CN107914924A - A kind of folding device of polybag - Google Patents
A kind of folding device of polybag Download PDFInfo
- Publication number
- CN107914924A CN107914924A CN201710492646.XA CN201710492646A CN107914924A CN 107914924 A CN107914924 A CN 107914924A CN 201710492646 A CN201710492646 A CN 201710492646A CN 107914924 A CN107914924 A CN 107914924A
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- China
- Prior art keywords
- pressing plate
- folding
- turnover panel
- folded
- polybag
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Classifications
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- 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
- B65B63/04—Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for folding or winding articles, e.g. gloves or stockings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The invention discloses a kind of folding device of polybag, mainly include：Rack, pressing plate driving mechanism, folding platform, elevating mechanism, it is characterised in that：Twice-folded turnover panel, handle turnover board, swing type pressing plate are additionally provided with the rack.After the handle of two polybags is folded on twice-folded turnover panel by handle turnover board, the swing type pressing plate move forward under the driving of pressing plate driving mechanism and under be pressed on twice-folded turnover panel, hold together with making the front portion of twice-folded turnover panel and pressing plate polybag handle and its it is anterior turn down, avoid that the handles of two polybags easily occurs during fold scatter and sagging.At the same time, the rear side of pressing plate also carries out rotating down pressing to fold line position, forms folding line, makes the plastics bag stable after folding be not easy to rebound.The configuration of the present invention is simple, folding work are reliable and stable.
Description
Technical field
The present invention relates to a kind of folding device of polybag.
Background technology
In the prior art, the conveying device of polybag punching machine can be by the rectangle of tens one piles of output on Bag Making Machine
Double-layer plastic film be transported on chopping block, cut into the polybag 7 with two 71 states of handle by the punching of stamping knife, such as scheme
Shown in 7, then the polybag of punching molding is transported to predetermined work position by conveying device.For ease of storing, transporting and sell,
These polybags in a pile also need to, by repeatedly folding, then be tied up or be packaged into packaging bag.Its specific folding journey
Sequence is：Fold, be folded into such as Fig. 8 to centre respectively along handle fold line 701 firstly the need of by two handles 71 of polybag 7
Shown state, then folds back second in the position shown in second of fold line 702, is folded into as shown in Figure 9 again
State；Then folded once in the position of third time fold line 703 again.The applicant is once disclosed Patent No.
The patent application of 201110081121 entitled " handle folding devices of full-automatic plastic bag folding strapper " is (hereinafter referred to as right
Than file 1), also it is disclosed Authorization Notice No. CN103318698B entitled " handle folding device of two-wire plastic bag folding press "
Patent of invention (hereinafter referred to as documents 2).Technology contents disclosed above simply realize state as shown in Figure 9, only
It can realize second and fold.Application publication number CN106586145A, a kind of folding device for disclosing polybag punching machine are (following
Abbreviation documents 3).It mainly includes：Rack, handle folding device, backfin mechanism, hoistable platform mechanism.Folded in handle
Device and backfin device by polybag folding forming on hoistable platform after, hoistable platform, which moves down, arranges foldable formed polybag
It is put on a plurality of conveyer belt, then comes out foldable formed polybag intermittent delivery by conveyer belt.
Either documents 1 or documents 2, the folding at its handle position be all through pushing away folded plate push away folding come into
It is capable, the problem of the aspects such as the inadequate specification of folding there is handle position, complicated；Even documents 3 do not have yet
Have and provide a kind of ideal folding device.For a long time, people attempt to set in terms of two handles of folding plastic bag
Count it is a kind of fold the embodiment of two handles with two handle turnover boards, and carried out multiple trial.For two modelings
It can be folded completely with handle turnover board for the handle of material bag, problem is that stem is rolled over when carrying out twice-folded
The fold of folded turnover panel easily scatters the handle position folded, if fold speed is slow, the stem of whole polybag is just
Sagging it can lead to not fold.If polybag is fixed on stem turnover board using clamping device, but finish in bender
It is difficult to exit from turnover board into this rear clamping device, and twice-folded line position must also be carried out in folding process
It is fixed to press to form folding line.So being folded using handle turnover board to the handle of polybag, this is that people want to solve always
Certainly and always unsolved problem.
