CN109592116A - A kind of mixing nut packaging system and its control method - Google Patents
A kind of mixing nut packaging system and its control method Download PDFInfo
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- CN109592116A CN109592116A CN201910001554.6A CN201910001554A CN109592116A CN 109592116 A CN109592116 A CN 109592116A CN 201910001554 A CN201910001554 A CN 201910001554A CN 109592116 A CN109592116 A CN 109592116A
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 87
- 238000002156 mixing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 193
- 238000005303 weighing Methods 0.000 claims abstract description 183
- 230000015654 memory Effects 0.000 claims abstract description 54
- 238000003860 storage Methods 0.000 claims abstract description 53
- 238000011084 recovery Methods 0.000 claims abstract description 39
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- 230000007246 mechanism Effects 0.000 description 50
- 235000014571 nuts Nutrition 0.000 description 27
- 241000758789 Juglans Species 0.000 description 12
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- 238000004519 manufacturing process Methods 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 235000014787 Vitis vinifera Nutrition 0.000 description 9
- 240000006365 Vitis vinifera Species 0.000 description 9
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B37/00—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged
- B65B37/16—Separating measured quantities from supply
- B65B37/18—Separating measured quantities from supply by weighing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B37/00—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged
- B65B37/04—Supplying or feeding fluent-solid, plastic, or liquid material, or loose masses of small articles, to be packaged by vibratory feeders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B63/00—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged
Abstract
The invention discloses a kind of mixing nut packaging system and its control methods, belong to food packaging applications.It includes several units connecting respectively with control unit, Lifting Convey unit, weighing assembled unit, blanking unit, packaging unit, delivery unit and classification recovery unit, wherein weighing assembled unit includes premix feed bin and storage bin, it weighs to Classification of materials, the problem of preventing material accumulation, glutinous block, weighing precision caused to decline；And the storage bin for assembled unit of weighing is respectively arranged at least one weighing hopper with premix feed bin lower layer, each weighing hopper lower layer is respectively arranged at least one memory bucket, the optimal selection probability of weight when by improving combination, significantly improve the weighing precision of every kind of material and the combination weighing precision of mixed material, and packaging system the degree of automation of the invention is higher, shortens wrapping cycle.
Description
Technical field
The invention belongs to food packaging applications, more specifically to one kind using a variety of nut kernels as primary raw material, simultaneously
Add the mixing nut packaging system and its control method of one of fruit product, dilated food etc. or a variety of leisure snacks.
Background technique
The fruit of walnut, fibert etc. is the essential part of plant, generally there is nutrition abundant, contains protein, grease, mine
Substance, vitamin are higher, develop, build up health to growth in humans, preventing disease and have fabulous effect.It eats weekly more than twice
Nut can reduce people and suffer from fatal cardiopathic risk.
Currently, mixing nut fruits product has become very popular in the market and high nutritive value one of main product, it
Frequently include the rigid soft kernel such as nut and Cranberry, raisins such as walnut kernel, Ba Danmu benevolence, hazelnut kernel, cashew nut, but because
Contain six kinds or more of nut, dried fruit, preserved fruit etc. for mixing nut, needs to be strict in national mark both meeting small grammes per square metre weight
Under the premise of standard, meet in formula and GB7718 " national food safety standard prepackaged food label general rule " again, it is various to match
Material should arrange one by one requirement by the sequence of successively decreasing of additional amount when manufacture or processed food, this has also resulted in existing packaging process
The volume production of automation difficult to realize, production efficiency is not high；And in current mixing nut packaging production, how in weighing link
On greatly improve the weighing precision of all kinds of nuts, kernel that meet national standard weight demands in packaging bag, and need at present
It solves the problems, such as.
Be with greater need for the problem of attention, for the nuts such as the walnut kernel, the hazelnut kernel that get off from line of production technology there are still
A large amount of skins ashes and material residue, also can a degree of accuracy for influencing weighing, also, for as the kernels such as Cranberry, raisins
There is certain viscous stickiness in itself, it is easy to be sticked on the inner walls of equipment such as hopper, conveying channel, if these viscous stickiness can be improved
The weighing precision of big kernel material can necessarily significantly improve the weighing accuracy of mixing nut.
Currently, the process of packaging mixing nut are as follows: nut is transported on electronic scale, and aobvious according to the quality of electronic scale
Show, returns the overcharge and demand payment of the shortage nut to reach aimed quality, then the nut for meeting quality requirement is poured into packaging bag, followed by envelope
Mouth device is again sold packaging bag enclosing, last packaged nut.
To solve the problems, such as that mechanization degree is not high in packaging process and weighing accuracy is low, Chinese patent Authorization Notice No.:
CN207045858U, the patent document of day for announcing 2018-02-27 disclose a kind of various materials weighing packet based on intelligent weighing
Installation, it includes rack, conveying mechanism, tablet counting mechanism, screw feeding mechanism, Weighing mechanism and package mechanism；The conveyer
Multiple hoppers are arranged at intervals on structure；Above the tablet counting mechanism is arranged in by the side of conveying mechanism, the delivery outlet position of tablet counting mechanism
In the surface of hopper；Above the screw feeding mechanism is arranged in by the side of conveying mechanism, the delivery outlet position of screw feeding mechanism
In the surface of hopper；The Weighing mechanism is arranged in below the output end of conveying mechanism；The package mechanism is arranged in Weighing mechanism
Underface.By the way that tablet counting mechanism, screw feeding mechanism, Weighing mechanism and package mechanism are set gradually on the conveyor
A various materials weighing baling line is formed, the entire production process height automation of the material metage baling line, it is suitable for differences
The weighing of type material is packed, and has the advantages such as measuring accuracy is high, packaging quality is good, is easily managed, and is suitble to large-scale production.
But the utility model, to meet the quality of material requirements of national regulations, there are also very big rooms for improvement.
