CN106143977B - Sealing device and PTP packing machines - Google Patents
Sealing device and PTP packing machines Download PDFInfo
- Publication number
- CN106143977B CN106143977B CN201510133138.3A CN201510133138A CN106143977B CN 106143977 B CN106143977 B CN 106143977B CN 201510133138 A CN201510133138 A CN 201510133138A CN 106143977 B CN106143977 B CN 106143977B
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- Prior art keywords
- mentioned
- film
- cover film
- convex strip
- retainer
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
- B65B9/02—Enclosing successive articles, or quantities of material between opposed webs
- B65B9/04—Enclosing successive articles, or quantities of material between opposed webs one or both webs being formed with pockets for the reception of the articles, or of the quantities of material
- B65B9/045—Enclosing successive articles, or quantities of material between opposed webs one or both webs being formed with pockets for the reception of the articles, or of the quantities of material for single articles, e.g. tablets
Abstract
The issue of the present invention is to provide a kind of sealing devices and PTP packing machines, can be prevented more reliably the cracking etc. of cover film on one side, seek the increase for improving productivity, inhibiting cost on one side.Sealing device (23) includes：In the film backing roll (20) with multiple recess portions (51) on periphery；Press on the heating roller (25) on film backing roll (20).Between two films (3,4) are sent into two rollers (20,25), cover film (4) is installed on container film (3).Multiple convex strip portions (61) are set on the periphery of heating roller (25), and multiple convex strip portions (61) towards peripheral direction in horn shape according to protruding and the cancellous mode of parallelogram is arranged.The respective region setting retainer (62) in the region (65) of the parallelogram surrounded by convex strip portions (61) in the periphery of heating roller (25), the retainer (62) are in the top of opposite convex strip portions (61) and recessed shape.When above-mentioned cover film (4) to be installed on container film (3), cover film (4) can be contacted with retainer (62).
Description
Technical field
The present invention relates to the sealing device being installed on cover film on container film and the PTP with sealing device is packed
Machine.
Background technology
PTP sheet is made of container film and cover film, which has the overshooting shape of the content filled with tablet etc.
Bag portion, the cover film are installed in the way of the opening side seal by bag portion on container film.Generally, container film passes through transparent
The formation such as resin, aluminium, cover film is by formation such as the metal foils of aluminium etc..
In addition, PTP sheet is manufactured by PTP packing machines.PTP packing machines include：It is formed on band-like container film above-mentioned
The device of bag portion；By device of the Contents Fill in bag portion；Sealing device cover film being installed on container film；According to
PTP sheet unit and the device etc. that the band-like PTP films obtained on container film are punched out is installed on to cover film.
As above-mentioned sealing device, people, which know, following types comprising：Film backing roll (lower sealed roller), at this
Multiple recess portions of bag portion can be received by being formed on the periphery of film backing roll；Heating roller (upper sealed roller), the heating roller itself
Periphery is pressed (such as referring to patent document 1 etc.) towards the periphery of above-mentioned film backing roll.Heating roller can be by being set to
The electric heater in portion etc. and generate heat.In addition, container film is located at film backing roll side, cover film is located at heating roller side, by two films
In the state of coincidence, which passes through between above-mentioned two roller, presses two films by two rollers on one side, on one side will envelope
Cover film is installed on container film by the fluid sealant thermal melting of facial mask as a result, on container film.
In addition, in order to realize firm sealing, it has been proposed that it is (prominent that cancellous convex strip portions are arranged on the surface of heating roller
Rise) technology (for example, with reference to patent document 2 etc.).It is above-mentioned convex when cover film to be installed on container film according to the technology
Item portion crimps in the way of in intrusion cover film and container film, as a result, forming cancellous sealing hole in PTP films
Eye.
But in the periphery of film backing roll, circumferentially alternately there is part (the recess portion shape that above-mentioned recess portion is formed side by side along it
At part), with do not formed above-mentioned recess portion flat condition part (flat condition part).Herein, it is installed on by cover film
When on container film, when above-mentioned two film is clamped by above-mentioned flat condition part and heating roller, above-mentioned two film is in its width
In the range of the whole region of direction, supported by film backing roll.The area for the part that cover film and convex strip portions are crimped as a result,
It is larger, and then it is smaller from convex strip portions to act on the pressure on cover film.
On the other hand, when cover film to be installed on container film, by by above-mentioned depression forming part and heating roller
When above-mentioned two film is clamped, above-mentioned two film is supported not over the position of the formation recess portion in film backing roll, but logical
The position for not forming recess portion crossed in film backing roll and supported.Then, the face for the part that cover film and convex strip portions are crimped
Product is smaller, and then it is larger from convex strip portions to act on the pressure on cover film.As a result, intrusion volume of the convex strip portions with respect to cover film
Greatly, in cover film, it is possible to create cracking, fracture along the shape of convex strip portions.
