CN112959393A - Plastic product cutting equipment and cutting method thereof - Google Patents

Plastic product cutting equipment and cutting method thereof Download PDF

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Publication number
CN112959393A
CN112959393A CN202110059820.8A CN202110059820A CN112959393A CN 112959393 A CN112959393 A CN 112959393A CN 202110059820 A CN202110059820 A CN 202110059820A CN 112959393 A CN112959393 A CN 112959393A
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CN
China
Prior art keywords
plate
plastic
transmission shaft
working table
fixed
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202110059820.8A
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Chinese (zh)
Inventor
何水林
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Wenzhou Luofu Agricultural Technology Co ltd
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Wenzhou Luofu Agricultural Technology Co ltd
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Priority to CN202110059820.8A priority Critical patent/CN112959393A/en
Publication of CN112959393A publication Critical patent/CN112959393A/en
Withdrawn legal-status Critical Current

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    • 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
    • B26D7/01—Means for holding or positioning work
    • B26D7/02—Means for holding or positioning work with clamping means
    • B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
    • 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
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • B26D1/08—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type
    • B26D1/085—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates of the guillotine type for thin material, e.g. for sheets, strips or the like
    • 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
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
    • 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
    • B26D7/22—Safety devices specially adapted for cutting machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels

Abstract

The invention discloses a plastic product cutting device and a plastic product cutting method, and belongs to the technical field of plastic product cutting, the plastic product cutting device comprises a working table plate, rectangular cylinders are fixed on the front side and the rear side of the working table plate, a movable plate is arranged between the two rectangular cylinders in a lifting manner through an adjusting assembly, and grooves are formed in the front end and the rear end of the movable plate; through setting up drive assembly, utilize tooth can the interval when the cylinder is rotatory with rack one and two contact meshing of rack, thereby just can promote the ejector pad and control reciprocating motion in the inside of rectangular hole, the one-way rolling subassembly of deuterogamying, make the ejector pad can one-way promotion plastic sheet translation, the automatic material loading of plastic sheet has been realized, the condition of having avoided the clipper to cut the workman takes place, the quality of product can be improved simultaneously, and it is realized with the help of the power that two play axle gear motor produced, need not other power pack and can realize, and is ingenious in structure, and reasonable design, therefore, the clothes hanger is strong in practicability.

Description

Plastic product cutting equipment and cutting method thereof
Technical Field
The invention belongs to the technical field of plastic product cutting, and particularly relates to plastic product cutting equipment and a plastic product cutting method.
Background
The plastic products are the general name of articles for daily use, industry and the like which are processed by adopting plastics as main raw materials. The plastic is a synthetic high molecular material with plasticity, and forms three essential synthetic materials in daily life with synthetic rubber and synthetic fiber, specifically, the plastic takes natural or synthetic resin as main component, various additives are added, and the plastic can be molded into a certain shape under certain temperature and pressure, and the shape is kept unchanged at normal temperature, and the plastic sheet is a common material in plastic products, and plays an important role in daily life of people.
The existing plastic product cutting equipment generally adopts a manual feeding mode to realize rapid cutting, the feeding mode has the defects of uneven cut and influence on the product quality, and certain potential safety hazards exist on the other hand, so that the plastic product cutting equipment is not beneficial to practical use.
Disclosure of Invention
The invention aims to provide plastic product cutting equipment and a cutting method thereof, and solves the problems that the conventional plastic product cutting equipment generally adopts a manual feeding mode to realize rapid cutting, and the feeding mode has the defects of uneven cut, influence on the quality of a product and certain potential safety hazard and is not beneficial to actual use.
In order to achieve the purpose, the invention provides the following technical scheme: a plastic product cutting device and a plastic product cutting method comprise a working table plate, wherein rectangular cylinders are fixed on the front side and the rear side of the working table plate, a movable plate is arranged between the two rectangular cylinders in a lifting mode through an adjusting component, grooves are formed in the front end and the rear end of the movable plate, the two rectangular cylinders penetrate through the two grooves respectively, stabilizing components are arranged at the front end and the rear end of the lower surface of the movable plate, a cutting knife is fixedly installed on the lower surface of the movable plate, two elastic supporting components are arranged on the left side and the right side of the cutting knife, the elastic supporting components are assembled to be used for pressing the plastic product, a knife groove matched with the cutting knife is formed in the position, corresponding to the cutting knife, of the upper surface of the working table plate, a double-output-shaft reducing motor is fixedly installed at the bottom of the working table plate, and a first transmission shaft is, the first transmission shaft is rotatably installed on the lower surface of the working table plate through a bearing seat, supporting legs are installed at four corners of the lower surface of the working table plate, a driving assembly is arranged at the bottom of the working table plate, and the driving assembly is assembled to be used for pushing plastic products to achieve interval feeding of the plastic products.
