A kind of small-sized bag-feeding nut packing machine
Technical field
The present invention relates to a kind of nut packing machine, particularly a kind of inexpensive small-sized bag-feeding nut packing machine.
Background technology
At present, the process of middle-size and small-size nut business packaging nut is:Employee is employed, first packaging bag is placed on electronic scale, so
Nut is filled with scoop afterwards, the nut in scoop is poured into packaging bag afterwards.Shown according to the quality of electronic scale, return the overcharge and demand payment of the shortage heavily fortified point
Fruit seals sack followed by heat sealing machine with reaching aimed quality, and last packaged nut is sold again, this way effect
Rate is low, not hygienic enough, and cost of labor is high.The bag-feeding nut packing machine possessed currently on the market all applies to larger food
Product factory, its is bulky, expensive.
The content of the invention
It is an object of the present invention to provide a kind of inexpensive small-sized bag-feeding nut packing machine.The present invention can improve packaging
Efficiency and effect, and small volume, cost are relatively low.
Technical scheme:A kind of inexpensive small-sized bag-feeding nut packing machine, including mainframe and slave frame, it is main
Frame is provided with bag taking device, folder bag conveying device, open the bag device and the bag sealing device being sequentially connected, the open the bag device sidepiece
It is connected with the weighing doffer being arranged on slave frame.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the bag taking device includes being fixed on putting on mainframe
Bag frame, puts provided with the twin shaft cylinder for being fixed on T font plates above bag frame, twin shaft cylinder is connected with rotary cylinder through contiguous block, revolves
Rotaring cylinder is fixed on mainframe through fixed block, and three leg bottoms of the T fonts plate are respectively equipped with sucker.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the folder bag conveying device includes the electricity being sequentially connected
Machine, shaft coupling a and leading screw a, leading screw a are connected with leading screw b, the leading screw a through shaft coupling b and are provided with feed screw nut a, the leading screw
B is fixed on leading screw support base provided with feed screw nut b, the leading screw a and leading screw b by bearing, the feed screw nut a and
A pair of lifting platform support bases are respectively equipped with feed screw nut b, each pair lifting platform support base is provided with lifting platform, each lifting platform
Provided with platform, each platform is provided with two optical axises for being cased with spring provided with four vertical support seats, four vertical support seats,
Every optical axis is provided between straight line guide block, two straight line guide blocks and connected through connecting plate, and the connecting plate is provided with bag-clamping mechanism,
Bag-clamping mechanism sidepiece is provided with loose clamp mechanism;The both sides of each platform are provided with vertical optical axis, two through flange linear bearing respectively
The upper end of the vertical optical axis of root is provided with optical axis contiguous block through support base, and optical axis contiguous block lower end is provided with slanted kicking block.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the bag-clamping mechanism includes the arc being fixed on connecting plate
Push shaft is provided with the middle part of shape fixed block, arc fixed block, finger is determined and dynamic in the side of arc fixed block provided with determining finger and starting to refer to
Finger one end is articulated and connected, and described push shaft one end is fixed on through flange guide holder blending bolt nut starts to refer in chute, institute
Two sliding bearings for being provided with the middle of bolt and nut and being used for being slided in chute are stated, the push shaft other end is provided with compression spring;It is described
Loose clamp mechanism includes the thin cylinder fixed through cylinder fixed block, and the end of thin cylinder is provided with the end of push rod, push rod and push shaft
Portion is correspondingly arranged.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the outer end of described connecting plate is provided with adjustable diameter and screw adjusting machine
Structure, adjustable diameter and screw adjusting mechanism includes the plate that is screwed, and is screwed in plate and is provided with plum blossom bolt, and the end of plum blossom bolt is provided with screw thread
Push pedal, screw thread push pedal is connected with connecting plate.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the open the bag device includes solid by cushion block and LB foot stools
The mini cylinder that is scheduled on bottom plate, two be fixed on vertical support seat open bag optical axis and are respectively fitted over every and open a bag optical axis
