CN110127092B - Racking machine is weighed in rice automatic cycle - Google Patents

Racking machine is weighed in rice automatic cycle Download PDF

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Publication number
CN110127092B
CN110127092B CN201910503682.0A CN201910503682A CN110127092B CN 110127092 B CN110127092 B CN 110127092B CN 201910503682 A CN201910503682 A CN 201910503682A CN 110127092 B CN110127092 B CN 110127092B
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China
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main shaft
guide
fixed main
square
weighing
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CN110127092A (en
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陆永翠
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Qianjiang Tongcheng Agricultural Industrialization Development Co ltd
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/04Methods of, or means for, filling the material into the containers or receptacles
    • B65B1/06Methods of, or means for, filling the material into the containers or receptacles by gravity flow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/30Devices or methods for controlling or determining the quantity or quality or the material fed or filled
    • B65B1/32Devices or methods for controlling or determining the quantity or quality or the material fed or filled by weighing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/52Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using roller-ways or endless conveyors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Basic Packing Technique (AREA)
  • Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)

Abstract

The invention provides an automatic rice circulating weighing and racking machine, which comprises a feeding device, a quantifying device, a discharging part and a transporting part, wherein the quantifying device, the discharging part and the transporting part are fixedly arranged on the feeding device, a feed inlet of the quantifying device is positioned right below a discharge outlet of the feeding device, a discharge outlet of the quantifying device is positioned above a feed inlet of the discharging part, the discharge outlet of the discharging part inclines downwards and points to the transporting part, the quantifying device is provided with a plurality of materials in a circumferential array, the discharge outlets of the quantifying device are sequentially communicated with the feed inlet of the discharging part in a circulating manner, the quantifying device comprises a rotary triggering mechanism and a quantitative weighing mechanism which are movably arranged up and down, the quantitative weighing mechanism is arranged on the rotary triggering mechanism in a vertically floating manner and is supported by elasticity, and is used for receiving rice conveyed by the feeding device and driving the rotary triggering, the rotary triggering mechanism is used for driving the quantitative weighing mechanism to rotate and enabling the quantitative weighing mechanism and the discharging component to be matched, butted and discharged.

Description

Racking machine is weighed in rice automatic cycle
Technical Field
The invention relates to the technical field of rice packaging, in particular to an automatic rice circulating weighing and subpackaging machine.
Background
The rice is the first of five cereals in the reputation, is the main grain crop of China, occupies about one fourth of the cultivation area of the grain crop, half of the world has the population using the rice as staple food, the rice sold in shops and supermarkets at present is divided into two types, one type is bulk-weighing type rice and the other type is bagged type rice, the bagged type rice is usually 10kg, 20kg and 25kg in mass specification, the error is +/-0.5 kg, the rice needs to be weighed by an electronic scale before being bagged, and the automatic cyclic weighing racking machine adopting the weighing mode has the defects of low automation degree, low efficiency and strong labor intensity of operators.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide the automatic circulating weighing and racking machine which is ingenious in structure, simple in principle, high in automation degree and capable of quantitatively weighing rice.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
An automatic rice circulating and weighing racking machine comprises a feeding device, a quantifying device, a discharging part and a transporting part, wherein the quantifying device, the discharging part and the transporting part are fixedly arranged on the feeding device, a feed inlet of the quantifying device is positioned under a discharge outlet of the feeding device, a discharge outlet of the quantifying device is positioned above a feed inlet of the discharging part, a discharge outlet of the discharging part inclines downwards and points to the transporting part, the quantifying device is provided with a plurality of material outlets in a circumferential array and is sequentially communicated with the feed inlet of the discharging part in a circulating manner, the quantifying device comprises a rotary triggering mechanism and a quantitative weighing mechanism which are movably arranged up and down, the quantitative weighing mechanism is vertically floated and arranged on the rotary triggering mechanism and is supported by elasticity, the quantitative weighing mechanism is used for receiving rice conveyed by the feeding device and overcoming the elastic action of the elastic support to drive the rotary triggering mechanism to synchronously move, the rotary triggering mechanism is used for driving the quantitative weighing mechanism to rotate and enabling the quantitative weighing mechanism and the discharging component to be matched, butted and discharged;
the feeding device comprises a base, a horizontal circular underframe is fixedly arranged on the upper end face of the base, a circular fixing cover which is coaxially arranged with the underframe and has a downward opening is arranged above the upper end face of the base, a supporting column fixedly connected with the outer circular face of the fixing cover and the base is arranged between the outer circular face of the fixing cover and the base, a fixing main shaft is coaxially and fixedly arranged between the underframe and the fixing cover, a circular bottom plate for plugging the fixing cover is arranged at the opening at the lower end of the fixing cover, the bottom plate is coaxially and rotatably sleeved on the fixing main shaft, an outer ring plate and an inner ring plate which are positioned in the fixing cover are coaxially and fixedly arranged on the upper end face of the bottom plate, the diameter of the outer ring plate is larger than that of the inner ring plate, a separating block which is radially arranged is arranged between the outer ring plate and the inner ring plate, a discharge channel which penetrates through the bottom plate and extends to the lower part of the bottom plate is arranged between every two adjacent partition blocks, the discharge channel is arranged in a square structure and is vertically arranged, a fixed cover is arranged on a feeding funnel communicated with the inside of the fixed cover, the axial direction of the feeding funnel is parallel to the axial direction of the fixed main shaft, a large opening of the feeding funnel is positioned above a small opening, and the small opening of the feeding funnel is vertically aligned with one discharge channel in an initial state;
the quantitative device is provided with eight quantitative devices which are arranged in an array along the circumferential direction of the fixed main shaft, the quantitative devices correspond to the discharge channels one by one, the quantitative weighing mechanisms are set to be in an idle load state and a fixed load state which can be switched mutually, and a feed inlet of the quantitative weighing mechanism in the idle load state is movably sleeved outside the corresponding discharge channel and can drive the bottom plate to synchronously rotate around the axial direction of the fixed main shaft;
the rotary trigger mechanism is fixedly arranged between the first rotating frame and the second rotating frame.
As a further optimization or improvement of the present solution.
The coaxial fixed boss that is provided with on the fixed main shaft, the boss is located the middle part position between swivel mount one and the swivel mount two, has seted up rotatory guiding groove on the outer disc of boss, and rotatory guiding groove runs through the boss from top to bottom and twists reverse forty-five degrees clockwise from top to bottom.
As a further optimization or improvement of the present solution.
