CN113022024B - One-step forming continuous processing device and method for arc fiber sub-filter bags - Google Patents
One-step forming continuous processing device and method for arc fiber sub-filter bags Download PDFInfo
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- CN113022024B CN113022024B CN202110141948.9A CN202110141948A CN113022024B CN 113022024 B CN113022024 B CN 113022024B CN 202110141948 A CN202110141948 A CN 202110141948A CN 113022024 B CN113022024 B CN 113022024B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/02—Feeding or positioning sheets, blanks or webs
- B31B70/10—Feeding or positioning webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/006—Controlling; Regulating; Measuring; Safety measures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/16—Cutting webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
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Abstract
A continuous processing device and a method for one-step molding of arc fiber filter bags comprise a belt placing deviation rectifying mechanism and a welding cutting mechanism; the belt releasing deviation rectifying mechanism comprises a support, two groups of tensioning shafts are arranged at the front end of the support, two groups of deviation rectifying mechanisms are fixed at the rear end of the support, and each group of deviation rectifying mechanism comprises an integrated deviation rectifying guide frame and a deviation rectifying sensor; the welding and cutting mechanism comprises a supporting platform, and a marking roller, an upper cutting roller, a lower cutting roller, a welding roller, a guide roller and a cutting roller are rotatably arranged on the supporting platform; the lower ends of the upper cutting roller, the lower cutting roller, the guide roller and the cutting roller are all provided with conveying rollers, and ultrasonic system welding external members are arranged below the marking roller and the welding roller; the belt releasing deviation correcting mechanism drives synchronous transmission through a gear transmission mechanism, a synchronous belt transmission mechanism and a servo motor. The arc-shaped fiber filter bag one-step forming continuous processing device and method provided by the invention not only improve the efficiency, but also improve the precision.
Description
Technical Field
The invention relates to a fiber distribution filter bag, in particular to a device and a method for one-step molding and continuous processing of an arc-shaped fiber distribution filter bag.
Background
The fiber filter bag (length, width =60mm, 50mm) produced by the company is mainly used on a detection instrument in the feed industry and used for a detection packaging bag for analyzing the content of cellulose fiber. In order to facilitate the loading of detection materials, the upper end of the existing fiber filter bag is opened, and in order to facilitate the opening, one end of the existing fiber filter bag is higher and the other end is lower, and the height difference is about 1.5mm-2.0 mm. When the existing fiber separating filter bag is processed, the fiber is firstly cut into a certain width through equipment, then the height difference of two ends after being folded is manually folded to be larger than 5mm, then the fiber is placed in the equipment to be sealed at the left side and the right side, and finally the height difference of an opening end is recovered to be about 1.5mm after the longer side edge of the end is cut. There are two problems with this approach: 1) Continuity cannot be achieved, and efficiency is low; 2) The initial height difference is different when the folding is carried out manually, and the height difference of the later opening is different, so that the produced products are different; 3) And a plurality of people and equipment work together, which causes low efficiency.
Although the patent "servo roll super and tracking type transverse ultrasonic sealing non-woven fabric dust bag forming machine" with the application number of "201420155682.9" is also a non-woven fabric bag processing, the non-woven fabric bag forming machine is directly punched and edge-sealed, and is different in structure, process and equipment structure from a fiber filter bag to be processed in the application.
Disclosure of Invention
The invention aims to solve the technical problem of providing the arc-shaped fiber filter bag one-step forming continuous processing device and method, which can be used for mechanical continuous production, improve the efficiency and the precision and ensure the consistency. In addition, the device realizes alone the last product of rolling can, practices thrift the cost.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a one-step forming continuous processing device for arc fiber filter bags comprises a belt placing deviation rectifying mechanism and a welding cutting mechanism;
the belt-releasing deviation-rectifying mechanism comprises a support, an upper tensioning shaft and a lower tensioning shaft are arranged at the front end of the support, an upper group of deviation-rectifying mechanisms and a lower group of deviation-rectifying mechanisms are fixed at the rear end of the support, and each group of deviation-rectifying mechanisms comprises an integrated deviation-rectifying guide frame and a deviation-rectifying sensor;
the welding and cutting mechanism comprises a supporting platform, and a marking roller, an upper cutting roller, a lower cutting roller, a welding roller, a guide roller and a cutting roller are rotatably arranged on the supporting platform;
conveying rollers are arranged at the lower ends of the upper cutting roller, the lower cutting roller, the guide roller and the cutting roller, and a first gear is arranged on each conveying roller;
an ultrasonic system welding external member and a second gear are arranged below the marking roller and the welding roller;
third gears are arranged on the marking roller, the upper cutting roller, the lower cutting roller, the welding roller, the guide roller and the cutting roller, the third gears are meshed with the first gears and the second gears, and the first gears and the second gears are driven to be in synchronous transmission through a synchronous belt transmission mechanism and a servo motor on the outer side of the supporting platform.