Summary of the invention
1, it to solve the problems, such as
For existing food packaging applications, the packaging system of nut is especially mixed, there are material combinatorial weighing precision not
High problem, the present invention provide a kind of mixing nut packaging system and its control method.Using packaging system of the invention and its
Control method can significantly improve combinatorial weighing precision, while improving life by automatic gauge weight demands control between ± 0.5g
Produce efficiency.
2, technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of mixing nut packaging system, including the packaging facilities being connected with control unit, the packaging facilities includes logical
Several connected units of Lifting Convey unit and weighing assembled unit are crossed, the weighing assembled unit downstream, which is also connected with, classifies back
Receive unit；Described control unit respectively with the several units, Lifting Convey unit, weighing assembled unit and classification recovery unit
It is electrically connected；Premix feed bin and multiple storage bins, the output of the Lifting Convey unit are provided on the weighing assembled unit
End and the premix feed bin connect；The storage bin and the premix feed bin lower layer are respectively arranged at least one weighing hopper, often
A weighing hopper lower layer is respectively arranged at least one memory bucket, is provided with and leads in the weighing hopper, memory bucket
The switch gate of the classification recovery unit.
Monitor the thickness of feed layer in line shaking charging tray at any time for convenience, avoiding the occurrence of leads to bulk materials since the bed of material is thicker
The phenomenon that falling into weighing hopper, it is preferable that the weighing assembled unit further includes having installation outline border, the installation outline border center setting
There is center bearing bracket, blanking channel and line shaking charging tray, institute are from top to bottom disposed between the storage bin and the weighing hopper
It states and is additionally provided with delivery plate between storage bin and the blanking channel, the delivery plate lower end is connected with master oscillator, each described
Blanking channel side is respectively arranged with range sensor, and the range sensor is fixed on the center bearing bracket, described
The transmitting terminal of range sensor is opposite with the line shaking charging tray, and the range sensor passes through described control unit and the master
The device that shakes is electrically connected, the delivery rate of strict control material, is made material best one one to fall into weighing hopper, is improved and weigh essence
Degree.
In order to improve the packaging efficiency of entire packaging system, it is preferable that the vibration material of every kind of material in the several units
There are two disk is respectively provided with, and two vibrating trays of every kind of material are symmetricly set on Lifting Convey unit two sides, every kind of object
Expect that corresponding two vibrating trays work alternatively.
In order to guarantee that the material of several units can be monitored with one one as far as possible, it is preferable that the vibrating tray
Including material guide rail and vibrator, it is connect at the top of the material guide rail and vibrator, and led to expand the material of vibrating tray
The monitoring range at rail end, the material guide rail end are connected with light curtain sensor, for the skin ash and material residue logarithm for preventing material kind
Grain impacts, and the material guiding cheekn is provided with the grey mouth of peeling.
To prevent skin ash and the material residue of material from symmetrically impacting again, it is preferable that the weighing hopper and memory bucket are equal
For grid bucket, and the grid bucket inner surface is provided with Teflon layer, and viscous material is prevented to be sticky in weighing hopper or memory bucket
Weighing error is caused on surface；The bottom plate of the delivery plate is waffle slab.
For the degree of automation for further increasing whole device, it is preferable that set on the conveyer belt of the Lifting Convey unit
Several evenly arranged hoppers are equipped with, the material guide rail end is transported material in the hopper by round tube and carried out in advance
Then premix passes through Lifting Convey unit transportation to assembled unit of weighing；Viscous material falls to material after several in order to prevent
It during bucket, sticks and causes weight error on round tube inner wall, Lifting Convey unit side is additionally provided with air blowing device, institute
Air blowing device output end is stated to go deep into the round tube.
In order to guarantee the precision of weight of material, the Classification of materials for not meeting referential weight is recycled, is reused, preferably
Ground, the weighing assembled unit lower end are provided with the blanking unit being connected with described control unit, and the blanking unit includes living
Dynamic bucket packs channel and recovery approach, is provided on the activity bucket corresponding with the packaging channel and recovery approach respectively
The switch gate of switch gate, described control unit and the activity bucket is electrically connected；The weighing assembled unit passes through packaging channel
It is connected with packaging unit, the packaging unit and described control unit are electrically connected, the weighing hopper in the weighing assembled unit
It is connected by recovery approach with the classification recovery unit with memory bucket.
In order to further increase the required precision of weight of material in packaging system, it is preferable that the packaging unit downstream is set
It is equipped with the delivery unit being connected with described control unit, Weighing module, the weighing mould are additionally provided on the delivery unit
Block and described control unit are electrically connected.
A kind of control method mixing nut packaging system, including control unit pass through several in combination weighing technique
Unit carries out several meterings of at least one material, and enters the premix that weighing group closes unit after premixing by Lifting Convey unit
Feed bin stores unclassified stores to be packaged in multiple storage bins on the weighing assembled unit respectively, the premix feed bin with
The storage bin blanking to corresponding lower layer's weighing hopper is weighed, and weight meets the material of sets requirement to the corresponding sky of lower layer
It is stored in memory bucket, and weight amount is stored in described control unit, the material for not meeting weight demands passes through in weighing hopper
Switch gate be recycled to classification recovery unit, described control unit passes through to the multiple of multiple weighing hoppers and the memory bucket
Weight carries out permutation and combination, and each material closest to setting mixed material gross weight is selected to carry out optimum combination；
If described control unit selection bleeds off the material of a weighing hopper or memory bucket to the classification without optimum combination
Blanking participates in permutation and combination to the weighing hopper again again for recovery unit, the premix feed bin or the storage bin.
In order to realize in combination weighing, gross weight error is reduced, it is preferable that place in storage bin described in wherein at least one
There is benefit heavy material, the benefit heavy material is that accounting is maximum in mixed material list of ingredients.
