CN113664913B - Punching equipment and punching method for producing high-strength large-width unidirectional plastic grille - Google Patents
Punching equipment and punching method for producing high-strength large-width unidirectional plastic grille Download PDFInfo
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- CN113664913B CN113664913B CN202111096264.8A CN202111096264A CN113664913B CN 113664913 B CN113664913 B CN 113664913B CN 202111096264 A CN202111096264 A CN 202111096264A CN 113664913 B CN113664913 B CN 113664913B
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- 238000004080 punching Methods 0.000 title claims abstract description 105
- 239000004033 plastic Substances 0.000 title claims abstract description 28
- 229920003023 plastic Polymers 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 70
- 238000007664 blowing Methods 0.000 claims abstract description 13
- 238000009826 distribution Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
- B26F1/06—Perforating by punching, e.g. with relatively-reciprocating punch and bed with punching tools moving with the work
- B26F1/08—Perforating by punching, e.g. with relatively-reciprocating punch and bed with punching tools moving with the work wherein the tools are carried by, and in operation move relative to, a rotative drum or similar support
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1845—Means for removing cut-out material or waste by non mechanical means
- B26D7/1854—Means for removing cut-out material or waste by non mechanical means by air under pressure
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to punching equipment and a punching method for producing a high-strength large-width unidirectional plastic grid, wherein the punching equipment for producing the high-strength large-width unidirectional plastic grid comprises a punching device, a waste conveying device positioned below the punching device and a crushing device positioned at the discharge end of the waste conveying device; the punching device comprises an upper roller and a lower roller which are arranged on the frame in a rotating manner and are parallel to each other in axis, and a driving motor which drives the upper roller and the lower roller to rotate respectively, wherein a plurality of punching platforms are arranged on the outer surface of the upper roller, punching grooves matched with the punching platforms are formed in the surface of the lower roller, and waste material blowing holes communicated with compressed air are formed in the punching grooves. According to the invention, aiming at the unidirectional plastic grille with high strength and large breadth, a rolling punching structure is adopted, punching is realized by utilizing the meshing of the punching table and the punching groove, so that the impact force is reduced, the conveying of the grating plate is finished while punching, the feeding deflection is avoided, the continuous punching operation is realized, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of plastic grids, in particular to production of a high-strength large-width unidirectional plastic grid, and specifically relates to punching equipment and a punching method for producing the high-strength large-width unidirectional plastic grid.
Background
The geogrid is a special geosynthetic material, is widely applied to reinforcement and protection of projects such as water conservancy, highways, railways, coal mines, buildings and the like as a reinforcing material in a composite material, and can achieve the effect of improving the strength of roadbed by reducing uneven settlement. The plastic geogrid material has the advantages of high tensile strength, low elongation, small deformation, light weight and the like, and simultaneously has the advantages of alkali resistance, acid resistance, ageing resistance, corrosion resistance and the like, so that the plastic geogrid material is increasingly applied to the field of transportation, is a reinforcement material with the widest application at present, and is a basic material for guaranteeing the safe operation of important infrastructure construction engineering in China.
The performance indexes of the existing unidirectional stretching plastic geogrid are as follows: the tensile strength of a high-density polyethylene unidirectional stretching plastic geogrid (HDPE) product is less than or equal to 160kN/m, the tensile strength of a polypropylene unidirectional stretching plastic geogrid (PP) product is less than or equal to 200kN/m, the tensile strength of the product can not meet the high standard design requirements of modern highways and railways, and the conventional breadth of the product is mostly 2-3 m, the breadth is small, the construction is not easy, the progress is slow, and the whole large-area strength is influenced; the product has low strength, is easy to cause engineering collapse, and seriously threatens the lives and properties of people, so that the development of the high-strength large-width unidirectional stretching plastic geogrid becomes necessary.
