阅读说明：本技术 一种穿绳袋的加工工艺及其生产设备 (Processing technology and production equipment of rope-penetrating bag ) 是由 丁善玉 潘孝华 薛道良 于 2020-12-30 设计创作，主要内容包括：本发明公开了一种穿绳袋的加工工艺及其生产设备,在主料输送路径上依次设有袋口翻折工位、打孔工位、反向翻折复位工位、单层翻开工位、绳索导入工位、上层膜复位工位、绳索腔成型工位及袋体成型工位,所述袋口翻折工位设有翻折装置一,所述打孔工位设置有打孔装置,所述反向翻折复位工位设有翻折装置二,所述单层翻开工位设有翻折装置三,所述绳索导入工位设有绳索导入装置和翻折装置四,所述上层膜复位工位设有翻折装置五,所述绳索腔成型工位设有封合装置,所述袋体成型工位设有封切装置或热封点断装置。本发明通过简单的翻折动作从主料打孔、穿绳到封合实现穿绳作业,适用于机械化自动生产。(The invention discloses a processing technology of a rope threading bag and production equipment thereof.A bag opening turnover station, a punching station, a reverse turnover reset station, a single-layer turnover station, a rope guide-in station, an upper layer film reset station, a rope cavity forming station and a bag body forming station are sequentially arranged on a main material conveying path, the bag opening turnover station is provided with a first turnover device, the punching station is provided with a punching device, the reverse turnover reset station is provided with a second turnover device, the single-layer turnover station is provided with a third turnover device, the rope guide-in station is provided with a rope guide-in device and a fourth turnover device, the upper layer film reset station is provided with a fifth turnover device, the rope cavity forming station is provided with a sealing device, and the bag body forming station is provided with a sealing and cutting device or a heat-sealing and point. The rope threading operation is realized from main material punching, rope threading to sealing through simple folding actions, and the rope threading device is suitable for mechanical automatic production.)

1. A processing technology of a stringing bag is characterized by comprising the following processing steps:

1) the bag opening is turned, one side of the continuous double-layer main material is closed to form a bottom edge, the other side of the continuous double-layer main material is opened to form a bag opening, the double-layer bag openings are turned upwards or downwards at the same time, and the turned side edges are turned folding edges;

2) punching a bag opening, conveying the turned main material to a punching station, and punching holes at the turned edges;

3) reversely turning and resetting, wherein after punching, the double-layer bag mouth is reversely turned and reset, and a rope taking hole is formed on the double-layer main material;

4) the single layer is turned, the upper layer film of the opening of the main material bag is turned upwards, and the rope taking holes in the upper layer film and the lower layer film are exposed at the same time;

5) rope threading, wherein a main material is moved to a rope leading-in station, a rope threading auxiliary material is divided into an auxiliary material I and an auxiliary material II, the auxiliary material I covers an upper layer film, the auxiliary material II covers a lower layer film, then the upper layer film is turned over downwards to wrap the auxiliary material I, the lower layer film is turned over upwards to wrap the auxiliary material II;

6) resetting the upper layer film, namely turning down and resetting the upper layer film turned up after rope threading is finished, wherein the auxiliary material I and the auxiliary material II are respectively exposed in rope taking holes in the upper layer film and the lower layer film;

7) forming a rope cavity, wherein the edge of the bag mouth of the main material is a sealing edge, after the upper membrane is reset, the sealing edge of the upper membrane is sealed with the upper membrane to form the upper rope cavity, and the sealing edge of the lower membrane is sealed with the lower membrane to form the lower rope cavity;

8) and (4) forming the bag body, and after the stringing is finished, transversely sealing the continuous main material to form an independent stringing bag body.

2. The processing technology of the stringing bag as claimed in claim 1, wherein in step 5), the upper film is folded downwards along the folded edge, and the lower film is folded upwards along the folded edge.

3. The processing technology of the stringing bag as claimed in claim 1, wherein in step 7), the main material and the stringing auxiliary material are sent to a sealing station for hot-press sealing.

4. The processing technology of the stringing bag as claimed in claim 1, wherein in step 8), the continuous main material is sealed and cut into unit stringing bag bodies by using a sealing and cutting device.

