CN110883845B - Automatic cutting device for surface plastic-coated PVC foam board - Google Patents

Automatic cutting device for surface plastic-coated PVC foam board Download PDF

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Publication number
CN110883845B
CN110883845B CN201911138298.1A CN201911138298A CN110883845B CN 110883845 B CN110883845 B CN 110883845B CN 201911138298 A CN201911138298 A CN 201911138298A CN 110883845 B CN110883845 B CN 110883845B
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CN
China
Prior art keywords
cutting mechanism
pressing plate
synchronous belt
knife rest
linear guide
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CN201911138298.1A
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Chinese (zh)
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CN110883845A (en
Inventor
权洁
陈玉瑜
马晓明
陈涛
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Changzhou Vocational Institute of Textile and Garment
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Changzhou Vocational Institute of Textile and Garment
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Priority to CN201911138298.1A priority Critical patent/CN110883845B/en
Publication of CN110883845A publication Critical patent/CN110883845A/en
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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
    • B26D11/00—Combinations of several similar cutting apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • 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
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/08—Making a superficial cut in the surface of the work without removal of material, e.g. scoring, incising
    • 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
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • 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

Abstract

The invention discloses an automatic cutting device for a PVC foam board with plastic adhered on the surface, wherein an upper cutting mechanism, a lower cutting mechanism and a compression roller feeding mechanism are sequentially arranged on a workbench along the moving direction of a board; the upper cutting mechanism and the lower cutting mechanism are the same in basic structure and comprise a synchronous belt assembly, a tool rest assembly and a pressing plate assembly, the tool rest assembly is connected with the synchronous belt assembly, two ends of the synchronous belt assembly are respectively connected to linear guide rail sliding blocks through L-shaped connecting plates, the linear guide rail sliding blocks are movably connected to linear guide rails which are correspondingly arranged on two sides of the workbench, transition plates are arranged between the L-shaped connecting plates and the linear guide rail sliding blocks, and the pressing plate assembly is connected with the inner side surfaces of the transition plates. Each mechanism in the device links up smoothly, uses through the cooperation of three mechanism and can realize the autoloading and the positive and negative equidistance grooving of panel, and compared manual operation, cutting accuracy, work efficiency and product qualification rate show and improve, and the manpower expense reduces, and enterprise economic benefit promotes.

