KR200387486Y1 - punching-presser - Google Patents

Abstract

The present invention relates to a punching press of waste plastic.

To this end, the present invention provides a frame 10 forming first and second guide grooves 12 and 14 provided symmetrically with a predetermined depth vertically at the upper ends of both sides, and the first guide groove of the frame 10. A first rotating shaft 22 inserted into the support 12 at a lower end thereof and provided at both ends thereof, and having a plurality of punching needles 24 protruding from the outer periphery; A driven roller 30 having a second rotary shaft 32 inserted into the second guide groove 14 of the frame 10 and supported at the bottom thereof is provided at both ends and a plurality of punching needles 34 protrude from the outer circumference thereof. ; A power transmission unit (40) for installing a motor (M) on one side of the frame (10) and transmitting the rotational force of the motor (M) to the motive roller (20); A rotation transmission unit 50 provided between the motive roller 20 and the driven roller 30 so that the rotational force of the motive roller 20 is transmitted to the driven roller 30; A spacing controller 60 supported on one side of the frame 10 to move the driven roller 30 horizontally by a predetermined distance; And a hopper 70 supported and fixed to the upper end of the frame 10 to allow the waste plastic to be introduced between the motive roller 20 and the driven roller 30.

Description

Punching-presser of waste plastic

The present invention relates to a perforated press of waste plastics, and more particularly, waste plastics that improve productivity by shortening the punching time and the crimping processing time of the waste plastics by simultaneously compressing the waste plastics injected through the hopper installed at the top. It relates to a perforated press.

In general, waste plastics are recyclable, and they are collected at homes or factories and sent to recycling centers and recycling plants. The waste plastics collected therein are sorted by type: polyethylene terephthalate (PET), polyethylene (PE), polypro It sorts by material such as styrene (PP), polystyrene (PS), polyvinyl chloride (PVC), ABS and the like, and the waste plastic collected by the material is sent to a recycling plant for recycling.

In addition, according to the conventional recycling sorting method, the first sorting step of classifying the high and low weight of the recycled material collected in the collection, and the low-weight metals and papers and waste plastics selected through the first sorting step (synthetic resin material) And a third sorting step of classifying the recycled products selected according to the raw materials in more detail, that is, sorting according to the material.

In addition, when looking at the system for sorting the waste plastic by the material in the third sorting step, first put the collected waste plastic into the perforator, perforated, and transported to a conveying means such as a conveyor, and compresses the perforated waste plastic by the press .

And, if the compression is completed waste plastic is sent to the sorting device for each material, it is sorted by the material of the waste plastic.

In this case, the reason for compressing the waste plastic to a certain size is that there should be no position shift when the detection signal of the plastic sorting device is generated, and the correct sorting operation according to the material of the waste plastic cannot be performed due to the error of data due to the position shift even after the detection. There is a problem, the waste plastic has to be compressed to a certain size through the compactor before being introduced into the sorting device.

In addition, the perforator has a variety of sizes and thickness of the waste plastic, and when foreign matter is embedded in the interior, such as a bottle, that is, forming a perforated hole in the outer periphery of the waste plastic, the pressing force when the input into the compactor by the hole Minimize the load caused by the and to facilitate the discharge of the foreign matter in the interior.

However, as described above, the perforator or the compactor is essentially used, but in the related art, there is a problem in that the cost of recycling equipment, which must be provided as a separate device, is increased.

In addition, since waste plastic has to pass through each device, the perforation and compression work time is long according to this, and thus the perforation and compression work amount per work time is reduced, resulting in a decrease in the production amount of the final sorting work.

In addition, the volume of the sorting device becomes large due to the occupancy of the installation space which must be installed at the same time the perforator and the compactor, thereby increasing the time and cost of maintenance.

Moreover, the punching roller or the pressing roller used in the punching machine or the pressing machine is a one-piece type with a fixed space between the punching and pressing operations depending on the volume of the waste plastic. There was a problem to buy a press or a press.

