CN113843838A - PVC tubular product cutting mechanism - Google Patents
PVC tubular product cutting mechanism Download PDFInfo
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- CN113843838A CN113843838A CN202111148445.0A CN202111148445A CN113843838A CN 113843838 A CN113843838 A CN 113843838A CN 202111148445 A CN202111148445 A CN 202111148445A CN 113843838 A CN113843838 A CN 113843838A
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- rotation
- synchronizing wheel
- revolution
- synchronizing
- saw blade
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- 238000005520 cutting process Methods 0.000 title claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 27
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 2
- 239000004800 polyvinyl chloride Substances 0.000 abstract 2
- 238000003825 pressing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 230000009545 invasion Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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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
- 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
- B26D1/12—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 cutting member moving about an axis
- B26D1/14—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 cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—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 cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
- B26D1/16—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 cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis mounted on a movable arm or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/001—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/22—Tubes or pipes, i.e. rigid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention provides a PVC (polyvinyl chloride) pipe cutting mechanism which comprises a first rotary table, a first rotary shaft, an autorotation driving mechanism, a swing arm, a second rotary shaft, a first autorotation synchronizing wheel, a saw blade synchronizing piece, a saw blade, a second rotary table, a fixing piece, a feeding driving mechanism and a revolution driving mechanism, wherein the first rotary shaft is rotatably arranged on the first rotary table in a penetrating way, and the autorotation driving mechanism is connected with the first rotary shaft; one end of the swing arm is rotatably sleeved on the first rotating shaft, the second rotating shaft is rotatably arranged at the other end of the swing arm in a penetrating way, and the first autorotation synchronizing wheel is arranged on the first rotating shaft; the saw blade synchronizing wheel is arranged on the second rotating shaft, the saw blade synchronizing piece is wound on the first autorotation synchronizing wheel and the saw blade synchronizing wheel, and the saw blade is connected with the second rotating shaft; the fixing piece is fixedly connected between the first rotating disc and the second rotating disc; the feeding driving mechanism is connected with the swing arm and can drive the swing arm to swing around a first rotating shaft, and the revolution driving mechanism is connected with the first rotating disc and can drive the first rotating disc to rotate.
Description
Technical Field
The invention relates to the technical field of pipe extrusion production, in particular to a PVC pipe cutting mechanism.
Background
The PVC pipe cutting machine is used for a PVC pipe extrusion production line and is used for cutting the extruded pipe into a set length. Due to the physical properties of PVC tubing, it is typically cut with a saw blade. When the diameter of the PVC pipe is large, the cutting arm and the motor which drive the saw blade to rotate need to perform revolution movement around the pipe continuously in the cutting process, and because a cable powered by the motor cannot always follow the revolution, an electric slip ring is generally used for providing power for the saw blade motor at the position, and a hydraulic power unit is used for providing feeding movement of the cutting arm. And the prior art solution to PVC tubular product cutting in market, because structural configuration occupation space is great, the cutting box is very heavy. In addition, in the use process, due to the reasons of sliding ring abrasion or foreign matter invasion and the like, faults such as poor sliding ring contact or gear ring transmission clamping and the like often occur, and the normal work of the extrusion production line is influenced.
Therefore, it is necessary to provide a PVC pipe cutting mechanism to solve the problems of poor contact of the slip ring, or gear ring transmission jam, etc. caused by the abrasion of the electrical slip ring or the intrusion of foreign matters, etc. during the use of the conventional equipment.
Disclosure of Invention
The invention aims to provide a PVC pipe cutting mechanism with high reliability and low failure rate, which is used for solving the problems of poor sliding ring contact, gear ring transmission blocking and the like caused by the abrasion of an electric sliding ring or the invasion of foreign matters and the like in the use process of the traditional equipment.
