Original position point sealing mechanism
Technical field
The present invention relates to a kind of plastic cup automatic production lines technology, more particularly, it relates to a kind of original position point sealing mechanism.
Background technology
Along with social development, people's living standard also improves gradually, Diet concept also constantly changes, conveniently, save time, directly edible food and drink just becomes a requisite part in their life, if but directly edible beverage is directly exposed in air, will pollute beverage, the health of harm people, so a lot of plastic cup beverage all can add last layer plastic film at rim of a cup now, the plastic cup beverage that such people drink in daily life is not only very clean, and easy to carry.At present following two operations are divided into the rim of a cup blooming of plastic cup beverage: put film and sealer, and these two operations all adopt manual operations mostly, but when putting film by hand, film paper is easy to pollute, and manual put film and lavish labor on, add the labour intensity of operator, and efficiency is low, the center being placed on plastic cup that manual operation also can make film paper not unify, affect the outward appearance of product, difficulty can be brought to follow-up sealer operation, in order to solve the problem, application number be 2011204129371 utility model provide a kind of film-placing device for plastic cup sealing machine.
By a series of driver train such as cylinder and rack-and-gear, after film paper holds by driving sucker, automatically film paper is put into position corresponding on plastic cup, realize film paper automatic, put accurately, when film paper the opening part of plastic cup put complete after, plastic cup is delivered in sealer machine by travel line again, seals film paper, completes the sealing of plastic cup.
But in practical operation, there is following problem: owing to being only just placed on plastic cup by film paper, film paper is not fixed on the bottleneck of plastic cup, like this when conveying, because film paper is very light, very easily being blown away or being shifted after plastic cup vibration, like this when encapsulating rim of a cup, the seal location of plastic sheeting still can be caused inaccurate but; In addition, owing to have employed rack pinion, after long-time use, rack-and-gear easily weares and teares, and causes the precision of film device to reduce, and needs to carry out regular replacing to rack-and-gear, adds maintenance cost; Finally, existingly put film device, drive the driving mechanism structure of sucker action very complicated, the reliability putting film device is not high, easy et out of order and add productive costs.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of original position point sealing mechanism, film paper can be avoided to be placed on plastic cup and come off when transporting or be shifted afterwards.
For achieving the above object, the invention provides following technical scheme: a kind of original position point sealing mechanism, comprise the frame being arranged on travel line side, the arrangement plate for placing film paper is fixed with above described frame, at least two root posts are provided with between described arrangement plate and frame, described column is provided with from settling plate to be placed into bottleneck puts film device by film paper, and described arrangement plate is provided with and carries out a some seal apparatus for envelope to the film paper be placed on plastic cup opening.
Preferably, described film device of putting comprises sucker for drawing film paper, described arrangement plate runs through and is provided with fenestra, described sucker has the primary importance pointing to fenestra and the second place deviating to fall fenestra, and described column is provided with the transposition drive element driving sucker to switch in primary importance and the second place.
Preferably, described transposition drive element comprises the rotary cylinder be fixedly installed on column, and described sucker slippage is arranged on the piston rod of rotary cylinder, the piston rod of rotary cylinder be provided with drive sucker vertically slippage get film drive element.
Preferably, get film drive element described in comprise being fixedly installed on the piston rod of rotary cylinder gets film cylinder.
Preferably, described in get film cylinder piston rod be provided with adapter plate, described sucker is fixedly installed on a mounting board, and described adapter plate is fixed with pilot bar, and described pilot bar is connected with the piston rod slippage of rotary cylinder.
Preferably, described some seal apparatus comprises an end socket, and settle vertically slippage on plate to be provided with base plate, described base plate is provided with semicircular indentations, and described some end socket is arranged at gap edge.
Preferably, on described arrangement plate, vertically slippage is provided with slide bar, and described base plate is arranged at the end of slide bar, and described arrangement plate is provided with the some envelope drive element driving slide bar slippage.
Preferably, described arrangement plate is provided with copper sheathing, and described copper sheathing is sheathed on slide bar outside.
