CN112721316B - Production process for producing special-shaped packaging bags - Google Patents
Production process for producing special-shaped packaging bags Download PDFInfo
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- CN112721316B CN112721316B CN202011592816.XA CN202011592816A CN112721316B CN 112721316 B CN112721316 B CN 112721316B CN 202011592816 A CN202011592816 A CN 202011592816A CN 112721316 B CN112721316 B CN 112721316B
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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
- B31B70/142—Cutting, e.g. perforating, punching, slitting or trimming using presses or dies
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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
- B31B70/26—Folding sheets, blanks or webs
- B31B70/262—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement
- B31B70/266—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement involving gusset-forming
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Abstract
The invention discloses a production process for producing a special-shaped packaging bag, and belongs to the technical field of packaging bag production. The problems of more hot-sealed edges, high production cost and poor sealing effect in the production process of the special-shaped packaging bag in the prior art are solved. The invention comprises the following steps: s1: the film supplying step is to supply film materials for processing the packaging bag; s2: folding, namely folding the film material along the central line by a folding mechanism; s3: transversely sealing, namely heat-sealing the folded packaging bag through a transverse sealing mechanism; s4: shaping, namely, the surface of the packaging bag after heat sealing is flattened by a shaping machine; s5: die cutting, namely processing the packaging bag into a corresponding shape by using a special-shaped die cutting device; s6: cutting edges, namely cutting off redundant membrane materials of the packaging bag; s7: and (6) packaging. According to the invention, by arranging the folding mechanism, only transverse sealing is needed, and longitudinal sealing is not needed, so that a heat sealing process can be reduced, the process is simpler, the sealing performance is better, the energy consumption is reduced, and the production cost is reduced.
Description
Technical Field
The invention belongs to the technical field of packaging bag production, and particularly relates to a production process for producing a special-shaped packaging bag.
Background
The packaging bag is a bag for packaging various articles, so that the goods are convenient to transport and easy to store in the production flow process. The mechanical bag making machine is widely used in daily life and industrial production, and is gradually becoming a product required by the packaging bag manufacturing industry. In the processing and production of various plastic film packaging bags, two single sheets are generally heat-sealed and attached to form the packaging bag so as to meet the requirements of production and customers. For packaging purposes, many bags are made into round bottoms, or cut off two corners of the bottoms to form corner cut bags, or made into other special-shaped packaging bags.
At present, the special-shaped plastic film packaging bags are manufactured through a special-shaped hot cutting device with a special-shaped hot cutting tool so as to meet the requirement of low cost, however, the cost of the existing manufacturing process is still high, operations such as transverse sealing, longitudinal sealing and die cutting need to be carried out, the number of edges needing heat sealing is large, the process is complex, the waste of resources is caused, the production cost is high, and the sealing effect is poor.
Disclosure of Invention
Aiming at the problems of more hot-sealed edges, high production cost and poor sealing effect in the production process of the special-shaped packaging bag in the prior art, the invention provides a production process for producing the special-shaped packaging bag, which aims to solve the problems that: simplify the production process of the special-shaped packaging bag and reduce the production cost.
The technical scheme adopted by the invention is as follows:
a production process for producing special-shaped packaging bags comprises the following steps:
s: the film supplying step is to supply film materials for processing the packaging bag;
s: folding, namely folding the film material along the central line by a folding mechanism;
s: transversely sealing, namely heat-sealing the folded packaging bag through a transverse sealing mechanism;
s: shaping, namely, the surface of the packaging bag after heat sealing is flattened by a shaping machine;
s: die cutting, namely processing the packaging bag into a corresponding shape by using a special-shaped die cutting device;
s: cutting edges, namely cutting off redundant film materials of the packaging bag;
s: and (4) packaging, processing the formed packaging bag, and manually packaging and boxing.