The rotary trigger mechanism comprises guide pillars which are fixedly arranged at the edges of a first rotary frame and a second rotary frame and are parallel to the axial direction of a fixed main shaft, a rectangular lifting block is movably sleeved on each guide pillar, the length direction of each lifting block is parallel to the radial direction of the fixed main shaft, the lifting blocks and the guide pillars form sliding guide fit along the axial direction parallel to the fixed main shaft, one end, close to the fixed main shaft, of each lifting block is provided with a rotary guide block matched with a rotary guide groove, the lifting blocks are located between a boss and the second rotary frame in an initial state, the upper ends and the lower ends of the rotary guide grooves are provided with guide sections parallel to the axial direction of the fixed main shaft, and the rotary guide blocks in the rotary trigger mechanism corresponding to a feeding hopper up and down in the initial;
the outer movable sleeve of guide pillar is equipped with reset spring one, and reset spring one end is contradicted with swivel mount one, and the other end is contradicted with the elevator and reset spring one's elasticity is all the time by the directional elevator of swivel mount one, the boss on still seted up vertical and with rotatory guide block assorted guiding groove that resets, the guiding groove that resets deflects one hundred eighty degrees along fixed main shaft place circumferencial direction with the lower extreme of rotatory guiding groove, uninstallation part is located rotatory guiding groove along the directional guiding groove that resets of clockwise, when rotatory guide block slides to aligning with the guiding groove that resets along the lower limb department of boss, reset spring one will promote the elevator and reset along the vertical upwards sliding of guide pillar.
As a further optimization or improvement of the present solution.
The quantitative weighing mechanism comprises a horizontal mounting plate fixedly connected with one end of a lifting block, which is far away from a fixed main shaft, a vertically arranged weighing hopper is movably mounted on the mounting plate, the weighing hopper is composed of a first square cylinder and a second square cylinder which penetrate through the first square cylinder and the second square cylinder from top to bottom, the opening of the first square cylinder is larger than the opening of the second square cylinder, a conical cylinder for connecting and connecting the first square cylinder and the second square cylinder is arranged between the first square cylinder and the second square cylinder, the first square cylinder is positioned above the second square cylinder, the mounting plate is sleeved outside the second square cylinder, the second square cylinder can float up and down along the mounting plate, the first square cylinder is movably sleeved outside a corresponding discharge channel in an initial state, horizontal lugs are fixedly and symmetrically arranged outside the second square cylinder, the lugs are positioned above the mounting plate, lifting rods parallel to the axial direction of the fixed main shaft are, the lifting rod is movably arranged below the mounting plate in a penetrating mode and is coaxially provided with a first limiting screw with the diameter larger than that of the lifting rod, the first limiting screw and the bottom end of the lifting rod are in threaded connection and matched, a quantitative spring is movably sleeved outside the lifting rod, one end of the quantitative spring is abutted against the mounting plate, the other end of the quantitative spring is abutted against the lug, and the elastic force of the quantitative spring is always directed to the lug from the mounting plate;
the quantitative weighing mechanism further comprises a plugging member for plugging an opening at the lower end of the weighing hopper and a limiting member for limiting the lifting block to the top of the guide pillar, wherein the plugging member is set to be in an opening state and a closing state which can be mutually switched, and the plugging member is in the closing state in the initial state.
As a further optimization or improvement of the present solution.
The blocking component comprises slide rails arranged outside the second square barrel, the slide rails are arranged close to the lower end of the second square barrel, the slide rails are arranged along the tangential direction parallel to the circumferential direction in which the weighing hopper rotates around the fixed main shaft, the two slide rails are arranged and are respectively positioned on one side of the second square barrel, a square sealing plate matched with the slide rails is arranged at the opening at the lower end of the second square barrel, a strip-shaped movable block is arranged at the end part of the sealing plate along the radial direction of the fixed main shaft, the length direction of the movable block is vertical to the radial direction of the fixed main shaft, a slide block matched with the slide rails is arranged on one end surface of the movable block close to each other, the slide block is embedded in the slide rails and forms sliding guide fit;
the two movable blocks are provided with rectangular trigger plates for connecting the two movable blocks along one end in the anticlockwise direction, the length direction of the trigger plates is parallel to the radial direction of the fixed main shaft, the width direction of the trigger plates is vertically arranged, the upper ends of the trigger plates extend to the upper sides of the lower end openings of the two square cylinders, the lower ends of the trigger plates extend to the lower sides of the lower end openings of the two square cylinders, one end faces of the trigger plates in the clockwise direction are fixedly connected with the sealing plates, laths are fixedly connected with the two square cylinders and are arranged along the radial direction of the fixed main shaft, horizontal guide rods with the axial direction perpendicular to the axial direction of the fixed main shaft are arranged between the end positions of the laths in the length direction and the end positions of the corresponding movable blocks in the clockwise direction, one ends of the guide rods are fixedly connected with the end positions of the movable blocks in the clockwise direction, the other ends of the, the second limit screw and the guide rod form threaded connection matching, the second reset spring is sleeved outside the guide rod, one end of the second reset spring is abutted to the lath, the other end of the second reset spring is abutted to the end position of the clockwise movable block, and the elastic force of the second reset spring is always kept at the end position of the clockwise movable block pointed by the lath.
As a further optimization or improvement of the present solution.
The limiting component comprises a rectangular mounting groove arranged on the upper end surface of the lifting block, the length direction of the mounting groove is parallel to the length direction of the lifting block, one end of the mounting groove, which is far away from the fixed main shaft, penetrates through the outside, a square frame capable of sliding along the length direction of the mounting groove is arranged in the mounting groove, a notch is formed in the outer circular surface of the guide pillar and is arranged close to the fixed main shaft, the notch and the square frame are arranged at the same height, a limiting lug is arranged in the square frame, and the limiting lug is clamped in the notch in the initial state;
one end of the limiting lug, which is close to the notch, is arranged to be sharp, a limiting spring is arranged in the mounting groove, one end of the limiting spring is connected with the inner wall of the mounting groove, the other end of the limiting spring is connected with the square frame, and the elastic force of the limiting spring always pushes the square frame to slide along the radial direction of the fixing main shaft and away from the fixing main shaft;
the opening part of mounting groove is provided with rather than dismantling and be connected the complex apron, and the apron deviates from fixed main shaft one end and articulates and is provided with the shifting block that extends to the mounting groove inside and the width direction of this articulated shaft is on a parallel with the elevator, and shifting block one end is buckled towards square frame and deviates from fixed main shaft one end inconsistent, the other end of shifting block with square frame is connected the fixed trigger frame that is provided with the level and arranges, and the trigger frame level extends to the lower terminal surface of boss and rather than the contact.
As a further optimization or improvement of the present solution.
The discharging part comprises a circular middle frame which is coaxially sleeved outside the fixed main shaft and is located between the weighing hopper and the rotating frame I, a supporting rod used for supporting the middle frame is arranged between the middle frame and the bottom frame, a square guide cylinder aligned with one weighing hopper is arranged on the middle frame from top to bottom, the guide cylinder is located between the rotary guide groove and the clockwise reset guide groove, the opening of the guide cylinder is smaller than the opening size of the square cylinder II, a guide plate which is obliquely arranged outwards is connected to the lower end opening of the guide cylinder, the distance between the guide plate and the fixed main shaft is gradually reduced from bottom to top along the vertical direction, a stop rod used for restraining the trigger plate to rotate clockwise is vertically arranged on one side of the guide cylinder along the counterclockwise direction, and the height of the stop rod is matched with the trigger plate.
As a further optimization or improvement of the present solution.
