CN116811350A - Plastic bag production device and processing method thereof - Google Patents
Plastic bag production device and processing method thereof Download PDFInfo
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- CN116811350A CN116811350A CN202310696693.1A CN202310696693A CN116811350A CN 116811350 A CN116811350 A CN 116811350A CN 202310696693 A CN202310696693 A CN 202310696693A CN 116811350 A CN116811350 A CN 116811350A
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- 239000004033 plastic Substances 0.000 title claims abstract description 205
- 229920003023 plastic Polymers 0.000 title claims abstract description 205
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 238000003672 processing method Methods 0.000 title claims abstract description 12
- 239000004744 fabric Substances 0.000 claims abstract description 111
- 238000001179 sorption measurement Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims abstract description 10
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 238000001125 extrusion Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 238000007639 printing Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 239000003000 extruded plastic Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 3
- 239000010935 stainless steel Substances 0.000 claims 2
- 238000010096 film blowing Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention relates to the technical field of plastic bag processing and discloses a plastic bag production device and a processing method thereof, wherein the plastic bag production device comprises a support frame and an inward folding piece, the upper end of the support frame is connected with a horizontal frame, the inward folding piece is arranged on the inner side of the horizontal frame, a plurality of transmission roller groups for moving plastic cloth are rotatably arranged in the middle of the support frame, two groups of adsorption assemblies are arranged on the inner side of the horizontal frame, and the two groups of adsorption assemblies are symmetrically arranged on the upper side and the lower side of the inward folding piece; the adsorption component comprises a driving motor and an air suction pump which are arranged on the side part of the horizontal rack, and the driving motor drives a chain to rotate, the chain comprises a plurality of chain barrels hinged to each other, an air duct is connected between the adjacent chain barrels, an adsorption port for sucking up plastic cloth is formed in the side part of the chain barrel, the air suction pump is communicated with the adsorption port through the air duct, in the scheme, an inward folded piece is in contact with the middle of the plastic cloth, so that the inward folded position and depth are unified, the inward folded quality is improved, and the quality of a plastic bag finished product is unified and attractive.
Description
Technical Field
The invention relates to the technical field of plastic bag processing, in particular to a plastic bag production device and a plastic bag processing method.
Background
Plastic bags have become an integral part of people's daily lives in today's society. The production and processing technology of plastic bags is very mature and mainly divided into an extrusion method and a film blowing method.
The extrusion method is to heat and melt plastic particles, then extrude the melted plastic through an extruder and mold a die. The plastic bag produced by the method has smooth and even surface and is suitable for producing high-quality plastic bags. The film blowing method is to blow molten plastic into a layer of film by a film blowing head of a film blowing machine after plastic particles are heated and melted, and then cut the film into the required size and shape by a cutting machine. The plastic bag produced by the method has lower cost and is suitable for producing a large number of low-cost plastic bags.
With the continuous development of technology, the types and styles of plastic bags are more and more, so that different plastic bags are also processed differently. For example, plastic bags used in shopping, when not in use, are often creased at one half of the bottom to facilitate folding when stowed, and when in use, the fold is unfolded to open the space of the plastic bag.
When the plastic handbag is processed at the present stage, one piece of plastic cloth is folded into two layers, the plastic cloth is folded and pressed by a roller, and after the plastic cloth is folded and pressed, the rotating disc is clamped in the middle of the outer sides of the folding positions of the two layers of plastic cloth, so that the plastic cloth is folded, and the folding is started. However, the method for folding the plastic cloth by using the rotating disc is not ideal enough, and the uncertainty exists in the direct folding of the plastic cloth by using the disc under the condition of folding and pressing the plastic cloth, so that the crease depth and the position of the plastic cloth are not uniform easily, and the uniformity and the attractiveness of the specification of the finished plastic handbag are affected; therefore, the existing requirements are not met, and a plastic bag production device and a processing method thereof are provided.