The present invention is devised to solve the above problems, and constitutes a driving and driven roller formed with a number of punching needles supported on the frame, the punching and pressing of the waste plastic by the driving and driven roller is carried out at the same time It is an object of the present invention to provide a perforated compactor of waste plastics that shortens the perforation and compression time of plastic so that the yield is improved.

Another object of the present invention is to provide a perforated compactor for waste plastics, which is easy to carry out the cost and management according to the cost reduction and efficient management and maintenance of the installation space by performing the perforation and compression in one device There is another purpose.

Another object of the present invention is another object to provide a perforated press of the waste plastic to move the follower roller freely by a predetermined interval, so that the perforation and compression operation is performed regardless of the volume of the waste plastic.

The present invention for achieving the above object is to form a first and second guide grooves provided symmetrically with a predetermined depth vertically at the upper end of both sides, but the lower end of the second guide groove is formed to extend horizontally by a predetermined length A frame forming an extension groove, a first rotating shaft inserted into the first guide groove of the frame and supported at the lower end thereof, provided at both ends thereof, and a circular roller having a plurality of perforation needles protruding from the outer circumference thereof; A second rotary shaft inserted into the guide groove and supported at the lower end is provided at both ends, and a plurality of punching needles protrude from the outer periphery, and a motor is installed on one side of the frame, and the rotational force of the motor is transmitted to the circular roller. It is provided between the power transmission unit and the driving roller and the driven roller so that the rotational force of the driving roller is transmitted to the driven roller. The rotating transmission unit, and the support is supported on one side of the frame and the interval adjusting unit for moving the driven roller horizontally by a certain distance and is fixed to the top of the frame and the waste plastic is introduced between the driven roller and the driven roller Forming with a hopper is characterized by technical configuration.

In the present invention, both side surfaces of the frame to facilitate the rotation and horizontal movement of the fixed bracket is fixed to support the first rotation shaft of the drive roller inserted in the first guide groove and the driven roller inserted in the second guide groove. Preferably, the guide rail is fixedly installed on the lower side of the extension groove of the second guide groove and is moved along the guide rail to support the second rotating shaft of the driven roller.

In the present invention, the main roller and the driven roller at the lower end of the driven roller and the driven roller to separate the waste plastic to be inserted at the same time as the drilling by the punching needle protruding on the outer periphery while passing between the main roller and the driven roller It is preferable to form a removal unit fixed to the frame without interfering with the puncture needle.

In the present invention, it is preferable that the drill needles of the driven and driven rollers are formed to be shifted while maintaining a constant distance in the longitudinal direction along the outer periphery of the driven and driven rollers so as to minimize the gap between the driven and driven rollers. Do.

In the present invention, the power transmission unit, a motor sprocket fixed to the extension shaft of the motor, a driven sprocket fixed to the first rotation shaft of the motor roller, and the motor sprocket and the driven sprocket It is preferable to form a chain that is locked to the kit to transmit the rotational force.

In the present invention, the rotation transmission unit is engaged between the first gear fixed to the first rotation shaft of the prime roller, the second gear fixed to the second rotation shaft of the driven roller, and the first and second gears A gear train combining a plurality of gears for transmitting the rotational force of the second gear to the second gear, a first arm portion hinged to one side of the first rotating shaft of the motive roller, and the gear train installed at the other side, and the driven roller. And a second arm portion having one side hinged to a second rotating shaft and the other side hinged to one side of the first arm portion, wherein the second arm portion rotates the first arm portion by horizontal movement of the driven roller. It is preferable that the rotational force is continuously formed by the gear train provided between the prime mover and the driven roller.

In the present invention, the gear train of the rotary transmission unit is configured to form a plurality of the same gear so that the driving and driven rollers have the same rotational force and have a different direction of rotation, the second of the gear of the gear train provided in the first arm portion Preferably, one side of the second arm portion is hinged to the central axis of the gear meshed with the gear.

In the present invention, the spacing adjuster is provided on both sides of the frame, respectively, one end is coupled to the moving bracket for supporting the second rotating shaft of the driven roller and the other end is formed screw thread protruding through one side of the frame A shaft, a fixing piece provided at the center of the insertion hole into which the screw shaft is inserted, and both side ends are fastened and fixed to one side of the frame, and provided at one side of the fixing piece, and coupled with the screw shaft protruding from the fixing piece. It is preferably composed of a lever for rotating the screw shaft, and a spring provided between the screw shaft and the moving bracket to add an elastic force to the moving bracket.

