CN113290942A - Production and processing equipment and production and processing technology for degradable plastic bags - Google Patents
Production and processing equipment and production and processing technology for degradable plastic bags Download PDFInfo
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- CN113290942A CN113290942A CN202110675474.6A CN202110675474A CN113290942A CN 113290942 A CN113290942 A CN 113290942A CN 202110675474 A CN202110675474 A CN 202110675474A CN 113290942 A CN113290942 A CN 113290942A
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- degradable plastic
- plastic bag
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
- B31B70/64—Uniting opposed surfaces or edges; Taping by applying heat or pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
- B31B70/16—Cutting webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/76—Moistening; Drying; Cooling; Heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/92—Delivering
- B31B70/94—Delivering singly or in succession
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/34—Apparatus for taking-out curl from webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2170/00—Construction of flexible containers
- B31B2170/10—Construction of flexible containers interconnected
Abstract
The invention discloses a degradable plastic bag production and processing device and a production and processing technology, relating to the technical field of plastic bag production and processing devices, wherein a first motor is started to drive two outer winding rollers to synchronously rotate, so that the number of processing production lines is increased, the stability and the accuracy of point breaking can be ensured under the action of a first screw rod and a second screw rod, a leveling plate is driven by a hydraulic rod, the fitting degree between the leveling plate and a product can be ensured, and the leveling uniformity is improved, and the arrangement of a blast nozzle and a cleaning brush not only can timely cool the temperature on the surface of the product, but also can synchronously clean dust generated in the previous processing procedure, so that the quality and the quality of the product are ensured, in addition, the structure integrates the winding, the cooling, the dust removal, the heat sealing, the point breaking and the leveling into a whole, so that the continuity between the procedures is ensured, but also reduces the labor cost and improves the processing efficiency.
Description
Technical Field
The invention relates to the technical field of plastic bag production and processing equipment, in particular to degradable plastic bag production and processing equipment and a production and processing technology.
Background
At present, degradable plastic bags usually relate to various process steps such as heat-seal, point break and roll-up in the production and processing process, but traditional processing equipment often is the independent structure, when using, needs the manual work to shift the product many times, greatly increased labour cost, reduced machining efficiency, for this reason, the staff in this field has provided a degradable plastic bag production and processing equipment and production and processing technology.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides degradable plastic bag production and processing equipment and a production and processing technology, which solve the problems that the traditional processing equipment is always of an independent structure, and when in use, the product needs to be transferred manually for many times, so that the labor cost is greatly increased, and the processing efficiency is reduced.
In order to achieve the purpose, the invention is realized by the following technical scheme: a production and processing technology of degradable plastic bags comprises the following steps:
s1, preparing a film: putting a plurality of raw materials into a reaction kettle for melting treatment, and forming a plastic film by using film blowing equipment;
s2, blanking: co-winding the molded plastic film obtained in the step S1 around the inside of the unwinding and winding assembly and the winding assembly;
s3, cooling and dedusting: starting a cooling and dedusting assembly, cooling the surface of the formed plastic film, and sweeping dust on the surface of the formed plastic film;
s4, heat sealing and pressing: starting a heat sealing machine according to actual production specifications, and sealing and forming the film cooled and cleaned in the step S3 in a segmented manner to obtain a formed degradable plastic bag;
s5, point breaking: starting the point breaking mechanism, and performing point breaking treatment on the tail part of the degradable plastic bag molded in the step S4;
s6, leveling and winding: according to the furling height of the degradable plastic bag, the leveling component is correspondingly started, namely the surface of the degradable plastic bag which is broken at the S5 point can be leveled, and finally the degradable plastic bag is furled into the furling component;
the winding and unwinding assembly in the step S2 comprises first support plates, connection columns, a first motor and a speed reducer, wherein a first shaft lever and a second shaft lever penetrate through the insides of the two first support plates respectively, two ends of the first shaft lever are respectively sleeved with a first driving wheel, two ends of the second shaft lever are respectively sleeved with a first driven wheel and a winding roller, and a first belt is sleeved on the outsides of the first driving wheel and the first driven wheel;
the cooling and dedusting assembly in the step S3 comprises a fan and a first support seat, wherein an air duct is fixedly mounted at the upper end of the first support seat, air outlet nozzles which are communicated with each other are fixedly mounted at two ends of the bottom of the air duct and above the degradable plastic bag, and a cleaning brush is fixedly mounted at the front side of the air duct and at the position corresponding to the air outlet nozzles;
the spot-breaking mechanism in the step S5 includes a first adjusting assembly, two ends of the first adjusting assembly are respectively sleeved with a second supporting plate and a third supporting plate which are symmetrical, one side of each of the second supporting plate and the third supporting plate is respectively and fixedly connected with a pressing head through the second adjusting assembly and the third adjusting assembly, and a spot-breaking needle is fixedly mounted at the bottom of the pressing head;
the leveling assembly of step S6 includes a second support base and a leveling plate, wherein the second support base and the leveling plate together form an adjustable fixed connection structure through a hydraulic rod.