The conveying part comprises a horizontal rectangular bracket fixedly arranged on the base, the bracket is positioned below the material guide plate along the inclination direction of the material guide plate, one end of the bracket along the length direction of the bracket is rotatably provided with a first roller, the other end of the bracket is rotatably provided with a second roller parallel to the axial direction of the first roller, a conveying belt for connecting the first roller and the second roller is arranged between the first roller and the second roller, the upper end surface of the conveying belt is movably provided with packing boxes with upward openings at equal intervals, and the packing boxes correspond to the material guide plate;
the automatic feeding device is characterized in that a stepping motor is fixedly arranged on the base, the axial direction of the stepping motor is parallel to the axial direction of the first roller, a belt transmission assembly used for connecting the stepping motor and the first roller/the second roller is arranged between the stepping motor and the first roller/the second roller, a vertical downward extending synchronous rod parallel to the axial direction of the fixed main shaft is arranged at the bottom of the lifting block, a distance sensor vertically aligned with one of the synchronous rods is arranged on the bottom frame, the distance sensor is located under the feeding hopper, and signal connection is established between the distance sensor and the stepping motor through a controller.
Compared with the prior art, the rice quantitative weighing device has the advantages that the structure is ingenious, the principle is simple, the automation degree is high, the weighing hoppers are supported by the springs, rice is conveyed towards the weighing hoppers continuously at a constant speed until the springs are completely compressed, the rice is quantitatively weighed, the weighing hoppers are automatically triggered to rotate after the quantitative weighing, the rice is unloaded into the packing box on the conveying belt, the plurality of weighing hoppers arranged in the circumferential array mode are used for quantitatively weighing the rice in a circulating mode, unloading and dumping the rice into the packing box, the rice quantitative weighing efficiency is greatly improved, and the labor intensity of operators is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a schematic structural view of a feeding device.
Fig. 4 is a partial structural schematic diagram of a feeding device.
Fig. 5 is a partial schematic view of the feed device.
Fig. 6 is a partial structural schematic view of a feeding device.
Fig. 7 is a partial structural schematic view of a feeding device.
FIG. 8 is a view showing the combination of the feeding device and the dosing device.
FIG. 9 is a view showing the installation of the quantitative device.
FIG. 10 is a schematic view of the structure of the quantitative device.
Fig. 11 is a schematic structural view of the rotation trigger mechanism.
Fig. 12 is a partial structural view of the rotary trigger mechanism.
Fig. 13 is a schematic structural view of the fixed main shaft.
Fig. 14 is a schematic structural view of the fixed main shaft.
FIG. 15 is a view showing the combination of the quantitative weighing means and the rotary trigger means.
FIG. 16 is a view showing the combination of the quantitative weighing means and the rotary trigger means.
Fig. 17 is a partial schematic configuration diagram of the quantitative weighing mechanism.
Fig. 18 is a partial schematic view of the quantitative weighing mechanism.
Fig. 19 is a partial view of the quantitative weighing mechanism.
Fig. 20 is a partial schematic configuration diagram of the quantitative weighing mechanism.
FIG. 21 is a schematic view showing the operation of the quantitative weighing mechanism.
Fig. 22 is a view of the stop member in cooperation with the rotary trigger mechanism.
Figure 23 is a partial mating view of a stop member and a rotary trigger mechanism.
Figure 24 is a partial mating view of a stop member and a rotary trigger mechanism.
Fig. 25 is a schematic structural view of a discharging part.
Fig. 26 is a schematic structural view of a discharging part.
Fig. 27 is a view showing the discharge unit and the transport unit.
Fig. 28 is a partial structural view of a transport unit.
Labeled as:
100. a feeding device; 101. a base; 102. a chassis; 103. a support pillar; 104. a fixed cover; 105. fixing the main shaft; 105a, a boss; 105b, a rotation guide groove; 105c, a reset guide groove; 106. a base plate; 107a, an outer ring plate; 107b, an inner ring plate; 108. a separation block; 109. a discharge channel; 110. a feed hopper; 120. a first rotating frame; 130. a second rotating frame;
200. a dosing device; 210. a rotation trigger mechanism; 211. a guide post; 212. a lifting block; 213. rotating the guide block; 214. a first return spring; 220. a quantitative weighing mechanism; 221. mounting a plate; 222. a weighing hopper; 222a, a square cylinder I; 222b, a square cylinder II; 223a, lugs; 223b, a lifting rod; 223c, a first limit screw; 224. a dosing spring; 225a, a slide rail; 225b, a movable block; 225c, a slider; 226. a sealing plate; 227. a trigger plate; 228a, slats; 228b, a guide rod; 229. a second return spring; 230. a stop member; 231. mounting grooves; 232. a square frame; 233a, a notch; 233b, a limit bump; 234. a limiting spring; 235. a cover plate; 236. shifting blocks; 237. a trigger frame;
300. a discharge member; 301. a middle frame; 302. a support bar; 303. a stop lever; 304. a material guide cylinder; 305. a material guide plate;
400. a transport component; 401. a bracket; 402. a conveyor belt; 403. a stepping motor; 404. a belt drive assembly; 405. a synchronization lever; 406. distance sensor, 410, packing box.
Detailed Description
An automatic rice circulation weighing and racking machine comprises a feeding device 100, a quantifying device 200, a discharging part 300 and a transporting part 400, wherein the quantifying device 200, the discharging part 300 and the transporting part 400 are fixedly arranged on the feeding device 100, a feed inlet of the quantifying device 200 is positioned right below a discharge outlet of the feeding device 100, a discharge outlet of the quantifying device 200 is positioned above a feed inlet of the discharging part 300, the discharge outlet of the discharging part 300 inclines downwards and points to the transporting part 400, the quantifying device 200 is provided with a plurality of circumferential arrays, discharge outlets of the quantifying device 200 are sequentially communicated with the feed inlet of the discharging part 300 in a circulation mode, the quantifying device 200 comprises a rotary trigger mechanism 210 and a quantitative weighing mechanism 220 which are movably arranged up and down, the quantitative weighing mechanism 220 is vertically floated on the rotary trigger mechanism 210 and is supported by elasticity, the quantitative weighing mechanism 220 is used for receiving rice conveyed by the feeding device 100 and overcoming the elastic force of the elastic support to drive the rotary trigger mechanism 210 to, the rotary triggering mechanism 210 is used for driving the quantitative weighing mechanism 220 to rotate and enabling the quantitative weighing mechanism 220 and the discharging component 300 to be matched for butt joint and discharging.