The content of the invention
The technical problems to be solved by the invention are：Offer is a kind of simple in structure, folds a kind of reliable and stable fold and fills
Put.
To realize above-mentioned technical purpose, the technical scheme is that：A kind of folding device of polybag, including rack,1
Pressing plate driving mechanism, folding platform, elevating mechanism, it is characterised in that：It is additionally provided with twice-folded turnover panel in the rack, described two
Secondary folding turnover is respectively arranged on the left side and the right side handle turnover board, and swing type pressing plate is additionally provided with the pressing plate driving mechanism；
The twice-folded turnover panel is equipped with lever or compression bar, and the swing type pressing plate includes pressing plate, pendulous device, the pressure
Plate is equipped with pressing plate resigning breach, is rotatably arranged on rear side of pressing plate on the plate bracket of the pressing plate driving mechanism, swings dress
It is set on the plate bracket, the pendulous device is connected with pressing plate.
The handle turnover board, its shape is quadrangle, substantially corresponding with the form of plastic bag handle, is slightly wider than and grows
In the handle of polybag, one side is corresponding with the angle of handle fold line for bevel edge, and two handle turnover boards are arranged on two
In the machine frame at two sides of secondary folding turnover.The bottom surface of handle turnover board is respectively equipped with turnover panel pendulous device, in turnover panel pendulous device
Under driving, the handle turnover board of left and right two can be rolled over two handle sections of polybag respectively to middle reciprocally swinging 180 degree
To centre.
When being folded to relatively thin polybag, the process that is returned after handle turnover board folds the handles of plastics
In, the handle occasional of that polybag directly contacted with handle turnover board is adsorbed on handle turnover board.As preferable
Technical solution, lever is set on handle turnover board or compression bar is set in rack.The lever includes a kind of minitype cylinder,
Minitype cylinder is installed on the bottom surface of turnover panel, and turnover panel is equipped with turnover panel resigning breach, its cylinder rod can be from during minitype cylinder work
Stretched out in turnover panel resigning breach.Compression bar can also be set, and the compression bar refers to that setting turnover panel to step down on handle turnover board lacks
Mouthful, it is corresponding above and below turnover panel resigning breach on cylinder is set on methods, rack, cylinder rod extends through turnover panel resigning breach and will mould
Push down on twice-folded turnover panel or pressing plate the handle position of material bag.In the inventive solutions, the skill of lever and compression bar
Art is characterized in equivalent.But the thickness of polybag is all thicker under present case, after particularly country implements plastic limit, plastics are limited
The thickness of bag must reach 0.025 millimeter, and reaching the handle of the polybag of this thickness can not possibly adsorb on handle turnover board,
Even relatively thin polybag, the situation for occurring adsorbing are only that once in a while, this is influenced less for folding work.
As preferable technical solution, the bottom surface of the handle turnover board is connected with turnover panel pendulous device, and described turns over
Plate swinging gear is mainly made of push rod, supporting rod, cylinder, and one end of the push rod is connected to the bottom surface of turnover panel, push rod it is another
One end is connected with one end of cylinder rod, supporting rod, and the body of cylinder and the other end of supporting rod are connected in rack.
As preferable technical solution, the twice-folded turnover panel includes turnover panel, turnover panel pendulous device, the rear side of turnover panel
It is hinged in rack, turnover panel pendulous device is connected to the bottom of turnover panel.The twice-folded turnover panel under the driving of turnover panel pendulous device
Being capable of swing 180 degree.
As preferable technical solution, in the position of the resigning breach correspondence with pressing plate on the twice-folded turnover panel
Install lever.The lever includes a kind of minitype cylinder.The cylinder body of minitype cylinder is installed on the bottom surface of turnover panel, original state
Lower cylinder bar be retract, when twice-folded turnover panel together with pressing plate hold polybag previous section be folded to three times fold turn over
After on plate or folding platform, the lever of minitype cylinder stretches out the resigning breach that can be passed through on pressing plate and polybag is fixed on folding
On turnover panel or folding platform, easy to the extraction of pressing plate.
As the another embodiment of lever, the lever is a kind of compression bar, and the compression bar includes a kind of cylinder,
Cylinder is located on methods, rack, and cylinder is corresponding up and down with the resigning breach on folding turnover three times.