5. The processing technology of the stringing bag according to claim 1, wherein in the step 8), the main material is transversely sealed and point-cut by a heat-sealing point-cutting device, and the point-cut part is arranged in the middle of the heat seal.

6. The utility model provides a rope-penetrating bag production facility, its characterized in that is equipped with the sack in proper order on main material transfer path and turns over a station, the station that punches, reverse a reset station, individual layer turn over open the station, rope leading-in station, upper strata membrane reset station, rope chamber shaping station and bag body shaping station, the sack turns over a station and is equipped with a device I that turns over, the station that punches is provided with perforating device, reverse a reset station is equipped with a device II that turns over, the individual layer turns over open the station and is equipped with a device III that turns over, the leading-in station of rope is equipped with rope leading-in device and turns over a device IV, upper strata membrane reset station is equipped with turns over a device V, rope chamber shaping station is equipped with the involution device, bag body shaping station.

7. The stringing bag manufacturing apparatus as claimed in claim 6, wherein the folding device comprises a guide plate and a guide roller, the guide plate is disposed in front of the guide roller, the guide roller and the guide plate are not at the same height, the guide plate has a guide edge, and the main material is folded along the guide edge.

8. The stringing bag manufacturing apparatus as claimed in claim 7, wherein a pressing roller is further provided at a side of the guide plate, and the pressing roller is disposed above the main material.

9. The stringing bag manufacturing apparatus as claimed in claim 7, wherein a folding plate is further disposed between the guiding plate and the guiding roller, the folding plate is disposed obliquely and forms an included angle with the guiding roller, and the folding plate has an obliquely disposed folding edge, and the front end of the folding edge is connected to the guiding edge.

Technical Field

The invention relates to a processing technology of a stringing bag and production equipment thereof, which are suitable for flexible materials such as non-woven fabrics, paper and the like, in particular to a plastic film stringing garbage bag.

Background

The stringing bag is a handbag, a hand rope is threaded at the bag opening part of the bag body, a notch for pulling the hand rope out is formed in the bag opening part, the hand rope can be pulled out from the notch to serve as a hand part of the bag body, and the bag opening can be tightened up by the hand rope to play a dustproof role. The stringing mode of stringing bag also has the multiple, and the common cloth stringing bag of weaving has, adopts the mode processing of sewing, and the film stringing bag needs artifical stringing, has the problem that production efficiency is low, and the processing cost is high.

Disclosure of Invention

In view of the technical problems in the background art, the technical problems to be solved by the invention are to provide a processing technology for automatically producing a stringing bag and a production device thereof.

In order to solve the technical problems, the invention adopts the following technical scheme: the processing technology of the rope-threading bag is characterized by comprising the following processing steps:

1) the bag opening is turned, one side of the continuous double-layer main material is closed to form a bottom edge, the other side of the continuous double-layer main material is opened to form a bag opening, the double-layer bag openings are turned upwards or downwards at the same time, and the turned side edges are turned folding edges;

2) punching a bag opening, conveying the turned main material to a punching station, and punching holes at the turned edges;

3) reversely turning and resetting, wherein after punching, the double-layer bag mouth is reversely turned and reset, and a rope taking hole is formed on the double-layer main material;

4) the single layer is turned, the upper layer film of the opening of the main material bag is turned upwards, and the rope taking holes in the upper layer film and the lower layer film are exposed at the same time;

5) rope threading, wherein a main material is moved to a rope leading-in station, a rope threading auxiliary material is divided into an auxiliary material I and an auxiliary material II, the auxiliary material I covers an upper layer film, the auxiliary material II covers a lower layer film, then the upper layer film is turned over downwards to wrap the auxiliary material I, the lower layer film is turned over upwards to wrap the auxiliary material II;

6) resetting the upper membrane, namely turning down and resetting the upper membrane turned up after rope threading is finished, wherein the first auxiliary material and the second auxiliary material are respectively exposed in holes in the upper membrane and the lower membrane;

7) forming a rope cavity, wherein the edge of the bag mouth of the main material is a sealing edge, after the upper membrane is reset, the sealing edge of the upper membrane is sealed with the upper membrane to form the upper rope cavity, and the sealing edge of the lower membrane is sealed with the lower membrane to form the lower rope cavity;

8) and (4) forming the bag body, and after the stringing is finished, transversely sealing the continuous main material to form an independent stringing bag body.

