CN100467349C - Method and apparatus for wrapping elongated object - Google Patents

Method and apparatus for wrapping elongated object Download PDF

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Publication number
CN100467349C
CN100467349C CNB2004800056463A CN200480005646A CN100467349C CN 100467349 C CN100467349 C CN 100467349C CN B2004800056463 A CNB2004800056463 A CN B2004800056463A CN 200480005646 A CN200480005646 A CN 200480005646A CN 100467349 C CN100467349 C CN 100467349C
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China
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mentioned
hopper
sack
wrapping machine
packaging bag
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Expired - Fee Related
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CNB2004800056463A
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Chinese (zh)
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CN1756698A (en
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山本浩平
山本正和
内田幸宏
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Fukuoka Marumoto Co Ltd
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Fukuoka Marumoto Co Ltd
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Publication of CN1756698A publication Critical patent/CN1756698A/en
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Abstract

A method and apparatus for wrapping an elongated object comprise a hopper introduction mechanism having a hopper one end of which is inserted in a bag mouth when an object to be wrapped is loaded in the hopper and that guides the object to be wrapped to a wrapping bag, an operation mechanism having an operation lever for vertically moving the hopper, and a bag mouth-opening mechanism for opening, in coordination with the operation of the operation lever, the bag mouth of the wrapping bag installed on a support body. The hopper is lifted by moving the operation lever to one direction, and in coordination with this, the bag mouth of the wrapping bag is opened by the bag mouth-opening mechanism. After that the operation lever is moved to the opposite direction, so that the hopper is lowered to cause the head portion of the hopper to be inserted in the bag mouth and the object to be wrapped is loaded from the other end of the hopper. The construction described above enables that, with a simple structure and simple operation, a flexible bag mouth is extremely easily opened and an object to be wrapped is reliably inserted into a wrapping bag.

Description

The elongated object wrapping machine
Technical field
The present invention relates to the elongated object wrapping machine, more particularly, in particular, the present invention relates to following elongated object wrapping machine, it can be by shirtsleeve operation, the rectangular vegetables that will be difficult for packing are packed in the soft packaging bag such as the packaging bag of plastics system as asparagus, shallot, burdock or Chinese yam etc.
Background technology
The local greengrocery of selling such as in the supermarket, such as, in the packaging bag of the transparent plastic material systems of packing into such as eggplant, cucumber, asparagus, shallot, burdock, Chinese yam, be given on the commodity shelf etc.The pack operation of these vegetables is from producer's consolidating the load, carries out in the process to shipment to the supermarket etc., almost undertaken by handwork.In these pack operations, particularly for rectangular vegetables, such as, the pack of asparagus, shallot, burdock, Chinese yam etc., plastic softness and transparent is adopted in packaging bag, the thing of strip, thus, most cases is, the sack of packaging bag open difficulty, in addition, even put into rectangular vegetables from this sack, rectangular vegetables also can be involved at the pars intermedia of sack, and can't successfully put into to the bottom, more labour and the time of pack operation cost of these rectangular vegetables.
In order to alleviate the trouble in such pack operation, up till now, people propose multiple wrapping machine and packaging bag.
As wrapping machine, as flat 11-No. 189216 documents (the 2nd page of the reference of TOHKEMY, Fig. 2) described, people know following wrapping machine, in this wrapping machine, in the bearing support that roughly is chute-like that is obliquely installed, be provided for admitting the receiving bag of article according to many overlapping modes, and in bearing support, the opening operating mechanism of the insertion mouth of opening this receiving bag successively is set, and this opening operating mechanism is made of open plate and rotary manipulation bar, and this open plate enters the insertion mouth inside of receiving bag, open and insert mouth, this rotary manipulation bar makes this open plate rotation.
In addition, as real fair 2-No. 34166 documents (scope that registration is asked with reference to the JP utility model of JP, Fig. 1) described, people know following wrapping machine, wherein, and at the peristome of packaging bag, be provided with the guide cylinder that the importing of products to be packaged is led, when dropping into products to be packaged, the front end of guide cylinder is narrowed down, be inserted into the peristome of packaging bag, after insertion, the front end of guide cylinder is extended, in addition, as 2000-No. 177711 documents of TOHKEMY (with reference to the 3rd page of left hurdle of the document, Fig. 5) such, people know also to have in liftable mode tubular toughness hopper are set that this hopper can arbitrarily be flats, even the opening shape.
In addition, as described in flat 5-No. 85551 documents (with reference to the 2nd page of right hurdle of the document, Fig. 2) of TOHKEMY, packaging bag as the elongated object of packing burdock etc., people know following packaging bag, as peristome top position in packaging bag with peristome of putting into packaged product, is formed with and is used for packaging bag is supported on the portion that is supported on the external device (ED), and form can be by this packaging bag of tractive, with packaging bag from the portion that draws back that supporting member draws back.
Summary of the invention
But, flat 11-No. 189216 described wrapping machine of document of above-mentioned TOHKEMY necessarily require the opening operating mechanism of special construction, by this opening operating mechanism, open successively and admit the insertion mouth be arranged at the receiving bag in the bearing support, from opened insertion mouth, with the article receiving bag inside of packing into, because must be when opening sealing at every turn, open plate is inserted the inside of receiving bag, conflict with the inwall of receiving bag, make the danger of receiving bag breakage so have open plate.In addition, must be from inserting mouthful, article are pressed into the inside of receiving bag, be difficult to pack efficiently operation.
In addition, in the wrapping machine of real fair 2-No. 34166 documents of JP and the disclosed employing hopper of 2000-No. 177711 documents of TOHKEMY, any hopper all is the insertion mouth that tip-shape mode is inserted receiving bag according to its bottom, after inserting, this bottom is extended, and thus, the bottom of hopper is a special construction, and necessarily require the extension mechanism of machinery, the complex structure of hopper.
In addition, for flat 5-No. 85551 described packaging bags of TOHKEMY, not with holding bag, but with a hand, peristome is kept the state that enlarges, and use the another hand, products to be packaged are packed in the packaging bag, still, because must be with a hand, peristome is remained on open mode, so the opening operation of peristome is cumbersome.
The present invention is conceived to eliminate the problem that these prior arts have, promptly, the 1st purpose of the present invention is to provide a kind of elongated object wrapping machine, this elongated object wrapping machine is by making the opening of sack, hopper carries out with linkage manner to the insertion of this opening, in the soft packaging bag of simply rectangular products to be packaged being packed into.
It is a kind of based on the elongated object wrapping machine on the 1st purpose that the 2nd purpose of the present invention is to provide, and this elongated object wrapping machine can change the insertion length of hopper to packaging bag, can select packaging bag corresponding to the length of rectangular products to be packaged.
Elongated object wrapping machine of the present invention comprises the sack shedding mechanism, and this sack shedding mechanism and packaging bag are bonding, and sack is opened; Hopper introducing mechanism, this hopper introducing mechanism have the hopper that is inserted through in the sack that above-mentioned sack shedding mechanism opens; Operating mechanism with control lever, this control lever and above-mentioned sack shedding mechanism and hopper introducing mechanism link, make above-mentioned hopper up-and-down movement, by the aforesaid operations bar is moved along a direction, above-mentioned hopper is risen, follow the rising of this hopper to move, by above-mentioned shedding mechanism, the sack of packaging bag is opened, then, the aforesaid operations bar is moved in opposite directions, above-mentioned hopper is descended, the leading section of this hopper is inserted the inside of sack, the elongated object wrapping machine that should be dropped into products to be packaged by the other end opening of above-mentioned hopper is characterised in that, above-mentioned sack shedding mechanism comprises roller bearing spare and bond, and the length of this roller bearing spare and the transverse width of packaging bag are basic identical, and this bond is installed on this roller bearing spare, this roller bearing spare rotatably is fixed in the leading section of the throw rod of with the operations linkage of aforesaid operations bar, when above-mentioned hopper rose, above-mentioned bond sticked on the appearance lining of the packaging bag that hangs on the above-mentioned supporting member, and sack is opened.
According to the present invention, can be along a direction, such as, pressing operation bar downwards rises hopper, by with the shedding mechanism of this control lever and hopper interlock, the sack that opens the package, then, in opposite direction, as control lever is lifted on upward, and hopper is descended, its leading section is inserted in the sack,, drop into products to be packaged from the other end of hopper.So, owing to sack in packaging bag, under the state of the leading section of insertion hopper, from the other end input products to be packaged of hopper, therefore can be accurate, in the rectangular packaging bag of successfully rectangular products to be packaged being packed into.In addition, even the thing of flexibility is used in packaging bag, also can sack must be opened easily, and can not damage bag.
In addition, elongated object wrapping machine of the present invention is characterised in that above-mentioned sack shedding mechanism, and hopper introducing mechanism and operating mechanism are by pillar supporting, and above-mentioned pillar passes through base support, in addition, above-mentioned pillar is connected with said base according to the mode that can carry out height adjustment.