As preferable technical solution, it is additionally provided with to fold three times between the twice-folded turnover panel and folding platform and turns over
Plate, the folding turnover three times are exactly " folding turnover " disclosed in documents 3, three times folding turnover and folding turnover category
In mutually equivalent technical characteristic.The folding turnover three times mainly includes turnover panel and pendulous device, and the pendulous device is
A kind of oscillating cylinder, it is described to be set three times on folding turnover being staggered front to back corresponding position with the pressing plate resigning breach on pressing plate
Put resigning breach.So-called folding turnover three times is for twice-folded turnover panel, and it is special to understand this for the ease of the public
Sharp technical solution, the folding of two handles of polybag is regarded as and is folded for the first time, then there has been twice-folded turnover panel, three
The appellation of secondary folding turnover.For whether needing to set folding turnover three times, if there is provision of four folding turnovers, this wants root
According to the length of polybag, in the market is determined for the demand of the folding times of polybag.If the length of polybag is shorter, or
Person is when applying the invention on automatic bonding unit, or only the handle and twice-folded of polybag are then charged into
Twice-folded is only needed in the case of into packaging bag, this avoids the need for being further added by folding turnover three times, so folding three times
Turnover panel and the essential features for being not belonging to the present invention.
The swing type pressing plate includes pressing plate, pendulous device, is arranged on plate bracket.As preferable technical side
Case, the pendulous device are a kind of oscillating cylinders, and the left and right ends of rear side, that is, B sides of the pressing plate set one section to turn respectively
Axis, pressing plate are rotatably installed on plate bracket by shaft, the side installation pendulous device of plate bracket.The pendulous device
It is a kind of oscillating cylinder, oscillating cylinder is connected with the shaft of pressing plate side, and pressing plate reciprocating swing 180 can be driven when cylinder operation
Degree.
The plate bracket is included in pressing plate driving mechanism, is one of key element for forming pressing plate driving mechanism.It is described
Pressing plate driving mechanism mainly by plate bracket, pressing plate base, cylinder, guide rod, guide rail, sliding block, leading screw, control motor form.
The effect of pressing plate driving mechanism is：Pressing plate can be driven to move up and down, can also drive lengthwise movement before and after pressing plate progress.It is described
Swing pressing plate be connected to through plate bracket in pressing plate driving mechanism, pressing plate can drive under the driving of oscillating cylinder in pressing plate
Front and rear reciprocally swinging 180 degree in mechanism.Consequently, it is possible to pressing plate can both pump with pressing plate driving mechanism, can also
Longitudinally reciprocating motion before and after progress, can also carry out front and rear reciprocally swinging 180 degree.
When pressing plate is in original state, the A sides of pressing plate are facing forward, i.e. front sides.The front side of pressing plate is in pressing plate driving machine
Two handles folded among warp-wise can be pushed down under the driving of structure on twice-folded turnover panel, then twice-folded turnover panel
Hold the forward position swing backward 180 degree of polybag with the A sides of pressing plate, rear side, that is, B sides of pressing plate are revolved in swing process
The position for being pressed in twice-folded line forms folding line, the front portion of polybag is folded on folding turnover three times or elevating folding platform.
Not only avoided plastic bag handle scatter with it is sagging, but also make twice-folded line position formed folding line, fold it is reliable and stable.
As preferable technical solution, the elevating mechanism includes a kind of guide rod cylinder.More on elevating mechanism
Embodiment refer to documents 3 and implement.
As the improvement in prior art basis, the machinery for polybag to be transported to the predetermined folding position of the present invention
Arm device, automation control system, solenoid valve etc..These obtain disclosure in polybag punching machine and use and apply already, and
For known to person skilled in art, details are not described herein.
If folding specification requirement of the market to polybag is very high, it is desirable to is folded completely from predetermined fold line position.