Then, it has been proposed that for making to be applied to the pressure of cover film in usually substantially certain method from convex strip portions, with
Just inhibit the generation (such as with reference to patent document 3 etc.) of cracking of cover film etc..In the method, according to scheduled program,
Be clamped the occasion of above-mentioned two film by above-mentioned flat condition part and heating roller, heating roller to the pressing force of film backing roll compared with
Greatly, in the occasion that above-mentioned two film is clamped by above-mentioned depression forming part and heating roller, which presses film backing roll
Pressure is smaller.
Existing technical literature
Patent document
Patent document 1：JP Laid-Open 11-227723 bulletins
Patent document 2：JP Tetsukai 2001-171619 bulletins
Patent document 3：JP Laid-Open 9-328174 bulletins
Invention content
Problems to be solved by the invention
But in the above-mentioned methods, in the variation etc. of the type with the PTP sheet produced, film backing roll will use recessed
The shape in portion, quantity, the occasion for configuring different types, must be requested that set journey again corresponding to the film backing roll newly used
The operation of sequence etc. will spend the time with the adjusting operation of the change of film backing roll.The danger reduced as a result, with productivity.
In addition, in the high-speed rotating occasion of film backing roll, possibly the adjustment of above-mentioned pressing force can not be made to follow film backing roll
Rotation.Then, the sealing device that the above method can be used is only limitted to film backing roll to compare the occasion of low speed rotation etc., above-mentioned
Method is difficult to use in high-speed rotating sealing device etc..
In addition, in the above-mentioned methods, the structure member of device is more, and the complicated of device, overall dimensions are big.By
This, may cause the cost of manufacture, the repair of device to increase etc..
It is proposed the present invention be directed to the above situation, the purpose of the present invention is to provide a kind of sealing device and PTP
Packing machine, can be prevented more reliably the cracking etc. of cover film, while can seek the increase for improving productivity, inhibiting cost.
Technical teaching for solving the problem was
Subitem ground illustrates each technical solution for being suitable for solving above-mentioned purpose below.In addition, as needed, to phase
The technical solution answered adds peculiar function and effect.
Technical solution 1 is related to a kind of sealing device, which includes：
Rotatable film backing roll in the periphery of the film backing roll there are multiple recess portions, multiple recess portion can receive to be formed
In multiple bag portions on band-like container film；
The periphery of itself of heating roller, the heating roller is pressed towards the periphery of above-mentioned film backing roll, and can be on one side
Band-like cover film is heated, is rotated on one side,
In the state of according to above-mentioned cover film is coincided with said vesse film by above-mentioned bag portion closed mode, pass through
Between above-mentioned two film is sent into above-mentioned two roller, to which above-mentioned cover film is installed on said vesse film, which is characterized in that
In the periphery of above-mentioned heating roller at least with pass through the opposite position of the above-mentioned cover film between above-mentioned two roller
Multiple convex strip portions are set, and multiple convex strip portions are according to the mesh for towards peripheral direction being in horn shape protrusion and parallelogram
The mode of shape is arranged,
Each region setting of parallelogram made of being surrounded by above-mentioned convex strip portions in the periphery of above-mentioned heating roller
Retainer, the retainer shape recessed in the top of relatively above-mentioned convex strip portions, the inclined degree of above-mentioned retainer be not as above
State convex strip portions,
According to when above-mentioned cover film to be installed on said vesse film, above-mentioned cover film can stop the sealing device with above-mentioned
The mode of dynamic portion's contact is constituted.
According to above-mentioned technical proposal 1, when cover film to be installed on container film, can make to be set to above-mentioned parallelogram
Retainer in each region of shape is contacted with cover film.In this state, a large amount of pressing force is born by retainer, can had
Effect ground keeps the contact of convex strip portions and cover film uniform, and intrusion volume that can be by convex strip portions with respect to cover film more reliably inhibits
Below the prescribed amount.It can be prevented more reliably the case where cover film generates cracking, fracture as a result,.Especially in accordance with above-mentioned skill
Art scheme 1 can still be prevented more reliably the tortoise of cover film even if when film backing roll high-speed rotating sealing device
It splits.
In addition, according to above-mentioned technical proposal 1, it, need not be with the change of film backing roll in the cracking etc. for preventing cover film
More equal troublesome adjusting operation, can be improved productivity.In addition, since feature is only that the shape of heating roller, therefore do not seal
The case where complicated, the overall dimensions of device become larger can seek the increase for inhibiting cost.
Technical solution 2 is related to the sealing device described in technical solution 1, which is characterized in that above-mentioned retainer and above-mentioned raised line
Portion abuts, and the week of above-mentioned retainer is surrounded by above-mentioned convex strip portions.
It is adjacent according to the whole region with convex strip portions in the region of above-mentioned parallelogram like according to above-mentioned technical proposal 2
Retainer is arranged in the mode connect.The part that convex strip portions can be prevented more reliably as a result, exceedingly invades feelings in cover film
Condition can make the contact of convex strip portions and cover film more uniform.As a result, can be more reliably by convex strip portions and cover film
Intrusion volume inhibits below the prescribed amount, situations such as being prevented more reliably the cracking of cover film.
