CN115891282A - Production device and process of degradable stretch-proof plastic bag - Google Patents
Production device and process of degradable stretch-proof plastic bag Download PDFInfo
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- CN115891282A CN115891282A CN202211595092.3A CN202211595092A CN115891282A CN 115891282 A CN115891282 A CN 115891282A CN 202211595092 A CN202211595092 A CN 202211595092A CN 115891282 A CN115891282 A CN 115891282A
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- 239000000463 material Substances 0.000 claims abstract description 62
- 238000005520 cutting process Methods 0.000 claims abstract description 54
- 239000012943 hotmelt Substances 0.000 claims abstract description 37
- 238000007664 blowing Methods 0.000 claims abstract description 27
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- 238000002844 melting Methods 0.000 claims abstract description 17
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- 238000004140 cleaning Methods 0.000 claims description 12
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- 238000007599 discharging Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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Abstract
The invention provides a device and a process for producing degradable stretch-proof plastic bags, which belong to the field of plastic bag production and comprise a frame body, a material receiving plate and a raw material roller arranged on the left side of the frame body, wherein a double-layer material belt is wound on the raw material roller, and the inner wall of the frame body is sequentially and rotatably connected with a driven traction roller and a driving traction roller from left to right; according to the invention, through the arrangement of the blowing fan blades, the air suction box, the air inlet groove and the air outlet groove, the driving action generated by the rotation of the driven traction roller is utilized, and an outward blowing airflow is generated at the air outlet groove, so that floating ash on the upper surface of the double-layer material belt is blown off, and the welding sealing effect of the subsequent hot melting strip on the double-layer material belt is improved; and the setting of telescopic cylinder, locating plate, spring telescopic link, hot melt strip, flexible loop bar and cutting knife in the cooperation only through one step of process of pushing down, accomplishes location, hot melt, cutting process in proper order, has not only ensured the stable effect that the plastic bag fuses, cuts, but also effectual improvement plastic bag production efficiency.
Description
Technical Field
The invention relates to the field of plastic bag production, in particular to a device and a process for producing degradable stretch-proof plastic bags.
Background
Plastic bags are bags made of thin, flammable plastic films and are used to contain other items. But the production and the use are prohibited by some countries due to the defects of extremely long degradation period and difficult treatment. Now, in order to solve the above problems, degradable plastic bags have come to be transported.
A cutting device for PE plastic bag production with publication number CN216634622U comprises: a cutting assembly for cutting the plastic bag; the pulling assembly is used for pulling the plastic bag to be conveyed to the cutting assembly; an adjustment assembly for adjusting the height of the tow assembly; and the balancing component is used for keeping the balance of the adjusting components on the two sides. The utility model discloses when the height of pulling the subassembly is adjusted to needs, wave hand wheel this moment, hand wheel drives the slider through the threaded rod and goes up and down, and the slider is going up and down at the side bearer that drives one side, and the slider drives the balanced rack through the connecting rod at the in-process that goes up and down this moment and reciprocates, and the balanced rack drives the balanced gear rotation, realizes through the balance shaft between two balanced gears in step to make the side bearer of both sides keep going up and down in step, the utility model discloses can keep the both ends of pulling the subassembly to go up and down in step, thereby avoid carrying to the plastic bag that cuts off the subassembly slope or fold appears, and then avoid the incision slope, improve the cutting quality greatly.
Still include in the production of plastic bag processes such as hot melt seal, cutting, unloading, and above-mentioned device has lacked the hot melt process before the cutting, makes it only can be applicable to and the segmentation raw and other materials after the hot melt cut cutting to cause its application scope greatly reduced, install before carrying out the hot melt now in addition, do not basically have the process of clearing up the hot melt face of plastic bag, thereby probably make hot melt department have certain floating dust to adhere to, thereby reduced the effect of hot melt. Therefore, how to invent a device and a process for producing degradable stretch-proof plastic bags to improve the problems becomes a problem to be solved by those skilled in the art.
Disclosure of Invention
In order to make up for the defects, the invention provides a device and a process for producing degradable stretch-proof plastic bags, and aims to solve the problems that the existing device is simple, the procedures of hot melting sealing, cutting, blanking and the like cannot be integrated into a whole, the application range is poor, and the hot melting surface of the plastic bag is lack of cleaning procedures, so that certain dust is adhered to the hot melting part, and the hot melting effect is reduced.
The invention is realized by the following steps:
the invention provides a degradable stretch-proof plastic bag production device, which comprises a frame body, a material receiving plate and a raw material roller arranged on the left side of the frame body, wherein a double-layer material belt is wound on the raw material roller, the inner wall of the frame body is sequentially and rotatably connected with a driven traction roller and a driving traction roller from left to right, the driven traction roller and the driving traction roller are in transmission connection through a first belt pulley group, the side wall of the frame body is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with the end part of the driving traction roller above, and the upper driven traction roller, the lower driven traction roller, the upper driving traction roller and the lower driving traction roller are in meshing connection through gear groups, and the device also comprises:
the cleaning mechanism is arranged on the side wall of the driven traction roller and is used for blowing and cleaning the fusion surface of the double-layer material belt so as to ensure the subsequent fusion quality;
the fusion cutting assembly is arranged between the driven traction roller and the driving traction roller and used for carrying out hot-melting sealing on the double-layer material belt and cutting the double-layer material belt after sealing so as to rapidly finish the production of single plastic bags;
the upset subassembly of unloading, the upset subassembly of unloading sets up on support body inner wall right side, and the upset subassembly of unloading is used for overturning to unload to single plastic bag after the cutting to this effectively improves the device's production efficiency.