Description

Automatic cutting device for surface plastic-coated PVC foam board
Technical Field
The invention relates to the field of plate cutting devices, in particular to an automatic cutting device for a PVC foam plate with plastic adhered on the surface.
Background
The surface plastic PVC foam board can be used for heat preservation and heat insulation, and in order to be convenient for transportation and use, the surface plastic PVC foam board with certain thickness and width needs to be cut to a certain length in the production process, then the front and back surfaces of the surface plastic PVC foam board are equidistantly cut, folded and packaged, and the cutting process and the folding effect are shown in figure 12.
At present, operations such as feeding, equidistant grooving of front and back that need experience in the process of cutting surface plastic-coated PVC foam board are all accomplished by the manual work, have the grooving degree of depth control not in place, the line of cut is uneven, panel folding difficulty, production efficiency is low, and intensity of labour is big, rejection rate scheduling problem.
Along with the development of the times, enterprises put forward higher requirements on production efficiency and product qualification rate, meanwhile, the labor cost is continuously increased, and the production requirements of modern enterprises are obviously not met by a manual cutting mode. The surface plastic PVC foam board has different width and thickness, and the product size (the value of a in figure 12) has various specifications, so that the automation difficulty is high.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an automatic cutting device for a surface-mounted PVC foam board, which realizes automatic feeding of the surface-mounted PVC foam board and can perform one-time front and back equidistant grooving.
The technical scheme of the invention is as follows: an automatic cutting device for a PVC foam board with plastic adhered on the surface is provided with an upper cutting mechanism, a lower cutting mechanism and a compression roller feeding mechanism in sequence along the moving direction of the board on a workbench, wherein the upper cutting mechanism is arranged above the workbench, and the main body of the lower cutting mechanism is arranged below the workbench; the upper cutting mechanism and the lower cutting mechanism are the same in basic structure and comprise a synchronous belt assembly, a tool rest assembly and a pressing plate assembly, the tool rest assembly is connected with the synchronous belt assembly, two ends of the synchronous belt assembly are respectively connected to linear guide rail sliding blocks through L-shaped connecting plates, the linear guide rail sliding blocks are movably connected to linear guide rails which are correspondingly arranged on two sides of the workbench, transition plates are arranged between the L-shaped connecting plates and the linear guide rail sliding blocks, and the pressing plate assembly is connected with the inner side surfaces of the transition plates.
The synchronous belt assembly comprises a motor, a motor support, a synchronous belt and a synchronous belt sliding block, wherein the motor is connected with the synchronous belt through the motor support to control the transverse movement of the synchronous belt, the synchronous belt sliding block is connected to the synchronous belt, and the synchronous belt drives the synchronous belt sliding block to transversely move.
The knife rest assembly comprises a knife rest, a knife rest fixing plate, a longitudinal positioning plate and a knife blade, wherein the knife rest fixing plate is fixedly connected with the synchronous belt slide block, one end of the knife rest is connected with the knife blade through a knife blade pressing plate, the other end of the knife rest is provided with a knife rest adjusting rod, the knife rest adjusting rod passes through the longitudinal positioning plate and is positioned by an adjusting nut, a knife rest linear guide rail is longitudinally arranged on the knife rest fixing plate, a knife rest slide block is arranged on the inner side surface of the knife rest, and the knife rest slide block is connected to the knife rest linear guide rail and can longitudinally slide along the knife rest linear guide rail; the knife tips of the blades on the knife rest components of the upper cutting mechanism are vertically downward, and the knife tips of the blades on the knife rest components of the lower cutting mechanism are vertically upward.
The pressing plate assembly comprises two air cylinders, two air cylinder brackets and a pressing plate connected between the end parts of piston rods of the two air cylinders, each air cylinder bracket is fixedly connected with a transition plate on the corresponding side, and the air cylinders are connected to the inner side surfaces of the air cylinder brackets on the corresponding side; the pressing plate of the upper cutting mechanism is provided with a pressing plate groove extending along the moving cutting direction of the blade, and the blade tip penetrates through the pressing plate groove to cut the plate; the piston rod of the cylinder of the upper cutting mechanism is arranged at the bottom of the cylinder, and when the piston rod of the cylinder of the upper cutting mechanism extends out, the pressing plate is pressed down to compact the plate, and when the piston rod retracts, the pressing plate releases the compact state; the piston rod of the cylinder of the lower cutting mechanism is arranged at the top of the cylinder, the pressing plate of the lower cutting mechanism is arranged above the workbench, the pressing plate releases the state of pressing the plate when the piston rod of the cylinder of the lower cutting mechanism stretches out, the plate is pressed when the piston rod retracts, two cutting grooves which extend along the moving direction of the blade and longitudinally penetrate through the upper surface and the lower surface of the workbench are arranged on the workbench surface of the lower cutting mechanism, and the blade of the lower cutting mechanism cuts the bottom of the plate after penetrating through the cutting grooves.