In this case, folding model that can be predetermined by people are done in echelon or made on front side of pressing plate, in the front side of pressing plate
Resigning breach is set, resigning breach is set on two handle turnover boards, and it is corresponding above and below resigning breach on methods, rack
Compression bar is set, or lever is set respectively on two handle turnover boards.First pressing plate is set to travel forward before folding, before making pressing plate
Side pushes down two handles of polybag on twice-folded turnover panel, is pressed respectively against the two of polybag at left and right sides of pressing plate at this time
On a handle fold line, the shape on front side of pressing plate is exactly the folding specification and size of polybag expected from people.When two handles
Above two handles of polybag can be folded on front side of pressing plate by turnover board after successively turning down.Lever on handle turnover board afterwards
Stretch out and be pressed abd fixed at the handle position of polybag on twice-folded turnover panel through the resigning breach on front side of pressing plate, rear fender
Extracted out backward under the driving of pressing plate driving mechanism.In the present embodiment, the template of front side equivalent to one of pressing plate, pressing plate front side
Shape determine the folding specification and size of polybag stem, the polybag neat generous folded out, folding work is stablized
Reliably.But from the point of view of current market demand, the folding regularity requirement to polybag is not high, is easy to as long as can fold up
Store transportation and sale.
The inventive point of the present invention essentially consists in folding to polybag, and for how to convey foldable formed polybag
The problem of to precalculated position, this is not that the present invention will be solved the problems, such as actually.It is folded in by polybag on folding platform
Afterwards, folding platform can move up and down under the driving of elevating mechanism, and polybag is moved to predetermined height.It is referred to pair
Than a plurality of conveying tape transport of file 3, it can also select robot device that foldable formed polybag is transported to plastics
Automatically binding is carried out in the binding apparatus of bag.These conveying devices are all techniques knowns, and details are not described herein.
The present invention has the advantages that compared with prior art：The configuration of the present invention is simple, the swing type pressing plate
Both the front portion that polybag can have been hold together with twice-folded turnover panel is folded, and avoids foldable formed two handles
During fold scatter with it is sagging, play the role of folding push plate in documents 1 and documents 2, and play
The effect of pressing plate described in documents 3.And for the present invention again in the swing process of pressing plate, the B sidespins of pressing plate are pressed in two
On secondary fold line, this rotation pressure in fold line position so that form relatively deep wider more real folding line.For the folding of polybag
For folded, the place for being easiest to bounce-back is exactly the position of second of fold line of polybag, and the swing type pressing plate of the present invention is proper
It is that rotation pressure is carried out to second of fold line position well, the folding line being thusly-formed can effectively mitigate bounce-back so that fold
It is stable and reliable in work.And the present invention according to the length of polybag and the demand in market, can need to only set the front and rear fortune of pressing plate
Dynamic number can change the folding times and the number of plies of polybag, simple in structure.
Brief description of the drawings
Fig. 1 is the structural principle top view of the embodiment of the present invention one；
Fig. 2 is the positive side view of structural principle of the embodiment of the present invention one；
Fig. 3 is the right side view of the embodiment of the present invention one；
Fig. 4 is the structural principle side view of the pendulous device of the embodiment of the present invention one；
Fig. 5 is the operation principle schematic diagram of the pendulous device of the embodiment of the present invention one；
Fig. 6 is the structure diagram of the turnover panel lever of the embodiment of the present invention one；
Fig. 7 is the morphosis schematic diagram of polybag of the present invention；
Fig. 8 is the form schematic diagram of the polybag after handle Turning board folding；
Fig. 9 is the form schematic diagram of the polybag after twice-folded Turning board folding；
Figure 10 to Figure 15 is the work step schematic diagram of the embodiment of the present invention one；
Figure 16 to Figure 17 is the work step schematic diagram of the embodiment of the present invention two.
In figure：1- handle turnover boards；11- turnover panel lifting lugs；12- turnover panel push rods；13- cylinder rods；14- supporting rods；15- is cut with scissors
Chain；16- cylinders；2- twice-folded turnover panels；20- levers；201- compression bars；3- folding turnovers three times；30- turnover panel resigning breach；
31-- turnover panel shafts；32- oscillating cylinders；4- folding platforms；41- guide rod cylinders；5- pressing plates；50 pressing plate resigning breach；501- is pressed
The A sides of plate；The B sides of 502- pressing plates；51- shafts；52- guide rails；53- plate brackets；531-- pressing plate bases；532- cylinders；54-
Motor；55- lead screw pair；56- sliding blocks；57- sliding blocks；58- oscillating cylinders；59- guide rails；6- racks；7- polybags；71- polybags
Handle；701- handle fold lines；702- twice-folded lines；703- fold lines three times.
Embodiment
As shown in Fig. 1 to Figure 15：The left side of attached drawing be exactly described in this specification before, the right of attached drawing is exactly this reality
Apply behind described in example；Above attached drawing and it is following be exactly this explanation say described in the left side and the right side.