Preferably, the double-layer material belt sequentially passes through the upper driven traction roller and the lower driven traction roller and between the upper driving traction roller and the lower driving traction roller, the support body inner wall is fixedly connected with the support plate, and the top of the support plate is positioned on the same plane with the top of the driven traction roller and the top of the driving traction roller below the support plate.
Preferably, clearance mechanism includes the blowing fan leaf, the driven carry over pinch rolls tip fixed connection of blowing fan leaf and top, and the support body lateral wall is located the blowing fan leaf outside fixedly connected with box that induced drafts, and the intake stack has been seted up to the driven carry over pinch rolls inside of top, and the exhaust groove has been seted up to the driven carry over pinch rolls lateral wall equidistance of top, and the exhaust groove is linked together with the intake stack inner chamber, and the intake stack is linked together with the box inner chamber that induced drafts.
Preferably, it includes the mounting panel to fuse cutting assembly, mounting panel and support body top fixed connection, and the mounting panel setting is between driven carry over pinch rolls and initiative carry over pinch rolls, the flexible cylinder of mounting panel top fixedly connected with, flexible cylinder bottom fixedly connected with pressure plate, the impartial interval fixedly connected with locating plate in pressure plate both sides, one side fixedly connected with telescopic sleeve rod that the pressure plate bottom is close to the initiative carry over pinch rolls, telescopic sleeve rod bottom fixedly connected with hot melt strip, one side fixedly connected with cutting knife that the pressure plate bottom is close to driven carry over pinch rolls, and the cutting knife lower extreme runs through telescopic sleeve rod bottom and rather than sliding connection, mounting panel top fixedly connected with heating source, and be electric connection between heating source and the hot melt strip.
Preferably, the equal fixedly connected with spring telescopic link in pressure plate bottom both sides, spring telescopic link bottom and backup pad top fixed connection, the distance of locating plate bottom to backup pad top is greater than the distance of hot melt strip bottom to backup pad top, and the distance of cutting knife bottom to backup pad top is less than the distance of hot melt strip bottom to backup pad top.
Preferably, the cutting knife is arranged in a hollow mode, and the inner cavity of the cutting knife is filled with cooling liquid.
Preferably, the upset subassembly of unloading includes the rotation axis, the rotation axis is connected with the rotation of support body inner wall, the rotation axis tip passes through the transmission between second pulley group and the initiative carry over pinch rolls and is connected, rotation axis lateral wall equidistant fixedly connected with trip bar, the blowpit has been seted up to the backup pad upper surface, and blowpit and trip bar looks adaptation, the one end fixedly connected with negative pressure flabellum that second pulley group was kept away from to the rotation axis, the support body lateral wall is located negative pressure flabellum outside fixedly connected with air-out box, the rotation axis is inside to be hollow setting and to be linked together with air-out box inner chamber, the negative pressure groove has been seted up to the trip bar inner chamber that is located both sides, and the negative pressure groove is linked together with the rotation axis inner chamber, the adsorption hole has been seted up to the trip bar lateral wall, and the adsorption hole is linked together with the negative pressure inslot inner chamber.
Preferably, one side sliding connection that the upset pole is close to the support body has the shutoff board, and the shutoff board runs through to the upset pole inner chamber, and fixedly connected with reset spring between one side that the shutoff board is close to the rotation axis and the upset pole, and the inside both sides of support body are all fixedly connected with the magnetic sheet, and are connected for magnetism between magnetic sheet and the shutoff board lateral wall.
Preferably, magnetism between the magnetic plate and the plugging plate is repelled, and the total width of the turnover rod and the magnetic plate is smaller than the inner width of the discharge chute.
A production process of a degradable stretch-proof plastic bag comprises the following steps:
s1, enabling the double-layer material belt to penetrate through a driven traction roller and a driving traction roller, and through intermittent rotation of a servo motor, pulling the double-layer material belt to move forward intermittently by using friction force of the driven traction roller and the driving traction roller, and driving a blowing fan blade to rotate when the driven traction roller rotates, so that an air flow blowing outwards is generated at an air outlet groove, thereby blowing floating ash on the upper surface of the double-layer material belt down, and ensuring the fusing quality of a subsequent hot melt strip on the double-layer material belt;
s2, when the servo motor stops moving, the telescopic cylinder pushes the pressure plate to move downwards, the positioning plate is enabled to extrude the double-layer material belts on the two sides of the hot melting strip, then the telescopic cylinder continues to press downwards, the hot melting strip is enabled to be in contact with the double-layer material belts, fusion sealing of the double-layer material belts is completed, the telescopic cylinder continues to press downwards, the cutting knife is enabled to cut the edges of the fusion position of the double-layer material belts, and therefore production work of single plastic bags is completed;
s3, the rotating shaft and the turning rod are driven to rotate while the driving traction roller rotates, so that the cut single plastic bag is lifted by the turning rod to be separated from the upper surface of the supporting plate, and the rotation of the rotating shaft is matched with the arrangement of the negative pressure fan blades, a certain adsorption effect can be generated on the turning rod, so that the single plastic bag is adsorbed on the turning rod and taken away;
s4, when the upset pole removed to magnetic plate department afterwards, through the effect that magnetism repels between magnetic plate and the shutoff board, will make the shutoff board slide in the shutoff board and block up the absorption hole to this adsorption effect who removes the upset pole, the plastic bag at this moment will fall to on the inserted bar of receiving the material board under the action of gravity.
