CN113696250A

CN113696250A - Large plastic cutting machine in aspect of plastic machinery

Info

Publication number: CN113696250A
Application number: CN202111009076.7A
Authority: CN
Inventors: 张文德; 欧阳军
Original assignee: Anhui Kaifeng Plastic Machinery Co ltd
Current assignee: Anhui Kaifeng Intelligent Equipment Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-11-26
Anticipated expiration: 2041-08-31
Also published as: CN113696250B

Abstract

The invention discloses a large plastic cutting machine in the aspect of plastic machinery, which belongs to the technical field of plastic cutting and comprises a support, wherein a sleeve is fixedly arranged on the support, an intermittent feeding mechanism is arranged on the sleeve, a cutting mechanism matched with the intermittent feeding mechanism is arranged on the support, and a side plate is fixedly connected to one side of the support. The cylinder will be the reciprocating push-and-pull motion of circulation, thereby the first rotation piece of cooperation can drive the connecting plate with the use that the second rotated the piece and be the reciprocating rotation of circulation, thereby the use of cooperation side lever and second horizontal pole, can drive two sets of baffles and be the reciprocating rotation of circulation, and then the use of cooperation guide slot and guide arm can drive and correspond the slide and do upper and lower reciprocating motion, thereby it is reciprocating alternate movement about driving to correspond the baffle to do, and then can wait that the plastics pipeline that the cutting was waited to the multiunit separates at equidistant, thereby the purpose of intermittent type nature branch material has been realized, and then the development of the follow-up cutting operation of being convenient for.

Description

Large plastic cutting machine in aspect of plastic machinery

Technical Field

The invention relates to the technical field of plastic cutting, in particular to a large plastic cutting machine in the aspect of plastic machinery.

Background

Plastic tubing is a generic term for pipes made of plastic materials. The plastic pipeline has the characteristics of light dead weight, sanitation, safety, small water flow resistance, improvement of living environment, long service life, safety, convenience and the like, and is favored by the pipeline engineering industry.

Large-scale plastic conduit need cut the irregular face at its both ends when production processing, but the cutting machine that uses of current plastic conduit processing still has certain not enough, and traditional large-scale plastic cutting machine needs the manual work to carry out intermittent type pay-off and can't realize the cutting operation and get the synchronous development of material operation when using to reduced production efficiency, in addition, traditional large-scale plastic cutting machine can't ensure the planarization of cutting plane when carrying out the cutting operation, thereby reduced production technology.

Disclosure of Invention

In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides a large-scale plastic cutting machine in the aspect of plastic machinery, which comprises a support, wherein a sleeve is fixedly installed on the support, an intermittent feeding mechanism is arranged on the sleeve, a cutting mechanism matched with the intermittent feeding mechanism is arranged on the support, a side plate is fixedly connected to one side of the support, a driving mechanism matched with the cutting mechanism and the intermittent feeding mechanism is arranged on the side plate, a feeding plate is fixedly installed at one end of the support, one end of the feeding plate is communicated with the sleeve, and an intermittent distributing mechanism matched with the intermittent feeding mechanism is arranged on the feeding plate.

Preferably, the intermittent feeding mechanism comprises a first rotating rod and a special-shaped plate, the first rotating rod is rotatably inserted on the sleeve, the outer side of the first rotating rod is fixedly sleeved with the feeding roller, the feeding roller is provided with material receiving grooves distributed in an array manner, the inner side of the material receiving grooves is provided with vacuum suckers distributed in an array manner, one end of the first rotating rod penetrates through the sleeve, the tail end of the first rotating rod is fixedly sleeved with the special-shaped plate, the special-shaped plate is provided with limiting grooves and driving grooves distributed in an array manner, the limiting grooves and the driving grooves are distributed in a staggered manner, the special-shaped plate is fixedly arranged on the sleeve, a second rotating rod is rotatably inserted at the upper end of the special-shaped plate, one end of the second rotating rod, which is close to the special-shaped plate, is provided with a rotating disc, one side of the rotating disc, which is far away from the sleeve, is fixedly provided with a limiting ring, one side of the outer wall of the rotating disc, which is far away from the limiting ring, is provided with a side block, one side of the side block, which is far away from the sleeve, is provided with a driving rod, the outer wall of the limiting ring can be in contact with the inner wall of the limiting groove, and the driving rod can be movably clamped in the driving groove.