By adopting the scheme, the two ends of the movable plate are uniformly stressed by arranging the double-output-shaft speed reducing motor and matching with the action of the adjusting assembly, so that the movable plate is more stable and reliable to lift, the cutter can be ensured to have sufficient downward pressure to cut the plastic thin plate, and the quality of a product is improved; the knife grooves are arranged, so that the cutting knife is accommodated, and the cutting knife is prevented from damaging the working table plate; through setting up the supporting leg for to the best steel support of work platen, improve the stability of work platen.
In the above scheme, it should be noted that the double-output-shaft speed reduction motor is electrically connected to an external power supply.
As a preferred embodiment, the adjusting assembly includes a reciprocating screw rod, a first bevel gear, a second bevel gear, two end plates, two short shafts and two connecting shafts, the two end plates are respectively fixed at the inner top and the inner bottom of the rectangular cylinder, the two short shafts are respectively fixed at the upper and lower ends of the reciprocating screw rod, the two short shafts are respectively rotatably mounted on the two end plates, two ends of the connecting shaft are respectively fixedly connected with a movable block of the reciprocating screw rod and the inner surface of the groove, the first bevel gear is engaged with the second bevel gear, the first bevel gear is fixed at one end of the first transmission shaft far away from the double-output-shaft speed reduction motor, and the second bevel gear is mounted on the short shaft at the bottom end.
By adopting the scheme, the adjusting assembly is arranged, and the reciprocating screw rod can drive the movable plate to circularly lift, so that the circular lifting of the cutter is realized, and the quality of a product is improved; the installation of the reciprocating screw rod is facilitated by the arrangement of the end plate and the short shaft, and the first bevel gear and the second bevel gear are used for converting horizontal rotary motion into vertical rotary motion.
As a preferred embodiment, the stabilizing assembly comprises a U-shaped plate and a plurality of universal balls, the U-shaped plate is fixed on the lower surface of the movable plate, the inner surface of the U-shaped plate is aligned with the inner surface of the groove, the plurality of universal balls are uniformly arranged on three inner wall surfaces of the U-shaped plate, and the ball bodies of the universal balls are in contact with the outer surface of the rectangular cylinder.
Adopt above-mentioned scheme, through setting up stable subassembly, utilize a plurality of universal balls of U-shaped plate cooperation, improved the stability of fly leaf at the lift in-process.
As a preferred embodiment, the driving assembly comprises a transmission shaft II, two pushing blocks, two square frames, two rack I, two rack II and two cylinders, the transmission shaft II is rotatably installed on the lower surface of the working table plate through a bearing seat II, the two cylinders are respectively fixed at two ends of the transmission shaft II, the upper surface of the working table plate is provided with two rectangular holes, the front side and the rear side of the inner wall surface of each rectangular hole are respectively provided with a sliding groove, the front side and the rear side of each pushing block are respectively fixed with a sliding block I matched with the sliding groove, the square frame is fixedly connected with the lower surface of the pushing block through a connecting block, the rack I and the rack II are respectively fixed on the upper side and the lower side of the inner wall surface of the square frame, the cylinders are positioned between the rack I and the rack II, the side surfaces of the cylinders are fixed with a, a transmission assembly is arranged between one of the first transmission shafts and the second transmission shaft, and a plurality of one-way rolling assemblies are arranged on the upper surface of the material pushing block.
By adopting the scheme, the driving assembly is arranged, the teeth can be contacted and meshed with the rack I and the rack II at intervals when the cylinder rotates, so that the pushing block can be pushed to reciprocate leftwards and rightwards in the rectangular hole, and the pushing block can push the plastic sheet to translate in a single direction by matching with the one-way rolling assembly, so that the automatic feeding of the plastic sheet is realized, the automatic feeding is realized by means of power generated by the double-output-shaft speed reducing motor, the automatic feeding can be realized without an additional power unit, the structure is ingenious, the design is reasonable, and the practicability is high; the arrangement of the sliding groove and the sliding block I realizes the stable sliding of the material pushing block.
As a preferred embodiment, the transmission assembly comprises a first synchronizing wheel, a belt and a second synchronizing wheel, the first synchronizing wheel is fixedly mounted on the second transmission shaft, the second synchronizing wheel is fixedly mounted on one of the first transmission shafts, and the first synchronizing wheel and the second synchronizing wheel are in transmission connection through the belt.