3, beneficial effect
Compared with the prior art, the invention has the benefit that
(1) packaging system of the invention, can when mixing wherein weighing assembled unit includes premix feed bin and storage bin
It after selection premixes viscous material by several unit number grains in advance, then participates in mixing and weighing together with unclassified stores, prevent
All materials concentrate on the storage bin of weighing assembled unit, material accumulation, glutinous block occur, lead to asking for weighing precision decline
Topic；
(2) packaging system of the invention is provided with classification recovery unit in weighing assembled unit downstream, and weighing combination is single
Member, classification recovery unit are electrically connected with control unit, and whether the weight that control unit passes through when judging weighing meets reference
It is required that classifying by recovery unit of classifying to material for the material for not meeting referential weight, and recycle participation group
It closes, strict control weight of material meets list of ingredients weight demands, improves weighing precision；
(3) packaging system of the invention, weigh assembled unit storage bin and premix feed bin lower layer be respectively arranged with to
A few weighing hopper, each weighing hopper lower layer are respectively arranged at least one memory bucket, and weight is optimal when being combined by improving
Select probability significantly improves the weighing precision of every kind of material and the weighing precision of mixed material；
(4) packaging system of the invention is provided with master oscillator and line shaking charging tray in weighing assembled unit, and material is from storage bin
It successively shakes by main vibration and line to weighing hopper, the delivery rate of strict control material, and each blanking channel side is additionally provided with
Range sensor, range sensor controls the vibration of master oscillator by the thickness of feed layer in monitoring line shaking charging tray, and then controls and give
The delivery rate of charging tray, prevents the bed of material blocked up or bulk material occurs makes material best one one to fall into online shaking charging tray
Weighing hopper improves weighing accuracy；
(5) control method of packaging system of the invention, by improving weighing group cyclization section to premix material several in advance
Weight accuracy except, control method of the invention, by the unclassified stores of premix weighing assembled unit separate blanking, prevent
Passing through storage bin blanking compared with multiple types viscous material leads to material adhesion so that inaccurate problem of weighing；And control of the invention
Unit processed is selected by the permutation and combination to multiple weighing hoppers and multiple memory bucket weight values closest to setting material gross weight
Each material is combined, and this method significantly improves the radix of combination, and then improves the precision of mixed material gross weight；
(6) control method of the invention, when selecting that a kind of maximum material of accounting is weighed in mixed material list of ingredients
Benefit weight, improve combination when weighing precision.
Detailed description of the invention
Fig. 1 is packaging system arrangement schematic diagram of the invention；
Fig. 2 is several units and Lifting Convey unit arrangement schematic diagram；
Fig. 3 is weighing combination cellular construction schematic diagram；
Fig. 4 is blanking unit and packaging unit structural schematic diagram；
Fig. 5 is classification recovery unit structural schematic diagram.
In figure: 1, several units；2, Lifting Convey unit；3, weighing assembled unit；4, blanking unit；5, packaging unit；
6, delivery unit；7, classification recovery unit；8, conveyer belt one；9, conveyer belt two；10, conveyer belt three；11, conveyer belt four；12, defeated
Send band five；13, Weighing module；14, station；15, active block stop；16, climbing mechanism；17, material guide rail；18, light curtain senses
Device；19, vibrating tray；20, vibrator；21, round tube；22, cylinder；23, firm banking；24, round tube lid；25, hopper；26,
Horizontal rail；27, conveyer belt；28, driving wheel；29, blanking port；30, driven wheel；31, climbing track；32, storage bin；33, away from
From sensor；34, outline border is installed；35, blanking channel；36, shelves item；37, center bearing bracket；38, weighing hopper；39, memory bucket；40,
Premix feed bin；41, master oscillator；42, line shaking charging tray；43, hopper；44, activity bucket；45, channel is packed；46, recovery approach；47,
Bag taking mechanism；48, discharge mechanism；49, bag opening mechanism；50, nitrogen charging mechanism；51, material shaking mechanism；52, block is sealed；53, clamping machine
Structure；54, rotating mechanism；55, fixture；56, material-falling hopper；57, crank link mechanism；58, rotary cylinder；59, blanking skewed slot；60,
Recycling bins；61, aggregate bin；62, delivery plate.
Specific embodiment
The present invention is further described below in the following with reference to the drawings and specific embodiments.
Embodiment 1
As shown in Figure 1, including Ba Danmu benevolence with one kind, hazelnut kernel, blueberry is dry, raisins and walnut kernel, Cranberry are dry, waist
For the mixing nut of kernel, other mixed material working principles are similar, a kind of mixing nut packaging system, including single with control
The connected packaging facilities of member, packaging facilities include:
1) several units 1, as shown in Fig. 2, several units 1 include vibrating tray 19, the vibrating tray 19 of the present embodiment is set
There are four types of setting, it is dry, several raisins to be respectively used to Ba Danmu benevolence, hazelnut kernel, blueberry, and vibrating tray 19 is led including material
Rail 17, vibrator 20 and firm banking 23, material guide rail 17 are specially that a kind of helical form is sauntered pipe, and 20 lower end of vibrator is fixedly connected
On the upper surface of firm banking 23,20 upper end of vibrator and material guide rail 17 are connected, it should be noted that material size is not
Together, 17 size of material guide rail on selected vibrating tray 19 is different.When production is used, first manually by Ba Danmu benevolence, fibert
Benevolence, blueberry be dry, raisins feeding to 19 center of vibrating tray, and each vibrating tray 19 is under the action of vibrator 20, in spiral
The material guide rail 17 of shape successively arranges, and spiral, to 17 end of material guide rail, 17 end of material guide rail is connected with light curtain biography
Sensor 18 carries out several to the material fallen from 17 end of material guide rail, selects light curtain sensor 18 compared to photoelectric sensor
Possess wider array of monitoring range, improve several precision, several reach setting value, and control unit controls vibrator 20 and stops vibration.
In other embodiments, the vibrating tray 19 of several units 1 is correspondingly arranged two rows, and two rows of vibrating trays 19 are symmetrical
The two sides of Lifting Convey unit 2 are set, i.e. every kind of material is correspondingly provided with two vibrating trays 19, as described above, several units 1
Eight vibrating trays 19 are then provided with, corresponding two vibrating trays 19 of every kind of material replace work under the control of the control unit
Make, improves the working efficiency of entire packaging system.Specifically, the list of ingredients that packing specification requires according to the rules, in advance to a bar denier
The wooden benevolence, hazelnut kernel, blueberry be dry, grain number corresponding to the weight of raisins these four materials is set, by taking Ba Danmu benevolence as an example,
Two vibrating trays 19 corresponding to it carry out several, which side carries out several work in advance, that is, reach control unit setting
Grain number requirement, control unit then control 19 blanking of vibrating tray on the side to subsequent processing, and rest materials are similar.
