Plastic packaging bag cutter sweep
Technical field
The present invention relates to the mechanical field of cutting plastics, more particularly, to a kind of plastic packaging bag cutter sweep.
Background technology
Plastic packaging bag be a kind of with plastics as raw material, for the packaging bag of articles for use various in productive life, extensively use
In daily life and commercial production, much little snacks need to be packaged using plastic packaging bag in the industrial production, here
During, plastic packaging bag needs to carry out hot pressing, once cutting, secondary cut, pack and sealing operation, and heat-press step is to mould
The positive and negative of material packaging bag is inserted in two fixing rollers respectively, then uses and roller is moved by it, and in two fixing rollers and right
Between roller, setting hot-press arrangement carries out hot pressing, reserves prepackage mouth;Using cutting knife by plastics after one time cutting step finishes for hydraulic pressure
Packaging bag is cut along one of hot pressing track, prepared plastic packaging bag;Secondary cut is to put into plastic packaging bag to cut
In the equipment of angle, edging cutting operation is carried out to the edge of plastic packaging bag;Pouch step is to enter raw-food material by pre-installing mouth
Luggage material;Sealing step is still and carries out hot-press sealed by hot-press arrangement.
In above production process, wherein secondary cut is an up plastic packaging bag aesthetics important step, and plastics bag
The quality of the aesthetics of pack directly affects the impression to product for the consumer, good aesthetics, and consumer is more willing to buy, by
This, in order to obtain more preferable aesthetics, each producer more payes attention to the improvement upgrading to secondary cut device, Application No.
201521018963.0 disclose a kind of plastic packaging bag corner cutting machine, and including frame, this frame top has been horizontally disposed with and has propped up
Fagging, gripper shoe is provided with cutting assembly, and this cutting assembly includes the driving means being vertically arranged, and this driving means bottom is provided with
Cutter, driving means are used for driving cutter to do vertical motion, and gripper shoe is provided with cutting groove;Cutter include two pieces of cuttings
Plate, cutting plate is connected by moving component, and this moving component is used for changing the angle between two pieces of cutting plates;Cutting groove includes phase
Fan groove even and bar-shaped trough, bar-shaped trough is located therein the underface of one piece of cutting plate, and the bottom of described gripper shoe is hinged with fan
The adjustable plate of shape.This cutting machine, when using, drives cutter motion by driving means, can complete plastic packaging bag
Cutting work, and according to real needs, cutter and cutting groove are adjusted, disclosure satisfy that and plastic packaging bag is cut out
The work of different pattern, cuts out different pattern on plastic bag, thus improving the aesthetics of plastic bag.
Such scheme solves the problems, such as the aesthetics of prior art, but still there is a problem of certain, 1, to polygon
When shape plastic packaging bag carries out trimming operation, this scheme is not provided with the mechanism that can automatically change sides, and needs artificially by packaging bag
Change to the cutting that different edge has been completed on different trimmings.
Content of the invention
The invention is intended to providing a kind of plastic packaging bag cutter sweep that can automatically change sides.
One of this programme plastic packaging bag cutter sweep, including frame, frame slidably connects cutter, frame
On be fixed with reciprocating drive mechanism, cutter are driven by reciprocating drive mechanism, slidably connect flexible briquetting, back and forth in cutter
The outfan of drive mechanism is fixedly connected with take-off lever, and take-off lever is offseted with flexible briquetting, connects between flexible briquetting and cutter
It is connected to the first spring, below cutter, is provided with top board and lower platen, top board is fixedly connected with first rotating shaft, frame turns
Being dynamically connected has first bevel gear, and first rotating shaft is fixedly connected on the center of first bevel gear, and first bevel gear is engaged with the second cone
Gear, second bevel gear is evenly equipped with, away from the side circumference of first bevel gear, the angle rod coordinating flexible briquetting, above angle rod
Frame on be hinged with pin for positioning second bevel gear, the hinged place of pin is provided with torsion spring, in first rotating shaft fixing even
It is connected to third hand tap gear, third hand tap gear is engaged with the first duplicate gear, the spur gear of the first duplicate gear is engaged with tooth bar, tooth
Bar is slidably connected in frame, and the bottom of tooth bar is engaged with the second duplicate gear, and the bevel gear of the second duplicate gear is engaged with
Four bevel gears, the center spline connection of the 4th bevel gear has the second rotating shaft, and the top of the second rotating shaft is fixed on lower platen, frame
On slidably connect slide block, the second rotating shaft bottom is rotatably connected on slide block, and frame is fixed with cylinder, and slide block is by cylinder band
Dynamic.