According to the present invention, above-mentioned each mechanism is by pillar supporting, and this pillar is by base support, in addition, above-mentioned pillar and pedestal are installed according to the mode that can carry out height adjustment, thus, corresponding to the situation of carrying out operation, regulate height, at the most suitable height that carries out operation, carry out package handling, like this, ease of use further improves.
In addition, elongated object wrapping machine of the present invention is characterised in that above-mentioned hopper introducing mechanism comprises hopper and pinching mechanism, this hopper is formed by tubular spare and a plurality of banded shred, this tubular spare has the diameter that can drop into the products to be packaged size and the length of regulation, these a plurality of banded shreds are from above-mentioned tubular spare, extend downwards, this pinching mechanism is when above-mentioned sack inserts, with the pinching of above-mentioned hopper leading section.
According to the present invention,, therefore can accurately and easily carry out the insertion of sack because when inserting sack, the leading section of hopper narrows to form tip-shape.In addition, because the leading section of hopper forms by a plurality of rectangular banded shred that extends from tubular spare, so when the input products to be packaged, the interior air of packaging bag discharges between the above-mentioned banded shred, drops into products to be packaged easily.
Also have, elongated object wrapping machine of the present invention is characterised in that above-mentioned pinching mechanism comprises closed loop and regulates parts, the periphery of this closed loop and above-mentioned hopper is chimeric, follow the up-and-down movement of above-mentioned hopper, its vary in diameter, these adjusting parts are regulated the size of this closed loop, when above-mentioned hopper descends, by above-mentioned adjusting parts, dwindle the diameter of above-mentioned closed loop, the leading section of the above-mentioned banded shred of pinching.
According to the present invention, can pass through simple parts, form pinching mechanism, the leading section of the banded shred of pinching successfully.
Have again, elongated object wrapping machine of the present invention is characterised in that above-mentioned pinching mechanism comprises ring-shaped article and control mechanism, this ring-shaped article leads to the up-and-down movement of above-mentioned hopper, with a plurality of banded shred pinchings, this control mechanism is controlled the supporting angle of above-mentioned ring-shaped article, corresponding to the up-and-down movement of above-mentioned hopper, by above-mentioned control mechanism, change the supporting angle of above-mentioned ring-shaped article, the leading section pinching of above-mentioned banded shred is become tip-shape.
According to the present invention, owing to can pass through crash-resistant material, such as, plastics, or metal formation ring-shaped article so endurance ability increases, need not to carry out the replacing of corresponding frequency of utilization.In addition, because ring-shaped article has specified height, so can successfully carry out the guiding of hopper.
In addition, elongated object wrapping machine of the present invention is characterised in that above-mentioned pinching mechanism comprises non-annularity spare and control mechanism, this non-annularity spare leads to the up-and-down movement of above-mentioned hopper, with a plurality of banded shred pinchings, this control mechanism is controlled the supporting angle of above-mentioned non-annularity spare, corresponding to the up-and-down movement of above-mentioned hopper, by above-mentioned control mechanism, change the supporting angle of above-mentioned non-annularity spare, the leading section pinching of above-mentioned banded shred is become tip-shape.
According to the present invention, owing to can pass through crash-resistant material, such as, plastics, or metal formation non-annularity spare, so endurance ability increase need not to carry out the replacing of corresponding frequency of utilization.In addition, because non-annularity spare is for being installed on the support, the structure of support for swinging along with the up-and-down movement of control lever, thus can pass through support, in along with the hopper up-and-down movement, effectively with the leading section pinching of hopper.
In addition, elongated object wrapping machine of the present invention is characterised in that the pinching sheet of above-mentioned non-annularity spare for being in the shape of the letter V substantially, in addition, in above-mentioned hopper introducing mechanism, be provided with guiding parts according to the mode substantially parallel with above-mentioned hopper, the operation of the up-and-down movement by the aforesaid operations bar, above-mentioned guiding parts leads to above-mentioned hopper, this hopper up-and-down movement.
According to the present invention, by guiding parts, the hopper supporting arm can not shaken, and the up-and-down movement of hopper is stable, and the insertion in packaging bag becomes accurate.
Also have, elongated object wrapping machine of the present invention is characterised in that above-mentioned hopper according to when descending, and the mode of the packaging bag of the bottom of approaching this hopper of suspension tilts, and is fixed on the hopper supporting arm.
According to the present invention, hopper is positioned near the packaging bag of suspension, inserts sack easily.
Have, elongated object wrapping machine of the present invention is characterised in that on above-mentioned guiding parts, is provided with regulating mechanism again, and this regulating mechanism is regulated the distance of the up-and-down movement of above-mentioned hopper.
According to the present invention, can pass through regulating mechanism, carry out the adjusting of the length that hopper inserts to packaging bag, and with the selection of the corresponding packaging bag of products to be packaged.
In addition, elongated object wrapping machine of the present invention is characterised in that above-mentioned roller bearing spare is fixed on the throw rod in the mode that can freely load and unload.
According to the present invention, because roller bearing spare is fixed on the throw rod in the mode that can freely load and unload, so when the bonding force reduction of lining cement, can change into newly simply, also be replaced by the roller bearing spare of different size easily.
Also have, elongated object wrapping machine of the present invention is characterised in that above-mentioned bond forms by the lining cement that can re-use.
According to the present invention, can pass through to use reusable lining cement, such as, PVA (polyvinyl alcohol), when reducing bonding force, water cleans bonding plane, thus, bonding force is recovered, can repeated usage.
Have, elongated object wrapping machine of the present invention is characterised in that above-mentioned packaging bag is installed on the supporting member by the holding element that can freely load and unload again.
According to the present invention, in packaging bag uses up, in advance packaging bag is hung on another holding element, by changing this holding element, can replenish packaging bag simply, the operating efficiency of pack improves.
In addition, elongated object wrapping machine of the present invention is characterised in that above-mentioned packaging bag makes by having flexible material.
According to the present invention,,, in addition, can not damage products to be packaged so, drop into products to be packaged easily from hopper because packaging bag has flexibility.
Description of drawings:
Fig. 1 is the stereoscopic figure of the 1st embodiment of expression wrapping machine of the present invention;
Fig. 2 is the angle of the wrapping machine of Fig. 1 and the stereoscopic figure that watches for a change;
Fig. 3 is the action specification figure of Fig. 1,2 wrapping machine;
Fig. 4 is the part action specification figure of the wrapping machine of Fig. 1;
Fig. 5 is the scheme drawing of an embodiment of pinching mechanism;
Fig. 6 is an embodiment of maintenance tool of the present invention, and Fig. 6 (A) is for keeping the block diagram of tool; Fig. 6 (B) is the block diagram of packaging bag;
Fig. 7 is the block diagram of another embodiment of expression maintenance tool of the present invention;
Fig. 8 is the stereoscopic figure of the 2nd embodiment of expression maintenance tool of the present invention;
Fig. 9 is the action specification figure of Fig. 8;
Figure 10 is the stereoscopic figure of the 3rd embodiment of expression wrapping machine of the present invention;
Figure 11 is the lateral plan of the wrapping machine of the 3rd embodiment shown in Figure 10;
Figure 12 is the action specification figure of the wrapping machine of Figure 10;
The amplification stereogram of Figure 13 for the hopper guide is represented with pinching mechanism;
Figure 14 represents another pinching mechanism, and it is the block diagram of the state of insertion hopper;
Figure 15 for explanation corresponding to the up-and-down movement of hopper, the action specification figure of the state that ring bodies rotates by spring installation;
Figure 16 represents an also pinching mechanism, and it is the block diagram of the state of insertion hopper;
Figure 17 is the up-and-down movement of explanation corresponding to hopper, the action specification figure of the state of non-annularity spare rotation;
Figure 18 is the block diagram that chute is installed on the pedestal of wrapping machine of the present invention;
Figure 19 is the block diagram of the main portion of the regulating mechanism of the height of the pillar arbitrarily in the wrapping machine of expression the 1st～the 3rd embodiment of the present invention;
Figure 20 represents the another embodiment of pinching of the present invention mechanism, and it is the local figure that schematically illustrates for cutaway view;
Figure 21 is the block diagram of the main portion of the embodiment that is more preferably of expression sack shedding mechanism of the present invention.
The specific embodiment
With reference to the accompanying drawings, the preferred embodiments of the present invention are described.In addition, the invention is not restricted to the form that accompanying drawing is put down in writing, in the scope of invention that can put down in writing, realize various changes in the scope of claim, these change natures are also contained in the scope of the present invention.
Fig. 1 is the stereoscopic figure of the 1st embodiment of expression wrapping machine of the present invention, and Fig. 2 for a change angle observes the block diagram of the wrapping machine of Fig. 1, and Fig. 3 is the action specification figure of Fig. 1,2 wrapping machine, and Fig. 4 is part action specification figure.