Error caused by order to further remove material kind skin ash and material residue at several, in other embodiments, material
It is provided with the grey mouth of peeling on the side wall of guide rail 17, is specifically as follows a kind of rectangular aperture, the size for removing the peel grey mouth can only meet skin
Ash and material residue pass through, and material itself stays in material guide rail 17, after material is introduced into vibrating tray 19, in the vibration of vibrator 20
Under, slowly arrange on material guide rail 17, as vibration continues, skin ash and material residue in material are shaken with material, then from
Grey mouth discharge is removed the peel, operator can periodically sweep the skin ash and material residue for collecting that lower layer falls, effectively avoid light curtain sensor
18 at several accidentally skin ash and material residue are carried out several caused by error.
2) Lifting Convey unit 2, as shown in Fig. 2, including that hopper 25 is needed for receiving the material from several units 1
Illustrate, 17 end of material guide rail of 25 sum number grain unit 1 of hopper is provided with blanking channel, and blanking channel is specially a round tube
21,21 bottom end of round tube is provided with round tube lid 24, and for removable cover, opening when having material to pass through, closing when no material passes through is prevented
There is material to be strayed into hopper 25, the entrance of round tube 21 is located at the lower section of 17 end of material guide rail, passes through cylinder inside round tube 21
22 control switches, cylinder 22 block round tube 21 when closing, and light curtain sensor 18 is electrically connected by control unit and cylinder 22,
After the completion of light curtain sensor 18 several, control unit is sent a signal to, counted material is stored in 22 top of cylinder at this time,
Control unit controls cylinder 22 and opens, and material passes through 24 blanking of round tube lid to hopper 25, and hopper 25 is uniformly arranged on promotion fortune
On the conveyer belt 27 of defeated unit 2, and control unit control conveyer belt 27 moves, and successively passes through Ba Danmu benevolence, hazelnut kernel, blueberry
Dry, corresponding 21 lower section of round tube of raisins, specific: Lifting Convey unit 2 operates, and hopper 25 reaches the corresponding circle of Ba Danmu benevolence
21 lower section of pipe, control unit control Lifting Convey unit 2 and stop promoting running, the corresponding vibrating tray 19 of Ba Danmu benevolence
Material is fallen, and then, Lifting Convey unit 2 operates again, which is moved to fibert under the action of Lifting Convey unit 2
Benevolence corresponds to the lower section of round tube 21, and the material of the corresponding vibrating tray 19 of hazelnut kernel is fallen, and Lifting Convey unit 2 is after reforwarding
Make, the premix of preceding four kinds of materials has finally then been carried out in hopper 25, which is transported next by Lifting Convey unit 2
Process, the Lifting Convey unit 2 of the present embodiment are the working method of stepping, and Lifting Convey unit 2 determines station work once, one end
Weighing assembled unit 3 is given, one end receives several units 1 and is fed, and significantly improves packaging efficiency.
The Lifting Convey unit 2 of the present embodiment is specially a kind of elevator, and elevator is provided with connected horizontal rail 26
It further include driving wheel 28, driven wheel 30, and the conveyer belt 27 of connection driving wheel 28 and driven wheel 30, water with climbing track 31
Plate rail road 26 and climbing track 31 have used 27 1 motors of a conveyer belt, reduce packing cost.On conveyer belt 27 uniformly
Several hoppers 25 are provided with, depending on the number of hopper 25 is according to material variety number and process scale, elevator end is provided with
40 top of premix feed bin of weighing assembled unit 3 is arranged in blanking port 29, blanking port 29.
During to further prevent viscous material to fall to hopper 25 after several, sticks and caused on 21 inner wall of round tube
Weight error can be provided with air blowing device in 2 side of Lifting Convey unit, air blowing device output end is deep in other implementations
Enter in the round tube 21, the air-blowing when cylinder 22 is opened blows the material in round tube 21 in hopper 25 off.
3) weighing assembled unit 3 installs 34 center of outline border as shown in figure 3, weighing assembled unit 3 includes installation outline border 34
It is provided with center bearing bracket 37, installs and is provided with premix feed bin 40 and storage bin 32 above outline border 34, wherein storage bin 32 passes through branch
Column is fixed at installation 34 upper surface of outline border, and premix feed bin 40 is fixedly welded on installation 34 upper surface of outline border, pre- by being arranged
Blending bunker 40 and storage bin 32 carry out classification conveying to material, and the storage bin 32 of the present embodiment is provided with 7, when production application,
First artificial loading, by Cranberry, dry, cashew nut kernel and walnut kernel are poured into storage bin 32, wherein dry corresponding two storings of Cranberry
Storehouse 32, corresponding two storage bins 32 of cashew nut kernel, walnut kernel is since accounting is more in ingredient for it, therefore corresponding three storage bins 32,
Premix falls into premix feed bin 40 by blanking port 29.It should be noted that for storage bin 32 number set, need according to
Depending on the demand of mixed material type, and every kind of material can set corresponding several storage bins 32 according to its mobility and carry out storing,
The mobility of walnut kernel is poor, by configuring three storage bins 32, improves blanking velocity, and then improve the work of entire packaging system
Make efficiency.