As a further technical scheme of the present invention, the first adjusting assembly includes a third supporting seat and a second motor, a first lead screw and a second lead screw with opposite thread directions are respectively penetrated through the bottom of the third supporting seat, a first screw cylinder and a second screw cylinder are respectively sleeved outside the first lead screw and the second lead screw, a second driven wheel is sleeved on adjacent end faces of the first lead screw and the second lead screw, and a second driving wheel is sleeved on a power driving end of the second motor.
As a further technical scheme of the present invention, the second adjusting assembly includes a fourth supporting seat and a third motor, a third screw rod penetrates through the fourth supporting seat, a third screw cylinder is connected to the third screw rod through a thread on the outside of the third screw rod, and a connecting plate is fixedly installed on the outside of the third screw cylinder.
As a further technical scheme of the present invention, a power driving end of the first motor is connected to a speed reducer, an output end of the speed reducer is connected to the first shaft, the winding and unwinding assembly and the winding and unwinding assembly have the same structure, and the second adjusting assembly and the third adjusting assembly have the same structure.
As a further technical scheme of the invention, an air inlet pipe is fixedly arranged at the air inlet end of the fan, a filter plate is fixedly arranged at one end inside the air inlet pipe, and the air outlet end of the fan and an air cylinder form a communicated fixed connection structure through an air outlet pipe.
As a further technical scheme of the invention, a second belt is sleeved outside the second driven wheel and the second driving wheel together, two symmetrical first sliding columns are fixedly mounted on two sides of the bottom of the third supporting seat respectively, two symmetrical first sliding seats are connected to the outside of the first sliding columns in a sliding manner, and the first wire cylinder and the second wire cylinder are connected with the second supporting plate and the third supporting plate respectively.
As a further technical scheme, a first hinge seat and a second hinge seat are fixedly mounted on the second supporting seat and two sides of the top of the leveling plate respectively, the non-telescopic end of the hydraulic rod is hinged inside the first hinge seat, and the telescopic end of the hydraulic rod is hinged inside the second hinge seat.
As a further technical scheme of the present invention, a power driving end of the third motor is connected to the third lead screw, two symmetrical second sliding columns are fixedly mounted on two inner sides of the fourth supporting seat respectively, a second sliding seat is slidably connected to an outer portion of the second sliding column, and the second sliding seat is connected to the connecting plate.
Advantageous effects
The invention provides a production and processing device and a production and processing technology of a degradable plastic bag.
Compared with the prior art, the method has the following beneficial effects:
1. the utility model provides a degradable plastic bag production and processing equipment and production and processing technology, through starting first motor, can drive two winding up rollers in the outside and carry out synchronous revolution, thereby the production line quantity of processing has been increased, machining efficiency has further been improved, in addition, start second motor and third motor, can make the some broken syringe needle of both sides carry out some broken processing to degradable plastic bag in step, point broken steadiness and accuracy have not only been ensured, and the setting of two some broken ends, machining speed has still been improved, further convenient to use person tears, the convenience of use has been improved.
2. The utility model provides a degradable plastic bag production and processing equipment and production and processing technology, through the bottom both ends at the dryer and be located the top fixed mounting of degradable plastic bag have the air outlet nozzle that link up mutually, the front side of dryer and with the corresponding fixed mounting of air outlet nozzle have the brush cleaner, so when using, not only can be timely cool off the temperature on product surface, avoid taking place to warp, but also can clean in step the produced dust of last manufacturing procedure, and further ensured the quality and the quality of product.