This elongated object wrapping machine (being called " wrapping machine " below) 10 is made of the hopper introducing mechanism 20 with hopper 23, operating mechanism 30 and sack shedding mechanism 60, when dropping into products to be packaged, one end of this hopper introducing mechanism 20 inserts sack, these products to be packaged are guided to packaging bag, this operating mechanism 30 has control lever 36, so that hopper 23 up-and-down movements, the operations linkage of this sack shedding mechanism 60 and this control lever 36 makes the sack opening of the packaging bag that is installed on the supporting member.
Aforesaid operations mechanism 30, it moves up and down hopper 23, and make with the rising of this hopper 23 and move sack shedding mechanism 60 work that link, the thing that the sack of packaging bag is opened, therefore it is made of pedestal 31, lifting mechanism 33 and pair of posts 32a, 32b etc., this pedestal 31 can be positioned on the ground, operation post of pack operation field etc., and this lifting mechanism 33 is arranged on this pedestal 31, and this is arranged on the pedestal 31 pillar 32a, 32b.
Pedestal 31 is formed by the discoid pieces of given size, so that can stable status be positioned on pack operation field, the operation post etc., on this pedestal 31, be provided with lifting mechanism 33, in addition, on the two side of pedestal 31, pillar 32a, 32b establish so that about 90 ° angle is upright upward respectively.
Lifting mechanism 33 is made of action component 34 and control lever 36, one end of this action component 34 is articulated on the pedestal 31, the pipe link 35 of the other end of this control lever 36 by being fixed in this action component 34 connects, and the roughly pars intermedia of control lever 36 rotatably is articulated on the top 32 ' a of one of them pillar 32a.Owing to by control lever 36 is hinged with the top 32 ' a of pillar, be the center with this hinge-point, control lever 36 adopts lever principle, and power that can be lighter makes hopper move up and down easily.
Action component 34, the operations linkage of itself and control lever 36 moves up and down hopper 23, and the sack of packaging bag is opened, therefore it is formed by the tabular body with given size, and its an end 34a is fixed on the pedestal 31 by pivot member 37, and other end 34b is connected with pipe link 35.Articulation piece 37 can adopt for example such articulation piece of hinge.
In addition, be provided with cam mechanism 38,, be provided with revolving part 39,, the sack of packaging bag is opened so that make 60 actions of sack shedding mechanism at other end 34b at an end 34a of this action component 34.This revolving part 39 adopts for example such revolving part of roller bearing.
Standing like a wall between pillar 32a, the 32b that establishes from the both sides of pedestal 31, be provided with the supporting member 40 that packaging bag is hung.
This supporting member 40 is formed by the plate-like piece with the length that can hang rectangular packaging bag, on its surface 41, be fixed with the holding element 50 that hangs packaging bag in the mode that can freely load and unload, in addition on inner face 42, but be fixed with support 42a, 42b according to the mode of lifting bar 21 up-and-down movements.Holding element 50 is arranged at the top of supporting member 40.
Because holding element 50 is fixed in the mode that can freely load and unload, when the packaging bag of having hung uses up, in advance packaging bag is hung on another holding element, by with the replacing of this holding element, just can simply easily carry out replenishing of packaging bag.Holding element 50 adopts such as holding elements such as hook, rest pins.
Fig. 6 is an example of this holding element 50, and Fig. 6 (A) is the block diagram of holding element, and Fig. 6 (B) is for hanging on the block diagram of the packaging bag on this holding element.
This holding element 50 is by a pair of hook 52a, 52b, and the plate body 51 that is fixed with above-mentioned hook forms, and a pair of hook 52a, 52b are fixed on the plate body 51 with the spacing identical with the spacing of mounting hole 57a, the 57b of packaging bag 53.In addition, be provided with opening 53a, 53b, make it to be installed on the installation metal piece of supporting member 40 in the mode that can freely load and unload in the two side ends of plate body 51.
In advance a plurality of packaging bags 53 are hung on the above-mentioned holding element 50, and be equipped with full required quantity, thus, when using up the packaging bag of a holding element, itself and next holding element are changed, just can easy to doly allow operating efficiency be improved.
In addition, packaging bag 53 reaches the bag formation of longitudinal size greater than the elongated envelope shape of this transverse width by the transverse width with regulation, so that can pack elongated object into, quadrate part is formed with sack 56 thereon, with a pair of mounting hole 57a, 57b.In addition, be provided with seam 57 ' a, 57 ' b in the upper portion of bag up to a pair of mounting hole 57a, 57b.
This packaging bag 53 is formed by elongated outside face materials and parts 54 and inner face materials and parts 55, and these inner face materials and parts 55 are arranged at the inner face side of these outside face materials and parts 54, and its width is identical with these outside face materials and parts, but is longer than the outside face materials and parts a little.These outside face materials and parts 54, inner face materials and parts 55 both can be identical materials, also can be different materials, in addition, also can be transparent, translucent, perhaps opaque material, in addition, its material is not limited to film of synthetic resin, also can adopt paper product.
Fig. 7 is the block diagram of another example of expression holding element of the present invention, its holding element 50 ' for replacing the holding element 50 shown in Fig. 6 (A) to use.
Holding element 50 ' shown in Figure 7 is made of plate body 51 ' and hook 52 ', in this plate body 51 ', be longer than and the corresponding part in long limit with the corresponding part of minor face of holding element 50 shown in Figure 6, this hook 52 ' is fixed in the top of plate body 51 ' by hook connecting element 54 ', below at plate body 51 ', the support 55 ' of コ word shape is installed, upper end at plate body 51 ', be formed with and be the crochet hook shape, or the curve 53 ' of the word of falling V sigmoid, the gap 40 ' (with reference to Figure 10) that keeps this plate body, this curve 53 ' can be hooked in the below of the supporting member 40 that is arranged on packing device so that hang is gone up and is remained in herein.
By adopting this holding element 50 ', when adhering part 62 is adhered to the top of packaging bag 53, because of packaging bag 53 is formed the shape of clamping by adhering part 62 and plate body 51 ', so the adhesion of packaging bag can be carried out more effectively.In addition, the below at plate body 51 ' has support 55 ', thus, can prevent to be suspended to packaging bag 53 on the hook along swinging, and mounting hole 57a, 57b from poroid wiring 57 ' a, 57 ' b splits and situation about dropping.
Fig. 6, holding element shown in Figure 7 can suitably be selected to use according to use.
Hopper introducing mechanism 20 is by lifting bar 21, hopper 23 and throw rod 21a constitute, this lifting bar 21 is fixed on the supporting member 40 in the mode that can move along the vertical direction, and this hopper 23 is fixed on the end of this lifting bar 21, and this throw rod 21a is connected with the other end of lifting bar 21.
Lifting bar 21 keeps according to the mode that can slide along the vertical direction by sliding tray, and this sliding tray is formed by support 42a, the 42b of the L word shape of the inner face that is arranged at supporting member 40.In addition, in the bottom of lifting bar 21, be provided with the throw rod 21a that is the L font substantially, this throw rod 21a is with the angled installation of bevelled slightly, so that when this lifting bar 21 lifts action component 34, contacting with revolving part 39 and to carry out up-and-down movement.In addition, lifting bar 21 at its top, is provided with arm 21b, and this arm 21b is vertically outstanding along the direction opposite with throw rod 21a; On this arm 21b, hopper 23 is installed.
This hopper 23 is formed by cylindrical shell 24 cylindraceous and tubular spare 25, this cylindrical shell 24 is the rectangular tubular with the diameter that can drop into rectangular products to be packaged, this tubular spare 25 is from an end of cylindrical shell 24, longitudinally the shred 25 of a plurality of thin long narrow square shapes of being cut apart by a plurality of slits 1～25 10Form.The shred 25 of this thin long narrow square shape 1～25 10Length according to the length of the packaging bag of holding products to be packaged, be set at suitable length, still, preferably be arranged to products to be packaged when dropping into, arrive length from sack at least 3/1.In addition, this shred also can be integral with cylindrical shell 24, or forms separately.But the shred of thin long narrow square shape preferably forms by having flexible material.Flexible material adopts the material as plastics.In addition, the material of the shred of thin long narrow square shape is not limited thereto.
Hopper 23 is by the shred 25 of a plurality of thin long narrow square shapes that are split to form with a plurality of slits 1～25 10Form, when products to be packaged dropped in the packaging bag by this hopper 23, usually, the air in the packaging bag did not discharge the position, become the obstacle that products to be packaged are packed into, still, by the formation of a plurality of slits, the air that retains can pass through slit, outwards discharging, and making packs into becomes easy.
In the tubular spare 25 that forms by a plurality of banded shreds, because a plurality of banded shreds 25 1～25 10Separate by slit, so in the sack that this leading section 25a is inserted into packaging bag the time, the thing that the pinching mechanism of the leading section 25a of pinching tubular spare 25 will necessitate.
Best, this pinching mechanism is following mechanism, wherein, at the state that will lift upward by the tubular spare 25 that a plurality of banded shreds form, that is, under the state before leading section 25a inserts sack 56, be in a plurality of banded shred 25 of the state of scattering with stronger degree pinching 1～25 10, the shape that tapers off to a point makes it to be easy to insert sack 56, along with the inside that the leading section 25a of tubular spare inserts packaging bag, weakens this pinching power, with the convenient products to be packaged that drop into.
