CN110385750B - A cutting method and cutting machine for PVC gusset plate - Google Patents
A cutting method and cutting machine for PVC gusset plate Download PDFInfo
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- CN110385750B CN110385750B CN201910728228.5A CN201910728228A CN110385750B CN 110385750 B CN110385750 B CN 110385750B CN 201910728228 A CN201910728228 A CN 201910728228A CN 110385750 B CN110385750 B CN 110385750B
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- 238000005520 cutting process Methods 0.000 title claims abstract description 198
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000001125 extrusion Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 47
- 238000005452 bending Methods 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 27
- 229920000915 polyvinyl chloride Polymers 0.000 description 23
- 239000004800 polyvinyl chloride Substances 0.000 description 23
- 230000009471 action Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
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
- B26D1/18—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 carriage
- B26D1/185—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 carriage for thin material, e.g. for sheets, strips or the like
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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
- 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
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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
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
- B26D7/2621—Means for mounting the cutting member for circular cutters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F3/00—Severing by means other than cutting; Apparatus therefor
- B26F3/002—Precutting and tensioning or breaking
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
本发明公开了一种PVC扣板的截断方法，该方法包括夹紧步骤、切割步骤、折断步骤和复位步骤，用夹具将切割刀架与扣板固定，切割刀在与扣板沿挤出方向同步移动的同时，从扣板上、下两面对行进中的扣板进行横向切割，形成不贯通的上横向切口和下横向切口，再使扣板沿上横向切口和下横向切口正、反向折曲，将扣板沿上横向切口和下横向切口折断，采用该方法对扣板挤出机连续输出的扣板进行定尺截断时，可以缩短截断所需要的时间、提高扣板生产线的产能，所截断的扣板端边平整度好，截断过程中不会产生切割碎屑。本发明还公开了一种采用上述方法的PVC扣板截断机，该扣板截断机切割口浅、切割速度快，为提高PVC扣板挤出速度创造了条件。
The present invention discloses a method for cutting PVC gusset plates, which includes a clamping step, a cutting step, a breaking step and a resetting step. A clamp is used to fix the cutting tool holder and the gusset plate. The cutting tool moves synchronously with the gusset plate along the extrusion direction, and cuts the advancing gusset plate transversely from the upper and lower sides of the gusset plate to form a non-through upper transverse incision and a lower transverse incision. The gusset plate is then bent forward and backward along the upper transverse incision and the lower transverse incision, and the gusset plate is broken along the upper transverse incision and the lower transverse incision. When the gusset plates continuously output by the gusset plate extruder are cut to a fixed length by this method, the time required for cutting can be shortened, the production capacity of the gusset plate production line can be improved, the gusset plate end edges cut have good flatness, and no cutting debris is generated during the cutting process. The present invention also discloses a PVC gusset plate cutting machine using the above method. The gusset plate cutting machine has a shallow cutting mouth and a fast cutting speed, which creates conditions for improving the extrusion speed of the PVC gusset plates.
Description
Technical Field
The invention relates to a cutting method and a cutting machine for a PVC pinch plate, in particular to a method for cutting the PVC pinch plate to length in a PVC pinch plate continuous extrusion production line and a PVC pinch plate cutting machine for implementing the method.
Background
The PVC gusset plate is a common building decoration material, which is made up by using polyvinyl chloride resin and auxiliary agents of ageing agent and modifying agent through the processes of mixing and extrusion. In the production process, a pinch plate cut-off machine is arranged at the output end of the PVC pinch plate extruder, pinch plates continuously output by the extruder are cut off to a fixed size, and then printing, packaging and selling are carried out. The pinch plate cutting machine mostly adopts the flying saw cutting principle, namely, the cutting knife transversely cuts the pinch plate in the process of synchronously moving with the pinch plate output by the extruder, so that the continuously output pinch plate is cut into equal-length standard products with right-angle end edges. The PVC buckle cutter in the prior art adopts a disc-shaped cutting knife, when the cutter is fed, the cutting knife is pressed from the upper surface to the lower surface of the buckle to carry out through cutting, when the through cutting method is adopted, the depth of the cutting knife which is required to cut into the buckle cannot be smaller than the thickness of the buckle, the depth of the cutting knife which is required to cut into the buckle generally reaches 7-12mm according to different specifications of the buckle, and because the depth of the cutting knife which is required to cut into the buckle is large, the cutting speed is slower when the cutting operation is carried out, and the buckle is required to be completely cut and cut by about 7 seconds, so that the extrusion speed of the buckle is limited to a certain extent, and the productivity of a production line is restricted. And, because the depth of cut is great, the disc cutter can form extrusion and friction to the buckle of both sides in the incision department in-process of cutting knife marcing, leads to incision edge subsidence deformation and produces a large amount of piece, not only influences the regularity of buckle terminal limit, and the piece of producing can also hinder subsequent stamp technology moreover, influences the stamp quality.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a cutting method of a PVC pinch plate, when the method is used for cutting the pinch plate continuously output by a pinch plate extruder to a fixed size, the cutting time can be shortened, the productivity of a pinch plate production line can be improved, the flatness of the cut pinch plate end edge is good, and cutting scraps can not be generated in the cutting process.