3. The utility model provides a degradable plastic bag production and processing equipment and production and processing technology, through being provided with the flattening board near roll-up subassembly position department, and it controls through the hydraulic stem, so when using, can ensure the laminating degree with degradable plastic bag surface, thereby improve the smooth homogeneity of degradable plastic bag, in addition, this structure collects the roll-up, the cooling, remove dust, the heat-seal, the point is disconnected as an organic whole with the flattening, not only ensured the continuity between each process, avoided the staff to make a round trip to shift the product, and reduced labour cost, the machining efficiency is improved.
Drawings
FIG. 1 is a schematic structural diagram of a production and processing device and a production and processing technology of a degradable plastic bag;
FIG. 2 is a schematic structural diagram of a winding and unwinding assembly of a production and processing device and a production and processing technology for a degradable plastic bag;
FIG. 3 is a schematic structural diagram of a cooling and dust-removing assembly of a degradable plastic bag production and processing device and a production and processing technology;
FIG. 4 is a right side view of the structure of a cooling and dust-removing assembly of a degradable plastic bag production and processing device and a production and processing technology;
FIG. 5 is a schematic structural view of a production and processing device and a production and processing technology spot-breaking mechanism for a degradable plastic bag;
FIG. 6 is a schematic structural view of a first adjusting component of a degradable plastic bag production and processing device and a production and processing technology;
FIG. 7 is a front view of the structure of a first adjusting component of a degradable plastic bag production and processing device and a production and processing technology;
FIG. 8 is a schematic structural diagram of a manufacturing and processing apparatus and a leveling assembly of a manufacturing and processing technology for a degradable plastic bag;
fig. 9 is a schematic structural diagram of a second adjusting component of a degradable plastic bag production and processing device and a production and processing technology.
In the figure: 1. a winding and unwinding assembly; 11. a first support plate; 12. connecting columns; 13. a first motor; 14. a speed reducer; 15. a first shaft lever; 16. a first drive wheel; 17. a second shaft lever; 18. a first driven wheel; 19. a first belt; 110. a winding roller; 2. a furling assembly; 3. a cooling dust removal assembly; 31. a fan; 32. a first support base; 33. an air duct; 34. an air outlet pipe; 35. an air outlet nozzle; 36. cleaning with a brush; 37. an air inlet pipe; 38. filtering the plate; 4. a heat sealer; 5. a point breaking mechanism; 51. a first adjustment assembly; 511. a third support seat; 512. a first lead screw; 513. a second lead screw; 514. a first wire barrel; 515. a second wire barrel; 516. a second driven wheel; 517. a second motor; 518. a second drive wheel; 519. a second belt; 5110. a first traveler; 5111. a first slider; 52. a second support plate; 53. a third support plate; 54. a second adjustment assembly; 541. a fourth supporting seat; 542. a third motor; 543. a third screw rod; 544. a third wire barrel; 545. a connecting plate; 546. a second strut; 547. a second slide carriage; 55. a third adjustment assembly; 56. a pressing head; 57. the needle head is broken; 6. a leveling assembly; 61. a second support seat; 62. a screed plate; 63. a hydraulic lever; 64. a first hinge mount; 65. a second hinge mount; 7. a degradable plastic bag.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a manufacturing and processing apparatus and a manufacturing and processing technical scheme for a degradable plastic bag: a production and processing technology of degradable plastic bags comprises the following steps:
s1, preparing a film: putting a plurality of raw materials into a reaction kettle for melting treatment, and forming a plastic film by using film blowing equipment;
s2, blanking: the molded plastic film obtained in the step S1 is wound together inside the winding and unwinding assembly 1 and the winding and unwinding assembly 2;
s3, cooling and dedusting: starting the cooling and dust removing assembly 3, cooling the surface of the formed plastic film, and sweeping dust on the surface of the formed plastic film;
s4, heat sealing and pressing: starting the heat sealing machine 4 according to the actual production specification, and sealing and forming the film cooled and cleaned in the step S3 in a segmented manner to obtain a formed degradable plastic bag 7;
s5, point breaking: the point breaking mechanism 5 is started, and the tail part of the degradable plastic bag 7 formed in the step S4 can be subjected to point breaking treatment;
s6, leveling and winding: according to the furling height of the degradable plastic bag 7, the leveling component 6 is correspondingly started, so that the surface of the degradable plastic bag 7 which is broken at the S5 point can be leveled, and finally the degradable plastic bag is furled into the furling component 2;
referring to fig. 2, the winding and unwinding assembly 1 in step S2 includes first support plates 11, a connection column 12, a first motor 13 and a speed reducer 14, a first shaft rod 15 and a second shaft rod 17 respectively penetrate through the two first support plates 11, a first driving wheel 16 is respectively sleeved at two ends of the first shaft rod 15, a first driven wheel 18 and a winding roller 110 are respectively sleeved at two ends of the second shaft rod 17, a first belt 19 is commonly sleeved outside the first driving wheel 16 and the first driven wheel 18, a power driving end of the first motor 13 is connected with the speed reducer 14, an output end of the speed reducer 14 is connected with the first shaft rod 15, the winding and unwinding assembly 1 and the winding and unwinding assembly 2 have the same structure, and the motor belt pulley is driven to rotate, can make the winding up roller 110 of both sides carry out circular motion, compare with the equipment of traditional single line processing, this structure is effectual has increased the production line quantity of processing, has further improved machining efficiency.