Fig. 5 is an example of this pinching mechanism.This pinching mechanism 81 is made of closed loop 82a and adjusting parts 83, and this closed loop 82a is with the rectangular shred 25 of a plurality of thin narrow shapes 1～25 10Pinching, this regulates the pinching power that parts 83 are regulated this pinching mechanism 81.For this closed loop 82a, adopt 1 wire part 82 with specified length, pass the hole 40a of supporting member 40, the intermediate portion in the form of a ring, make closed loop 82a,, make reduced or the expansion of closed loop 82a from the inner face tension of supporting member 40 or the other end 82b of loose this wire part 82.This tension or lax adjusting parts 83 adopt weight, and by changing its weight, the diameter of closed loop 82a dwindles with the pinching power of regulation or enlarges.Wire part 82 adopts metal filament, nylon rope etc.That is, in pinching mechanism 81, adjustment component 83 be arranged at supporting member 40 holding element 50 near, this adjustment component 83 is sagging via closed loop 82a, along with the up-and-down movement of hopper 23, this closed loop 82a is by adjustment component 83 traction, its reduced or expansion.
In addition, the adjustment component 83 of pinching mechanism 81 also can be arranged at the surface of supporting member 40 as Fig. 1～Fig. 3.
Above-mentioned sack shedding mechanism 60 is made of L-shaped substantially throw rod 61, the adhering part 62 that is fixed in the front end of this throw rod 61, the revolving part 63 that is fixed in the bottom of throw rod 61, the bight of L shaped throw rod 61 is supported on one of them pillar 32a at fulcrum 61c place.L shaped throw rod 61 is made of stock 61a and quarter butt 61b, and at the front end of stock 61a, adhering part 62 is rotatably fixing by bolster 62a according to the mode parallel with supporting mass 40.In addition, at the front end of quarter butt 61b, be provided with revolving part 63.This revolving part 63 adopts the ring-type roller bearing.
This adhering part 62 is made of with the bond 62b that is installed on this roller bearing the essentially identical roller bearing of the transverse width of its length and packaging bag, by the bolster parallel with packaging bag 65, is articulated in the front end of stock 61a.Bond 62b adopts and is affixed on the appearance lining of packaging bag, can peel off simply, and reusable lining cement, such as, PVA (polyvinyl alcohol).By adopting such lining cement, when bonding force reduced, water cleaned bonding plane, and bonding force is recovered, so that it can be repeated to use.
As rotatably adhering part 62 being articulated in the front end of long side rod 61a, then because of its with the big width and the mode of freely adhering to or breaking away from be affixed on not only approach and but also the packaging bag of softness on, so that the opening of sack becomes simple.In addition, along with the rotation of roller bearing, the sticking position of bond is removable, can make bond durable.In addition, if the stretch-draw packaging bag, then adhering part 62 rotations, thus, sack 56 easy openings.
After adhering part 62 is opened sack 56, must keep this open state, until dropping into products to be packaged.In order to keep this state, on pillar 32a, be provided with adjustment component 64, the hunting range of the long side rod 61a of these adjustment component 64 regulations.This adjustment component 64 adopt such as, have the whole L-shaped metal fittings of adjusting groove.
Fig. 4 is the action specification figure of the revolving part 63 on the cam mechanism 38 of action component 34 and the minor face bar 61b that is arranged at the sack shedding mechanism 60 that engages with it.
The cam mechanism 38 (Fig. 4 (A)) that is positioned at dead position is along with action component 34 rotation upward, engage with revolving part 63, if further make action component 34 rotations, then cam mechanism 38 is pushed revolving part 63, throw rod 61 beginnings are the center with fulcrum 61c, are rotated in a clockwise direction (Fig. 4 (B)).Because the shape of cam 38 is S font, E font or day font, the intermediate portion is the shape that is supported, even the top engages with revolving part 63 when dieing journey, because of the supporting member of its bottom with cam 38 engages, can't rotate, institute is so that throw rod 61 interlocks (Fig. 4 (c)).If hopper 23 is moved upward, arrive the position of regulation, revolving part 63 is crossed cam 38, then the engaging of revolving part 63 promptly separates, in packaging bag 53, post the weight of the throw rod 61 of adhering part 62, retreat into and be adjusted the initial position that parts 64 support, sack 56 is opened because of itself.This cam 38 in return, does not engage with the supporting member of cam 38, that is,, still only be rotated motion even cam 38 applies power along the left-hand revolution direction among the figure, thus, revolving part 63 does not hinder cam 38, successfully returns to initial position (Fig. 4 (D)).Action component 34 also will push away on the lifting bar 21, arrives assigned position (Fig. 4 (E)) until hopper 23 and tubular spare 25.
Below with reference to Fig. 3, the products to be packaged of this wrapping machine pack operation is described.In addition, the action diagram that Fig. 3 is described for the lateral plan of the wrapping machine that adopts Fig. 1, Fig. 2, in the following description, among Fig. 3 not the label of mark adopt the label of other Fig. 1, Fig. 2 etc.
At first, control lever 36 is pushed like that downwards by the arrow indication.If this control lever 36 is pushed downwards, then to lift on the end 34b of action component 34, revolving part 39 will push away (Fig. 3 (A), Fig. 3 (B)) along the bottom surface of throw rod 21a and rotate on the lifting bar 21.
If control lever 36 is further pushed, then hopper 23 is moved upward with lifting bar 21, and its leading section 25a rises to the top of the face portion of packaging bag 53, and leading section 25a is by the closed loop 82a of pinching mechanism, and it is tip-shape that pinching becomes.Simultaneously basic therewith, lift on action component 34 is also further, by the revolving part 63 that engages with the cam 38 of action component 34, with fulcrum 61c is the throw rod 61 of the sack shedding mechanism 60 that rotates of center, it is arranged at free-ended adhering part 62 and is affixed near the sack 56 of packaging bag 53, and then, the engaging of revolving part 63 breaks away from, throw rod 61 retreats, and opens sack 56 (Fig. 3 (C)).
Therefore, by control lever 36 is pushed downwards, the leading section 25a of hopper 23 rises to the top of sack 56, and the sack 56 of packaging bag 53 is the state of opening.Throw rod 61 stops at the position of regulation by adjustment component 64, and sack 56 remains on the state of opening.
Then, as the arrow indication control lever 36 is lifted on upward.By this action of appearing on the stage, action component 34 begins to descend at leisure, and along with this down maneuver, the leading section 25a of hopper 23 inserts sack 56.At this moment, as previously mentioned, the leading section 25a pinching of hopper, become tip-shape, so can successfully insert sack 56 (Fig. 3 (D)).
In addition, if will lift on the control lever 36, then the leading section 25a of hopper 23 enters the packaging bag in-to-in simultaneously, and the tip of leading section extends at leisure.
At this state,, drop into rectangular products to be packaged from the cylindrical shell 24 of hopper 23.So products to be packaged are because of own wt, the inner peripheral surface whereabouts along hopper 23 extends the point 25a of hopper 23, and it is contained in the inside (Fig. 3 (E)) of packaging bag 53.
Then,, draw back the packaging bag 53 of putting into products to be packaged, make its disengaging (Fig. 3 (F)) from holding element 50.Break away from action by this, the rim portion of packaging bag 53 and adhering part 62 are peeled off, and from poroid wiring 57 ' a, 57 ' b (with reference to Fig. 6) locates to disconnect, and leaves holding element 50.
This wrapping machine can pushing by control lever, hopper is risen, along with this action, by the sack shedding mechanism, sack is opened, then, with the leading section insertion sack of hopper, at this state, the other end from hopper, drop into products to be packaged, therefore, in this packaging bag of can successfully products to be packaged being packed into.It is easy that the pack of strip shape vegetables becomes, in the past, these products to be packaged are for what lack in the strip shape vegetables, such as asparagus etc., long slightly, such as, shallot, burdock or Chinese yam etc., rectangular vegetables overturning and be difficult for to drop into, in addition, to enter packaging bag in-to-in length shorter because of the front end of hopper, is difficult to successfully the strip shape vegetables be imported in the bag.
The wrapping machine of Fig. 8,9 expressions the 2nd embodiment of the present invention, Fig. 8 is the stereoscopic figure of wrapping machine, Fig. 9 is the action specification figure of the wrapping machine of Fig. 8.
This wrapping machine 10A is made of hopper introducing mechanism 20A, operating mechanism 30A and sack shedding mechanism 60A, this hopper introducing mechanism 20A has when dropping into products to be packaged, one end inserts sack, products to be packaged are introduced the hopper of packaging bag, this operating mechanism 30A has the control lever that makes this hopper up-and-down movement, the operations linkage of this sack shedding mechanism 60A and this control lever is opened the sack that is installed on the packaging bag on the supporting member.In addition, because this packaging bag 10A has and above-mentioned wrapping machine 10 essentially identical structures, so same section adopts the label identical with wrapping machine 10, the description of omission repetition specifically describes different structures.