Preferably, described arrangement plate is positioned at the limited post that fenestra surrounding is provided with the motion of restriction film paper occurred level.
By adopting technique scheme, after on the opening putting film device and to be placed into by film paper plastic cup, point seal apparatus can carry out an envelope operation to plastic film, film paper can be fixed on bottleneck after sealing hot pressing through point, by the rim of a cup of film paper part sealing-in at plastic cup, like this when plastic cup is when transporting, because film paper is fixedly installed on plastic cup, such film paper can not be shifted, and avoids the phenomenon that film paper comes off when transport.
Accompanying drawing explanation
Fig. 1 is the assembled view one of original position of the present invention some sealing mechanism embodiment;
Fig. 2 is the assembled view two of original position of the present invention some sealing mechanism embodiment;
Fig. 3 is the assembled view three of original position of the present invention some sealing mechanism embodiment.
In figure: 1, frame; 11, plate is settled; 111, fall fenestra; 12, column; 13, limited post; 2, cylinder block; 21, rotary cylinder; 3, film cylinder is got; 31, adapter plate; 32, pilot bar; 4, sucker; 41, soup stick; 5, end socket is put; 6, slide bar; 61, connecting panel; 62, base plate; 621, breach; 7, copper sheathing; 8, cylinder is sealed.
Detailed description of the invention
Referring to figs. 1 through Fig. 3, original position point sealing mechanism embodiment of the present invention is described further.
A kind of original position point sealing mechanism, comprise frame 1, the arrangement plate 11 for placing film paper is fixed with above frame 1, frame 1 is positioned at the travel line settling the below of plate 11 to be provided with conveying plastic cup, frame 1 is arranged on the side of travel line, settle between plate 11 and frame 1 and be provided with at least two root posts 12, in the present embodiment, column 12 is four, four columns 12 are set, stable support can be played to arrangement plate 11, column 12 is provided with from settling plate 11 to be placed into bottleneck puts film device by film paper, put film device and comprise sucker 4 for drawing film paper, in order to the absorption of sucker 4 better can be realized, sucker 4 is connected with vacuum pump, vacuum pump can provide a suction, stable for film paper is adsorbed on sucker 4, during work, first film paper take off from arrangement plate 11 by sucker 4, subsequently, sucker 4 declines, aim at the opening of the plastic cup placed on the conveyor line, film paper is placed on the opening of plastic bottle, simultaneously, vacuum pump is closed, film paper is placed on the opening of plastic cup, film is put in realization, in order to make the connection between film paper and plastic cup more stable, settle plate 11 to be provided with and a some seal apparatus for envelope is carried out to the film paper be placed on plastic cup opening, point seal apparatus comprises an end socket 5, after film paper is placed on the opening of plastic cup by sucker 4, point end socket 5 can carry out an envelope operation to plastic film, by the mode of hot pressing, by the rim of a cup of a part of film paper sealing-in at plastic cup, like this when plastic cup is when transporting, because film paper is fixedly installed on plastic cup, film paper can not be shifted, avoid the phenomenon that film paper comes off when transport or is shifted.