Preferably, cutting mechanism includes third bull stick and push ring, the third bull stick rotates and inserts the lower extreme of establishing at the abnormal shape board, and the third bull stick is close to telescopic one end fixedly connected with rotor, the one end of rotor is equipped with the push rod, the push ring slip card is established on the support that is close to abnormal shape board one side, the push rod activity card is established in the push ring, and the push ring keeps away from the U type piece that one side fixedly connected with symmetry of third bull stick set up, fixed mounting has first horizontal pole on the U type piece, the one end and the support sliding connection of push ring are kept away from to first horizontal pole, and fixed cover has two sets of U type framves on the first horizontal pole, the inboard upper end fixed mounting of U type frame has the heating wire.

Preferably, actuating mechanism includes the pillar, pillar fixed mounting is on the curb plate, and the upper end fixed mounting of pillar has the motor, the output fixedly connected with action wheel of motor, one side and the third bull stick fixed connection of action wheel, telescopic one end fixedly connected with from the driving wheel is kept away from to the second bull stick, the outside transmission from driving wheel and action wheel is equipped with the belt.

Preferably, the intermittent material distribution mechanism comprises a first U-shaped plate and a second U-shaped plate, the first U-shaped plate and the second U-shaped plate are fixedly mounted on the feeding plate, a first rotating part is rotatably mounted on the first U-shaped plate, an air cylinder is arranged at one end of the first rotating part, a second rotating part is fixedly connected at the output end of the air cylinder, symmetrically distributed side rods are arranged at one side of the first U-shaped plate close to the second U-shaped plate, a second cross rod is rotatably mounted at the inner side of one end of the side rod far away from the first U-shaped plate, symmetrically arranged guide plates are fixedly sleeved on the second cross rod, a connecting plate is arranged at the upper end of each guide plate, one end of each second rotating part is fixedly connected with the connecting plate, symmetrically arranged guide grooves are formed at two ends of each guide plate, symmetrically distributed sliding grooves are formed in the second U-shaped plate in a penetrating manner, and sliding plates are inserted in the sliding grooves, and adjacent to the upper end of the inner side of the sliding plate, a guide rod is fixedly arranged at the upper end of the inner side of the sliding plate, the guide rod is movably clamped in the guide groove, and adjacent to the bottom end of the sliding plate, a partition plate is fixedly connected with the bottom end of the sliding plate.

Preferably, one side upper end fixed mounting of support has the hopper that connects, the one end that connects the hopper is linked together with the sleeve, and connects the hopper to keep away from telescopic one end and run through the silo of getting of seting up the symmetry setting.

Preferably, the bottom end of the sleeve is provided with a through groove in a penetrating manner, the through groove is matched with the U-shaped frame and the heating wire, and the U-shaped frame and the heating wire are movably clamped in the through groove.

Preferably, the side of the push ring close to the sleeve is provided with symmetrically arranged T-shaped blocks, the support close to one side of the push ring is provided with a T-shaped groove, and the T-shaped blocks are slidably clamped in the T-shaped grooves.

The invention can separate a plurality of groups of plastic pipelines to be cut at equal intervals, thereby realizing the purpose of intermittent material distribution and facilitating the development of subsequent cutting operation. The synchronous development of the material receiving operation, the cutting operation and the material taking operation of the plastic pipeline to be cut can be realized, and the production efficiency is effectively improved. Can cut the both ends of waiting to cut plastic conduit fast, and can ensure that the cutting plane is more level and smooth, and then effectively improve production technology.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a large plastic cutting machine in a plastic machine aspect according to an embodiment of the present invention.

FIG. 2 is a schematic bottom view of the present invention.

Fig. 3 is a schematic view of the connection structure of the present invention.

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

FIG. 5 is an enlarged view of the structure at B in FIG. 3 according to the present invention.

FIG. 6 is an enlarged view of the structure at C in FIG. 3 according to the present invention.

FIG. 7 is a schematic view of the connection structure of the feeding plate and the intermittent distributing mechanism in the present invention.

FIG. 8 is an enlarged view of the structure shown at D in FIG. 7 according to the present invention.