Referring to fig. 3-4, the cooling and dust removing assembly 3 in step S3 includes a fan 31 and a first supporting seat 32, wherein an air duct 33 is fixedly installed at an upper end of the first supporting seat 32, a through air outlet 35 is fixedly installed at two ends of a bottom of the air duct 33 and above the degradable plastic bag 7, a cleaning brush 36 is fixedly installed at a front side of the air duct 33 and at a position corresponding to the air outlet 35, an air inlet pipe 37 is fixedly installed at an air inlet end of the fan 31, a filter plate 38 is fixedly installed at one end inside the air inlet pipe 37, an air outlet end of the fan 31 forms a through fixed connection structure with the air duct 33 through the air outlet pipe 34, external air can be introduced into the air duct 33 by starting the fan 31 and then blown to the surface of the degradable plastic bag 7 through the air outlet 35, so as to cool the surface temperature of the product in time and avoid deformation while the degradable plastic bag 7 moves, the cleaning brush can clean the dust on the surface of the cleaning brush, thereby ensuring the quality of the product.
Referring to fig. 5, the dot breaking mechanism 5 in step S5 includes a first adjusting assembly 51, two ends of the first adjusting assembly 51 are respectively sleeved with a second supporting plate 52 and a third supporting plate 53 which are symmetrical, one side of each of the second supporting plate 52 and the third supporting plate 53 is respectively and fixedly connected with a pressing head 56 through a second adjusting assembly 54 and a third adjusting assembly 55, a dot breaking needle 57 is fixedly installed at the bottom of the pressing head 56, the second adjusting assembly 54 and the third adjusting assembly 55 have the same structure, and the dot breaking needle 57 can be moved to a designated position in a bidirectional manner by driving a screw rod by a motor, so that the processing speed is increased, and the stability and accuracy of dot breaking are further ensured.
Referring to fig. 8, the leveling assembly 6 in step S6 includes a second supporting seat 61 and a leveling plate 62, the second supporting seat 61 and the leveling plate 62 together form an adjustable fixed connection structure through a hydraulic rod 63, a first hinge seat 64 and a second hinge seat 65 are respectively fixedly mounted on two sides of the top of the second supporting seat 61 and the top of the leveling plate 62, a non-telescopic end of the hydraulic rod 63 is hinged inside the first hinge seat 64, and a telescopic end is hinged inside the second hinge seat 65, and under the telescopic action of the hydraulic rod 63, the leveling plate 62 can be driven to perform angle adjustment, so that the degree of adhesion to the surface of the degradable plastic bag 7 is ensured, and the leveling uniformity of the degradable plastic bag is further improved.
Referring to fig. 6-7, the first adjusting assembly 51 includes a third supporting seat 511 and a second motor 517, a first lead screw 512 and a second lead screw 513 with opposite thread directions are respectively penetrated through the bottom of the third supporting seat 511, a first wire reel 514 and a second wire reel 515 are respectively sleeved outside the first lead screw 512 and the second lead screw 513, a second driven wheel 516 is sleeved on adjacent end surfaces of the first lead screw 512 and the second lead screw 513, a second driving wheel 518 is sleeved on a power driving end of the second motor 517, a second belt 519 is sleeved outside the second driven wheel 516 and the second driving wheel 518, two symmetrical first sliding columns 5110 are respectively fixedly mounted on two sides of the bottom of the third supporting seat 511, two symmetrical first sliding columns 5111 are slidably connected outside the first sliding columns 5110, and the first wire reel 514 and the second wire reel 515 are respectively connected to the second supporting plate 52 and the third supporting plate 53.
