CN209365475U - A kind of polybag apparatus for continuous formation - Google Patents

Abstract

The utility model discloses a kind of polybag apparatus for continuous formation, including upper device is cut off in the sealing of rack, transmission device, side hot-press arrangement, end edge and lower device is cut off in end edge sealing；Upper device is cut off in end edge sealing and end edge sealing is cut off upper device and is located between two groups of transmission units in left side；It includes a pair of upper driven roller that upper device is cut off in end edge sealing；Driven roller passes through upper synchronous band connection in a pair；Upper driven roller constant speed rotation in the same direction synchronous with the driven roller of upside；Several end edge sealings are uniformly installed on upper synchronous belt and cut off upper unit；It includes a pair of lower driven roller that lower device is cut off in end edge sealing；The lower driven roller of a pair passes through lower synchronous band connection；Lower driven roller constant speed rotation in the same direction synchronous with the driven roller of downside；Under synchronize to take several end edges sealing cutting lower units be uniformly installed.The case where the utility model can be continuously shaped, is not necessarily to pause, and high production efficiency is not in material accumulation；Adapt to various sizes of plastics bag forming.

Description

A kind of polybag apparatus for continuous formation

Technical field

The utility model relates to fenestrated membrane production equipment fields, and in particular to a kind of polybag apparatus for continuous formation.

Background technique

Polybag is essential article in people's daily life, is often used to contain other articles.Inexpensively, again because of it The advantages of amount is extremely light, capacity is big, convenient for storing is widely used.Polybag in the production process, is needed two layers of single thin film Rewinding becomes bilayer film together, then the bilayer film after rewinding is cut into the plastic sheet of segment, and postmenstruation carries out hot pressing, Just at putting down common polybag.Existing polybag cutting machine generally includes transport mechanism and emptying roller, and transport mechanism includes passing Band is sent, the plastic film on emptying roller is sent to below cutter by conveyer belt, then is moved down cutter and cut to polybag.? In cutting process, since conveyer belt is movement always, polybag will be transmitted always to cutter lower section, therefore, when cutter moves down When cutting to polybag, subsequent polybag will cause polybag cutting driven by the conveyor belt constantly close to cutter The side of knife is arched upward or is accumulated, so that laminated plastics bag is cut simultaneously in cutting process next time, to be easy to produce Substandard products waste production cost.

Utility model content

The purpose of this utility model is connected in view of the shortcomings of the prior art, provide a kind of polybag apparatus for continuous formation The case where continuous molding is not necessarily to pause, and high production efficiency is not in material accumulation；Adapt to various sizes of plastics bag forming.

The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of polybag apparatus for continuous formation, including Rack, transmission device, side hot-press arrangement, upper device is cut off in end edge sealing and lower device is cut off in end edge sealing；Centered on rack Form the poroid rectangle frame of the perforative rectangle in left and right；Transmission device includes three groups of transmission units being distributed from left to right；Every group Transmission unit includes the driven roller of a pair of setting symmetrical above and below；Driven roller is articulated between the front-rear side walls of rack；All drivings The synchronous rotation and revolving speed of roller are identical；The rotating clockwise of three driven rollers of upside, the inverse time of three driven rollers of downside Needle rotation；Side hot-press arrangement is arranged between two groups of transmission units on right side；Side hot-press arrangement includes a pair of symmetrical above and below The side heat-pressure unit of setting；Side heat-pressure unit includes a pair of of symmetrically arranged side hot-pressing roller in front and back；One opposite side hot pressing Roller is synchronized close to or far from adjustment setting；Upper device is cut off in end edge sealing and end edge sealing cuts off lower device and is located at the two of left side Between group transmission unit and end edge sealing cuts off upper device and is located at the surface that lower device is cut off in end edge sealing；End edge sealing is cut Disconnected upper device includes a pair of upper driven roller being symmetrical set；Driven roller passes through upper synchronous band connection in a pair；Upper driven roller Constant speed rotation in the same direction synchronous with the driven roller of upside；Several end edge sealings are uniformly installed on upper synchronous belt and cut off upper unit；End It includes a pair of lower driven roller being symmetrical set that edge sealing, which cuts off lower device,；The lower driven roller of a pair passes through lower synchronous band connection； Lower driven roller constant speed rotation in the same direction synchronous with the driven roller of downside；Under synchronize to take and be uniformly equipped under the sealing cutting of several end edges Unit；Upper unit is cut off in end edge sealing and end edge sealing cutting lower unit is arranged in a one-to-one correspondence.