Embodiment one, as shown in Fig. 1 Fig. 2：One twice-folded turnover panel 2 is hingedly installed in the anteriomedial of rack 6, two
Tilted respectively in the left and right sides rack of secondary folding turnover 2 and handle turnover board 1 is hingedly installed with hinge 15, make two handle folds
The both sides of twice-folded turnover panel 2 are distributed between plate 1 in splayed configuration.Turnover panel is installed in the bottom centre position of handle turnover board 1
Lifting lug 11, is rotatablely installed one end of supporting rod 15, the other end of supporting rod 15 is with turning on the lower methods, rack of twice-folded turnover panel 2
One end of plate push rod 12 and it is connected with the cylinder rod of cylinder 16, the body of cylinder 16 is connected in rack.The twice-folded
The rear side of turnover panel is hinged in rack with hinge, is installed minitype cylinder 20 in the front part sides of twice-folded turnover panel, is made installation micro-
The position of type cylinder 20 and 50 correspondence of pressing plate resigning breach on pressing plate B sides 502.Among the bottom of twice-folded turnover panel
Turnover panel pendulous device is installed, the pendulous device can be as the pendulous device of handle turnover board, can also be with contrast text
The pendulous device of folding turnover is consistent disclosed in part 3, needn't elaborate any further herein.Installed behind twice-folded turnover panel 2 in rack
Folding turnover 3 three times, anterior in folding turnover 3 three times set turnover panel resigning breach 30, make turnover panel resigning breach 30 and pressing plate 5
B sides 502 on pressing plate resigning breach 50 be staggered front to back correspondence.The rear side of folding turnover 3 is installed in shaft 31 three times, shaft
31 both ends are rotatably installed in rack 6, and oscillating cylinder 32, oscillating cylinder 32 are installed in the corresponding rack in the wherein one end of shaft 31
Drive shaft be connected with one end of shaft 31.
Elevating mechanism is installed in the back lower place rack of folding turnover 3 three times, the elevating mechanism is a kind of guide rod gas
Cylinder 41, folding platform 4 is installed in guide rod cylinder 41, some gap or resigning breach are set on folding platform, easy to machinery
Hand captures this foldable formed polybag, and may also be used for, which makes folding platform 4 be hidden into the gap that a plurality of belt is formed, incites somebody to action
Foldable formed polybag is discharged on conveyer belt, be refer to documents 3 and is implemented.
Guide rail 52 is installed respectively in the rear portion both sides of rack 6, a U-shaped pressing plate base is set between two guide rails 52
531, in both sides outer end face difference two sliding blocks 56 of front and rear installation of pressing plate base 531, sliding block 56 is slidably mounted on two respectively
On guide rail 52, two line slideways 52 front and rear rear portion both sides for being longitudinally mounted to rack 6 respectively.Make pressing plate base 531 through sliding block
56 can back and forth move forward and backward along guide rail 52 in rack；Pressing plate base 531 both sides inner face respectively on lower mounting rail
59, in the both sides of U-shaped plate bracket 53, installation sliding block 57, two sliding blocks 57 per side are slidably mounted on two respectively up and down respectively
On bar guide rail 59.Below among the bottom of plate bracket 53 cylinder is connected between centre above the bottom of pressing plate base 531
532.The feed screw nut of lead screw pair 55 is installed below in the centre of pressing plate base 531, in the rack of feed screw nut correspondence
Leading screw 55 is rotatablely installed, servomotor 54 is installed in the corresponding rack in 55 one end of leading screw.More on pressing plate driving mechanism
Other embodiment disclosed in documents 3, may be referred to documents 3 and implement.
One section of shaft 51 is installed respectively at the both ends of the B sides 502 of pressing plate 5, pressing plate 5 is rotatably installed in pressing plate by shaft 51
The position installation oscillating cylinder 58 of front part sides above stent 53, wherein 51 corresponding plate bracket 53 of a shaft, swings
The drive shaft of cylinder 58 is connected with shaft 51.Pressing plate reciprocating swing 180 degree can be driven when oscillating cylinder 58 works.Energy can be distinguished
The A sides of pressing plate and B sides is enough set to be in secondary turnover panel 2, three times folding turnover 3,4 corresponding top of folding platform.