Disclosure of Invention
The invention provides a plastic bag production device and a processing method thereof, which have the beneficial effects that when the plastic bag is processed at the current stage in the background technology, a piece of plastic cloth is folded into two layers, the plastic cloth is folded by a roller, and after the plastic cloth is folded, a rotating disc is clamped in the middle of the outer sides of the folding positions of the two layers of plastic cloth, so that the plastic cloth is folded, and the folding starts. However, the method for folding the plastic cloth by using the rotating disc is not ideal enough, and the uncertainty exists in the direct folding of the plastic cloth by using the disc under the condition of folding and pressing the plastic cloth, so that the crease depth and the position of the plastic cloth are not uniform easily, and the uniformity and the attractive appearance of the finished product specification of the plastic handbag are affected.
The invention provides the following technical scheme: the plastic bag production device comprises a support frame and an inner folding piece, wherein the upper end of the support frame is connected with a horizontal frame, the inner folding piece is arranged on the inner side of the horizontal frame, a plurality of transmission roller groups for moving plastic cloth are rotatably arranged in the middle of the support frame, two groups of adsorption assemblies are arranged on the inner side of the horizontal frame, and the two groups of adsorption assemblies are symmetrically arranged on the upper side and the lower side of the inner folding piece;
the adsorption component comprises a driving motor and an air suction pump which are arranged on the side part of the horizontal rack, the driving motor drives a chain to rotate, the chain comprises a plurality of mutually hinged chain barrels, an air duct is connected between the adjacent chain barrels, an adsorption port for sucking plastic cloth is formed in the side part of the chain barrel, and the air suction pump is communicated with the adsorption port through the air duct.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the horizontal rack is horizontally and transversely arranged, a support column is vertically arranged at the bottom of the horizontal rack, a first mounting groove and a second mounting groove are formed in the outer side of the horizontal rack, and the driving motor and the air suction pump are respectively arranged in the first mounting groove and the second mounting groove.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the transmission roller sets are two clearance fit rollers, plastic cloth passes through the middle of the two rollers, the transmission roller sets are arranged in an S-shaped mode, the plastic cloth continuously passes through the transmission roller sets from bottom to top, the horizontal rack is adjacent to one end of the transmission roller sets, the guide roller sets are rotatably arranged at one ends of the transmission roller sets, the guide roller sets are arranged into two clearance fit rollers, the guide roller sets are arranged horizontally and vertically, and the center of a clearance of the guide roller sets is on the same horizontal plane with the inner folded piece.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the inner folded part is fixed with the inner wall of the horizontal rack through a bolt, the inner folded part is horizontally and transversely arranged, the inner folded part is arranged into an arc curved stainless steel wire with the edge protruding outwards, the middle part of one side of the chain adjacent to the inner folded part is provided with an inwards concave arc, and the protruding arc of the inner folded part is identical to the arc peak position and the arc length of the inwards concave arc of the chain.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the adsorption component further comprises a driving gear and a driven gear which are rotatably arranged on the inner side of the horizontal rack, the chain is meshed and sleeved on the outer sides of the driving gear and the driven gear, the driving motor is connected with the driving gear in a key mode, a plurality of deformation gears used for shaping the chain are rotatably arranged on the inner side of the horizontal rack, and the deformation gears are located at the concave arc-shaped positions of the chain.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the horizontal rack is characterized in that a retraction chute is formed in the inner wall of the horizontal rack, the chute face of the retraction chute is set to be an inclined plane, the chute face depth of the retraction chute in the feeding direction is larger than the chute face depth of the retraction chute in the discharging direction, a chain barrel is set to be a hollow cylinder, a control column is slidably inserted into the bottom end of the chain barrel, the outer wall of the control column is slidably attached to the inner wall of the chain barrel, a control spring is mounted between the control column and the chain barrel, the bottom end of the control column is set to be an outwards convex circular arc shape, and the bottom end of the control column is slidably matched with the retraction chute.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the chain barrel adjacent to the feeding direction is close to the plastic bag, the bottom end of the control column is abutted to the groove surface of the retraction sliding groove, the top end of the control column is located below the adsorption port, the adsorption port is communicated with the air duct, the adsorption port can suck the plastic bag, the chain barrel moves upwards while moving towards the discharging direction, and the plastic bag is propped up until the chain barrel moves to the concave arc peak of the chain to reach the propping up maximum.