The technical proposal adopted for solving the technical problems is that the cutting method of the PVC buckle plate comprises a clamping step, a cutting step, a breaking step and a resetting step,
The clamping step is that a clamp is used for fixing the cutting knife rest and the pinch plate, so that the cutting knife moves synchronously with the pinch plate in the extrusion direction of the pinch plate;
the cutting step is that the cutting knife is transversely fed on the cutting knife rest while synchronously moving with the pinch plate along the extrusion direction, the advancing pinch plate is transversely cut from the upper surface and the lower surface of the pinch plate, an upper transverse notch and a lower transverse notch which are corresponding in position are formed on the upper surface and the lower surface of the pinch plate, and the upper transverse notch and the lower transverse notch are not communicated;
the breaking step is that the buckle plate is folded along the upper transverse incision and the lower transverse incision in the forward and reverse directions, and the buckle plate is broken along the upper transverse incision and the lower transverse incision;
and the resetting step is to release the clamp, release the fixation and synchronous movement of the cutting knife rest and the pinch plate, move the cutting knife rest to the initial position and finish one-time cutting operation.
As an improvement of the invention, the depth of the upper transverse incision and the lower transverse incision is 0.5-2 mm.
As a further development of the invention, the upper and lower transverse cuts are rolled by a disc-shaped cutter.
As a still further improvement of the invention, in the cutting step, the cutting knife on the upper surface and the lower surface of the buckle plate are in opposite feeding directions.
The invention solves the other technical problem of providing the PVC buckle plate cutting machine, which has the advantages that when the cutting machine is adopted to cut the buckle plates continuously output by the buckle plate extruder to a fixed extent, the cut depth is shallow, the cutting speed is high, the end edges of the cut buckle plates cannot deform, the flatness is good, cutting scraps cannot be generated in the cutting process, and the subsequent printing process cannot be influenced.
The technical scheme includes that the PVC pinch plate cutting machine comprises a central controller and a machine frame, wherein a cutter seat guide rail parallel to the pinch plate extrusion direction is arranged on the machine frame, a cutting pedestal capable of synchronously moving with the pinch plate on the cutter seat guide rail is arranged on the cutter seat guide rail, a cutting pedestal resetting device is arranged between the machine frame and the cutting pedestal, a cutting knife assembly capable of forming non-through transverse cuts on the upper surface and the lower surface of the pinch plate is arranged on the cutting pedestal, and a breaking device capable of enabling the pinch plate to flex in the forward direction and the reverse direction along the transverse cuts is further arranged on the cutting pedestal.
Preferably, the breaking device comprises a pair of buckle plate clamping mechanisms symmetrically arranged on two sides of the cutting knife, each buckle plate clamping mechanism is fixed on the cutting pedestal away from the cutting knife through a hinge shaft, and a breaking driving mechanism for enabling the buckle plate clamping mechanisms to swing around the hinge shaft is further arranged on the cutting pedestal.
Preferably, the pinch plate clamping mechanism comprises a fixed bottom plate, an upper cross beam is arranged above the fixed bottom plate, a clamping cylinder is fixed on the upper cross beam, and a movable clamping plate matched with the fixed bottom plate to complete pinch plate clamping and fixing is arranged at the lower end of a piston of the clamping cylinder.
Preferably, the breaking driving mechanism is a breaking driving cylinder arranged between one of the pinch plate clamping mechanisms and the cutting pedestal, the fixed bottom plate of each pinch plate clamping mechanism is provided with a sector gear which is meshed with each other near the cutting knife, and the breaking driving cylinder is a multi-position cylinder.
Preferably, the cutter assembly comprises a cutter rest, an upper cutter guide rail and a lower cutter guide rail which are perpendicular to the cutter rest guide rail are arranged on the cutter rest, an upper cutter slider is arranged on the upper cutter guide rail, a lower cutter slider is arranged on the lower cutter guide rail, a disc-shaped cutter is respectively arranged on the upper cutter slider and the lower cutter slider, and a cutter driving mechanism which enables the upper cutter slider and the lower cutter slider to move along the upper cutter guide rail and the lower cutter guide rail and form cuts on the front surface and the back surface of the buckle plate is further arranged on the cutter rest.