By adopting the scheme, the power on the first transmission shaft can be transmitted to the second transmission shaft by arranging the transmission assembly, so that the kinetic energy is fully utilized.
As a preferred embodiment, one-way rolling subassembly includes movable roll, two one-way bearings, rubber sleeve and two protruding pieces, two the upper surface at the ejector pad is all fixed to protruding piece, two one-way bearing difference joint is on two mutually opposite sides of two protruding pieces, the movable roll passes through one-way bearing and rotates and install between two protruding pieces, the rubber sleeve cup joints on the movable roll, a plurality of location blind holes have been seted up to the lateral surface of movable roll, the internal surface of rubber sleeve is provided with and fixes a plurality of location archs of blind hole assorted, and the surface of rubber sleeve is provided with anti-skidding line.
By adopting the scheme, the unidirectional rolling assembly is arranged, the principle of unidirectional rotation is intelligently carried out by utilizing the unidirectional bearing, so that the movable roller can only carry out unidirectional rotation, the plastic thin plate can be pushed to move rightwards by matching the rubber sleeve when the material pushing block moves rightwards, the movable roller rolls on the plastic thin plate when the material pushing block moves leftwards, the plastic thin plate is prevented from being driven to move leftwards, and the automatic feeding of the plastic thin plate is realized.
As a preferred embodiment, the elastic support assembly includes a gas spring, a pressing plate and a silica gel pad, the top end of the gas spring is mounted on the lower surface of the movable plate, the pressing plate is fixed at the bottom end of the gas spring, the silica gel pad is fixed on the lower surface of the pressing plate, and the silica gel pad is used for preventing the pressing plate from directly contacting the plastic sheet.
By adopting the scheme, the elastic supporting component is arranged, the plastic thin plate can be firmly pressed on the working table plate by utilizing the action of the air spring matched with the pressing plate, the situation that the plastic thin plate is displaced is avoided, and the quality of a product is further improved.
As a preferred embodiment, a first shell is arranged on the outer side of the first transmission shaft, two ends of the first shell are fixedly connected with the rectangular cylinder and the double-output-shaft speed reduction motor respectively, the top end of the first shell is fixedly connected with the lower surface of the workbench plate, a second shell is arranged on the outer side of the second transmission shaft, the two square frames are located inside the second shell, the top end of the second shell is fixedly connected with the lower surface of the workbench plate, two sliding rails are fixed on the inner bottom surface of the second shell, and a second sliding block matched with the sliding rails is fixed on the lower surface of the square frame.
By adopting the scheme, the first shell is arranged, so that the first transmission shaft structure is effectively protected, and the second shell is arranged, so that the second frame structure and the second transmission shaft structure are effectively protected; through setting up slide rail and slider two, improved the stability of square frame in the removal process.
A method for cutting plastic products by a cutting device comprises the following steps,
s1, placing a thin plate made of plastic on the workbench plate, and adjusting the position of the thin plate to enable the lower surface of the thin plate to be in contact with the rubber sleeve;
s2, starting a double-output-shaft speed reduction motor to drive a first transmission shaft to rotate, then driving a reciprocating screw rod to slowly rotate under the action of a first bevel gear and a second bevel gear, so that a movable plate can be driven to move downwards, and a cutting knife gradually moves towards a working table plate, in the process, the second transmission shaft also slowly rotates under the action of a transmission assembly to drive teeth on a cylinder to be in contact with a second rack, so that a square frame can be driven to move rightwards, due to the action of a one-way bearing, a movable roller only can move unidirectionally, so that the right-moving square frame can drive a plastic thin plate to move rightwards, the plastic thin plate is driven to move rightwards by a specified length, the teeth are separated from the second rack, meanwhile, the movable plate moves downwards to a certain height, an air spring contracts and presses the plastic thin plate by using a pressing plate, the plastic thin plate continues to move, after the cutting knife is gradually lifted under the action of the reciprocating screw rod, after the silica gel pad is separated from the plastic sheet, the teeth are contacted with the rack, the square frame is pushed to move left, the movable roller can roll at the moment, so that the plastic sheet can be kept in the original position, and the plastic sheet is cut at equal intervals in such a circulating way;
s3, collecting and storing the cut plastic sheets at the designated positions.