The left and right sides of the upper cutting roll and the lower cutting roll are respectively fixed with a cutting knife, and the width difference formed by the width between the two cutting knives of the upper cutting roll and the width between the two cutting knives of the lower cutting roll is twice of the height difference of the two sides of the opening end of the fiber filter bag.
The welding roller is fixed with an ultrasonic edge sealing die, the ultrasonic edge sealing die is composed of a plurality of U-shaped structures which are matched with the arc-shaped fiber sub-filter bag in shape, and the U-shaped structures are distributed uniformly in the left-right symmetry and the circumferential direction.
And cutting pieces corresponding to the ultrasonic edge sealing die are distributed on the cutting roller in the circumferential direction.
The synchronous belt conveying mechanism comprises double synchronous belt wheels and single synchronous belt wheels, the double synchronous belt wheels and the single synchronous belt wheels are coaxially connected with a first gear or a second gear, a driving synchronous belt wheel is installed below the supporting platform, and a plurality of synchronous belts are sequentially wound on the double synchronous belt wheels, the single synchronous belt wheels and the driving synchronous belt wheels to realize synchronous action of conveying rollers.
The offcut spool is installed to the supporting platform below, and offcut spool one side is connected with driven synchronous pulley, and driven synchronous pulley and one of them a set of double synchronous pulley sharing hold-in range.
The upper tensioning shaft and the lower tensioning shaft are both diameter-variable drums, and scales are arranged on the diameter-variable drums.
And the outer walls of the guide roller, the conveying roller and the cutting roller are all sleeved with flexible rubber sleeves.
A one-step forming continuous processing method of arc fiber filter bags comprises the following steps:
step 1), winding and coiling the non-woven fabric on an upper tensioning shaft and a lower tensioning shaft respectively, and tensioning and fixing the non-woven fabric at a specified position; passing the upper non-woven fabric through the position between the upper deviation correcting mechanism, the marking roller and the ultrasonic system welding kit, and the position between the upper cutting roller and the conveying roller; passing the lower non-woven fabric through a deviation rectifying mechanism at the lower end and between the lower cutting roller and the conveying roller; then, combining and attaching the upper non-woven fabric and the lower non-woven fabric, and enabling the combined non-woven fabric to pass through a space between the first group of guide rollers and the first group of conveying rollers, a space between the welding rollers and the ultrasonic system welding suite; the second group of guide rollers and the conveying rollers extend out after passing through the space between the cutting roller and the conveying rollers;
step 2), starting a servo motor and an ultrasonic system welding kit, wherein a synchronous belt conveying mechanism drives each conveying roller, a first gear and a second gear to synchronously rotate so as to drive a marking roller, an upper cutting roller, a lower cutting roller, a welding roller, two groups of guide rollers and a cutting roller to synchronously rotate; in the rotating process, the upper deviation rectifying sensor and the lower deviation rectifying sensor detect the deviation of the upper non-woven fabric and the lower non-woven fabric in the width direction in real time; the controller processes and calculates the offset signals of the upper non-woven fabric and the lower non-woven fabric and outputs the signals to the motor in the integrated deviation rectifying and guiding frame at different rotating speeds in the positive and negative directions; then the motor drives the guide roller frame to rotate and swing left and right through the ball screw, so that the correction and the guide are realized;
step 3), after the welding and cutting mechanism works normally, the upper non-woven fabric passes through the space between the marking roller and the ultrasonic system welding external member, and the required characters or patterns are printed on the upper non-woven fabric under the combined action of the welding roller and the ultrasonic system welding external member; then, cutting edges of the upper non-woven fabric and the lower non-woven fabric; after trimming, the difference between the width of the upper non-woven fabric and the width of the lower non-woven fabric is twice of the height difference of the two sides of the opening end of the fiber filter bag; winding the cut edge material on an edge material reel, and enabling the edge material reel and the conveying roller to synchronously act;
step 4), the cut upper non-woven fabric and the cut lower non-woven fabric are conveyed by the first group of guide rollers and the conveying rollers and then are overlapped, the parts of the left end and the right end of the lower non-woven fabric, which exceed the upper non-woven fabric, are the same, and the exceeding length is the same as the height difference of the two sides of the opening end of the fiber filter bag;
step 5), continuously conveying the superposed upper non-woven fabric and lower non-woven fabric, and realizing interval heat-seal welding of the upper non-woven fabric and the lower non-woven fabric through the combined action of the welding roller and the ultrasonic system welding external member when the upper non-woven fabric and the lower non-woven fabric pass through the welding roller and the ultrasonic system welding external member; and the upper non-woven fabric and the lower non-woven fabric which are overlapped continuously form a plurality of arc-shaped heat sealing edges when the welding roller rotates for one circle;
and 6), when the non-woven fabric subjected to heat sealing passes through the cutting roller and the conveying roller, cutting and separating the arc-shaped heat sealing edges, and then continuously obtaining the arc-shaped fiber filter bags with certain height difference at the ports.