Description of reference numerals: 1. a support; 11. a side plate; 12. a T-shaped groove; 2. a sleeve; 21. a through groove; 3. an intermittent feeding mechanism; 31. a first rotating lever; 32. a profiled plate; 33. a feed roller; 34. a material receiving groove; 35. a vacuum chuck; 36. a special-shaped disc; 37. a limiting groove; 38. a drive slot; 39. a second rotating rod; 310. a turntable; 311. a limiting ring; 312. a side block; 313. a drive rod; 4. a cutting mechanism; 41. a third rotating rod; 42. a push ring; 43. rotating the plate; 44. a push rod; 45. a U-shaped block; 46. a first cross bar; 47. a U-shaped frame; 48. an electric heating wire; 49. a T-shaped block; 5. a drive mechanism; 51. a pillar; 52. a motor; 53. a driving wheel; 54. a driven wheel; 55. a belt; 6. a feeding plate; 7. an intermittent material distributing mechanism; 71. a first U-shaped plate; 72. a second U-shaped plate; 73. a first rotating member; 74. a cylinder; 75. a second rotating member; 76. a side lever; 77. a second cross bar; 78. a guide plate; 79. a connecting plate; 710. a guide groove; 711. a chute; 712. a slide plate; 713. a guide bar; 714. a partition plate; 8. a receiving hopper; 81. a material taking groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1 to 8, the invention provides a large plastic cutting machine in the aspect of plastic machinery, which comprises a bracket 1, wherein a sleeve 2 is fixedly arranged on the bracket 1, an intermittent feeding mechanism 3 is arranged on the sleeve 2, a cutting mechanism 4 matched with the intermittent feeding mechanism 3 is arranged on the bracket 1, a side plate 11 is fixedly connected to one side of the bracket 1, a driving mechanism 5 matched with the cutting mechanism 4 and the intermittent feeding mechanism 3 is arranged on the side plate 11, a feeding plate 6 is fixedly arranged at one end of the bracket 1, one end of the feeding plate 6 is communicated with the sleeve 2, an intermittent material distributing mechanism 7 matched with the intermittent feeding mechanism 3 is arranged on the feeding plate 6, a receiving hopper 8 is fixedly arranged at the upper end of one side of the bracket 1, one end of the receiving hopper 8 is communicated with the sleeve 2, and one end of the receiving hopper 8, far away from the sleeve 2, is provided with symmetrically-arranged material taking grooves 81, the material taking groove 81 is arranged for use, and convenience is provided for taking the cut plastic pipeline.

The intermittent feeding mechanism 3 comprises a first rotating rod 31 and a special-shaped plate 32, the first rotating rod 31 is rotatably inserted on the sleeve 2, a feeding roller 33 is fixedly sleeved on the outer side of the first rotating rod 31, material receiving grooves 34 distributed in an array mode are formed in the feeding roller 33, vacuum suckers 35 distributed in an array mode are arranged on the inner side of the material receiving grooves 34, a vacuum generator matched with the vacuum suckers 35 is arranged inside the feeding roller 33, accordingly, a plastic pipeline to be cut can be sucked through the vacuum suckers 35, the prior art is provided, too much description is omitted, one end of the first rotating rod 31 penetrates through the sleeve 2, a special-shaped plate 36 is fixedly sleeved at the tail end of the sleeve, limit grooves 37 and driving grooves 38 distributed in an array mode are formed in the special-shaped plate 36, the limit grooves 37 and the driving grooves 38 are distributed in an interlaced mode, the special-shaped plate 32 is fixedly installed on the sleeve 2, and a second rotating rod 39 is rotatably inserted at the upper end of the special-shaped plate 32, one end of the second rotating rod 39 close to the special-shaped disc 36 is provided with a rotating disc 310, one side of the rotating disc 310 far away from the sleeve 2 is fixedly provided with a limiting ring 311, one side of the outer wall of the rotating disc 310 far away from the limiting ring 311 is provided with a side block 312, one side of the side block 312 far away from the sleeve 2 is provided with a driving rod 313, the outer wall of the limiting ring 311 can be in contact with the inner wall of the limiting groove 37, and the driving rod 313 can be movably clamped in the driving groove 38.