The invention has the beneficial effects that:
according to the plastic product cutting equipment and the cutting method thereof, the double-output-shaft speed reduction motor is arranged, and the effect of the adjusting assembly is matched, so that the two ends of the movable plate are uniformly stressed, the movable plate is lifted more stably and reliably, the cutting knife is ensured to have sufficient downward pressure to cut the plastic sheet, the cut of the product is smooth, and the quality of the product is improved;
according to the plastic product cutting equipment and the cutting method thereof, the driving assembly is arranged, the teeth can be contacted and meshed with the rack I and the rack II at intervals when the cylinder rotates, so that the pushing block can be pushed to reciprocate left and right inside the rectangular hole, and then the pushing block can be matched with the one-way rolling assembly to push the plastic sheet to translate in a one-way mode, so that automatic feeding of the plastic sheet is realized, the situation that a cutter cuts a worker is avoided, the plastic product cutting equipment and the plastic product cutting method are realized by means of power generated by the double-output-shaft speed reduction motor, the plastic product cutting equipment and the plastic product cutting method can be realized without an additional power unit, and the plastic product cutting equipment and the plastic product cutting method;
according to the plastic product cutting equipment and the cutting method thereof, the unidirectional rolling assembly is arranged, and the principle that unidirectional rotation is intelligently carried out by a unidirectional bearing is utilized, so that the movable roller can only carry out unidirectional rotation, the plastic sheet can be pushed to move rightwards by matching with the rubber sleeve when the material pushing block moves rightwards, and the movable roller rolls on the plastic sheet when the material pushing block moves leftwards, the plastic sheet is prevented from being driven to move leftwards, and the automatic feeding of the plastic sheet is realized;
according to the plastic product cutting-off equipment and the cutting-off method thereof, the elastic supporting assembly is arranged, and the plastic thin plate can be firmly pressed on the working table plate under the action of the air spring matched with the pressing plate, so that the plastic thin plate is prevented from shifting, and the quality of a product is further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side sectional view of a first housing of the present invention;
FIG. 3 is a side sectional view of a second housing of the present invention;
FIG. 4 is a front view of the block of the present invention;
FIG. 5 is a top view of the U-shaped plate of the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 3 according to the present invention;
FIG. 7 is a side view of the gas spring of the present invention;
fig. 8 is a cross-sectional view of a movable roll of the present invention.
In the figure: 1. a work table; 2. a rectangular cylinder; 3. a movable plate; 4. a double output shaft speed reducing motor; 5. a reciprocating screw rod; 6. an end plate; 7. a minor axis; 8. a connecting shaft; 9. a cutting knife; 10. a first transmission shaft; 11. a first bevel gear; 12. a second bevel gear; 13. a first shell; 14. a second transmission shaft; 15. a first synchronizing wheel; 16. a belt; 17. a second synchronizing wheel; 18. a rectangular hole; 19. a chute; 20. a first sliding block; 21. a material pushing block; 22. connecting blocks; 23. a square frame; 24. a first rack; 25. a second rack; 26. a cylinder; 27. teeth; 28. a second shell; 29. a slide rail; 30. a second sliding block; 31. a raised block; 32. a movable roller; 33. a one-way bearing; 34. a rubber sleeve; 35. positioning the blind hole; 36. positioning the projection; 37. a cutter groove; 38. a groove; 39. a U-shaped plate; 40. a universal ball; 41. supporting legs; 42. a gas spring; 43. a compression plate; 44. a silica gel pad.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-8, the present invention provides a plastic product cutting device and a cutting method thereof, including a work table 1, wherein rectangular cylinders 2 are fixed on both front and rear sides of the work table 1, a movable plate 3 is installed between the two rectangular cylinders 2 in a lifting manner through an adjusting component, both front and rear ends of the movable plate 3 are provided with grooves 38, the two rectangular cylinders 2 respectively penetrate through the two grooves 38, both front and rear ends of the lower surface of the movable plate 3 are provided with stabilizing components, a cutting knife 9 is fixedly installed on the lower surface of the movable plate 3, both left and right sides of the cutting knife 9 are provided with two elastic supporting components, the elastic supporting components are assembled to compress a plastic product, a knife slot 37 matched with the cutting knife 9 is provided at a position corresponding to the cutting knife 9 on the upper surface of the work table 1, a double-output shaft speed reduction motor 4 is fixedly installed at the bottom of the, the end parts of two output shafts of the double-output-shaft speed reducing motor 4 are fixedly connected with a first transmission shaft 10, the first transmission shaft 10 is rotatably arranged on the lower surface of the working table plate 1 through a bearing seat, supporting legs 41 are arranged at four corners of the lower surface of the working table plate 1, a driving assembly is arranged at the bottom of the working table plate 1, and the driving assembly is assembled to push plastic products to realize interval feeding of the plastic products; through the arrangement of the double-output-shaft speed reducing motor 4 and the cooperation of the adjusting assembly, the two ends of the movable plate 3 are uniformly stressed, so that the movable plate 3 is lifted more stably and reliably, the cutter 9 is ensured to have sufficient downward pressure to cut the plastic sheet, and the quality of a product is improved; the knife groove 37 is arranged, so that the cutter 9 is accommodated, and the cutter 9 is prevented from damaging the working table plate 1; through setting up supporting leg 41 for to the best steel support of workstation board 1, improve the stability of workstation board 1.