The 30A of aforesaid operations mechanism is formed by plate-shaped member 93 and throw rod 91, and this plate-shaped member 93 is established from the other end 31b of pedestal 31 is upright, and this throw rod 91 is fixed on the top ends 92 of this plate-shaped member 93.
Throw rod 91 adopts pipe fitting, is the U oxbow haply, and the bottom 91a of U font is arranged under the throw rod 21a of lifting bar 21, and the open end of U font is according to being fixed in by the mode that pivot member is rotated on the top ends 92 of plate-shaped member 93.In addition, the roughly pars intermedia 91b of throw rod 91 is connected with the other end of one end with control lever 36 bonded assembly pipe links 35.
Because throw rod 91 adopts above-mentioned structure, so it is identical with the action component 34 of above-mentioned the 1st embodiment, if control lever 36 is pushed downwards, serve as the axle fulcrum then with top ends point 92, the bottom of U font pushes away lifting bar 21 on upward, hopper 23 is risen, but compare with action component 34, need not cam mechanism etc., it is simple that the structure of action component becomes.In addition, the structure of lifting bar 21 becomes simple.
In addition, near the bottom the leading section of control lever 36 is provided with revolving part 70 by attaching parts 71.This revolving part 70 is when pushing control lever 36 downwards, and its tongue piece 72 with sack shedding mechanism 60A contacts, and realizes the effect that sack is opened.
The structure of the hopper 23 among the above-mentioned hopper introducing mechanism 20A and the homomorphosis of the 1st embodiment, still, the installation position difference of the closed loop 82a of pinching mechanism 81.That is, in the 1st embodiment, closed loop 82a is positioned at the position of the tubular spare 25 that the thin long narrow square shred by hopper 23 forms, and still, in the 2nd embodiment, this closed loop 82a is positioned at the periphery of cylindrical shell 24.Corresponding to this location change, the position that wire part 82 is installed on the supporting member 40 is arranged at the top.
By changing this installation position, moving up and down of hopper 23 becomes smoothly, and the pinching of the leading section 25a of a plurality of banded shreds becomes more smooth.
In addition, opening for the sack 56 of realizing hanging on the packaging bag 53 on the holding element 50 infalliblely, on supporting member 40, be provided with retainer 80, pasting the appearance lining 54 of the packaging bag 53 that is pasted on the adhering part 62 on this retainer 80, this retainer 80 suppresses moving of inside face material 55, makes that sack is easier to be opened.
In addition, in sack shedding mechanism 60A, at the leading section of throw rod 61, that is, be equipped with adhering part 62 the position near, adopt pivot member to be installed near the front end of throw rod bar 61 towards the tongue piece 72 of oblique below.This pivot member adopts hinge etc.
This tongue piece 72 has the length of regulation, and when control lever 36 was pushed downwards, revolving part 70 rolled on the face of tongue piece 72, push downwards simultaneously, along with this action, by throw rod 61, the appearance lining direction of adhering part 62 to packaging bag (diagram is omitted) moved, and paste.
If revolving part 70 is by the leading section 72a of tongue piece 72, then revolving part 70 moves in the bottom surface of tongue piece 72, then, control lever 36 is lifted on upward, then lifts on the end 72a of revolving part 70 with tongue piece 72.By lifting work on this, tongue piece 72 is articulated in the leading section of throw rod 61, therefore, by revolving part 70, lifts to assigned position on the end 72a with tongue piece 72, and by the assigned position part time, the front end of the end 72a of tongue piece 72 is from revolving part 70 landings.Then, revolving part 70 will be lifted on the tongue piece 72, thus, supporting throw rod 61, adhering part is affixed on the appearance lining of packaging bag, under the state of this attaching, tilts at leisure along the direction that enlarges sack, through specific time, sack is opened greatly.By this opening action, sack is opened at leisure, and after pasting, the situation that adhering part separates is at once compared, situations such as the breakage fracture of the bag in the time of can preventing opening.
Below with reference to Fig. 9, the products to be packaged of this wrapping machine pack operation is described.In addition, Fig. 9 is the figure that the lateral plan (Fig. 9 (A)) of the wrapping machine of employing Fig. 8 is described, and in the following description, the label that does not provide among Fig. 9 adopts the label of Fig. 8.In addition, omit with the description of the common part of the part of in the 1st embodiment, describing.
At first, along direction of arrow pressing operation bar 36.Push this control lever 36 downwards, serve as the axle fulcrum then with top ends 92, the bottom 91a of U font engages with throw rod 21a, lifting bar 21 is pushed away on upward, hopper 23 is risen, along with this action, the leading section 25a of hopper 23 is by being positioned at the closed loop 82a of the pinching mechanism on the cylindrical shell 24, and it is tip-shape that pinching becomes.Simultaneously basic therewith, leading section at control lever 36, by attaching parts 71, revolving part 70 rotates on the face of tongue piece 72, simultaneously, it is pushed downwards, along with this action,, adhering part 62 is moved to the appearance lining direction of packaging bag 54 by throw rod 61, and stickup (Fig. 9 (B), Fig. 9 (C)).
After being pasted on adhering part 62 in the packaging bag 53, further control lever 36 is pushed, then revolving part 70 is by the leading section 72a (Fig. 9 (D)) of tongue piece 72.At this moment, revolving part 70 moves in the bottom surface of tongue piece 72, then, control lever 36 is lifted on upward, at this moment, lifts on the leading section 72a of revolving part 70 with tongue piece 72.(Fig. 9 (E)) by lifting work on this, tongue piece 72 is articulated in the leading section of throw rod 61, thus, by revolving part 70, lift to the position of regulation on the leading section 72a of tongue piece 72, after passing through this assigned position, the front end of the leading section 72a of tongue piece 72 is from revolving part 70 landings (Fig. 9 (F)).
At this moment, revolving part 70 will be lifted on the tongue piece 72, thus, supporting throw rod 61, adhering part is affixed on the appearance lining of packaging bag, under the state of this attaching, tilts at leisure along the direction that enlarges sack, through the regular hour, opens sack.In addition, if will lift on the control lever 36, then the hopper 23 of hopper introducing mechanism 20A also descends, and is pushed by adhering part 62 and retainer 80, in the sack 56 that enlarges, be inserted through the closed loop 82a of pinching mechanism and pinching becomes the leading section 25a of tip-shape thin long narrow square plate.Then, described in the 1st embodiment, if from the cylindrical shell 24 of hopper 23, drop into rectangular products to be packaged, then products to be packaged are because of own wt, fall along the inner peripheral surface of hopper 23, and the leading section 25a of hopper 23 is enlarged, and are contained in the inside of packaging bag 54.
So, adopt the 2nd embodiment of the present invention, because lifting mechanism does not need cam, the bottom movement arm is tilted, thus simple more structure formed, in addition, by the hopper introducing mechanism, mechanism moves to the top with pinching, with the medial movement of adjustment component to supporting member, on holding element, setting acts on the retainer on the inner face materials and parts of packaging bag, thus, can realize the insertion of bucket front and the guiding of products to be packaged more effectively, in addition, equally in the sack shedding mechanism, the stress portion of the up-and-down movement of bar adopts tongue piece, thus, carries out opening after being adhered to adhering part on the packing material, about this action, owing to be and the operations linkage of control lever, can prevent the breakage of bag so carry out opening at leisure.
Figure 10～Figure 12 represents the wrapping machine of the 3rd embodiment of the present invention, and Figure 10 is the stereoscopic figure of the wrapping machine of the 3rd embodiment, and Figure 11 is the lateral plan of the wrapping machine of the 3rd embodiment, and Figure 12 is the action specification figure of the wrapping machine of Figure 10.This wrapping machine 10B and above-mentioned wrapping machine 10,10A are same, comprise sack shedding mechanism 60B, hopper introducing mechanism 20B and operating mechanism 30B, this hopper introducing mechanism 20B has hopper 23, be inserted into the sack of opening by this sack shedding mechanism, this operating mechanism 30B has and sack shedding mechanism 60B and hopper introducing mechanism 20B interlock, the control lever 36 that hopper 23 is moved up and down.In addition, the basic action of each mechanism and above-mentioned each wrapping machine are basic identical, but, the difference of itself and above-mentioned each wrapping machine is to add and is useful on the guiding parts 26 that moving up and down of hopper 23 carried out smoothly, and, regulate the regulating mechanism 28 of length that inserts the in-to-in hopper of packaging bag by this guiding parts 26 corresponding to the length of packaging bag.At this, avoid repetition and the description of omitting identical part, different schemes and action are described.
In operating mechanism 30B, shown in Figure 10,12, be provided with and be used to make hopper 23 guiding parts 26 of up-and-down movement successfully, support the supporting device 29 of this guiding parts 26.This guiding mechanism 26 is formed by the rod-like element that is the T font substantially, and the upper section of this T font is fixed on the hopper supporting arm 27c.Hopper supporting arm 27c is connected with pipe link 35 by the cross bar of guiding parts 26.