The invention has the beneficial effects that:
1. according to the invention, through the arrangement of the blowing fan blades, the air suction box, the air inlet groove and the air outlet groove, the driving action generated by the rotation of the driven traction roller is utilized, and the air flow which is blown outwards is generated at the air outlet groove, so that the floating ash on the upper surface of the double-layer material belt is blown off, and the welding sealing effect of the subsequent hot melting strip on the double-layer material belt is improved; and the setting of telescopic cylinder, locating plate, spring telescopic link, hot melt strip, flexible loop bar and cutting knife in the cooperation only through the process of pushing down one step, accomplishes location, hot melt, cutting process in proper order, has not only ensured the stable effect of plastic bag integration, cutting, but also effectual improvement plastic bag production efficiency.
2. According to the invention, through the arrangement of the rotating shaft, the turnover rod, the negative pressure fan blade, the negative pressure groove and the adsorption hole, the accumulation of plastic bags is effectively avoided, and the production efficiency of the device is improved; and the setting of cooperation shutoff board, reset spring for the plastic bag loses adsorption effect in magnetic plate department, thereby the whole production work of automatic completion, so reciprocal, effectual reduction labour consumes, the improvement of very big degree the production efficiency of plastic bag.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic front view of an overall structure of a degradable stretch-proof plastic bag production device according to an embodiment of the present invention;
fig. 2 is a schematic side view of an overall structure of a device for producing degradable stretch-proof plastic bags according to an embodiment of the present invention;
fig. 3 is a schematic top view partially showing a cross-sectional structure of a device for producing degradable stretch-proof plastic bags according to an embodiment of the present invention;
fig. 4 is a schematic side view, partially cross-sectional structure of a device for producing degradable stretch-proof plastic bags according to an embodiment of the present invention;
fig. 5 is a schematic partial half-sectional structure view of a device for producing a degradable stretch-proof plastic bag according to an embodiment of the present invention;
fig. 6 is an enlarged schematic structural view of an area a in fig. 5 of a device for producing a degradable stretch-proof plastic bag according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a fusion cutting assembly of a degradable stretch-proof plastic bag production device according to an embodiment of the invention;
fig. 8 is a schematic structural diagram of an overturning discharging assembly of a degradable stretch-proof plastic bag production device provided by an embodiment of the invention.
In the figure: 1. a frame body; 101. a material receiving plate; 102. a raw material roller; 103. double-layer material belts; 2. a driven traction roll; 21. a driving traction roller; 22. a first pulley group; 23. a servo motor; 24. a gear set; 25. a support plate; 251. a discharge chute; 26. a second pulley group; 3. a cleaning mechanism; 31. a blower blade; 32. a suction box; 33. an air inlet groove; 34. an air outlet groove; 4. a fusion cut-off component; 41. mounting a plate; 42. a telescopic cylinder; 43. a pressure plate; 44. positioning a plate; 45. a telescopic loop bar; 46. hot-melting the strip; 47. a cutting knife; 48. a spring telescopic rod; 5. the overturning and discharging assembly; 51. a rotating shaft; 52. a turning rod; 521. a plugging plate; 522. a return spring; 53. negative pressure fan blades; 54. an air outlet box; 55. a negative pressure tank; 56. an adsorption hole; 6. a magnetic plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Examples
Referring to fig. 1-8, a degradable stretch-proof plastic bag apparatus for producing, including support body 1, receive flitch 101 and install at 1 left raw materials roller 102 of support body, and the winding has double-deck material area 103 on the raw materials roller 102, 1 inner wall of support body rotates from a left side to the right side in proper order and is connected with driven carry over pinch rolls 2 and initiative carry over pinch rolls 21, connect through the transmission of first pulley group 22 between driven carry over pinch rolls 2 and the initiative carry over pinch rolls 21, 1 lateral wall fixedly connected with servo motor 23 of support body, and the initiative carry over pinch rolls 21 tip fixed connection of servo motor 23 output shaft and top, all connect through the meshing of gear train 24 between two upper and lower driven carry over pinch rolls 2 and two upper and lower initiative carry over pinch rolls 21, still include:
the double-layer material belt 103 is made of additives such as PBAT, PLA resin, and starch, so that microbial flora with sufficient degradation requirements can be generated at high temperature and high humidity, and the double-layer material belt 103 has the effects of degradation and stretch resistance.
The cleaning mechanism 3 is arranged on the side wall of the driven traction roller 2, and the cleaning mechanism 3 is used for blowing and cleaning the fusion surface of the double-layer material belt 103 so as to ensure the subsequent fusion quality;
the fusion cutting assembly 4 is arranged between the driven traction roller 2 and the driving traction roller 21, the fusion cutting assembly 4 is used for carrying out hot melting sealing on the double-layer material belt 103 and cutting the double-layer material belt 103 after sealing, so that the production of single plastic bags is rapidly completed;
the subassembly 5 is unloaded in the upset, and the subassembly 5 of unloading of overturning sets up on 1 inner wall right side of support body, and the subassembly 5 of unloading of overturning is used for overturning the single plastic bag after the cutting and unloads to this effectively improves the device's production efficiency.