In order to achieve the purpose, the invention provides a PVC pipe cutting mechanism, which comprises a first rotary table, a first rotary shaft, an autorotation driving mechanism, a swing arm, a second rotary shaft, a first autorotation synchronizing wheel, a saw blade synchronizing piece, a saw blade, a second rotary table, a fixing piece, a feeding driving mechanism and a revolution driving mechanism, wherein the first rotary shaft is rotatably arranged on the first rotary table in a penetrating way, and the autorotation driving mechanism is connected with the first rotary shaft and can drive the first rotary shaft to rotate; one end of the swing arm is rotatably sleeved on the first rotating shaft, the second rotating shaft is rotatably arranged at the other end of the swing arm in a penetrating manner, the first autorotation synchronizing wheel is arranged on the first rotating shaft, and the first rotating shaft can drive the first autorotation synchronizing wheel to rotate; the saw blade synchronizing wheel is arranged on the second rotating shaft, the saw blade synchronizing piece is wound on the first autorotation synchronizing wheel and the saw blade synchronizing wheel, the saw blade is connected with the second rotating shaft, and the rotation of the first autorotation synchronizing wheel can drive the saw blade synchronizing wheel to rotate through the saw blade synchronizing piece, so that the second rotating shaft is driven to rotate together with the saw blade; the second turntable and the first turntable are arranged at intervals, and the fixing piece is fixedly connected between the first turntable and the second turntable; the feeding driving mechanism is arranged on the second rotary table, the feeding driving mechanism is connected with the swing arm and can drive the swing arm to swing around the first rotary shaft, and the revolution driving mechanism is connected with the first rotary table and can drive the first rotary table to rotate.
Preferably, the rotation driving mechanism includes a saw blade rotation motor and a rotation transmission assembly, the saw blade rotation motor is connected to the rotation transmission assembly, the rotation transmission assembly is connected to the first rotating shaft, and the saw blade rotation motor drives the rotation transmission assembly to move, so that the rotation transmission assembly drives the first rotating shaft to rotate.
Preferably, the rotation transmission assembly includes a second rotation synchronizing wheel, a third rotation synchronizing wheel, a rotation synchronizing member, a rotation synchronizing gear, a fourth rotation synchronizing wheel, a fifth rotation synchronizing wheel and a double-sided tooth synchronous belt, the autorotation synchronous gear is rotatably arranged on the first turntable, the saw blade autorotation motor is connected with the second autorotation synchronous wheel, the third autorotation synchronizing wheel is fixedly connected with the autorotation synchronizing gear, the autorotation synchronizing part is wound on the second autorotation synchronizing wheel and the third autorotation synchronizing wheel, the fourth autorotation synchronizing wheel is sleeved on the first rotating shaft, the fifth autorotation synchronizing wheel is rotatablely arranged on the first rotating disc, the double-sided tooth synchronous belt is wound on the fourth autorotation synchronous wheel and the fifth autorotation synchronous wheel and is meshed with the autorotation synchronous gear; the saw blade rotation motor drives the second rotation synchronous wheel to rotate, the second rotation synchronous wheel drives the third rotation synchronous wheel to rotate through the rotation synchronous piece, the third rotation synchronous wheel rotates to drive the rotation synchronous gear to rotate, the rotation synchronous gear drives the fourth rotation synchronous wheel to rotate through the double-sided tooth synchronous belt, and the fourth rotation synchronous wheel rotates to drive the first rotating shaft to rotate.