As an alternative to the plastic bag production apparatus of the present invention, wherein: the chain barrel is followed indent arc peak department of chain removes the in-process to the ejection of compact direction, the bottom of control post with receive and release the groove surface slip laminating of spout, receive and release the groove surface degree of depth of spout and become shallower, the control spring compresses gradually, the control post is the lifting gradually, until the chain barrel removes to the tip of chain ejection of compact direction, the top of control post is located the top of absorption mouth, the absorption mouth is blocked by the control post, the air current of absorption mouth is blocked, stops adsorbing plastic cloth.
As an alternative to the plastic bag production apparatus of the present invention, wherein: a shaping roller is rotatably arranged in the discharging direction of the horizontal frame, a shaping plate is in clearance fit above the shaping roller, the shaping plate is vertically connected with the horizontal frame and is arranged as an arc plate, and the feeding end of the shaping plate is provided with an upturned part, an auxiliary rotating roller is rotatably arranged in the middle of the shaping plate, and the horizontal tangential plane of the upper end of the shaping roller and the inward folding piece are on the same horizontal plane.
A plastic bag processing method comprises the following specific steps:
s1, preparing raw materials: mixing the required plastic particles or powder according to a certain proportion, screening and drying;
s2, extrusion molding: heating the mixed plastic materials to a molten state, and extruding the molten plastic into plastic pipes with certain shapes and sizes through an extruder;
s3, cutting and sealing: cutting and sealing the extruded plastic pipe according to the requirement to form strip-shaped plastic cloth, folding the plastic cloth, putting the folded two layers of plastic cloth into a transmission roller group, stretching the two layers of plastic cloth by utilizing an adsorption component, enabling the middle parts of the two layers of plastic cloth to contact with an inner folding piece to realize inner folding, and cutting and heat-sealing the plastic cloth with folds into plastic bags after entering the middle parts of a shaping roller and a shaping plate for extrusion shaping;
s4, printing: printing the surface of the plastic bag;
s5, processing a finished product: and (5) carrying out quality inspection and packaging on the plastic bags, checking whether the quality is qualified or not, and packaging the plastic bags into bags.
The invention has the following beneficial effects:
1. according to the plastic bag production device and the processing method thereof, the plastic cloth is moved by utilizing the transmission roller group, and the middle of the two layers of plastic cloth is folded inwards by utilizing the inward folding piece, so that the two layers of plastic cloth are simultaneously and outwards adsorbed by the adsorption component when the inward folding starts, the plastic cloth is unfolded, the plastic cloth is driven to rotate by the driving motor, the plastic cloth is horizontally moved, the inward folding piece is convenient to contact with the middle of the plastic cloth, the inward folding position and the inward folding depth are uniform, the inward folding quality is improved, and the quality of a plastic bag finished product is uniform and attractive; when the folding is finished, the control column in the adsorption assembly moves in the folding and unfolding sliding groove and is connected with the chain barrel in a deepened mode, so that the control column blocks the adsorption port, the chain barrel stops adsorbing the plastic cloth, the plastic cloth is automatically separated from the chain barrel, and the two layers of plastic cloth are attached again, so that the plastic cloth is discharged conveniently.
2. According to the plastic bag production device and the processing method thereof, the inner folding piece is arranged as the arc-shaped curved stainless steel wire with the edge protruding outwards, the chain is adjacent to the middle part of one side of the inner folding piece and is arranged as the arc shape recessed inwards, the protruding arc of the inner folding piece is identical to the arc peak position and the arc length of the concave arc of the chain, so that the step of propping and closing the plastic cloth by the adsorption component is synchronous with the degree of inwards folding the plastic cloth by the inner folding piece, when the arc peak of the inner folding piece contacts the plastic cloth, the plastic cloth is the deepest in the inward folding and the degree of being required to be propped up is the greatest, therefore, the protruding arc of the inner folding piece is identical to the arc peak position and the arc length of the concave arc of the chain, the plastic cloth is guaranteed to be propped up to the deepest degree, and then when the plastic cloth is required to be gradually attached, the chain cylinder is gradually moved downwards, the two layers of plastic cloth are guaranteed to form a new folding along the pushed trace of the inner folding piece, the automation degree of the processing device is improved, and the processing efficiency of the plastic bag is improved.