Preferably, in the step 5), the upper layer film is turned downwards along the turning edge, and the lower layer film is turned upwards along the turning edge.

Preferably, in step 7), the main material and the stringing auxiliary material are sent to a sealing station for hot-press sealing.

Preferably, in step 8), the continuous main material is sealed and cut into unit stringing bag bodies by using a sealing and cutting device.

Preferably, in step 8), the main material is transversely sealed and cut by a heat-sealing and cutting device, and the cutting position is arranged in the middle of the heat sealing.

The utility model provides a rope-penetrating bag production facility, its characterized in that is equipped with the sack in proper order on main material transfer path and turns over a station, the station that punches, reverse a reset station, individual layer turn over open the station, rope leading-in station, upper strata membrane reset station, rope chamber shaping station and bag body shaping station, the sack turns over a station and is equipped with a device I that turns over, the station that punches is provided with perforating device, reverse a reset station is equipped with a device II that turns over, the individual layer turns over open the station and is equipped with a device III that turns over, the leading-in station of rope is equipped with rope leading-in device and turns over a device IV, upper strata membrane reset station is equipped with turns over a device V, rope chamber shaping station is equipped with the involution device, bag body shaping station.

The first turning-over device comprises a turning-over plate and a guide roller, the folding edge of the turning-over plate is inclined, the turning-over plate comprises a front plate and a rear plate, an included angle is formed between the front plate and the rear plate, the guide roller is arranged on the side of the joint of the front plate and the rear plate, the main material is wound below the guide roller and the turning-over plate, and the turning-over part of the main material is turned over upwards along the folding edge.

The rope threading operation is realized from the punching, rope threading to the sealing of the main materials through simple folding actions, and the rope threading machine is suitable for mechanical automatic production.

Drawings

FIG. 1 is a schematic view of the forming process of the rope-threading bag of the present invention.

FIG. 2 is a schematic view of the present invention illustrating perforation of a bag opening.

FIG. 3 is a schematic view of the single layer flip of the present invention.

Fig. 4 is a schematic drawing of the introduction of the rope according to the invention.

FIG. 5 is a schematic diagram of the present invention.

Fig. 6 is a schematic diagram of the rope cavity formation of the present invention.

Fig. 7 is a schematic view of the processing steps of the stringing bag according to the present invention.

Fig. 8 is a schematic view of the reeving bag of the present invention.

Fig. 9 is a schematic view of a third folding device of the present invention.

Detailed Description

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings. The main material 1 of the invention is made of a film roll material, one side of the main material is closed to form a bottom edge 2, the other side of the main material is opened to form a bag opening 3, and if the left side and the right side of the main material 1 are both closed, one side of the main material is cut by a cutting knife 13 to form an opening.

Referring to the attached drawings 1-8, the processing technology of the rope-through bag comprises the following processing steps:

1) the bag mouth is turned over, the double-layer bag mouth 3 of the main material is turned over upwards or downwards at the same time, and the turned side edge is a turned edge 4;

2) punching a bag opening, conveying the turned main material 1 to a punching station, punching holes at the turned edge, forming a notch 5 for taking a rope at the bag opening, wherein the notch can be in a semicircular shape, a square shape and the like, and the punching position is preferably the middle position of the bag opening of the unit rope threading bag;

3) reversely turning and resetting, after punching, reversely turning and resetting the double-layer bag mouth 3, and after the punched part is unfolded, forming a rope taking hole 6 on the double-layer main material;

4) the single layer is turned, the upper layer film 8 at the opening of the main material bag is turned upwards, and the rope taking holes 6 on the upper layer film 8 and the lower layer film 7 are exposed simultaneously;