The work step of the present embodiment is described below in conjunction with the accompanying drawings：As shown in Figure 1, Figure 2, shown in Figure 10：Under original state, pressing plate
5 A sides are facing forward, and pressing plate 5 is above twice-folded turnover panel 2, and folding platform 4 lifts, when the machinery of conveying device
After one pile polybag is placed into the folded operative position of the present invention by hand, two handles 71 of polybag 7 are in two and carry respectively
On handspring folded plate 1, the aft section of polybag 7 is in three times on folding turnover 3 and folding platform 4, and folding platform 4 lifts height
Degree makes to be maintained on a horizontal plane between the rear portion and front portion of polybag 7.As shown in Figure 4, Figure 5：When folding work starts,
Cylinder 16 below handle turnover board 1 is opened cylinder rod and is stretched out, and promotes the swing of supporting rod 14 and driving push rod 12 is through turning over
Shell lug 11 makes 1 swing backward of handle turnover board, because there is the continuous of supporting rod 14 to swing the promotion side that can change push rod 12
To and angle so that handle turnover board 1 being capable of swing backward 180 degree.Turned down respectively in two handle turnover boards 1 and multiple successively
After position returns, two handles 71 of polybag 7 are folded into state as shown in figure 11.Afterwards, such as Fig. 8, Figure 12, Tu13Suo
Show：Motor 54 is opened, and driving leading screw 55, which rotates, makes pressing plate base 531, plate bracket 53 travel forward with dynamic pressure plate 5, makes pressing plate 5
B sides 502 position up and down correspond to polybag 7 twice-folded line 702.Afterwards, as shown in Figure 3：Cylinder 532 opens driving
Pressing plate base 531, plate bracket 53 are pushed together with pressing plate 5, the B sides 502 of pressing plate 5 is pressed in the position of twice-folded line 702, pressure
The forward position of polybag 7 has been pressed on twice-folded turnover panel 2 by the A sides 501 of plate, as shown in figure 12.Afterwards, twice-folded is turned over
Plate 2 and pressing plate 5 swing backward under the driving of its pendulous device respectively, by adjusting the pendulous device cylinder of twice-folded turnover panel
16 and adjustment pressing plate 5 oscillating cylinder 52 swing speed, make twice-folded turnover panel 2 swing speed be slightly faster than pressing plate swing gas
Cylinder 52.So the part of the A sides 501 of twice-folded turnover panel 2 and pressing plate 5 hold polybag 7 previous section it is folded back upon
It is folded, because having the clamping of twice-folded turnover panel 2 and pressing plate 5 so that two handles of foldable formed polybag are turning down
During be not easy to scatter with it is sagging；During the swing fold of twice-folded turnover panel 2 and pressing plate 5, the B sides 502 of pressing plate 5 are just
The position of twice-folded line 702 is pressed in, by the fold of the rotating down pressing and twice-folded turnover panel 2 of 5 side of pressing plate so that secondary
Fold line position generates folding line.Polybag is folded to folding turnover 3 three times and folding when twice-folded turnover panel 2 turns down 180 degree
After on folded platform 4, the minitype cylinder for being arranged on 2 bottom surface of twice-folded turnover panel is opened, and cylinder rod stretches out to form lever 20, lever 20
Polybag 7 is pushed down on folding turnover 3 through pressing plate resigning breach 50, as shown in figure 13.Afterwards, motor 54 is driven reverse pressure
Plate 5 is extracted out below twice-folded turnover panel 2 and in polybag, and then twice-folded turnover panel 2, which resets, returns；Then cylinder 532
Open driving pressing plate 5 to lift, then motor 54 rotates driving pressing plate 5 and moves the B side positions and the three of polybag 7 for making pressing plate again
Secondary 703 position of fold line is corresponding up and down, and then cylinder 532 discharges, and the broken line three times in polybag is pushed down in the B sides 502 of pressing plate 5
703 position, as shown in figure 14.Afterwards, folding platform 4 moves down a distance under the driving of cylinder 41, make folding platform 4 with
Three times certain drop is formed between folding turnover 3；Afterwards, three times folding turnover 3 under the driving of its oscillating cylinder 32 backward
180 degree is swung, the previous section of polybag is folded on folding platform 4, at this time the turnover panel resigning breach 30 on folding turnover
It is interlaced with the pressing plate resigning breach 50 on pressing plate 5, the both sides entity part of the turnover panel resigning breach 30 of folding turnover 3 three times
Resigning breach 50 of the polybag through pressing plate 5 is pushed down on folding platform 4, after motor 54 rotates driving pressing plate 5 again afterwards
Shifting makes the B sides 502 of pressing plate 5 be extracted out from foldable formed polybag, and folding turnover 3 turns round under the driving of oscillating cylinder three times
Reset.Foldable formed polybag is placed on folding platform 4, and folding process is completed.
