CN114789583A - Degradable plastic bag hand hole punching device and punching process - Google Patents
Degradable plastic bag hand hole punching device and punching process Download PDFInfo
- Publication number
- CN114789583A CN114789583A CN202210066122.5A CN202210066122A CN114789583A CN 114789583 A CN114789583 A CN 114789583A CN 202210066122 A CN202210066122 A CN 202210066122A CN 114789583 A CN114789583 A CN 114789583A
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- Prior art keywords
- degradable plastic
- blanking
- fixedly connected
- plastic bag
- spring
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- 229920006238 degradable plastic Polymers 0.000 title claims abstract description 87
- 238000004080 punching Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 title claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 46
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims description 47
- 230000002457 bidirectional effect Effects 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 9
- 238000012797 qualification Methods 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 238000012546 transfer Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- B31B70/20—Cutting sheets or blanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/02—Feeding or positioning sheets, blanks or webs
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to the technical field of degradable plastic bag manufacturing, and discloses a portable hole punching device and a punching process for a degradable plastic bag. According to the invention, in the process that the blanking die moves downwards, the containing block moves downwards under the gravity conditions of the limiting strips, the pressing springs, the pressing plate and the carrier plate, and contacts with the degradable plastic bag before the blanking die contacts with the degradable plastic bag, after the pressing plate contacts with the degradable plastic bag, the blanking die continues to perform blanking downwards, at the moment, the pressing springs are compressed to have elastic force, the pressing plate extrudes the degradable plastic bag under the action of the elastic force, so that the fixation before the blanking is achieved, and the problems that the blanking qualification rate is low and the position of the degradable plastic bag is moved to influence the subsequent blanking due to the fact that the degradable plastic bag is easy to shrink towards the blanking position during the blanking are avoided.
Description
Technical Field
The invention relates to the technical field of degradable plastic bag manufacturing, in particular to a punching device and a punching process for a portable hole of a degradable plastic bag.
Background
The plastic bag is made of plastics (common plastics include polypropylene, polyester, nylon and the like) as main raw materials, is an essential article in daily life of people, and is usually prepared for containing other articles. Because the plastic bag has the advantages of low price, extremely light weight, large capacity and convenient storage, but the plastic bag is prohibited from production and use by some countries due to the defects of extremely long degradation period and difficult processing, the plastic brings convenience to the life of people, brings difficult-to-clean aftertroubles to the environment, and the disaster of the plastic to the environment is called 'white pollution'. According to actual needs, degradable plastic bags rapidly appear in the public field of vision, and provide a solution for white pollution.
The degradable plastic bag is environment-friendly in components, long in service cycle and short in degradation cycle, is widely applied, needs to be punched in the manufacturing process of the degradable plastic bag in order to meet the market demand and adapt to the habit of people in use, but the requirement of degradable plastic bags with multiple specifications cannot be met in the conventional punching equipment for the portable holes; in addition, due to the soft texture of the degradable plastic bag, the degradable plastic bag is easy to shrink to the blanking position when being blanked, so that the blanking qualification rate is low, the position of the degradable plastic bag is moved, and the subsequent blanking is influenced.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a portable hole punching device for degradable plastic bags, which has the advantages of adjustable specification, stable punching and the like, and solves the problems that the requirement of degradable plastic bags with multiple specifications cannot be met, the degradable plastic bags are easy to shrink to the punching position during punching, the punching qualification rate is low, the position of the degradable plastic bags is moved, and the subsequent punching is influenced.
(II) technical scheme
In order to solve the technical problems that the requirements of degradable plastic bags with various specifications cannot be met, the degradable plastic bags are easy to shrink to the blanking position during blanking, the blanking qualification rate is low, the position of the degradable plastic bag is easy to move, and the subsequent blanking is influenced, the invention provides the following technical scheme:
the utility model provides a portable hole stamping device of degradable plastic bag, includes the main part, the upper surface middle part of main part has been seted up and has been produced the wire casing, one side middle part fixedly connected with portal frame of main part, the last fixed surface of portal frame is connected with the pneumatic cylinder, the output shaft of pneumatic cylinder runs through portal frame fixedly connected with blanking pole, blanking pole is connected with the blanking mould through adjustable extrusion mechanism, and adjustable extrusion mechanism includes the stripper plate that is used for compressing tightly degradable plastic bag, the quantity of stripper plate is two, and two distance between the stripper plate increases in step or reduces in step.