Referring to fig. 1 and 2, further, the double-layer material belt 103 sequentially passes through the upper driven traction roller 2, the lower driven traction roller 2 and the upper driving traction roller 21, a support plate 25 is fixedly connected to the inner wall of the frame body 1, and the top of the support plate 25, the top of the lower driven traction roller 2 and the top of the lower driving traction roller 21 are located on the same plane;
referring to fig. 3, 4 and 5, further, the cleaning mechanism 3 includes a blowing fan blade 31, the blowing fan blade 31 is fixedly connected with the end of the upper driven traction roller 2, the side wall of the frame body 1 is fixedly connected with an air suction box 32 at the outer side of the blowing fan blade 31, an air inlet slot 33 is formed in the upper driven traction roller 2, air outlet slots 34 are formed in the side wall of the upper driven traction roller 2 at equal intervals, the air outlet slots 34 are communicated with the inner cavity of the air inlet slot 33, and the air inlet slot 33 is communicated with the inner cavity of the air suction box 32;
among them, it should be noted that: the servo motor 23 sets the corresponding gap rotation time before use, and is adapted to the working time of the rear telescopic cylinder 42, and the above contents are the prior mature technologies, and are not described again;
it should be noted that: through the setting of above-mentioned structure, when the fan leaf 31 of blowing takes place to rotate, will drive the fan leaf 31 of blowing and rotate, with this produce the adsorption effect and inhale the box 32 of sucking with the external air in one side that the fan leaf 31 of blowing is close to the box 32 outer wall of sucking, and be close to the fan leaf 31 of blowing and will produce the adsorption effect with this of support body 1 inner wall, with this air that will inhale in the box 32 of sucking is pushed into the intake duct 33 in, and because the intake duct 34 is linked together with intake duct 33 inner chamber, consequently will produce the air current of blowing outward in the exhaust duct 34 department finally, with this blow off the ash floating of double-layer material area 103 upper surface, thereby make and remove the double-layer material area 103 upper surface that moves to hot melt strip 46 below and keep clean and tidy, and then improved the butt fusion effect of following hot melt strip 46 to double-layer material area 103, the final production quality of plastic bag has been improved.
Referring to fig. 5, 6 and 7, further, the fusion cutting assembly 4 includes a mounting plate 41, the mounting plate 41 is fixedly connected to the top of the frame 1, the mounting plate 41 is disposed between the driven traction roller 2 and the driving traction roller 21, a telescopic cylinder 42 is fixedly connected to the top of the mounting plate 41, a pressure plate 43 is fixedly connected to the bottom end of the telescopic cylinder 42, positioning plates 44 are fixedly connected to both sides of the pressure plate 43 at equal intervals, a telescopic sleeve rod 45 is fixedly connected to one side of the bottom of the pressure plate 43 close to the driving traction roller 21, a hot melt strip 46 is fixedly connected to the bottom of the telescopic sleeve rod 45, a cutting knife 47 is fixedly connected to one side of the bottom of the pressure plate 43 close to the driven traction roller 2, the lower end of the cutting knife 47 penetrates through the bottom of the telescopic sleeve rod 45 and is slidably connected to the telescopic sleeve rod, a heating power source is fixedly connected to the top of the mounting plate 41, and the heating power source is electrically connected to the hot melt strip 46 (where the electrical connection between the heating power source and the hot melt strip 46 belongs to the existing mature technology, and thus detailed description is omitted);
referring to fig. 5, 6 and 7, further, both sides of the bottom of the pressure plate 43 are fixedly connected with spring telescopic rods 48, the bottoms of the spring telescopic rods 48 are fixedly connected with the top of the supporting plate 25, the distance from the bottom of the positioning plate 44 to the top of the supporting plate 25 is greater than the distance from the bottom of the hot melt strip 46 to the top of the supporting plate 25, and the distance from the bottom of the cutting knife 47 to the top of the supporting plate 25 is less than the distance from the bottom of the hot melt strip 46 to the top of the supporting plate 25;
it should be noted that: through the setting of above-mentioned structure, utilize telescopic cylinder 42 to promote pressure plate 43 and move down, and make locating plate 44 take the lead to contact with double-deck material area 103 upper surface, and with its tight extrusion at backup pad 25 top, and hot melt strip 46 will continue to push down under the effect of spring telescopic link 48, fix a position fixedly with this both sides to hot melt department when hot melt seals, cause the condition that double-deck material area 103 contracts the fold when effectively avoiding hot melt to seal, thereby improved the hot melt of the device and sealed the effect, and follow-up under telescopic loop bar 45's effect, will make cutting knife 47 push down after hot melt seals, cut double-deck material area 103 with this, to sum up, through one step of pushing down the process, accomplish location, hot melt in proper order, the cutting process, not only guaranteed the plastic bag fuses, the stable effect of cutting, but also effectual improvement production efficiency.
Referring to fig. 6, further, the inside of the cutting blade 47 is hollow, and the cavity of the cutting blade 47 is filled with a cooling liquid (wherein the cooling liquid may be a liquid with a large specific heat capacity, such as water);
it should be noted that: through the setting of above-mentioned structure, can effectively avoid hot melt strip 46 temperature to transmit the condition that makes its temperature rise to cutting knife 47 surface to the cutting effect of cutting knife 47 has been ensured.