5) threading, wherein a main material 1 is moved to a rope leading-in station, a threading auxiliary material is divided into a first auxiliary material 10 and a second auxiliary material 9, the threading auxiliary material is a hand-held rope or a hand-held belt, the first auxiliary material and the second auxiliary material are led in, the first auxiliary material 10 covers an upper film 8 which is turned over, the second auxiliary material 9 covers a lower film 7, then the upper film is turned over downwards, the first auxiliary material is coated, the lower film is turned over upwards, the second auxiliary material is coated, in the step 1), a turning edge 4 is formed after a bag opening is turned over, holes are formed in the turning edge, and therefore when the upper film and the lower film are turned over, the effect of turning over along the turning edge 4 is better, the upper film 8 and the lower film are aligned up and down, namely, the upper film is turned over downwards along the turning edge, and the lower film is turned over upwards along the turning edge;

6) resetting the upper layer film, namely, downwards turning and resetting the upwards turned upper layer film 8 after rope threading is finished, wherein the auxiliary material I and the auxiliary material II are respectively exposed in the rope taking holes 6 on the upper layer film and the lower layer film, and when the rope threading device is used, a user can pull out the auxiliary material I and the auxiliary material II from the rope taking holes;

7) forming a rope cavity, wherein the edge of the bag mouth of the main material is a sealing edge 12, after the upper membrane 8 is reset, the sealing edge of the upper membrane is sealed with the upper membrane 8 to form an upper rope cavity 14, and the sealing edge of the lower membrane is sealed with the lower membrane 7 to form a lower rope cavity 11, wherein the sealing can be performed by heat sealing or ultrasonic sealing or glue bonding;

8) and (3) forming the bag body, after the stringing is finished, transversely sealing the continuous main material to form an independent stringing bag body, sealing the first auxiliary material 10 and the second auxiliary material 9 with the bag body at the same time, and forming the independent stringing bag body by taking the sealing edge as a limit. The main material and the stringing auxiliary material can be sent to a sealing station for sealing by hot pressing, and can also be sealed by ultrasonic waves, bonded by glue and the like. The sealed stringing bag body can still be kept in a continuous mode or a unit mode, and if the unit mode is selected, the continuous main materials can be sealed and cut into the unit stringing bag body by adopting a sealing and cutting device; if continuous rolling bags are kept, the main materials can be transversely sealed and point-cut by adopting a heat-sealing point-cutting device, and the point-cut part is arranged in the middle of heat sealing, so that the bag bodies still keep a continuous state, only a point-cut line is formed between the adjacent bag bodies, and the unit bag bodies can be formed by tearing from the point-cut line when in use.

Referring to the attached figure 8, two sides 15 of the formed rope threading bag are sealed, and the auxiliary rope threading materials 9 and 10 are sealed with the two sides of the bag body, so that two ends of the auxiliary rope threading material are fixed with the bag body, a rope taking hole 6 is formed in the bag opening 3 of the bag body, the auxiliary rope threading material is exposed from the rope taking hole, and the auxiliary rope threading material can be pulled out from the upper rope cavity and the lower rope cavity. When the portable bag is used, the first auxiliary material 10 and the second auxiliary material 9 are pulled out from the rope taking hole, the upper rope cavity 14 and the lower rope cavity 11 are compressed, the bag opening of the bag body is naturally tightened, the first auxiliary material and the second auxiliary material are used as a hand-held rope, the hand-held rope can be further tightened, the bag opening is completely tightened, and the first auxiliary material and the second auxiliary material are knotted, so that the bag opening is closed, and a dustproof effect is achieved.