The invention relates to a device and a method for one-step molding and continuous processing of arc fiber sub-filter bags, which have the following technical effects:
1) The upper non-woven fabric and the lower non-woven fabric are respectively cut by adopting the upper cutting roller and the lower cutting roller, so that the left side and the right side of the lower non-woven fabric are wider than the upper non-woven fabric by a fixed length distance, and the fixed length distance is the same as the height difference of two sides of the opening end of the arc-shaped fiber sub-filter bag; the arc-shaped fiber sub-filter bag shown in fig. 10 can be manufactured after subsequent continuous heat-seal welding and cutting, and the height difference of the upper end openings of the arc-shaped fiber sub-filter bag is always kept consistent. Therefore, the whole process is mechanical operation, and the efficiency is very high. Only one person is needed to package the whole process at last, so that the cost is greatly saved.
2) The ultrasonic edge sealing die of the U-shaped structure of the welding roller belt is matched with the corresponding cutting roller, so that the eight arc-shaped fiber filter bag can be thermally sealed and cut by the welding roller and the cutting roller every rotating a circle, and the working efficiency is improved.
3) Through passing through hold-in range transport mechanism, gear transport mechanism with all roller and carry out synchronous conveying and by same platform motor drive, guarantee like this that the in-process of printing the logo, cutting, seal, tailor and carry out the conveying simultaneously keeps the uniformity to need not to set up extra supervisory equipment.
4) Through adopting deviation correcting device, can be so that whole process is accurate to counterpointing, the later stage need not to cut in addition, saves process and material.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of a belt-feeding deviation-rectifying mechanism according to the present invention.
Fig. 3 is a schematic structural diagram of a welding and cutting mechanism according to the present invention.
Fig. 4 is a schematic structural diagram of the welding and cutting mechanism of the present invention.
Fig. 5 is a front sectional view of the lower cutting roll in the present invention.
FIG. 6 is a schematic view of the structure of the welding roll of the present invention.
Fig. 7 is a schematic view of the structure of the cutting roll of the present invention.
Fig. 8 is a schematic view of the working state of the present invention.
FIG. 9 is a schematic view of the upper and lower nonwoven fabrics of the present invention after heat sealing.
FIG. 10 is a schematic structural view of a fiber filter bag according to the present invention.
Fig. 11 is a schematic distribution diagram (first type) of the cutting knives of the upper and lower cutting rolls of the present invention.
Fig. 12 is a schematic view showing the distribution of the cutting knives on the upper and lower cutting rolls according to the present invention (second type).
In the figure: the device comprises a belt placing deviation correcting mechanism 1, a welding and cutting mechanism 2, a support 1.1, an upper tensioning shaft 1.2, a lower tensioning shaft 1.3, an integrated deviation correcting guide frame 1.4, a deviation correcting sensor 1.5 and a control box 1.6; an upper cutting roller 2.1, a lower cutting roller 2.2, a welding roller 2.3, a guide roller 2.4, a cutting roller 2.5, a conveying roller 2.6, a first gear 2.7, an ultrasonic system welding kit 2.8, a second gear 2.9, a third gear 2.10, a synchronous belt conveying mechanism 2.11, a double synchronous pulley 2.11.1, a single synchronous pulley 2.11.2, a driving synchronous pulley 2.11.3, a synchronous belt 2.11.4, a servo motor 2.12 supporting platform 2.13, a cutting knife 2.14, an ultrasonic edge sealing die 2.15, an annular part 2.15.1, a strip part 2.15.2, a cutting piece 2.16, an edge material reel 2.17, a driven synchronous pulley 2.18 and a marking roller 2.19; the upper non-woven fabric 3, the lower non-woven fabric 4, the hot-sealing edge 5 and the cutting line 6.
Detailed Description
As shown in figure 1, the arc-shaped fiber filter bag one-step forming continuous processing device comprises a belt placing deviation rectifying mechanism 1 and a welding cutting mechanism 2.