Referring to fig. 3, 4 and 8, further, the turnover discharging assembly 5 includes a rotating shaft 51, the rotating shaft 51 is rotatably connected with the inner wall of the frame body 1, the end of the rotating shaft 51 is in transmission connection with the driving traction roller 21 through the second pulley set 26, the side wall of the rotating shaft 51 is fixedly connected with turnover rods 52 at equal intervals, the upper surface of the support plate 25 is provided with a discharging chute 251, the discharging chute 251 is matched with the turnover rods 52, one end of the rotating shaft 51 far away from the second pulley set 26 is fixedly connected with a negative pressure fan blade 53, the side wall of the frame body 1 is positioned outside the negative pressure fan blade 53 and is fixedly connected with an air outlet box 54, the inside of the rotating shaft 51 is hollow and is communicated with the inner cavity of the air outlet box 54, the inner cavities of the turnover rods 52 positioned at both sides are provided with negative pressure grooves 55, the negative pressure grooves 55 are communicated with the inner cavity of the rotating shaft 51, the side wall of the turnover rods 52 is provided with adsorption holes 56, and the adsorption holes 56 are communicated with the inner cavity of the negative pressure grooves 55;
referring to fig. 3, 4 and 8, further, a blocking plate 521 is slidably connected to one side of the turning rod 52 close to the frame body 1, the blocking plate 521 penetrates through an inner cavity of the turning rod 52, a return spring 522 is fixedly connected between one side of the blocking plate 521 close to the rotating shaft 51 and the turning rod 52, magnetic plates 6 are fixedly connected to both sides of the inside of the frame body 1, and the magnetic plates 6 are magnetically connected to side walls of the blocking plate 521;
referring to fig. 3 and 4, further, the magnetic plate 6 and the blocking plate 521 repel each other magnetically, and the total width of the turnover rod 52 and the magnetic plate 6 is smaller than the inner width of the discharge chute 251;
it should be noted that: when the rotating shaft 51 drives the turning rod 52 to rotate, the negative pressure fan blade 53 can also rotate, so that an adsorption effect can be generated on one side of the negative pressure fan blade 53 close to the inner wall of the frame body 1, air flow at the turning rod 52 flows into the negative pressure groove 55 from the adsorption hole 56, flows into the inner cavity of the turning rod 52 from the negative pressure groove 55 and then enters the air outlet box 54, and under the flow direction action of the air flow, a single produced plastic bag can be adsorbed on the side wall of the turning rod 52, the situation that the plastic bag is stacked is effectively avoided, and the production efficiency of the device is improved; and when upset pole 52 removed 6 departments to magnetic plate, through the effect that magnetism is repelled between magnetic plate 6 and the shutoff board 521, will make shutoff board 521 slide in upset pole 52 and block up absorption hole 56, compress reset spring 522 simultaneously, thereby make the plastic bag lose the adsorption effect, the plastic bag will fall to receiving on the inserted bar of material board 101 under the action of gravity this moment, thereby the whole production work of automatic completion, so reciprocal, the effectual labour that has reduced consumes, the production efficiency of the improvement plastic bag of very big degree.
Referring to fig. 1-8, a production process of a degradable stretch-proof plastic bag comprises the following steps:
s1, the double-layer material strip 103 penetrates through a driven traction roller 2 and a driving traction roller 21, the friction force of the driven traction roller 2 and the driving traction roller 21 is utilized to drive the double-layer material strip 103 to intermittently move forwards through the intermittent rotation of a servo motor 23, and a blowing fan blade 31 is driven to rotate when the driven traction roller 2 rotates, so that an air flow blowing outwards is generated at an air outlet groove 34, floating ash on the upper surface of the double-layer material strip 103 is blown off, and the fusing quality of a subsequent hot-melt strip 46 on the double-layer material strip 103 is ensured;
s2, when the servo motor 23 stops moving, the telescopic air cylinder 42 pushes the pressure plate 43 to move downwards, firstly, the positioning plate 44 extrudes the double-layer material belts 103 on the two sides of the hot melting strip 46, then the telescopic air cylinder 42 continues to press downwards, the hot melting strip 46 is in contact with the double-layer material belts 103, fusion sealing of the double-layer material belts 103 is completed, then the telescopic air cylinder 42 continues to press downwards, and the cutting knife 47 can cut the edges of the fusion parts of the double-layer material belts 103, so that production work of single plastic bags is completed;
s3, the driving traction roller 21 rotates and simultaneously drives the rotating shaft 51 and the turning rod 52 to rotate, so that the cut single plastic bag is lifted by the turning rod 52 to be separated from the upper surface of the supporting plate 25, and the rotation of the rotating shaft 51 is matched with the arrangement of the negative pressure fan blades 53, a certain adsorption effect can be generated on the turning rod 52, so that the single plastic bag is adsorbed on the turning rod 52 and is taken away;
s4, when the turnover rod 52 moves to the magnetic plate 6, the magnetic plate 6 and the blocking plate 521 repel each other, so that the blocking plate 521 slides into the blocking plate 521 and blocks the adsorption hole 56, the adsorption effect of the turnover rod 52 is relieved, and the plastic bag falls onto the insertion rod of the material receiving plate 101 under the action of gravity.