Technical solution 3 is related to the sealing device described in technical solution 1 or 2, which is characterized in that in the periphery of above-mentioned heating roller
In above-mentioned parallelogram the setting of each region in relatively above-mentioned retainer and recessed shape backoff portion,
The sealing device is moved back in above-mentioned cover film with above-mentioned according to when above-mentioned cover film to be installed on said vesse film
It keeps away between portion and forms the mode in space and constitute.
According to above-mentioned technical proposal 3, when cover film to be installed on container film, it is formed between backoff portion and cover film
Space be used as the part of the generation relaxation in cover film, the sky that is present between the above-mentioned slack of cover film and container film
The discharge place of gas and the resin of bonding that is melted by heating roller etc..Then, cover film can be prevented more reliably
Above-mentioned slack be stopped portion and the clamping of film backing roll and the resin adverse current of fold or above-mentioned melting occur to sealing eyelet
The case where.It can seek to improve aesthetic feeling, leakproofness as a result,.
Technical solution 4 is related to the sealing device described in technical solution 3, which is characterized in that above-mentioned backoff portion is located at above-mentioned flat
Above-mentioned retainer is arranged in the center in the region of row quadrangle around above-mentioned backoff portion.
According to above-mentioned technical proposal 4, when cover film is installed on container film, the above-mentioned slack of cover film, two
The resin etc. of air and melting between a film is more reliably easy to be discharged to the sky being formed between backoff portion and cover film
Between.It can seek to further increase aesthetic feeling, leakproofness as a result,.
Technical solution 5 is related to the sealing device described in technical solution 4, which is characterized in that in the formation in above-mentioned heating roller
It states the relatively above-mentioned convex strip portions in position of retainer and above-mentioned backoff portion and slowly tilts, in the shape that tetrapyamid shape is recessed.
According to above-mentioned technical proposal 5, since the face from retainer to backoff portion is continuous, therefore can be easy in heating roller
Periphery forms retainer and backoff portion.The cost of reduction sealing device can be more efficiently sought as a result,.
In addition, the heating roller of above-mentioned technical proposal 5 can be obtained such as by following manner, which is：Relative to composition
The defined cylinder-like part of heating roller is carried out annular knurl processing twice using the different tool of the angle of sword and (is used to form convex
The annular knurl processing of retainer and backoff portion is processed and be used to form to the annular knurl in item portion).
Technical solution 6 is related to a kind of PTP packing machines, which includes described in any one of technical solution 1~5
Sealing device.
According to above-mentioned technical proposal 6, realize and the identical function and effect such as above-mentioned technical proposal 1.
In addition, PTP packing machines include：Bag portion formation mechanism, the bag portion formation mechanism is in the container film in band-like transport
Form bag portion；Filling mechanism, the filling mechanism is by Contents Fill in above-mentioned bag portion；Sealing device, the sealing device according to
By the closed mode of above-mentioned bag portion, band-like cover film is installed on said vesse film；Piece punching mechanism, the piece punching mechanism
According to PTP sheet unit, the band-like PTP films on said vesse film are installed on to above-mentioned cover film and are punched out.
Description of the drawings
Fig. 1 (a) is the stereogram for indicating PTP sheet, and Fig. 1 (b) is the stereogram for indicating PTP films；
Fig. 2 is the enlarged partial cross section for indicating PTP sheet；
Fig. 3 is the schematic diagram for the surface structure for indicating PTP packing machines；
Fig. 4 is the stereogram of film backing roll；
Fig. 5 is the stereogram of heating roller；
Fig. 6 is the expanded map of the peripheral surface of heating roller；
Fig. 7 is the outer peripheral portion enlarged cross-sectional view of heating roller；
Fig. 8 be indicate between film backing roll and heating roller by container film and cover film amplification profile schematic diagram；
Fig. 9 is the stereogram of the heating roller of the 2nd embodiment；
Figure 10 is the enlarged cross-sectional view of the outer peripheral portion of the heating roller of the 2nd embodiment；
Figure 11 be indicate between the heating roller and film backing roll of the 2nd embodiment by container film and cover film put
Heavy gauge schematic diagram；
Figure 12 is the enlarged cross-sectional view of the peripheral surface shape for the heating roller for indicating another embodiment.
Specific implementation mode
With reference to the accompanying drawings, embodiment is illustrated.
(the 1st embodiment)
As Fig. 1 (a), Fig. 1 (b) and it is shown in Fig. 2, PTP sheet 1 includes：Container film 3 with multiple bag portions 2；Cover
Film 4, the cover film 4 are installed on according to by 2 closed mode of bag portion on container film 3.Being received one at a time in bag portion 2 has work
For the tablet 5 of content.
The container film 3 of present embodiment by such as PP (polypropylene), PVC (polyvinyl chloride) etc. water white transparency thermoplasticity
The formation such as resin material, aluminium foil.