The adjusting assembly comprises a reciprocating screw rod 5, a first bevel gear 11, a second bevel gear 12, two end plates 6, two short shafts 7 and two connecting shafts 8, the two end plates 6 are respectively fixed at the inner top and the inner bottom of the rectangular cylinder 2, the two short shafts 7 are respectively fixed at the upper and lower ends of the reciprocating screw rod 5, the two short shafts 7 are respectively rotatably installed on the two end plates 6, two ends of the connecting shaft 8 are respectively fixedly connected with a movable block of the reciprocating screw rod 5 and the inner surface of the groove 38, the first bevel gear 11 is meshed with the second bevel gear 12, the first bevel gear 11 is fixed at one end of the first transmission shaft 10 far away from the double-output-shaft speed reduction motor 4, and the second bevel gear 12 is installed on; by arranging the adjusting assembly, the reciprocating screw rod 5 can drive the movable plate 3 to circularly lift, so that the circular lifting of the cutter 9 is realized, and the quality of a product is improved; the installation of the reciprocating screw rod 5 is facilitated by arranging the end plate 6 and the short shaft 7, and the bevel gear I11 and the bevel gear II 12 are used for converting horizontal rotary motion into vertical rotary motion.
The stabilizing assembly comprises a U-shaped plate 39 and a plurality of universal balls 40, the U-shaped plate 39 is fixed on the lower surface of the movable plate 3, the inner surface of the U-shaped plate 39 is aligned with the inner surface of the groove 38, the universal balls 40 are uniformly arranged on three inner wall surfaces of the U-shaped plate 39, and the sphere of the universal ball 40 is in contact with the outer surface of the rectangular cylinder 2; through setting up the stabilizing component, utilize U-shaped board 39 cooperation a plurality of universal balls 40, improved the stability of fly leaf 3 in the lift in-process.
The driving assembly comprises a second transmission shaft 14, two pushing blocks 21, two square frames 23, two first racks 24, two second racks 25 and two cylinders 26, the second transmission shaft 14 is rotatably installed on the lower surface of the working table board 1 through a second bearing seat, the two cylinders 26 are respectively fixed at two ends of the second transmission shaft 14, the upper surface of the working table board 1 is provided with two rectangular holes 18, the front side and the rear side of the inner wall surface of each rectangular hole 18 are respectively provided with a sliding groove 19, the front side and the rear side of each pushing block 21 are respectively fixed with a first sliding block 20 matched with the sliding groove 19, the square frames 23 are fixedly connected with the lower surface of the pushing blocks 21 through connecting blocks 22, the first racks 24 and the second racks 25 are respectively fixed on the upper side and the lower side of the inner wall surface of the square frames 23, the cylinders 26 are located between the first racks 24 and the second racks 25, a plurality of teeth, a transmission assembly is arranged between one of the first transmission shafts 10 and the second transmission shaft 14, and a plurality of one-way rolling assemblies are arranged on the upper surface of the material pushing block 21; by arranging the driving assembly, the teeth 27 can be contacted and meshed with the first rack 24 and the second rack 25 at intervals when the cylinder 26 rotates, so that the pushing block 21 can be pushed to reciprocate leftwards and rightwards in the rectangular hole 18, and the pushing block 21 can push the plastic sheet to translate in a single direction by matching with the one-way rolling assembly, so that automatic feeding of the plastic sheet is realized, the automatic feeding is realized by means of power generated by the double-output-shaft speed reduction motor 4, the automatic feeding can be realized without an additional power unit, the structure is ingenious, the design is reasonable, and the practicability is high; the arrangement of the sliding chute 19 and the first sliding block 20 realizes the stable sliding of the material pushing block 21.
The transmission assembly comprises a first synchronizing wheel 15, a belt 16 and a second synchronizing wheel 17, the first synchronizing wheel 15 is fixedly arranged on a second transmission shaft 14, the second synchronizing wheel 17 is fixedly arranged on one of the first transmission shafts 10, and the first synchronizing wheel 15 and the second synchronizing wheel 17 are in transmission connection through the belt 16; through setting up the transmission assembly, can transmit the power on the transmission shaft one 10 to transmission shaft two 14, realized the make full use of to kinetic energy.