Preferably, the adjustable extrusion mechanism further comprises a carrier plate, the blanking rod penetrates through the carrier plate, the carrier plate is connected with the blanking rod in a sliding manner, the blanking rod penetrates through and is connected with the carrier plate in a sliding manner, two sides of the lower surface of the carrier plate are both provided with T-shaped grooves, the T-shaped grooves are connected with T-shaped blocks in a sliding manner, one end of one side of each T-shaped block penetrates through and is connected with a first bidirectional screw rod in a sliding manner, one end of each first bidirectional screw rod penetrates through the carrier plate and is fixedly connected with a motor, the motor is fixedly connected to one side of the carrier plate,
preferably, the adjustable extrusion mechanism further comprises a containing block, the blanking rod penetrates through the support plate fixedly connected with containing block, two ends of the containing block are both penetrated through and are connected with limit strips in a sliding mode, the lower surface of the T-shaped block is fixedly connected with a pressing plate, one side of the pressing plate is provided with a limit groove, the limit groove is connected with the limit strips in a sliding mode, one side of the lower surface of the limit strips is fixedly connected with a pressing spring, the pressing spring is far away from one end of the limit strips is fixedly connected to the bottom of the limit groove, and the middle of the lower surface of the containing block is in threaded connection with a replaceable blanking die.
Preferably, the both ends of accomodating the piece all seted up the cavity, one side fixedly connected with spring of cavity, the one end fixedly connected with spring plate of spring, spring plate with cavity sliding connection, spring plate keeps away from the spacing strip of one end fixedly connected with of spring.
Preferably, the one end of support plate both sides all is equipped with the limiting plate, the limiting plate runs through and sliding connection has the gag lever post, the both ends of gag lever post are fixed connection respectively in the lower surface of portal frame and the upper surface of main part.
Preferably, the equal fixedly connected with rolling frame in both ends upper portion of main part, one side fixedly connected with step motor of rolling frame, step motor's rotation axis runs through one side fixedly connected with switching piece of rolling frame, the switching piece rotates and is connected with the rolling axle, the rolling axle is kept away from the one end of switching piece is placed the rolling frame upper surface is kept away from one side of step motor, the upper surface of rolling frame is kept away from one side of step motor rotates and is connected with spacing.
Preferably, the lower part of one side of the winding frame is penetrated and rotatably connected with a two-way screw rod II, two ends of the two-way screw rod II are respectively in threaded connection with a fixed block, the lower surface of the fixed block is in sliding connection with the middle of the upper surface of the winding frame, and one end, close to the stepping motor, of the two-way screw rod II penetrates through the winding frame and is fixedly connected with a knob.
Preferably, the two ends of the part of the two-way screw rod II located in the winding frame are opposite in thread direction and equal in length, and the two ends of the two-way screw rod I are opposite in thread direction and equal in length.
Preferably, a bottom die groove is formed in the middle of the upper surface of the production line groove, and a blanking bottom die corresponding to the blanking die is clamped on the inner wall of the bottom die groove.
Preferably, the front surface of the main body is provided with a containing chamber, a containing box is placed at the bottom of the containing chamber, and the front surface of the containing chamber is rotatably connected with a windproof door.
Preferably, a control room is arranged on one side of the main body, a control system is arranged in the control room, a control panel is arranged in the middle of the front face of the portal frame, the control panel is electrically connected with the control system, the control system is electrically connected with the hydraulic cylinder, the control system controls the extension and retraction of an output shaft of the hydraulic cylinder, and the control system is electrically connected with the motor and the stepping motor to respectively control the positive rotation and the negative rotation of the motor and the rotating speed of the stepping motor.
A hand hole punching process for degradable plastic bag, which uses a hand hole punching device for degradable plastic bag as claimed in any one of claims 1-9.