The linear slider bearing at two ends, is connected between two linear slider bearings of one end through fixed plate, is provided with the middle part of the bottom plate
Flange shaft, flange shaft front end is provided with the steering block for being cased with bearing, and steering block two ends are connected to a pair of oscillating bearings, and each pair is closed
Bearings are connected with fixed plate, and bag arm is opened provided with a bag arm is opened through aluminum corner brace connector a and aluminum corner brace connector b in the fixed plate
Front end is provided with open bag sucker.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the weighing doffer includes feed bin, feed bin top
Provided with opening, open upper end is hinged with L-shaped material scraping plate, and opening is connected with discharging channel;Provided with side by side provided with big tune in the feed bin
Plate and minor adjustment plate are saved, the big adjustable plate sidepiece is provided with big corner block, and big corner block bottom is connected with mini cylinder a, big to adjust
The thin bar for being used for promoting L-shaped material scraping plate is provided with the top of section plate;The minor adjustment plate sidepiece is provided with small corner block, small corner block bottom
It is connected with the thin bar for being provided with the top of mini cylinder b, minor adjustment plate and being used for promoting L-shaped material scraping plate;The discharging channel is connected with temporary
Hopper, keeps in feed hopper bottom and is provided with pressure sensor through sensor fixation plate, and the exit for keeping in hopper is provided with striker plate, backgauge
Plate is connected with sawing sheet cylinder.
In foregoing inexpensive small-sized bag-feeding nut packing machine, the bag sealing device includes the heat seal of a pair of opposing
Component, heat seal component includes heat seal fixed plate, and heat seal fixed plate is provided with flange linear bearing a and heat seal cylinder, flange straight line
Frame with two bars is provided with bearing a, frame with two bars one end is connected with heat seal block, and the other end connects through cylinder connecting rod and heat seal cylinder
Connect, the heat seal cylinder is fixed on mainframe through heat seal cylinder fixed block.
Compared with prior art, the present invention by by bag taking device, folder bag conveying device, open the bag device, bag sealing device and
Weigh doffer and carry out ingenious matching connection, so that automation can be realized from bag taking to last encapsulation, greatly improve
Production efficiency and effect, and small volume, cost are relatively low, adapt in the nut shop of miniaturization or open the nut of on-line shop
Business uses.
Also have the advantages that:
1. the present invention carries out bag taking using sucker and opens bag, simple and convenient, the requirement of different size packaging bag can be met, is fitted
It is wide with scope.
2. the present invention drives a pair of scissor lift platform liftings so as to realize that sack is conveyed using a direct current generator, structure is tight
Gather, it is simple to operate.
3. the sack clamping parts of the present invention realize the opening and closing of finger, folder bag effect using the motion of cylinder and spring
It is good, and two finger synchronization opening and closings are realized using a cylinder, synchronism is strong.
4. the sack clamping parts of the present invention, promote screw thread push pedal, so that screw thread push pedal using the rotation of plum blossom bolt
Straight line guide block is promoted, so that two pairs of finger centre-to-centre spacing are close, the purpose of regulation spacing is reached, different size bag is placed to meet
The requirement of pack, it is applied widely.
5. the present invention's opens bag portion point, reach that the effect of bag, mechanism are synchronously opened in sack both sides using a mini cylinder
It is reliable.
6. the weighing doffer of the present invention, pushes a part of material first with volumetric method and reaches temporary hopper, recycle
Weight method feeds back mass, finally recycles volumetric method to push material to reach required quality, applicability is wide, efficiency high.
Brief description of the drawings
Fig. 1 is structural representation of the invention;
Fig. 2 is the structural representation of the bag taking device of the present invention;
Fig. 3 is the structural representation of the folder bag conveying device of the present invention;
Fig. 4 is the finger part structural representation of the folder bag conveying device of the present invention;
Fig. 5 is the structural representation of the open the bag device of the present invention;
Fig. 6 is the structural representation for weighing doffer of the invention;
Fig. 7 is the feed bin side view for weighing doffer;
Fig. 8 is the structural representation of the bag sealing device of the present invention.
