CN102673012A

CN102673012A - Automatic on-line breaching device for paper bags

Info

Publication number: CN102673012A
Application number: CN2011100539545A
Authority: CN
Inventors: 陈安康
Original assignee: SHANGHAI AILU PAPER PACKAGE CO Ltd
Current assignee: SHANGHAI AILU PAPER PACKAGE CO Ltd
Priority date: 2011-03-07
Filing date: 2011-03-07
Publication date: 2012-09-19
Anticipated expiration: 2031-03-07
Also published as: CN102673012B

Abstract

The invention discloses an automatic on-line breaching device for paper bags. The automatic on-line breaching device comprises elements such as a breaching mechanism and synchronous belt shafts. Five pairs of first synchronous pulleys are mounted on the synchronous belt shafts, a synchronous belt is mounted between each two synchronous pulleys in a pair, and synchronous retaining blocks are stuck onto each synchronous belt. The crevassed mechanism comprises elements such as paper bag breaching cutters. The paper bag breaching cutters are mounted in the middles of tool holders, and the tool holders are fixed in cutter grooves through tightening bolts. A first gear is mounted at one end of a cutter drum shaft, a second gear is mounted at one end of a carrier roller shaft, the first gear is meshed with the second gear, and a rubber carrier roller is mounted on the carrier roller shaft. A post-breaching conveying mechanism comprises elements such as synchronous belt shafts. Two pairs of second synchronous pulleys are mounted on the synchronous belt shafts, and synchronous belts are mounted on the second synchronous pulleys. Breaching-required positions of paper bag bases can be breached, and the breaching positions and the breaching depths can be adjusted.

Description

Automatic on-line paper bag cut device

Technical field

The present invention relates to packaging bag manufacturing equipment field, particularly a kind of automatic on-line paper bag cut device.

Background technology

Be all extremely convenient and safety of pile or transportation.In the manufacture process of valve port bag, when the bottom width size of valve port bag was increasing, the situation that the bottom adhesive area can be more and more littler will appear, and cause the adhesion strength of bottom not enough, the situation that causes packaging bag to be broken easily.The method that solves is to break four opennings in the appropriate location of the bag nozzle portion that makes the valve port paper bag, and the latter made valve port bag of cut bottom under the situation that does not increase paper and other any materials, has increased bond area, thereby has increased the intensity of bottom.Be illustrated in fig. 1 shown below; The first valve port paper bag 31 is when cut not; The bonded areas of first bottom 32 and second bottom 33 is less; When having cut four opennings 34 at the two ends of valve port paper bag blank, and then shape and the bonded areas of the 3rd bottom 42 and the 4th bottom 43 of making the second valve port paper bag 41 behind the cut be than original will being twice, and region area has increased the intensity of the bonding bottom just having strengthened.

But; This cut technology is very high to the required precision of cut, will be at 2～3 millimeters, if this cut technology is to shear in advance when upward paste end machine is made two bottoms again in error; Because the conveying tolerance of machine; Be difficult to produce qualified product, scrappage is very high, and is very easy to damage machinery equipment.Final solution be on sticking with paste end machine, make two at the bottom of the time; The online paper bag blank cut of giving directly gets into goat's horn and opens, goes up technologies such as valve port, the paste end behind the cut, eliminated the conveying tolerance of machinery equipment so fully; Success rate still can increase fabrication schedule and cost near 100%.

Summary of the invention

Technical problem to be solved by this invention provides a kind of automatic on-line paper bag cut device, and it can carry out the cut action at the mouth position of the paper bag blank of needs, and break location and the cut degree of depth all are adjustable.