It should be noted that the specific model specification of the motor needs to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a tensile plastic bag apparatus for producing of degradable, includes support body (1), material collecting plate (101) and installs at left raw materials roller (102) of support body (1), and the winding has double-deck material area (103) on raw materials roller (102), a serial communication port, support body (1) inner wall rotates from a left side to the right side in proper order and is connected with driven carry over pinch rolls (2) and initiative carry over pinch rolls (21), connect through first pulley group (22) transmission between driven carry over pinch rolls (2) and the initiative carry over pinch rolls (21), support body (1) lateral wall fixedly connected with servo motor (23), just servo motor (23) output shaft and the initiative carry over pinch rolls (21) tip fixed connection of top, two from top to bottom driven carry over pinch rolls (2) and two from top to bottom all connect through gear group (24) meshing between the initiative carry over pinch rolls (21), still include:
the cleaning mechanism (3) is arranged on the side wall of the driven traction roller (2), and the cleaning mechanism (3) is used for blowing and cleaning the fusion surface of the double-layer material belt (103) so as to ensure the subsequent fusion quality;
the fusion cutting assembly (4) is arranged between the driven traction roller (2) and the driving traction roller (21), the fusion cutting assembly (4) is used for carrying out hot melting sealing on the double-layer material belt (103), and cutting the double-layer material belt (103) after sealing is carried out, so that the production of single plastic bag is rapidly completed;
upset subassembly (5) of unloading, upset subassembly (5) of unloading set up on support body (1) inner wall right side, and upset subassembly (5) of unloading are used for overturning to unload to single plastic bag after the cutting to this effectively improves the device's production efficiency.
2. The production device of degradable stretch-proof plastic bags according to claim 1, wherein the double-layer material belt (103) sequentially passes through the upper and lower driven traction rollers (2) and the upper and lower driving traction rollers (21), the inner wall of the frame body (1) is fixedly connected with a support plate (25), and the top of the support plate (25) is in the same plane with the top of the lower driven traction roller (2) and the top of the driving traction roller (21).
3. The production device of a degradable stretch-proof plastic bag according to claim 1, characterized in that the cleaning mechanism (3) comprises a blowing fan blade (31), the blowing fan blade (31) is fixedly connected with the end of the driven traction roller (2) above, the side wall of the frame body (1) is located outside the blowing fan blade (31) and is fixedly connected with an air suction box (32), an air inlet groove (33) is formed in the driven traction roller (2) above, air outlet grooves (34) are formed in the side wall of the driven traction roller (2) above at equal intervals, the air outlet grooves (34) are communicated with the inner cavity of the air inlet groove (33), and the air inlet groove (33) is communicated with the inner cavity of the air suction box (32).
4. The production device of claim 2, wherein the fusion cutting assembly (4) comprises a mounting plate (41), the mounting plate (41) is fixedly connected with the top of the frame body (1), the mounting plate (41) is arranged between the driven traction roller (2) and the driving traction roller (21), a telescopic cylinder (42) is fixedly connected with the top of the mounting plate (41), a pressure plate (43) is fixedly connected with the bottom end of the telescopic cylinder (42), positioning plates (44) are fixedly connected with the two sides of the pressure plate (43) at equal intervals, a telescopic sleeve rod (45) is fixedly connected with the bottom of the pressure plate (43) and close to one side of the driving traction roller (21), a hot melting strip (46) is fixedly connected with the bottom of the telescopic sleeve rod (45), a hot melting strip (47) is fixedly connected with the bottom of the pressure plate (43) and close to one side of the driven traction roller cutting knife (2), and the lower end of the cutting knife (47) penetrates through the bottom of the telescopic sleeve rod (45) and is connected with the bottom of the telescopic sleeve rod in a sliding manner, a heating power supply is fixedly connected with the hot melting strip (46) at the top of the mounting plate.
5. The production device of degradable stretch-proof plastic bags according to claim 4, wherein the bottom of the pressure plate (43) is fixedly connected with the telescopic spring rods (48) on both sides, the bottom of the telescopic spring rods (48) is fixedly connected with the top of the support plate (25), the distance from the bottom of the positioning plate (44) to the top of the support plate (25) is greater than the distance from the bottom of the hot melt strip (46) to the top of the support plate (25), and the distance from the bottom of the cutting knife (47) to the top of the support plate (25) is less than the distance from the bottom of the hot melt strip (46) to the top of the support plate (25).
6. The production device of degradable stretch-proof plastic bags according to claim 5, wherein the inside of the cutting knife (47) is hollow, and the inner cavity of the cutting knife (47) is filled with cooling liquid.
7. The production device of degradable stretch-proof plastic bags according to claim 2, wherein the turning unloading assembly (5) comprises a rotating shaft (51), the rotating shaft (51) is rotatably connected with the inner wall of the frame (1), the end of the rotating shaft (51) is in transmission connection with the driving traction roller (21) through the second pulley set (26), the side wall of the rotating shaft (51) is fixedly connected with an overturning rod (52) at equal intervals, the upper surface of the support plate (25) is provided with an unloading groove (251), the unloading groove (251) is matched with the overturning rod (52), one end of the rotating shaft (51) far away from the second pulley set (26) is fixedly connected with a negative pressure fan blade (53), the side wall of the frame (1) is located at the outer side of the negative pressure fan blade (53) and is fixedly connected with an air outlet box (54), the rotating shaft (51) is hollow and is communicated with the inner cavity of the air outlet box (54), the inner cavity of the overturning rod (52) at two sides is provided with a negative pressure groove (55), the negative pressure groove (55) is communicated with the inner cavity of the rotating shaft (51), the side wall of the adsorption rod (52) is provided with an adsorption hole (56), and the inner cavity of the overturning hole (55) is communicated with the inner cavity of the negative pressure groove (55).