During the use process, bulk rice is conveyed to the feeding hole of the feeding device 100 at a constant speed by the conveying equipment and poured into the feeding hole, the rice is discharged into the quantitative weighing mechanism 220 from the discharge hole of the feeding device 100, when the total weight of the quantitative weighing mechanism 220 and the rice in the quantitative weighing mechanism 220 is greater than the elastic force of the elastic support, the quantitative weighing mechanism 220 floats vertically downwards and is automatically triggered, the quantitative weighing mechanism 220 drives the rotary trigger mechanism 210 to synchronously move downwards, in the process, the rotary trigger mechanism 210 moving downwards drives the quantitative weighing mechanism 220 to rotate around the axis of the circumferential direction of the array arrangement of the quantitative weighing mechanism 220, the rotary quantitative weighing mechanism 220 is matched and butted with the discharging part 300 for discharging, the discharging part 300 guides the rice measured and measured in the quantitative weighing mechanism 220 to the conveying part 400, and the conveying part 400 carries out the rice measured and measured in the quantitative weighing mechanism 220, And (4) packaging and transporting, wherein after the quantitative weighing mechanism 220 unloads the rice in the quantitative weighing mechanism, the quantitative weighing mechanism automatically resets and the quantitative rotary trigger mechanisms 210 circularly perform quantitative weighing on the rice.
The feeding device 100 comprises a base 101, a horizontal circular base frame 102 is fixedly installed on the upper end face of the base 101, a circular fixing cover 104 which is coaxially arranged with the base frame 102 and has a downward opening is arranged above the upper end face of the base 101, a supporting column 103 fixedly connected with the outer circular face of the fixing cover 104 and the base 101 is arranged between the outer circular face of the fixing cover 104 and the base 101, a fixing main shaft 105 is coaxially and fixedly arranged between the base frame 102 and the fixing cover 104, a circular bottom plate 106 used for plugging the opening at the lower end of the fixing cover 104 is arranged at the opening at the lower end of the fixing cover 104, the bottom plate 106 is coaxially and rotatably sleeved on the fixing main shaft 105, an outer ring plate 107a and an inner ring plate 107b which are positioned inside the fixing cover 104 are coaxially and fixedly arranged on the upper end face of the bottom plate 106, the diameter of the outer ring plate 107a is larger than that of the inner ring plate 107b, the eight separating blocks 108 are arranged in an array along the circumferential direction of the bottom plate 106, discharge channels 109 which penetrate through the bottom plate 106 and extend to the lower portion of the bottom plate 106 are formed between every two adjacent separating blocks 108, the discharge channels 109 are arranged in a square structure and are vertically arranged, the fixed cover 104 is provided with a feed hopper 110 communicated with the inside of the fixed cover, the axial direction of the feed hopper 110 is parallel to the axial direction of the fixed main shaft 105, the large opening of the feed hopper 110 is located above the small opening, and the small opening of the feed hopper 110 is vertically aligned with one of the discharge channels 109 in the initial state.
The eight quantifying devices 200 are arranged in an array along the circumferential direction of the fixed main shaft 105, the quantifying devices 200 correspond to the discharge channels 109 one by one, the quantifying and weighing mechanisms 220 are set to be in an idle state and a fixed load state which can be switched with each other, and a feed inlet of the quantifying and weighing mechanism 220 in the idle state is movably sleeved outside the corresponding discharge channel 109 and can drive the bottom plate 106 to rotate synchronously around the axial direction of the fixed main shaft 105.
The feed device 100 is embodied in the working process that the conveying equipment conveys bulk rice into a large opening of the feed hopper 110 at a constant speed, the rice falls into the feed hopper 110 under the action of self gravity and is discharged downwards from a small opening, the rice falls into a discharge channel 109 which is vertically corresponding to the small opening of the feed hopper 110, and the discharge channel 109 guides and discharges the rice into a corresponding quantitative weighing mechanism 220 for quantitative measurement.
In order to facilitate the installation of the dosing device 200, the first rotating frame 120 and the second rotating frame 130 are coaxially sleeved on the fixed main shaft 105 in a rotating manner, the first rotating frame 120 and the second rotating frame 130 are located between the bottom plate 106 and the bottom frame 102, the second rotating frame 130 is located above the first rotating frame 120, and the rotating trigger mechanism 210 is fixedly installed between the first rotating frame 120 and the second rotating frame 130.
In order to enable the rotating trigger mechanism 210 to drive the quantitative weighing mechanism 220 in a loading state to rotate around the axial direction of the fixed main shaft 105, a boss 105a is coaxially and fixedly arranged on the fixed main shaft 105, the boss 105a is located in the middle position between the first rotating frame 120 and the second rotating frame 130, a rotating guide groove 105b is formed in the outer circular surface of the boss 105a, the rotating guide groove 105b penetrates through the boss 105a from top to bottom and is twisted clockwise forty-five degrees from top to bottom, and the rotating trigger mechanism 210 slides from the top end of the rotating guide groove 105b to the bottom end of the rotating guide groove to rotate clockwise forty-five degrees around the fixed main shaft 105.
Specifically, the rotation triggering mechanism 210 includes a guide post 211 fixedly installed at the edge of the first rotating frame 120 and the second rotating frame 130 and parallel to the axial direction of the fixed main shaft 105, a rectangular lifting block 212 is movably sleeved on the guide post 211, the length direction of the lifting block 212 is parallel to the radial direction of the fixed main shaft 105, the lifting block 212 and the guide post 211 form a sliding guide fit along the axial direction parallel to the fixed main shaft 105, a rotation guide block 213 matched with the rotation guide slot 105b is arranged at one end of the lifting block 212 close to the fixed main shaft 105, the lifting block 212 is positioned between the boss 105a and the second rotating frame 130 in an initial state, in order to facilitate the rotation guide block 213 to smoothly slide in from the upper end of the rotation guide slot 105b and slide out from the lower end of the rotation guide slot 105b, guide sections parallel to the axial direction of the fixed main shaft 105b are arranged at the upper and lower ends of the rotation guide slot 105b, and the rotation guide block 213 in the rotation triggering Directly above the opening at the upper end of the slot 105b, the rotation triggering mechanism 210 slides downward along the rotation guiding slot 105b, under the guiding of the rotation guiding slot 105b, the rotation triggering mechanism 210 sequentially and gradually rotates around the fixed main shaft 105, and under the driving of the first rotating frame 120 and the second rotating frame 130, the plurality of quantitative devices 200 gradually rotate around the fixed main shaft 105.
When the rotation guiding block 213 slides through the rotation guiding slot 105b from top to bottom, in order to facilitate the lifting block 212 to slide vertically upwards along the guide post 211 and drive the rotation guiding block 213 to reset synchronously, a first return spring 214 is movably sleeved outside the guide post 211, one end of the first return spring 214 abuts against the first rotating frame 120, the other end abuts against the lifting block 212, the elastic force of the first return spring 214 always points to the lifting block 212 from the first rotating frame 120, the boss 105a is further provided with a first reset guiding slot 105c which is vertical and matched with the rotation guiding block 213, the lower ends of the first reset guiding slot 105c and the rotation guiding slot 105b deflect one hundred eighty degrees along the circumferential direction of the fixed main shaft 105, the unloading component 300 is positioned between the rotation guiding slot 105b pointing to the first reset guiding slot 105c along the clockwise direction, when the rotation guiding block 213 slides along the lower edge of the boss 105a to be aligned with the first, the first return spring 214 pushes the elevator block 212 to slide vertically upwards along the guide post 211 for return.