The unidirectional rolling assembly comprises a movable roller 32, two unidirectional bearings 33, a rubber sleeve 34 and two convex blocks 31, the two convex blocks 31 are fixed on the upper surface of the material pushing block 21, the two unidirectional bearings 33 are respectively clamped on two opposite side surfaces of the two convex blocks 31, the movable roller 32 is rotatably installed between the two convex blocks 31 through the unidirectional bearings 33, the rubber sleeve 34 is sleeved on the movable roller 32, a plurality of positioning blind holes 35 are formed in the outer side surface of the movable roller 32, a plurality of positioning protrusions 36 matched with the positioning blind holes 35 are arranged on the inner surface of the rubber sleeve 34, and anti-skid grains are arranged on the outer surface of the rubber sleeve 34; through setting up one-way rolling assembly, utilize one-way bearing 33 intelligence to carry out the principle of unidirectional rotation for movable roller 32 can only carry out unidirectional rotation, thereby cooperates rubber sleeve 34 to promote the plastic sheet and move to the right when material pushing block 21 moves to the right, and movable roller 32 rolls on the plastic sheet when material pushing block 21 moves to the left, avoids driving the plastic sheet and moves to the left, has realized the automatic feeding of plastic sheet.
The elastic support assembly comprises a gas spring 42, a pressing plate 43 and a silica gel pad 44, wherein the top end of the gas spring 42 is mounted on the lower surface of the movable plate 3, the pressing plate 43 is fixed at the bottom end of the gas spring 42, the silica gel pad 44 is fixed on the lower surface of the pressing plate 43, and the silica gel pad 44 is used for preventing the pressing plate 43 from directly contacting the plastic sheet; through setting up the elastic support subassembly, utilize the effect of air spring 42 cooperation pressure strip 43, can firmly compress tightly the plastic sheet metal on work platen 1, avoided the condition that the plastic sheet metal takes place to shift, further improved the quality of product.
A first shell 13 is arranged on the outer side of the first transmission shaft 10, two ends of the first shell 13 are fixedly connected with the rectangular cylinder 2 and the double-output-shaft speed reduction motor 4 respectively, the top end of the first shell 13 is fixedly connected with the lower surface of the workbench plate 1, a second shell 28 is arranged on the outer side of the second transmission shaft 14, the two square frames 23 are located inside the second shell 28, the top end of the second shell 28 is fixedly connected with the lower surface of the workbench plate 1, two sliding rails 29 are fixed on the inner bottom surface of the second shell 28, and a second sliding block 30 matched with the sliding rails 29 is fixed on the lower surface of the square frame 23; the first shell 13 is arranged, so that the first transmission shaft 10 and other structures are effectively protected, and the second shell 28 is arranged, so that the square frame 23, the second transmission shaft 14 and other structures are effectively protected; the stability of the square frame 23 in the moving process is improved by arranging the sliding rail 29 and the second sliding block 30.
A method for cutting plastic products by a cutting device comprises the following steps,
s1, placing a thin plate made of plastic on the workbench plate 1, and adjusting the position of the thin plate so that the lower surface of the thin plate is in contact with the rubber sleeve 34;
s2, starting the double-output-shaft speed reduction motor 4 to drive the first transmission shaft 10 to rotate, then driving the reciprocating screw rod 5 to slowly rotate under the action of the first bevel gear 11 and the second bevel gear 12, thereby driving the movable plate 3 to move downwards, and enabling the cutting blade 9 to gradually move towards the workbench plate 1, in the process, under the action of the transmission assembly, the second transmission shaft 14 also slowly rotates to drive the teeth 27 on the cylinder 26 to contact with the second rack 25, thereby driving the frame 23 to move rightwards, due to the action of the one-way bearing 33, the movable roller 32 can only move unidirectionally, so the frame 23 moving rightwards drives the plastic sheet to move rightwards, and the plastic sheet moves rightwards for a designated length, at the moment, the teeth 27 are separated from the second rack 25, meanwhile, the gas spring 42 moves downwards to a certain height, the gas spring 42 contracts and the pressing plate 43 is utilized to press the plastic sheet, the movable plate 3 continuously moves downwards, and the cutting, at the moment, the movable plate 3 moves downwards to the lowest point, then the cutoff knife 9 gradually rises under the action of the reciprocating screw rod 5, after the silica gel pad 44 is separated from the plastic sheet, the teeth 27 are in contact with the first rack 24, the pushing frame 23 moves leftwards, the movable roller 32 can roll at the moment, so that the plastic sheet can be kept in the original position, and the plastic sheet is cut off equidistantly in such a circulating way;
s3, collecting and storing the cut plastic sheets at the designated positions.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A chopping device of plastic products, comprising a worktable (1), characterized in that: the front side and the rear side of the working table plate (1) are both fixed with rectangular cylinders (2), a movable plate (3) is installed between the two rectangular cylinders (2) in a lifting mode through a regulating assembly, grooves (38) are formed in the front end and the rear end of the movable plate (3), the two rectangular cylinders (2) penetrate through the two grooves (38) respectively, stabilizing assemblies are arranged at the front end and the rear end of the lower surface of the movable plate (3), and a cutting knife (9) is fixedly installed on the lower surface of the movable plate (3);
the left side and the right side of the cutter (9) are respectively provided with two elastic supporting components which are assembled to compress the plastic product;
a cutter groove (37) matched with the cutting knife (9) is formed in the position, corresponding to the cutting knife (9), of the upper surface of the working table plate (1), a double-output-shaft speed reducing motor (4) is fixedly installed at the bottom of the working table plate (1), the end parts of two output shafts of the double-output-shaft speed reducing motor (4) are fixedly connected with a first transmission shaft (10), and the first transmission shaft (10) is rotatably installed on the lower surface of the working table plate (1) through a first bearing seat;
supporting legs (41) are installed at four corners of the lower surface of the working table plate (1), a driving assembly is arranged at the bottom of the working table plate (1), and the driving assembly is assembled to push plastic products, so that intermittent feeding of the plastic products is achieved.