When guiding parts 26 being installed on hopper supporting arm 27c and the pipe link 35, the vertical pole that hangs down downwards part (being called " pilot bar " below) in the guiding parts 26, promptly, pilot bar 27a keeps by supporting device 29 in the mode of sliding substantially parallel according to keeping predetermined distance with hopper 23 and separating.Keep action by this, the up-and-down movement interlock of guiding parts 26 and control lever 36 is moved along the vertical direction, and pilot bar 27a and hopper 23 be up-and-down movement synchronously also, and at this moment, the up-and-down movement of 26 pairs of hoppers 23 of guiding parts is supported and led.
Supporting device 29 is used to support pilot bar 27a as shown in figure 11, and it is slided smoothly, and it is by a plurality of guiding roller bearings 29 1～29 4, and these guiding roller bearings 29 are installed 1～29 4 Support 29 0Constitute.
A plurality of guiding roller bearings 29 1～29 4, relatively be fixed in support 29 according to the mode of clamping pilot bar 27a between it 0On.This support 29 0By back plate, be fixed in pillar 32a, on the 32b.
Therefore, by with supporting device 29, guiding parts 26 is fixed on pillar 32a, the 32b, the installation of guiding parts 26 becomes firmly, and the up-and-down movement of guiding parts 26 is stable.Consequently, hopper supporting arm 27c can not shake, and can make the up-and-down movement of hopper 23 stable.
So, by adding guiding parts 26, the up-and-down movement of hopper is stable, and is still more stable in order to seek, best, except that this guiding parts 26, parts that lead that contact with hopper is set.
The amplification stereogram of Figure 13 for the hopper guide is represented with pinching mechanism.
This hopper guide 90 is by the basic semicircular in shape shape in cross section, and the chute 91 ' with specified length forms, and its diameter is longer than the diameter of hopper slightly, and promptly in the inside of chute 91 ', hopper 23 is the length of up-and-down movement smoothly.The back side of chute 91 ' is fixed on the supporting mass 40.Because the bottom of chute 91 ' is near sack, so best according to the mode that does not hinder hopper to insert to sack, oppose side wall 91 in advance 1, 91 2Cut.Therefore, by hopper guide 90 is set, moving up and down of hopper becomes more smooth.This hopper guide 90 not only is arranged at wrapping machine 10B, also can be arranged at other wrapping machine 10,10A.
In addition, best, hopper supporting arm 27c is according to the pivot point 35 of the relative pipe link 35 of hopper installation portion of front end 1, the mode that descends forward with predetermined angular is fixed on the pipe link 35.
By hopper supporting arm 27c is tilted, the hopper 23 and the guiding parts 26 that then are installed on the front end of supporting arm 27c hang down obliquely.At this moment, the inclination of guiding parts 26 changes the guiding roller bearing 29 of supporting device 29 1～29 4Size etc., such as, roller bearing 29 reduces to lead 1, 29 4Size.Perhaps, tackle by changing the installation site.
So, hopper supporting arm 27c is tilted, on the front end of supporting arm 27c, hopper 23 is installed according to the mode that descends forward, thus, because of the leading section of hopper 23 when descending near pillar 32a, therefore be easy to insert the sack of the packaging bag of suspension.
In the bottom of pilot bar 27a, be provided with a plurality of pin mounting holes 27 1～27 3At these pin mounting holes 27 1～27 3In, that inserts length with regulation stops pin 27 0This pin 27 0, when lifting on pilot bar 27a, as retainer and regulating mechanism effect, this retainer is as preventing that pilot bar 27a is from support 29 0In be drawn out of, this reconciles mechanism as the miles of relative movement of regulating hopper 23.That is, stop pin 27 if make 0Descend most bit position 27 from Figure 10 3, upward, such as pin mounting hole 27 1Move, then the miles of relative movement of hopper 23 is according to the value that stops the distance that pin moves is diminished.
So, stop pin 27 by change 0The installation site, scalable hopper 23 inserts the length of packaging bags, and selects and the corresponding packaging bag of products to be packaged.
In addition, owing to stop pin 27 by change 0The installation site, the miles of relative movement of hopper 23 also changes, so also must adjust sack shedding mechanism 60B.The position of the hinge cam 73 of this adjusting by making throw rod 61 is moved and is carried out.That is, stop pin 27 from mounting hole 27 along with making 1The position, the situation of Yi Donging downwards, also move downwards the installation site of hinge cam 73.
By changing the installation site of this hinge cam 73, the revolving part 70 of operating mechanism 30B contacts with hinge cam 73 exactly, therefore can operate smoothly.
Below with reference to Figure 12, the products to be packaged of this wrapping machine pack operation is described.Figure 12 is the action specification figure of the lateral plan of Figure 10, wrapping machine shown in Figure 11, in the following description, among Figure 12 not the label of mark adopt the label of Figure 10, Figure 11.
At first, in the direction of arrows, control lever 36 is pushed downwards.Control lever 36 is pushed downwards, then be that the center rotates with the fulcrum, lift on the other end of control lever 36, to lift on the pipe link 35, one end of this pipe link 35 is connected with the other end of control lever 36, push away hopper 23 rise (with reference to Figure 12 (a), Figure 12 (b)) with connecting on the guiding parts 26 of the other end of this pipe link 35 and the hopper supporting arm 27c.
If further pressing operation bar 36, then hopper 23 further rises upward with pilot bar 27a, and rise upward from being installed on the sack of the packaging bag 53 on the back plate in the bottom of hopper 23, and the shred 25 of hopper leading section 1～25 10, by the closed loop 82a of pinching mechanism 81, it is tip-shape that pinching becomes.Simultaneously basic with this action, the revolving part that is positioned at the grip 70 in the control lever of pushing 36 engages with the hinge cam 73 of throw rod 61, the free end of the throw rod 61 of sack shedding mechanism 60B is moved along the direction of pillar 32a, shift to sack (Figure 12 (c)) in packaging bag 53 with being arranged at adhering part 62 on the free end.Hinge cam 73 adopts for example cam of hinge type, when control lever 36 is pushed, even with situation that revolving part 70 engages under, the still indeformable state that keeps bending, when recovering, with the axle center and rotary expansion does not hinder the recovery of revolving part 70, when with the disengagement that engages of revolving part 70, then return to original shape.
Further pressing operation bar 36 is then lifted hopper 23 on further, revolving part 70 that engage with the hinge cam 73 of throw rod 61 and hinge cam 73 disengagements, and then throw rod 61 is that the center rotates with axle fulcrum 61c, returns to the initial position.The packaging bag of free-ended adhering part 62 that is closely set in throw rod 61 is opened sack (Figure 12 (d)) along with the recovery of throw rod 61.The action of the adjusting parts 70a restriction hinge cam 73 of double as retainer.So, by throw rod 61 is pushed downwards, the leading section of hopper 23 rises to the top of sack, and the sack of packaging bag is in the state of opening.Throw rod 61 stops at the position of regulation by regulating parts 70a, remains on the state that sack is opened.
Then, as the arrow indication, this time, control lever 36 is lifted on upward.By lifting work on this, pilot bar 27a begins to descend, along with down maneuver, and the leading section of hopper 23 (a plurality of banded shreds 25 1～25 10) the insertion sack.At this moment, as mentioned above, because the leading section of hopper is tip-shape, so can successfully carry out (Figure 12 (e)) to the insertion of sack by 82 pinchings of wire part.
In addition, if will lift on the control lever 36, then the leading section of hopper 23 enters the inside of packaging bag, and a plurality of banded shred 25 of pinching leading section together 1～25 10Expansion at leisure.
At this state,, drop into rectangular products to be packaged from the cylindrical shell 24 of hopper 23.So products to be packaged fall in the inside of hopper 23 because of own wt, the leading section of hopper 23 is enlarged, and be contained in the packaging bag (Figure 12 (e)).
Then, pull down the packaging bag of putting into products to be packaged, make itself and holding element break away from (Figure 12 (f)), then the rim portion of packaging bag 53 and adhering part 62 are peeled off, and disconnect from seam portion, separate with holding element.
In wrapping machine 10B, pinching mechanism 81 adopts mechanism shown in Figure 5, still, also can adopt other pinching mechanism.
Figure 14, Figure 15 represent another pinching mechanism, and Figure 14 represents another pinching mechanism, and it is the block diagram that is inserted with the state of hopper, and Figure 15 is the action specification figure when being suitable for wrapping machine 10B.In addition, this pinching mechanism can be used for other wrapping machine 10,10A.
The 81A of this pinching mechanism is made of ring-shaped article 93 and spring installation 96, and moving up and down of 93 pairs of hoppers 23 of this ring-shaped article led, with a plurality of banded shreds 25 1～25 10Pinching, this spring installation 96 is regulated moving of this ring-shaped article.
In addition, in mechanism shown in Figure 14, hopper guide 90 is not set, still, also can according to the identical mode of the 81A of pinching mechanism, hopper guide 90 is set.By the hopper guide is set, can more successfully realize moving up and down of hopper.