As shown in fig. 2, put area mechanism 1 of rectifying includes support 1.1, and two sets of bearing frames about the support 1.1 front end is installed, and rotatable installation goes up tensioning axle 1.2, tensioning axle 1.3 down on two sets of bearing frames, go up tensioning axle 1.2, tensioning axle 1.3 down and all adopt the reducing reel, make things convenient for the tearing open, the dress of non-woven fabrics coiling dish like this. But be equipped with the scale on the reducing reel, conveniently set up the non-woven fabrics in the set position around the dish like this, make the last non-woven fabrics 3 that stretches out, the relative position of lower non-woven fabrics 4 is fixed, reduces and adjusts the degree of difficulty.
An upper group of deviation rectifying mechanisms and a lower group of deviation rectifying mechanisms are fixed at the rear end of the support 1.1, the deviation rectifying mechanisms are manufactured by Duke electronic technology Limited and mainly comprise an integrated deviation rectifying guide frame 1.4 and a deviation rectifying sensor 1.5, and the deviation of the upper non-woven fabric 3 or the lower non-woven fabric 4 in the width direction is detected in real time by the deviation rectifying sensor 1.5 in the advancing process of the upper non-woven fabric 3 or the lower non-woven fabric 4; the controller processes and calculates the offset signals of the upper non-woven fabric 3 or the lower non-woven fabric 4 and outputs the signals to the integrated deviation rectifying and guiding frame 1.4 with different rotating speeds of the motor in the positive and negative directions; and the motor drives the guide frame to rotate and swing left and right through the ball screw, so that the correction and the guide are realized.
As shown in fig. 3 to 4, the welding and cutting mechanism 2 includes a support platform 2.13, and the support platform 2.13 is arranged left and right. Between the two support platforms 2.13 there are mounted a marking roll 2.19, an upper cutting roll 2.1, a lower cutting roll 2.2, a welding roll 2.3, a guide roll 2.4 and a cutting roll 2.5.
The marking roller 2.19, the upper cutting roller 2.1, the lower cutting roller 2.2, the welding roller 2.3, the guide roller 2.4 and the cutting roller 2.5 are rotatably arranged on bearing blocks through bearings at left and right sides, and the left and right bearing blocks are slidably arranged in sliding grooves of the supporting platform 2.13 and are adjusted up and down through adjusting screws.
The lower ends of the upper cutting roller 2.1, the lower cutting roller 2.2, the guide roller 2.4 and the cutting roller 2.5 are respectively provided with a conveying roller 2.6, each conveying roller 2.6 is provided with a first gear 2.7, and the first gear 2.7 is meshed with the upper cutting roller 2.1, the lower cutting roller 2.2, the guide roller 2.4 and a third gear 2.10 on the cutting roller 2.5.
An ultrasonic system welding set 2.8 and a second gear 2.9 are arranged below the marking roller 2.19 and the welding roller 2.3, wherein the ultrasonic system welding set 2.8 is opposite to the welding roller 2.3 or the marking roller 2.19, and the second gear 2.9 is meshed with a third gear 2.10 on the welding roller 2.3 or the marking roller 2.19.
The coaxial short shafts of the first gear 2.7 and the second gear 2.9 are arranged at the end head of the supporting platform 2.13 through a bearing, and one end of the short shaft extending out of the supporting platform 2.13 drives synchronous transmission through a synchronous belt transmission mechanism 2.11 and a servo motor 2.12.
As shown in fig. 3-4, the synchronous belt transmission mechanism 2.11 includes a single synchronous pulley 2.11.2 coaxially connected to the lower end of the marking roller 2.19 and the lower end of the cutting roller 2.5, a double synchronous pulley 2.11.1 coaxially connected to the upper end of the cutting roller 2.2, the lower end of the cutting roller 2.2, the welding roller 2.3, and the lower end of the guide roller 2.4, a driving synchronous pulley 2.11.3 mounted below the supporting platform 2.13, and a servo motor 2.12 coaxially connected to the driving synchronous pulley 2.11.3.
A plurality of synchronous belts 2.11.4 are sequentially wound on the double synchronous belt wheel 2.11.1, the single synchronous belt wheel 2.11.2 and the driving synchronous belt wheel 2.11.3 in sequence to realize the synchronous action of each conveying roller 2.6. And because the first gear 2.7, the second gear 2.9 and the third gear 2.10 are the same in size and are transmitted by the gear transmission mechanism, the marking roller 2.19 at the upper end, the upper cutting roller 2.1, the lower cutting roller 2.2, the welding roller 2.3, the guide roller 2.4 and the cutting roller 2.5 are synchronously transmitted. The synchronous action of all roll shafts is realized through one servo motor 2.12, the continuous action and the accurate position are ensured, the welding and cutting are accurate, no wrinkle is generated, and no extra detection equipment is needed.
As shown in fig. 5, the cutting blades 2.14 are fixed on the left and right of the upper cutting roll 2.1 and the lower cutting roll 2.2. Two conditions are distributed on the positions of the cutting knives 2.14 on the upper cutting roller 2.1 and the lower cutting roller 2.2.