Preferably, the feeding driving mechanism comprises a feeding driving mechanism, a fixed seat, a shifting fork, a sliding sleeve, a sliding rod and a link mechanism, wherein an output end of the feeding driving mechanism is pivoted with one end of the shifting fork, the middle part of the shifting fork is pivoted on the fixed seat, the sliding sleeve is slidably sleeved on the second rotary table along the axial direction of the second rotary table, the sliding sleeve is provided with a groove along the circumferential direction of the sliding sleeve, the other end of the shifting fork is movably inserted in the groove, one end of the sliding rod penetrates through the second rotary table and is fixedly connected with the sliding sleeve, the other end of the sliding rod is movably inserted on the first rotary table, one end of the link mechanism is pivoted with the sliding rod, and the other end of the link mechanism is pivoted with the swing arm; the feed driving mechanism stretches and pushes the shifting fork to move, so that the shifting fork pushes the sliding sleeve to slide, the sliding sleeve slides to drive the sliding rod to move, the sliding rod moves to drive the link mechanism to move, and the link mechanism moves to drive the swing arm to swing around the first rotating shaft.
Preferably, the end of the shifting fork is provided with a shifting fork roller, and the shifting fork roller can be arranged in the groove in a rolling manner.
Preferably, the link mechanism comprises a pressing rod, a swinging rod and a connecting rod, one end of the pressing rod is pivoted with the pressing rod, the other end of the pressing rod is pivoted with the middle part of the swinging rod, one end of the swinging rod is pivoted with the second turntable, the other end of the swinging rod is pivoted with one end of the connecting rod, and the other end of the connecting rod is pivoted with the swinging arm; the slide rod slides to drive the press rod to swing, so that the press rod drives the swing rod to swing, the swing rod swings to drive the connecting rod to swing, and the connecting rod pulls the swing arm to swing.
Preferably, the feed driving mechanism is a cylinder.
Preferably, the revolution driving mechanism comprises a rotary disc revolution motor, a first revolution synchronizing wheel, a second revolution synchronizing wheel and a revolution synchronizing member, wherein the output end of the rotary disc revolution motor is connected with the first revolution synchronizing wheel, the second revolution synchronizing wheel is fixedly connected with the first rotary disc, and the revolution synchronizing member is wound on the first revolution synchronizing wheel and the second revolution synchronizing wheel; the first revolution synchronizing wheel is driven to rotate by the revolution motor of the rotary table, the first revolution synchronizing wheel drives the second revolution synchronizing wheel to rotate through the revolution synchronizing piece, and the second revolution synchronizing wheel drives the first rotary table to rotate.
Preferably, the first rotating disc is provided with a first through hole for accommodating a pipe along the axial direction of the first rotating disc, and the second rotating disc is provided with a second through hole for accommodating a pipe along the axial direction of the second rotating disc.
Compared with the prior art, the PVC pipe cutting mechanism solves the problems of poor sliding ring contact or gear ring transmission blocking and the like caused by electric sliding ring abrasion or foreign matter invasion and the like in the using process of the traditional equipment. And the power transmission of the revolution and rotation of the saw blade is mechanical structure transmission, thereby improving the reliability and reducing the failure rate.
Drawings
Fig. 1 is a schematic perspective view of the PVC pipe cutting mechanism of the present invention.
Fig. 2 is a schematic perspective view of another angle of the PVC pipe cutting mechanism of the present invention.
FIG. 3 is a schematic structural view of the PVC pipe cutting mechanism of the present invention with a portion of the structure removed.
Fig. 4 is a right side view of fig. 3.
Fig. 5 is a cross-sectional view a-a of fig. 4.
Detailed Description
In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.