3. According to the plastic bag production device and the processing method thereof, the plastic cloth which is folded inwards is produced through the cooperation of the shaping roller and the shaping plate, and then enters the middle of the shaping roller and the shaping plate, so that the extrusion shaping is carried out, crease marks are reinforced, unnecessary friction between the plastic cloth and the shaping roller and between the plastic cloth and the shaping plate is reduced through the arrangement of the upturned part and the arrangement of the auxiliary rotating roller, abrasion to the plastic cloth in the processing process is reduced, and the quality of finished plastic bags is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic top perspective view of the present invention.
Fig. 3 is a schematic perspective view of an adsorption assembly according to the present invention.
Fig. 4 is a schematic perspective view of a retractable chute according to the present invention.
Fig. 5 is a schematic side view of the present invention.
Fig. 6 is a schematic side view cross-sectional structure of the present invention.
Fig. 7 is a schematic view of the structure of the chain and the chain barrel of the invention.
Fig. 8 is a perspective view of a chain cylinder according to the present invention.
Fig. 9 is a schematic cross-sectional view of a sprocket cartridge according to the present invention.
In the figure: 110. a support frame; 120. a horizontal frame; 121. a first mounting groove; 122. a second mounting groove; 130. a support column; 210. a transport roller set; 220. a guide roller group; 230. a shaping roller; 240. shaping plates; 250. an auxiliary rotating roller; 260. an upturned part; 270. an inner folding piece; 300. an adsorption assembly; 310. a chain; 311. a chain barrel; 312. a control column; 313. a control spring; 320. a drive gear; 330. a driven gear; 340. an air duct; 350. deforming the gear; 360. a driving motor; 370. an air suction pump; 380. a retractable chute; 390. and an adsorption port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment aims to solve the problem that the existing method for folding plastic cloth by using a rotating disc is not ideal enough, the uncertainty of the folding of the plastic cloth caused by directly using the disc under the condition of folding and pressing the plastic cloth is easy to cause non-uniform crease depth and position of the plastic cloth, so that the uniformity and the attractiveness of the specification of a finished plastic handbag product are affected, and referring to fig. 1-9, a plastic bag production device comprises a support frame 110 and an inner folding piece 270 for pushing and folding the plastic cloth, wherein the upper end of the support frame 110 is connected with a horizontal frame 120, and the inner folding piece 270 is arranged on the inner side of the horizontal frame 120. Referring to fig. 1 and 2, the horizontal frame 120 is horizontally and transversely arranged, and the support column 130 is vertically installed at the bottom of the horizontal frame 120 to provide support for the horizontal frame 120. The middle part of the supporting frame 110 is rotatably provided with a plurality of transmission roller groups 210 for moving the plastic cloth, two groups of adsorption assemblies 300 are arranged on the inner side of the horizontal frame 120, and the two groups of adsorption assemblies 300 are symmetrically arranged on the upper side and the lower side of the inner folding member 270.
The adsorption assembly 300 comprises a driving motor 360 and an air suction pump 370 which are arranged on the side part of the horizontal frame 120, and a chain 310 which is driven by the driving motor 360 to rotate, wherein the chain 310 comprises a plurality of mutually hinged chain barrels 311, air guide pipes 340 are connected between the adjacent chain barrels 311, the air guide pipes 340 are arranged as sealing hoses, an adsorption port 390 for sucking up plastic cloth is formed on the side part of the chain barrels 311, and the air suction pump 370 is communicated with the adsorption port 390 through the air guide pipes 340.
In particular setting, referring to fig. 3, a first mounting groove 121 and a second mounting groove 122 are formed at the outer side of the horizontal frame 120, and a driving motor 360 and an air suction pump 370 are respectively installed in the first mounting groove 121 and the second mounting groove 122. The adsorption assembly 300 further comprises a driving gear 320 and a driven gear 330 which are rotatably mounted on the inner side of the horizontal frame 120, the driving gear 320 is driven by a driving motor 360 to rotate, a chain 310 is meshed and sleeved on the outer sides of the driving gear 320 and the driven gear 330, the driven gear 330 and the driven gear 330 are driven by the driving gear 320 to rotate, the driving motor 360 is connected with the driving gear 320 in a key manner, each chain barrel 311 is enabled to move by rotation of the chain 310, the chain barrels 311 are communicated with the chain barrels 311 through an air duct 340, and when an air suction pump 370 operates, suction force is generated by an adsorption port 390, so that nearby plastic cloth is sucked up.