In the present invention, the lower side of the frame is formed between the cover plate having an inclination toward one side, the support plate is coupled to maintain a predetermined interval on one side having the inclination of the cover plate, and formed between the cover plate and the plate support plate below It is preferable that the drain portion is formed in the drip tray and the drain plate is formed inside the cover plate and formed as a guide punching plate for guiding the punched waste plastic discharged down the frame to the support punching plate.

Hereinafter, described with reference to the accompanying drawings of the present invention.

1 is an exploded perspective view of a punching press, FIG. 2 is a plan view of the punching press, FIG. 3 is a front view of the punching press, FIG. 4 is a front sectional view of the punching press, and FIG. 6 is an enlarged view of a link diagram of a rotation transmission unit. Referring to FIGS. 1 to 6, first, a perforated presser includes a frame 10 and a driven and driven roller 20 and 30 supported by the frame 10. A power transmission unit 40 for transmitting rotational force to the motive roller 20, a rotation transmission unit 50 for transmitting the rotational force of the motive roller 20 to the driven roller 30, and the driven roller 30 It is provided on one side of the) consists of a gap adjusting unit 60 for moving the driven roller 30 a horizontal distance horizontally and the hopper 70 is fixed to the upper end of the frame (10).

In addition, the frame 10 forms first and second guide grooves 12 and 14 symmetrically provided at a predetermined depth vertically at the upper ends of both sides, but the lower end of the second guide groove 14 is horizontally formed. An extension groove 14a extending by a predetermined length is formed.

In addition, the primary roller 20 and the driven roller 30 is inserted into the first and second guide grooves 12 and 14 of the frame 10 and supported at the lower end of the first and second rotary shafts 22 and 32. It is provided at both ends and the plurality of punching needles 24 and 34 protrude from the outer periphery of the driving and driven rollers 20 and 30, and the punching needles 24 and 34 are driven and driven. It is preferable that the gaps between the driving and driven rollers 20 and 30 are minimized by being formed to be mutually shifted while maintaining a constant interval in the longitudinal direction along the outer circumference of the rollers 20 and 30.

Here, the puncture needles 24 and 34 have a shape having a predetermined thickness of a triangle as shown, but is not limited thereto. For example, the perforated waste plastics can be transformed into a cone shape or a quadrangular pyramid, and easily perforate waste plastic. Any means can be used.

In addition, a fixing bracket 16 for supporting the first rotating shaft 22 inserted into the first guide groove 12 is fixed to one side of the frame 10 by the fastening means in the circular roller 20. do.

In addition, the driven roller 30 supports the second rotation shaft 32 inserted into the second guide groove 14 and is provided on the upper and lower sides of the moving bracket 18b and the moving bracket 18b and is provided with a second. The guide rails 18a are fixedly installed on upper and lower sides on parallel extension lines along the extension grooves 14a of the guide grooves 14, and the movable brackets 18b are guided by the guide rails 18a. It is desirable to configure it so that it can be moved.

On the other hand, the lower side of the frame 10, that is, the removal unit 19 is installed at the lower end of the driven roller 20 and the driven roller 30, in this case, the removal unit 19 is the driven and driven roller ( 20) (30) while passing between the punctures (24, 34) protruding on the outer periphery and serves to separate the waste plastic is maintained to be inserted at the same time, the driving and driven roller (20) It is preferable that a plurality of grooves 19a are formed in the longitudinal direction so as not to interfere with the puncture needles 24 and 34 of the 30.

In addition, the first and second rotary shafts 22 and 32 protruding on both sides of the prime and driven rollers 20 and 30 penetrate the prime and driven rollers 20 and 30 in the long axis and protrude on both sides. It is preferable to configure so that the present invention is not limited thereto. In some cases, separate shafts are protruded on both sides of the prime mover and driven rollers 20 and 30 so as to protrude, such as by welding or the like to drive the drive and driven rollers 20. It may be formed to protrude to 30.