Embodiment two, embodiment two and the difference of embodiment one are：First, secondary folding is arranged in embodiment one
Lever 20 on folded turnover panel 2 is changed to be installed on the compression bar 202 of the top of rack 6, pacifies on folding platform 4 is corresponding on methods, rack 6
Fill compression bar 301.The compression bar includes a kind of cylinder, can push down polybag in folding turnover after the cylinder rod stretching of cylinder
Or on folding platform, as shown in figure 15.Second, the part of the A sides 501 of pressing plate 5 is set in echelon, the shape with twice-folded turnover panel
State corresponds to substantially, and is also provided with pressing plate resigning breach 50 in the part of A sides 501.Third, the rear side of folding turnover 3 is cut with scissors three times
It is connected in rack, turnover panel pendulous device, the pendulous device and the handle described in embodiment one is installed on bottom and rack
The pendulous device of turnover board 1 is identical, as shown in Fig. 4 Fig. 5.Fourth, lever 10 is installed respectively on two handle turnover boards 1；
Resigning breach can be set on handle turnover board 1, compression bar 101 is set in the top of rack 6, such as Figure 15, Figure 16, Tu17Suo
Show.
The course of work of embodiment two is as follows：After polybag 7 being placed into the folding device of the present invention, 54 turns of motor
Dynamic driving leading screw 55, which rotates, makes pressing plate base 531, plate bracket 53 and pressing plate 5 travel forward, until making the A sides and two of pressing plate 5
Secondary folding turnover about 2 to it is corresponding when.Then, cylinder 532, which is opened, pushes pressing plate 5, and the previous section of polybag 7 is pushed down
On twice-folded turnover panel 2, afterwards, two handle turnover boards 1 are turned down to centre respectively, and two handles of polybag are folded to
On the A sides 501 of pressing plate 5.Afterwards, the lever 10 on handle turnover board 1 is opened, carrying polybag after lever 10 stretches out
Hand is pushed down on twice-folded turnover panel 2 through the resigning breach 50 on pressing plate A sides 501.Afterwards, pressing plate 5 is in pressing plate driving mechanism
Driving under between twice-folded turnover panel 2 and two handle turnover boards 1 in polybag in extract out.The follow-up folding of the present embodiment
Folded work and its step and embodiment one are essentially identical.Advantage of this embodiment is that：The template of the A sides of pressing plate 5 equivalent to one,
The form of the polybag folded out and template are basically identical, and folding specification is neat, and folding work is reliable and stable.Shortcoming is：
Pressing plate 5 needs front and rear and more back and forth movements once, influence folding rate up and down.For the folding work of polybag, as long as will
Polybag fold up be readily transported, store, sell can, and the neat degree folded has no effect on the matter of polybag
Amount and using effect.
In embodiment two, it is desirable to the A sides 501 of pressing plate 5 match with the shape of twice-folded turnover panel 2, but in embodiment
In one, the A sides 501 of pressing plate 5 can be rectangle, because there is the presence of handle turnover board 1 in its both sides, handle turnover board 1 is high
For twice-folded turnover panel 2.Being in the front pressuring plate 5 of the fold of twice-folded pressing plate 2 cannot be by the front portion of polybag 7 directly pressure
Stay on twice-folded turnover panel 2.But for the handle 71 folded, only when secondary turnover panel 2 be folded to it is close
Just easily scatter during erectility with it is sagging.In this case the height of pressing plate 5 can be made first to be higher than the height of handle turnover board 1
Degree, contacts, then the B of pressing plate with pressing plate 5 again when the height that twice-folded turnover panel 2 turns down is higher than the height of handle turnover board 1
Side 502 is further continued for pushing, this has no effect on the folding of the present invention.