However, compared with the existing gratings, the high-strength large-width unidirectional stretching plastic geogrid has the advantages that the strength and the breadth are increased, the existing production equipment cannot meet the production requirements, particularly, after the breadth is increased, intermittent conveying stamping is adopted, deflection is easy to occur due to uneven friction, after the strength is increased, the impact type punching mode is adopted, so that the damage to the punch is large, and the development of the stretching plastic geogrid to the high-strength large width is not facilitated.
Disclosure of Invention
The invention provides punching equipment and a punching method for producing a high-strength large-width unidirectional plastic grid, which are applicable to punching operation of the high-strength large-width unidirectional plastic grid.
The invention is realized by the following technical scheme that the invention provides punching equipment for producing a high-strength large-width unidirectional plastic grille, which comprises a punching device, a waste conveying device positioned below the punching device and a crushing device positioned at the discharge end of the waste conveying device;
the punching device comprises an upper roller and a lower roller which are arranged on a frame in a rotating manner and are parallel to each other in axis, and a driving motor which drives the upper roller and the lower roller to rotate respectively, wherein the directions of the upper roller and the lower roller are opposite, a grid plate channel is formed between the upper roller and the lower roller, a plurality of punching tables are arranged on the outer surface of the upper roller, a punching groove matched with the punching tables is formed on the surface of the lower roller, and waste blowing holes for communicating compressed air are formed in the punching groove.
According to the scheme, the grating plate is punched through the punching device, the punched waste is conveyed to the crushing device through the waste conveying device, and meanwhile, the grating and the waste are treated; the punching device adopts a rolling type structure, realizes punching by utilizing the engagement of the punching table and the punching groove, reduces impact force, completes forward conveying of the grating plate while the punching table is engaged with the punching groove, and realizes continuous punching operation; the compressed air is utilized to blow out the waste in the punching groove, the structure is simple, and the position of the blown-out waste is conveniently controlled, so that the waste conveying device corresponds to reduce scattering.
As optimization, the machine frame is also provided with a brush roller positioned at the discharging side of the upper roller and a motor for driving the brush roller to rotate, the axial direction of the brush roller is parallel to the axial direction of the upper roller, the steering direction of the brush roller is consistent with that of the upper roller, and the bristles of the brush roller extend to the outer surface of the upper roller. This optimization has solved the problem that the grid board front end probably exists and does not separate with the punching press platform through setting up the brush roller, utilizes the rotation of brush roller, dial down the front end of grid board, makes it separate with the punching press platform to guarantee to punch a hole smooth going on of operation.
As optimization, the front side and the rear side of the grid plate channel formed by the upper roller and the lower roller are respectively provided with a supporting roller set, the supporting roller set comprises an upper supporting roller and a lower supporting roller, a supporting channel matched with the grid plate is formed between the upper supporting roller and the lower supporting roller, the supporting channels on the two sides and the grid plate channel are positioned on the same horizontal plane, the brush roller is positioned between the upper roller and the upper supporting roller on the rear side, and the lower edge of the brush roller and the lower edge of the upper supporting roller on the rear side are positioned on the same height. According to the optimization scheme, the front and rear supporting roller sets are arranged, so that the flatness of the grating plate during punching is ensured, and the punching quality is improved; the position of the brush roller is arranged, so that the punched grating plate smoothly enters the support channel at the rear side.
As an optimization, the waste material blowing-out hole is formed in the middle of the bottom of the punching groove. The setting of this optimizing scheme has improved the effect with the waste material blowout.
As optimization, the lower roller comprises an outer roller body and an inner roller body penetrating through an inner hole of the outer roller body, wherein the outer roller body and the inner roller body are coaxial and fixedly connected through radial extending radiation columns, and a placement cavity is formed between the outer roller body and the inner roller body; the inner cylinder body is of a hollow circular tube structure, an inner hole of the inner cylinder body forms an air distribution cavity communicated with the waste material blowing-out hole, one end of the inner cylinder body is arranged in a sealing mode and is connected with the driving motor, and the other end of the inner cylinder body is connected with the compressed air supply pipe through a rotary sealing bearing. According to the optimized scheme, compressed air is introduced into the air distribution cavity through the compressed air supply pipe, and is distributed to each waste material blowout hole through the air distribution cavity, so that the structure is simple, and the occupation of the space on the outer side surface of the lower roller is reduced.
