CN103318698B - The handle folding device of two-wire plastic bag folding press - Google Patents
The handle folding device of two-wire plastic bag folding press Download PDFInfo
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- CN103318698B CN103318698B CN201310302174.9A CN201310302174A CN103318698B CN 103318698 B CN103318698 B CN 103318698B CN 201310302174 A CN201310302174 A CN 201310302174A CN 103318698 B CN103318698 B CN 103318698B
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Abstract
The invention discloses a kind of handle folding device of two-wire plastic bag folding press, be arranged on two-wire plastic bag folding press, can fold the handle position of two pile plastic bags of output on two-wire Bag Making Machine simultaneously.Present invention employs handle and fold push pedal linkage, under the condition not increasing driving cylinder, drive two groups of 4 handles to fold push pedal the handle positions of two pile plastic bags of Bag Making Machine output are folded simultaneously; Two staggered tail-hidden-type handles fold push pedal and can play the effect that two handles fold push pedal when pushing away folding, during retraction, its afterbody is all hidden in the driving surface side that another staggered tail-hidden-type handle folds push pedal, thus saved the horizontal space that handle folds push pedal to a great extent, can match when not changing existing two-wire bag machine width degree.Compact conformation of the present invention, cost-saving, operating maintenance is easy.
Description
Technical field
The present invention relates to a kind of processing unit (plant) of hand plastic bag.
Background technology
The handle folding device of two-wire plastic bag folding press, is arranged on two-wire plastic bag folding press, and the handle positions for put side by side the two pile plastic bags to output while of two-wire Bag Making Machine fold.Before, the hand plastic bag (i.e. convenient bag) made by Bag Making Machine, it folds and ties up operation all by manually having come.The applicant once application discloses that " full-automatic plastic bag folding strapper ", the patent No.: 201110081121; And " handle folding device of full-automatic plastic bag folding strapper " patent No.: 201120108392.Foregoing invention makes the folding of plastic bag substantially achieve automation.But the Bag Making Machine of processing plastic bag have single line machine and double wire machine point, plastic bag piled up by a single line machine once output one, and double wire machine once output two can pile up plastic bag simultaneously, puts about two pile sacks.Because the cross motion amplitude of Bag Making Machine is less, so the distance between left and right that two pile plastic bags are put is less.The foregoing invention of the applicant compares and adapts to single line Bag Making Machine, namely once only folding one piles up plastic bag.If increase by one group of corresponding part again to form two-wire folder on the basis of foregoing invention content, namely once folding left-right two piles up plastic bag simultaneously, and this is also feasible.If but on handle folding device, increase by two identical handles again fold push pedal, then increase by two cylinders to drive folding push pedal, also to increase the part of some necessity to form the handle folding device of two-wire plastic bag folding press.Because the horizontal straight-line motion amplitude of handle folding device is comparatively large, cause the too wide left and right width between centers namely between two groups of handle folding device driving surfaces of the transverse distance of plastic bag folding press too wide, can not with two-wire Bag Making Machine export put two to pile up sack corresponding.This not only needs the width strengthening folder, also must strengthen the width of two-wire Bag Making Machine, and fold the restriction of push pedal motion amplitude by handle, generally can not fold wider plastic bag.The Bag Making Machine widened, folder not only take a lot of work expense material, add manufacturing cost, and machine after widening is unstable, takies hall space large, and manufacture, transport, installation, maintenance, operation are all inconvenient.And the width of two-wire folder is directly by the impact of width of handle folding device, limit by the width of handle folding device.
Summary of the invention
Technical matters to be solved by this invention is that transverse distance is narrow for two-wire plastic bag folding press provides a kind of compact conformation, can adapt to the handle folding device of a kind of two-wire plastic bag folding press of two-wire Bag Making Machine transverse width.
For solving the problems of the technologies described above, technical scheme of the present invention is: the present invention is not merely the superposition cause Dan Ershuan by number of parts simply, but the linkage adopting handle to fold push pedal drives two groups of 4 folding push pedals, realize driving while two groups of 4 handles fold push pedal under the condition not increasing driving number of cylinders, save actuating device installing space; Fold at handle and push pedal linkage arranges four handles fold push pedal, every two folding push pedals are one group, and two groups symmetrical, push away folding to the handle position of two pile plastic bags simultaneously; For saving horizontal space, fold in push pedal at 4 handles, the middle adjacent staggered tail-hidden-type handle of two employings folds push pedal, two staggered tail-hidden-type handles fold push pedal and intersect respectively and be arranged on two line slideways, the function and efficacy that two handles fold push pedal is served when stretching out, the afterbody that the tail-hidden-type handle that interlocks during retraction folds push pedal is hidden in another staggered tail-hidden-type handle and folds side below push pedal, only takies the space that a handle folds push pedal; Described two line slideways are set in parallel on supporting plate trip shaft, and two groups of handles fold push pedal can overturn with trip shaft simultaneously.Make whole handle folding device compact conformation, transverse distance little, can match under the condition not changing two-wire Bag Making Machine transverse width.