As a preferred embodiment of the above technical solution, end edge sealing cut off upper unit include lifting be arranged in it is upper on upper synchronous belt Support plate；Upper backup pad forms hot pressing closed plate and right abutment plate on the end face far from upper synchronous belt；When upper backup pad is in When the downside of upper synchronous belt, hot pressing closed plate and right abutment plate are arranged from left to right；End face of the upper backup pad far from upper synchronous belt On be fixed with cutting cylinder；Cylinder is cut off between hot pressing closed plate and right abutment plate；It cuts off fixed on the piston rod of cylinder There is cutter；End edge sealing cutting lower unit includes the lower supporting plate that lower synchronous belt is arranged in lifting；Lower supporting plate is far from lower synchronization Left support plate and right support plate are formed on the end face of band；When lower supporting plate is in the upside of lower synchronous belt, left support plate and Right support plate is arranged from left to right；Lower supporting plate is inserted with telescopic rod on the end face far from lower synchronous belt；Telescopic rod is located at left branch Between fagging and right support plate；Telescopic rod forms middle support plate far from one end of lower synchronous belt；Pressure spring is arranged on telescopic rod； One end of pressure spring is fixed in middle support plate, the other end is fixed on lower supporting plate；When upper backup pad is under upper synchronous belt When side, lower supporting plate are in the upside of lower synchronous belt, hot pressing closed plate is located at the surface of left support plate, cutter is located at middle support The surface of plate, right abutment plate are located at the surface of right support plate.

As a preferred embodiment of the above technical solution, it further includes upper lifting cylinder that upper unit is cut off in end edge sealing；Upper lifting cylinder It is vertically fixed on synchronous belt；Upper backup pad is fixed on the piston rod of lifting cylinder；End edge sealing cutting lower unit is also Including lower lifting cylinder；Lower lifting cylinder is synchronized under being vertically fixed on and is taken；Lower supporting plate is fixed on the piston of lower lifting cylinder On bar.

As a preferred embodiment of the above technical solution, side heat-pressure unit further includes support frame；A pair of supporting is in " Qian " font And it is open and is oppositely arranged up and down；Rotation center column is respectively fixed on the front/rear end of support frame；A pair of of rotation center column pivot It connects on the front-rear side walls of rack；Rotating electric machine is fixed on the front side wall of rack；The output shaft of rotating electric machine and front upper side The front end of rotation center column is fixedly connected；Driving gear is fixed on rotation center column；The ipsilateral driving gear of a pair of supporting Engagement；The equally distributed front and back guide rod in several left and right is formed between the front and back vertical portion of support frame；The front and back of support frame is perpendicular Front and back, which is articulated with, between straight portion drives threaded rod；The rear and front end of front and back driving threaded rod, which forms, rotates opposite threaded portion； The symmetrically arranged side hot pressing support plate in a pair of front and back is arranged on the guide rod of front and back；Before one opposite side hot pressing support plate is screwed onto Afterwards on the different threaded portion of driving threaded rod；Front and back driving motor is fixed on the vertical portion of the front side of support frame；Front and back driving The output shaft of motor is fixedly connected with the front end of front and back driving threaded rod；The lower end of side hot pressing support plate is articulated with roller center Axis；One opposite side hot-pressing roller is fixed on the separate one end of a pair of rolls central axis.

As a preferred embodiment of the above technical solution, when upper backup pad is in the downside of upper synchronous belt, hot pressing closed plate and the right side End face of the abutment plate far from upper synchronous belt be concordant, cutter cutting edge is located between the upper and lower end face of hot pressing closed plate；Instantly it supports When plate is in the upside of lower synchronous belt, the end face of left support plate, middle support plate, right support plate far from lower synchronous belt is concordant.

The utility model has the beneficial effects that: continuously shaped, without pausing, high production efficiency is not in material heap Long-pending situation；Adapt to various sizes of plastics bag forming.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the section of the utility model；

Fig. 2 is the structural schematic diagram of the right view of the work department of the side heat-pressure unit of the downside of the utility model.