On the other hand, cover film 4 is by being coated on the surface by the opaque of the fluid sealant of the formation such as such as polyester resin
Material (such as aluminium foil etc.) and constitute.In addition, in cover film 4, the cancellous sealing eyelet (figure of parallelogram is formed
In be not shown).
PTP sheet 1 is manufactured by following manner (referring to Fig.1 (a)), and which is：To by band-like container film 3 and band-like envelope
The band-like PTP films 6 that facial mask 4 is formed are punched out in the form of sheets (referring to Fig.1 (b)).
Referring to Fig. 3, the general configuration of the PTP packing machines 10 for manufacturing above-mentioned PTP sheet 1 is illustrated.
As shown in Figure 3, in the most upstream side of PTP packing machines 10, the stock roll of band-like container film 3 is rolled up in web-like
Around.It is oriented to by guide roller 13 in the stretching end side of the container film 3 of web-like winding.Container film 3 is hung in the downstream side of guide roller 13
It is around in interval transport roller 14.Interval transport roller 14 is connect with the motor rotated with intermittent mode, is transported and is held with intermittent mode
Device film 3.
Between guide roller 13 and interval transport roller 14, along the conveying channel of container film 3, heater 15 and bag are set gradually
Portion's shaper 16.In addition, being heated to container film 3 by heater 15, it is in relatively soft state in the container film 3,
By bag portion shaper 16, multiple bag portions 2 are formed in the specified position of container film 3.By heater 15 and bag portion shaper 16,
Constitute the bag portion formation mechanism of present embodiment.It is dynamic in the transport of the container film 3 of interval transport roller 14 about the formation of bag portion 2
It is carried out when interval between work.
The container film 3 sent out from interval transport roller 14 is hung successively to be around on idler roller 18, guide roller 19 and film backing roll 20.
Since film backing roll 20 is connect with the motor centainly rotated, therefore continuously and with certain speed conveying containers film 3.Idler roller 18
In to the side for being tensioned container film 3 by elastic force and the state stretched, above-mentioned interval transport roller 14 and film backing roll are prevented
The difference of 20 transport action and caused by container film 3 flexure, to which container film 3 is always held at tensioning state.
Between guide roller 19 and film backing roll 20, the conveying channel of container film 3 is provided with tablet filler device 21.
Tablet filler device 21 has the function as the filling mechanism being automatically filled in tablet 5 in bag portion 2.Tablet filler device
21 is synchronous with the transport of the container film 3 of film backing roll 20 action, in such a way that every specified interval opens shutter, makes medicine
Piece 5 is fallen, and with the opening operation of the shutter, tablet 5 is filled in each bag portion 2.
Between tablet filler device 21 and film backing roll 20, along the conveying channel of container film 3, check device 22 is set.
The check device 22 carries out relating generally to the undesirable inspection of tablet, such as：Whether tablet 5 be reliably filled in each bag portion 2, medicine
Piece 5 has without exception, bag portion 2 to have foreign to be mixed into.
On the other hand, the stock roll for the cover film 4 having the shape of a strip is wound in most upstream side in web-like.
In the external part of the cover film 4 of web-like winding 25 side of heating roller is directed to by guide roller 24.Heating roller 25
It can be crimped with above-mentioned film backing roll 20, container film 3 and cover film 4 are sent between two rollers 20,25.Then, container film 3 and envelope
Facial mask 4 passes through in the case where heating crimped status between two rollers 20,25, and thus cover film 4 is pasted on container film 3, is passed through
Cover film 4 and bag portion 2 is closed.Manufacture tablet 5 is filled in the PTP films 6 in each bag portion 2 as a result,.Also, passing through film backing roll
20 and heating roller 25 constitute sealing device 23.About the structure of film backing roll 20 and heating roller 25, will be specifically described below.
The PTP films 6 sent out from film backing roll 20 are hung successively to be around on idler roller 27 and interval transport roller 28.Since interval is transported
It send roller 28 to be connect with the motor being rotated intermittently, therefore PTP films 6 is transported with intermittent mode.Idler roller 27 is in passing through elastic force
And the state for being tensioned the side of PTP films 6 and stretching, prevent above-mentioned film backing roll 20 and the transport of above-mentioned interval transport roller 28 from acting
Difference and caused by PTP films 6 flexure, to being always maintained at PTP films 6 in tensioning state.
Between film backing roll 20 and idler roller 27, along the conveying channel of PTP films 6, check device 29 is set.The inspection fills
Set the 29 damaged inspections for being substantially carried out the cracking of cover film 4, fracture etc..
The PTP films 6 sent out from interval transport roller 28 are hung successively to be around on idler roller 31 and interval transport roller 32.Due to interval
Transport roller 32 is connect with the motor being rotated intermittently, therefore transports PTP films 6 with intermittent mode.Idler roller 31 is in passing through bullet
Power and the state for being tensioned the side of PTP films 6 and stretching, prevent the difference that the transport of above-mentioned interval transport roller 28,32 acts from causing
PTP films 6 flexure.