(III) advantageous effects
Compared with the prior art, the invention provides a degradable plastic bag portable hole punching device which has the following beneficial effects:
1. according to the invention, in the process that the blanking die moves downwards, the containing block moves downwards under the gravity conditions of the limiting strip, the pressing spring, the pressing plate and the support plate, the containing block is contacted with the degradable plastic bag before the blanking die is contacted with the degradable plastic bag, and the blanking die continues to perform blanking downwards after the pressing plate is contacted with the degradable plastic bag.
2. The motor drives the first bidirectional screw to rotate, so that the T-shaped blocks are driven to be close to or away from each other, the purpose of adjusting the distance between the pressing plates is achieved, the fixation of degradable plastic bags of different specifications is further met, meanwhile, the knob is rotated to drive the second bidirectional screw to rotate, so that the fixing blocks are driven to be close to each other under the matching action of sliding connection between the lower surface of the fixing block and the middle part of the upper surface of the winding frame, the degradable plastic bags are limited in the middle of the winding shaft, and meanwhile, the position limitation of the degradable plastics of different specifications is realized through the fixing block and the second bidirectional screw.
3. The end face of the limiting strip is always attached to the limiting groove through the matching use of the spring and the spring plate, when the spring is in an original state, the end face of the limiting strip is just attached to the limiting groove, the distance between the pressing plates is the largest, when the distance between the pressing plates is shortened, the limiting strip extrudes the spring through the spring plate to compress the spring, the adjustment of the distance is completed, at the moment, the spring deforms due to compression, and further has elasticity, the limiting strip extrudes the limiting groove on the pressing plates under the action of the elasticity of the spring, so that the end face of the limiting strip is tightly attached to one side of the limiting groove, and the separation of the limiting strip and the limiting groove is avoided.
4. According to the invention, the control system controls the hydraulic cylinder, the motor, the stepping motor and the like, so that the blanking precision is improved, errors caused by manual operation are reduced, the processing efficiency and the yield of the blanking of the hand-held holes of the degradable plastic bag are improved, and meanwhile, the control panel is in intelligent control over the control system through the control system and performs parameter setting through the electrical connection of the control system, the hydraulic cylinder, the motor, the stepping motor and the like, so that the matching among the control panel and the hydraulic cylinder, the motor, the stepping motor and the like is more accurate.
5. According to the invention, the two ends of the two-way screw rod in the winding frame are opposite in thread direction and equal in length, and the two ends of the two-way screw rod are opposite in thread direction and equal in length, so that the fixed blocks and the T-shaped blocks on the two-way screw rod II and the two-way screw rod I are synchronously close to and far away from each other.
Drawings
FIG. 1 is one of the three-dimensional structures of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is one of the exploded views of the present invention;
FIG. 4 is a second exploded view of the present invention;
FIG. 5 is a view of the mounting structure of the winding frame of the present invention;
FIG. 6 is a schematic sectional view of the inner structure of the storage block of the present invention;
fig. 7 is a schematic cross-sectional view of the internal structure of the carrier plate according to the present invention.
In the figure: 1. a main body; 2. a line production groove; 3. a gantry; 4. a hydraulic cylinder; 5. blanking the rods; 6. a carrier plate; 7. a T-shaped slot; 8. a T-shaped block; 9. a first bidirectional screw; 10. a motor; 11. receiving the block; 12. a limiting strip; 13. a pressing plate; 14. a limiting groove; 15. a pressing spring; 16. blanking a die; 17. a spring; 18. a spring plate; 19. a limiting plate; 20. a limiting rod; 21. a winding frame; 22. a stepping motor; 23. a transfer block; 24. a winding shaft; 25. a limiting frame; 26. a two-way screw rod II; 27. a fixed block; 28. a knob; 29. a bottom die cavity; 30. blanking a bottom die; 31. a storage chamber; 32. a storage box; 33. a windproof door; 34. a control room; 35. a control system; 36. a control panel; 37. a cavity.
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.
As described in the background of the invention, the prior art has shortcomings, and in order to solve the above technical problems, the present application provides a portable hole punching device for degradable plastic bags.