The power transmission unit 40 includes a motor M installed on one side of the frame 10, a motive sprocket 42 fixed to an extension shaft of the motor M, and the motive roller 20. It is formed of a driven sprocket 44 is fixed to the first rotating shaft 22 of the chain, and the chain 46 to be caught by the driven sprocket 42 and the driven sprocket 44 to transmit the rotational force, The present invention is not limited thereto, and any means may be used as long as it transmits the rotational force of the motor M to the motive roller 20.

For example, a method using a belt and a belt pulley or a gear train using a plurality of gears may be used, and a reduction gear or the like for reducing the number of revolutions of the motor M is generally used.

In addition, the rotation transmission unit 50 is provided between the driving roller 20 and the driven roller 30 is the rotational force of the driving roller 20 is rotated by the rotational force of the motor (M) to the driven roller (30) To be delivered.

In this case, the rotation transmission part 50 is fixed to the first gear 52 fixed to the first rotation shaft 22 of the motive roller 20 and the second rotation shaft 32 of the driven roller 30. A gear in which a plurality of gears are engaged between the second gear 54 and the first and second gears 52 and 54 to transmit the rotational force of the first gear 52 to the second gear 54. It consists of rows 56.

In addition, the gear train 56 is the first arm portion 58, the one side is hinged to the first rotation shaft 22 of the circular roller 20 and the gear train 56 is installed to the other side, and the One side is hinged to the second rotation shaft 32 of the driven roller 30 and the other side is composed of a second arm portion 59 hinged to one side of the first arm portion 58, which is the driven As the second arm portion 59 is moved by the horizontal movement of the roller 30, the first arm portion 58 is hinged to the first arm portion 58 and the first arm portion 58 is pivotally rotated. While rotating about 22, the gear train 56 provided between the driving and driven rollers 20 and 30 is rotated so that the rotational force is continuously transmitted by the gear train 56.

On the other hand, the gear train 56 of the rotation transmission unit 50 is configured to form a plurality of the same gear so that the driving and driven rollers 20, 30 have the same rotation speed and different rotation direction, It is preferable that one side of the second arm portion 59 is hinged to the central axis of the gear meshed with the second gear 54 among the gears of the gear train 56 provided in the first arm portion 58.

In addition, the rotation transmission unit 50 is to transmit the rotational force of the dong roller 20 to the driven roller 30, it is a well-known technical idea that can be used by applying a power transmission means such as chain and chain sprocket.

Here, the interval adjusting unit 60 is configured to move the driven roller 30 horizontally by a predetermined distance, and the interval adjusting unit 60 is coupled to one end of the shaft 62 and the shaft 62. One side of the frame 10 is inserted into the fixing piece 64 and the shaft 62 to form a housing 66 and the outer periphery of the housing 66 is screwed to the plurality of levers are coupled And a spring 68 provided between the movable bracket 18b.

In addition, one end of the shaft 62 is coupled to the moving bracket 18b supporting the second rotating shaft 32 of the driven roller 30, and the other side of the shaft 62 protrudes through one side surface of the frame 10. .

In addition, the housing 66 is coupled to one end of the shaft 62 protruding from the frame 10. In this case, the shaft 62 and the housing 66 are fixed by fixing means such as a set screw or a pin. It is fixedly coupled, and a thread 66a is formed on the outer circumference of the housing 66.

In addition, the fixing piece 64 is fastened and fixed to one side of the frame 10, and a screw thread is formed at the center thereof to be screwed with the screw thread 66a of the housing 66.

In addition, the outer periphery of the housing 66 is printed letters, such as graduations or numerical values at regular intervals, it is preferable to form so that the operator can check the distance between the primary and driven rollers (20, 30) with the naked eye. Do.

In addition, the hopper 70 is fixed to the upper end of the frame 10, it is preferable that the waste plastic is easily inserted between the dong roller 20 and the driven roller 30, the perforated compactor configured as described above Looking at the working state of, as follows.