There are two weighing hoppers 38, referred to as weighing hopper A for setting below premix feed bin 40 for the weighing assembled unit 3 of the present embodiment
With weighing hopper B, corresponding two weighing hoppers 38 of remaining each storage bin 32, it should be noted that do not limit in other embodiments
In corresponding two weighing hoppers 38 of each storage bin 32, each 38 lower layer of weighing hopper is at least provided with a memory bucket 39, this implementation
Example is correspondingly arranged there are two memory bucket 39 below each weighing hopper 38, certainly, in other embodiments, is not limited to each title
The corresponding two memories bucket 39 of bucket 38 again.Control unit is electric with premix feed bin 40, storage bin 32, weighing hopper 38, memory bucket 39 respectively
Property connection, for control premix feed bin 40, storage bin 32, weighing hopper 38, memory bucket 39 switch gate, specifically, weighing combine
Unit 3 further includes having hopper 43, and the setting of hopper 43 is below memory bucket 39；38 lower end of weighing hopper is provided with and memory bucket 39, material
The corresponding switch gate of slot 43,39 lower ends of memory bucket are provided with switch gate corresponding with hopper 43, and in weighing link, control
Unit is used to store the weight value of weighing hopper 38 and memory bucket 39, and controls all weight values and carry out permutation and combination, and selection is most
Excellent weight is combined, and into packaging unit 5, significantly improves the probability of weight optimal selection, and then improve every kind of material
The weighing precision of weighing precision and mixed material.
When specific production, Ba Danmu benevolence, hazelnut kernel, blueberry be dry, the premix of raisins these four materials passes through hopper
25 transport in premix feed bin 40, at this point, the stepper motor on control unit control premix 40 lower switch door of feed bin, opening are opened
The side of shutdown falls the premix premixed in feed bin 40 in weighing hopper A, the weight sensor pair on weighing hopper A
The premix is weighed, and in a control unit by weight value storage, control unit judges the note below weighing hopper A at this time
Recall whether bucket 39 has material, if a premix in weighing hopper A controls the switch of lower end by control unit without material
Door turns on the switch a side for corresponding memory bucket 39, falls to a premix in the memory bucket 39 below weighing hopper A, control
The weight value of former weighing hopper A is just attached in memory bucket 39 by unit processed, at this point, weight of the weighing hopper A without material, on weighing hopper A
The switch gate of quantity sensor zero, control unit control premix feed bin 40 falls a premix to weighing hopper A again, and records it
Weight value；Then, the stepper motor on control unit control premix 40 lower switch door of feed bin, turns on the switch the other side of door extremely
Weighing hopper B, if the side weighing hopper A is similar, then just there are two weighing hoppers 38 and two memory buckets for record in a control unit for premix
39, the weight value of totally four premix.
It should be noted that (reference value adds lower limit for reference value or reference field that control unit can set premix
Value), in the weighing stage of weighing hopper 38, for after the premix of term of reference weight, control unit judgement, not falling directly
It rejects to hopper 43 to classification recovery unit 7.During the selection of optimal weight, selection differs the smallest title with referential weight
Bucket 38 or the material remembered in bucket 39 are combined again.
For walnut kernel, Cranberry is dry, cashew nut kernel these three materials, and for further control blanking speed, control material is most
Amount one one falls into weighing hopper 38, and the present embodiment is from top to bottom disposed with blanking between storage bin 32 and weighing hopper 38
Channel 35 and line shaking charging tray 42 are additionally provided with delivery plate 62, the connection of 62 lower end of delivery plate between storage bin 32 and blanking channel 35
There is master oscillator 41, master oscillator 41 is fixed at the upper surface of installation outline border 34, and there are two feeds for setting on a master oscillator 41
Disk 62, each 62 output end of delivery plate correspond to a blanking channel 35, a corresponding line shaking charging tray below each blanking channel 35
42, line shaking charging tray 42 is the charging tray that wired vibration device is arranged in lower section.Each 35 side of blanking channel is respectively arranged with and control unit
The range sensor 33 of electric connection, range sensor 33 are electrically connected by control unit and master oscillator 41, all distances
Sensor 33 is uniformly and fixedly arranged at center bearing bracket 37 1 weeks, range sensor 33 can be optical distance sensor or it is infrared away from
From sensor or ultrasonic distance sensor, by taking infrared distance sensor as an example, the transmitting terminal and line shaking charging tray 42 of infrared ray
Relatively, for measuring the thickness of feed layer in line shaking charging tray 42.
Specifically, master oscillator 41 vibrates, drive top delivery plate 62 that will receive the material from storage bin 32, vibration is fallen
It into the blanking channel 35 of output end, and then falls in online shaking charging tray 42, by the vibration of line vibration device, vibration falls on weighing hopper 38
In weigh, when there is no material in line shaking charging tray 42, be original state, range sensor 33 show initial value, when line shake
After receiving the material from blanking channel 35 on charging tray 42, by line vibration device vibration, tiling has the bed of material in line shaking charging tray 42, this
When, infrared distance sensor just measures thickness of feed layer at this time and feeds back to control unit, if in the model of control unit setting
In enclosing, upper layer storage bin 32 continues to be fed, and is more than setting range, control unit controls upper layer master oscillator at this time if the bed of material is thicker
41 stop vibration, or the vibration frequency of master oscillator 41 can be adjusted by control unit, the delivery rate of strict control material,
Improve weighing accuracy.
It should be noted that for walnut kernel, Cranberry is dry, the weighing of cashew nut kernel these three materials is combined, wherein it is climing more
The certain kind of berries is dry and the weighing and selection of the corresponding weighing hopper 38 of cashew nut kernel and memory bucket 39 are similar with 40 side of feed bin is premixed, and if weighing
Weight value in bucket 38 or memory bucket 39 is unsatisfactory for the referential weight set in control unit, directly rejects.One is made to be mentioned that,
The present embodiment mend weight with the most walnut kernel of accounting in list of ingredients, i.e., control unit first to premix, Cranberry is dry, cashew nut
It is preferred that benevolence carries out one-side weight, and sums up, then is subtracted each other by the reference gross weight that control unit is set to additive weight,
Obtained weight is supplemented by walnut kernel, when mending weight, and multiple weighings from corresponding 32 lower section of storage bin of walnut kernel
It carries out preferably, the precision and efficiency of combination gross weight being significantly improved with this in bucket 38 and memory bucket 39.It should be noted that mending
The bound of its referential weight of the material of weight is larger compared with the upper and lower limits of unclassified stores.