Referring to fig. 1-7, a portable hole punching device for degradable plastic bags comprises a main body 1, a wire production groove 2 is formed in the middle of the upper surface of the main body 1, a portal frame 3 is fixedly connected to the middle of one side of the main body 1, a hydraulic cylinder 4 is fixedly connected to the upper surface of the portal frame 3, an output shaft of the hydraulic cylinder 4 penetrates through the portal frame 3 and is fixedly connected with a blanking rod 5, the blanking rod 5 penetrates through and is slidably connected with a carrier plate 6, T-shaped grooves 7 are formed in both sides of the lower surface of the carrier plate 6, T-shaped blocks 8 are slidably connected to the T-shaped grooves 7, a first bidirectional screw 9 penetrates through and is slidably connected to one side of the T-shaped blocks 8, a motor 10 is fixedly connected to one end of the first bidirectional screw 9, the motor 10 is fixedly connected to one side of the carrier plate 6, and a receiving block 11 is fixedly connected to the blanking rod 5, the two ends of the accommodating block 11 are both penetrated through and are slidably connected with a limiting strip 12, a pressing plate 13 is fixedly connected to the lower surface of the T-shaped block 8, a limiting groove 14 is formed in one side of the pressing plate 13, the limiting groove 14 is slidably connected with the limiting strip 12, a pressing spring 15 is fixedly connected to one side of the lower surface of the limiting strip 12, the pressing spring 15 is far away from one end of the limiting strip 12 and is fixedly connected to the bottom of the limiting groove 14, a replaceable blanking die 16 is in threaded connection with the middle of the lower surface of the accommodating block 11, so that a hydraulic cylinder 4 and other blanking elements are supported through a portal frame 3, the blanking rod 5 is driven by the hydraulic cylinder 4 to move downwards, the blanking rod 5 drives the accommodating block 11 to further drive the blanking die 16 to move downwards until blanking of a degradable plastic bag is completed, and the accommodating block 11 is arranged on the limiting strip 12 in the downward process of the blanking die 16, Press spring 15 and press down the downward removal under the gravity condition of board 13 and support plate 6 self, and contact with degradable plastic bag before blanking mould 16 and the contact of degradable plastic bag, after pressing board 13 and the contact of degradable plastic bag, blanking mould 16 continues to carry out the blanking downwards, this moment, press down spring 15 compression and have elasticity, press board 13 under the effect of elasticity, extrude the degradable plastic bag, and then fixed before having reached the blanking, degradable plastic bag easily causes the blanking qualification rate low and the degradable plastic bag position to take place to remove to blanking position shrink when avoiding the blanking, influence the problem of subsequent blanking, wherein: the motor 10 drives the bidirectional screw rod I9 to rotate, so that the T-shaped blocks 8 are driven to mutually approach or separate from each other, the purpose of adjusting the distance between the pressing plates 13 is achieved, and the fixation of degradable plastic bags of different specifications is further met; the limiting groove 14 is connected with the limiting strip 12 in a sliding mode, so that the moving directions of the pressing plate 13 and the accommodating block 11 are kept consistent, the freedom degree of the pressing plate 13 is limited through the limiting groove and the accommodating block, the pressing plate 13 is driven by the limiting strip 12 to apply pressure downwards, and fixation before blanking is completed.
Further, for the above accommodating block 11, cavities 37 are formed at both ends of the accommodating block 11, a spring 17 is fixedly connected to one side of each cavity 37, a spring plate 18 is fixedly connected to one end of each spring 17, the spring plate 18 is slidably connected to the cavity 37, and a limiting bar 12 is fixedly connected to one end of the spring plate 18 away from the spring 17, so that the end surface of the limiting bar 12 is always attached to the limiting groove 14 by the cooperation of the spring 17 and the spring plate 18, wherein when the spring 17 is in an original state, the end surface of the limiting bar 12 is just attached to the limiting groove 14, and the distance between the pressing plates 13 is the largest, when the distance between the pressing plates 13 is shortened, the limiting bar 12 presses the spring 17 through the spring plate 18, so that the spring 17 is compressed, the adjustment of the distance is completed, and at this time, the spring 17 deforms due to compression, and further has elastic force, spacing 12 extrudes spacing groove 14 on the pressing plate 13 under the effect of spring 17's elasticity, makes the terminal surface of spacing 12 closely laminate with one side of spacing groove 14, avoids breaking away from of spacing 12 and spacing groove 14, and spacing groove 14 can be established to the T shape in addition, and the shape that corresponds with the T shape is established to the one end of spacing 12, can further avoid breaking away from of spacing 12 and spacing groove 14.