Preferably, the cutter driving mechanism comprises a driving motor, a speed reducer, an annular chain and a chain wheel, and a connecting plate for connecting the cutter slider with the annular chain and enabling the cutter slider to synchronously move with the annular chain is arranged on the cutter slider.
The cutting method of the PVC gusset plate has the advantages that the cutting knife moves transversely on the cutting knife rest while synchronously moving with the gusset plate along the extrusion direction, the upper transverse notch and the lower transverse notch which are corresponding to the positions are formed on the upper surface and the lower surface of the gusset plate, the upper transverse notch and the lower transverse notch are not communicated, the gusset plate is broken along the upper transverse notch and the lower transverse notch by adopting the method of bending the gusset plate in the forward direction and the reverse direction, the defects that the edge flatness of the end of the cut-off gusset plate is good, the cut-off edge is good due to the fact that the cut-off edge is broken along the upper transverse notch and the lower transverse notch by adopting one-time feeding through cutting can cause extrusion deformation of the gusset plates on the two sides of the cut-off edge, the cutting knife rubs with the depth of the gusset plate to generate fragments, the cutting speed is low, and the like are overcome. The depths of the upper transverse incision and the lower transverse incision are reasonably limited, so that the incision depth is further reduced while the cutting quality is ensured, the feed speed is improved, and the cutting time is shortened. Due to the technical characteristics that the upper transverse notch and the lower transverse notch are formed by rolling the disc-shaped cutters, friction between the cutters and the buckle plates is further reduced, the service life of the cutters is prolonged, and chipless cutting of the buckle plates is realized. Due to the adoption of the technical characteristics that the advancing directions of the cutting knives on the upper surface and the lower surface of the pinch plate are opposite in the cutting step, the pinch plate can be effectively prevented from being transversely deviated in the cutting operation process, and the cutting quality is further ensured.
The PVC pinch plate cutter comprises a frame, a cutter seat guide rail parallel to the pinch plate extrusion direction is arranged on the frame, a cutting pedestal capable of synchronously moving with the pinch plate on the cutter seat guide rail is arranged on the cutter seat guide rail, a cutter seat resetting device is arranged between the frame and the cutter seat, a cutter assembly for forming non-through transverse cuts on the upper surface and the lower surface of the pinch plate is arranged on the cutter seat, a technical scheme of a breaking device for bending the pinch plate in the forward direction and the reverse direction along the transverse cuts is also arranged on the cutter seat, and a double-sided cutting technology and the breaking device are creatively used in the pinch plate cutter, so that the problem that the pinch plate in the prior art adopts a cutting knife through type cutting breaking device is broken, and the cutting speed is improved, the incision uniformity is improved, and meanwhile, the generation of scraps in the cutting process can be prevented. Because adopted the rupture device includes a pair of buckle board clamping mechanism of symmetry setting in the cutting knife both sides, and every buckle board clamping mechanism keeps away from the cutting knife side and fixes on the cutting pedestal through the articulated shaft, still is equipped with the technical characteristics who makes buckle board clamping mechanism around articulated shaft wobbling rupture actuating mechanism on the cutting pedestal, makes the cooperation effect of rupture device and cutting pedestal and cutting knife better, and the structure of product is compacter, reasonable. Because adopted buckle fixture includes PMKD, is equipped with the entablature above PMKD, is fixed with the centre gripping cylinder on the entablature, is equipped with the technical characteristics who cooperates the movable clamp plate of accomplishing buckle centre gripping fixed with PMKD in the piston lower extreme of centre gripping cylinder, accomplishes the centre gripping of buckle through the action of cylinder for the centre gripping or the speed of releasing the centre gripping is faster, and the synchronism of cutting pedestal and buckle is better. Because the breaking driving mechanism is a breaking driving cylinder arranged between one of the pinch plate clamping mechanisms and the cutting pedestal, the technical characteristics that the side of the fixed bottom plate of each pinch plate clamping mechanism, which is close to the cutting knife, is provided with the sector gear meshed with each other are adopted, so that the synchronous symmetrical swing of the two pinch plate clamping mechanisms is realized, the stress on the two sides of the pinch plate is more uniform, and the flatness of the end edge formed after breaking is better. Because adopted