For solveing the technical problem; The invention provides a kind of automatic on-line paper bag cut device; It is characterized in that it comprises cut mechanism, synchronous pulley axle, synchronous belt, conveying mechanism behind block, first synchronous pulley, the cut synchronously, and five pairs first synchronous pulleys are installed on the synchronous pulley axle; Between every pair first synchronous pulley, synchronous belt is installed, on every synchronous belt, is bonded with synchronous block; Cut mechanism is installed in a side of synchronous pulley axle; Cut mechanism comprises paper bag cut cutter, cutter holder, cutter groove, cutter tube, screw, rubber idler, first gear, cutter tube axle, second gear, roller carrier shaft, tight fixed bolt, and paper bag cut cutter is installed in the centre of cutter holder, and cutter holder is fixed in the cutter groove through tight fixed bolt; The cutter groove leaves on the cutter tube; The cutter tube is fixed on the cutter tube axle through screw, and an end of cutter tube axle is equipped with first gear, and an end of roller carrier shaft is equipped with second gear; First gear and second gears engaged, rubber idler is installed on the roller carrier shaft; Conveying mechanism is connected with cut mechanism behind the cut, and conveying mechanism comprises synchronous tape spool, second synchronous pulley, is with synchronously behind the cut, on the tape spool two pairs second synchronous pulleys being housed synchronously, synchronous band is installed on second synchronous pulley.

Positive progressive effect of the present invention is: automatic on-line paper bag cut device of the present invention can carry out the cut action at the mouth position of the paper bag blank of needs; And break location and the cut degree of depth all are adjustable; Behind the automatic on-line cut, lay a good foundation for the action of postorder.

Description of drawings

Fig. 1 is the principle schematic of existing valve port paper bag cut.

Fig. 2 is the structural representation of automatic on-line paper bag cut device of the present invention.

Fig. 3 is the structural representation of cut mechanism among the present invention.

The specific embodiment

Lift a preferred embodiment below, and combine accompanying drawing to come the clearer the present invention that intactly explains.

As shown in Figures 2 and 3; Automatic on-line paper bag cut device of the present invention comprise paper bag cut cutter 1, cutter holder 2, cutter groove 3, cutter tube 4, screw 5, rubber idler 6, first gear 7, cutter tube axle 8, second gear 9, roller carrier shaft 10, tight fixed bolt 11, synchronous pulley axle 12, synchronous belt 13, synchronously block 14, first synchronous pulley 15, synchronously tape spool 17, second synchronous pulley 18, be with 19 synchronously; Two synchronous pulley axles 12 are positioned at the two ends of arrange agencie; Five pairs first synchronous pulleys 15 are installed on the synchronous pulley axle 12; Synchronous belt 13 is installed between every pair first synchronous pulley 15, on every synchronous belt 13, on average is bonded with synchronous block 14 at a certain distance.

Cut mechanism is installed in a side of synchronous pulley axle 12, and cut mechanism comprises paper bag cut cutter 1, cutter holder 2, cutter groove 3, cutter tube 4, screw 5, rubber idler 6, first gear 7, cutter tube axle 8, second gear 9, roller carrier shaft 10, tight fixed bolt 11.Paper bag cut cutter 1 is installed in the centre of cutter holder 2, and cutter holder 2 is fixed in the cutter groove 3 through the other tight fixed bolt 11 of cutter groove, and cutter groove 3 leaves on cutter tube 4; One side of cutter tube 4 has a slit, and there is screw 5 on the both sides, slit, when tightening screw 5; The slit will diminish, and cutter tube 4 just is fixed on the cutter tube axle 8, and two cutter tubes with spline structure are contained on the cutter tube axle 8 vis-a-vis; And fixing respectively with screw 5, an end of cutter tube axle 8 is equipped with first gear 7, when this cutter mechanism rotation cut; This cut mechanism just below have a rubber idler 6 cooperating support to live paper bag blank 16; Rubber idler 6 is installed on the roller carrier shaft 10, and an end of roller carrier shaft 10 is equipped with second gear, 9, the first gears 7 and second gear 9 and is meshing and rotate.Conveying mechanism after connecting a cut after the cut mechanism of this core, conveying mechanism is transported to next work station to broken good mouthful paper bag blank behind the cut.The primary structure of conveying mechanism is following behind the cut: a pair of up and down synchronous tape spool 17, on the tape spool 17 two pairs second synchronous pulleys 18 are being housed synchronously, and on second synchronous pulley 18 of pairing, be equipped with and be with 19, two pairs to be with 19 cycle rotations synchronously synchronously.