In figure, 10, rack；20, transmission device；21, driven roller；30, side hot-press arrangement；31, gear is driven；32, it revolves Turn newel；33, support frame；331, front and back guide rod；34, front and back drives threaded rod；35, side hot pressing support plate；36, in roller Mandrel；37, side hot-pressing roller；40, upper device is cut off in end edge sealing；41, upper driven roller；42, upper synchronous belt；43, end edge is sealed Unit in cutting；431, upper lifting cylinder；432, upper backup pad；433, hot pressing closed plate；434, cylinder is cut off；435, cutter； 436, right abutment plate；50, lower device is cut off in end edge sealing；51, lower driven roller；52, lower synchronous belt；53, under end edge sealing cutting Unit；531, lower lifting cylinder；532, lower supporting plate；533, left support plate；534, pressure spring；535, middle support plate；5351, it stretches Contracting bar；536, right support plate；60, topmost thin film；70, lower film.

Specific embodiment

As shown in Figure 1 and Figure 2, a kind of polybag apparatus for continuous formation, including rack 10, transmission device 20, side hot pressing dress It sets the sealing of 30, end edge and cuts off upper device 40 and the lower device 50 of end edge sealing cutting；It is perforative that left and right is formed centered on rack 10 The poroid rectangle frame of rectangle；Transmission device 20 includes three groups of transmission units being distributed from left to right；Every group of transmission unit includes one To the driven roller 21 of setting symmetrical above and below；Driven roller 21 is articulated between the front-rear side walls of rack 10；All driven rollers 21 it is same Step rotates and revolving speed is identical；The rotating clockwise of three driven rollers 21 of upside, three driven rollers 21 of downside it is counterclockwise Rotation；Side hot-press arrangement 30 is arranged between two groups of transmission units on right side；Side hot-press arrangement 30 includes a pair of right up and down Claim the side heat-pressure unit of setting；Side heat-pressure unit includes a pair of of symmetrically arranged side hot-pressing roller 37 in front and back；One opposite side Hot-pressing roller 37 is synchronized close to or far from adjustment setting；Upper device 40 is cut off in end edge sealing and lower device 50 is cut off in end edge sealing Between two groups of transmission units in left side and end edge sealing cuts off upper device 40 and is located at the lower device 50 of end edge sealing cutting Surface；It includes a pair of upper driven roller 41 being symmetrical set that upper device 40 is cut off in end edge sealing；Driven roller 41 is logical in a pair Cross the connection of synchronous belt 42；Upper driven roller 41 constant speed rotation in the same direction synchronous with the driven roller 21 of upside；On upper synchronous belt 42 uniformly Several end edge sealings are installed and cut off upper unit 43；It includes a pair of lower drive being symmetrical set that lower device 50 is cut off in end edge sealing Dynamic roller 51；The lower driven roller 51 of a pair is connected by lower synchronous belt 52；Lower driven roller 51 it is synchronous with the driven roller 21 of downside in the same direction etc. Speed rotation；Several end edge sealing cutting lower units 53 are uniformly installed on lower synchronous belt 52；Upper 43 He of unit is cut off in end edge sealing End edge sealing cutting lower unit 53 is arranged in a one-to-one correspondence.

As shown in Figure 1, it includes the upper backup pad that lifting is arranged on upper synchronous belt 42 that upper unit 43 is cut off in end edge sealing 432；Upper backup pad 432 forms hot pressing closed plate 433 and right abutment plate 436 on the end face far from upper synchronous belt 42；When upper branch When fagging 432 is in the downside of upper synchronous belt 42, hot pressing closed plate 433 and right abutment plate 436 are arranged from left to right；Upper backup pad Cutting cylinder 434 is fixed on 432 end faces far from upper synchronous belt 42；Cutting cylinder 434 is located at hot pressing closed plate 433 and the right side Between abutment plate 436；It cuts off and is fixed with cutter 435 on the piston rod of cylinder 434；End edge sealing cutting lower unit 53 includes lifting The lower supporting plate 532 of lower synchronous belt 52 is set；Lower supporting plate 532 forms left support plate on the end face far from lower synchronous belt 52 533 and right support plate 536；When lower supporting plate 532 is in the upside of lower synchronous belt 52, left support plate 533 and right support plate 536 are arranged from left to right；Lower supporting plate 532 is inserted with telescopic rod 5351 on the end face far from lower synchronous belt 52；Telescopic rod 5351 Between left support plate 533 and right support plate 536；Telescopic rod 5351 forms middle support plate far from one end of lower synchronous belt 52 535；Pressure spring 534 is arranged on telescopic rod 5351；One end of pressure spring 534 is fixed in middle support plate 535, the other end is fixed on down In support plate 532；When upper backup pad 432 is in the downside of upper synchronous belt 42, lower supporting plate 532 is in the upper of lower synchronous belt 52 When side, hot pressing closed plate 433 is located at the surface of left support plate 533, cutter 435 is located at surface, the right side of middle support plate 535 and supports Backup plate 436 is located at the surface of right support plate 536.