the cutter subassembly includes the knife rest, be equipped with on the knife rest with the perpendicular last cutter guide rail of blade holder guide rail and lower cutter guide rail, be equipped with the cutter slider on last cutter guide rail, be equipped with lower cutter slider on lower cutter guide rail, respectively be equipped with a disc cutting knife on last cutter slider and lower cutter slider, still be equipped with on the knife rest and make last cutter slider, lower cutter slider along last cutter guide rail, lower cutter guide rail remove, form notched cutter actuating mechanism's technical characteristics in buckle front and reverse side, make on the buckle, the transverse incision position of lower surface formation is more accurate, the projected overlap ratio of transverse incision of upper and lower surface is better, the end limit that forms after cutting is more even. Because the cutter driving mechanism comprises a driving motor, a speed reducer, an annular chain and a chain wheel, the cutter sliding block is provided with the technical characteristics of a connecting plate for connecting the cutter sliding block with the annular chain and enabling the cutter sliding block to synchronously move with the annular chain, two cutters are driven by one motor, the cutter feeding speeds of the two cutters are the same and opposite, and the cutter is prevented from pushing a buckle plate to one side in the cutting process to cause the inclination of a cut angle. The PVC pinch plate cutter disclosed by the invention has the technical characteristics that the pinch plate cutter also comprises a central controller for controlling the start and stop of the driving motor, the steering and the actions of each cylinder, so that the actions of each cylinder and the rapid automatic control of the driving motor are realized, the cutting speed is further improved, the cutting operation of the pinch plate of 600mm by adopting the PVC pinch plate cutter disclosed by the invention only needs 3.5 seconds, the time is shortened by half compared with the pinch plate cutter in the prior art, the restriction of the PVC pinch plate cutter on the extrusion speed of the pinch plate in the prior art is overcome, and an advantageous condition is created for improving the productivity of a pinch plate production line.
Drawings
FIG. 1 is a schematic view of the structure of the PVC gusset plate cutter of the present invention;
Fig. 2 is a schematic structural view of a cutter assembly in the PVC buckle cutter of the present invention.
Detailed Description
A cutting method of PVC buckle plate comprises a clamping step, a cutting step, a breaking step and a resetting step,
The clamping step is that a clamp is used for fixing the cutting knife rest and the pinch plate, so that the cutting knife moves synchronously with the pinch plate in the extrusion direction of the pinch plate;
The cutting step is that the cutting knife moves transversely on the cutting knife rest while synchronously moving along the extrusion direction with the pinch plate, the advancing pinch plate is transversely cut from the upper surface and the lower surface of the pinch plate, an upper transverse notch and a lower transverse notch which are corresponding to each other in position are formed on the upper surface and the lower surface of the pinch plate, the upper transverse notch and the lower transverse notch are not communicated, the upper transverse notch and the lower transverse notch are formed by rolling a disc-shaped cutter, the cutting knife on the upper surface and the lower surface of the pinch plate is in opposite feeding directions, and the depth of the upper transverse notch and the lower transverse notch is preferably 0.5-2 mm;
the breaking step is that the buckle plate is folded along the upper transverse incision and the lower transverse incision in the forward and reverse directions, and the buckle plate is broken along the upper transverse incision and the lower transverse incision;
and the resetting step is to release the clamp, release the fixation and synchronous movement of the cutting knife rest and the pinch plate, move the cutting knife rest to the initial position and finish one-time cutting operation.
Fig. 1 shows the buckle plate cutter body structure implementing the aforementioned method, and only the cutter position is shown in fig. 1, but the specific structure of the cutter assembly is not shown, for clarity of the machine body structure. As shown in fig. 1, the buckle plate cutting machine comprises a frame 1, a cutter seat guide rail 2 parallel to the extrusion direction of the buckle plate is arranged on the frame, a cutting pedestal 3 capable of synchronously moving with the buckle plate on the cutter seat guide rail is arranged on the cutter seat guide rail, a cutting pedestal resetting device is arranged between the frame and the cutting pedestal, a cutting knife assembly which forms a non-through transverse notch on the upper surface and the lower surface of the buckle plate is arranged on the cutting pedestal, and a breaking device which enables the buckle plate to flex forward and backward along the transverse notch on the cutting pedestal is also arranged on the cutting pedestal.