Referring to fig. 1 to 3, a PVC pipe cutting mechanism 100 of the present invention includes a first turntable 1, a first rotating shaft 2, a rotation driving mechanism 3, a swing arm 41, a second rotating shaft 42, a first rotation synchronizing wheel 43, a saw blade synchronizing wheel 44, a saw blade synchronizing member 45, a saw blade 46, a second turntable 5, a fixing member 6, a feeding driving mechanism 7 and a revolution driving mechanism 8, wherein the first rotating shaft 2 is rotatably disposed on the first turntable 1, and the rotation driving mechanism 3 is connected with the first rotating shaft 2 and can drive the first rotating shaft 2 to rotate; one end of the swing arm 41 is rotatably sleeved on the first rotating shaft 2, the second rotating shaft 42 is rotatably penetrated through the other end of the swing arm 41, the first autorotation synchronizing wheel 43 is arranged on the first rotating shaft 2, and the first rotating shaft 2 rotates to drive the first autorotation synchronizing wheel 43 to rotate; the saw blade synchronizing wheel 44 is arranged on the second rotating shaft 42, the saw blade synchronizing piece 45 is wound on the first rotation synchronizing wheel 43 and the saw blade synchronizing wheel 44, the saw blade 46 is connected with the second rotating shaft 42, and the rotation of the first rotation synchronizing wheel 43 can drive the saw blade synchronizing wheel 44 to rotate through the saw blade synchronizing piece 45, so that the second rotating shaft 42 is driven to rotate together with the saw blade 46; the second rotating disc 5 and the first rotating disc 1 are arranged at intervals, and the fixing piece 6 is fixedly connected between the first rotating disc 1 and the second rotating disc 5; the feeding driving mechanism 7 is disposed on the second turntable 5, the feeding driving mechanism 7 is connected to the swing arm 41 and can drive the swing arm 41 to swing around the first rotation axis 2, and the revolving driving mechanism 8 is connected to the first turntable 1 and can drive the first turntable 1 to rotate.
Referring to fig. 2 and 3, the first rotating disc 1 is provided with a first through hole 11 along the axial direction thereof for accommodating a pipe, and the second rotating disc 5 is provided with a second through hole 51 along the axial direction thereof for accommodating a pipe. The first turntable 1 and the second turntable 5 are arranged concentrically.
Referring to fig. 1 and 3, the rotation driving mechanism 3 includes a saw blade rotation motor 31 and a rotation transmission assembly 32, the saw blade rotation motor 31 is connected to the rotation transmission assembly 32, the rotation transmission assembly 32 is connected to the first rotating shaft 2, and the saw blade rotation motor 31 drives the rotation transmission assembly 32 to move, so that the rotation transmission assembly 32 drives the first rotating shaft 2 to rotate. In this embodiment, the rotation transmission assembly 32 includes a second rotation synchronizing wheel 321, a third rotation synchronizing wheel 322, a rotation synchronizing member 323, a rotation synchronizing gear 324, a fourth rotation synchronizing wheel 325, a fifth rotation synchronizing wheel 326 and a double-sided tooth synchronous belt 327, the rotation synchronizing gear 324 is rotatably disposed on the first turntable 1, the saw blade rotation motor 31 is connected to the second rotation synchronizing wheel 321, the third rotation synchronizing wheel 322 is fixedly connected to the rotation synchronizing gear 324, the rotation synchronizing member 323 is wound around the second rotation synchronizing wheel 321 and the third rotation synchronizing wheel 322, the fourth rotation synchronizing wheel 325 is sleeved on the first rotating shaft 2, the fifth rotation synchronizing wheel 326 is rotatably disposed on the first turntable 1, the double-sided tooth synchronous belt 327 is wound around the fourth rotation synchronizing wheel 325 and the fifth rotation synchronizing wheel 326, and the double-sided tooth synchronous belt 327 is engaged with the rotation synchronizing gear 324; the second rotation synchronizing wheel 321 is driven to rotate by the blade rotation motor 31, the second rotation synchronizing wheel 321 drives the third rotation synchronizing wheel 322 to rotate through the rotation synchronizing member 323, the third rotation synchronizing wheel 322 drives the rotation synchronizing gear 324 to rotate, the rotation synchronizing gear 324 drives the fourth rotation synchronizing wheel 325 to rotate through the double-sided tooth synchronizing belt 327, and the fourth rotation synchronizing wheel 325 drives the first rotating shaft 2 to rotate.