First, when power is applied to the motor (M) provided on one side of the frame 10, a rotational force is generated from the motor (M) by the power, at this time, the motive sprocket 42 installed in the motor (M) is rotated The chain 46 caught by the motive sprocket 42 transmits rotational force to the driven sprocket 44 on the other side.

Then, the rotational force is transmitted to the first rotation shaft 22 of the one side end on which the driven sprocket 44 is fixed, so that the driving roller 20 rotates.

In addition, the plurality of gear trains 56 in which the rotating synchronous roller 20 is rotated with the first gear 52 fixed to the other end of the first rotation shaft 22 and engaged with the first gear 52. The rotational force is sequentially transmitted by the second gear 54 to rotate.

Therefore, by rotating the second rotary shaft 32 of the one end to which the second gear 54 is fixed, the driven roller 30 is rotated, and the driven and driven rollers 20 and 30 are transferred to the rotation. The part 50 has the same rotation speed and rotates in the reverse direction to face each other inward.

At this time, when the collected waste plastic is introduced into the hopper 70, it is introduced between the prime and driven rollers 20, 30 according to the guide of the hopper 70, in this case the prime and driven roller 20 The waste plastic is moved inward while biting the waste plastic by the reverse rotation direction of 30, and is forcibly forced by the punch pins 24 and 34 protruding on the outer circumference of the driving and driven rollers 20 and 30. Perforated.

In addition, while the waste plastic is passed through the interval between the primary and driven rollers 20, 30, the waste plastic having a volume larger than the interval between the primary and driven rollers 20, 30 is compressed to a predetermined size, In contrast, small waste plastics are passed through.

Therefore, the waste plastic that has passed through the driving and driven rollers 20 and 30 can obtain a crimping size not exceeding a predetermined size.

In some cases, when the volume of waste plastic introduced through the hopper 70 is large or small, the distance between the driving and driven rollers 20, 30 is adjusted.

For example, in order to widen the interval between the driving and driven rollers 20 and 30, first, by rotating in one direction through a plurality of levers provided on one side of the frame 10, the housing is coupled to the lever 66 ) Is rotated and supported by the fixing piece 64 coupled to the threaded portion 66a formed on the outer circumference of the housing 66 and is retracted along the direction of rotation.

Then, the rear end of the shaft 62 is fixedly coupled to the housing 66, the movable bracket (18a) provided on one side of the shaft 62 is the movable bracket (11) as the reverse of the shaft (62) The back of the guide rail (18a) installed on the upper end of 18a).

In addition, the second arm portion 59 hinged to the second rotational shaft 32 by the backward of the driven roller 30 is also reversed.

In this case, the second arm portion 59 and the first arm portion 58 are hinged at one side, and the second and first arm portions 59 and 58 are rotated around the hinged portion. For example, the second arm portion 59 is pivotally rotated about the second rotational shaft 32, and the first arm portion 58 is also pivotally pivoted about the first rotational shaft 22.

In addition, the gear train 56 installed in the first arm part 58 is raised by the upward rotation radius of the first arm part 58, and is opened between the first gear 52 and the second gear 54. By filling as much, it is possible to transfer the rotational force of the motive roller 20 to the driven roller 30.

In addition, when the distance between the prime mover and the driven rollers 20 and 30 is to be reduced, the reverse direction of the above-described method, that is, when the rotation direction of the lever is rotated in the reverse order, the follower roller 30 moves toward the prime roller 20. As a result, the distance between the driving and driven rollers 20 and 30 is narrowed.

In addition, the perforated compactor is preferably used in a recycling sorting device, for example, by placing the hopper of the perforated compactor in a position where the collected waste plastic is transported and dropped, and provides a separate conveyor to the bottom of the frame, the hopper The waste plastic is supplied through the waste plastic, and the waste plastic of a predetermined size, which has been punched and pressed, is preferably used to be sorted according to the material of the plastic while passing through a plastic separator separately provided on a conveyor.

In addition, the present invention is not limited to waste plastics, and can be used, for example, for punching or crimping non-ferrous metal materials having a lower strength and hardness than the primary and driven rollers.