As optimization, a plurality of electromagnetic valves are fixedly arranged in the arrangement cavity and are arranged on a pipeline through which the waste material blowing-out holes are communicated with the air distribution cavity. The electromagnetic valve is arranged in the optimization scheme, so that the on-off of the compressed air is conveniently controlled, and the flexibility of use is improved.
As optimization, the scrap blowing holes of the punching grooves which are in the same row along the axial direction are communicated with the air distribution cavity through the same electromagnetic valve. The optimized scheme controls the same electromagnetic valve to be used for blowing out the same waste discharge hole, so that the waste in the same row of stamping grooves is discharged simultaneously, and the control is simpler.
As an optimization, the waste conveying device is a belt conveyor, and the conveying belt of the waste conveying device is a flange belt. This optimizing scheme's waste material conveyor adopts flange belt to carry the waste material, prevents that the waste material from dropping from conveyer side, has improved the collection effect to the waste material.
The scheme also provides a punching method for producing the high-strength large-width unidirectional plastic grille, which comprises the following steps:
1. passing the grating plate through a supporting channel formed by an upper supporting roller and a lower supporting roller on the front side, enabling the front end of the grating plate to extend to a grating plate channel formed by an upper roller and a lower roller, enabling a stamping table to be meshed with a stamping groove through rotation of the upper roller and the lower roller, completing punching of the grating plate when the stamping table enters the stamping groove, and simultaneously conveying the grating plate forwards through rotation of the upper roller and the lower roller;
2. if the front end of the grating plate is not separated from the stamping table after passing through the grating plate channel, the front end of the grating plate is downwards stirred by the rotation of the brush roller, so that the grating plate is separated from the stamping table, and the front end of the grating plate is guided to a supporting channel formed by an upper supporting roller and a lower supporting roller at the rear side under the rotation and the downward pressing action of the brush roller;
3. after the punching groove is separated from the punching table, the punched waste is left in the punching groove, when the punching groove continuously rotates for 120-150 degrees, the electromagnetic valve acts to blow out compressed air through the waste blowing-out hole, and the waste is blown out of the punching groove;
4. the waste blown out from the punching groove falls to the waste conveying device, the waste is conveyed to the crushing device by the waste conveying device, and the waste is crushed by the crushing device so as to be reused.
In the step 3, the action of the electromagnetic valve is to continuously open twice, the interval between the two times of opening is 0.2-0.3 seconds, and the impact force of the compressed air on the waste material is utilized when the electromagnetic valve is opened, so that the blowing effect is improved.
The beneficial effects of the invention are as follows: the rolling type punching structure is adopted for the unidirectional plastic grille with high strength and large breadth, punching is realized by utilizing the meshing of the punching table and the punching groove, so that the impact force is reduced, the conveying of the grille plate is finished while punching, the feeding deflection is avoided, the continuous punching operation is realized, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a structural cross-sectional view of the lower drum;
FIG. 3 is a side view of the lower drum;
the figure shows:
1. the device comprises an upper roller, 2, a stamping table, 3, a supporting roller set, 4, a grating plate, 5, a lower roller, 6, a hairbrush roller, 7, a waste conveying device, 8, a crushing device, 9, an inner cylinder, 10, an outer cylinder, 11, a radiation column, 12, a gas distribution cavity, 13, a placement cavity, 14, a waste blowing hole, 15, a stamping groove, 16, an electromagnetic valve, 17, a driving motor, 18 and a rotary sealing bearing.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
The punching equipment for producing the high-strength large-width unidirectional plastic grille comprises a punching device, a waste conveying device 7 positioned below the punching device and a crushing device 8 positioned at the discharge end of the waste conveying device, wherein the waste conveying device 7 is a belt conveyor, a conveyor belt of the waste conveying device is a flange belt, and the crushing device 8 adopts the prior art and does not need to be repeated.