The cutting mechanism 4 comprises a third rotating rod 41 and a push ring 42, the third rotating rod 41 is rotatably inserted at the lower end of the special-shaped plate 32, a rotating plate 43 is fixedly connected to one end, close to the sleeve 2, of the third rotating rod 41, a push rod 44 is arranged at one end of the rotating plate 43, the push ring 42 is slidably clamped on the support 1 close to one side of the special-shaped plate 32, symmetrically arranged T-shaped blocks 49 are arranged at one side, close to the sleeve 2, of the push ring 42, a T-shaped groove 12 is formed in the support 1 close to one side of the push ring 42, the T-shaped blocks 49 are slidably clamped in the T-shaped grooves 12, and the T-shaped blocks 49 are matched with the T-shaped grooves 12 for use, so that the limiting and guiding effects are achieved on the movement adjustment of the push ring 42;

the movable card of push rod 44 is established in the throw-out collar 42, and throw-out collar 42 keeps away from the U type piece 45 that one side fixedly connected with symmetry of third bull stick 41 set up, fixed mounting has first horizontal pole 46 on the U type piece 45, the one end and the support 1 sliding connection of throw-out collar 42 are kept away from to first horizontal pole 46, and fixed the cup jointing has two sets of U type framves 47 on the first horizontal pole 46, the inboard upper end fixed mounting of U type frame 47 has heating wire 48, and be equipped with the heater that uses with the cooperation of heating wire 48 on the support 1, thereby can continuously heat heating wire 48, the bottom of sleeve 2 runs through and sets up logical groove 21 with U type frame 47 and the cooperation of heating wire 48 use, U type frame 47 and heating wire 48 activity card are established in logical groove 21, the normal development of cutting operation has been ensured in the setting up of logical groove 21.

The driving mechanism 5 comprises a supporting column 51, the supporting column 51 is fixedly installed on the side plate 11, and the upper end of the supporting column 51 is fixedly installed with a motor 52, in the scheme: the type Y80M1-2 is preferably selected to the motor 52, the power supply interface of motor passes through the switch and connects the power supply system, motor 52 operation circuit is conventional motor 52 positive and negative rotation control program, the circuit operation is current conventional circuit, the circuit and the control that relate to in this scheme are prior art, do not have here too much repeated description, the output fixedly connected with action wheel 53 of motor 52, one side and the third bull stick 41 fixed connection of action wheel 53, the one end fixedly connected with follow driving wheel 54 that the sleeve 2 was kept away from to second bull stick 39, follow driving wheel 54 is equipped with belt 55 with the outside transmission of action wheel 53.

The intermittent distributing mechanism 7 comprises a first U-shaped plate 71 and a second U-shaped plate 72, wherein the first U-shaped plate 71 and the second U-shaped plate 72 are fixedly arranged on the feeding plate 6, a first rotating member 73 is rotatably arranged on the first U-shaped plate 71, an air cylinder 74 is arranged at one end of the first rotating member 73, a second rotating member 75 is fixedly connected to the output end of the air cylinder 74, symmetrically-distributed side rods 76 are arranged at one side of the first U-shaped plate 71 close to the second U-shaped plate 72, a second cross rod 77 is rotatably arranged at the inner side of one end of each side rod 76 far away from the first U-shaped plate 71, symmetrically-arranged guide plates 78 are fixedly sleeved on the second cross rods 77, a connecting plate 79 is arranged at the upper end of each guide plate 78, one end of each second rotating member 75 is fixedly connected with the connecting plate 79, symmetrically-arranged guide grooves 710 are formed at two ends of each guide plate 78, symmetrically-distributed slide grooves 711 are formed in each second U-shaped plate 72 in a penetrating manner, and slide plates 712 are slidably inserted in each slide groove 711, the upper end of the inner side of the adjacent sliding plate 712 is fixedly provided with a guide rod 713, the guide rod 713 is movably clamped in the guide groove 710, and the bottom end of the adjacent sliding plate 712 is fixedly connected with a partition 714.