The know-why of this programme:Frame is used for supporting whole plastic packaging bag cutter sweep;Cutter are moulded for cutting
The corner of material packaging bag, reciprocating drive mechanism is used for driving cutter reciprocating cutting, starts reciprocating drive mechanism, and cutter are reciprocal
Ground cuts to the corner of plastic packaging bag, and when cutter decline, take-off lever is offseted with flexible briquetting, and flexible briquetting will be pressed
Dynamic angle rod rotates, and angle rod will drive second bevel gear to rotate certain angle, went up an angle rod before this and offsets with pin
Separate, next angle rod is blocked by pin again, so that second bevel gear rotates fixing angle, second bevel gear rotates
First bevel gear is driven to rotate fixing angle, first bevel gear drives first rotating shaft to rotate, and first rotating shaft drives triconodont
Wheel rotates, and third hand tap gear drives the first duplicate gear, and the first duplicate gear band carry-over bar slides in frame, and tooth bar will drive
Second duplicate gear rotates, and the second duplicate gear will drive the 4th bevel gear to rotate, and the 4th bevel gear drives the second axis of rotation,
Second rotating shaft drives lower platen cylinder top board to rotate together, and top board and lower platen drive plastic packaging bag between the two to rotate
Certain angle, then take-off lever separate with flexible briquetting, the first spring pulls flexible briquetting to reset to inside cutter, cutting
Knife continue to move downward by rotate after plastic packaging bag cut.
Reciprocating drive mechanism continues motion, and when cutter rise, flexible briquetting will not be come in contact with angle rod and get over
Over-angle bar, take-off lever is offseted with flexible briquetting again, and promotes flexible briquetting to reach outside cutter, to carry out next time
The rotation of driving angle bar, so circulates.
After trimming operation finishes, reciprocating drive mechanism is out of service, starts cylinder, and cylinder drives the second rotating shaft to moving down
Dynamic, the second rotating shaft drives lower platen to move downward, and lower platen is separated with top board, the plastic packaging bag of well cutting is taken off, puts
Carry out above operation again after entering new plastic packaging bag.
The compared with prior art beneficial effect of this programme:1st, this programme passes through to arrange reciprocating drive unit, and arranges the
One bevel gear, second bevel gear, third hand tap gear, the 4th bevel gear, and first rotating shaft, the second rotating shaft, the first duplicate gear
With the second duplicate gear etc. so that whole device produces interlocks, operation of changing sides is carried out to plastic packaging bag;2nd, this programme adopts one
Individual actuating unit solves cutting and the operation changed sides, and decreases the setting of power-equipment, reduces cost.
Further, it is additionally provided with collection conduit below cutter, in collection conduit, be rotatably connected to the 3rd rotating shaft, the 3rd rotating shaft
Upper circumference is evenly equipped with negative pressure blade, and negative pressure blade is provided with blade, and frame is fixed with the first motor, and the 3rd rotating shaft is by the first electricity
Machine drives.Start the first motor, the first motor drives the 3rd axis of rotation, the 3rd rotating shaft drives negative pressure blade to rotate, collecting pipe
Negative pressure is produced, the leftover pieces cutting down will be easily accessible in collection conduit in road, after leftover pieces enter in collection conduit,
Negative pressure blade is further cut to leftover pieces, so that leftover pieces are easy to recycle.
Further, it is connected with cloth bag under collection conduit.The setting of cloth bag, after waste material is filled, facilitates operator to change
Cloth bag, reduces the labor intensity of operator.