Improve as the one on prior art basis, the handle folding device of described two-wire plastic bag folding press also comprises: frame, be located at two handle turnover supporting plates of the symmetrical distribution on supporting plate trip shaft, the handle that two groups of 4 afterbodys be located on pallet longitudinal movement device tray rack are provided with V-type upset mouth turns over pallet, is located at two groups of 4 handles that handle folds on depression bar turning device and folds depression bar and 4 depression bar reset attachments thereof; Be arranged on above frame and turn down supporting plate plastic bag pinch device corresponding up and down with handle, comprise two handle pressing plates, two plastic bag pressing plates; Also comprise on pallet longitudinal movement device, pallet longitudinal movement actuating device, handle and turn over pallet width control apparatus.The concrete structure relation of said apparatus, installation site, mode of motion and groundwork are open, the patent No.: 201120108392, belong to prior art, can understand after the those of ordinary skill of the sector reads this specification sheets and accompanying drawing thereof, not repeat them here.
Technical scheme as improving: two line slideways are set on the bracket of handle folding device, every bar line slideway is respectively equipped with two slide masses, connected by connecting rod between two slide masses, one of them slide mass is connected with cylinder again, drives two slide masses to do reciprocating linear motion by a cylinder.Every bar line slideway is installed above one of them slide mass a handle and folds push pedal, another slide mass is installed a staggered tail-hidden-type handle and fold push pedal, two parallel correspondences of line slideway, are arranged on bracket.
As preferred technical scheme, described bracket is arranged on supporting plate trip shaft, and supporting plate trip shaft rotates and is arranged in frame; After installing, each handle folds push pedal and the staggered tail-hidden-type handle above another line slideway to fold push pedal corresponding, form one and push away folding unit, two push away the symmetrical distribution of folding unit, two push away folding unit and turn down with a supporting plate trip shaft, can fold the handle position of two pile plastic bags simultaneously.
As preferred technical scheme, described staggered tail-hidden-type handle folds push pedal, similar " Z " character form structure from the side, it is almost consistent that height and width and the handle of prior art of its active face portion fold push pedal, the afterbody that staggered tail-hidden-type handle folds push pedal is referred to as in the part be fixedly connected with slide mass, staggered tail-hidden-type handle folds the afterbody of push pedal lower than driving surface, and its upper surface is also more lower slightly than the lower surface of driving surface; From upper plane, staggered tail-hidden-type handle folds the afterbody of push pedal and neck is all less than 1/2nd of face width, staggered tail-hidden-type handle folds the neck of push pedal and afterbody aligns substantially with the side of its driving surface, opposite side is formed and to step down breach, be convenient to afterbody that another the staggered tail-hidden-type handle be on another line slideway folds push pedal thence through.Two staggered tail-hidden-type handles fold push pedal and are located on two guide rails respectively, i.e. it is adjacent that installation one on every bar line slideway, an and staggered tail-hidden-type handle on an other guide rail folds push pedal left and right, and intersect and install, linear movement direction is contrary.When adjacent two staggered tail-hidden-type handles fold push pedal stretch out to both sides simultaneously time, two handles together with guide rail two ends fold push pedal and form two and push away folding unit, can push away folding folding to the handle position of two pile plastic bags simultaneously; Complete latter two staggered tail-hidden-type handle and fold when pushing away folding work the centre that push pedal is all retracted into line slideway; After retraction, the afterbody that each staggered tail-hidden-type folds push pedal is hidden in the side-lower that another staggered tail-hidden-type folds push pedal active face portion, and the afterbody that now two staggered tail-hidden-type handles fold push pedal takies horizontal space hardly.
The invention has the advantages that: because have employed handle to fold push pedal linkage and staggered tail-hidden-type handle folds push pedal, shorten the horizontal space of plastic folded machine and handle folding device thereof to a great extent, under the condition of the width and structure that do not change existing two-wire Bag Making Machine, the handle of two-wire Bag Making Machine to plastic bag can be adapted to and fold.Although the present invention is only the compact conformation making plastic bag handle folding device, this not only relates to the overall width of two-wire plastic bag folding press, also relates to the overall width of two-wire Bag Making Machine.Make a whole set of plastic bag production facilities compact conformation, to take plant area little, save manufacturing cost, operating maintenance is convenient.