After the technical scheme is adopted, the packaging bag is folded in half, so that the packaging bag only needs to be transversely sealed without longitudinal sealing, one heat sealing process can be reduced, and only one trimming operation needs to be carried out. The invention can reduce the energy consumption and the production cost.
Preferably, the folding mechanism in the step S2 includes a folding mechanism frame, the folding mechanism body is provided with a first guide rod, a second guide rod, a third guide rod and a triangular folded plate, the first guide rod is obliquely arranged and forms an angle with the horizontal direction, the second guide rod and the third guide rod are vertically arranged and fixedly connected with the folding mechanism frame, one side of the triangular folded plate is fixedly connected with the third guide rod, and the other two sides of the triangular folded plate are equal in length.
After the preferred scheme is adopted, the packaging bag is firstly changed from horizontal to vertical through the first guide rod, and then is folded from the middle of the packaging bag by sequentially bypassing the second guide rod, the vertical rod between the second guide rod and the third guide rod, the third guide rod and the triangular folded plate, so that the heat sealing of one edge is reduced.
Preferably, a deviation rectifying mechanism is arranged on the folding mechanism and comprises a photoelectric sensor and a servo motor, the servo motor is connected with a lead screw, a sliding block is connected onto the lead screw, and the sliding block is fixedly connected with the triangular folded plate and is connected with the third guide rod in a sliding mode.
After adopting this preferred scheme, can judge whether the wrapping bag takes place the skew through photoelectric sensor, when taking place the skew, control servo motor drives the lead screw and rotates to drive the triangle folded plate and reciprocate, correct the skew of wrapping bag.
Preferably, the special-shaped die cutting device in the step S5 includes a support frame and a driving device, the support frame is provided with a lower die holder and an upper die holder, the upper die holder is located above the lower die holder, the upper die holder is detachably connected with a special-shaped die cutting tool holder, a special-shaped cutter is mounted on the special-shaped die cutting tool holder, the lower die holder is provided with a die pressing plate and a guide sleeve, the driving device is connected with a guide shaft, the guide shaft is slidably connected with the guide sleeve, the upper end of the guide shaft is fixedly connected with the upper die holder, the lower end of the guide shaft is connected with a lifting plate, and the lifting plate is connected with the driving device.
After the preferable scheme is adopted, the driving device drives the lifting plate to reciprocate up and down, and the lifting plate drives the guide shaft and the upper die base to reciprocate up and down, so that the special-shaped cutter is driven to reciprocate up and down to complete die cutting operation. When the special-shaped cutter needs to be replaced, only the cutter holder needs to be detached and replaced by other cutter holders with the special-shaped cutter, and the applicability is high.
Preferably, the upper die base is provided with an L-shaped fixing piece, and the L-shaped fixing piece is respectively in bolted connection with the special-shaped die cutting tool holder and the upper die base.
After adopting this preferred scheme, can be fixed special-shaped die cutter seat and upper die base through L shape mounting, the installation with dismantle convenient and fast, can practice thrift the time of installation and dismantlement.
Preferably, the special-shaped die cutting knife seat is made of a wood board, and an installation groove is formed in the special-shaped die cutting knife seat and matched with the special-shaped cutting knife in shape.
After adopting this preferred scheme, because the plank has certain elasticity, can firmly clip the special-shaped cutter and can not drop with mounting groove behind the special-shaped cutter embedding mounting groove to the plank is easily processed, can process according to the shape of special-shaped cutter, can install the special-shaped cutter of arbitrary shape, thereby has improved the suitability of cross cutting equipment.
Preferably, the width of the mounting groove is 0.01-0.05 mm smaller than the thickness of the special-shaped cutter.
After adopting this preferred scheme, because the plank has certain elasticity, although the width setting of mounting groove is 0.01 ~ 0.05mm less than the thickness of special-shaped cutter, use a little external force to install when installing special-shaped cutter, set up like this and to make the fastening effect between mounting groove and the special-shaped cutter better, prevent that special-shaped cutter from droing in the use.