Between interval transport roller 28 and idler roller 31, along the conveying channel of PTP films 6, it is disposed with slit and forms dress
Set 33 and marking press equipment 34.Slit forming apparatus 33 has forms the function of incision slit in the specified position of PTP films 6.Separately
Outside, marking press equipment 34 has the function of printing after making the specified position (such as label portion) of PTP films 6 carry quarter.
The PTP films 6 sent out from interval transport roller 32 are hung in side downstream and are around in idler roller 35 and continuous transport roller 36 successively
On.Between interval transport roller 32 and idler roller 35, piece blanking units 37 are set along the conveying channel of PTP films 6.Piece punching dress
37 are set with the function as the punching mechanism being punched out to PTP films 6 with 1 unit of PTP sheet.
The PTP sheet 1 being punched by piece blanking units 37 is transported by taking out conveyer 39, is temporarily stored in manufactured goods
In hopper 40.In addition, being determined as undesirable occasion by above-mentioned each check device 22,29, it is determined as undesirable PTP sheet
1 is separately discharged by not shown in the figure as bad output mechanism of output mechanism.
In the downstream side of above-mentioned continuous transport roller 36, Scissoring device 41 is set.Then, it is formed in rushing for piece blanking units 37
After cutting in band-like remaining offal timber portion (scrap portion) should not film portion 42 be directed to above-mentioned idler roller 35 and continuous transport roller
After 36, it is directed to Scissoring device 41.In addition, above-mentioned continuous transport roller 36 is crimped by driven voller, clamping is above-mentioned should not film portion 42
While, carry out transport action.Scissoring device 41 have according to regulation size cut should not film portion 42 and carry out waste treatment
Function.The waste carries out separately waste treatment after being stored in discarded hopper 43.
The structure of the film backing roll 20 in above-mentioned sealing device 23 is illustrated below.
Film backing roll 20 is according to can be rotation with the central shaft of itself by defined driving mechanism (such as motor etc.)
Axis and the mode that rotates are constituted.In addition, as shown in Figure 4, in the periphery of film backing roll 20, formation is multiple to receive bag portion
The recess portion 51 of 2 sagging shape.In addition, bag portion 2 is received in recess portion 51, in the state that bag portion 2 is hooked on film backing roll 20,
Film backing roll 20 rotates, and container film 3 is transported to downstream side as a result,.
In addition, above-mentioned each roller 14,19,28,31,32 etc. is in the position relationship that the roller surface and bag portion 2 face, but by
In, on the surface of each roller 14 etc. the recess portion of formation receiving bag portion 2 identical as film backing roll 20, therefore bag portion 2 will not damage by pressure.Separately
Outside, identical as film backing roll 20 in each roller 14 is equal, while bag portion 2 is received in recess portion, transport action is carried out, as a result,
Interval transport action, continuous transport action can reliably be carried out.
The structure of the heating roller 25 in above-mentioned sealing device 23 is illustrated below.
As Fig. 5, Fig. 6 and it is shown in Fig. 7, in the periphery of heating roller 25 with from least the above two rollers 20,25
Between the position that faces of the cover film 4 that passes through, multiple convex strip portions 61 are set, and multiple convex strip portions 61 are in angle towards peripheral direction
Shape (section is triangle) is prominent.Each convex strip portions 61 according to parallelogram (being square in the present embodiment) net
The mode of eye shape is arranged.In addition, the top that convex strip portions 61 refer to convex strip portions 61 in horn shape protrusion this point is in the meaning of horn shape substantially,
The top of convex strip portions 61 also can not be in the horn shape of stricti jurise.For example, the top of convex strip portions 61 also can in terms of microcosmic angle band
There are several bulbs, or is in flat condition.
In addition, the region 65 of the parallelogram surrounded between adjacent convex strip portions 61 in the periphery of heating roller 25
Each region, setting in respect to convex strip portions 61 top and recessed shape retainer 62.The inclined degree of retainer 62 is not
Such as convex strip portions 61, for example, for inclination more slow than convex strip portions 61 or being in flat condition.In addition, slowly inclination refers to：Retainer 62
With the variable quantity of the unit length of the inclined direction along retainer 62 of the shortest distance of the rotary shaft of heating roller 25, it is less than raised line
The variable quantity of the unit length of the inclined direction along convex strip portions 61 of the shortest distance of the rotary shaft of portion 61 and heating roller 25.Separately
Outside, flat condition refers to：It is assumed that the rotary shaft of heating roller 25 is set as central shaft, by the ideal cylinder of retainer 62 when,
The peripheral surface of the ideal cylinder overlaps (or parallel) with retainer 62, or is contacted with the peripheral surface of above-mentioned ideal cylinder, passes through
The imaginary plane of retainer 62 overlaps (or parallel) with retainer 62.