Referring to fig. 2, fig. 4 and fig. 5, in the present embodiment, the feeding driving mechanism 7 includes a feeding driving mechanism 71, a fixed seat 72, a shifting fork 73, a sliding sleeve 74, a sliding rod 75 and a link mechanism 76, an output end of the feeding driving mechanism 71 is pivotally connected to one end of the shifting fork 73, a middle portion of the shifting fork 73 is pivotally connected to the fixed seat 72, the sliding sleeve 74 is slidably sleeved on the second rotary disk 5 along an axial direction of the second rotary disk 5, the sliding sleeve 74 is provided with a groove 741 along a circumferential direction thereof, another end of the shifting fork 73 is movably inserted into the groove 741, one end of the sliding rod 75 penetrates through the second rotary disk 5 and is fixedly connected to the sliding sleeve 74, another end of the sliding rod 75 is movably inserted into the first rotary disk 1, one end of the link mechanism 76 is pivotally connected to the sliding rod 75, and another end of the link mechanism 76 is pivotally connected to the swing arm 41; the feed driving mechanism 71 stretches and pushes the shifting fork 73 to move, so that the shifting fork 73 pushes the sliding sleeve 74 to slide, the sliding sleeve 74 slides to drive the sliding rod 75 to move, the sliding rod 75 moves to drive the link mechanism 76 to move, and the link mechanism 76 moves to drive the swing arm 41 to swing around the first rotating shaft 2. Specifically, the groove 741 may be a circular groove, but not limited thereto, and for example, the groove 741 may also be a semi-circular groove. Further, a fork roller 731 is disposed at an end of the fork 73, and the fork roller 731 is rollably disposed in the groove 741. Specifically, the link mechanism 76 includes a pressing rod 761, a swinging rod 762 and a connecting rod 763, one end of the pressing rod 761 is pivoted with the sliding rod 75, the other end of the pressing rod 761 is pivoted with the middle part of the swinging rod 762, one end of the swinging rod 762 is pivoted with the second turntable 5, the other end of the swinging rod 762 is pivoted with one end of the connecting rod 763, and the other end of the connecting rod 763 is pivoted with the swinging arm 41; the sliding rod 75 slides to drive the pressing rod 761 to swing, so that the pressing rod 761 drives the swinging rod 762 to swing, the swinging rod 762 swings to drive the connecting rod 763 to swing, and the connecting rod 763 pulls the swinging arm 41 to swing. The feeding driving mechanism 71 is a cylinder, but not limited thereto, for example, the feeding driving mechanism 71 may also be a conventional hydraulic cylinder.
Referring to fig. 1, the revolution driving mechanism 8 includes a turntable revolution motor 81, a first revolution synchronizing wheel 82, a second revolution synchronizing wheel 83 and a revolution synchronizing member 84, an output end of the turntable revolution motor 81 is connected to the first revolution synchronizing wheel 82, the second revolution synchronizing wheel 83 is fixedly connected to the first turntable 1, and the revolution synchronizing member 84 is wound around the first revolution synchronizing wheel 82 and the second revolution synchronizing wheel 83; the first revolving synchronizing wheel 82 is driven to rotate by the turntable revolving motor 81, the first revolving synchronizing wheel 82 drives the second revolving synchronizing wheel 83 to rotate through the revolving synchronizing member 84, and the second revolving synchronizing wheel 83 drives the first turntable 1 to rotate. Specifically, the second revolving synchronizing wheel 83 is also provided with a through hole for accommodating a pipe. The second revolving synchronizing wheel 83 is arranged coaxially with the first rotating disk 1. .