Further, reciprocating drive mechanism includes cam, push rod and the wedge groove being opened on cutter, and cam and push rod offset,
It is connected with second spring, take-off lever is connected to push rod one end away from cam, take-off lever is near cutting between push rod and cutter
The one side of knife is the wedge surface offseting with wedge cell wall, and the wedge surface of take-off lever is offseted with flexible briquetting, and frame is fixed with the second motor,
Cam is driven by the second motor.Start the second motor, the second motor belt motor moving cam rotates, and the cooperation of cam and spring can make push rod
Reciprocally move, push rod drives take-off lever reciprocally to move, and the wedge surface of take-off lever is offseted with wedge groove, and drives cutter reciprocally
Motion.
Further, take-off lever is fixedly connected with roller away from one end of push rod, and roller is offseted with wedge cell wall, roller also with stretch
Contractive pressure block offsets.Sliding friction between take-off lever and wedge groove can be changed into rolling friction, reduce abrasion by the setting of roller.
Further, top board and lower platen are respectively connected with cooler.Cooler can make the temperature of top board and lower platen
Reduce, the temperature making plastic packaging bag of top board and lower platen reduces, plastic packaging bag temperature reduces, hardness is lifted, and cuts
During cutter cutting, plastic packaging bag is not pliable, will easily be cut, and indirectly improves cutting efficiency.
Brief description
Fig. 1 is the schematic diagram of the embodiment of plastic packaging bag cutter sweep of the present invention;
Fig. 2 is the enlarged diagram at A in Fig. 1.
Specific embodiment
Below by specific embodiment, the present invention is further detailed explanation:
Reference in Figure of description includes:Frame 1, the second motor 2, cam 3, push rod 4, take-off lever 5, second spring 6,
Roller 7, cutter 8, flexible briquetting 9, pin 10, second bevel gear 11, angle rod 12, first bevel gear 13, first rotating shaft 14,
Tooth bar 15, third hand tap gear 16, the first duplicate gear 17, top board 18, cooler 19, lower platen 20, the 4th bevel gear 21,
Two duplicate gears 22, the second rotating shaft 23, cylinder 24, cloth bag 25, collection conduit 26, negative pressure blade 27, the first spring 28.
Embodiment as depicted in figs. 1 and 2, plastic packaging bag cutter sweep, including frame 1, frame 1 slidably connects and cuts
Cutter 8, slidably connects flexible briquetting 9, is connected with the first spring 28, machine between flexible briquetting 9 and cutter 8 in cutter 8
Cam 3 is rotatably connected on frame 1, cam 3 mutually has push rod 4, between push rod 4 and cutter 8, is connected with second spring 6, output
Bar 5 is connected to the right-hand member of push rod 4, and take-off lever 5 right-hand member is provided with roller 7, and roller 7 is offseted with wedge cell wall, roller 7 also with flexible pressure
Block 9 offsets, and frame 1 is welded with the second motor 2, and cam 3 is driven by the second motor 2, is provided with top board 18 He below cutter 8
Cooler 19 is respectively connected with lower platen 20, top board 18 and lower platen 20, top board 18 is welded with first rotating shaft 14, frame
It is rotatably connected to first bevel gear 13, first rotating shaft 14 flat key is connected to the center of first bevel gear 13, first bevel gear 13 on 1
It is engaged with second bevel gear 11, second bevel gear 11 back side circumference is evenly equipped with four angle rods 12 coordinating flexible briquetting 9, angle
Pin 10 for positioning second bevel gear 11 is hinged with the frame 1 of bar 12 top, the hinged place of pin 10 is provided with torsion spring, the
Third hand tap gear 16 is welded with one rotating shaft 14, third hand tap gear 16 is engaged with the first duplicate gear 17, the first duplicate gear 17
Spur gear be engaged with tooth bar 15, tooth bar 15 is slidably connected in frame 1, and the bottom of tooth bar 15 is engaged with the second duplicate gear
22, the bevel gear of the second duplicate gear 22 is engaged with the 4th bevel gear 21, and the center spline connection of the 4th bevel gear 21 has second
Rotating shaft 23, the top of the second rotating shaft 23 is welded on lower platen 20, and frame 1 slidably connects slide block, the second rotating shaft 23 bottom
It is rotatably connected on slide block, frame 1 is fixed with cylinder 24, slide block is driven by cylinder 24, below cutter 8, be additionally provided with collecting pipe
Road 26, is rotatably connected to the 3rd rotating shaft in collection conduit 26, in the 3rd rotating shaft, circumference is evenly equipped with negative pressure blade 27, negative pressure blade 27
It is provided with blade, under collection conduit 26, is connected with cloth bag 25, frame 1 is fixed with the first motor, the 3rd rotating shaft is by the first motor
Drive,.