In the present embodiment, retainer 62 is flat condition, and the rectangular ring-type in terms of front.In addition, retainer 62
It is abutted with convex strip portions 61, and its week is surrounded by convex strip portions 61.
In addition, retainer 62 is formed in the position that the top away from convex strip portions 61 is defined depth.As a result, by cover film
4 when being installed on container film 3, and cover film 4 can be contacted with retainer 62 (with reference to Fig. 8).In addition, in the present embodiment, inciting somebody to action
When cover film 4 is installed on container film 3, by at least periphery of film backing roll 20 along the rotary shaft side of film backing roll 20
To and (that is, in convex strip portions 61 with respect to cover film when being formed with the part of recess portion 51 and heating roller 25 side by side and two film 3,4 be clamped
When 4 intrusion volume is easy to become larger), cover film 4 is contacted with retainer 62.
In addition, the corresponding region in the region 65 of above-mentioned parallelogram like in the periphery of heating roller 25, setting is in phase
The recessed backoff portion 63 to retainer 62.The backoff portion 63 of present embodiment sees rectangular flat condition, and position from front
Center in the region of above-mentioned parallelogram like 65, above-mentioned retainer 62 are located at the week around backoff portion 63.
In addition, backoff portion 63 is formed in away from the position that retainer 62 is prescribed depth.It is installed on as a result, by cover film 4
When on container film 3, space is formed between cover film 4 and backoff portion 63 (with reference to Fig. 8).
As being described in detail above, in the embodiment, when cover film 4 to be installed on container film 3, it can make
Retainer 62 is contacted with cover film 4.It can effectively make convex strip portions 61 and the contact of cover film 4 uniform as a result,.Can more may be used
Intrusion volume by ground by convex strip portions 61 with respect to cover film 4 inhibits below the prescribed amount.It can be prevented more reliably cover film as a result,
Cracking, fracture are generated on 4.Especially in accordance with present embodiment, even if for 20 high-speed rotating sealing device of film backing roll etc.
In the case of, it can still be prevented more reliably the situation of cracking of cover film 4 etc..
In addition, when preventing the cracking of cover film 4, it need not be with the troublesome of the change of film backing roll 20 etc.
Operation is adjusted, productivity can be improved.In addition, since feature is only that the shape of heating roller 25, therefore the structure of sealing device 23 is not
Complicated, size does not increase, and can seek the increase for inhibiting cost.
Further more, in the region of above-mentioned parallelogram like 65, set in the way of being abutted with the whole region of convex strip portions 61
Set retainer 62.Situation about can be prevented more reliably as a result, in a part excessively engaging-in cover film 4 of convex strip portions 61, can be into
One step keeps convex strip portions 61 and the contact of cover film 4 uniform.As a result, can be further reliably by the opposite envelope of convex strip portions 61
The intrusion volume of facial mask 4 inhibits below the prescribed amount, situations such as being further reliably prevented the cracking of cover film 4.
In addition, when cover film 4 to be installed on container film 3, the space being formed between backoff portion 63 and cover film 4 is used
Make in cover film 4 generation relaxation part, be present between the above-mentioned slack of cover film 4 and container film 3 air, with
And the discharge place of resin (fluid sealant) of bonding melted by heating roller 25 etc..Then, more reliably it can make cover
The above-mentioned slack of film 4 be stopped portion 62 and film backing roll 20 clamping or above-mentioned melting resin to sealing eyelet and adverse current
The case where.It can seek to improve aesthetic feeling, leakproofness as a result,.
Also, in the present embodiment, backoff portion 63 is located at the center in the region 65 of above-mentioned parallelogram like, retainer
62 are located at around it.Then, when cover film 4 to be installed on container film 3, the above-mentioned exposed portion of cover film 4, two films 3,
Air between 4, the resin etc. dissolved are more reliably easy to be discharged to the space being formed between backoff portion 63 and cover film 4
In.It can seek to further increase aesthetic feeling, leakproofness as a result,.
(the 2nd embodiment)
Then, centered on the difference with above first embodiment and the 2nd embodiment is illustrated.It is real the originally the 2nd
It applies in mode, as shown in Figure 9 and Figure 10, in particular, the structure of the retainer 82 of heating roller 75 and backoff portion 83 is different
In the structure of the retainer 62 and backoff portion 63 of above first embodiment.
Specifically, the region 85 of the parallelogram like surrounded between adjacent convex strip portions 81 in heating roller 75
Middle section is slowly tilted with respect to convex strip portions 81, in the shape that tetrapyamid shape is recessed.In addition, in heating roller 75 be in tetragonous
It is rule that the periphery side section (part abutted with convex strip portions 81) at taper and recessed position, which is formed in the top away from convex strip portions 81,
The position of fixed depth.As a result, when cover film 4 to be installed on container film 3, cover film 4 can connect with above-mentioned periphery side section
It touches (referring to Fig.1 1).That is, in this 2nd embodiment, retainer 82 is constituted by above-mentioned periphery side section.