Mark in accompanying drawing for:1- bag taking devices, 2- folder bag conveying devices, 3- open the bag devices, 4- weighs doffer, 5-
Bag sealing device, 6- mainframes, 7- slave framves, 8- rotary cylinders, 9- fixed blocks, 10- contiguous blocks, 11-T font plates, 12- puts bag
Frame, 13- suckers, 14- twin shaft cylinders, 15- support bases, 16- vertical supports seat, 17- optical axises, 18- springs, 19- straight line guide blocks,
20- platforms, 21- lifting platforms, 22- leading screw support bases, 23- bearings, 24- feed screw nuts b, 25- leading screw b, 26- shaft coupling b, 27-
Leading screw a, 28- shaft coupling a, 29- motor, 30- feed screw nuts a, 31- lifting platform support base, 32- plum blossom bolts, 33- is screwed
Plate, 34- screw thread push pedals, 35- connecting plates, the vertical optical axises of 36-, 37- slanted kicking blocks, 38- optical axis contiguous blocks, 39- flange linear bearings,
40- push rods, 41- push shafts, 42- compression springs, 43- arc fixed blocks, 44- bolt and nuts, 45- sliding bearings, 46- starts to refer to,
47- determines finger, and 48- flange guide holders, 49- cylinder fixed blocks, 50- thin cylinders, 51- opens a bag optical axis, 52- bearings, 53- flanges
Axle, 54- oscillating bearings, 55- bottom plates, 56- vertical supports seat, 57- cushion blocks, 58-LB foot stools, the mini cylinders of 59-, 60- opens a bag arm,
61- steering blocks, 62- open bag suckers, 63- aluminum corner brace connector a, 64- aluminum corner brace connector b, 65- fixed plates, 66- linear slider axles
Hold, 67- feed bins, 68-L shape material scraping plates, 69- discharging channels, 70-LB foot stools, the big corner blocks of 71-, the big adjustable plates of 72-, the mini gas of 73-
The mini cylinder b of cylinder a, 74-, 75- minor adjustment plates, 76-LB foot stools, the small corner blocks of 77-, 78- pressure sensors, 79- sensors are consolidated
Fixed board, 80- keeps in hopper, 81- striker plates, 82- sawing sheet cylinders, 83- heat seal blocks, 84- heat seal cylinders, 85- frame with two bars, 86-
Flange linear bearing a, 87- heat seal cylinder fixed block, 88- cylinder connecting rods, 89- heat seal fixed plates.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment.A kind of inexpensive small-sized bag-feeding nut packing machine, is constituted as shown in figure 1, including mainframe 6 and slave
Frame 7, mainframe 6 is provided with bag taking device 1, folder bag conveying device 2, open the bag device 3 and the bag sealing device 5 being sequentially connected, described
The sidepiece of open the bag device 3 is connected with the weighing doffer 4 being arranged on slave frame 7.It is defeated that sack is drawn to folder bag by bag taking device 1
Send at device 2, clamp sack by carrying conveying device 2 secretly, and be transported to progress both sides at open the bag device 3 and open bag, weigh afterwards
Doffer 4 falls into the material weighed up in advance in sack, and subsequent folder bag conveying device 2 conveys sack to progress at bag sealing device 5
Sealing treatment, so as to complete packaging.
The bag taking device 1, constitutes as shown in Fig. 2 put bag frame 12 including being fixed on mainframe 6, puts on bag frame 12
Side is connected with rotary cylinder 8, rotary pneumatic provided with the twin shaft cylinder 14 for being fixed on T fonts plate 11, twin shaft cylinder 14 through contiguous block 10
Cylinder 8 is fixed on mainframe 6 through fixed block 9, and three leg bottoms of the T fonts plate 11 are respectively equipped with sucker 13.Twin shaft gas
Cylinder 14 is stretched out, and will pack sack using sucker 13 is drawn, and twin shaft cylinder 14 is shunk, and rotary cylinder 8 is rotated by 90 °, twin shaft cylinder 14
Stretch out again, packaging sack is sent to the place of conveying device 2.