Further, for the carrier plate 6, one end of each of the two sides of the carrier plate 6 is provided with a limiting plate 19, the limiting plates 19 penetrate through and are slidably connected with limiting rods 20, and two ends of each limiting rod 20 are respectively and fixedly connected to the lower surface of the portal frame 3 and the upper surface of the main body 1, so that the degree of freedom of the carrier plate 6 is limited by the matching use of the limiting rods 20 and the limiting plates 19, and the carrier plate 6 does not rotate in the lifting process.
Further, for the above main body 1, a winding frame 21 is fixedly connected to the upper portion of both ends of the main body 1, a stepping motor 22 is fixedly connected to one side of the winding frame 21, a transfer block 23 is fixedly connected to one side of the stepping motor 22, which penetrates through one side of the winding frame 21, the transfer block 23 is rotatably connected to a winding shaft 24, one end of the winding shaft 24, which is far away from the transfer block 23, is placed on one side of the upper surface of the winding frame 21, which is far away from the stepping motor 22, and a limit frame 25 is rotatably connected to one side of the upper surface of the winding frame 21, which is far away from the stepping motor 22, so that the position of the winding shaft 24 is limited by the rotational connection of the limit frame 25 and the winding frame 21, the limit frame 25 is lifted by the rotation of the limit frame 25 relative to the winding frame 21, the winding shaft 24 is lifted by the rotational connection of the transfer block 23 and the winding shaft 24, the degradable plastic bags which are rolled up are conveniently sleeved on the winding shaft 24 and can be taken down conveniently in the same way, after the rolled degradable plastic bags are sleeved on the winding shaft 24, the winding shaft 24 is reset again and fixed through the limiting frame 25, the degradable plastic bags are placed, and the stepping motors 22 on the winding frames 21 at the two ends of the main body 1 rotate synchronously, at the same speed and in the same direction through the control system 35.
Further, as for the winding frame 21, the lower part of one side of the winding frame 21 penetrates through and is rotatably connected with a second bidirectional screw 26, two ends of the two-way screw rod II 26 are respectively in threaded connection with a fixed block 27, the lower surface of the fixed block 27 is in sliding connection with the middle of the upper surface of the winding frame 21, one end of the two-way screw rod 26 close to the stepping motor 22 penetrates through the winding frame 21 and is fixedly connected with a knob 28, so that after the degradable plastic bag is sleeved on the rewinding shaft 24, the knob 28 is rotated to drive the two-way screw rod two 26 to rotate, thereby driving the fixed block 27 to approach each other under the matching action of the sliding connection between the lower surface of the fixed block 27 and the middle part of the upper surface of the winding frame 21, limiting the degradable plastic bag at the middle part of the winding shaft 24, meanwhile, the position limitation of the degradable plastics with different specifications is realized through the fixing block 27 and the two-way screw 26.
Further, for the above two-way screw two 26 and the two-way screw one 9, the two ends of the portion of the two-way screw two 26 located in the winding frame 21 have opposite screw directions and equal lengths, and the two ends of the two-way screw one 9 have opposite screw directions and equal lengths, so that the fixed blocks 27 and the T-shaped blocks 8 on the two-way screw two 26 and the two-way screw one 9 synchronously approach to each other and separate from each other.
Further, to above-mentioned production line groove 2, production line groove 2 upper surface middle part is seted up and is had end die cavity 29, end die cavity 29 inner wall joint have with the corresponding blanking die block 30 of blanking mould 16 to use through the cooperation of blanking mould 16 and blanking die block 30, accomplish the blanking to portable hole on the degradable plastic bag, and be convenient for the change to blanking mould 16 through end die cavity 29 and the joint of blanking mould 16. The punching die 16 and the punching counter die 30 are a set of dies, and need to be replaced at the same time.