Referring to fig. 6, the transmission roller set 210 is configured as two rollers in clearance fit, the plastic cloth passes through the two rollers, the plurality of transmission roller sets 210 are configured in an S shape, the plastic cloth continuously passes through the plurality of transmission roller sets 210 from bottom to top, and the plastic cloth is stretched when moving. The horizontal frame 120 is rotatably installed near one end of the transmission roller set 210 with a guiding roller set 220, the guiding roller set 220 is provided as two rotating rollers with clearance fit, the guiding roller set 220 is horizontally and vertically arranged, the center of the clearance of the guiding roller set 220 is on the same horizontal plane with the inner folding member 270, and the guiding roller set 220 is used for guiding the plastic cloth to horizontally move and aligning the plastic cloth with the inner folding member 270.
Referring to fig. 4, 8 and 9, a retraction chute 380 is formed in the inner wall of the horizontal frame 120, the chute surface of the retraction chute 380 is set to be an inclined surface, the depth of the chute surface of the retraction chute 380 in the feeding direction is greater than that of the chute surface of the retraction chute 380 in the discharging direction, a chain barrel 311 is set to be a hollow cylinder, a control column 312 is slidably inserted into the bottom end of the chain barrel 311, the outer wall of the control column 312 is slidably attached to the inner wall of the chain barrel 311, a control spring 313 is mounted between the control column 312 and the chain barrel 311, the bottom end of the control column 312 is set to be an outer convex arc shape, and the bottom end of the control column 312 is slidably matched with the retraction chute 380. Therefore, when the chain barrels 311 are in the unified plane, the insertion depth of the control column 312 in the feeding direction and the corresponding chain barrel 311 is larger than the insertion depth of the control column 312 in the discharging direction and the corresponding chain barrel 311.
In this embodiment: when the inward folding starts, the two layers of plastic cloth are simultaneously and outwards adsorbed through the adsorption component 300, so that the plastic cloth is spread, and the chain 310 is driven to rotate through the driving motor 360, so that the plastic cloth moves horizontally, the inward folding piece 270 is convenient to contact with the middle parts of the two layers of plastic cloth, the inward folding position and depth are uniform, the inward folding quality is improved, and the plastic bag finished product quality is uniform and attractive; when the folding is finished, the control column 312 in the adsorption assembly 300 moves in the folding and unfolding chute 380 and deepens the insertion connection with the chain drum 311, so that the control column 312 blocks the adsorption port 390, the chain drum 311 stops adsorbing the plastic cloth, the plastic cloth is automatically separated from the chain drum 311, and the two layers of plastic cloth are attached again, so that the discharging is facilitated.
Example 2
The embodiment aims to solve the problem that when plastic cloth is folded inwards, the degree to which two layers of plastic cloth need to be unfolded is changed when the folding is started and the folding is ended, if the degree to which the two layers of plastic cloth need to be unfolded is not changed, the problem that the folding piece 270 is likely to deform the plastic cloth is solved, the embodiment is an improvement made on the basis of the embodiment 1, and particularly, referring to fig. 1-9, the folding piece 270 is fixed with the inner wall of the horizontal rack 120 through bolts, the folding piece 270 is horizontally and transversely arranged, the folding piece 270 is arranged as an arc-shaped stainless steel wire with an outwards convex edge, and the folding piece 270 can also be arranged as an arc-shaped plate with an outwards convex edge. The middle part of the side of the chain 310 adjacent to the inner folding member 270 is provided with an inward concave arc shape, and the outward convex arc shape of the inner folding member 270 is the same as the arc peak position and the arc length of the inward concave arc shape of the chain 310.
A plurality of deforming gears 350 for shaping the chain 310 are rotatably installed at the inner side of the horizontal frame 120, and the deforming gears 350 are positioned at the concave arc of the chain 310.