Slightly greater than the diameter of the tubular spare of hopper 23, the tubular spare with specified altitude forms ring-shaped article 93 ' by its diameter, and hopper 23 can be successfully moves in that this tubular spare is inner.
The periphery wall of ring-shaped article 93 ' and fixing by hinge 95 with this pillar bonded assembly pillar 32a.In addition, also can replace hinge, and adopt bearing sub-assembly, such as, flexible rubber bodies etc.In addition, ring-shaped article 93 ' also can be directly fixed on the pillar 32a, and is installed on the base material of other parts by rotating mechanism (such as, hinge 95 etc.), and this base material can be installed in the mode that can freely load and unload on the pillar etc.By this installation that can freely load and unload, can change with other pinching mechanism.
Ring-shaped article 93 ', according to by hinge 95 from the surface of pillar 32, along being roughly the upright mode of establishing of vertical direction, by spring installation 96 by stretch-draw.That is, between the hinge mounting parts and pillar 32a of ring-shaped article 93 ', hinge 95 comes the mode of the elastic force of regulating spring spare 96 to install according to almost can be folding state.
So, hopper 23 is being inserted ring-shaped article 93 ' before, ring-shaped article 93 ' relative pillar 32a establishes for thirty years of age, and hopper 23 inserts ring-shaped article 93 ', at this moment, and spring installation 96 elongations, ring-shaped article 93 ' keeps along horizontal direction.At this moment, ring-shaped article 93 ' is in the state of the strong traction by spring installation 96.In addition, if hopper 23 rises, then ring-shaped article 93 ' can return to original state by the pulling force of spring installation 96, that is, and and the upright state of establishing.
Below with reference to Figure 15, above-mentioned relation is described.Figure 15 for explanation corresponding to the moving up and down of hopper, the action specification figure of the state that ring-shaped article rotates by spring installation.
Wrapping machine 10B, when not using, shown in Figure 15 (a), the inside that hopper 23 inserts ring-shaped article 93 ', ring-shaped article 93 ' remains on the basic horizontal state, and spring installation 96 is in the state of stretching.If from this state, will carry a plurality of banded shred 25 of hopper 23 on the hopper 23 1～25 10Arrive the inside of ring-shaped article 93 ', then shown in Figure 15 (b), Figure 15 (c), ring-shaped article 93 ' stretch-draw by spring installation 96 is with a plurality of banded shreds 25 1～25 10Pinching, and with a plurality of banded shreds 25 1～25 10The front end pinching become the size (with reference to Figure 15 (c)) make it less than the opening of sack.
Then, if hopper 23 is descended, the front end of hopper 23 is inserted the sack of packaging bag, then ring-shaped article 93 ' contacts with the outer peripheral face of hopper, simultaneously, by spring installation 96 stretch-draw, meanwhile, turns back to original state (with reference to Figure 15 (d), Figure 15 (e)) once more.
In ring-shaped article 93 ', the position relative with the mounting portion of spring installation 96 preferably is provided with guide cylinder 94, so that further with a plurality of banded shred 25 of hopper 23 1～25 10Pinching.In this guide cylinder 94, the diameter of the opening 94a of top is bigger, and the opening 94b of below is less, and this guide cylinder 94 is horn-like, and according to being connected with the part of the sidewall of ring-shaped article 93 ', the mode that bloats forms, a plurality of banded shred 25 of hopper 1～25 10Pinching, the opening from the sidewall of this ring-shaped article 93 enters simultaneously.
If adopt the 81A of this pinching mechanism, owing to can pass through crash-resistant material, such as, plastics or metal form ring-shaped article, so compare with the tie spare of pinching mechanism 81, endurance ability increases, and need not to change corresponding to frequency of utilization.In addition, owing to compare with tie spare, ring-shaped article has certain height, so can successfully carry out the guiding of hopper.
Figure 16 represents another pinching mechanism, and it is the block diagram of the state of insertion hopper.
The 81B of this pinching mechanism adopts non-annularity spare, replaces the ring-shaped article of the above-mentioned pinching 81A of mechanism.
Pinching portion in this non-annularity spare 101 is formed by the pinching sheet that is in the shape of the letter V substantially, and this non-annularity spare 101 is arranged at an end of support 100 as shown in figure 16.
In support 100,2 lengthy motion picture framves 102 1, 102 2Be provided with abreast, the other end connects by short-movie frame 103.The non-annularity spare of vee shape 101 (pinching sheet) 101 is according to from 2 lengthy motion picture framves 102 1, 102 2Each end, extend and form along cross one another direction, the angle of vee shape bottom is, a plurality of banded shred of pinching hopper at leisure is until the degree less than the opening of sack.The width of support 100 is a bit larger tham the diameter of hopper 23, between each lengthy motion picture frame, but according to the mode of hopper up-and-down movement, rotatably is articulated in 2 sprags 104 1, 104 2On.Vee shape non-annularity spare (pinching sheet) 101 and each length horse 102 1, 102 2, 103 be integral shaping by resin etc.
On guiding parts 26, throw rod 107 along with the perpendicular direction of the minor face of guiding parts 26, be arranged at 108 places, basic center of throw rod 107.The length of throw rod 107 is greater than each lengthy motion picture frame 102 1, 102 2Between width, when hopper 23 rises, this throw rod 107 and each lengthy motion picture frame 102 1, 102 2The contact, on push away, vee shape pinching sheet end (non-annularity spare 101) is pushed downwards.
In addition, the shape of non-annularity spare is not limited to vee shape, also can be other shape, such as, crooked shape.In addition, this non-annularity spare also can be following form, promptly in above-mentioned support except long limit frame 102 1With the long limit frame 102 beyond the minor face frame 103 2On, hook-shaped pinching sheet is set.
Below with reference to Figure 17, above-mentioned relation is described.Figure 17 is the up-and-down movement of explanation corresponding to hopper, the block diagram of the state of non-annularity spare rotation.
When wrapping machine 10B did not use, shown in Figure 17 (a), hopper 23 was positioned at each lengthy motion picture frame 102 of support 100 1, 102 2Between.If from this state, hopper 23 rises, then by the hopper supporting arm, by throw rod 107, with each lengthy motion picture frame 102 1, 102 2On push away, vee shape pinching sheet 10 is pushed downwards.By pushing of this vee shape pinching sheet 10, with a plurality of banded shred 25 of hopper 1～25 10Pinching is between the V word slice, and with a plurality of banded shreds 25 1～25 10The front end pinching become the size make it less than the sack opening.(with reference to Figure 17 (b), Figure 17 (c)).
Then, hopper 23 is descended, make the front end of hopper 23 insert the sack (with reference to Figure 17 (d), Figure 17 (e)) of packaging bag.
If adopt the 81B of this pinching mechanism, because the non-annularity body can be by crash-resistant material, such as, plastics or metal form, so the endurance ability increase need not as the wire part, carry out and the corresponding replacing of frequency of utilization.In addition, because non-annularity spare is for being arranged on the support, the structure of swinging by the up-and-down movement of control lever, thus can pass through support, when the up-and-down movement of hopper is led, effectively with the leading section pinching of hopper.
Figure 18 represents to be arranged at the chute on this wrapping machine.Wrapping machine as shown in figure 10, pedestal 31 is the occasion of support, if this wrapping machine is remained on specified height, the such chute 120 of slide is installed on pedestal 31, then the bag in the products to be packaged of packing into by the wrapping machine at top is broken away from keeping tool, and when keeping this state to fall, can reclaim by chute 120, be improved operating efficiency.In addition, chute 120 not only can be installed on the wrapping machine of the 3rd embodiment of above-mentioned Figure 10, even and in the wrapping machine of the 1st, the 2nd embodiment of the present invention, equally still can this chute 120 be installed by making the mode that is shaped as support of pedestal.
In addition, in the wrapping machine of above-mentioned the 1st～the 3rd embodiment, pillar 32 all is fixed on the pedestal 31, still, and also with good grounds operation place, the situation that need carry out the adjustment of height.Figure 19 is the block diagram of the main portion of the regulating mechanism of the height of expression pillar.This regulating mechanism can be installed on the wrapping machine of above-mentioned the 1st～the 3rd embodiment.This regulating mechanism has following structures, wherein, and respectively with jury strut 130a 1～130b 2Spreading is fixed on the pedestal 31.Each jury strut 130a 1～130b 2By screw retention in pedestal 31.In addition, with side that pillar 32a, 32b contact on, according to passing this jury strut 130a respectively 1～130b 1Mode be provided with a plurality of pin mounting holes 132 1～132 6In height adjustment, mounting hole 132 is sold in set pin 131a, 131b insertion arbitrarily 1～132 6In, anchor post 32a, 32b.Thus, such as, in the work of being seated, shorten pillar, in the work of standing, elongate struts can improve operation.
Below with reference to Figure 20, to the common structure of using of above-mentioned 3 embodiment, i.e. the embodiment that the described pinching of Fig. 5 mechanism is more preferably describes.Figure 20 represents another embodiment of pinching of the present invention mechanism, and it is that a part is the schematic instruction diagram of cutaway view, and here, represented is is installed on occasion on the wrapping machine of the 3rd embodiment.But those of ordinary skill in the art also can be installed among the present invention the 1st, the 2nd embodiment same structure, should be apparent and easy to know.