FIG. 7 is a partial cross-sectional view of a drain portion formed under the frame of the punching press. Referring to this, the drain portion 80 is formed below the punching press, while the waste plastic is punched and pressed through the punching press. It is possible to filter foreign matters formed in the waste plastic.

That is, the drain portion 80 maintains a predetermined gap between the cover plate 82 and the support boring plate 84 in which the perforations are formed in the cover plate 82 having an inclination toward one side. The pipe 86 is formed and a drain pipe is formed below the drip tray 86.

Here, the cover plate 82 further comprises a guide punching plate 88 for guiding the waste plastic discharged downward of the punching press to be supported by the support punching plate 84, and the waste plastic discharged through the punching press. It is always desirable to be able to be extracted to the bottom through the bearing plate 84.

In addition, since the operation state diagram of the punching press is further configured as the drain unit 80 is as described above, a detailed description thereof will be omitted.

Therefore, using one perforated press as described above, as the perforation and compaction of the waste plastic is performed in one apparatus, not only shortens the working time of perforating and crimping the waste plastic, There is an effect that the pressing of the desired size is easy.

As described above, the present invention constitutes a driving roller and a driven roller having a plurality of punching needles supported on the frame, and the punching and pressing time of the waste plastic is simultaneously performed by the driving roller and the driven roller, so that the punching and pressing time of the waste plastic is performed. There is an effect to shorten the production yield.

In addition, since the perforation and compression are performed in a single device, there is an effect of simplifying the overall cost and management according to the cost reduction of the device and the efficient management and maintenance of the installation space.

In addition, by moving the driven roller freely by a predetermined interval, there is an effect that the perforation and crimping operation is performed regardless of the volume of the waste plastic.

As described above, only one embodiment for performing the punching press of the waste plastic according to the present invention, the present invention is not limited to the above embodiment, the subject matter of the present invention claimed in the utility model registration claims below Without departing from the technical idea of the present invention to the extent that any person having ordinary knowledge in the field to which the present invention belongs can be variously changed and implemented.

1 is an exploded perspective view of a punching press according to the present invention.

Figure 2 is a plan view of a perforated press according to the present invention.

Figure 3 is a front view of the other punching press according to the present invention.

Figure 4 is a front view of the punching press according to the present invention.

Figure 5 is an enlarged view of a part of the operating state of the gap control unit according to the present invention.

Figure 6 is an enlarged view of the link diagram of the rotation transmission unit according to the present invention.

7 is a front view of a perforated press according to another embodiment.

Explanation of symbols on main parts of drawing

10: frame 20,30: driven and driven roller

22,32: 1st and 2nd rotation axis 24, 34: punching needle

40: power transmission unit 50: rotation transmission unit

60: spacing control part 70: hopper

Claims (9)