The folder bag conveying device 2, is constituted as shown in Figures 3 and 4, including motor 29, shaft coupling a28 and the silk being sequentially connected
Thick stick a27, leading screw a27 are connected with leading screw b25, the leading screw a27 through shaft coupling b26 and are provided with feed screw nut a30, the leading screw
B25 is fixed on leading screw support base 22 provided with feed screw nut b24, the leading screw a27 and leading screw b25 by bearing 23, institute
State and a pair of lifting platform support bases 31 are respectively equipped with feed screw nut a30 and feed screw nut b24, set on each pair lifting platform support base 31
There is lifting platform 21, each lifting platform 21 is provided with platform 20, and each platform is provided with four vertical support seats 16, four vertical branch
Support seat 16 is provided with straight line guide block 19, two straight line guide blocks 19 provided with two optical axises 17 for being cased with spring 18, every optical axis 17
Between connected through connecting plate 35, the connecting plate 35 be provided with bag-clamping mechanism, bag-clamping mechanism sidepiece be provided with loose clamp mechanism;It is described every
The both sides of individual platform 20 are provided with vertical optical axis 36 through flange linear bearing 39 respectively, and the upper end of two vertical optical axises 36 is through support base
15 are provided with optical axis contiguous block 38, and the lower end of optical axis contiguous block 38 is provided with slanted kicking block 37.
The bag-clamping mechanism includes the arc fixed block 43 being fixed on connecting plate 35, and the middle part of arc fixed block 43, which is provided with, to push away
Axle 41, the side of arc fixed block 43 determines finger 47 and 46 one end of finger of starting is articulated and connected provided with finger 47 and finger 46 of starting is determined,
Described one end of push shaft 41 is fixed on through the blending bolt nut 44 of flange guide holder 48 starts to refer in 46 chutes, the bolt and nut
Two bearings 45 for being used for being slided in chute are provided with the middle of 44, the other end of push shaft 41 is provided with compression spring 42;The loose folder machine
Structure includes the thin cylinder 50 fixed through cylinder fixed block 49, and the end of thin cylinder 50 is provided with push rod 40, push rod 40 and push shaft
41 end is correspondingly arranged.
The outer end of described connecting plate 35 is provided with adjustable diameter and screw adjusting mechanism, and adjustable diameter and screw adjusting mechanism includes the plate 33 that is screwed,
It is screwed in plate 33 and is provided with plum blossom bolt 32, the end of plum blossom bolt 32 is provided with screw thread push pedal 34, and screw thread push pedal 34 is with being connected
Plate 35 is connected.
Motor 29, which is rotated, drives screw mandrel a27, screw mandrel b25 rotation, because two screw mandrels are orthodontic, an anti-tooth, two
Bar drives feed screw nut a30, nut block b24 symmetric motions, and feed screw nut is connected with scissor lift platform 21, utilizes screw-driven
Principle drives scissor lift platform 21 to lift.
As shown in figure 4, to allow finger to open, then needing thin cylinder 50 to promote push rod 40, push rod 40 so as to promote push shaft
41, finger 46 of starting is open, and spring 42 compresses;When thin cylinder 50 is withdrawn, spring 42 is resetted, and push shaft 41 is shot back, so that
Band moves finger 46 withdrawals.The motion of two pairs of fingers is realized using a thin cylinder.
The open the bag device 3, is constituted as shown in figure 5, including being fixed on by cushion block 57 and LB foot stools 58 on bottom plate 55
Mini cylinder 59, two be fixed on vertical support seat 56 open bag optical axis 51 and are respectively fitted over every and open the two ends of bag optical axis 51
Linear slider bearing 66, connected between two linear slider bearings 66 of one end through fixed plate 65, the middle part of the bottom plate 55
Provided with flange shaft 53, the front end of flange shaft 53 is provided with the steering block 61 for being cased with bearing 52, and the two ends of steering block 61 are connected to a pair
Oscillating bearing 54, each pair oscillating bearing 54 is connected with fixed plate 65, is connected in the fixed plate 65 through aluminum corner brace connector a63 and aluminum corner brace
Fitting b64 is provided with bag arm 60 is opened, and the front end for opening bag arm 60 is provided with open bag sucker 62.Bag optical axis 51 of opening passes through vertical support seat
56 fix.