In order to quantitatively distribute the rice and drive the rotary trigger mechanism 210 to move downwards after the rice is quantitatively distributed, the quantitative weighing mechanism 220 comprises a horizontal mounting plate 221 fixedly connected with one end of the lifting block 212, which is far away from the fixed main shaft 105, a vertically arranged weighing hopper 222 is movably mounted on the mounting plate 221, the weighing hopper 222 is composed of a first square cylinder 222a and a second square cylinder 222b which penetrate through the first square cylinder 222a from top to bottom, the opening of the first square cylinder 222a is larger than that of the second square cylinder 222b, a conical cylinder for connecting and communicating the first square cylinder 222a and the second square cylinder 222b is arranged between the first square cylinder 222a and the second square cylinder 222b, the mounting plate 221 is sleeved outside the second square cylinder 222b, the second square cylinder 222b can float up and down along the mounting plate 221, the first square cylinder 222a is movably sleeved outside the corresponding discharge channel 109 in the initial state, and the weighing hopper 222 can be elastically supported, the outer part of the square cylinder II 222b is fixedly and symmetrically provided with horizontal lugs 223a, the lugs 223a are positioned above the mounting plate 221, the lower end face of the lugs 223a is provided with two lifting rods 223b parallel to the axial direction of the fixed main shaft 105, the two lifting rods 223b are symmetrically arranged along the radial direction of the fixed main shaft 105, the lifting rods 223b movably penetrate below the mounting plate 221 and are coaxially provided with a first limit screw 223c with the diameter larger than that of the lifting rods, the first limit screw 223c is in threaded connection and matching with the bottom end of the lifting rod 223b, the outer part of the lifting rod 223b is movably sleeved with a quantitative spring 224, one end of the quantitative spring 224 is abutted against the mounting plate 221, the other end of the quantitative spring is abutted against the lugs 223a, the elastic force of the quantitative spring 224 is always directed to the lugs 223a by the mounting plate 221, and rice is added into the weighing hopper 222, the realization is got the ration volume of rice, through trading the ration spring 224 of different elastic coefficient, changes the ration value of getting the rice volume.
The quantitative weighing mechanism 220 further comprises a blocking member for blocking the opening at the lower end of the weighing hopper 222, and a limiting member 230 for limiting the lifting block 212 at the top of the guide post 211, wherein the blocking member is set to be an opening state and a closing state which can be switched with each other, and is in the closing state at the initial state, in the using process, when a certain amount of rice is loaded in the weighing hopper 222 and the quantitative spring 224 is completely compressed, the limiting member 230 automatically triggers and releases the limitation on the lifting block 212, under the gravity action of the weighing hopper 222 and the rice, the weighing hopper 222 drives the rotary trigger mechanism 210 to move downwards, the rotary trigger mechanism 210 is matched with the rotary guide groove 105b, and the whole weighing device 200 rotates forty-five degrees clockwise around the fixed main shaft 105.
Firstly, explaining the blocking member, the blocking member includes a slide rail 225a arranged outside the square tube two 222b, the slide rail 225a is arranged near the lower end of the slide rail 225a, the slide rail 225a is arranged along the tangential direction parallel to the circumferential direction in which the weighing hopper 222 rotates around the fixed main shaft 105, the slide rail 225a is provided with two blocks and is respectively positioned at one side of the square tube two 222b, the opening at the lower end of the square tube two 222b is provided with a square sealing plate 226 matched with the square tube two, the end part of the sealing plate 226 in the radial direction of the fixed main shaft 105 is provided with a strip-shaped movable block 225b, the length direction of the movable block 225b is perpendicular to the radial direction of the fixed main shaft 105, the movable block 225b is provided with a slide block 225c matched with the slide rail 225a near one end surface, the slide block 225c is embedded inside the slide rail 225a and forms a sliding guide fit along the guide direction of the, the opening and closing of the sealing plate 226 is achieved by pushing the slider 225c to slide along the slide rail 225 a.
Specifically, in order to maintain the initial state of the blocking member in the closed state, one end of each of the two movable blocks 225b in the counterclockwise direction is provided with a rectangular trigger plate 227 for connecting the two movable blocks, the length direction of the trigger plate 227 is parallel to the radial direction of the fixed main shaft 105, the width direction of the trigger plate 227 is vertically arranged, the upper end of the trigger plate 227 extends above the lower end opening of the square cylinder 222b, the lower end of the trigger plate 227 extends below the lower end opening of the square cylinder 222b, one end face of the trigger plate 227 in the clockwise direction is fixedly connected with the sealing plate 226, a slat 228a fixedly connected with the square cylinder 222b is arranged above the trigger plate 227, the slat 228a is arranged in the radial direction of the fixed main shaft 105, a horizontal guide rod 228b axially perpendicular to the axial direction of the fixed main shaft 105 is arranged between the end position of the slat 228a in the length direction and the end position of the corresponding movable block 225b in the clockwise direction, one end position of the guide, The other end of the guide rod 228b movably penetrates through the end position of the lath 228a along the length direction of the lath, so that the guide rod 228b and the lath 228a are prevented from falling off, a second limit screw with the diameter larger than that of the guide rod 228b is arranged at one end of the guide rod 228b close to the lath 228a, the second limit screw and the guide rod 228b form threaded connection and matching, a second return spring 229 is movably sleeved outside the guide rod 228b, one end of the second return spring 229 abuts against the lath 228a, the other end of the second return spring 229 abuts against the end position of the movable block 225b in the clockwise direction, and the elastic force of the second return spring 229 always.
Under the action of the elastic force of the second return spring 229, the blocking member is in a closed state in an initial state, when the weighing hopper 222 subjected to quantitative weighing rotates to be matched with the discharging part 300, the discharging part 300 restrains the clockwise rotation of the trigger plate 227, the weighing hopper 222 is staggered with the sealing plate 226 of the weighing hopper, rice quantitatively weighed in the weighing hopper falls into the discharging part 300, the second return spring 229 is gradually compressed, the elastic potential energy is increased, then the quantitative spring 224 pushes the weighing hopper 222 to vertically float upwards, the discharging part 300 releases the restraint of the trigger plate 227, the second return spring 229 moves the movable block 225b clockwise, and the movable block 225b drives the sealing plate 226 to synchronously move and restore the blocking of the symmetrical weighing hopper 222.
Next, describing the limiting member 230, the limiting member 230 restricts the elevator block 212 at the top of the guide pillar 211, and only when the weighing hopper 222 floats vertically downwards and the quantitative spring 224 is fully compressed, the limiting member 230 will automatically trigger to release the restriction on the elevator block 212, therefore, the limiting member 230 includes a rectangular mounting groove 231 disposed on the upper end surface of the elevator block 212, the length direction of the mounting groove 231 is parallel to the length direction of the elevator block 212, one end of the mounting groove 231, which is away from the fixed main shaft 105, penetrates through the outside, a square frame 232 capable of sliding along the length direction is disposed in the mounting groove 231, a notch 233a is disposed on the outer circumferential surface of the guide pillar 211, the notch 233a is disposed close to the fixed main shaft 105, the notch 233a is disposed at the same height as the square frame 232, a limiting projection 233b is disposed inside the square frame 232, and the initial lower limiting projection 233b is clamped in the notch 233a, thereby realizing the limit constraint of the lifting block 212.