Accompanying drawing illustrates:
Fig. 1 is the structure principle chart of the embodiment of the present invention;
Fig. 2 is the lateral plan of the structural principle of the embodiment of the present invention;
Fig. 3 is the inner structure schematic diagram that handle folds push pedal linkage;
Fig. 4 is the view that staggered tail-hidden-type handle folds when push pedal is retracted;
Fig. 5 is the structural form schematic diagram that two staggered tail-hidden-type handles fold push pedal;
Fig. 6 is the structural form lateral plan that two staggered tail-hidden-type handles fold push pedal;
Fig. 7 is the handle folding device integral structure principle schematic of two-wire folder;
Fig. 8, Fig. 9, Figure 10, Figure 11 are the workflow diagrams of the embodiment of the present invention;
Figure 12 is structure and the fold line distribution schematic diagram of plastic bag;
Figure 13 is the mode of appearance schematic diagram of plastic bag after once folding.
In figure: 1--frame; 2--trip shaft actuating device; 10--pallet longitudinal movement device drives cylinder; 11--depression bar overturning drive device; 12--pallet longitudinal movement device tray rack; 13--handle turns over pallet; 14--handle folds depression bar; 15--castellated shaft; 16--depression bar reset attachment; 17--spline housing; 18--depression bar seat; 19--width adjustment leading screw; 20--handle turnover supporting plate; 23--slide mass; 24--line slideway; 25--cylinder; 26--connecting rod; 27--bracket; 28--supporting plate trip shaft; 21--handle folds push pedal; The 22--tail-hidden-type handle that interlocks folds push pedal; The 221--tail-hidden-type handle that interlocks folds the active face portion of push pedal; 222--tail 223--that tail-hidden-type handle the folds push pedal tail-hidden-type handle that interlocks that interlocks folds the neck of push pedal; 3--plastic bag; The handle of 31--plastic bag; 32--plastic bag--secondary fold line; The twice-folded line of 33--plastic bag; 41--handle pressing plate be fixed a little; Being fixed a little of 42--plastic bag pressing plate.
Detailed description of the invention
Below in conjunction with accompanying drawing, set forth the present invention further.As shown in Figure 6, the handle folding device of two-wire plastic bag folding press, comprises frame 1, frame 1 is rotated and installs supporting plate trip shaft 28, and one end of supporting plate trip shaft 28 connects trip shaft actuating device 2; Installation bracket 27 on supporting plate trip shaft 2, parallel installation two line slideways 24 on bracket 27; Every bar guide rail is installed respectively two slide masses, 23, two slide masses 23 to be connected by connecting rod 26, one of them slide mass 23 connects cylinder 25, and the afterbody of cylinder 25 is arranged on bracket 27; In two slide masses 23 on every bar line slideway, a slide mass 23 is installed a handle and fold push pedal 21, another slide mass 23 is installed a staggered tail-hidden-type handle and fold push pedal 22.Two the staggered tail-hidden-type handles be on two line slideways fold push pedal 22, and when intersection installation, work, sense of motion is contrary; The handle be on straight line guide rail folds push pedal 21 and the staggered tail-hidden-type handle be in above another track and folds push pedal 22 and form one and push away folding combination, totally two groups, two groups of symmetrical distributions, can push away folding to the handle 31 of two pile plastic bags respectively simultaneously.
Staggered tail-hidden-type handle folds push pedal 22 and is similar to zigzag structure from the side, is made up of driving surface 221, afterbody 222, neck 223.It is basically identical that the width of its driving surface 221 and height and handle fold push pedal 21, the width of its neck 223 and afterbody 222 is all less than 1/2nd of driving surface 221 width, its neck 223 and afterbody 222 align with the side of driving surface 221, and the upper surface of afterbody 222 is lower than the lower surface of driving surface 221.The afterbody 222 of push pedal is folded and neck 223 is less than 1/2nd than the width of driving surface 221 because of staggered tail-hidden-type handle, so form in the inner side that opposite side i.e. two line slideways are corresponding breach of stepping down, be convenient to another the staggered tail-hidden-type handle be on another line slideway fold the afterbody of push pedal and neck thence through.Staggered tail-hidden-type handle folds push pedal 22 when retracting, its afterbody 222 is hidden in the side below driving surface 221 that another staggered tail-hidden-type handle folds push pedal, and side that staggered tail-hidden-type handle be covered with too on another line slideway 24 of its driving surface 221 folds the afterbody 221 (as shown in Figure 4) of push pedal.