The chain cylinder 311 adjacent to the feeding direction is close to the plastic bag, the bottom end of the control column 312 is abutted against the groove surface of the retraction chute 380, the top end of the control column 312 is positioned below the adsorption port 390, the adsorption port 390 is communicated with the air duct 340, the adsorption port 390 can suck the plastic bag, the chain cylinder 311 moves upwards while moving towards the discharging direction to prop the plastic bag open, meanwhile, the edge of the inward folding piece 270 is contacted with the plastic cloth to push and fold the plastic cloth, and the pushing and folding degree of the plastic cloth is deepened along with the change of radian until the chain cylinder 311 moves to the concave arc peak of the chain 310 and the arc peak of the inward folding piece 270 is contacted with the plastic cloth.
In the process that the chain barrels 311 move from the concave arc peak of the chain 310 to the discharging direction, the bottom end of the control column 312 is in sliding fit with the groove surface of the retraction chute 380, the depth of the groove surface of the retraction chute 380 is shallower, the control spring 313 is gradually compressed, the control column 312 is gradually lifted, and simultaneously the upper and lower chain barrels 311 are gradually close to each other, so that two layers of plastic cloth are gradually close until the chain barrels 311 move to the end part of the discharging direction of the chain 310, at the moment, the top end of the control column 312 is positioned above the adsorption port 390, the adsorption port 390 is blocked by the control column 312, the air flow of the adsorption port 390 is blocked, the adsorption of the plastic cloth is stopped, the two layers of plastic cloth are in fitting again, and new folding is generated along the trace pushed and folded by the inward folding piece 270.
In this embodiment: through the setting of deformation gear 350, the whole shape of chain 310 is adjacent to one side of infolding piece 270 and its middle part shape sets up to the arc of indent, and the edge of infolding piece 270 is the arc curved type of evagination, and the evagination arc of infolding piece 270 is the same with the arc peak position and the arc length of the indent arc of chain 310, make the plastic cloth when being infolding, the change in height of chain cylinder 311 is in direct proportion with the folding degree that infolding piece 270 caused to the plastic cloth, when the plastic cloth is folded the degree of maximum, the absorption of chain cylinder 311 to the plastic cloth struts the plastic cloth to the maximum, then gradually be close to ensure that the trace that two-layer plastic cloth pushed out along infolding piece 270 forms new folding, the degree of automation of processingequipment has been improved, thereby improve the efficiency of plastic bag processing.
Example 3
The present embodiment aims to solve the problem that a new crease needs to be processed and shaped, or is easy to disappear, the present embodiment is an improvement made on the basis of embodiment 1, specifically, please refer to fig. 1-9, a shaping roller 230 is rotatably installed in the discharging direction of the horizontal frame 120, a shaping plate 240 is in clearance fit above the shaping roller 230, the shaping plate 240 is vertically connected with the horizontal frame 120, the shaping plate 240 is configured as an arc plate, the feeding end of the shaping plate 240 is provided with an upturned portion 260, an auxiliary rotating roller 250 is rotatably installed in the middle of the shaping plate 240, the auxiliary rotating roller 250 is configured as a rubber roller, and the horizontal section of the upper end of the shaping roller 230 and the inward folded member 270 are on the same horizontal plane.
In this embodiment: through the cooperation of shaping roller 230 and shaping board 240, the plastic cloth that produces the infolding gets into the centre of shaping roller 230 and shaping board 240 to extrude the design, strengthen the crease, through the setting of upwarp portion 260 and the setting of supplementary roller 250, reduce the unnecessary friction that plastic cloth produced with shaping roller 230, shaping board 240, thereby reduce the wearing and tearing that produce plastic cloth in the course of working, improve plastic bag finished product quality.