As shown in fig. 11, the first is that the width between two cutters of the upper cutting roll 2.1 is smaller than the width between two cutters of the lower cutting roll 2.2, and the left and right cutters of the lower cutting roll 2.2 are both shifted outwards by a fixed length distance L relative to the two cutters of the upper cutting roll 2.1, and the fixed length distance L is the same as the height difference of the two sides of the opening end of the fiber filter bag.
As shown in fig. 12, the second is that the width between the two cutters of the upper cutting roll 2.1 is smaller than the width between the two cutters of the lower cutting roll 2.2, and one of the cutters of the lower cutting roll 2.2 is aligned with one of the cutters of the upper cutting roll 2.1 in the longitudinal direction, and the other cutter 2.14 of the lower cutting roll 2.2 is shifted outward by a fixed length L in the longitudinal direction relative to the cutter 2.14 of the upper cutting roll 2.1 located at the same end, and the fixed length L is the same as the height difference between the two sides of the opening end of the fiber separation filter bag.
In order to improve the production efficiency, the embodiment of the application is described in the first, and the subsequent welding roller 2.3 and the cutting roller 2.5 are matched with the embodiment.
As shown in fig. 6, an ultrasonic edge banding die 2.15 is fixed on the welding roller 2.3, the ultrasonic edge banding die 2.15 is composed of four U-shaped structures which are matched with the arc-shaped fiber sub-filter bag in shape, the U-shaped structures are symmetrically distributed around the welding roller 2.3 and are circumferentially and uniformly distributed, that is, eight U-shaped structures are arranged on one welding roller 2.3. The ultrasonic edge sealing die 2.15 is opposite to or far away from the ultrasonic system welding suite 2.8. The ultrasonic system welding kit 2.8 is prior art and mainly comprises an ultrasonic transducer, an amplitude transformer and the like. When the non-woven fabrics from top to bottom pass through, the ultrasonic edge sealing die 2.15 and the ultrasonic system welding external member 2.8 coact to carry out heat-seal welding on the non-woven fabrics from top to bottom, and the shape after welding is as shown in figure 9, and the heat-seal edge 5 is in U-shaped left-right mirror symmetry and is distributed side by side.
The marking roller 2.19 is correspondingly distributed with a number of marking dies which is corresponding to the number of the ultrasonic edge sealing dies 2.15, and the marking dies can be characters or patterns. The lower end of the marking roller 2.19 is correspondingly provided with an ultrasonic system welding suite 2.8. The principle of the position of the welding roller 2.3 is the same, and logo or other characters and patterns are printed on the upper non-woven fabric 3 finally.
As shown in fig. 7, a rubber flexible sleeve is sleeved on the cutting roller 2.5, a plurality of grooves are formed in the rubber flexible sleeve, and cutting pieces 2.16 corresponding to the ultrasonic edge banding die 2.15 are distributed in the grooves. When the heat-seal welded nonwoven fabric passes through the cutting roller 2.5, the cutting line 6 of the cutting roller 2.5 is distributed along the outer edge of the heat-seal land 5 as shown in fig. 9. When the upper and lower non-woven fabrics pass through, the ultrasonic edge sealing die 2.15 finishes cutting along the cutting line 6 by the cutting piece 2.16 in the rotating process.
Also distributed on guide roll 2.4, the transfer roller 2.6 has flexible rubber sleeve, can conveniently adjust the clearance between guide roll 2.4, the transfer roller 2.6 through setting up flexible rubber sleeve, is convenient for to the conveying of non-woven fabrics centre gripping. Meanwhile, the film on the non-woven fabric can be prevented from being crushed by conveying the non-woven fabric through the flexible rubber sleeve.
As shown in fig. 3, an edge material reel 2.17 is installed below the supporting platform 2.13, one side of the edge material reel 2.17 is connected with a driven synchronous pulley 2.18, and the driven synchronous pulley 2.18 and one set of double synchronous pulleys 2.11.1 share one synchronous belt 2.11.4. Can collect the rim charge from both sides through rim charge spool 2.17, avoid influencing the normal production that the filter bag was divided to the fibre, need not artificial collection simultaneously.