The difference of pinching mechanism shown in Figure 20 is to be provided with the 2nd closed loop 82b on the basis of pinching mechanism shown in Figure 5.The 2nd closed loop 82b is fixed on the connecting element 82c, the end of this connecting element 82c is arranged at the bottom of pilot bar 27a, make according to specified altitude, behind columned pipe link 84 rotations 1 circle that the mode of connecting struts 32a, 32b is provided with, the other end with hammer 83 into shape and be connected.As above-mentioned the 2nd closed loop 82b that is set up, when specified altitude is following, according to replacing the 1st closed loop 82a to support the mode preseting length of hammer 83, surpass specified altitude if will lift on the hopper 23 at hopper 23 in advance, then should supporting throw off.By the 2nd such closed loop 82b is set, in the time of below hopper 23 is positioned at, can prevent to hinder the motion of hopper 23, or because of when products to be packaged drop into, the shred 25 that the 1st closed loop 82a will hopper 23 because of the pinching effect of the 1st closed loop 82a 1～25 10The inside that article are stuck in hopper 23 is adorned in pinching, can carry out the packing of article better.
Below with reference to Figure 21, to as the embodiment that can be applicable to any person among above-mentioned the 1st～the 3rd embodiment equally, the preferred embodiment of sack shedding mechanism is described.
Figure 21 is the block diagram of the main portion of the embodiment that is more preferably of expression sack shedding mechanism of the present invention.In sack pinching mechanism shown in Figure 21, near the top of throw rod 61, be provided with a plurality of bolster 65 can the insertion and fixing mounting hole 66 1～66 4This is because according to the packaging bag shown in the note down, 62 bonded assembly positions of bonding piece difference, the i.e. for example lower packaging bag that is provided with than common position of the position of peristome, perhaps the peristome at bag is provided with packaging bag of the sealing that seals usefulness or the like, so can be according to according to the packaging bag of being adopted, the mode of the position of appropriate change adhering part 62 is provided with a plurality of mounting holes 66 1～66 3According to constituting shown in above-mentioned,, can change the mounting hole 66 of bolster 65 corresponding to the height of the peristome of packaging bag 1～66 3, thus, the position of adhering part 62 is changed aptly, a greater variety of packaging bags are used.

Claims (14)

1. elongated object wrapping machine, it comprises the packaging bag that hangs on the supporting member; The sack shedding mechanism, this sack shedding mechanism and above-mentioned packaging bag are bonding, and sack is opened; The hopper introducing mechanism, this hopper introducing mechanism has the hopper that can be inserted in the sack of opening by above-mentioned sack shedding mechanism; Operating mechanism with control lever, this control lever and above-mentioned sack shedding mechanism and the interlock of hopper introducing mechanism, above-mentioned hopper is moved up and down, by the aforesaid operations bar is moved along a direction, above-mentioned hopper is risen, by moving the above-mentioned shedding mechanism that is linking with the rising of this hopper, the sack of packaging bag is opened, and then, the aforesaid operations bar moves round about, above-mentioned hopper is descended, with the inside that the leading section of this hopper inserts sack,, drop into products to be packaged from the other end opening of above-mentioned hopper, it is characterized in that
Above-mentioned sack shedding mechanism comprises roller bearing spare and bond, and the length of this roller bearing spare is identical with the transverse width of packaging bag, and this bond is installed on this roller bearing spare,
Above-mentioned roller bearing spare rotatably is fixed in the leading section of the throw rod of with the operations linkage of aforesaid operations bar, and when above-mentioned hopper rose, above-mentioned bond sticked on the appearance lining of the packaging bag that hangs on the above-mentioned supporting member, and sack is opened.
2. elongated object wrapping machine according to claim 1, it is characterized in that above-mentioned sack shedding mechanism, hopper introducing mechanism and operating mechanism pass through pillar supporting, above-mentioned pillar supports by pedestal, and above-mentioned pillar is connected with said base according to the mode that can carry out height adjustment.
3. elongated object wrapping machine according to claim 1, it is characterized in that above-mentioned hopper introducing mechanism comprises hopper and pinching mechanism, this hopper is formed by tubular spare and a plurality of banded shred, this tubular spare has the diameter of the size that can drop into products to be packaged and the length of regulation, these a plurality of banded shreds are from above-mentioned tubular spare, extend downwards, this pinching mechanism is when above-mentioned sack inserts, with the pinching of above-mentioned hopper leading section.
4. elongated object wrapping machine according to claim 3, it is characterized in that above-mentioned pinching mechanism comprises closed loop and regulates parts, the periphery of this closed loop and above-mentioned hopper is chimeric, along with moving up and down of above-mentioned hopper, its vary in diameter, these adjusting parts are regulated the size of this closed loop, when above-mentioned hopper descends, by above-mentioned adjusting parts, dwindle the diameter of above-mentioned closed loop, the leading section of the above-mentioned banded shred of pinching.
5. elongated object wrapping machine according to claim 3, it is characterized in that above-mentioned pinching mechanism comprises ring-shaped article and control mechanism, this ring-shaped article leads to moving up and down of above-mentioned hopper, with a plurality of banded shred pinchings, this control mechanism is controlled the supporting angle of above-mentioned ring-shaped article, corresponding to moving up and down of above-mentioned hopper, by above-mentioned control mechanism, change the supporting angle of above-mentioned ring-shaped article, the leading section pinching of above-mentioned banded shred is become tip-shape.
6. elongated object wrapping machine according to claim 3, it is characterized in that above-mentioned pinching mechanism comprises non-annularity spare and control mechanism, this non-annularity spare leads to moving up and down of above-mentioned hopper, and with a plurality of banded shred pinchings, this control mechanism is controlled the supporting angle of above-mentioned non-annularity spare, corresponding to moving up and down of above-mentioned hopper, by above-mentioned control mechanism, change the supporting angle of above-mentioned non-annularity spare, the leading section pinching of above-mentioned banded shred is become tip-shape.
7. elongated object wrapping machine according to claim 6 is characterized in that above-mentioned non-annularity spare is the pinching sheet that is in the shape of the letter V.
8. elongated object wrapping machine according to claim 1, it is characterized in that in above-mentioned hopper introducing mechanism, be provided with guiding parts according to the mode parallel with above-mentioned hopper, the operation of the up-and-down movement by the aforesaid operations bar, above-mentioned hopper is by above-mentioned guiding parts guiding and up-and-down movement.
9. elongated object wrapping machine according to claim 8 is characterized in that above-mentioned hopper according to when descending, and tilts near the mode of the packaging bag of the bottom that is suspended on this hopper, is fixed on the hopper supporting arm.
10. elongated object wrapping machine according to claim 8 is characterized in that being provided with regulating mechanism on above-mentioned guiding parts, and this regulating mechanism is regulated the distance that moves up and down of above-mentioned hopper.
11. elongated object wrapping machine according to claim 1 is characterized in that above-mentioned roller bearing spare is fixed on the throw rod in the mode that can freely load and unload.
12. elongated object wrapping machine according to claim 1 is characterized in that above-mentioned bond forms with reusable lining cement.
13. any one the described elongated object wrapping machine according in the claim 1～12 is characterized in that above-mentioned packaging bag is installed on the supporting member by the holding element that can freely load and unload.
14., it is characterized in that above-mentioned packaging bag forms by having flexible material according to any one the described elongated object wrapping machine in the claim 1～12.
CNB2004800056463A 2003-03-13 2004-02-03 Method and apparatus for wrapping elongated object Expired - Fee Related CN100467349C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP068659/2003 2003-03-13
JP2003068659 2003-03-13
JP119770/2003 2003-04-24

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CN100467349C true CN100467349C (en) 2009-03-11

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Publication number Priority date Publication date Assignee Title
CN107458643A (en) * 2017-08-01 2017-12-12 广州市鑫友自动化智能科技有限公司 A kind of packaging bag forming device and packing machine
CN108974431B (en) * 2018-08-02 2023-04-28 厦门理工学院 Continuous net sleeving device and net sleeving mode

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2153520Y (en) * 1993-04-12 1994-01-19 北京南龙有限公司 External evacuating type full automatic packing machine
JP2569446Y2 (en) * 1992-02-18 1998-04-22 北芝電機株式会社 Automatic filling device
CN2292757Y (en) * 1994-08-02 1998-09-30 李兵 Adjustable frame for supporting various size sacks and opening their mouth

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2569446Y2 (en) * 1992-02-18 1998-04-22 北芝電機株式会社 Automatic filling device
CN2153520Y (en) * 1993-04-12 1994-01-19 北京南龙有限公司 External evacuating type full automatic packing machine
CN2292757Y (en) * 1994-08-02 1998-09-30 李兵 Adjustable frame for supporting various size sacks and opening their mouth

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