Further, for the above main body 1, a containing chamber 31 is opened on the front surface of the main body 1, a containing box 32 is placed at the bottom of the containing chamber 31, and a wind-proof door 33 is rotatably connected to the front surface of the containing chamber 31, so that punched plastic pieces are collected by the containing box 32, and convection between the containing chamber 31 and the bottom die groove 29 is avoided by the wind-proof door 33, so that the degradable plastic bag sinks into the punching bottom die 30 under the action of suction force.
Further, for the above main body 1, a control chamber 34 is provided at one side of the main body 1, a control system 35 is provided in the control chamber 34, a control panel 36 is provided at the middle of the front surface of the gantry 3, the control panel 36 is electrically connected with the control system 35, the control system 35 is electrically connected with the hydraulic cylinder 4, the control system 35 controls the extension and contraction of the output shaft of the hydraulic cylinder 4, the control system 35 is electrically connected with the motor 10 and the stepping motor 22, and respectively controls the forward and reverse rotation of the motor 10 and the rotation speed of the stepping motor 22, so that the control system 35 controls the hydraulic cylinder 4, the motor 10, the stepping motor 22, etc., thereby improving the blanking accuracy, reducing errors caused by manual operation, improving the processing efficiency and the qualification rate of the hand-held blanking of the degradable plastic bag, and simultaneously controlling the control system 35 and the hydraulic cylinder 4, The electrical connection of the motor 10 and the stepping motor 22 realizes the intelligent control of the control panel 36 through the control system 35, and sets parameters, so that the matching between the control panel and the stepping motor is more accurate.
The working principle is as follows: when in use, the limiting frame 25 is lifted through the rotation of the limiting frame 25, the winding shaft 24 is lifted through the rotating connection of the switching block 23 and the winding shaft 24, the coiled degradable plastic bag is convenient to be sleeved on the winding shaft 24 and is also convenient to be taken down, after the coiled degradable plastic bag is sleeved on the winding shaft 24, the winding shaft 24 is reset again and is fixed through the limiting frame 25, the placement of the degradable plastic bag is realized, after the degradable plastic bag is sleeved on the winding shaft 24, the two-way screw rod 26 is driven to rotate through the rotating knob 28, the fixing block 27 is further driven to be close to each other under the matching action of the sliding connection between the lower surface of the fixing block 27 and the middle part of the upper surface of the winding frame 21, the degradable plastic bag is limited at the middle part of the winding shaft 24, and the position limitation on the degradable plastics with different specifications is realized through the fixing block 27 and the two-way screw rod 26, then, the stepping motor 22 is synchronously rotated at the same speed and in the same direction through the control system 35, and the stepping motor 22 is rotated at a fixed distance, so that after the degradable plastic bag moves for a certain distance, the hydraulic cylinder 4 is stopped and started, the hydraulic cylinder 4 drives the blanking rod 5, the accommodating block 11 and the blanking die 16 to blank the degradable plastic bag downwards, after the blanking is finished, the hydraulic cylinder 4 is quickly reset, and the stepping motor 22 is restarted to rotate at a fixed distance;
during blanking, a gantry 3 supports blanking elements such as a hydraulic cylinder 4, the hydraulic cylinder 4 drives a blanking rod 5 to move downwards, the blanking rod 5 drives a containing block 11, and then drives a blanking die 16 to move downwards until the blanking of the degradable plastic bag is finished, in the downward process of the blanking die 16, the containing block 11 moves downwards under the gravity condition of a limiting strip 12, a pressing spring 15, a pressing plate 13 and a support plate 6 and is contacted with the degradable plastic bag before the blanking die 16 is contacted with the degradable plastic bag, after the pressing plate 13 is contacted with the degradable plastic bag, the blanking die 16 continues to perform blanking downwards, at the moment, the pressing spring 15 is compressed to have elasticity, the pressing plate 13 extrudes the degradable plastic bag under the action of the elasticity, the blanking fixation before the blanking is achieved, and the phenomena that the blanking qualification rate is low and the degradable plastic bag is moved due to the fact that the degradable plastic bag is easily shrunk to the blanking position during blanking are avoided, influence the problem of subsequent blanking, wherein: the motor 10 drives the bidirectional screw rod I9 to rotate, so that the T-shaped blocks 8 are driven to approach or separate from each other, the purpose of adjusting the distance between the pressing plates 13 is achieved, and the fixation of degradable plastic bags of different specifications is met; the limiting groove 14 is connected with the limiting strip 12 in a sliding manner, so that the motion directions of the pressing plate 13 and the accommodating block 11 are kept consistent, the freedom degree of the pressing plate 13 is limited by the limiting groove and the accommodating block, the pressing plate 13 is driven by the limiting strip 12 to apply pressure downwards, and fixation before blanking is completed;