In addition, in heating roller 75 in above-mentioned tetrapyamid shape and the most deep of the central side part at recessed position is formed in
Away from the position that retainer 82 is defined depth.As a result, when cover film 4 to be installed on container film 3, in above-mentioned central side
Divide and forms space (referring to Fig.1 1) between cover film 4.That is, in this 2nd embodiment, structure by above-mentioned center side section
At backoff portion 83.It is continuous surface from retainer 82 to the face of backoff portion 83 in addition, in this 2nd embodiment.
In addition, the heating roller 75 of this 2nd embodiment can such as be obtained by following manner, which is：It is opposite to constitute
The defined cylinder-like part of heating roller 75 carries out annular knurl processing using the 1st tool with defined sword, convex to be formed
Item portion 81, and carry out annular knurl different from the 2nd tool of the sword of the angle of the sword of above-mentioned 1st tool using with its angle and add
Work once forms retainer 82 and backoff portion 83 as a result,.
More than, according to this 2nd embodiment, substantially carry out function and effect identical with above first embodiment.
Further more, according to this 2nd embodiment, due to being continuous surface from retainer 82 to the face of backoff portion 83, therefore can be easy
Retainer 82 and backoff portion 83 are formed in the periphery of heating roller 75.It can more efficiently seek to reduce sealing device 23 as a result,
The cost of manufacture.
In addition, however it is not limited to the contents of the above embodiment, for example, can also implement as described below.Obviously, exist
Other example application, the version that do not enumerate below are also certainly possible.
(a) in the above-described embodiment, convex strip portions 61,81 are constituted according to square cancellous mode, but it
Can parallelogram (obviously include rectangle, diamond shape) mesh-shape.
(b) in the above-described embodiment, retainer 62,82 is abutted with convex strip portions 61,81, and full quilt around them
Convex strip portions 61,81 surround, but it's not limited to that for the structure of retainer.It then, also can be such as in above-mentioned parallelogram like
Region 65,85 in, by only with a part for convex strip portions 61,81 it is adjacent in the way of retainer is set.In addition, can also be according to only
The mode that dynamic portion is located at the center in the region 65,85 of above-mentioned parallelogram like is constituted.
(c) in the above-described embodiment, it is constituted in such a way that retainer 62,82 is located at around backoff portion 63,83, but
Also their position relationship can be changed.For example, can also be constituted in such a way that backoff portion is located at around retainer.
(d) peripheral shape of heating roller 25 is not limited to the above embodiment, also can be for example, as (Figure 12 is indicated Figure 12
The perpendicular section with aftermentioned convex strip portions 91) shown in as, be recessed curved according to the central shaft side towards heating roller 95
The multiple continuous modes of bent portions (circular arc portion) constitute the peripheral shape of heating roller 25.It is and adjacent upper in addition, in the occasion
The part for stating the horn shape of the boundary portion contact of bending part constitutes convex strip portions 91, pacifies with the convex strip portions 91 adjoining, by cover film 4
When loaded on container film 3, retainer 92 is constituted with the position that cover film 4 can contact, with the retainer 92 adjoining, by cover film
4 when being installed on container film 3, the position in space is formed between cover film 4 at it constitute backoff portion 93.
(e) in the above-described embodiment, it is provided with backoff portion 63,83, however, it is possible to be not provided with backoff portion.
(f) in the above-described embodiment, it is embodied for the occasion that content is tablet 5, still, not especially
Ground limits type, the shape etc. of content, or the content of such as food, electronic device capsule etc. is different from tablet 5
Type.
(g) in the above-described embodiment, the thermoplastic resin material shape that container film 3 passes through the water white transparency of PP, PVC etc.
At cover film 4 is formed with aluminium foil etc. for base material, but it's not limited to that for the material of each film 3,4, and other materials can also be used
Matter.
For example, about container film 3, it can be transparent or translucent film, can also be formed by other raw material.Separately
Outside, however it is not limited to which the film of the colored transparent of red, transparent etc. can also be used in the container film 3 of water white transparency.
(h) in the above-described embodiment, PTP films 6 are corresponding with 1 amount according to its quantity is arranged with along its width direction
The mode of bag portion 2 constitute, but it's not limited to that, also can be arranged with its quantity and multiple according to along its width direction
The mode for measuring corresponding bag portion 2 is constituted.
In addition, the structure of PTP films 6 is can also correspond to, the quantity of the appropriate recess portion 51 for changing film backing roll 20, position.
The explanation of label：
Label 1 indicates PTP sheet；
Label 2 indicates bag portion；
Label 3 indicates container film；
Label 4 indicates cover film；
Label 5 indicates tablet (content)；
Label 10 indicates PTP packing machines；
Label 20 indicates film backing roll；
Label 23 indicates sealing device；
Label 25,75,95 indicates heating roller；
Label 51 indicates recess portion；
Label 61,81,91 indicates convex strip portions；
Label 62,82,92 indicates retainer；
Label 63,83,93 indicates backoff portion.