A one-step forming continuous processing method for arc fiber filter bags comprises the following steps:
step 1), as shown in fig. 8, placing the non-woven fabric winding disc on an upper tensioning shaft 1.2 and a lower tensioning shaft 1.3 respectively, tensioning and fixing the non-woven fabric winding disc at a specified position; the upper non-woven fabric 3 passes through a deviation rectifying mechanism at the upper end, a mark roller 2.19, an ultrasonic system welding suite 2.8, an upper cutting roller 2.1 and a conveying roller 2.6; the lower non-woven fabric 4 passes through a deviation rectifying mechanism at the lower end, a lower cutting roller 2.2 and a conveying roller 2.6; then, the upper non-woven fabric 3 and the lower non-woven fabric 4 are combined and attached and pass through a first group of guide rollers 2.4 and a first group of conveying rollers 2.6, a welding roller 2.3 and an ultrasonic system welding suite 2.8; the second group of guide rollers 2.4 and the conveying rollers 2.6 extend out after passing through the cutting rollers 2.5 and the conveying rollers 2.6.
Step 2), starting a servo motor 2.12 and an ultrasonic system welding kit 2.8, driving each conveying roller 2.6, a first gear 2.7 and a second gear 2.9 to synchronously rotate by a synchronous belt conveying mechanism 2.11, and further driving a marking roller 2.19, an upper cutting roller 2.1, a lower cutting roller 2.2, a welding roller 2.3, two groups of guide rollers 2.4 and a cutting roller 2.5 to synchronously rotate, so that the non-woven fabric is synchronously conveyed in the whole length direction; in the rotating process, the upper and lower deviation-rectifying sensors 1.5 detect the deviation of the upper non-woven fabric 3 and the lower non-woven fabric 4 in the width direction in real time; the controller processes and calculates the offset signals of the upper non-woven fabric 3 and the lower non-woven fabric 4 and outputs the signals to the integrated deviation rectifying and guiding frame 1.4 with different rotating speeds of the motor in the positive and negative directions; and the motor drives the guide roller frame to rotate and swing left and right through the ball screw, so that deviation rectification and guide are realized.
Step 3), after the welding and cutting mechanism works normally, the upper non-woven fabric 3 firstly passes through the space between the marking roller 2.19 and the ultrasonic system welding external member 2.8, and the required logo is printed on the upper non-woven fabric 3 under the combined action of the welding roller 2.3 and the ultrasonic system welding external member 2.8; subsequently, the upper non-woven fabric 3 and the lower non-woven fabric 4 are both subjected to edge cutting by an upper cutting roller 2.1 and a lower cutting roller 2.2; after trimming, the difference between the width of the upper non-woven fabric 3 and the width of the lower non-woven fabric 4 is twice of the height difference of the two sides of the opening end of the fiber filter bag; the cut edge material is wound on an edge material reel 2.17, and the edge material reel 2.17 and the conveying roller 2.6 synchronously act.
Step 4), the cut upper non-woven fabric 3 and the cut lower non-woven fabric 4 are overlapped after being conveyed by the first group of guide rollers 2.4 and the conveying rollers 2.6, the parts of the left and right ends of the lower non-woven fabric 4 exceeding the upper non-woven fabric 3 are the same, and the exceeding length is the same as the height difference of the two sides of the opening end of the fiber separating filter bag.
Step 5), continuously conveying the superposed upper non-woven fabric 3 and lower non-woven fabric 4, and realizing interval heat-seal welding of the upper non-woven fabric 3 and the lower non-woven fabric 4 under the combined action of the welding roller 2.3 and the ultrasonic system welding external member 2.8 when the superposed upper non-woven fabric 3 and lower non-woven fabric 4 pass through the welding roller 2.3 and the ultrasonic system welding external member 2.8; and each time the welding roller 2.3 rotates for one circle, eight arc-shaped heat sealing edges 5 are continuously formed on the overlapped upper non-woven fabric and the overlapped lower non-woven fabric, and the heat sealing edges 5 are arranged as shown in fig. 9.
And 6), when the non-woven fabric subjected to heat sealing passes through a cutting roller 2.5 and a conveying roller 2.6, cutting the non-woven fabric at the heat sealing position, wherein the cutting line 6 is shown in figure 9, and finally forming the arc-shaped fiber filter bag shown in figure 10.