With reference to fig. 1 to 5, the PVC pipe cutting mechanism 100 of the present invention has the following specific working principle:
rotation of the saw blade 46: the blade rotation motor 31 drives the second rotation synchronizing wheel 321 to rotate, the second rotation synchronizing wheel 321 drives the third rotation synchronizing wheel 322 to rotate through the rotation synchronizing member 323, the third rotation synchronizing wheel 322 rotates to drive the rotation synchronizing gear 324 to rotate, the rotation synchronizing gear 324 drives the fourth rotation synchronizing wheel 325 to rotate through the double-sided tooth synchronizing belt 327, the fourth rotation synchronizing wheel 325 rotates to drive the first rotation shaft 2 to rotate, the first rotation shaft 2 rotates to drive the first rotation synchronizing wheel 43 to rotate, the rotation of the first rotation synchronizing wheel 43 can drive the blade rotation synchronizing wheel 44 to rotate through the blade synchronizing member 45, so as to drive the second rotation shaft 42 to rotate together with the blade 46, and the blade 46 is enabled to rotate.
Revolution of the saw blade 46 and the turntable: the turntable revolution motor 81 drives the first revolution synchronizing wheel 82 to rotate, the first revolution synchronizing wheel 82 drives the second revolution synchronizing wheel 83 to rotate through the revolution synchronizing member 84, the second revolution synchronizing wheel 83 rotates to drive the first turntable 1 to rotate, and the second turntable 5 rotates along with the first turntable 1, so that the revolution motion of the turntable is realized.
The saw blade 46 performs a feeding motion from the outer diameter direction to the inner diameter direction of the pipe: the feed driving mechanism 71 stretches and retracts to push the shifting fork 73 to move, the shifting fork 73 pushes the sliding sleeve 74 to reciprocate in the axial direction of the second rotating disc 5 through a shifting fork roller 731 on the shifting fork 73, the sliding sleeve 74 is connected with the sliding rod 75, the sliding rod 75 can reciprocate axially along with the sliding sleeve 74, the sliding rod 75 can drive a pressing rod 761 of the connecting rod mechanism 76 to swing, the pressing rod 761 drives the swinging rod 762 to swing up and down in the swinging process, the swinging rod 762 drives the connecting rod 763 to move up and down in the swinging process, and the connecting rod 763 pulls the swinging arm 41 to swing up and down, so that the saw blade 46 on the swinging arm 41 can perform cutting feeding action, and the purpose of cutting pipes is achieved.
In conclusion, the PVC pipe cutting mechanism 100 of the invention solves the problems of poor slip ring contact or gear ring transmission locking and the like caused by electrical slip ring abrasion or foreign matter invasion and the like in the use process of the traditional equipment. And the power transmission of the revolution and rotation motion of the saw blade 46 is mechanical structure transmission, thereby improving the reliability and reducing the failure rate.
The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.
Claims (9)
1. A PVC pipe cutting mechanism is characterized by comprising a first rotary table, a first rotary shaft, a rotation driving mechanism, a swing arm, a second rotary shaft, a first rotation synchronizing wheel, a saw blade synchronizing piece, a saw blade, a second rotary table, a fixing piece, a feeding driving mechanism and a revolution driving mechanism, wherein the first rotary shaft is rotatably arranged on the first rotary table in a penetrating way, and the rotation driving mechanism is connected with the first rotary shaft and can drive the first rotary shaft to rotate; one end of the swing arm is rotatably sleeved on the first rotating shaft, the second rotating shaft is rotatably arranged at the other end of the swing arm in a penetrating manner, the first autorotation synchronizing wheel is arranged on the first rotating shaft, and the first rotating shaft can drive the first autorotation synchronizing wheel to rotate; the saw blade synchronizing wheel is arranged on the second rotating shaft, the saw blade synchronizing piece is wound on the first autorotation synchronizing wheel and the saw blade synchronizing wheel, the saw blade is connected with the second rotating shaft, and the rotation of the first autorotation synchronizing wheel can drive the saw blade synchronizing wheel to rotate through the saw blade synchronizing piece, so that the second rotating shaft is driven to rotate together with the saw blade; the second turntable and the first turntable are arranged at intervals, and the fixing piece is fixedly connected between the first turntable and the second turntable; the feeding driving mechanism is arranged on the second rotary table, the feeding driving mechanism is connected with the swing arm and can drive the swing arm to swing around the first rotary shaft, and the revolution driving mechanism is connected with the first rotary table and can drive the first rotary table to rotate.