The punching device comprises an upper roller 1 and a lower roller 5 which are rotatably arranged on the frame and are parallel to each other in axis, and a driving motor which respectively drives the upper roller and the lower roller to rotate, wherein the upper roller and the lower roller rotate reversely, in the embodiment, the upper roller rotates anticlockwise, the lower roller rotates clockwise, and a grating plate channel is formed between the upper roller and the lower roller.
The outer surface of the upper roller is provided with a plurality of stamping tables 2 which are arrayed in an axial direction of the upper roller, and two adjacent rows of stamping tables are spaced at a certain distance along the circumferential direction of the upper roller, and the shape and the distance of the stamping tables are set according to the grid requirements to be actually produced. The surface of the lower drum is provided with a punching groove 15 adapted to the punching table, the punching table is meshed with the punching groove when the upper drum and the lower drum rotate, through holes are formed in the grating plate 4, and a waste material blowing-out hole 14 communicated with compressed air is formed in the punching groove for blowing out waste materials remained in the punching groove.
The machine frame is also provided with a brush roller 6 positioned at the discharging side of the upper roller and a motor for driving the brush roller to rotate, the axial direction of the brush roller is parallel to the axial direction of the upper roller, the steering direction of the brush roller is consistent with that of the upper roller, the bristles of the brush roller extend to the outer surface of the upper roller, the front end of the grating plate is stirred by the bristles of the brush roller, and the grating plate is separated from the stamping table.
The front and back both sides of the grid board passageway that upper drum and lower cylinder formed are equipped with backing roll group 3 respectively, backing roll group 3 includes upper backing roll and lower backing roll, forms the backing channel with the grid board adaptation between upper backing roll and the lower backing roll, and the backing channel of both sides is located same horizontal plane with the grid board passageway, and the brush roller is located between the upper backing roll of upper drum and rear side, and the lower limb of brush roller is in same height with the upper backing roll lower limb of rear side.
In order to improve the scrap discharging effect, the scrap blowout hole 14 of the present embodiment is opened at the middle position of the bottom of the punching groove, and the scrap vent hole penetrates the outer cylinder 10 in the radial direction.
The lower roller comprises an outer roller body 10 and an inner roller body 9 penetrating through an inner hole of the outer roller body, wherein the outer roller body and the inner roller body are coaxial and fixedly connected through a radial extending radiation column 11, and a placement cavity 13 is formed between the outer roller body and the inner roller body. The inner cylinder is of a hollow circular tube structure, an inner hole of the inner cylinder forms a gas distribution cavity 12 communicated with the waste blowing hole, one end of the inner cylinder is arranged in a sealing mode and is connected with a driving motor 17, and the other end of the inner cylinder is connected with a compressed air supply pipe through a rotary sealing bearing 18.
For the convenience of control, a plurality of electromagnetic valves 16 are fixedly arranged in the arrangement cavity, and the electromagnetic valves are arranged on a pipeline which is communicated with the waste blowing-out hole and the air distribution cavity. And the scrap blowing holes of the stamping grooves which are in the same row along the axial direction are communicated with the air distribution cavity through the same electromagnetic valve.