Arrangement plate 11 runs through and is provided with fenestra 111, film paper in the vertical direction is stacked on above fenestra 111, slide in the horizontal direction to prevent film paper, cause putting film location inaccurate, arrangement plate 11 is provided with some limited posts 13, in the present embodiment, limited post 13 is 4, circumference array is arranged on the surrounding of film paper, limited post 13 abuts with the outward flange of film paper, by arranging limited post 13, improve reliability and the accuracy rate of a sealing mechanism, sucker 4 has the primary importance pointing to fenestra 111 and the second place deviating to fall fenestra 111, column 12 is provided with the transposition drive element driving sucker 4 to switch in primary importance and the second place, during work, first sucker 4 is positioned at primary importance, sucker 4 stretches in fenestra 111, film paper is adsorbed on sucker 4, subsequently, sucker 4 is switched to the second place, film paper is placed on bottleneck, membrane operations is put in realization, by transposition drive element, can automatically realize putting membrane operations, mechanized operation, improve work efficiency, reduce productive costs, conveniently rotary cylinder 21 is installed, column 12 is fixed with cylinder block 2, transposition drive element comprises the rotary cylinder 21 be fixedly installed on cylinder block 2, sucker 4 is arranged on the piston rod of rotary cylinder 21, rotary cylinder 21 does positive and negative reciprocating rotary, once rotate 180 °, the switching of sucker 4 in primary importance and the second place can be realized, stretch in fenestra 111 in order to sucker 4 can be facilitated, sucker 4 slippage is arranged on the piston rod of rotary cylinder 21, the piston rod of rotary cylinder 21 be provided with drive sucker 4 vertically slippage get film drive element, after sucker 4 turns to primary importance or the second place, getting film drive element drives sucker 4 to slide, now sucker 4 can stretch in fenestra 111, draw film paper or put down film paper, in the present embodiment, get film drive element comprise be fixedly installed on rotary cylinder 21 piston rod on get film cylinder 3.
In order to avoid sucker 4 and miscellaneous part interfere, sucker 4 is fixedly installed on soup stick 41, soup stick 41 is connected with vacuum pump, suction is provided, soup stick 41 is more tiny, can avoid interfering with miscellaneous part, soup stick 41 is fixedly installed on adapter plate 31, adapter plate 31 is fixedly connected with the piston rod getting film cylinder 3, during work, film cylinder 3 is got in rotary cylinder 21 driving and sucker 4 rotates together, get film cylinder 3 drive installation plate 31 to slide up and down, and then realize sliding up and down of sucker 4, film cylinder 3 and rotary cylinder 21 is got by arranging, can realize putting membrane operations, owing to being all employing cylinder Direct driver, avoid intermediate transmission to wear and tear, ensure that transmission accuracy, and, structure is very simple, because wearing and tearing are very low, therefore, do not need frequent maintain and replace, reduce maintenance cost.
In order to drive installation plate 31 that can be more stable slides, adapter plate 31 is fixed with pilot bar 32, pilot bar 32 is parallel to the piston rod getting film cylinder 3 and arranges, pilot bar 32 is connected with the piston rod slippage of rotary cylinder 21, arrange pilot bar 32, can limit adapter plate 31 and rotate, now adapter plate 31 can only slippage up and down, motion process is more stable, improves the reliability of equipment.
On arrangement plate 11, vertically slippage is provided with two slide bars 6, the base plate 62 for set-point end socket 5 is provided with in the bottom of slide bar 6, the other end of slide bar 6 is provided with connecting panel 61, settling some envelope drive element plate 11 being provided with and driving slide bar 6 to slide, in the present embodiment, point envelope drive element comprises an envelope cylinder 8, the piston rod of some envelope cylinder 8 is parallel to slide bar 6 and arranges, the piston rod of some envelope cylinder 8 is connected with connecting panel 61, by arranging slide bar 6 and some envelope cylinder 8, the point end socket 5 on base plate 62 can be driven to slide up and down, realize the some envelope operation of film paper, base plate 62 is provided with semicircular indentations 621, point end socket 5 is arranged on breach 621 edge, in the present embodiment, point end socket 5 is three, circumference array is arranged on the edge of breach 621, three some end sockets 5 are set, both stable the fixing of film paper can have been realized, a front cover can be reduced again amass, reduce productive costs, and, owing to being provided with semi-round breach 621, sucker 4 can enter from breach 621, film paper is placed on the rim of a cup place of plastic cup, after the placement of film paper is complete, base plate 62 slippage downwards under a driving of envelope cylinder 8, point end socket 5 pairs of film paper carry out an envelope operation, size due to sucker 4 is less than breach 621, sucker 4 can not scorch by this sampling point end socket 5.
Finally, because slide bar 6 needs often to slide, in order to avoid slide bar 6 weares and teares, settle plate 11 to be provided with copper sheathing 7, copper sheathing 7 is set on slide bar 6, can store lubricating oil in copper sheathing 7, reduces wearing and tearing.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.