Control unit is matched to optimum combination to above-mentioned whole 16 weighing hoppers 38 and 16 memory 39 permutation and combination of bucket
Ingredient is carried out, if the still not combination in the reference gross weight range of control unit setting through the above steps, control unit
Automatically the material an of weighing hopper 38 or a memory bucket 39 is exhausted, arranged material can exhaust one according to procedure selection and should
Material referential weight differs maximum bucket, or exhausts the bucket of all weighing hoppers 38 or memory 39 prior datas of bucket, then weighs again
It is new that permutation and combination is participated in by premix feed bin 40 or 32 blanking of storage bin, this weight again, until selecting the material of optimal weight.
Each material after it is preferred that is mixed from weighing hopper 38 or memory bucket 39 blankings to hopper 43, be then delivered to packaging unit 5 into
Row packaging.
In order to save the occupied area of weighing assembled unit 3, improve space utilization rate, premix feed bin 40 and storage bin 32 with
34 top of installation outline border is circumferentially set centered on the center bearing bracket 37 at installation 34 center of outline border；And weighing hopper 38, memory bucket 39
Circumferentially it is arranged in centered on center bearing bracket 37 in installation outline border 34 respectively, therefore the wired shaking charging tray 42 of institute surrounds 37 groups of center bearing bracket
At a disk, the weighing that the weighing assembled unit 3 of the present embodiment integrates various materials claims, and significantly improves space utilization rate.
4) blanking unit 4, as shown in Figure 3 and Figure 4, blanking unit 4 include activity bucket 44, and 44 upper ends of activity bucket are connected to
The lower section of hopper 43,44 lower ends of activity bucket are connected with packaging channel 45 and recovery approach 46, activity bucket 44 with packaging channel 45 and
The junction of recovery approach 46, be provided with respectively with packaging channel 45 and the corresponding switch gate of recovery approach 46, control unit with
The switch gate of activity bucket 44 is electrically connected；Weighing assembled unit 3 is connected with packaging unit 5, packaging unit 5 by packing channel 45
It is electrically connected with control unit；Weighing hopper 38 and memory bucket 39 in weighing assembled unit 3 by recovery approach 46 and are classified
Recovery unit 7 is connected.
When specific production, the activity bucket 44 of blanking unit 4 is passed through by the combined material of weighing assembled unit 3, is controlled
Unit selection enters packaging unit 5 by packaging channel 45；In weighing assembled unit 3, for not meeting the object of weight demands
Material, including the material in premix feed bin 40, the corresponding each weighing hopper 38 of storage bin 32 and each memory bucket 39, control unit controls phase
The switch gate that should be struggled against is opened to hopper 43, and the recovery approach 46 of activity bucket 44 to classification recovery unit 7 is then passed through.
5) packaging unit 5, as shown in figure 4, including bag taking mechanism 47, fixture 55, rotating mechanism 54, bag opening mechanism 49, putting
Expect mechanism 48, material shaking mechanism 51, nitrogen charging mechanism 50, clamp system 53, heat-sealing block 52, bag taking mechanism 47, bag opening mechanism 49, blowing
Mechanism 48, material shaking mechanism 51, nitrogen charging mechanism 50, clamp system 53, heat-sealing block 52 are arranged around rotating mechanism 54.Bag taking mechanism
47 clamp an empty package bag every time, pass fixture 55, and bag opening mechanism 49 struts sack, the mixture from packaging channel 45
Material enters empty package bag by discharge mechanism 48, and control unit control rotating mechanism 54 rotates once after each process.It trembles
Expect that about 51 mechanism shakes, compaction of the material, material shaking mechanism 51 has been compacted the mixed material in packaging bag, and it is qualified to improve sealing
Rate.Nitrogen charging mechanism 50 is filled with a certain amount of nitrogen into packaging bag, and clamp system 53 clamps sack, is sealed by heat-sealing block 52,
Packaging is completed, into subsequent processing.Revolving packaging unit 5 is compact-sized, saves space.
6) delivery unit 6, as shown in Figure 1, supply unit includes conveyer belt 1, conveyer belt 29, conveyer belt 3 10, conveying
Band 4 11, conveyer belt 5 12, conveyer belt 1 and the outlet of packaging unit 5 connect, and the outlet of conveyer belt 1 is connect with conveyer belt 29,
Weighing module 13 is mounted on conveyer belt 3 10, and station 14 is additionally provided on conveyer belt 3 10, is equipped on conveyer belt 4 11
Active block stop 15, the outlet of conveyer belt 4 11 are connect with conveyer belt 5 12, and conveyer belt 5 12 is mounted on climbing mechanism 16.
Packaging bag is delivered to conveyer belt 29 by conveyer belt 1 by packaging unit 5, and then is entered on conveyer belt 3 10
Weighing module 13 carries out further weight detecting to packaging bag, qualified by conveyer belt 4 11 and climbing mechanism 16
Conveyer belt 5 12 enters qualified products area, it is underproof by conveyer belt 4 11 when, control unit control active block stop 15 blocks
Unqualified packaging bag feeds them into substandard product area.
7) classification recovery unit 7, as shown in figure 5, classification recovery unit 7 includes material-falling hopper 56, aggregate bin 61, blanking skewed slot
59, recycling bins 60, the outlet of recovery approach 46 are connected with material-falling hopper 56, and the material that can not match optimum combination passes through control unit mark
Note slides into recovery approach 46 and is then received by material-falling hopper 56, and control unit judges the material from the program of original setting, and this falls into
Which recycling bins 60 are connected between material-falling hopper 56 and aggregate bin 61 by blanking skewed slot 59, and control unit controls material-falling hopper in succession
56,61 opening direction of aggregate bin makes the material fall into corresponding recycling bins 60, to achieve the purpose that recycling of classifying automatically, improves
The efficiency that material utilizes again.