Specifically, in order to ensure that the limiting convex block 233b can be effectively clamped into the notch 233a, one end of the limiting convex block 233b close to the notch 233a is set to be sharp, a limiting spring 234 is arranged in the mounting groove 231, one end of the limiting spring 234 is connected with the inner wall of the mounting groove 231, the other end of the limiting spring 234 is connected with the square frame 232, the elastic force of the limiting spring 234 always pushes the square frame 232 to slide along the radial direction of the fixed main shaft 105 away from the fixed main shaft 105, and the limiting convex block 233b is effectively clamped into the notch 233a through the elastic force of the limiting spring 234.
More specifically, in order to enable the square frame 232 to slide towards the fixed main shaft 105 against the elastic force of the limiting spring 234, the limiting projection 233b is separated from the notch 233a, a cover plate 235 detachably connected and matched with the opening of the mounting groove 231 is arranged at the opening of the mounting groove 231, a shifting block 236 extending into the mounting groove 231 is hinged to one end of the cover plate 235 away from the fixed main shaft 105, the axial direction of the hinged shaft is parallel to the width direction of the lifting block 212, one end of the shifting block 236 bends towards the square frame 232 and is abutted to one end of the square frame 232 away from the fixed main shaft 105, a horizontally arranged trigger frame 237 is fixedly connected to the other end of the shifting block 236, and the trigger frame 237 horizontally extends to the lower end face of the boss 233a and is in contact with.
The stop member 230 is embodied in a working process that the feeding device 100 continuously fills the rice toward the corresponding weighing hopper 222, the total weight of the weighing hopper 222 and the rice is gradually increased and compresses the quantitative spring 224, the weighing hopper 222 floats vertically downwards, the lug 223a synchronously moves downwards until the quantitative spring 224 is completely compressed, in the process, the lug 223a presses the extending end of the trigger frame 237 downwards, the trigger frame 237 drives the shifting block 236 to rotate around the hinge shaft thereof, the shifting block 236 presses the square frame 232 and makes the square frame 232 slide close to the fixed main shaft 105 along the installation groove 231 against the elastic force of the stop spring 234, the stop lug 233b is separated from the notch 233a and releases the restriction of the lifting block 212, and at the same time, the quantitative weighing mechanism 220 drives the rotary trigger mechanism 210 to move downwards.
In the process that the quantitative weighing mechanism 220 and the rotary trigger mechanism 210 are matched with each other, the specific expression is that when the feeding device 100 discharges the rice into the weighing hopper 222, the rice in the weighing hopper 222 is gradually increased and the weighing hopper 222 will overcome the elastic force of the quantitative spring 224 and float downwards until the quantitative spring 224 is completely compressed, at this time, the limit component 230 will release the limit constraint on the lifting block 212, the weighing hopper 222 will drive the lifting block 212 to slide downwards along the axial direction of the guide post 211, the rotary guide slot 105b will make the rotary guide block 213 sliding downwards clockwise rotate forty-five degrees around the axial direction of the fixed main shaft 105, the rotary trigger mechanism 210 will drive the quantitative weighing mechanism 220 to clockwise rotate forty-five degrees around the axial direction of the fixed main shaft 105, the quantitative device 200 will sequentially rotate step by step, and at the same time, the quantitative device 200 will drive the bottom plate 106 to synchronously rotate around the fixed main shaft 105, in the process, the discharging unit 300 restricts the clockwise rotation of the trigger plate 227, the closing member is switched to the open state and a fixed amount of rice in the weighing hopper 222 is discharged into the discharging unit 300, then, weigh hopper 222 automatically floats up and discharge member 300 is freed from restraint of trigger plate 227, under the action of the second reset spring 229, the blocking member is automatically switched to the closed state, when the rotary guide block 213 rotates clockwise along the axial direction of the fixed main shaft 105 and corresponds to the reset guide groove 105c, the first return spring 214 pushes the lifting block 212 to slide vertically upwards along the guide post 211 for resetting, the lifting block 212 drives the quantitative weighing mechanism 220 to move upwards for resetting, and finally, the spacing spring 234 will urge the square 232 to reset and the spacing member 230 resumes its spacing constraint on the elevator block 212, the rice is circulated and quantitatively proportioned, and is guided out to the transportation part 400 by the discharging part 300.
The discharging part 300 comprises a circular middle frame 301 coaxially sleeved outside the fixed main shaft 105 and located between the weighing hopper 222 and the first rotating frame 120, a supporting rod 302 used for supporting the middle frame 301 is arranged between the middle frame 301 and the bottom frame 102, a square guide cylinder 304 vertically aligned with one weighing hopper 222 is arranged on the middle frame 301, the guide cylinder 304 is located between the rotating guide groove 105b and the reset guide groove 105c in a clockwise direction, the opening of the guide cylinder 304 is smaller than that of the square cylinder second 222b, a guide plate 305 obliquely arranged outwards is connected to the opening at the lower end of the guide cylinder 304, the distance between the guide plate 305 and the fixed main shaft 105 is gradually reduced from bottom to top along the vertical direction, a stop rod 303 used for restraining the trigger plate 227 to rotate clockwise is vertically arranged on one side of the guide cylinder 304 in the counterclockwise direction, and the height of the stop rod 303 is matched with the trigger plate 227.
The concrete performance of the discharging component 300 during the operation is that when the trigger plate 227 contacts with the stop lever 303, at this time, the quantitative weighing mechanism 220 rotates again to make the stop lever 303 switch the blocking component to the open state, the weighing hopper 222 dumps the rice inside into the guide cylinder 304, and the rice is discharged to the transportation component 400 by the guide plate 305 for packaging and transportation, when the weighing hopper 222 dumps the rice inside, the quantitative spring 224 pushes the weighing hopper 222 to float upwards, the weighing hopper 222 drives the trigger plate 227 to move upwards synchronously and makes the stop lever 303 release the constraint of the trigger plate 227, and the blocking component automatically switches to the closed state.
In order to receive the rice guided out by the material guide plate 305, the transportation component 400 comprises a horizontal rectangular bracket 401 fixedly mounted on the base 101, the bracket 401 is located below the material guide plate 305 along the inclination direction of the material guide plate, one end of the bracket 401 along the length direction is rotatably provided with a first roller, the other end of the bracket 401 is rotatably provided with a second roller parallel to the axial direction of the first roller, a transportation belt 402 used for connecting the first roller and the second roller is arranged between the first roller and the second roller, the upper end surface of the transportation belt 402 is provided with packing boxes 410 with upward openings at equal intervals, and the packing boxes 410 correspond to the material guide plate 305.