Preferably, the special-shaped cutter comprises a first cutter and a second cutter which are symmetrically arranged, and the first cutter and the second cutter enclose a water bottle shape with an upper opening and a lower opening.
After the preferred scheme is adopted, the special-shaped cutter can be used for die cutting of the packaging bag with the plane shape of the water bottle, and the bottom of the packaging bag is folded, so that die cutting of the bottom is not needed.
Preferably, the upper portion of guiding axle is provided with the screw thread, the guiding axle passes through bolted connection with the upper die base, the bolt includes fastening bolt and adjusting bolt, adjusting bolt is located the below of upper die base, fastening bolt is located the top of upper die base.
After the optimized scheme is adopted, the height of the upper die base can be adjusted through the adjusting bolt, so that the distance between the special-shaped cutter and the die plate is adjusted, and the cutting depth of the special-shaped cutter is controlled.
Preferably, a buffer spring is arranged between the lower die base and the upper die base.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. because the packing bag is folded in half, the packing bag only needs to be transversely sealed without longitudinal sealing, one heat sealing process can be reduced, and only one trimming operation needs to be carried out. The invention can reduce the energy consumption and the production cost.
2. The packaging bag is firstly changed from horizontal to vertical through the first guide rod, and then the packaging bag is folded in half from the middle of the packaging bag by sequentially bypassing the second guide rod, the vertical rod between the second guide rod and the third guide rod, the third guide rod and the triangular folded plate, so that the heat sealing of one edge is reduced.
3. Whether the wrapping bag takes place the skew can be judged through photoelectric sensor, when taking place the skew, control servo motor drives the lead screw and rotates to drive the triangle folded plate and reciprocate, correct the skew of wrapping bag.
4. The driving device drives the lifting plate to reciprocate up and down, and the lifting plate drives the guide shaft and the upper die base to reciprocate up and down, so that the special-shaped cutter is driven to reciprocate up and down to complete die cutting operation. When the special-shaped cutter needs to be replaced, only the cutter holder needs to be detached and replaced by other cutter holders with the special-shaped cutter, and the applicability is high.
5. Can be fixed special-shaped die cutter seat and upper die base through L shape mounting, installation and dismantlement convenient and fast can practice thrift the time of installation and dismantlement.
6. Because the plank has certain elasticity, can firmly clip the dysmorphism cutter and can not drop with the mounting groove behind the dysmorphism cutter embedding mounting groove to the plank is easily processed, can process according to the shape of dysmorphism cutter, can install the dysmorphism cutter of arbitrary shape, thereby has improved the suitability of cross cutting equipment.
7. Because the plank has certain elasticity, although the width setting of mounting groove is 0.01 ~ 0.05mm less than the thickness of special-shaped cutter, but use a little external force to install when installing special-shaped cutter, set up like this and can make the fastening effect between mounting groove and the special-shaped cutter better, prevent that special-shaped cutter from droing in the use.
8. The special-shaped cutter can be used for die cutting of the packaging bag with the plane shape of a water bottle, and the bottom of the packaging bag is folded, so that die cutting of the bottom is not needed.
9. The height of the upper die base can be adjusted through the adjusting bolt, so that the distance between the special-shaped cutter and the die plate is adjusted, and the cutting depth of the special-shaped cutter is controlled.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of a half-folding mechanism;
FIG. 2 is a schematic view of a deviation correcting mechanism;
FIG. 3 is a schematic view of the triangular flap folded in half;
FIG. 4 is a schematic view of the package in a folded configuration;
FIG. 5 is a schematic view of the mechanism of the die cutting device;
FIG. 6 is a schematic view of a configuration of a contour cutter;
fig. 7 is a schematic structural view of the die cutter holder.