Example 4
A plastic bag processing method comprises the following specific steps:
s1, preparing raw materials: mixing the required plastic particles or powder according to a certain proportion, screening and drying;
s2, extrusion molding: heating the mixed plastic materials to a molten state, and extruding the molten plastic into plastic pipes with certain shapes and sizes through an extruder;
s3, cutting and sealing: cutting and sealing the extruded plastic pipe according to the need to form strip-shaped plastic cloth, folding the plastic cloth, putting the folded two layers of plastic cloth into a transmission roller group 210, stretching the two layers of plastic cloth by using an adsorption assembly 300, enabling the middle parts of the two layers of plastic cloth to be in contact with an inner folding piece 270, realizing inner folding, and cutting and heat-sealing the plastic cloth with folds into plastic bags after entering the middle parts of a shaping roller 230 and a shaping plate 240 for extrusion shaping;
s4, printing: printing the surface of the plastic bag;
s5, processing a finished product: and (5) carrying out quality inspection and packaging on the plastic bags, checking whether the quality is qualified or not, and packaging the plastic bags into bags.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. A plastic bag production device, comprising a support frame (110) and an inner folding member (270), characterized in that: the upper end of the support frame (110) is connected with a horizontal frame (120), the inward folding piece (270) is arranged on the inner side of the horizontal frame (120), a plurality of transmission roller groups (210) for moving plastic cloth are rotatably arranged in the middle of the support frame (110), two groups of adsorption assemblies (300) are arranged on the inner side of the horizontal frame (120), and the two groups of adsorption assemblies (300) are symmetrically arranged on the upper side and the lower side of the inward folding piece (270);
the adsorption component (300) comprises a driving motor (360) and an air suction pump (370) which are arranged on the side part of the horizontal rack (120), the driving motor (360) drives a chain (310) which rotates, the chain (310) comprises a plurality of mutually hinged chain barrels (311), an air duct (340) is connected between the adjacent chain barrels (311), an adsorption port (390) for sucking plastic cloth is formed in the side part of the chain barrels (311), and the air suction pump (370) is communicated with the adsorption port (390) through the air duct (340).
2. A plastic bag production apparatus according to claim 1, wherein: the horizontal rack (120) is horizontally and transversely arranged, a support column (130) is vertically arranged at the bottom of the horizontal rack (120), a first mounting groove (121) and a second mounting groove (122) are formed in the outer side of the horizontal rack (120), and the driving motor (360) and the air suction pump (370) are respectively arranged in the first mounting groove (121) and the second mounting groove (122).
3. A plastic bag production apparatus according to claim 1, wherein: the conveying roller sets (210) are arranged into two clearance fit rollers, plastic cloth passes through the middle of the two rollers, the conveying roller sets (210) are arranged in an S-shaped mode, the plastic cloth continuously passes through the conveying roller sets (210) from bottom to top, a guide roller set (220) is rotatably arranged at one end of the horizontal rack (120) adjacent to the conveying roller sets (210), the guide roller sets (220) are arranged into two clearance fit rotating rollers, the guide roller sets (220) are arranged horizontally and vertically, and the center of a clearance of the guide roller sets (220) and the inner folded piece (270) are arranged on the same horizontal plane.
4. A plastic bag production apparatus according to claim 1, wherein: the inner folding piece (270) is fixed with the inner wall of the horizontal rack (120) through bolts, the inner folding piece (270) is horizontally and transversely arranged, the inner folding piece (270) is provided with arc-shaped stainless steel wires, the edges of the arc-shaped stainless steel wires are outwards protruded, the middle part of one side of the chain (310) adjacent to the inner folding piece (270) is provided with an inwards concave arc shape, and the outwards protruded arc of the inner folding piece (270) is identical to the inwards concave arc peak position and the arc length of the chain (310).
5. A plastic bag production apparatus according to claim 4, wherein: the adsorption component (300) further comprises a driving gear (320) and a driven gear (330) which are rotatably arranged on the inner side of the horizontal rack (120), the chain (310) is in meshed connection with the outer sides of the driving gear (320) and the driven gear (330), the driving motor (360) is in key connection with the driving gear (320), a plurality of deformation gears (350) used for shaping the chain (310) are rotatably arranged on the inner side of the horizontal rack (120), and the deformation gears (350) are located at the concave arc-shaped positions of the chain (310).
6. A plastic bag production apparatus according to claim 1, wherein: the horizontal rack (120) is characterized in that a retraction chute (380) is formed in the inner wall of the horizontal rack (120), a chute surface of the retraction chute (380) is set to be an inclined surface, the chute surface depth of the retraction chute (380) in the feeding direction is larger than the chute surface depth of the retraction chute (380) in the discharging direction, a chain barrel (311) is set to be a hollow cylinder, a control column (312) is slidingly inserted at the bottom end of the chain barrel (311), the outer wall of the control column (312) is slidingly attached to the inner wall of the chain barrel (311), a control spring (313) is installed between the control column (312) and the chain barrel (311), the bottom end of the control column (312) is set to be an arc-shaped, and the bottom end of the control column (312) is slidingly matched with the retraction chute (380).