Claims (7)
1. The utility model provides a filter bag one shot forming continuous processing device is divided to arc fibre which characterized in that: comprises a belt placing deviation rectifying mechanism (1) and a welding and cutting mechanism (2);
the belt-releasing deviation-rectifying mechanism (1) comprises a support (1.1), an upper tensioning shaft (1.2) and a lower tensioning shaft (1.3) are arranged at the front end of the support (1.1), an upper group of deviation-rectifying mechanisms and a lower group of deviation-rectifying mechanisms are fixed at the rear end of the support (1.1), and each group of deviation-rectifying mechanisms comprises an integrated deviation-rectifying guide frame (1.4) and a deviation-rectifying sensor (1.5);
the welding and cutting mechanism (2) comprises a supporting platform (2.13), and a marking roller (2.19), an upper cutting roller (2.1), a lower cutting roller (2.2), a welding roller (2.3), a guide roller (2.4) and a cutting roller (2.5) are rotatably arranged on the supporting platform (2.13);
the lower ends of the upper cutting roller (2.1), the lower cutting roller (2.2), the guide roller (2.4) and the cutting roller (2.5) are respectively provided with a conveying roller (2.6), and each conveying roller (2.6) is provided with a first gear (2.7);
an ultrasonic system welding external member (2.8) and a second gear (2.9) are arranged below the marking roller (2.19) and the welding roller (2.3);
a third gear (2.10) is arranged on the marking roller (2.19), the upper cutting roller (2.1), the lower cutting roller (2.2), the welding roller (2.3), the guide roller (2.4) and the cutting roller (2.5), the third gear (2.10) is meshed with the first gear (2.7) and the second gear (2.9), and the first gear (2.7) and the second gear (2.9) are driven to carry out synchronous transmission through a synchronous belt transmission mechanism (2.11) and a servo motor (2.12) on the outer side of the supporting platform (2.13);
the left and right sides of the upper cutting roll (2.1) and the lower cutting roll (2.2) are respectively fixed with a cutting knife (2.14), and the width difference formed by the width between the two cutting knives of the upper cutting roll (2.1) and the width between the two cutting knives of the lower cutting roll (2.2) is twice of the height difference of the two sides of the opening end of the fiber filter bag;
go up tensioning axle (1.2), tensioning axle (1.3) down all adopt the reducing reel, but be equipped with the scale on the reducing reel.
2. The one-step forming continuous processing device for the arc-shaped fiber filter bags according to claim 1, which is characterized in that: the ultrasonic edge sealing die (2.15) is fixed on the welding roller (2.3), the ultrasonic edge sealing die (2.15) is composed of a plurality of U-shaped structures which are matched with the arc-shaped fiber sub-filter bag in shape, and the U-shaped structures are distributed uniformly in the left-right symmetry and the circumferential direction.
3. The one-step forming continuous processing device for the arc-shaped fiber filter bags according to claim 2, which is characterized in that: cutting pieces (2.16) corresponding to the ultrasonic edge sealing die (2.15) are circumferentially distributed on the cutting roller (2.5).
4. The one-step forming continuous processing device for the arc-shaped fiber filter bags according to claim 1, which is characterized in that: hold-in range transport mechanism (2.11) is including two synchronous pulley (2.11.1), single synchronous pulley (2.11.2), two synchronous pulley (2.11.1), single synchronous pulley (2.11.2) and first gear (2.7) or second gear (2.9) coaxial coupling, driving synchronous pulley (2.11.3) are installed to supporting platform (2.13) below, around in proper order around two synchronous pulley (2.11.1), single synchronous pulley (2.11.2), realize each transfer roller (2.6) synchro-motion on driving synchronous pulley (2.11.3) around a plurality of hold-in ranges (2.11.4).
5. The one-step forming continuous processing device of the arc-shaped fiber filter bag according to claim 4, characterized in that: rim charge spool (2.17) are installed to supporting platform (2.13) below, and rim charge spool (2.17) one side is connected with driven synchronous pulley (2.18), and driven synchronous pulley (2.18) and one set of two synchronous pulley (2.11.1) sharing hold-in range (2.11.4) wherein.
6. The one-step forming continuous processing device for the arc-shaped fiber filter bags according to claim 1, which is characterized in that: the outer walls of the guide roller (2.4), the conveying roller (2.6) and the cutting roller (2.5) are all sleeved with flexible rubber sleeves.