A punching method for producing a high-strength large-width unidirectional plastic grille comprises the following steps:
1. passing the grating plate through a supporting channel formed by an upper supporting roller and a lower supporting roller on the front side, enabling the front end of the grating plate to extend to a grating plate channel formed by an upper roller and a lower roller, enabling a stamping table to be meshed with a stamping groove through rotation of the upper roller and the lower roller, completing punching of the grating plate when the stamping table enters the stamping groove, and simultaneously conveying the grating plate forwards through rotation of the upper roller and the lower roller;
2. if the front end of the grating plate is not separated from the stamping table after passing through the grating plate channel, the front end of the grating plate is downwards stirred by the rotation of the brush roller, so that the grating plate is separated from the stamping table, and the front end of the grating plate is guided to a supporting channel formed by an upper supporting roller and a lower supporting roller at the rear side under the rotation and the downward pressing action of the brush roller;
3. after the punching groove is separated from the punching table, the punched waste is left in the punching groove, when the punching groove continuously rotates for 120-150 degrees, the electromagnetic valve acts to blow out compressed air through the waste blowing-out hole, and the waste is blown out of the punching groove; specifically, the action of the electromagnetic valve is to continuously open twice, the interval between the two times of opening is 0.2-0.3 seconds, and the impact force of the compressed air on the waste material at the moment of opening the electromagnetic valve is utilized to improve the blowing effect;
4. the waste blown out from the punching groove falls to the waste conveying device, the waste is conveyed to the crushing device by the waste conveying device, and the waste is crushed by the crushing device so as to be reused.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present invention and not for limiting the same, and the present invention has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.
Claims (5)
1. Punching equipment for producing high-strength large-width unidirectional plastic grids, which is characterized in that: comprises a punching device, a waste conveying device (7) positioned below the punching device and a crushing device (8) positioned at the discharge end of the waste conveying device;
the punching device comprises an upper roller (1) and a lower roller (5) which are rotatably arranged on a frame and are parallel to each other in axis, and a driving motor which respectively drives the upper roller and the lower roller to rotate, wherein the upper roller and the lower roller are opposite in rotation direction, a grid plate channel is formed between the upper roller and the lower roller, a plurality of punching platforms (2) are arranged on the outer surface of the upper roller, punching grooves (15) matched with the punching platforms are arranged on the surface of the lower roller, when the upper roller and the lower roller rotate, the punching platforms are meshed with the punching grooves, through holes are formed on the grid plate, and waste blowing holes (14) communicated with compressed air are formed in the punching grooves;
the lower roller comprises an outer roller body (10) and an inner roller body (9) penetrating through an inner hole of the outer roller body, the outer roller body and the inner roller body are coaxial and fixedly connected through a radial extending radiation column (11), and a placement cavity (13) is formed between the outer roller body and the inner roller body;
the inner cylinder is of a hollow circular tube structure, an inner hole of the inner cylinder forms a gas distribution cavity (12) communicated with the waste blow-out hole, one end of the inner cylinder is arranged in a sealing way and is connected with a driving motor (17), and the other end of the inner cylinder is connected with a compressed air supply pipe through a rotary sealing bearing (18);
a plurality of electromagnetic valves (16) are fixedly arranged in the arrangement cavity and are arranged on a pipeline with the waste blow-out holes communicated with the air separation cavity; the scrap blowing holes of the stamping grooves which are in the same row along the axial direction are communicated with the air distribution cavity through the same electromagnetic valve;
the machine frame is also provided with a brush roller (6) positioned on the discharging side of the upper roller and a motor for driving the brush roller to rotate, the axial direction of the brush roller is parallel to the axial direction of the upper roller, the steering direction of the brush roller is consistent with that of the upper roller, and the bristles of the brush roller extend to the outer surface of the upper roller;
the front side and the rear side of the grating plate channel formed by the upper roller and the lower roller are respectively provided with a supporting roller group (3), the supporting roller groups (3) comprise an upper supporting roller and a lower supporting roller, a supporting channel matched with the grating plate is formed between the upper supporting roller and the lower supporting roller, the supporting channels on two sides and the grating plate channel are positioned on the same horizontal plane, the brush roller is positioned between the upper roller and the upper supporting roller on the rear side, and the lower edge of the brush roller and the lower edge of the upper supporting roller on the rear side are positioned on the same height.