Start cooler 19, the plastic packaging bag that top board 18 and lower platen 20 are clamped is lowered the temperature;Start the second electricity
Machine 2, the second motor 2 band moving cam 3 rotates, and the cooperation of cam 3 and spring can make push rod 4 reciprocally move, and push rod 4 drives output
Bar 5 reciprocally moves, and take-off lever 5 drives roller 7 reciprocally to move, and roller 7 is offseted with wedge cell wall, and roller 7 will promote cutter 8
Reciprocally slide in frame 1, when cutter 8 decline, roller 7 is offseted with flexible briquetting 9, and flexible briquetting 9 will press angle
Bar 12 rotates, and angle rod 12 will promote pin 10 to swing and cross pin 10, and pin 10 blocks next angle rod 12, so that
Obtain second bevel gear 11 and rotate 90 degree, second bevel gear 11 rotates and drives first bevel gear 13 to rotate 90 degree, and first bores tooth
Wheel 13 drive first rotating shaft 14 rotates, and first rotating shaft 14 drives third hand tap gear 16 to rotate, and third hand tap gear 16 drives first pair
Connection gear 17, the first duplicate gear 17 band carry-over bar 15 slides in frame 1, and tooth bar 15 will drive 22 turns of the second duplicate gear
Dynamic, the second duplicate gear 22 will drive the 4th bevel gear 21 to rotate, and the 4th bevel gear 21 drives the second rotating shaft 23 to rotate, second turn
Axle 23 drives 20 top boards 18 of lower platen to rotate together, and top board 18 and lower platen 20 drive plastic packaging bag between the two
Rotate 90 degree, then take-off lever 5 is separated with flexible briquetting 9, the first spring 28 pulls flexible briquetting 9 to reset in cutter 8
Portion, cutter 8 continue to move downward by rotate after plastic packaging bag cut.
Start the first motor, the first motor drives the 3rd axis of rotation, the 3rd rotating shaft drives negative pressure blade 27 to rotate, and collects
Negative pressure is produced, the leftover pieces cutting down are easily accessible in collection conduit 26, and then negative pressure blade 27 is to corner in pipeline 26
Material is further cut, and leftover pieces is cut into the particle of easy recovery, and particle enters in cloth bag 25.
Cam 3 is rotated further, and cutter 8 begin to ramp up, and flexible briquetting 9 is in inside cutter 8, will not be with angle rod 12
Come in contact, angle rod 12 crossed by flexible briquetting 9, then roller 7 is offseted with flexible briquetting 9 again, and promotes flexible briquetting 9
Reach outside cutter 8, to carry out the rotation of next driving angle bar 12, so circulate.
After trimming operation finishes, close the first motor, start cylinder 24, cylinder 24 drives the second rotating shaft 23 to moving down
Dynamic, the second rotating shaft 23 drives lower platen 20 to move downward, and lower platen 20 slides the 4th bevel gear 21 in, lower platen 20 and upper pressure
Plate 18 separates, and the plastic packaging bag of well cutting is taken off, puts into new plastic packaging bag, then repeat above operation, with complete
Become constantly to produce.
Above-described is only embodiments of the invention, and in scheme, the general knowledge here such as known concrete structure and characteristic is not made
Excessive description.It should be pointed out that for a person skilled in the art, on the premise of without departing from present configuration, acceptable
Make some deformation and improve, these also should be considered as protection scope of the present invention, these are implemented all without the impact present invention
Effect and practical applicability.This application claims protection domain should be defined by the content of its claim, in description
Specific embodiment etc. records the content that can be used for explaining claim.