7. The method for processing the fiber sub-filter bag by the arc-shaped fiber sub-filter bag one-step forming continuous processing device according to any one of claims 1-6, comprising the following steps:
step 1), placing the non-woven fabric winding disc on an upper tensioning shaft (1.2) and a lower tensioning shaft (1.3) respectively, and tensioning and fixing the non-woven fabric winding disc at a specified position; the upper non-woven fabric (3) passes through the position among the upper deviation rectifying mechanism, the marking roller (2.19) and the ultrasonic system welding suite (2.8), the upper cutting roller (2.1) and the conveying roller (2.6); the lower non-woven fabric (4) passes through the deviation rectifying mechanism at the lower end and between the lower cutting roller (2.2) and the conveying roller (2.6); then, the upper non-woven fabric (3) and the lower non-woven fabric (4) are combined and attached and pass through the space between the first group of guide rollers (2.4) and the first group of conveying rollers (2.6), the space between the welding rollers (2.3) and the ultrasonic system welding suite (2.8); the second group of guide rollers (2.4) and the conveying rollers (2.6) extend out after passing through the space between the cutting roller (2.5) and the conveying rollers (2.6);
step 2), a servo motor (2.12) and an ultrasonic system welding kit (2.8) are started, a synchronous belt conveying mechanism (2.11) drives each conveying roller (2.6), a first gear (2.7) and a second gear (2.9) to synchronously rotate, and then a marking roller (2.19), an upper cutting roller (2.1), a lower cutting roller (2.2), a welding roller (2.3), two groups of guide rollers (2.4) and a cutting roller (2.5) are driven to synchronously rotate; in the rotating process, the upper and lower deviation rectifying sensors (1.5) detect the deviation of the upper non-woven fabric (3) and the lower non-woven fabric (4) in the width direction in real time; the controller processes and calculates the offset signals of the upper non-woven fabric (3) and the lower non-woven fabric (4) and outputs the signals to the integrated deviation rectifying and guiding frame (1.4) at different rotating speeds of the motor in the positive and negative directions; then the motor drives the guide roller frame to rotate and swing left and right through the ball screw, so that the correction and the guide are realized;
step 3), after the welding and cutting mechanism works normally, the upper non-woven fabric (3) firstly passes through the space between the marking roller (2.19) and the ultrasonic system welding suite (2.8), and the required characters or patterns are printed on the upper non-woven fabric (3) under the combined action of the welding roller (2.3) and the ultrasonic system welding suite (2.8); subsequently, both the upper non-woven fabric (3) and the lower non-woven fabric (4) are subjected to edge cutting; after trimming, the difference between the width of the upper non-woven fabric (3) and the width of the lower non-woven fabric (4) is twice of the height difference of the two sides of the opening end of the fiber filter bag; the cut edge material is wound on an edge material reel (2.17), and the edge material reel (2.17) and the conveying roller (2.6) synchronously act;
step 4), the cut upper non-woven fabric (3) and the cut lower non-woven fabric (4) are conveyed by the first group of guide rollers (2.4) and the conveying rollers (2.6) and then are overlapped, the parts of the left end and the right end of the lower non-woven fabric (4) exceeding the upper non-woven fabric (3) are the same, and the exceeding length is the same as the height difference of the two sides of the opening end of the fiber sub-filter bag;
step 5), continuously conveying the superposed upper non-woven fabric (3) and lower non-woven fabric (4), and realizing interval heat-seal welding of the upper non-woven fabric (3) and the lower non-woven fabric (4) under the combined action of the welding roller (2.3) and the ultrasonic system welding external member (2.8) when the superposed upper non-woven fabric (3) and lower non-woven fabric (4) pass through the welding roller (2.3) and the ultrasonic system welding external member (2.8); and when the welding roller (2.3) rotates for one circle, the superposed upper non-woven fabric (3) and lower non-woven fabric (4) continuously form a plurality of arc-shaped heat sealing edges (5);
and 6), when the non-woven fabric subjected to heat sealing passes through the cutting roller (2.5) and the conveying roller (2.6), the arc-shaped heat sealing edges (5) are cut and separated, and then the arc-shaped fiber filter bags with certain height difference at the end openings can be continuously obtained.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB578039A (en) * | 1944-11-07 | 1946-06-12 | Ernest Darbyshire | Improvements in bag making |
| US7661344B2 (en) * | 2003-07-29 | 2010-02-16 | Beaudry Wallace J | Method and apparatus for die cutting a web |
| CN101913268B (en) * | 2010-07-12 | 2012-10-10 | 厦门市嘉骏薄膜包装有限公司 | Heat die cutting specific making tool, device and method for shrink film specific packaging bag |
| CN202163699U (en) * | 2011-07-26 | 2012-03-14 | 厦门亚太美好生活用品有限公司 | Structure of continuous rolling bag convenient to open |
| JP2016028840A (en) * | 2014-07-15 | 2016-03-03 | 東洋製罐株式会社 | Contour cut system and contour cut method |
| CN105313374A (en) * | 2014-07-28 | 2016-02-10 | 天津市旭辉恒远塑料包装有限公司 | Edge cutting mechanism for paper bags |
| CN207874988U (en) * | 2017-12-18 | 2018-09-18 | 珠海三樱日用品有限公司 | A kind of mechanical equipment of automated production refuse bag |
| CN111086272B (en) * | 2019-12-30 | 2021-09-03 | 重庆富美包装印务有限公司 | Processing technology of aluminum plastic packaging bag |
| CN212355868U (en) * | 2020-06-05 | 2021-01-15 | 潮州市景程薄膜科技有限公司 | Film rim charge recovery unit |
| CN214569542U (en) * | 2021-02-02 | 2021-11-02 | 湖北博凯斯新材料科技有限公司 | Automatic filter bag processing production line with arc edges |
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