The breaking device comprises a pair of buckle plate clamping mechanisms symmetrically arranged on two sides of the cutting knife, each buckle plate clamping mechanism is fixed on the cutting pedestal far away from the side of the cutting knife through a hinge shaft 4, the hinge shaft is perpendicular to the knife seat guide rail, and a breaking driving mechanism enabling the buckle plate clamping mechanisms to swing around the hinge shaft is further arranged on the cutting pedestal. The pinch plate clamping mechanism comprises a fixed bottom plate 5, an upper cross beam 7 is arranged above the fixed bottom plate, a clamping cylinder 8 is fixed on the upper cross beam, and a movable clamping plate 6 which is matched with the fixed bottom plate to clamp and fix the pinch plate is arranged at the lower end of a piston of the clamping cylinder. The breaking driving mechanism is a breaking driving air cylinder 13 arranged between one of the pinch plate clamping mechanisms and the cutting pedestal, the breaking driving air cylinder is a multi-position air cylinder, one end of the breaking driving air cylinder is hinged below the fixed bottom plate, and the other end of the breaking driving air cylinder is hinged at the lower part of the cutting pedestal. The fixed bottom plate of each pinch plate clamping mechanism is provided with a sector gear 10 which is meshed with each other on the side close to the cutting knife, so that when one pinch plate clamping mechanism swings around the hinge shaft, the other pinch plate clamping mechanism also swings synchronously around the hinge shaft.
The cutting table-base resetting means is a resetting cylinder 12 mounted between the frame and the cutting table-base.
As shown in fig. 2, the cutter assembly includes a cutter rest 22, on which an upper cutter guide 17 and a lower cutter guide 20 perpendicular to the cutter rest guide are provided, on which an upper cutter slider 14 is provided, on which a lower cutter slider 21 is provided, on which a disc-shaped upper cutter 9 is provided, on which a disc-shaped lower cutter 11 is provided, and on which a cutter driving mechanism is further provided for moving the upper and lower cutter sliders along the upper and lower cutter guide and forming a cut on the front and rear sides of the buckle. The cutter driving mechanism comprises a driving motor 19, a speed reducer 23, an annular chain 16 and a chain wheel 18, and a connecting plate 15 for connecting the cutter slider with the annular chain and enabling the cutter slider to synchronously move with the annular chain is arranged on the cutter slider.
The central controller is a programmable central processor for controlling the start and stop, steering and actions of each cylinder of the driving motor. The cutting knife assembly is arranged at a position between the two pinch plate clamping mechanisms, the upper cutting knife guide rail and the lower cutting knife guide rail are perpendicular to the extrusion direction of the PVC pinch plate, and the upper cutting knife and the lower cutting knife are respectively positioned above the pinch plate and below the pinch plate.
When the PVC pinch plate cutting machine works, the central controller sends out a clamping and fixing instruction, the clamping cylinder acts to enable the two pinch plate clamping mechanisms to be fixed with the pinch plate, at the moment, the cutting pedestal is driven by the pinch plate to synchronously move along the cutter seat guide rail and the pinch plate, the cutting knife assembly on the cutting pedestal and the pinch plate synchronously move along the pinch plate extrusion direction, the central controller sends out a cutting instruction, the cutting knife motor is started, the annular chain drives the disc-shaped cutting knife to feed along the cutting knife guide rail, transverse cuts perpendicular to the pinch plate extrusion direction are formed on the upper surface and the lower surface of the pinch plate, the central controller sends out a breaking instruction, the breaking driving cylinder acts to enable the two pinch plate clamping mechanisms to swing forwards and backwards around respective hinge shafts, the clamped pinch plate is enabled to be bent once and then bent reversely, the pinch plate is broken along the transverse cuts, the central controller sends out a resetting instruction, and the resetting cylinder acts to move the cutting pedestal to an initial position, and the pinch plate cutting operation is completed.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728228.5A CN110385750B (en) | 2019-08-08 | 2019-08-08 | A cutting method and cutting machine for PVC gusset plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910728228.5A CN110385750B (en) | 2019-08-08 | 2019-08-08 | A cutting method and cutting machine for PVC gusset plate |
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| Publication Number | Publication Date |
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| CN110385750A CN110385750A (en) | 2019-10-29 |
| CN110385750B true CN110385750B (en) | 2024-12-03 |
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| CN201910728228.5A Active CN110385750B (en) | 2019-08-08 | 2019-08-08 | A cutting method and cutting machine for PVC gusset plate |
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| CN2912938Y (en) * | 2006-01-24 | 2007-06-20 | 王子国 | Electric chain drive blade PVC gusset plate cutting mechanism |
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| CN208962095U (en) * | 2018-10-17 | 2019-06-11 | 深圳市富利达印刷有限公司 | A kind of label cutting device convenient for adjusting |
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| CN104445902A (en) * | 2014-12-09 | 2015-03-25 | 泉州市永茂电子科技有限公司 | Breaking and cutting machine and method for fragile rigid sheets |
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| CN210616769U (en) * | 2019-08-08 | 2020-05-26 | 刘德存 | PVC buckle clipper |
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