The handle be in above straight line guide rail 24 folds push pedal 21 and the staggered tail-hidden-type handle above another line slideway, and to fold push pedal 22 corresponding, and be staggered installation of, linear movement direction is contrary, forms a handle Fold-Combined.Relative between two, form two the handle folding units in left and right.According to the width between centers of two pile plastic bags of two-wire Bag Making Machine output, make two handle folding units corresponding with the width between centers that two of two-wire Bag Making Machine output piles up plastic bag by adjusting each connecting rod 26, and make the symmetrical distribution of the width between centers of two groups of handle folding units.
Fold push pedal 21 at each handle to fold below between push pedal 22 with corresponding staggered tail-hidden-type handle, the handle that arranges respectively above of line slideway 24 turns down supporting plate 20, and the side elastic hinge joint of handle turnover supporting plate 20 is in the side of bracket 27; Bracket 27 is exactly several L-type skeletons, for connecting two line slideways 24 and supporting plate trip shaft 28, connects handle turnover supporting plate 20; Frame 1 is slided a pallet longitudinal movement device tray rack 12 is set, longitudinal movement device tray rack 12 is laterally provided with on 4 handles and turns over pallet 13; Pallet longitudinal movement device bracket 12 connects driving by the cylinder 10 be arranged in frame 1.
Parallel installation width adjusting leading screw 19, castellated shaft 15 on pallet longitudinal movement device tray rack 12, in one end of castellated shaft 15, depression bar overturning drive device 11 is installed, castellated shaft 15 is slidably installed 4 spline housings 17, one end of each spline housing 17 installs depression bar seat 18 respectively, the front end of depression bar seat 18 is rotated respectively and is installed folding depression bar 14, arranges 4 handles altogether and folds depression bar 14; Between 4 folding depression bars and depression bar seat, depression bar reset attachment 16 is set respectively; Width adjusting leading screw 19 is provided with 4 sections of screw threads, and positive and negative silk is corresponding, and two groups symmetrical; Every section of silking of width adjusting leading screw 19 is provided with nut, and nut is linked by shift fork and spline housing 17; The width of plastic bag is adapted to by rotational lead screw 19; Above frame, also be provided with plastic bag pinch device, press down in extraction for folding depression bar 14 at handle, plastic bag pressing plate be fixed a little 42 and the handle pressing plate position that is fixed a little 41 tail end at plastic bag 3 and handle position thereof is pressed abd fixed on turnover supporting plate 20, in case displacement and take out unrest.(oneself is open for above-mentioned technology contents, the patent No.: 201120108392, and those of ordinary skill in the art, without the need to creative work, can implement by reading this specification sheets, and accompanying drawing slightly).Specific works process is as follows:
Under initial condition, 4 be provided with V-type upset mouth handle on turn over pallet 13 be in handle turnover supporting plate 20 top two side position, as shown in Figure 7.When feedway by output on Bag Making Machine and through cut into have handle state two pile plastic bags 3 keep flat predetermined control position after return; Now 4 handles 31 of two pile plastic bags ride over the V-type turnover mouth position of 4 handles turning over pallet 13 respectively, now castellated shaft 15 turns over turnback under the driving of depression bar overturning drive device 11, make 4 handles fold depression bar 14 swings on 180 degree of positions being pressed in a fold line 32 of plastic bag respectively simultaneously, the aft section adjacent with fold line 32 is in two handles respectively and turns down on supporting plate 20, as shown in Figure 8; Now, two cylinders 25 inflate work simultaneously, and the cylinder 25 on every bar line slide rail 24 drives slide mass 23, connecting rod 26, handle to fold push pedal 21, staggered tail-hidden-type folds push pedal 22 linearly guide rail 24 moving linearly.The installation direction that cylinder 25 above cause two line slideways, handle fold push pedal 21, staggered tail-hidden-type handle folds push pedal 22 is contrary, form the folding unit of two groups of symmetries, folding depression bar 14 is that "eight" shape and a fold line 32 match under the effect of reset attachment 16, is pressed in respectively on a fold line 32 at handle position.Two groups of 4 handles fold the V-type of depression bar 14 and 4 handles turning over pallet 13 and overturn mouth combined action, 4 handles 31 of two pile plastic bags tilt, now handle folds push pedal 21 and staggered tail-hidden-type handle folds push pedal 22 respectively from the both sides of plastic bag 3, handle turns over pallet 13 and handle turn down supporting plate 20 upper and lower between space push away folding to centre simultaneously, the handle position 31 of plastic bag is folded into state as shown in figure 12.Afterwards, plastic bag pinch device presses down, plastic bag pressing plate be fixed a little 42 and handle be fixed a little 41 two positions and respectively the afterbody pressure of position adjacent with handle position for plastic bag 3 and plastic bag handle 31 pushed down, be fixed on handle turnover supporting plate 20; Afterwards, pallet longitudinal movement device tray rack 12 moves backward along sliding into of frame 1 under the driving driving cylinder 10, thus make that 4 handles turn over pallet 13, handle folds depression bar 14 and moves backward, now handle folds depression bar 14 and is in free state, keep certain degree of freedom, self adaptation can extract angle and extract out from foldable formed plastic bag handle, first time is folding to be terminated.In withdrawal process because have plastic bag pinch device plastic bag pressing plate be fixed a little 42 and a little 41 two positions that are fixed of handle pressing plate be fixed, handle folds depression bar 14 can not be taken out unrest in withdrawal process, also can not be shifted.