2. The PVC pipe cutting mechanism according to claim 1, wherein the rotation driving mechanism comprises a saw blade rotation motor and a rotation transmission assembly, the saw blade rotation motor is connected with the rotation transmission assembly, the rotation transmission assembly is connected with the first rotating shaft, and the saw blade rotation motor drives the rotation transmission assembly to rotate, so that the rotation transmission assembly drives the first rotating shaft to rotate.
3. The PVC pipe cutting mechanism according to claim 2, wherein the rotation transmission assembly comprises a second rotation synchronizing wheel, a third rotation synchronizing wheel, a rotation synchronizing member, a rotation synchronizing gear, a fourth rotation synchronizing wheel, a fifth rotation synchronizing wheel and a double-sided tooth synchronous belt, the rotation synchronizing gear is rotatably disposed on the first rotating disc, the saw blade rotation motor is connected with the second rotation synchronizing wheel, the third rotation synchronizing wheel is fixedly connected with the rotation synchronizing gear, the rotation synchronizing member is wound on the second rotation synchronizing wheel and the third rotation synchronizing wheel, the fourth rotation synchronizing wheel is wound on the first rotating shaft, the fifth rotation synchronizing wheel is rotatably disposed on the first rotating disc, the double-sided tooth synchronous belt is wound on the fourth rotation synchronizing wheel and the fifth rotation synchronizing wheel, the double-sided tooth synchronous belt is meshed with the autorotation synchronous gear; the saw blade rotation motor drives the second rotation synchronous wheel to rotate, the second rotation synchronous wheel drives the third rotation synchronous wheel to rotate through the rotation synchronous piece, the third rotation synchronous wheel rotates to drive the rotation synchronous gear to rotate, the rotation synchronous gear drives the fourth rotation synchronous wheel to rotate through the double-sided tooth synchronous belt, and the fourth rotation synchronous wheel rotates to drive the first rotating shaft to rotate.
4. The PVC pipe cutting mechanism according to claim 1, wherein the feeding driving mechanism comprises a feeding driving mechanism, a fixed seat, a shifting fork, a sliding sleeve, a sliding rod and a link mechanism, wherein an output end of the feeding driving mechanism is pivoted with one end of the shifting fork, the middle part of the shifting fork is pivoted on the fixed seat, the sliding sleeve is slidably sleeved on the second rotary table along the axial direction of the second rotary table, the sliding sleeve is provided with a groove along the circumferential direction thereof, the other end of the shifting fork is movably inserted in the groove, one end of the sliding rod penetrates through the second rotary table and is fixedly connected with the sliding sleeve, the other end of the sliding rod is movably inserted on the first rotary table, one end of the link mechanism is pivoted with the sliding rod, and the other end of the link mechanism is pivoted with the swing arm; the feed driving mechanism stretches and pushes the shifting fork to move, so that the shifting fork pushes the sliding sleeve to slide, the sliding sleeve slides to drive the sliding rod to move, the sliding rod moves to drive the link mechanism to move, and the link mechanism moves to drive the swing arm to swing around the first rotating shaft.
5. The PVC pipe cutting mechanism according to claim 4, wherein the end of the shift fork is provided with a shift fork roller, and the shift fork roller is rollably disposed in the groove.
6. The PVC pipe cutting mechanism according to claim 4, wherein the link mechanism comprises a pressure lever, a swing rod and a link rod, one end of the pressure lever is pivoted with the pressure lever, the other end of the pressure lever is pivoted with the middle part of the swing rod, one end of the swing rod is pivoted with the second turntable, the other end of the swing rod is pivoted with one end of the link rod, and the other end of the link rod is pivoted with the swing arm; the slide rod slides to drive the press rod to swing, so that the press rod drives the swing rod to swing, the swing rod swings to drive the connecting rod to swing, and the connecting rod pulls the swing arm to swing.