The folding mechanism comprises a folding mechanism frame 1, a first guide rod 2, a second guide rod 3, a third guide rod 4, a triangular folding plate 5, a servo motor 6, a lead screw 7, a sliding block 8, a packaging bag 9, a floating roller 10, a support frame 11, a lower die holder 12, a driving device 13, a lifting plate 14, a guide shaft 15, a guide sleeve 16, a die pressing plate 17, a special-shaped cutter 18, a special-shaped die cutter holder 19, a mounting groove 20, a buffer spring 21, an upper die holder 22, an adjusting nut 23, a fastening nut 24 and a fixing piece 25L.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the embodiments of the present application, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.
The present invention will be described in detail with reference to fig. 1 to 7.
A production process for producing special-shaped packaging bags comprises the following steps:
s1: the film supply is used for supplying film materials for processing the packaging bags; in this example, the film supply was performed by a commonly used discharge roll in the prior art.
S2: folding, namely folding the film material along the central line by a folding mechanism;
s3: transversely sealing, namely heat-sealing the folded packaging bag through a transverse sealing mechanism; the transverse sealing mechanism in this embodiment is a transverse sealing mechanism commonly used in the prior art.
S4: shaping, namely, the surface of the packaging bag after heat sealing is flattened by a shaping machine; the shaper described in this embodiment is a shaper commonly used in the art.
S5: die cutting, namely processing the packaging bag into a corresponding shape by using a special-shaped die cutting device; the irregular-shaped packing bag described in this embodiment has a bottle shape, as shown in fig. 3 and 4.
S6: cutting edges, namely cutting off redundant film materials of the packaging bag;
s7: and (4) packaging, namely processing the formed packaging bag, and manually packaging and boxing.
In this embodiment, the folding mechanism in step S2 includes a folding mechanism frame 1, the folding mechanism body 1 is provided with a first guide rod 2, a second guide rod 3, a third guide rod 4 and a triangular folded plate 5, the first guide rod 2 is obliquely arranged and forms an angle of 45 ° with the horizontal direction, the second guide rod 3 and the third guide rod 4 are both vertically arranged and fixedly connected with the folding mechanism frame 1, one side of the triangular folded plate 5 is fixedly connected with the third guide rod 4, and the other two sides of the triangular folded plate 5 are equal in length.
The packaging bag firstly enters a folding mechanism frame 1 from a feeding roll horizontally, then is changed from horizontal to vertical through a first guide rod 2, then sequentially bypasses a second guide rod 3, a vertical rod between the second guide rod 3 and a third guide rod 4, the third guide rod 4 and a triangular folded plate 5, the triangular folded plate 5 enables the packaging bag to be folded along the central line of the packaging bag, and then the next step of transverse sealing operation is carried out. Because the method of folding is adopted, the bottom of the packaging bag does not need to be heat-sealed, and the heat sealing of one edge can be reduced. A floating roller 10 is arranged between the folding mechanism and the transverse sealing mechanism, and the floating roller 10 reciprocates up and down to convert the uniform motion of the packaging bag into intermittent motion.
In this embodiment, the shape that the horizontal seal mechanism adopted scalds the sword is the same with the shape of wrapping bag both sides to because the fifty percent discount has been carried out to the bottom, consequently, only need violently seal and can accomplish the heat-seal of wrapping bag, need not indulge and seal.
In this embodiment, be provided with the mechanism of rectifying on the fifty percent discount mechanism, the mechanism of rectifying includes photoelectric sensor and servo motor 6, servo motor 6 is connected with lead screw 7, be connected with slider 8 on the lead screw 7, slider 8 and 5 fixed connection of triangle folded plate and with 4 sliding connection of third guide bar. Photoelectric sensor can discern the edge of wrapping bag and the pattern of wrapping bag to judge whether the wrapping bag takes place the skew, when taking place the skew, photoelectric sensor gives servo motor with the signal transmission, and private clothes motor 6 drives lead screw 7 and rotates, and lead screw 7 rotates and drives slider 8 and reciprocate, thereby drives triangle folded plate 5 and reciprocates, accomplishes rectifying to the wrapping bag.