the end face of the limiting strip 12 is always attached to the limiting groove 14 through the matching use of the spring 17 and the spring plate 18, wherein when the spring 17 is in an original state, the end face of the limiting strip 12 is just attached to the limiting groove 14, the distance between the pressing plates 13 is the largest, when the distance between the pressing plates 13 is shortened, the limiting strip 12 extrudes the spring 17 through the spring plate 18 to compress the spring 17, the adjustment of the distance is completed, at the moment, the spring 17 deforms due to compression and further has elasticity, the limiting strip 12 extrudes the limiting groove 14 on the pressing plate 13 under the action of the elasticity of the spring 17, so that the end face of the limiting strip 12 is tightly attached to one side of the limiting groove 14, and the separation of the limiting strip 12 from the limiting groove 14 is avoided; the degree of freedom of the carrier plate 6 is limited by the matching use of the limiting rod 20 and the limiting plate 19, so that the carrier plate 6 does not rotate in the lifting process;
the two bidirectional screws 26 are driven to rotate by rotating the knob 28, so that the fixing blocks 27 are driven to be close to each other under the matching action of sliding connection between the lower surfaces of the fixing blocks 27 and the middle parts of the upper surfaces of the winding frames 21, the degradable plastic bags are limited in the middle of the winding shaft 24, and meanwhile, position limitation on the degradable plastics of different specifications is realized through the fixing blocks 27 and the two bidirectional screws 26.
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 (10)
1. The utility model provides a portable hole stamping device of degradable plastic bag, includes main part (1), product wire casing (2), its characterized in that have been seted up at the upper surface middle part of main part (1):
a portal frame (3) is fixedly connected to the middle of one side of the main body (1), a hydraulic cylinder (4) is fixedly connected to the upper surface of the portal frame (3), an output shaft of the hydraulic cylinder (4) penetrates through the portal frame (3) and is fixedly connected with a blanking rod (5),
the blanking rod (5) is connected with a blanking die (16) through an adjustable extrusion mechanism, the adjustable extrusion mechanism comprises two extrusion plates (13) used for compressing the degradable plastic bags, and the number of the extrusion plates (13) is two, and the distance between the extrusion plates is synchronously increased or synchronously reduced.
2. The punching device for the portable hole of the degradable plastic bag according to claim 1, wherein: the adjustable extrusion mechanism further comprises a carrier plate (6), the blanking rod (5) penetrates through the carrier plate (6), the carrier plate (6) is connected with the blanking rod (5) in a sliding mode, T-shaped grooves (7) are formed in two sides of the lower surface of the carrier plate (6), and T-shaped blocks (8) are connected in the T-shaped grooves (7) in a sliding mode; one end of one side of the T-shaped block (8) penetrates through and is connected with a first bidirectional screw (9) in a sliding mode, the thread directions of the two ends of the first bidirectional screw (9) are opposite, the length of the two ends of the first bidirectional screw is equal, one end of the first bidirectional screw (9) penetrates through a motor (10) fixedly connected with the support plate (6), and the motor (10) is fixedly connected to one side of the support plate (6).
3. The punching device for the portable hole of the degradable plastic bag according to claim 2, wherein: the adjustable extrusion mechanism further comprises an accommodating block (11), one end of the blanking rod (5) penetrating through the carrier plate (6) is fixedly connected with the accommodating block (11), and two ends of the accommodating block (11) are both penetrated through and slidably connected with limiting strips (12); the lower surface of the T-shaped block (8) is fixedly connected with a pressing plate (13), one side of the pressing plate (13) is provided with a limiting groove (14), and the limiting groove (14) is in sliding connection with the limiting strip (12); one side of the lower surface of the limiting strip (12) is fixedly connected with a pressing spring (15), and one end, far away from the limiting strip (12), of the pressing spring (15) is fixedly connected to the bottom of the limiting groove (14); the middle part of the lower surface of the accommodating block (11) is in threaded connection with a replaceable blanking die (16).