7. The PVC pipe cutting mechanism according to claim 4, wherein the feed drive mechanism is a pneumatic cylinder.
8. The PVC pipe cutting mechanism according to claim 1, wherein the revolution driving mechanism comprises a rotary disc revolution motor, a first revolution synchronizing wheel, a second revolution synchronizing wheel and a revolution synchronizing member, wherein an output end of the rotary disc revolution motor is connected with the first revolution synchronizing wheel, the second revolution synchronizing wheel is fixedly connected with the first rotary disc, and the revolution synchronizing member is wound on the first revolution synchronizing wheel and the second revolution synchronizing wheel; the first revolution synchronizing wheel is driven to rotate by the revolution motor of the rotary table, the first revolution synchronizing wheel drives the second revolution synchronizing wheel to rotate through the revolution synchronizing piece, and the second revolution synchronizing wheel drives the first rotary table to rotate.
9. The PVC pipe cutting mechanism according to claim 1, wherein the first rotary plate is provided with a first through hole for accommodating a pipe in an axial direction thereof, and the second rotary plate is provided with a second through hole for accommodating a pipe in an axial direction thereof.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111148445.0A CN113843838A (en) | 2021-09-28 | 2021-09-28 | PVC tubular product cutting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111148445.0A CN113843838A (en) | 2021-09-28 | 2021-09-28 | PVC tubular product cutting mechanism |
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| CN113843838A true CN113843838A (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111148445.0A Pending CN113843838A (en) | 2021-09-28 | 2021-09-28 | PVC tubular product cutting mechanism |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980012838U (en) * | 1996-08-29 | 1998-06-05 | 박기수 | Pipe cutting equipment |
| CN200939660Y (en) * | 2006-08-09 | 2007-08-29 | 广东科达机电股份有限公司 | Waxing brush disk and waxing machine |
| CN103264189A (en) * | 2013-03-12 | 2013-08-28 | 德科摩橡塑科技(东莞)有限公司 | Rotary cutting type pipe cutting machine |
| CN107282994A (en) * | 2016-04-01 | 2017-10-24 | 丁军 | The accurate scale hot-metal sawing machine of high speed |
| CN208019514U (en) * | 2018-02-05 | 2018-10-30 | 钟亚锋 | Novel pipe cutting machine |
| CN113305342A (en) * | 2021-07-13 | 2021-08-27 | 广东宝路盛精密机械有限公司 | High-speed cutting machine |
| CN216299429U (en) * | 2021-09-28 | 2022-04-15 | 德科摩橡塑科技(东莞)有限公司 | PVC tubular product cutting mechanism |
-
2021
- 2021-09-28 CN CN202111148445.0A patent/CN113843838A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980012838U (en) * | 1996-08-29 | 1998-06-05 | 박기수 | Pipe cutting equipment |
| CN200939660Y (en) * | 2006-08-09 | 2007-08-29 | 广东科达机电股份有限公司 | Waxing brush disk and waxing machine |
| CN103264189A (en) * | 2013-03-12 | 2013-08-28 | 德科摩橡塑科技(东莞)有限公司 | Rotary cutting type pipe cutting machine |
| CN107282994A (en) * | 2016-04-01 | 2017-10-24 | 丁军 | The accurate scale hot-metal sawing machine of high speed |
| CN208019514U (en) * | 2018-02-05 | 2018-10-30 | 钟亚锋 | Novel pipe cutting machine |
| CN113305342A (en) * | 2021-07-13 | 2021-08-27 | 广东宝路盛精密机械有限公司 | High-speed cutting machine |
| CN216299429U (en) * | 2021-09-28 | 2022-04-15 | 德科摩橡塑科技(东莞)有限公司 | PVC tubular product cutting mechanism |
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