2. The apparatus for chopping plastic articles according to claim 1, characterized in that: the adjusting component comprises a reciprocating screw rod (5), a first bevel gear (11), a second bevel gear (12), two end plates (6), two short shafts (7) and two connecting shafts (8), the two end plates (6) are respectively fixed at the inner top and the inner bottom of the rectangular cylinder (2), the two short shafts (7) are respectively fixed at the upper end and the lower end of the reciprocating screw rod (5), the two short shafts (7) are respectively rotatably installed on the two end plates (6), two ends of the connecting shaft (8) are respectively and fixedly connected with the movable block of the reciprocating screw rod (5) and the inner surface of the groove (38), the bevel gear I (11) is meshed with the bevel gear II (12), and a first bevel gear (11) is fixed at one end of the first transmission shaft (10) far away from the double-output-shaft speed reducing motor (4), and the bevel gear II (12) is arranged on the short shaft (7) positioned at the bottom end of the reciprocating screw rod (5).
3. The apparatus for chopping plastic articles according to claim 1, characterized in that: the stabilizing assembly comprises a U-shaped plate (39) and a plurality of universal balls (40), the U-shaped plate (39) is fixed on the lower surface of the movable plate (3), the inner surface of the U-shaped plate (39) is aligned with the inner surface of the groove (38), the universal balls (40) are uniformly installed on three inner wall surfaces of the U-shaped plate (39), and the ball bodies of the universal balls (40) are in contact with the outer surface of the rectangular cylinder (2).
4. The apparatus for chopping plastic articles according to claim 1, characterized in that: the driving assembly comprises a second transmission shaft (14), two pushing blocks (21), two square frames (23), two first racks (24), two second racks (25) and two cylinders (26), the second transmission shaft (14) is rotatably mounted on the lower surface of the working table plate (1) through a second bearing seat, the two cylinders (26) are respectively fixed at two ends of the second transmission shaft (14), the upper surface of the working table plate (1) is provided with two rectangular holes (18), the front side and the rear side of the inner wall surface of each rectangular hole (18) are provided with sliding grooves (19), the front side and the rear side of each pushing block (21) are respectively fixed with a first sliding block (20) matched with the sliding grooves (19), the square frames (23) are fixedly connected with the lower surface of the pushing blocks (21) through connecting blocks (22), the first racks (24) and the second racks (25) are respectively fixed at the upper side and the lower side of the inner wall surface, the cylinder (26) is located between the first rack (24) and the second rack (25), a plurality of teeth (27) are fixed on the side face of the cylinder (26), the teeth (27) are matched with the first rack (24) and the second rack (25), a transmission assembly is arranged between the first transmission shaft (10) and the second transmission shaft (14), and a plurality of one-way rolling assemblies are arranged on the upper surface of the material pushing block (21).
5. The apparatus for chopping plastic articles according to claim 4, characterized in that: the transmission assembly comprises a first synchronizing wheel (15), a belt (16) and a second synchronizing wheel (17), the first synchronizing wheel (15) is fixedly installed on a second transmission shaft (14), the second synchronizing wheel (17) is fixedly installed on one of the first transmission shafts (10), and the first synchronizing wheel (15) is in transmission connection with the second synchronizing wheel (17) through the belt (16).