7. A plastic bag production apparatus according to claim 6, wherein: the chain barrel (311) adjacent to the feeding direction is close to the plastic bag, the bottom end of the control column (312) is abutted to the groove surface of the retraction sliding groove (380), the top end of the control column (312) is located below the adsorption port (390), the adsorption port (390) is communicated with the air duct (340), the adsorption port (390) can suck the plastic bag, the chain barrel (311) moves upwards while moving towards the discharging direction, the plastic bag is propped up until the chain barrel (311) moves to the concave arc peak of the chain (310) to the maximum extent.
8. A plastic bag production apparatus according to claim 6, wherein: the chain barrel (311) is followed indent arc peak department of chain (310) removes the in-process to the ejection of compact direction, the bottom of control post (312) with receive and release the groove surface slip laminating of spout (380), receive and release the groove surface degree of depth of spout (380) and become more shallow, control spring (313) compress gradually, control post (312) rise gradually, until chain barrel (311) remove to the tip of chain (310) ejection of compact direction, the top of control post (312) is located the top of absorption mouth (390), absorption mouth (390) are blocked by control post (312), the air current of absorption mouth (390) is blocked, stops adsorbing plastics cloth.
9. A plastic bag production apparatus according to claim 1, wherein: the utility model discloses a horizontal frame, including horizontal frame (120), shaping rolling roller (230) is installed in the ejection of compact direction rotation of horizontal frame (120), the top clearance fit of shaping rolling roller (230) has shaping board (240), shaping board (240) with horizontal frame (120) are connected perpendicularly, shaping board (240) set up to the circular arc board, just the feed end of shaping board (240) is provided with upwarp portion (260), auxiliary roller (250) is installed in the mid-rotation of shaping board (240), the horizontal tangent plane of the upper end of shaping rolling roller (230) with inner folding piece (270) are on same horizontal plane.
10. The plastic bag processing method is characterized by comprising the following specific steps of:
s1, preparing raw materials: mixing the required plastic particles or powder according to a certain proportion, screening and drying;
s2, extrusion molding: heating the mixed plastic materials to a molten state, and extruding the molten plastic into plastic pipes with certain shapes and sizes through an extruder;
s3, cutting and sealing: cutting and sealing the extruded plastic pipe according to the need to form strip-shaped plastic cloth, folding the plastic cloth, putting the folded two layers of plastic cloth into a transmission roller group (210), stretching the two layers of plastic cloth by utilizing an adsorption component (300), simultaneously enabling the middle parts of the two layers of plastic cloth to be in contact with an inner folding piece (270), realizing inner folding, and cutting and heat-sealing the plastic cloth with folds into plastic bags after entering the middle parts of a shaping roller (230) and a shaping plate (240) for extrusion shaping;
s4, printing: printing the surface of the plastic bag;
s5, processing a finished product: and (5) carrying out quality inspection and packaging on the plastic bags, checking whether the quality is qualified or not, and packaging the plastic bags into bags.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310696693.1A CN116811350B (en) | 2023-06-13 | 2023-06-13 | Plastic bag production device and processing method thereof |
| GBGB2314620.2A GB202314620D0 (en) | 2023-06-13 | 2023-09-25 | A plastic bag production device and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310696693.1A CN116811350B (en) | 2023-06-13 | 2023-06-13 | Plastic bag production device and processing method thereof |
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| CN116811350A true CN116811350A (en) | 2023-09-29 |
| CN116811350B CN116811350B (en) | 2023-12-15 |
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| CN202310696693.1A Active CN116811350B (en) | 2023-06-13 | 2023-06-13 | Plastic bag production device and processing method thereof |
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| GB (1) | GB202314620D0 (en) |
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- 2023-09-25 GB GBGB2314620.2A patent/GB202314620D0/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN116811350B (en) | 2023-12-15 |
| GB202314620D0 (en) | 2023-11-08 |
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