After paper bag blank 16 got into arrange agencie through feed mechanism, synchronous belt 13 supports were lived paper bag blank 16, and driven by motor synchronous pulley axle 12 and rotated; Synchronous pulley axle 12 has just driven first synchronous pulley 15 mounted thereto and has rotated, and first synchronous pulley 15 has just driven the rectilinear motion of synchronous belt 13, because the inlet port of whole arrange agencie is higher than the height of outlet; So holding in the palm in the rectilinear motion of paper bag blank 16 at synchronous belt 13, owing to about gravity, the paper bag blank leans against on block 14 limits equably; This position is with the same phase place of mechanism of back, arranges good paper bag blank 16 and under the transporting of synchronous belt 13, gets into cut mechanism, driven by motor first gear 7; First gear 7 drives cutter tube axle 8, and cutter tube axle 8 has just driven cutter tube mounted thereto 4 rotations, when cutter tube 4 rotates; The cutter holder 2 that is installed on the cutter groove 3 is driving 1 rotation of paper bag cut cutter, and after paper bag blank 16 got into cut mechanism, rubber idler 6 was held paper bag blank 16; Paper bag cut cutter 1 just breaks on paper bag blank 16 and cuts out an openning; Paper bag blank 16 continues rectilinear motions, and cut mechanism continues rotation, and other one comes 1 rotation of paper bag cut cutter to break once more to cut out the another one openning; Angle between two paper bag cut cuttves 1 is adjustable; As long as unclamp screw 5 during adjustment, it is big that the slit on the cutter tube 4 becomes, and cutter tube 4 just can rotate on cutter tube axle 8.The center of circle with cutter tube axle 8 is the center of circle; With the knife edge of two paper bag cut cuttves 1 is that the arc length of the circular arc in solstics is exactly the distance between the cut on the paper bag blank 20; Because angle is adjustable between two paper bag cut cuttves 1; So the distance between the cut on the paper bag blank 20 also is adjustable.The degree of depth of cut 20 also can be adjusted along with the variation of the sliding position of cutter holder 2 in cutter groove 3.

When automatic on-line paper bag cut device as above continuously down; Paper bag blank 16 has all been broken out accurately four opennings one by one; The technological work that valve port, reinforcing bar etc. were opened, pasted to follow-up goat's horn just can carry out smoothly, so the automated production that automatic on-line paper bag cut device of the present invention is a paper bag provides reliable basis.

Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, under the prerequisite that does not deviate from principle of the present invention and essence, can make numerous variations or modification to these embodiments.Therefore, protection scope of the present invention is limited appended claims.

Claims

1. automatic on-line paper bag cut device; It is characterized in that; It comprises cut mechanism, synchronous pulley axle, synchronous belt, conveying mechanism behind block, first synchronous pulley, the cut synchronously; Five pairs first synchronous pulleys are installed on the synchronous pulley axle, between every pair first synchronous pulley, synchronous belt are installed, on every synchronous belt, be bonded with synchronous block; Cut mechanism is installed in a side of synchronous pulley axle; Cut mechanism comprises paper bag cut cutter, cutter holder, cutter groove, cutter tube, screw, rubber idler, first gear, cutter tube axle, second gear, roller carrier shaft, tight fixed bolt, and paper bag cut cutter is installed in the centre of cutter holder, and cutter holder is fixed in the cutter groove through tight fixed bolt; The cutter groove leaves on the cutter tube; The cutter tube is fixed on the cutter tube axle through screw, and an end of cutter tube axle is equipped with first gear, and an end of roller carrier shaft is equipped with second gear; First gear and second gears engaged, rubber idler is installed on the roller carrier shaft; Conveying mechanism is connected with cut mechanism behind the cut, and conveying mechanism comprises synchronous tape spool, second synchronous pulley, is with synchronously behind the cut, on the tape spool two pairs second synchronous pulleys being housed synchronously, synchronous band is installed on second synchronous pulley.