As shown in Figure 1, it further includes upper lifting cylinder 431 that upper unit 43 is cut off in end edge sealing；Upper lifting cylinder 431 is vertically solid It is scheduled on synchronous belt 42；Upper backup pad 432 is fixed on the piston rod of lifting cylinder 431；End edge sealing cutting lower unit 53 further include lower lifting cylinder 531；Lower lifting cylinder 531 is vertically fixed on lower synchronous belt 52；Lower supporting plate 532 is fixed on down On the piston rod of lifting cylinder 531.

As shown in Figure 1 and Figure 2, side heat-pressure unit further includes support frame 33；A pair of supporting 33 in " Qian " font and Opening is oppositely arranged up and down；Rotation center column 32 is respectively fixed on the front/rear end of support frame 33；A pair of of rotation center column 32 It is articulated on the front-rear side walls of rack 10；Rotating electric machine is fixed on the front side wall of rack 10；The output shaft of rotating electric machine is with before The front end of the rotation center column 32 of upside is fixedly connected；Driving gear 31 is fixed on rotation center column 32；A pair of supporting 33 Ipsilateral driving gear 31 engages；The equally distributed front and back guiding in several left and right is formed between the front and back vertical portion of support frame 33 Bar 331；It is articulated with front and back between the front and back vertical portion of support frame 33 and drives threaded rod 34；The front and back two of front and back driving threaded rod 34 End, which forms, rotates opposite threaded portion；Symmetrically arranged side hot pressing supports before and after being arranged with a pair on front and back guide rod 331 Plate 35；One opposite side hot pressing support plate 35 is screwed on the different threaded portion of front and back driving threaded rod 34；The front side of support frame 34 Vertical portion on be fixed with front and back driving motor；The output shaft of front and back driving motor and the front end of front and back driving threaded rod 34 are fixed Connection；The lower end of side hot pressing support plate 35 is articulated with roller center axis 36；One opposite side hot-pressing roller 37 is fixed on a pair of of roller center The separate one end of axis 36.

As shown in Figure 1, when upper backup pad 432 is in the downside of upper synchronous belt 42, hot pressing closed plate 433 and right abutment plate 436 end faces far from upper synchronous belt 42 are concordant, cutter 435 cutting edge is located between the upper and lower end face of hot pressing closed plate 433；Instantly When support plate 532 is in the upside of lower synchronous belt 52, left support plate 533, middle support plate 535, right support plate 536 are far from similarly hereinafter The end face for walking band 52 is concordant.

The working principle of polybag apparatus for continuous formation:

Original state: an opposite side hot-pressing roller 37 of upside and 37 lie farthest away of an opposite side hot-pressing roller of downside, wherein One of end edge sealing cut off that upper unit 43 be in the downside of upper synchronous belt 42, lower unit 53 is cut off in one of them end edge sealing Upside in lower synchronous belt 52 and this end edge sealing cutting lower unit 53 be located at end edge sealing cutting above unit 43 just under Side；532 lie farthest away of upper backup pad 432 and lower supporting plate thereon,

When work, topmost thin film 60 and the distribution of about 70 lower film and right-to-left pass through three pairs of driven rollers 21 it Between, and topmost thin film 60 and about 70 lower film are close to；