A first turning device is arranged on the bag opening turning station, a punching device 16 is arranged on the punching station, the punching device comprises a punching knife and a punching seat matched with the punching knife, when main materials are conveyed to the punching station, the punching knife is pressed with the punching seat, and a hole for taking a rope is formed at the turning edge of the bag opening of the main materials; the reverse turning reset station is provided with a turning device II, the single-layer turning station is provided with a turning device III, the rope guide station is provided with a rope guide device and a turning device IV, the rope guide device adopts a guide rod, a rope threading auxiliary material bypasses the guide rod and is pulled forwards, the guide rod enables the auxiliary material I to be covered on the turned upper film, the auxiliary material II is covered on the lower film, if the rope threading auxiliary material is led in from the side, the guide rod is obliquely arranged, the rope threading auxiliary material is turned and is consistent with the main material conveying direction, and if the rope threading auxiliary material is led in from the upper part, the rope threading auxiliary material is changed from vertical conveying to horizontal conveying; the rope cavity forming station is provided with a rope cavity forming device, the rope cavity forming device is used for forming a rope cavity, the rope cavity forming device is a heat sealing device, the rope cavity forming device is used for longitudinally sealing, an upper heat sealing die and a lower heat sealing die are used for pressing and heat sealing, an ultrasonic device can be used for conducting ultrasonic sealing, the sealing edge can be glued, and sealing can be achieved in a bonding mode; the bag body forming station is provided with a sealing and cutting device or a heat-sealing and point-cutting device, and the sealing and cutting device is used for sealing and cutting continuous main materials and stringing auxiliary materials to form a unit stringing bag. The first one adopts a hot cutter which seals and cuts the main material and the stringing auxiliary material to form an independent unit stringing bag; the second method adopts sealing and cold cutting knife combination, namely, the main material and the stringing auxiliary material are transversely sealed to form an independent stringing bag, two sealing lines are provided, one sealing line is the rear side sealing line of the front bag body, the other sealing line is the front side sealing line of the rear bag body, the sealing mode can be heat sealing, ultrasonic sealing and the like, and the cold cutting knife is used for cutting off the two sealing lines after sealing to enable the front bag body to become an independent unit stringing bag; and the third type adopts a heat-sealing heat cutter which is formed by combining two heat-sealing cutters and a cutting-off cutter, wherein the cutting-off cutter is arranged between the two heat-sealing cutters, the two heat-sealing cutters are respectively used for sealing the side edges of the front bag body and the rear bag body, and the main material and the stringing auxiliary material are cut off at the same time of heat sealing. The structure of the heat-sealing point breaking device is similar to that of the second structure and the third structure, and only the cold cutter or the cutting knife is replaced by the point breaking knife, so that the bag bodies still keep a continuous state, only a point breaking line is formed between the adjacent bag bodies, and the bag bodies can be formed by breaking from the point breaking line when in use.

The second turnover device and the fifth turnover device reset the turnover part, and the guide part 17 can be used for guiding, for example, a guide rod or a guide plate is inclined, so that the turnover part of the main material is reversely turned along the guide part to reset. The first turning device, the third turning device and the fourth turning device can adopt guide grooves, for example, guide rods or guide plates form guide grooves, and the turning parts of the main materials are turned along the guide grooves. In this embodiment, turn over a device one including deflector 25 and deflector roll 20, the deflector sets up in the place ahead of deflector roll, just deflector roll and deflector are not at same height, and the two forms high fall, and the material can not appear tensile when turning over like this, if the two is on same horizontal plane, must lead to the fact the material tensile when turning over, influences product quality, deflector 25 has guiding edge 24, main material 1 turns over along guiding edge 24 and turns over, guiding edge and sack parallel arrangement, the double-deck sack of main material turns over along the guiding edge of deflector simultaneously, and the side after the main material turns over is for turning over hem 4, should turn over hem 4 unanimously with the guiding edge 24 of deflector. Referring to the attached drawing 9, the single-layer film is turned, and the third turning device and the fourth turning device are both single-layer film turning, so that the third turning device and the fourth turning device can both adopt the above structure, the guide roller 20 is arranged above the guide plate 25, when the single-layer film is turned, in order to ensure stable conveying of the main material 1 and avoid influence of turning on the main material, the side of the guide plate is also provided with the press roller 21, the press roller is arranged above the main material 1, the press roller 21 presses the part which is not turned, and when the single-layer film is turned, the press roller 21 presses the other film 7, so that the effect is better; still be equipped with between deflector and the deflector roll and turn over folded plate 23, turn over folded plate 23 slope setting and form the contained angle with deflector 25, just turn over folded plate and have the folding limit 22 that the slope set up, the front end and the direction limit 24 of folding limit link up, turn over the folded plate and turn over the preparation for the material is turned over, turn over the folded plate and make the material turn over along folding limit and turn over gradually, get into the deflector at last and realize turning over the book completely.