2. A punching apparatus for producing a high strength, large width unidirectional plastic grille as claimed in claim 1, wherein: the waste material blowing-out hole (14) is arranged at the middle position of the bottom of the punching groove.
3. A punching apparatus for producing a high strength, large width unidirectional plastic grille as claimed in claim 1, wherein: the waste conveying device is a belt conveyor, and the conveying belt of the waste conveying device is a flange belt.
4. A punching method for producing a high-strength large-width unidirectional plastic grille using the punching apparatus of any one of claims 1 to 3, characterized by comprising the steps of:
(1) Passing the grating plate through a supporting channel formed by an upper supporting roller and a lower supporting roller on the front side, enabling the front end of the grating plate to extend to a grating plate channel formed by an upper roller and a lower roller, enabling a stamping table to be meshed with a stamping groove through rotation of the upper roller and the lower roller, completing punching of the grating plate when the stamping table enters the stamping groove, and simultaneously conveying the grating plate forwards through rotation of the upper roller and the lower roller;
(2) If the front end of the grating plate is not separated from the stamping table after passing through the grating plate channel, the front end of the grating plate is downwards stirred by the rotation of the brush roller, so that the grating plate is separated from the stamping table, and the front end of the grating plate is guided to a supporting channel formed by an upper supporting roller and a lower supporting roller at the rear side under the rotation and the downward pressing action of the brush roller;
(3) After the punching groove is separated from the punching table, the punched waste is left in the punching groove, when the punching groove continuously rotates for 120-150 degrees, the electromagnetic valve acts to blow out compressed air through the waste blowing-out hole, and the waste is blown out of the punching groove;
(4) The waste blown out from the punching groove falls to the waste conveying device, the waste is conveyed to the crushing device by the waste conveying device, and the waste is crushed by the crushing device so as to be reused.
5. The punching method for producing a high-strength large-width unidirectional plastic grille as claimed in claim 4, wherein: in the step (3), the action of the electromagnetic valve is to continuously open twice, the interval between the two times of opening is 0.2-0.3 seconds, and the impact force of the compressed air on the waste material is utilized when the electromagnetic valve is opened, so that the blowing effect is improved.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111096264.8A CN113664913B (en) | 2021-09-18 | 2021-09-18 | Punching equipment and punching method for producing high-strength large-width unidirectional plastic grille |
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|---|---|---|---|
| CN202111096264.8A CN113664913B (en) | 2021-09-18 | 2021-09-18 | Punching equipment and punching method for producing high-strength large-width unidirectional plastic grille |
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| CN113664913A CN113664913A (en) | 2021-11-19 |
| CN113664913B true CN113664913B (en) | 2024-01-09 |
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| CN103042561A (en) * | 2013-01-18 | 2013-04-17 | 坂崎雕刻模具（昆山）有限公司 | Blowing knife roll of cylindrical die-cutting machine |
| CN206335641U (en) * | 2016-12-27 | 2017-07-18 | 成都凌云汽车零部件有限公司 | A kind of online punching die of roll-in |
| CN207465698U (en) * | 2017-11-02 | 2018-06-08 | 廊坊鸿禹乔防水材料有限公司 | A kind of molding machine for drain board |
| JP2020062699A (en) * | 2018-10-15 | 2020-04-23 | 株式会社セーコウ | Gear structure, punching device, sheet processing device, and image formation apparatus |
| CN110355820A (en) * | 2019-09-09 | 2019-10-22 | 广州科瑞达自动化设备有限公司 | A kind of press cutter device of gel mask machine |
| CN113351324A (en) * | 2020-08-28 | 2021-09-07 | 湖南蓝伯化工有限责任公司 | Metal solid waste recovery processing device |
| CN213896064U (en) * | 2020-12-08 | 2021-08-06 | 青岛一诺家居科技有限公司 | Lint cleaning device of cotton gin |
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| CN113664913A (en) | 2021-11-19 |
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