A kind of control method of mixing nut packaging system of the present embodiment, including control unit, in combination weighing technique
In, several meterings of at least one material are carried out by several units 1, and enter weighing after premixing by Lifting Convey unit 2
The premix feed bin 40 of assembled unit 3, weigh assembled unit 3 on multiple storage bins 32 in store other objects to be packaged respectively
Material, premixes feed bin 40 and 32 blanking of storage bin to corresponding lower layer's weighing hopper 38 is weighed, and the material that weight meets sets requirement is thrown
Material is stored into the corresponding empty memory bucket 39 of lower layer, and weight amount storage is in a control unit, does not meet the object of weight demands
Material is recycled to classification recovery unit 7 by the switch gate in weighing hopper 38, and control unit passes through to multiple weighing hoppers 38 and memory
Multiple weight of bucket 39 carry out permutation and combination, and each material closest to setting mixed material gross weight is selected to carry out optimum combination；
If control unit selection bleeds off a weighing hopper 38 or the material of memory bucket 39 is recycled to classifying without optimum combination
Unit 7, blanking participates in permutation and combination to weighing hopper 38 again again for premix feed bin 40 or storage bin 32.
It is placed with benefit heavy material in wherein at least one storage bin 32, mending heavy material is that accounting is most in mixed material list of ingredients
Big.
Embodiment 2
As shown in figure 3, a kind of mixing nut packaging system of the present embodiment, structure and embodiment 1 are essentially identical, more into
One step, to further prevent deep bed sintering or the glutinous block of bulk in line shaking charging tray 42 to fall into weighing hopper 38,42 top of line shaking charging tray
It is provided with grade item 36.Specifically, being connected with mounting plate on the lower surface of installation outline border 34, shelves item 36 is connected to peace by connection sheet
Regulating tank corresponding with connecting plate is additionally provided in loading board, on mounting plate, for adjusting the height of 36 range line shaking charging tray 42 of shelves item
Degree.
Shelves item 36 can be used to put down the bed of material in line shaking charging tray 42, prevent deep bed sintering or bulk in line shaking charging tray 42 glutinous
Block falls into weighing hopper 38, and auxiliary line vibration device preferably falls into material one one as far as possible in weighing hopper 38, improves and weighs
Precision.
Embodiment 3
A kind of mixing nut packaging system of the present embodiment, structure and embodiment 1 are essentially identical, further, are
The skin ash and material residue for preventing material symmetrically impact again, and the bottom plate of the delivery plate 62 of the present embodiment is waffle slab；And weighing hopper
38 and memory bucket 39 be grid bucket, when material passes through waffle slab or grid bucket, skin ash and material residue can be screened out, be prevented
Biggish weighing error is caused into weighing hopper 38.The waffle slab stage can filter out the ash of the skin less than 6mm and material residue, these skins
The slag gathering hopper that ash and material residue are arranged below delivery plate 62 is collected.And the present embodiment is in weighing hopper 38 and memory 39 inner walls of bucket
It is laid with Teflon layer on face, is similar to Stickless pan surface material, solves -film paste had material and easy is sticked as raisins, blueberry are dry etc.
The problem of weighing hopper 38 or memory 39 inner wall of bucket, weighing results are influenced, weighing precision is improved.
Embodiment 4
A kind of mixing nut packaging system, structure and embodiment 1 are essentially identical, in order to facilitate material recycle, further
Improve the degree of automation, the present embodiment activity bucket 44, weighing hopper 38, memory bucket 39, premix feed bin 40, material-falling hopper 56, aggregate bin
61 switch gate is two-way switch gate, and crank link mechanism 57, crank link mechanism are respectively connected at these switch gates
57 are connected on rotary cylinder 58, and control unit and rotary cylinder 58 are electrically connected, and then control the flow direction of material.
On premix feed bin 40, control unit control switch door is to enter weighing hopper A or weighing hopper B.In weighing hopper 38
On, control unit control switch door enters the memory bucket 39 or hopper 43 of corresponding lower layer.On memory bucket 39, if according to work
Skill demand will also continue one layer of memory bucket 39 of design in 39 lower layers of memory bucket, and it is to be directly entered that control unit, which can control switch gate,
The hopper 43 of lower layer still can continue to fall to lower layer's memory bucket 39 of setting, and on activity bucket 44, control unit can be controlled
It needs to reject to classification recovery unit 7, or combined material when material in hopper 43 processed and enters packaging unit 5 and wrapped
Dress.Control unit controls material-falling hopper 56 respectively, 61 opening direction of aggregate bin to be recovered material and smoothly falls into corresponding recycling
Case 60 significantly improves the degree of automation of this system by the design.
To sum up, the present invention significantly improves the degree of automation, solves the problems, such as production capacity；And mixed material is efficiently solved total
Weighing precision problem when various materials combination of the weight less than 30g is packed according to ingredient list sorting than sequence；Of the invention can
Automatic gauge weight demands control between ± 0.5g, is significantly improved combinatorial weighing precision.It should be noted that practical application
When, the weight term of reference of qualified products according to concrete condition, can be adjusted, the movement rate of conveyer belt is adjusted, adjusts packing machine
Rate, adjust several units 1 vibration frequency, adjust material number number, adjust Lifting Convey unit 2 movement speed
Rate.There are two types of the modes for 7 recovered material of recovery unit of classifying, and temporally or by combination number, the time is adjustable, combines number
It is adjustable.
Claims (10)
1. a kind of mixing nut packaging system, including the packaging facilities being connected with control unit, it is characterised in that: the packaging is set
Standby includes several units (1) being connected by Lifting Convey unit (2) and weighing assembled unit (3), the weighing assembled unit
(3) downstream is also connected with classification recovery unit (7)；Described control unit respectively with the several units (1), Lifting Convey unit
(2), it weighs assembled unit (3) and classification recovery unit (7) is electrically connected；Premix is provided on the weighing assembled unit (3)
Feed bin (40) and multiple storage bins (32), the output end of the Lifting Convey unit (2) and the premix feed bin (40) connect；Institute
It states storage bin (32) and premix feed bin (40) lower layer is respectively arranged at least one weighing hopper (38), each weighing hopper
(38) lower layer is respectively arranged at least one memory bucket (39), is provided on the weighing hopper (38), memory bucket (39)
Towards the switch gate of classification recovery unit (7).