Extension grooves forming first and second guide grooves 12 and 14 symmetrically provided at a predetermined depth vertically at the upper ends of both sides, but having lower ends of the second guide grooves 14 extending horizontally by a predetermined length. A frame 10 forming a 14a; A first rotary shaft 22 inserted into the first guide groove 12 of the frame 10 and supported at a lower end thereof is provided at both ends thereof, and a circular roller 20 having a plurality of perforation needles 24 protrudingly formed on an outer circumference thereof. ; A driven roller 30 having a second rotary shaft 32 inserted into the second guide groove 14 of the frame 10 and supported at the bottom thereof is provided at both ends and a plurality of punching needles 34 protrude from the outer circumference thereof. ; A power transmission unit (40) for installing a motor (M) on one side of the frame (10) and transmitting the rotational force of the motor (M) to the motive roller (20); A rotation transmission unit 50 provided between the motive roller 20 and the driven roller 30 so that the rotational force of the motive roller 20 is transmitted to the driven roller 30; A spacing controller 60 supported on one side of the frame 10 to move the driven roller 30 horizontally by a predetermined distance; And The perforated compactor of the waste plastic, characterized in that formed by the hopper 70 is fixed to the top of the frame 10 and the waste plastic is introduced between the driving roller (20) and the driven roller (30). The method of claim 1, wherein both sides of the frame 10 A fixing bracket 16 fixedly installed to support the first rotation shaft 22 of the circular roller 20 inserted into the first guide groove 12; And Guide rails 18a fixedly installed above and below the extension grooves 14a of the second guide groove 14 to facilitate rotation and horizontal movement of the driven roller 30 inserted into the second guide groove 14. And a moving bracket (18b) for moving along the guide rail (18a) and supporting the second rotating shaft (32) of the driven roller (30). According to claim 1, wherein the lower end of the dong roller 20 and the driven roller (30) The driven and driven rollers are separated to allow the waste plastic to be inserted at the same time as the punched out by the punching needles 24 and 34 protruding on the outer circumference while passing between the driven and driven rollers 20 and 30. 20) A perforated compactor for waste plastic, characterized in that it forms a removal unit (19) fixedly installed in the frame (10) without interfering with the puncture needles (24) (34). The method of claim 1, wherein the drilling needles 24 and 34 of the prime and driven rollers 20 and 30 are Formed so as to be mutually offset while maintaining a constant interval in the longitudinal direction along the outer periphery of the primary and driven rollers (20, 30), characterized in that formed so as to minimize the gap between the driven and driven rollers (20, 30) Perforated press of waste plastic. The method of claim 1, wherein the power transmission unit 40 A motor M; A motive sprocket 42 fixed to the extension shaft of the motor M; A driven sprocket 44 fixed to the first rotation shaft 22 of the motive roller 20; And Perforated crimp of the waste plastic, characterized in that formed by the chain 46 is caught by the motive sprocket 42 and the driven sprocket 44 to transmit the rotational force. The rotation transmission unit 50 of claim 1 A first gear 52 fixed to the first rotation shaft 22 of the motive roller 20; A second gear (54) fixed to the second rotating shaft (32) of the driven roller (30); A gear train 56 in which a plurality of gears are engaged between the first and second gears 52 and 54 to transmit the rotational force of the first gear 52 to the second gear 54; A first arm part 58 in which one side is hinged to the first rotation shaft 22 of the circular roller 20 and the gear train 56 is installed at the other side; And Composed of a second arm portion 59, one side hinged to the second rotation shaft 32 of the driven roller 30 and the other side hinged to one side of the first arm portion 58, The second arm portion 59 rotates the first arm portion 58 by the horizontal movement of the driven roller 30 so that the gear train 56 is provided between the driving and driven rollers 20 and 30. Perforated compactor of the waste plastic, characterized in that the rotating force is formed to continue to be transmitted by. The gear train 56 of the rotation transmission unit 50 is By forming a plurality of the same gear is configured so that the driving and driven rollers (20, 30) have the same rotational speed and different rotational direction, It is formed so that one side of the second arm portion 59 is hinged to the central axis of the gear meshing with the second gear 54 of the gears of the gear train 56 installed in the first arm portion 58. Perforated press of waste plastic. According to claim 1, wherein the gap adjusting unit 60 It is provided on both sides of the frame 10 and one end is coupled to the moving bracket (18b) for supporting the second rotating shaft 32 of the driven roller 30, the other end is one side of the frame (10) A shaft 62 projecting through; A housing (66) in which the shaft (62) is inserted into the inner center and fixedly coupled to one side, and a thread (66a) is formed at an outer circumference thereof, and a plurality of levers are coupled; A fixing piece 64 which is screwed with an outer circumferential thread 66a of the housing 66 and both sides of which are fastened and fixed to one side of the frame 10; And And a spring 68 provided between the shaft 62 and the moving bracket 18b and applying an elastic force to the moving bracket 18b. The method of claim 1, wherein below the frame 10 A cover plate 82 having an inclination toward one side; A support punching plate 84 coupled to one side with a slope of the cover plate 82 to be maintained at a predetermined interval; A drip tray 86 formed between the cover plate 82 and the support punching plate 84 and having a drainage pipe formed below; And The drain plate 80 is formed inside the cover plate 82 and formed as a guide punching plate 88 for guiding the punched waste plastic discharged downward to the frame 10 to the supporting punching plate 84. Perforated press of waste plastic, characterized in that.