In this embodiment, the special-shaped die cutting device described in step S5 includes a supporting frame 11 and a driving device 13, a lower die holder 12 and an upper die holder 22 are provided on the supporting frame 11, the upper die holder 22 is located above the lower die holder 12, a special-shaped die cutting tool holder 19 is detachably connected to the upper die holder 22, a special-shaped cutting tool 18 is installed on the special-shaped die cutting tool holder 19, a die pressing plate 17 and a guide sleeve 16 are provided on the lower die holder 12, the driving device is connected with a guide shaft 15, the guide shaft 15 is slidably connected with the guide sleeve 16, the upper end of the guide shaft 15 is fixedly connected with the upper die holder 22, the lower end of the guide shaft 15 is connected with a lifting plate 14, and the lifting plate 14 is connected with the driving device 13.
In this embodiment, the upper die holder 22 is provided with an L-shaped fixing member 25, and the L-shaped fixing member 25 is respectively connected to the special-shaped die cutting seat 19 and the upper die holder 22 by bolts. In another embodiment, the L-shaped fixing member 25 is disposed around the upper die base 22, so that the upper die base 22 and the L-shaped fixing member 25 only need to be bolted to define the position of the special-shaped die cutting seat 19, and the special-shaped die cutting seat 19 and the L-shaped fixing member 25 do not need to be bolted to each other.
In this embodiment, the special-shaped die cutting tool seat 19 is made of wood, and the special-shaped die cutting tool seat 19 is provided with an installation groove 20, wherein the installation groove 20 is matched with the shape of the special-shaped cutting tool 18.
In this embodiment, the width of the mounting groove 20 is 0.01-0.05 mm smaller than the thickness of the special-shaped cutter 18.
The special-shaped cutter 18 comprises a first cutter and a second cutter which are symmetrically arranged, and the first cutter and the second cutter are encircled to form a water bottle shape with an upper opening and a lower opening. In another embodiment, the profile cutter 18 may have other shapes, and the shape of the mounting groove 20 on the corresponding profile die cutting tool seat 19 is matched with the shape of the mounting groove.
The upper portion of guide shaft 15 is provided with the screw thread, guide shaft 15 passes through bolted connection with upper die base 22, the bolt includes fastening bolt 24 and adjusting bolt 23, adjusting bolt 23 is located the below of upper die base 22, fastening bolt 24 is located the top of upper die base 22.
A buffer spring 21 is arranged between the lower die holder 12 and the upper die holder 22. The buffer spring 21 can play a role in buffering the pressing process and can also provide a supporting force in the process of lifting the upper die holder.
In this embodiment, the driving device 13 is a hydraulic cylinder, and the top of the hydraulic cylinder is fixedly connected with the lifting plate 14.
In another embodiment, the driving device 13 is a motor, and an output shaft of the motor is connected with an eccentric wheel (not shown in the figure), and the eccentric wheel is hinged with the lifting plate 14 through a connecting rod mechanism (not shown in the figure). The lifting plate 14 can reciprocate up and down through the motor, the eccentric wheel and the connecting rod mechanism.