Specifically, in order to drive the conveying belt 402 to perform stepping operation, a stepping motor 403 is fixedly arranged on the base 101, the axial direction of the stepping motor 403 is parallel to the axial direction of the first roller, a belt transmission assembly 404 for connecting the stepping motor 403 and the first roller/the second roller is arranged between the stepping motor 403 and the first roller/the second roller, in order to control the stepping motor 403 and enable the operation frequency of the stepping motor 403 to be consistent with the frequency of the stepwise rotation of the dosing device 200, a synchronizing rod 405 which extends vertically downwards and is parallel to the axial direction of the fixed main shaft 105 is arranged at the bottom of the lifting block 212, a distance sensor 406 which is aligned with one of the synchronizing rods 405 up and down is arranged on the base frame 102, the distance sensor 406 is positioned right below the feeding hopper 110, the distance sensor 406 is in signal connection with the stepping motor 403 through a controller, and the scheme is adopted in order to ensure that the packing boxes 410 can, and the rice in one weighing hopper 222 is completely divided into one packing case 410.
The transportation unit 400 is embodied in the working process that when the weighing hopper 222 quantitatively measures rice and then vertically moves downwards, the lifting block 212 drives the synchronizing rod 405 to synchronously move downwards, and when the distance sensor 406 detects that the height of the synchronizing rod 405 changes, the distance sensor 406 transmits a signal to the controller and the controller controls the stepping motor 403 to start and operate, so that the packing boxes 410 are sequentially aligned with the material guide plate 305, the quantitatively measured rice in the weighing hopper 222 slides into the packing boxes 410 through the material guide plate 305, and then an operator further packages the rice quantitatively and separately packed in the packing boxes 410 at the tail end of the transportation belt 402.

Claims (10)

1. The utility model provides a racking machine is weighed in rice automatic cycle which characterized in that: the rice quantitative discharging device comprises a feeding device, a quantifying device, a discharging part and a transporting part, wherein the quantifying device, the discharging part and the transporting part are fixedly arranged on the feeding device, a feed inlet of the quantifying device is positioned under a discharge outlet of the feeding device, a discharge outlet of the quantifying device is positioned above a feed inlet of the discharging part, the discharge outlet of the discharging part inclines downwards to point to the transporting part, the quantifying device is provided with a plurality of material outlets in a circumferential array mode, the discharge outlets of the quantifying device are sequentially communicated with the feed inlet of the discharging part, the quantifying device comprises a rotary trigger mechanism and a quantitative weighing mechanism, the rotary trigger mechanism is movably arranged up and down, the quantitative weighing mechanism floats up and down and is arranged on the rotary trigger mechanism and supported by elasticity, the quantitative weighing mechanism is used for receiving rice conveyed by the feeding device and driving the rotary trigger mechanism to synchronously move downwards under the action of elasticity of the elastic support, the rotary trigger (ii) a
The feeding device comprises a base, a horizontal circular underframe is fixedly arranged on the upper end face of the base, a circular fixing cover which is coaxially arranged with the underframe and has a downward opening is arranged above the upper end face of the base, a supporting column fixedly connected with the outer circular face of the fixing cover and the base is arranged between the outer circular face of the fixing cover and the base, a fixing main shaft is coaxially and fixedly arranged between the underframe and the fixing cover, a circular bottom plate for plugging the fixing cover is arranged at the opening at the lower end of the fixing cover, the bottom plate is coaxially and rotatably sleeved on the fixing main shaft, an outer ring plate and an inner ring plate which are positioned in the fixing cover are coaxially and fixedly arranged on the upper end face of the bottom plate, the diameter of the outer ring plate is larger than that of the inner ring plate, a separating block which is radially arranged is arranged between the outer ring plate and the inner ring plate, a discharge channel which penetrates through the bottom plate and extends to the lower part of the bottom plate is arranged between every two adjacent partition blocks, the discharge channel is arranged in a square structure and is vertically arranged, a fixed cover is arranged on a feeding funnel communicated with the inside of the fixed cover, the axial direction of the feeding funnel is parallel to the axial direction of the fixed main shaft, a large opening of the feeding funnel is positioned above a small opening, and the small opening of the feeding funnel is vertically aligned with one discharge channel in an initial state;
the quantitative device is provided with eight quantitative devices which are arranged in an array along the circumferential direction of the fixed main shaft, the quantitative devices correspond to the discharge channels one by one, the quantitative weighing mechanisms are set to be in an idle load state and a fixed load state which can be switched mutually, and a feed inlet of the quantitative weighing mechanism in the idle load state is movably sleeved outside the corresponding discharge channel and can drive the bottom plate to synchronously rotate around the axial direction of the fixed main shaft;
the rotary trigger mechanism is fixedly arranged between the first rotating frame and the second rotating frame.
2. The automatic rice circulating and weighing racking machine according to claim 1, wherein: the coaxial fixed boss that is provided with on the fixed main shaft, the boss is located the middle part position between swivel mount one and the swivel mount two, has seted up rotatory guiding groove on the outer disc of boss, and rotatory guiding groove runs through the boss from top to bottom and twists reverse forty-five degrees clockwise from top to bottom.
3. The automatic rice circulating and weighing racking machine according to claim 2, wherein: the rotary trigger mechanism comprises guide pillars which are fixedly arranged at the edges of a first rotary frame and a second rotary frame and are parallel to the axial direction of a fixed main shaft, a rectangular lifting block is movably sleeved on each guide pillar, the length direction of each lifting block is parallel to the radial direction of the fixed main shaft, the lifting blocks and the guide pillars form sliding guide fit along the axial direction parallel to the fixed main shaft, one end, close to the fixed main shaft, of each lifting block is provided with a rotary guide block matched with a rotary guide groove, the lifting blocks are located between a boss and the second rotary frame in an initial state, the upper ends and the lower ends of the rotary guide grooves are provided with guide sections parallel to the axial direction of the fixed main shaft, and the rotary guide blocks in the rotary trigger mechanism corresponding to a feeding hopper up and down in the initial;
the outer movable sleeve of guide pillar is equipped with reset spring one, and reset spring one end is contradicted with swivel mount one, and the other end is contradicted with the elevator and reset spring one's elasticity is all the time by the directional elevator of swivel mount one, the boss on still seted up vertical and with rotatory guide block assorted guiding groove that resets, the guiding groove that resets deflects one hundred eighty degrees along fixed main shaft place circumferencial direction with the lower extreme of rotatory guiding groove, uninstallation part is located rotatory guiding groove along the directional guiding groove that resets of clockwise, when rotatory guide block slides to aligning with the guiding groove that resets along the lower limb department of boss, reset spring one will promote the elevator and reset along the vertical upwards sliding of guide pillar.