Referring to fig. 9, the second adjusting assembly 54 includes a fourth supporting seat 541 and a third motor 542, a third screw rod 543 penetrates through the fourth supporting seat 541, a third screw barrel 544 is threadedly connected to the exterior of the third screw rod 543, a connecting plate 545 is fixedly mounted to the exterior of the third screw barrel 544, a power driving end of the third motor 542 is connected to the third screw rod 543, symmetrical second sliding columns 546 are fixedly mounted to two sides of the interior of the fourth supporting seat 541, a second sliding seat 547 is slidably connected to the exterior of the second sliding columns 546, and the second sliding seat 547 is connected to the connecting plate 545.
The working principle of the invention is as follows: in use, one end of the formed plastic film is wound inside the winding roll 110, and then the first motor 13, the blower 31, the heat sealer 4, the second motor 517, the third motor 542, and the hydraulic lever 63 are sequentially activated.
When the first motor 13 is started, the power driving end thereof can drive the speed reducer 14, the first driving wheel 16 and the first shaft rod 15 to rotate, and under the action of the first belt 19, the first driven wheel 18 and the winding roller 110 can be driven to synchronously rotate, so that the degradable plastic bag 7 can be wound.
In the winding process, along with the starting of the fan 31, the outside cold air can be sucked into the air inlet pipe 37 and enters the air duct 33 through the air outlet pipe 34, and finally the cold air is sprayed to the surface of the degradable plastic bag 7 from the air outlet nozzle 35, so that the temperature on the surface of the product can be timely cooled, the deformation is avoided, and along with the movement of the degradable plastic bag 7, the cleaning brush 36 can also synchronously clean the dust generated in the last processing procedure, and the quality of the product is further ensured.
When a certain part of the degradable plastic bag 7 passes through the heat sealing machine 4, the degradable plastic bag 7 film can be sealed and formed in a segmented manner according to the preset specification value, and the formed degradable plastic bag 7 can be obtained.
Along with the second motor 517, can impel the some syringe needle 57 at top to carry out lateral shifting along the X axle direction, the start of third motor 542 can drive some syringe needle 57 and reciprocate along the Z axle direction, and it runs through the setting position of degradable plastic bag 7 to some syringe needle 57.
At this moment, the hydraulic rod 63 is started, and the telescopic end of the hydraulic rod can drive the leveling plate 62 to adjust the angle and press down until the leveling plate is attached to the surface of the degradable plastic bag 7, so that the degree of attachment to the surface of the degradable plastic bag 7 can be ensured, the leveling uniformity of the degradable plastic bag is improved, and the leveled degradable plastic bag 7 can be furled inside the winding roller 110 in the winding assembly 2.
This structure collects roll-up, cooling, dust removal, heat-seal, point is disconnected and the flattening is as an organic whole, has not only ensured the continuity between each process, has avoided the staff to make a round trip to shift the product, has still reduced labour cost moreover, has improved machining efficiency.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The production and processing technology of the degradable plastic bag is characterized by comprising the following steps:
s1, preparing a film: putting a plurality of raw materials into a reaction kettle for melting treatment, and forming a plastic film by using film blowing equipment;
s2, blanking: the molded plastic film obtained in the S1 is wound inside the winding and unwinding assembly (1) and the winding and unwinding assembly (2) together;
s3, cooling and dedusting: starting the cooling and dust removing assembly (3), cooling the surface of the formed plastic film, and sweeping dust on the surface of the plastic film;
s4, heat sealing and pressing: starting a heat sealing machine (4) according to actual production specifications, and sealing and forming the film cooled and cleaned in the step S3 in a segmented manner to obtain a formed degradable plastic bag (7);
s5, point breaking: the point breaking mechanism (5) is started, and the tail part of the degradable plastic bag (7) formed in the step S4 can be subjected to point breaking treatment;
s6, leveling and winding: according to the furling height of the degradable plastic bag (7), the leveling component (6) is correspondingly started, so that the surface of the degradable plastic bag (7) which is broken by the S5 point can be leveled, and finally the degradable plastic bag is furled into the furling component (2).