When the device is used, a user can open the air cylinder 74, the motor 52, the vacuum generator and the heater and convey the plastic pipeline to be cut to the feeding plate 6 through the external conveying mechanism, then the plastic pipeline to be cut rolls to one side of the sleeve 2 along the feeding plate 6, at the moment, the air cylinder 74 performs reciprocating push-pull motion, so that the first rotating piece 73 and the second rotating piece 75 are matched to drive the connecting plate 79 to perform reciprocating rotation, the side bars 76 and the second cross bar 77 are matched to drive the two groups of guide plates 78 to perform reciprocating rotation, the corresponding sliding plates 712 are driven to perform reciprocating movement up and down by matching with the guide grooves 710 and the guide rods 713, the corresponding partition plates 714 are driven to perform reciprocating movement up and down, and a plurality of groups of plastic pipelines to be cut can be equally spaced, so that the purpose of intermittent material distribution is realized, thereby facilitating the development of subsequent cutting operation;

then the plastic pipeline to be cut is guided into the sleeve 2 by the feeding plate 6, the plastic pipeline to be cut is clamped in the corresponding material receiving groove 34 and is adsorbed and fixed by the vacuum chuck 35, meanwhile, the motor 52 drives the driving wheel 53 to rotate, so that the driven wheel 54 is driven to rotate by the belt 55, the turntable 310 is driven to rotate by the second rotating rod 39, the limiting ring 311 and the side block 312 synchronously rotate along with the limiting ring, and the driving rod 313 synchronously rotates along with the side block 312, so that the limiting groove 37 and the driving groove 38 are matched, the first rotating rod 31 can be driven to intermittently rotate by the special-shaped disc 36, the plastic pipeline to be cut is driven to intermittently rotate by the feeding roller 33, the material receiving operation, the cutting operation and the material taking operation of the plastic pipeline to be cut can be synchronously carried out, and the production efficiency is effectively improved;

in addition, action wheel 53 will drive the commentaries on classics board 43 through third bull stick 41 and rotate, thereby drive push rod 44 and rotate, and the use of cooperation throw-out collar 42 can drive U type piece 45 and do upper and lower circulation reciprocating motion, thereby drive U type frame 47 through first horizontal pole 46 and do upper and lower circulation reciprocating motion, and then drive heating wire 48 and do upper and lower circulation reciprocating motion, thereby can cut the both ends quick cutting of waiting to cut plastic conduit, and can ensure that the cutting plane is more level and more smooth, and then effectively improved production technology, the plastic conduit after the cutting will be leading-in later to connect hopper 8, the user takes it off at last can.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a large-scale plastics cutting machine in plastics machinery aspect, includes support (1), its characterized in that: fixed mounting has sleeve (2) on support (1), be equipped with intermittent type feeding mechanism (3) on sleeve (2), and be equipped with on support (1) and cooperate cutting mechanism (4) that use with intermittent type feeding mechanism (3), one side fixedly connected with curb plate (11) of support (1), be equipped with on curb plate (11) and cooperate actuating mechanism (5) that use with cutting mechanism (4) and intermittent type feeding mechanism (3), the one end fixed mounting of support (1) has feed plate (6), the one end and sleeve (2) of feed plate (6) are linked together, and are equipped with on feed plate (6) and cooperate intermittent type feed mechanism (7) that use with intermittent type feeding mechanism (3).

2. The large plastic cutting machine for the plastic machinery aspect according to claim 1, characterized in that the intermittent feeding mechanism (3) comprises a first rotating rod (31) and a special-shaped plate (32), the first rotating rod (31) is rotatably inserted into the sleeve (2), a feeding roller (33) is fixedly sleeved on the outer side of the first rotating rod (31), the feeding roller (33) is provided with receiving grooves (34) distributed in an array manner, the inner side of the receiving grooves (34) is provided with vacuum suction cups (35) distributed in an array manner, one end of the first rotating rod (31) penetrates through the sleeve (2) and is fixedly sleeved with a special-shaped disc (36) at the tail end thereof, the special-shaped disc (36) is provided with limiting grooves (37) and driving grooves (38) distributed in an array manner, the limiting grooves (37) and the driving grooves (38) are distributed in a staggered manner, the special-shaped plate (32) is fixedly installed on the sleeve (2), and the upper end of special-shaped board (32) is rotated and is inserted and be equipped with second bull stick (39), the one end that second bull stick (39) are close to special-shaped dish (36) is equipped with carousel (310), one side fixed mounting that sleeve (2) were kept away from in carousel (310) has spacing ring (311), and one side that spacing ring (311) were kept away from to carousel (310) outer wall is equipped with side piece (312), one side that sleeve (2) were kept away from in side piece (312) is equipped with actuating lever (313), the outer wall of spacing ring (311) can contact with the inner wall of spacing groove (37), and actuating lever (313) can the activity card establish in drive groove (38).