6. The apparatus for chopping plastic articles according to claim 4, characterized in that: one-way rolling assembly includes activity roller (32), two one-way bearing (33), rubber sleeve (34) and two protruding piece (31), two the upper surface at ejector block (21) is all fixed in protruding piece (31), two one-way bearing (33) joint respectively is on two sides that two protruding pieces (31) are mutually up, activity roller (32) rotate through one-way bearing (33) and install between two protruding pieces (31), rubber sleeve (34) cup joint on activity roller (32), a plurality of location blind holes (35) have been seted up to the lateral surface of activity roller (32), the internal surface of rubber sleeve (34) be provided with location blind hole (35) assorted a plurality of location arch (36), and the surface of rubber sleeve (34) is provided with anti-skidding line.
7. The apparatus for chopping plastic articles according to claim 1, characterized in that: the elastic support assembly comprises a gas spring (42), a pressing plate (43) and a silica gel pad (44), the top end of the gas spring (42) is installed on the lower surface of the movable plate (3), the pressing plate (43) is fixed at the bottom end of the gas spring (42), and the silica gel pad (44) is fixed on the lower surface of the pressing plate (43).
8. The apparatus for chopping plastic articles according to claim 4, characterized in that: the outer side of the first transmission shaft (10) is provided with a first shell (13), two ends of the first shell (13) are fixedly connected with the rectangular cylinder (2) and the double-output-shaft speed reduction motor (4) respectively, the top end of the first shell (13) is fixedly connected with the lower surface of the working table plate (1), a second shell (28) is arranged on the outer side of the second transmission shaft (14), the two square frames (23) are located inside the second shell (28), the top end of the second shell (28) is fixedly connected with the lower surface of the working table plate (1), two sliding rails (29) are fixed on the inner bottom surface of the second shell (28), and a second sliding block (30) matched with the sliding rails (29) is fixed on the lower surface of the square frame (23).
9. The cutoff method of the cutoff apparatus for the plastic products according to any one of claims 1 to 8, wherein: comprises the following steps of (a) carrying out,
s1, placing a thin plate made of plastic on the workbench plate (1), and adjusting the position of the thin plate so that the lower surface of the thin plate is in contact with the rubber sleeve (34);
s2, starting a double-output-shaft speed reducing motor (4) to drive a first transmission shaft (10) to rotate, then driving a reciprocating screw rod (5) to slowly rotate under the action of a first bevel gear (11) and a second bevel gear (12), so that a movable plate (3) can be driven to move downwards, and a cutting knife (9) is gradually moved towards a working table plate (1), in the process, a second transmission shaft (14) can slowly rotate under the action of a transmission assembly to drive teeth (27) on a cylinder (26) to be in contact with a second rack (25), so that a square frame (23) can be driven to move rightwards, and due to the action of a one-way bearing (33), a movable roller (32) can only perform one-way motion, so that the right-moving square frame (23) can drive a plastic sheet to move rightwards, the plastic sheet is moved to a specified length, the teeth (27) are separated from the second rack (25), and the movable plate (3) moves downwards to a certain height, the air spring (42) contracts and compresses the plastic thin plate by using the compression plate (43), the movable plate (3) continuously moves downwards, the cutting knife (9) cuts off the plastic thin plate, at the moment, the movable plate (3) moves downwards to the lowest point, the cutting knife (9) gradually rises under the action of the reciprocating screw rod (5), after the silica gel pad (44) is separated from the plastic thin plate, the teeth (27) are contacted with the first rack (24), the square frame (23) is pushed to move leftwards, the movable roller (32) can roll at the moment, so that the plastic thin plate can be kept in the original position, and the plastic thin plate is cut off equidistantly in a circulating manner;
s3, collecting and storing the cut plastic sheets at the designated positions.
CN202110059820.8A 2021-01-18 2021-01-18 Plastic product cutting equipment and cutting method thereof Withdrawn CN112959393A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110059820.8A CN112959393A (en) 2021-01-18 2021-01-18 Plastic product cutting equipment and cutting method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110059820.8A CN112959393A (en) 2021-01-18 2021-01-18 Plastic product cutting equipment and cutting method thereof

Publications (1)

Publication Number Publication Date
CN112959393A true CN112959393A (en) 2021-06-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110059820.8A Withdrawn CN112959393A (en) 2021-01-18 2021-01-18 Plastic product cutting equipment and cutting method thereof

Country Status (1)

Country Link
CN (1) CN112959393A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117228111A (en) * 2023-11-14 2023-12-15 江西圣昌科技有限公司 Capacitor automatic forming machine for centralized production of electric element control power supply

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117228111A (en) * 2023-11-14 2023-12-15 江西圣昌科技有限公司 Capacitor automatic forming machine for centralized production of electric element control power supply

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