2. The production and processing equipment for the degradable plastic bags is characterized by comprising the following steps:
the winding and unwinding assembly (1) comprises first support plates (11), connecting columns (12), a first motor (13) and a speed reducer (14), a first shaft rod (15) and a second shaft rod (17) penetrate through the insides of the two first support plates (11), a first driving wheel (16) is sleeved at each of two ends of the first shaft rod (15), a first driven wheel (18) and a winding roller (110) are sleeved at each of two ends of the second shaft rod (17), and a first belt (19) is sleeved on the outsides of the first driving wheel (16) and the first driven wheel (18) together;
the cooling and dust removing assembly (3) comprises a fan (31) and a first supporting seat (32), an air duct (33) is fixedly mounted at the upper end of the first supporting seat (32), through air outlets (35) are fixedly mounted at two ends of the bottom of the air duct (33) and above the degradable plastic bag (7), and cleaning brushes (36) are fixedly mounted at the front side of the air duct (33) and corresponding to the air outlets (35);
the spot-breaking mechanism (5) comprises a first adjusting component (51), two ends of the first adjusting component (51) are sleeved with a second supporting plate (52) and a third supporting plate (53) which are symmetrical, one sides of the second supporting plate (52) and the third supporting plate (53) are fixedly connected with a pressing head (56) through a second adjusting component (54) and a third adjusting component (55), and the bottom of the pressing head (56) is fixedly provided with a spot-breaking needle head (57);
a levelling assembly (6), the levelling assembly (6) comprising a second support base (61) and a levelling plate (62), the second support base (61) and the levelling plate (62) together forming an adjustable fixed connection by means of a hydraulic rod (63).
3. The production and processing equipment of the degradable plastic bag according to claim 2, wherein the first adjusting assembly (51) comprises a third supporting seat (511) and a second motor (517), a first screw rod (512) and a second screw rod (513) with opposite thread directions are respectively penetrated through the bottom of the third supporting seat (511), a first wire cylinder (514) and a second wire cylinder (515) are respectively sleeved outside the first screw rod (512) and the second screw rod (513), a second driven wheel (516) is sleeved on adjacent end surfaces of the first screw rod (512) and the second screw rod (513) together, and a second driving wheel (518) is sleeved on a power driving end of the second motor (517).
4. The production and processing equipment of degradable plastic bags according to claim 2, wherein the second adjusting assembly (54) comprises a fourth supporting seat (541) and a third motor (542), a third screw rod (543) penetrates through the inside of the fourth supporting seat (541), a third screw cylinder (544) is connected to the outside of the third screw rod (543) in a threaded manner, and a connecting plate (545) is fixedly installed on the outside of the third screw cylinder (544).
5. The production and processing equipment for the degradable plastic bags according to claim 2, wherein the power driving end of the first motor (13) is connected with a speed reducer (14), the output end of the speed reducer (14) is connected with a first shaft rod (15), the structures of the reeling and unreeling component (1) and the reeling and unreeling component (2) are the same, and the structures of the second adjusting component (54) and the third adjusting component (55) are the same.
6. The production and processing equipment of degradable plastic bags according to claim 2, characterized in that an air inlet pipe (37) is fixedly installed at the air inlet end of the fan (31), a filter plate (38) is fixedly installed at one end inside the air inlet pipe (37), and the air outlet end of the fan (31) forms a through fixed connection structure with the air duct (33) through the air outlet pipe (34).
7. The production and processing device of the degradable plastic bag according to claim 3, wherein a second belt (519) is sleeved outside the second driven wheel (516) and the second driving wheel (518), two symmetrical first sliding columns (5110) are fixedly installed on two sides of the bottom of the third supporting seat (511), two symmetrical first sliding seats (5111) are slidably connected to the outside of the first sliding columns (5110), and the first wire barrel (514) and the second wire barrel (515) are connected to the second supporting plate (52) and the third supporting plate (53) respectively.
8. The production and processing equipment for degradable plastic bags according to claim 2, wherein a first hinged seat (64) and a second hinged seat (65) are respectively fixedly installed on two sides of the top of the second supporting seat (61) and the leveling plate (62), the non-telescopic end of the hydraulic rod (63) is hinged inside the first hinged seat (64), and the telescopic end is hinged inside the second hinged seat (65).
9. The production and processing equipment of degradable plastic bags according to claim 4, wherein the power-driven end of the third motor (542) is connected with the third screw (543), two symmetrical second sliding columns (546) are fixedly installed on two inner sides of the fourth supporting seat (541) respectively, a second sliding seat (547) is connected to the outer portion of each second sliding column (546) in a sliding manner, and the second sliding seat (547) is connected with the connecting plate (545).
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