3. The large plastic cutting machine for the plastic machinery aspect according to claim 2, characterized in that the cutting mechanism (4) comprises a third rotating rod (41) and a push ring (42), the third rotating rod (41) is rotatably inserted into the lower end of the special-shaped plate (32), one end of the third rotating rod (41) close to the sleeve (2) is fixedly connected with a rotating plate (43), one end of the rotating plate (43) is provided with a push rod (44), the push ring (42) is slidably clamped on the bracket (1) close to one side of the special-shaped plate (32), the push rod (44) is movably clamped in the push ring (42), one side of the push ring (42) far away from the third rotating rod (41) is fixedly connected with symmetrically arranged U-shaped blocks (45), the U-shaped blocks (45) are fixedly provided with a first cross rod (46), one end of the first cross rod (46) far away from the push ring (42) is slidably connected with the bracket (1), and two groups of U-shaped frames (47) are fixedly sleeved on the first cross rod (46), and the upper ends of the inner sides of the U-shaped frames (47) are fixedly provided with electric heating wires (48).

4. A large-scale plastic cutting machine in plastic machinery according to claim 3, characterized in that the driving mechanism (5) comprises a pillar (51), the pillar (51) is fixedly installed on the side plate (11), a motor (52) is fixedly installed at the upper end of the pillar (51), the output end of the motor (52) is fixedly connected with a driving wheel (53), one side of the driving wheel (53) is fixedly connected with a third rotating rod (41), one end of the second rotating rod (39) far away from the sleeve (2) is fixedly connected with a driven wheel (54), and a belt (55) is arranged between the driven wheel (54) and the driving wheel (53) in a transmission manner.

5. The large plastic cutting machine in the aspect of plastic machinery in claim 1, characterized in that the intermittent distribution mechanism (7) comprises a first U-shaped plate (71) and a second U-shaped plate (72), the first U-shaped plate (71) and the second U-shaped plate (72) are both fixedly installed on the feeding plate (6), a first rotating member (73) is rotatably installed on the first U-shaped plate (71), an air cylinder (74) is arranged at one end of the first rotating member (73), a second rotating member (75) is fixedly connected to the output end of the air cylinder (74), symmetrically distributed side bars (76) are arranged at one side of the first U-shaped plate (71) close to the second U-shaped plate (72), a second cross bar (77) is rotatably installed at the inner side of one end of the side bar (76) far away from the first U-shaped plate (71), and symmetrically arranged guide plates (78) are fixedly sleeved on the second cross bar (77), the upper end of baffle (78) is equipped with connecting plate (79), the second rotates the one end and the connecting plate (79) fixed connection of piece (75), guide slot (710) that the symmetry set up are seted up at the both ends of baffle (78), run through spout (711) of seting up symmetric distribution on second U template (72), it is equipped with slide (712) to slide to insert in spout (711), and is adjacent the inboard upper end fixed mounting of slide (712) has guide arm (713), guide arm (713) activity card is established in guide slot (710), and is adjacent the bottom fixedly connected with baffle (714) of slide (712).

6. The large plastic cutting machine in the aspect of plastic machinery according to claim 1, characterized in that a receiving hopper (8) is fixedly installed at the upper end of one side of the support (1), one end of the receiving hopper (8) is communicated with the sleeve (2), and symmetrically arranged material taking grooves (81) are formed through one end of the receiving hopper (8) far away from the sleeve (2).

7. A large plastic cutting machine in plastic machinery according to claim 3, characterized in that the bottom end of the sleeve (2) is provided with a through groove (21) for matching with the U-shaped frame (47) and the heating wire (48), and the U-shaped frame (47) and the heating wire (48) are movably clamped in the through groove (21).

8. A large-scale plastic cutting machine in plastic machinery according to claim 3, characterized in that the side of the push ring (42) near the sleeve (2) is provided with symmetrically arranged T-shaped blocks (49), the support (1) near the side of the push ring (42) is provided with a T-shaped groove (12), and the T-shaped blocks (49) are slidably clamped in the T-shaped groove (12).