The spacing between an opposite side hot-pressing roller 37 of upside and an opposite side hot-pressing roller 37 of downside is adjusted first, so Three pairs of 21 synchronous averagings of driven roller afterwards, in this way drive topmost thin film 60 and 70 right-to-left of lower film are mobile, then an opposite side Side hot-pressing roller 37 and an opposite side hot-pressing roller 37 of downside are close, the rear and front end quilt of such topmost thin film 60 and lower film 70 The heat-sealing of two opposite side hot-pressing rollers 37, then such topmost thin film 60 and lower film 70 continue to move ahead, while upper synchronous belt 42 With lower 52 synchronous averaging of synchronous belt, the movement speed of such topmost thin film 60 and lower film 70 and upper synchronous belt 42 and lower synchronous Speed with 52 is equal, i.e., end edge seals cutting lower unit 53 and end edge sealing cuts off upper unit 43 as topmost thin film 60 is under 70 constant speed movement of layer film, then the decline of upper backup pad 432, lower supporting plate 532 rise, and such hot pressing closed plate 433 is across upper Layer film 60 and lower film 70 abut against left support plate 533, carry out in this way to the right end of topmost thin film 60 and lower film 70 Heat-sealing, right abutment plate 436 abut against right support plate 536 across topmost thin film 60 and lower film 70；Then the decline of cutter 435 is cut Disconnected topmost thin film 60 and lower film 70,532 return of last upper backup pad 432 and lower supporting plate, according to above-mentioned principle, Ke Yi The case where in the state of not stopping, polybag is continuously shaped, and such high production efficiency is not in material accumulation.

The above content is only the better embodiment of the utility model, for those of ordinary skill in the art, according to this The thought of utility model, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be understood For limitations of the present invention.

Claims (5)

1. a kind of polybag apparatus for continuous formation, it is characterised in that: including rack (10), transmission device (20), side hot pressing dress Set (30), upper device (40) are cut off in end edge sealing and lower device (50) are cut off in end edge sealing；Rack forms a left side centered on (10) The poroid rectangle frame of right perforative rectangle；Transmission device (20) includes three groups of transmission units being distributed from left to right；Every group of transmission Unit includes the driven roller (21) of a pair of setting symmetrical above and below；Driven roller (21) is articulated between the front-rear side walls of rack (10)； The synchronous rotation and revolving speed of all driven rollers (21) are identical；The rotating clockwise of three driven rollers (21) of upside, downside The rotation counterclockwise of three driven rollers (21)；Side hot-press arrangement (30) is arranged between two groups of transmission units on right side；Side Hot-press arrangement (30) includes the side heat-pressure unit of a pair of setting symmetrical above and below；Side heat-pressure unit includes that a pair of of front and back is symmetrically set The side hot-pressing roller (37) set；One opposite side hot-pressing roller (37) is synchronized close to or far from adjustment setting；In end edge sealing cutting Device (40) and end edge sealing are cut off lower device (50) and are located between two groups of transmission units in left side and in end edge sealing cutting Device (40) is located at the surface that lower device (50) are cut off in end edge sealing；It includes a pair of of left and right that upper device (40) are cut off in end edge sealing Symmetrically arranged upper driven roller (41)；Driven roller (41) is connected by upper synchronous belt (42) in a pair；Upper driven roller (41) with it is upper The driven roller (21) of side synchronizes constant speed rotation in the same direction；Several end edge sealings are uniformly installed on upper synchronous belt (42) and cut off upper unit (43)；It includes a pair of lower driven roller (51) being symmetrical set that lower device (50) are cut off in end edge sealing；The lower driven roller of a pair (51) it is connected by lower synchronous belt (52)；Lower driven roller (51) constant speed rotation in the same direction synchronous with driven roller (21) of downside；Similarly hereinafter Several end edge sealing cuttings lower unit (53) are uniformly installed on step band (52)；Upper unit (43) and end edge envelope are cut off in end edge sealing Mouth cutting lower unit (53) is arranged in a one-to-one correspondence.