The above embodiments only express specific embodiments of the present application, and the description is specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (8)
1. A production process for producing special-shaped packaging bags is characterized by comprising the following steps: the method comprises the following steps:
s1: the film supply is used for supplying film materials for processing the packaging bags;
s2: folding, namely folding the film material along the central line by a folding mechanism;
s3: transverse sealing, namely performing heat sealing on the folded packaging bag through a transverse sealing mechanism;
s4: shaping, namely, the surface of the packaging bag after heat sealing is flattened by a shaping machine;
s5: die cutting, namely processing the packaging bag into a corresponding shape by using a special-shaped die cutting device;
s6: cutting edges, namely cutting off redundant membrane materials of the packaging bag;
s7: packing, processing the formed packing bag, and manually packing and boxing;
the folding mechanism in the step S2 comprises a folding mechanism frame (1), wherein a first guide rod (2), a second guide rod (3), a third guide rod (4) and a triangular folded plate (5) are arranged on the folding mechanism frame (1), the first guide rod (2) is obliquely arranged and forms an angle of 45 degrees with the horizontal direction, the second guide rod (3) and the third guide rod (4) are vertically arranged and fixedly connected with the folding mechanism frame (1), one edge of the triangular folded plate (5) is fixedly connected with the third guide rod (4), and the other two edges of the triangular folded plate (5) are equal in length;
the special-shaped die cutting device in the step S5 comprises a support frame (11) and a driving device (13), wherein a lower die holder (12) and an upper die holder (22) are arranged on the support frame (11), the upper die holder (22) is located above the lower die holder (12), a special-shaped die cutting tool holder (19) is detachably connected to the upper die holder (22), a special-shaped cutting tool (18) is installed on the special-shaped die cutting tool holder (19), a die pressing plate (17) and a guide sleeve (16) are arranged on the lower die holder (12), the driving device is connected with a guide shaft (15), the guide shaft (15) is slidably connected with the guide sleeve (16), the upper end of the guide shaft (15) is fixedly connected with the upper die holder (22), the lower end of the guide shaft (15) is connected with a lifting plate (14), and the lifting plate (14) is connected with the driving device (13).
2. The process for producing the special-shaped packaging bag according to claim 1, wherein the process comprises the following steps: be provided with the mechanism of rectifying on the fifty percent discount mechanism, the mechanism of rectifying includes photoelectric sensor and servo motor (6), servo motor (6) are connected with lead screw (7), be connected with slider (8) on lead screw (7), slider (8) and triangle folded plate (5) fixed connection just with third guide bar (4) sliding connection.
3. The process for producing the special-shaped packaging bag according to claim 2, wherein the process comprises the following steps: the special die cutting machine is characterized in that an L-shaped fixing piece (25) is arranged on the upper die base (22), and the L-shaped fixing piece (25) is respectively connected with the special die cutting tool holder (19) and the upper die base (22) through bolts.
4. The production process for producing the special-shaped packaging bag according to claim 3, wherein the production process comprises the following steps: the special-shaped die cutting tool holder (19) is made of a wood board, a mounting groove (20) is formed in the special-shaped die cutting tool holder (19), and the mounting groove (20) is matched with the special-shaped cutter (18) in shape.
5. The production process for producing the special-shaped packaging bag according to claim 4, wherein the production process comprises the following steps: the width of the mounting groove (20) is 0.01-0.05 mm smaller than the thickness of the special-shaped cutter (18).
6. The production process for producing the special-shaped packaging bag according to claim 2, characterized in that: the special-shaped cutter (18) comprises a first cutter and a second cutter which are symmetrically arranged, and the first cutter and the second cutter are encircled to form a water bottle shape with an upper opening and a lower opening.
7. The production process for producing the special-shaped packaging bag according to claim 2, characterized in that: the upper portion of guiding axle (15) is provided with the screw thread, guiding axle (15) passes through bolted connection with upper die base (22), the bolt includes fastening bolt (24) and adjusting bolt (23), adjusting bolt (23) are located the below of upper die base (22), fastening bolt (24) are located the top of upper die base (22).
8. The production process for producing the special-shaped packaging bag according to claim 2, characterized in that: and a buffer spring (21) is arranged between the lower die holder (12) and the upper die holder (22).
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| CN202011592816.XA CN112721316B (en) | 2020-12-29 | 2020-12-29 | Production process for producing special-shaped packaging bags |
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| CN202011592816.XA CN112721316B (en) | 2020-12-29 | 2020-12-29 | Production process for producing special-shaped packaging bags |
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| CN112721316B true CN112721316B (en) | 2022-12-20 |
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