8. The production device of a degradable stretch-proof plastic bag according to claim 7, characterized in that one side of the turning rod (52) close to the frame body (1) is slidably connected with a blocking plate (521), the blocking plate (521) penetrates through the inner cavity of the turning rod (52), a return spring (522) is fixedly connected between one side of the blocking plate (521) close to the rotating shaft (51) and the turning rod (52), both sides of the inside of the frame body (1) are fixedly connected with magnetic plates (6), and the magnetic plates (6) are magnetically connected with the side walls of the blocking plate (521).
9. The apparatus for producing degradable stretch-proof plastic bags according to claim 8, wherein the magnetic plate (6) and the blocking plate (521) repel each other magnetically, and the total width of the turning rod (52) and the magnetic plate (6) is smaller than the inner width of the discharging chute (251).
10. The production process of the degradable stretch-proof plastic bag according to any one of claims 1 to 9 is characterized by comprising the following steps:
s1, enabling a double-layer material belt (103) to penetrate through a driven traction roller (2) and a driving traction roller (21), and through intermittent rotation of a servo motor (23), pulling the double-layer material belt (103) to move forward intermittently by using friction force of the driven traction roller (2) and the driving traction roller (21), and driving a blowing fan blade (31) to rotate when the driven traction roller (2) rotates, so that an outward blowing air flow is generated at an air outlet groove (34), floating ash on the upper surface of the double-layer material belt (103) is blown down, and fusing quality of a subsequent hot melt strip (46) on the double-layer material belt (103) is ensured;
s2, when the servo motor (23) stops moving, the telescopic air cylinder (42) pushes the pressure plate (43) to move downwards, firstly, the positioning plate (44) extrudes the double-layer material belts (103) on the two sides of the hot melt strip (46), then the telescopic air cylinder (42) continues to press downwards, so that the hot melt strip (46) is in contact with the double-layer material belts (103), the fusion sealing of the double-layer material belts (103) is completed, then, the telescopic air cylinder (42) continues to press downwards, and the cutting knife (47) can cut the edge of the fusion part of the double-layer material belts (103) to complete the production work of a single plastic bag;
s3, the driving traction roller (21) rotates, and meanwhile, the rotating shaft (51) and the turnover rod (52) are driven to rotate, so that the cut single plastic bag is lifted by the turnover rod (52) to be separated from the upper surface of the supporting plate (25), and the rotation of the rotating shaft (51) is matched with the arrangement of the negative pressure fan blades (53), a certain adsorption effect can be generated on the turnover rod (52), and the single plastic bag is adsorbed on the turnover rod (52) and is taken away;
s4, when the turnover rod (52) moves to the magnetic plate (6), the magnetic plate (6) and the blocking plate (521) repel magnetically, so that the blocking plate (521) slides into the blocking plate (521) and blocks the adsorption hole (56), the adsorption effect of the turnover rod (52) is relieved, and the plastic bag falls onto the insertion rod of the material receiving plate (101) under the action of gravity.
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| CN202211595092.3A CN115891282A (en) | 2022-12-13 | 2022-12-13 | Production device and process of degradable stretch-proof plastic bag |
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| CN202211595092.3A CN115891282A (en) | 2022-12-13 | 2022-12-13 | Production device and process of degradable stretch-proof plastic bag |
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Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5214861A (en) * | 1990-12-03 | 1993-06-01 | Valmet Paper Machinery Inc. | Blow and air-conditioning device for an inverted cylinder group in the drying section of a paper machine |
| CN201224519Y (en) * | 2008-03-13 | 2009-04-22 | 武汉工业学院 | Traverse sealing and cutting apparatus for pillow-shaped automatic packaging machine |
| KR20150001265A (en) * | 2013-06-27 | 2015-01-06 | (주) 율원엔지니어링 | Heat shrink film packaging device for refrigerator |
| CN205588690U (en) * | 2016-03-16 | 2016-09-21 | 九江长兴塑料制品有限公司 | Heat sealing machine of system bag machine constructs |
| CN207417292U (en) * | 2017-10-30 | 2018-05-29 | 成都天航智虹知识产权运营管理有限公司 | A kind of packaging bag enclosing, cutting integrated apparatus |
| CN207671418U (en) * | 2017-12-19 | 2018-07-31 | 四川宜安达包装生产有限公司 | A kind of energy-efficient continous way cuts a bag equipment |
| CN209008069U (en) * | 2018-09-13 | 2019-06-21 | 芦台经济开发区融源印刷有限公司 | A kind of multifunctional macromolecule plastic bag making machine |