Fold push pedal 21 at handle, staggered tail-hidden-type handle folds push pedal 22 and continue under maintenance stretches out state, trip shaft actuating device 2 drives trip shaft 28 to turn over turnback, and handle is turned down, and supporting plate 20 and handle fold push pedal 21, staggered tail-hidden-type handle folds and to hold the rear side that the handle section through once folding in type plastic bag is folded to trip shaft 28 by twice-folded line 33 position of plastic bag along plastic bag together with push pedal 22; Afterwards, handle folds push pedal 21 and staggered tail-hidden-type handle and folds push pedal 22 and retract to both sides under the driving of cylinder 25 and the interlock of connecting rod 26; Afterwards, trip shaft 28 turns round reset under the driving of trip shaft actuating device 2, and now two pile plastic bags 3 are lain in the rear side of trip shaft 28 after twice folding, and the folding work program at two pile plastic bag handle positions completes.
Two after retraction staggered tail-hidden-type handles fold push pedal 22, its afterbody 222 another staggered tail-hidden-type handle be all hidden on another line slideway folds the side (as shown in Figure 4) of the driving surface 221 of push pedal, do not affect turnover, also do not take horizontal space.
Claims (2)
1. the handle folding device of two-wire plastic bag folding press, comprises frame, handle turnover supporting plate, supporting plate turning device, handle turns over pallet, handle folds depression bar, handle folds depression bar turning device, depression bar reset attachment, pallet longitudinal movement device, plastic bag pinch device, it is characterized in that: described frame is also provided with staggered tail-hidden-type handle and folds push pedal and handle folds push pedal linkage, described staggered tail-hidden-type handle folds push pedal (22) and is similar to zigzag structure, is made up of driving surface (221), afterbody (222), neck (223), described handle folds push pedal linkage and is made up of two line slideways (24), cylinder (25), connecting rod (26), bracket (27), supporting plate trip shaft (28), every bar line slideway (24) is respectively equipped with two slide masses, one of them slide mass is installed a handle and fold push pedal (21), another slide mass is installed a staggered tail-hidden-type handle and fold push pedal (22), the staggered tail-hidden-type handle be located at respectively on line slideway folds push pedal (22) and the handle be located on another line slideway, and to fold push pedal (21) corresponding, intersect and install, handle folds push pedal (21) and folds push pedal (22) with staggered tail-hidden-type handle and be connected connecting rod (26), cylinder (25), article two, line slideway (24) is parallel is located on bracket (27), bracket (27) is located on supporting plate trip shaft (28).
2. the handle folding device of two-wire plastic bag folding press according to claim 1, it is characterized in that: described staggered tail-hidden-type handle folds push pedal (22), be made up of driving surface (221), afterbody (222), neck (223), the width of afterbody (222) and neck (223) is all less than 1/2nd of driving surface (221) width, the upper surface of afterbody (222) is lower than the lower surface of driving surface (221), aligns with the side of driving surface (221) in the side of afterbody (222), neck (223).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310302174.9A CN103318698B (en) | 2013-07-19 | 2013-07-19 | The handle folding device of two-wire plastic bag folding press |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310302174.9A CN103318698B (en) | 2013-07-19 | 2013-07-19 | The handle folding device of two-wire plastic bag folding press |
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| CN103318698A CN103318698A (en) | 2013-09-25 |
| CN103318698B true CN103318698B (en) | 2015-09-09 |
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| CN109264120A (en) * | 2018-09-26 | 2019-01-25 | 王秀来 | A kind of stem folding device of polybag |
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| CN115610783A (en) * | 2022-11-07 | 2023-01-17 | 南昌恒硕机械设备有限公司 | One-piece surgical gown folding device |
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| US4840609A (en) * | 1987-08-25 | 1989-06-20 | Glopak Inc. | Bag folding machine |
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