4. The automatic rice circulating and weighing racking machine according to claim 3, wherein: the quantitative weighing mechanism comprises a horizontal mounting plate fixedly connected with one end of a lifting block, which is far away from a fixed main shaft, a vertically arranged weighing hopper is movably mounted on the mounting plate, the weighing hopper is composed of a first square cylinder and a second square cylinder which penetrate through the first square cylinder and the second square cylinder from top to bottom, the opening of the first square cylinder is larger than the opening of the second square cylinder, a conical cylinder for connecting and connecting the first square cylinder and the second square cylinder is arranged between the first square cylinder and the second square cylinder, the first square cylinder is positioned above the second square cylinder, the mounting plate is sleeved outside the second square cylinder, the second square cylinder can float up and down along the mounting plate, the first square cylinder is movably sleeved outside a corresponding discharge channel in an initial state, horizontal lugs are fixedly and symmetrically arranged outside the second square cylinder, the lugs are positioned above the mounting plate, lifting rods parallel to the axial direction of the fixed main shaft are, the lifting rod is movably arranged below the mounting plate in a penetrating mode and is coaxially provided with a first limiting screw with the diameter larger than that of the lifting rod, the first limiting screw and the bottom end of the lifting rod are in threaded connection and matched, a quantitative spring is movably sleeved outside the lifting rod, one end of the quantitative spring is abutted against the mounting plate, the other end of the quantitative spring is abutted against the lug, and the elastic force of the quantitative spring is always directed to the lug from the mounting plate;
the quantitative weighing mechanism further comprises a plugging member for plugging an opening at the lower end of the weighing hopper and a limiting member for limiting the lifting block to the top of the guide pillar, wherein the plugging member is set to be in an opening state and a closing state which can be mutually switched, and the plugging member is in the closing state in the initial state.
5. The automatic rice circulation weighing and split charging machine according to claim 4, characterized in that: the plugging member include set up in two outside slide rails of square section of thick bamboo and the slide rail is close to its lower extreme and arranges, the slide rail is arranged along being on a parallel with the tangential direction that the weighing hopper rotates the circumferencial direction in place around fixed main shaft, the slide rail is provided with two and is located one side of square section of thick bamboo two respectively, the lower extreme opening part of square section of thick bamboo two is provided with the square closing plate rather than the matching, the closing plate is provided with the length direction perpendicular to fixed main shaft of bar movable block and movable block along fixed main shaft radial both ends, the movable block is close to each other and is provided with on the terminal surface with slide rail assorted slider, the slider inlays to locate the inside of slide rail and constitutes the slip direction cooperation along the guide direction of slide rail.
6. The automatic rice circulation weighing and split charging machine according to claim 5, characterized in that: the rectangular trigger plates for connecting the two movable blocks are arranged at one end in the anticlockwise direction, the length direction of the trigger plates is parallel to the radial direction of the fixed main shaft, the width direction of the trigger plates is vertically arranged, the upper ends of the trigger plates extend to the upper side of the lower end opening of the second square cylinder, the lower ends of the trigger plates extend to the lower side of the lower end opening of the second square cylinder, one end face of the trigger plates in the clockwise direction is fixedly connected with the sealing plate, laths are arranged above the trigger plates in the radial direction of the fixed main shaft, a horizontal guide rod with the axial direction perpendicular to the axial direction of the fixed main shaft is arranged between the end position of the laths in the length direction and the end position of the corresponding movable block in the clockwise direction, one end of the guide rod is fixedly connected with the end position of the movable blocks in the clockwise direction, the other end of the guide rod movably penetrates through the end position, the second limit screw and the guide rod form threaded connection matching, the second reset spring is sleeved outside the guide rod, one end of the second reset spring is abutted to the lath, the other end of the second reset spring is abutted to the end position of the clockwise movable block, and the elastic force of the second reset spring is always kept at the end position of the clockwise movable block pointed by the lath.
7. The automatic rice circulation weighing and split charging machine according to claim 4, characterized in that: the limiting component comprises a rectangular mounting groove arranged on the upper end surface of the lifting block, the length direction of the mounting groove is parallel to the length direction of the lifting block, one end of the mounting groove, which is far away from the fixed main shaft, penetrates through the outside, a square frame capable of sliding along the length direction of the mounting groove is arranged in the mounting groove, a notch is formed in the outer circular surface of the guide pillar and is arranged close to the fixed main shaft, the notch and the square frame are arranged at the same height, a limiting lug is arranged in the square frame, and the limiting lug is clamped in the notch in the initial state;
one end of the limiting lug, which is close to the notch, is arranged to be sharp, a limiting spring is arranged in the mounting groove, one end of the limiting spring is connected with the inner wall of the mounting groove, the other end of the limiting spring is connected with the square frame, and the elastic force of the limiting spring always pushes the square frame to slide along the radial direction of the fixing main shaft and away from the fixing main shaft;
the opening part that makes progress of mounting groove is provided with rather than dismantling and be connected the complex apron, the apron deviates from fixed main shaft one end and articulates and is provided with the shifting block that extends to the mounting groove inside and the articulated shaft axial that the apron constitutes with the articulated department of shifting block is on a parallel with the width direction of elevator, shifting block one end is buckled towards square frame and deviates from fixed main shaft one end with square frame inconsistent, the other end of shifting block is connected the fixed trigger frame that is provided with the level and arranges, the trigger frame level extends to the lower terminal surface of lug and rather than the contact.
8. The automatic rice circulation weighing and split charging machine according to claim 7, characterized in that: the discharging part comprises a circular middle frame which is coaxially sleeved outside the fixed main shaft and is located between the weighing hopper and the rotating frame I, a supporting rod used for supporting the middle frame is arranged between the middle frame and the bottom frame, a square guide cylinder aligned with one weighing hopper is arranged on the middle frame from top to bottom, the guide cylinder is located between the rotary guide groove and the clockwise reset guide groove, the opening of the guide cylinder is smaller than the opening size of the square cylinder II, a guide plate which is obliquely arranged outwards is connected to the lower end opening of the guide cylinder, the distance between the guide plate and the fixed main shaft is gradually reduced from bottom to top along the vertical direction, a stop rod used for restraining the trigger plate to rotate clockwise is vertically arranged on one side of the guide cylinder along the counterclockwise direction, and the height of the stop rod is matched with the trigger plate.
9. The automatic rice circulation weighing and split charging machine according to claim 8, characterized in that: the transportation part comprises a horizontal rectangular bracket fixedly installed on the base, the bracket is located below the guide plate along the inclination direction of the guide plate, a first roller is rotatably arranged at one end of the bracket along the length direction of the bracket, a second roller parallel to the axial direction of the first roller is rotatably arranged at the other end of the bracket, a transportation belt for connecting the first roller and the second roller is arranged between the first roller and the second roller, packing boxes with openings arranged upwards are movably arranged on the upper end surface of the transportation belt at equal intervals, and the packing boxes correspond to the guide plate.
10. The automatic rice circulation weighing and split charging machine according to claim 9, characterized in that: the automatic feeding device is characterized in that a stepping motor is fixedly arranged on the base, the axial direction of the stepping motor is parallel to the axial direction of the first roller, a belt transmission assembly used for connecting the stepping motor and the first roller/the second roller is arranged between the stepping motor and the first roller/the second roller, a vertical downward extending synchronous rod parallel to the axial direction of the fixed main shaft is arranged at the bottom of the lifting block, a distance sensor vertically aligned with one of the synchronous rods is arranged on the bottom frame, the distance sensor is located under the feeding hopper, and signal connection is established between the distance sensor and the stepping motor through a controller.
CN201910503682.0A 2019-06-12 2019-06-12 Racking machine is weighed in rice automatic cycle Active CN110127092B (en)

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