4. The portable hole punching device for degradable plastic bags according to claim 3, wherein: receive both ends of piece (11) and all seted up cavity (37), one side fixedly connected with spring (17) of cavity (37), the one end fixedly connected with spring board (18) of spring (17), spring board (18) with cavity (37) sliding connection, spring board (18) are kept away from the one end fixedly connected with spacing (12) of spring (17).
5. The portable hole punching device for degradable plastic bags according to claim 3, wherein: the one end of support plate (6) both sides all is equipped with limiting plate (19), limiting plate (19) run through and sliding connection has gag lever post (20), the both ends difference fixed connection of gag lever post (20) be in the lower surface of portal frame (3) and the upper surface of main part (1).
6. The portable hole punching device for degradable plastic bags according to claim 3, wherein: the equal fixedly connected with rolling frame (21) in both ends upper portion of main part (1), one side fixedly connected with step motor (22) of rolling frame (21), the rotation axis of step motor (22) runs through one side fixedly connected with switching piece (23) of rolling frame (21), switching piece (23) are rotated and are connected with rolling axle (24), rolling axle (24) are kept away from the one end of switching piece (23) is placed rolling frame (21) upper surface is kept away from one side of step motor (22), the upper surface of rolling frame (21) is kept away from one side of step motor (22) is rotated and is connected with spacing (25).
7. The device for punching the portable hole of the degradable plastic bag according to claim 6, wherein: the lower part of one side of the winding frame (21) penetrates through and is rotatably connected with a two-way screw rod II (26), two ends of the two-way screw rod II (26) are respectively in threaded connection with fixing blocks (27), the lower surface of each fixing block (27) is in sliding connection with the middle of the upper surface of the winding frame (21), and one end, close to the stepping motor (22), of the two-way screw rod II (26) penetrates through the winding frame (21) and is fixedly connected with a knob (28); the two ends of the part of the two-way screw rod II (26) located in the winding frame (21) are opposite in thread direction and equal in length.
8. The portable hole punching device for degradable plastic bags according to claim 1, wherein: a bottom die groove (29) is formed in the middle of the upper surface of the wire production groove (2), a blanking bottom die (30) corresponding to the blanking die (16) is clamped on the inner wall of the bottom die groove (29), a containing chamber (31) is formed in the front of the main body (1), a containing box (32) is placed at the bottom of the containing chamber (31), and a windproof door (33) is connected to the front of the containing chamber (31) in a rotating mode.
9. The device for punching the portable hole of the degradable plastic bag according to claim 6, wherein: control room (34) have been seted up to one side of main part (1), be provided with control system (35) in control room (34), control panel (36) have been seted up at the front middle part of portal frame (3), control panel (36) and control system (35) electric connection, control system (35) and pneumatic cylinder (4) electric connection, through control system (35) control the output shaft of pneumatic cylinder (4) is flexible, control system (35) with motor (10), the equal electric connection of step motor (22), control respectively the just reversing and step motor (22) the rotational speed of motor (10).
10. A degradable plastic bag hand hole punching process is characterized in that: the portable hole punching process uses a portable hole punching device for degradable plastic bags according to any one of claims 1-9.
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| CN202210066122.5A CN114789583B (en) | 2022-01-20 | 2022-01-20 | Portable hole stamping device and stamping process for degradable plastic bag |
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| CN202210066122.5A CN114789583B (en) | 2022-01-20 | 2022-01-20 | Portable hole stamping device and stamping process for degradable plastic bag |
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| Publication number | Publication date |
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| CN114789583B (en) | 2024-05-03 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20240408 Address after: No. 228 Zhaixing Road, Zhelin Town, Fengxian District, Shanghai, 2014 Applicant after: SHANGHAI HUAYUE PACKAGING PRODUCTS CO.,LTD. Country or region after: China Address before: 325000 floor 3, building a, No. 6, Wanchao West Road, Quxi street, Ouhai District, Wenzhou City, Zhejiang Province Applicant before: Ma Shusong Country or region before: China |
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