Claims (6)
1. a kind of sealing device, the sealing device include：
Revolvable film backing roll in the periphery of the film backing roll there are multiple recess portions, multiple recess portion can receive and be formed in band
Multiple bag portions on the container film of shape；
The periphery of itself of heating roller, the heating roller is pressed towards the periphery of above-mentioned film backing roll, and can be on one side to band
The cover film of shape is heated, and is rotated on one side,
In the state of according to above-mentioned cover film is coincided with said vesse film by above-mentioned bag portion closed mode, by will be upper
It states two films to be sent between above-mentioned two roller, to which above-mentioned cover film to be installed on said vesse film, which is characterized in that
Being at least arranged with by the opposite position of the above-mentioned cover film between above-mentioned two roller in the periphery of above-mentioned heating roller
Multiple convex strip portions, multiple convex strip portions are according to prominent and parallelogram in section triangle shape towards peripheral direction
Cancellous mode is arranged,
Each region setting stop of parallelogram made of being surrounded by above-mentioned convex strip portions in the periphery of above-mentioned heating roller
Portion, the retainer shape recessed in the top of relatively above-mentioned convex strip portions, above-mentioned retainer are to be tilted more than above-mentioned convex strip portions
It is slow or be in flat condition,
For the sealing device according to when above-mentioned cover film to be installed on said vesse film, above-mentioned cover film can be with above-mentioned retainer
The mode of contact is constituted.
2. sealing device according to claim 1, which is characterized in that above-mentioned retainer is abutted with above-mentioned convex strip portions, and
The week of above-mentioned retainer is surrounded by above-mentioned convex strip portions.
3. sealing device according to claim 1 or 2, which is characterized in that above-mentioned flat in the periphery of above-mentioned heating roller
Each region setting of row quadrangle backoff portion of recessed shape in relatively above-mentioned retainer,
The sealing device is according to when above-mentioned cover film to be installed on said vesse film, in above-mentioned cover film and above-mentioned backoff portion
Between formed space mode constitute.
4. sealing device according to claim 3, which is characterized in that above-mentioned backoff portion is located at the area of above-mentioned parallelogram
The center in domain,
Above-mentioned retainer is set around above-mentioned backoff portion.
5. sealing device according to claim 4, which is characterized in that the above-mentioned retainer of formation in above-mentioned heating roller and upper
The relatively above-mentioned convex strip portions inclination in position for stating backoff portion is more slow, and in the recessed shape of tetrapyamid shape.
6. a kind of PTP packing machines, which includes the sealing device described in any one of Claims 1 to 5.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014208518A JP6152080B2 (en) | 2014-10-10 | 2014-10-10 | Sealing device and PTP packaging machine |
| JP2014-208518 | 2014-10-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106143977A CN106143977A (en) | 2016-11-23 |
| CN106143977B true CN106143977B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510133138.3A Active CN106143977B (en) | 2014-10-10 | 2015-03-25 | Sealing device and PTP packing machines |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6152080B2 (en) |
| CN (1) | CN106143977B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2018264740A1 (en) | 2017-05-08 | 2019-11-28 | Sparkle Innovations B.V. | Method and system for manufacture and filling with a sterile liquid of a tubular packaging |
| CN112340112B (en) * | 2020-11-23 | 2022-02-08 | 柳州市得华食品有限公司 | Food packaging equipment |
| EP4332005A1 (en) * | 2022-07-22 | 2024-03-06 | Tecnicam - S.r.l. | Apparatus for closing blister packs |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5392042U (en) * | 1977-12-06 | 1978-07-27 | ||
| JP2000281008A (en) * | 1999-03-25 | 2000-10-10 | Omori Mach Co Ltd | Ptp packaging device |
| JP2001171619A (en) * | 1999-12-21 | 2001-06-26 | Sumitomo Bakelite Co Ltd | Ptp packaging body, sealing method and sealing apparatus |
| CN2631947Y (en) * | 2003-06-13 | 2004-08-11 | 林德平 | Photoelectric register set of roller heat-sealing bubble cap packer |
| JP4424951B2 (en) * | 2003-09-12 | 2010-03-03 | 株式会社輝 | Packaging equipment |
| JP4545664B2 (en) * | 2005-09-08 | 2010-09-15 | シーケーディ株式会社 | PTP sheet manufacturing equipment |
| EP2184158B1 (en) * | 2008-11-05 | 2011-01-12 | Uhlmann Pac-Systeme GmbH & Co. KG | Device for roll sealing films |
| JP5997201B2 (en) * | 2014-04-30 | 2016-09-28 | Ckd株式会社 | Sealing device and PTP packaging machine |
-
2014
- 2014-10-10 JP JP2014208518A patent/JP6152080B2/en active Active
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| Publication number | Publication date |
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| CN106143977A (en) | 2016-11-23 |
| JP2016078854A (en) | 2016-05-16 |
| JP6152080B2 (en) | 2017-06-21 |
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