2. a kind of polybag apparatus for continuous formation according to claim 1, it is characterised in that: upper unit is cut off in end edge sealing It (43) include upper backup pad (432) of the lifting setting on upper synchronous belt (42)；Upper backup pad (432) is far from upper synchronous belt (42) End face on form hot pressing closed plate (433) and right abutment plate (436)；When upper backup pad (432) are in upper synchronous belt (42) Downside when, hot pressing closed plate (433) and right abutment plate (436) are arranged from left to right；Upper backup pad (432) is far from upper synchronous belt (42) cutting cylinder (434) is fixed on end face；Cutting cylinder (434) is located at hot pressing closed plate (433) and right abutment plate (436) between；It cuts off and is fixed with cutter (435) on the piston rod of cylinder (434)；End edge sealing cutting lower unit (53) includes rising Lower supporting plate (532) of the drop setting in lower synchronous belt (52)；It is formed on the end face of lower supporting plate (532) separate lower synchronous belt (52) There are left support plate (533) and right support plate (536)；When lower supporting plate (532) are in the upside of lower synchronous belt (52), left support Plate (533) and right support plate (536) are arranged from left to right；It is plugged on the end face of lower supporting plate (532) separate lower synchronous belt (52) There are telescopic rod (5351)；Telescopic rod (5351) is located between left support plate (533) and right support plate (536)；Telescopic rod (5351) One end far from lower synchronous belt (52) forms middle support plate (535)；Pressure spring (534) are arranged on telescopic rod (5351)；Pressure spring (534) one end is fixed on middle support plate (535), the other end is fixed on lower supporting plate (532)；When upper backup pad (432) When downside, lower supporting plate (532) in upper synchronous belt (42) are in the upside of lower synchronous belt (52), hot pressing closed plate (433) It is located at the surface of middle support plate (535), right abutment plate (436) position positioned at the surface of left support plate (533), cutter (435) In the surface of right support plate (536).

3. a kind of polybag apparatus for continuous formation according to claim 2, it is characterised in that: upper unit is cut off in end edge sealing It (43) further include upper lifting cylinder (431)；Upper lifting cylinder (431) is vertically fixed on synchronous belt (42)；Upper backup pad (432) it is fixed on the piston rod of lifting cylinder (431)；End edge sealing cutting lower unit (53) further includes lower lifting cylinder (531)；Lower lifting cylinder (531) is vertically fixed on lower synchronous belt (52)；Lower supporting plate (532) is fixed on lower lifting cylinder (531) on piston rod.

4. a kind of polybag apparatus for continuous formation according to claim 1, it is characterised in that: side heat-pressure unit further includes Support frame (33)；A pair of supporting (33) is oppositely arranged in " Qian " font and above and below being open；The front/rear end of support frame (33) On be respectively fixed with rotation center column (32)；A pair of of rotation center column (32) is articulated on the front-rear side walls of rack (10)；Rack (10) rotating electric machine is fixed on front side wall；The front end of the rotation center column (32) of the output shaft and front upper side of rotating electric machine is solid Fixed connection；Driving gear (31) is fixed on rotation center column (32)；The ipsilateral driving gear (31) of a pair of supporting (33) is nibbled It closes；The equally distributed front and back guide rod (331) in several left and right is formed between the front and back vertical portion of support frame (33)；Support frame (33) it is articulated with front and back between front and back vertical portion and drives threaded rod (34)；Front and back drives the rear and front end molding of threaded rod (34) Have and rotates opposite threaded portion；The symmetrically arranged side hot pressing support plate in a pair of front and back is arranged on front and back guide rod (331) (35)；One opposite side hot pressing support plate (35) is screwed on the different threaded portion of front and back driving threaded rod (34)；Support frame (33) Front side vertical portion on be fixed with front and back driving motor；The output shaft of front and back driving motor and front and back drive threaded rod (34) Front end is fixedly connected；The lower end of side hot pressing support plate (35) is articulated with roller center axis (36)；One opposite side hot-pressing roller (37) is solid It is scheduled on the separate one end of a pair of rolls central axis (36).

5. a kind of polybag apparatus for continuous formation according to claim 2, it is characterised in that: at upper backup pad (432) When the downside of upper synchronous belt (42), the end face of hot pressing closed plate (433) and right abutment plate (436) far from upper synchronous belt (42) is flat Together, the cutting edge of cutter (435) is located between the upper and lower end face of hot pressing closed plate (433)；When lower supporting plate (532) are in lower synchronization When the upside of band (52), the end of left support plate (533), middle support plate (535), right support plate (536) far from lower synchronous belt (52) Face is concordant.