Claims (6)
1. a kind of folding device of polybag, including：Rack, pressing plate driving mechanism, folding platform, elevating mechanism, its feature exist
In：Twice-folded turnover panel is additionally provided with the rack, the twice-folded turnover panel is respectively arranged on the left side and the right side handle turnover board,
Swing type pressing plate is additionally provided with the pressing plate driving mechanism；The twice-folded turnover panel is equipped with lever or compression bar, described
Swing type pressing plate include pressing plate, pendulous device, the pressing plate is equipped with pressing plate resigning breach, and the rear side of pressing plate rotates setting
On the plate bracket of the pressing plate driving mechanism, the pendulous device is located on plate bracket, the pendulous device and pressing plate
Connection.
A kind of 2. folding device of polybag according to claim 1, it is characterised in that：Set on the handle turnover board
There is lever or compression bar is set in rack.
A kind of 3. folding device of polybag according to claim 1, it is characterised in that：The bottom of the handle turnover board
Face is connected with turnover panel pendulous device, and the turnover panel pendulous device is mainly made of push rod, supporting rod, cylinder, the push rod
One end is connected to the bottom surface of turnover panel, and the other end of push rod is connected with one end of cylinder rod, supporting rod, the body and supporting rod of cylinder
The other end be connected in rack.
A kind of 4. folding device of polybag according to claim 1, it is characterised in that：In the twice-folded turnover panel
Folding turnover three times is additionally provided between the folding platform, the folding turnover three times includes turnover panel and turnover panel swings dress
Put, the turnover panel is equipped with resigning breach.
A kind of 5. folding device of polybag according to claim 1, it is characterised in that：Rear side of the pressing plate or so two
End sets one section of shaft respectively, and pressing plate is rotatably installed on plate bracket by shaft, pendulous device is installed on plate bracket, institute
The pendulous device stated includes a kind of oscillating cylinder.
A kind of 6. folding device of polybag according to claim 1, it is characterised in that：On the twice-folded turnover panel
Lever is equipped with the position of the pressing plate resigning breach correspondence of pressing plate, the lever includes a kind of minitype cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710492646.XA CN107914924A (en) | 2017-06-17 | 2017-06-17 | A kind of folding device of polybag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710492646.XA CN107914924A (en) | 2017-06-17 | 2017-06-17 | A kind of folding device of polybag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107914924A true CN107914924A (en) | 2018-04-17 |
Family
ID=61898650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710492646.XA Pending CN107914924A (en) | 2017-06-17 | 2017-06-17 | A kind of folding device of polybag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107914924A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697176A (en) * | 2019-09-30 | 2020-01-17 | 青岛华天伟业科技有限公司 | Finger folding device and glove packaging machine |
| CN111942688A (en) * | 2020-09-10 | 2020-11-17 | 马鞍山市丝诺达针织品有限公司 | Flattening device for packaging socks |
| CN112389717A (en) * | 2020-11-27 | 2021-02-23 | 杭州嘉裕信息科技有限公司 | Protective clothing equipment for packing |
| CN114537813A (en) * | 2022-04-26 | 2022-05-27 | 山东道恩周氏包装有限公司 | Extensive applicability's plastic bag folding device |
-
2017
- 2017-06-17 CN CN201710492646.XA patent/CN107914924A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697176A (en) * | 2019-09-30 | 2020-01-17 | 青岛华天伟业科技有限公司 | Finger folding device and glove packaging machine |
| CN111942688A (en) * | 2020-09-10 | 2020-11-17 | 马鞍山市丝诺达针织品有限公司 | Flattening device for packaging socks |
| CN111942688B (en) * | 2020-09-10 | 2022-03-15 | 马鞍山市丝诺达针织品有限公司 | Flattening device for packaging socks |
| CN112389717A (en) * | 2020-11-27 | 2021-02-23 | 杭州嘉裕信息科技有限公司 | Protective clothing equipment for packing |
| CN114537813A (en) * | 2022-04-26 | 2022-05-27 | 山东道恩周氏包装有限公司 | Extensive applicability's plastic bag folding device |
| CN114537813B (en) * | 2022-04-26 | 2022-07-08 | 山东道恩周氏包装有限公司 | Extensive applicability's plastic bag folding device |
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Application publication date: 20180417 |