By the promotion of one mini cylinder 59, to promote out bag arm 60, linear slider bearing 66 is driven on optical axis 51
It is mobile.By the connection of oscillating bearing 54, give steering block 61 1 active forces, rotate steering block 61, so that opposite side
Open bag arm 60 also to move, reach that two are opened the effect of bag arm 60 toward or away from one another so that two suckers 62 close to or
It is remote, reach out the purpose of bag.Linkage is make use of, cleverly realizing sack both sides using a driving synchronously opens
Bag.
The weighing doffer 4, is constituted as shown in Figures 6 and 7, including feed bin 67, and the top of feed bin 67 is provided with opening, opening
Upper end is hinged with L-shaped material scraping plate 68, and opening is connected with discharging channel 69;Provided with side by side provided with the big He of adjustable plate 72 in the feed bin 67
Minor adjustment plate 75, the big sidepiece of adjustable plate 72 is provided with big corner block 71, and the big bottom of corner block 71 is connected with mini cylinder a73,
The big top of adjustable plate 72 is provided with the thin bar for being used for promoting L-shaped material scraping plate 68;The sidepiece of minor adjustment plate 75 is provided with small corner block 77,
The small bottom of corner block 77 is connected with mini cylinder b74, and the top of minor adjustment plate 75 is provided with the thin bar for being used for promoting L-shaped material scraping plate 68;
The discharging channel 69 is connected with temporary hopper 80, keeps in the bottom of hopper 80 and is provided with pressure sensor 78 through sensor fixation plate 79,
The exit of temporary hopper 80 is provided with striker plate 81, and striker plate 81 is connected with sawing sheet cylinder 82.The mini cylinder a73 and mini
Cylinder b74 is fixed by LB foot stools 70.
First passing through volumetric method takes part material up to transport, and volume is mainly by big corner block 71, big adjustable plate 72 and feed bin
67 sides are constituted, in order to reach the floating purpose of material, when the big adjustable plate 72 of mini cylinder a73 promotions is moved upwards, its top
Thin bar touch the top of material scraping plate 68 and promote material scraping plate 68, make material scraping plate 68 rotate and the big top of corner block 71 protrude
Under material scraper, so that material is floating, the small purpose of each dropping error, the opening that last material passes through the side of feed bin 67 are reached
Fall into discharging channel 69.The motion of small corner block 77 is as above.When having material in temporary hopper 80, keep in hopper 80 and passed to pressure
The pressure of sensor 78, the top tie plate 79 of pressure sensor 78 receives the effect of power, makes the deformation of pressure sensor 78, so as to obtain matter
Amount feedback.In addition, the different purpose of the big upper volume of corner block 71 is reached by adjusting the height of big adjustable plate 72, so as to reach
To being applicable different cultivars or the different purpose of different quality volume of material, the connection between big adjustable plate 72 and big corner block 71
Mode is bolt connection.
The bag sealing device 5, is constituted as shown in figure 8, the heat seal component including a pair of opposing, heat seal component includes heat
Fixed plate 89 is closed, heat seal fixed plate 89 is provided with flange linear bearing a86 and heat seal cylinder 84, flange linear bearing a86 and set
There is frame with two bars 85, the one end of frame with two bars 85 is connected with heat seal block 83, and the other end connects through cylinder connecting rod 88 with heat seal cylinder 84
Connect, the heat seal cylinder 84 is fixed on mainframe 6 through heat seal cylinder fixed block 87.
The position of the heat seal cylinder fixed block 87, heat seal fixed plate 89 and heat seal cylinder 84 is remained stationary as, when heat seal gas
When cylinder 84 is moved, its piston rod pusher cylinder connecting rod 88 is moved, and drives frame with two bars 85 to move, so that before frame with two bars 85
The heat seal block 83 at end is moved.Moved needed for effectively realizing, reliability is high.