2. mixing nut packaging system according to claim 1, it is characterised in that: the weighing assembled unit (3) is also wrapped
It has included installation outline border (34), the installation outline border (34) is provided centrally with center bearing bracket (37), the storage bin (32) and described
Blanking channel (35) and line shaking charging tray (42), the storage bin (32) and institute are from top to bottom disposed between weighing hopper (38)
It states and is additionally provided between blanking channel (35) delivery plate (62), delivery plate (62) lower end is connected with master oscillator (41), each
Blanking channel (35) side is respectively arranged with range sensor (33), and the range sensor (33) is fixed at described
On center bearing bracket (37), relatively, and the distance is passed for the transmitting terminal of the range sensor (33) and the line shaking charging tray (42)
Sensor (33) is electrically connected by described control unit and the master oscillator (41).
3. mixing nut packaging system according to claim 1, it is characterised in that: every kind of object in the several units (1)
There are two the vibrating tray (19) of material is respectively provided with, and two vibrating trays (19) of every kind of material are symmetricly set on the promotion fortune
Defeated unit (2) two sides.
4. mixing nut packaging system according to claim 3, it is characterised in that: the vibrating tray (19) includes material
It is connect at the top of guide rail (17) and vibrator (20), the material guide rail (17) and vibrator (20), material guide rail (17) end
End is connected with light curtain sensor (18), and the material guide rail (17) side wall is provided with the grey mouth of peeling.
5. mixing nut packaging system according to claim 2, it is characterised in that: the weighing hopper (38) and the memory
Bucket (39) is grid bucket, and the grid bucket inner surface is provided with Teflon layer；The bottom plate of the delivery plate (62) is net
Panel.
6. mixing nut packaging system according to claim 4, it is characterised in that: the biography of the Lifting Convey unit (2)
It send and is provided with several evenly arranged hoppers (25) on band (27), material guide rail (17) end passes through round tube (21) for material
It is transported in the hopper (25), and the Lifting Convey unit (2) side is additionally provided with air blowing device, the air blowing device is defeated
Outlet is goed deep into the round tube (21).
7. mixing nut packaging system according to claim 1, it is characterised in that: weighing assembled unit (3) lower end
It is provided with the blanking unit (4) being connected with described control unit, the blanking unit (4) includes activity bucket (44), packaging channel
(45) and recovery approach (46), be provided on the activity bucket (44) respectively with the packaging channel (45) and recovery approach (46)
The switch gate of corresponding switch gate, described control unit and the activity bucket (44) is electrically connected；The weighing assembled unit (3)
It is connected with packaging unit (5) by packing channel (45), the packaging unit (5) and described control unit are electrically connected；It is described
Weighing hopper (38) and memory bucket (39) in weighing assembled unit (3) pass through recovery approach (46) and the classification recovery unit
(7) it is connected.
8. mixing nut packaging system according to claim 7, it is characterised in that: packaging unit (5) the downstream setting
There is the delivery unit (6) being connected with described control unit, is additionally provided with Weighing module (13), institute on the delivery unit (6)
It states Weighing module (13) and described control unit is electrically connected.
9. a kind of control method for mixing nut packaging system, including control unit, it is characterised in that: in combination weighing technique
In, several meterings of at least one material are carried out by several units (1), and enter after premixing by Lifting Convey unit (2)
The premix feed bin (40) of weighing assembled unit (3), the multiple storage bins (32) weighed on assembled unit (3) are interior to be stored respectively
Unclassified stores to be packaged, the premix feed bin (40) and the storage bin (32) blanking to corresponding lower layer's weighing hopper (38) claim
Weight, weight meets material storage into the corresponding empty memory bucket (39) of lower layer of sets requirement, and weight amount is stored in
In described control unit, the material for not meeting weight demands is recycled to classification recovery unit by the switch gate on weighing hopper (38)
(7), described control unit carries out arrangement group by multiple weight to multiple weighing hoppers (38) and the memory bucket (39)
It closes, each material closest to setting mixed material gross weight is selected to carry out optimum combination；
If described control unit selection bleeds off the material of a weighing hopper (38) or memory bucket (39) to described without optimum combination
Classify recovery unit (7), blanking is joined again to the weighing hopper (38) again for the premix feed bin (40) or the storage bin (32)
With permutation and combination.
10. the control method of mixing nut packaging system according to claim 9, it is characterised in that: wherein at least one
Benefit heavy material is placed in the storage bin (32), the benefit heavy material is that accounting is maximum in mixed material list of ingredients.
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| CN112179469B (en) * | 2020-08-27 | 2022-04-22 | 广东精威智能机器有限公司 | Mixing weighing method and mixing equipment |
| CN112844216A (en) * | 2020-12-03 | 2021-05-28 | 广东精威智能机器有限公司 | Material supplementing method for multi-scale weighing mixing and mixing equipment |
| CN112722488A (en) * | 2020-12-29 | 2021-04-30 | 武汉轻工大学 | Instant food packaging system |
| CN113060316A (en) * | 2021-03-19 | 2021-07-02 | 南通恒力包装科技股份有限公司 | Flexible packaging system and packaging method |
| CN113830336A (en) * | 2021-10-12 | 2021-12-24 | 安徽采林间食品有限公司 | Mixed nut packaging machine and working method |
| CN113830336B (en) * | 2021-10-12 | 2022-08-02 | 安徽采林间食品有限公司 | Mixed nut packaging machine and working method |
| CN114750991A (en) * | 2022-04-22 | 2022-07-15 | 杭州娃哈哈精密机械有限公司 | Full-automatic various pulp adds device |
| CN116280358A (en) * | 2023-05-17 | 2023-06-23 | 吉林市长荣农副产品有限公司 | Automatic nut split charging equipment |
| CN116280358B (en) * | 2023-05-17 | 2023-07-25 | 吉林市长荣农副产品有限公司 | Automatic nut split charging equipment |
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