| CN110065682A (en) * | 2019-03-27 | 2019-07-30 | 杭州霍普曼电梯有限公司 | A kind of counterweight frame heat shrink film packaging machine |
| CN212147739U (en) * | 2020-02-28 | 2020-12-15 | 重庆龙胜包装制品有限公司 | Plastic bag cutting device with sealing function |
| CN212312904U (en) * | 2020-03-31 | 2021-01-08 | 重庆晟宇印务有限公司 | Heat-sealing and pressing device for packaging bag |
| CN212636746U (en) * | 2020-06-05 | 2021-03-02 | 枣庄金茂塑业科技有限公司 | Heat-sealing bag cutting device |
| CN213006804U (en) * | 2019-12-23 | 2021-04-20 | 青岛红金星包装印刷有限公司 | Cutting device is used in plastic bag production |
| CN113211868A (en) * | 2021-05-11 | 2021-08-06 | 浙江九腾包装材料有限公司 | Rolling packaging machine is used in production of thermal contraction membrane |
| CN113290942A (en) * | 2021-06-17 | 2021-08-24 | 杭州越洋科技有限公司 | Production and processing equipment and production and processing technology for degradable plastic bags |
| CN215242847U (en) * | 2021-04-27 | 2021-12-21 | 浙江东风塑料机械有限公司 | Traction mechanism of film blowing machine |
| CN215590075U (en) * | 2020-08-06 | 2022-01-21 | 陈爱平 | Filling device for inner membrane bag of plastic woven bag |
| CN114229127A (en) * | 2021-11-17 | 2022-03-25 | 安徽三度量刃具有限公司 | Knife holder for sealing food packaging machine |
| CN114313450A (en) * | 2021-12-30 | 2022-04-12 | 南京商集企业服务有限公司 | Bill baling press based on upset encapsulation |
| CN216474139U (en) * | 2021-10-30 | 2022-05-10 | 德沐新材料科技(苏州)有限公司 | A brush roller for textile fabric surface treatment |
| CN216683522U (en) * | 2021-11-12 | 2022-06-07 | 山东今海印包装有限公司 | Paper pasting machine for carton manufacturing |
| CN114919238A (en) * | 2022-07-04 | 2022-08-19 | 西安市洁美塑业有限责任公司 | Hot melt cutting equipment is used in plastic bag production |
| CN217756066U (en) * | 2022-08-22 | 2022-11-08 | 青岛国恩熔喷产业有限公司 | Wind formula of induced drafting below net melts and spouts coiling mechanism for cloth production line |
-
2022
- 2022-12-13 CN CN202211595092.3A patent/CN115891282A/en active Pending
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5214861A (en) * | 1990-12-03 | 1993-06-01 | Valmet Paper Machinery Inc. | Blow and air-conditioning device for an inverted cylinder group in the drying section of a paper machine |
| CN201224519Y (en) * | 2008-03-13 | 2009-04-22 | 武汉工业学院 | Traverse sealing and cutting apparatus for pillow-shaped automatic packaging machine |
| KR20150001265A (en) * | 2013-06-27 | 2015-01-06 | (주) 율원엔지니어링 | Heat shrink film packaging device for refrigerator |
| CN205588690U (en) * | 2016-03-16 | 2016-09-21 | 九江长兴塑料制品有限公司 | Heat sealing machine of system bag machine constructs |
| CN207417292U (en) * | 2017-10-30 | 2018-05-29 | 成都天航智虹知识产权运营管理有限公司 | A kind of packaging bag enclosing, cutting integrated apparatus |
| CN207671418U (en) * | 2017-12-19 | 2018-07-31 | 四川宜安达包装生产有限公司 | A kind of energy-efficient continous way cuts a bag equipment |
| CN209008069U (en) * | 2018-09-13 | 2019-06-21 | 芦台经济开发区融源印刷有限公司 | A kind of multifunctional macromolecule plastic bag making machine |
| CN110065682A (en) * | 2019-03-27 | 2019-07-30 | 杭州霍普曼电梯有限公司 | A kind of counterweight frame heat shrink film packaging machine |
| CN213006804U (en) * | 2019-12-23 | 2021-04-20 | 青岛红金星包装印刷有限公司 | Cutting device is used in plastic bag production |
| CN212147739U (en) * | 2020-02-28 | 2020-12-15 | 重庆龙胜包装制品有限公司 | Plastic bag cutting device with sealing function |
| CN212312904U (en) * | 2020-03-31 | 2021-01-08 | 重庆晟宇印务有限公司 | Heat-sealing and pressing device for packaging bag |
| CN212636746U (en) * | 2020-06-05 | 2021-03-02 | 枣庄金茂塑业科技有限公司 | Heat-sealing bag cutting device |
| CN215590075U (en) * | 2020-08-06 | 2022-01-21 | 陈爱平 | Filling device for inner membrane bag of plastic woven bag |
| CN215242847U (en) * | 2021-04-27 | 2021-12-21 | 浙江东风塑料机械有限公司 | Traction mechanism of film blowing machine |
| CN113211868A (en) * | 2021-05-11 | 2021-08-06 | 浙江九腾包装材料有限公司 | Rolling packaging machine is used in production of thermal contraction membrane |
| CN113290942A (en) * | 2021-06-17 | 2021-08-24 | 杭州越洋科技有限公司 | Production and processing equipment and production and processing technology for degradable plastic bags |
| CN216474139U (en) * | 2021-10-30 | 2022-05-10 | 德沐新材料科技(苏州)有限公司 | A brush roller for textile fabric surface treatment |
| CN216683522U (en) * | 2021-11-12 | 2022-06-07 | 山东今海印包装有限公司 | Paper pasting machine for carton manufacturing |
| CN114229127A (en) * | 2021-11-17 | 2022-03-25 | 安徽三度量刃具有限公司 | Knife holder for sealing food packaging machine |
| CN114313450A (en) * | 2021-12-30 | 2022-04-12 | 南京商集企业服务有限公司 | Bill baling press based on upset encapsulation |
| CN114919238A (en) * | 2022-07-04 | 2022-08-19 | 西安市洁美塑业有限责任公司 | Hot melt cutting equipment is used in plastic bag production |
| CN217756066U (en) * | 2022-08-22 | 2022-11-08 | 青岛国恩熔喷产业有限公司 | Wind formula of induced drafting below net melts and spouts coiling mechanism for cloth production line |
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Application publication date: 20230404 |