Two ends of a pressing plate groove on the pressing plate of the upper cutting mechanism are respectively provided with a pressing plate long hole communicated with the pressing plate groove.
The press roll feeding mechanism comprises a driving rubber roll and a driven rubber roll, a working table is provided with a discontinuous opening section at the press roll feeding mechanism, a plate is conveyed between the driving rubber roll and the driven rubber roll, two ends of the driving rubber roll are respectively and movably connected with a support on one side correspondingly, two ends of the driven rubber roll are respectively and movably connected with a sliding block inside the support on one side correspondingly, and a rolling shaft end of the driving rubber roll is in transmission connection with a motor shaft of a motor.
The sliding groove matched with the sliding block is formed in the support, the sliding block can longitudinally move along the sliding groove, a spring is connected between the top of the sliding block and the top surface of the sliding groove, a knob is arranged at the top of the spring, the knob comprises a screwing block at the top and a threaded column arranged at the bottom of the screwing block, and the bottom surface of the threaded column is positioned at the upper end of the spring after passing through a threaded hole correspondingly formed in the top surface of the support.
A plurality of guide grooves are symmetrically arranged on two sides of the plate passing position above the workbench.
The linear guide rail slide block is provided with a locking handle.
The linear guide rail extends along the moving direction of the plate and is connected with the workbench through a linear guide rail base plate.
The beneficial effects of the invention are as follows:
the automatic cutting device for the surface plastic-coated PVC foam board disclosed by the invention has the advantages that the structure is simple, all mechanisms are connected smoothly, the automatic feeding and equidistant grooving of the front and back surfaces of the board can be realized through the cooperation of the upper cutting mechanism, the lower cutting mechanism and the compression roller feeding mechanism, compared with manual operation, the cutting precision is high, the working efficiency and the product qualification rate are obviously improved, the labor cost can be greatly reduced, and the economic benefit of enterprises is improved.
Drawings
FIG. 1 is a schematic diagram of an automatic cutting device for surface mount PVC foam boards;
FIG. 2 is a right side view of the automatic cutting device of the PVC foam board with plastic on the surface shown in FIG. 1;
FIG. 3 is a schematic view of the structure of the upper cutting mechanism;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 3;
FIG. 6 is a schematic view of the lower cutting mechanism with the platen removed;
FIG. 7 is a schematic structural view of the carriage assembly;
FIG. 8 is a schematic structural view of a roll feeding mechanism;
FIG. 9 is a schematic front view of the left end portion of the upper cutting mechanism when in an operative condition;
FIG. 10 is a schematic front view of the right end portion of the lower cutting mechanism when in an operative state;
FIG. 11 is a schematic view of the structure of the roll feeding mechanism when it is in the working state;
FIG. 12 is a flow chart of the production of a PVC foam board with plastic coated surfaces, wherein C is an upper notch, D is a lower notch, and a is the horizontal distance between the upper notch and the lower notch.
In the figure:
1-a workbench, 2-a plate, 3-an upper cutting mechanism, 4-a lower cutting mechanism, 5-a press roller feeding mechanism and 6-a guide groove;
31-synchronous belt components, 32-tool rest components, 33-pressing plate components, 34-L-shaped connecting plates, 35-linear guide rail sliding blocks, 36-linear guide rails and 37-transition plates;
311-a motor, 312-a motor bracket, 313-a synchronous belt and 314-a synchronous belt slider;
321-knife rest, 322-knife rest fixing plate, 323-longitudinal positioning plate, 324-knife blade, 325-knife blade pressing plate, 326-knife rest adjusting rod, 327-adjusting nut, 328-knife rest linear guide rail, 329-knife rest slide block;
3241—a knife tip;
331-air cylinder, 332-air cylinder bracket, 333-pressure plate, 334-pressure plate groove, 335-cutting groove;
3341-platen slot;
351-locking handle;
361-linear guide rail backing plate;
51-driving rubber roller, 52-driven rubber roller, 53-bracket, 54-slide block, 55-chute, 56-spring and 57-knob;
571-screw block, 572-screw column.
Detailed Description
The following examples further illustrate the invention but are not to be construed as limiting the invention. Modifications and substitutions to methods, procedures, or conditions of the present invention without departing from the spirit of the invention are intended to be within the scope of the present invention.
In order to improve the cutting efficiency and the cutting accuracy of the surface plastic-coated PVC foam board, the embodiment provides a targeted automatic cutting device for the surface plastic-coated PVC foam board, an upper cutting mechanism 3, a lower cutting mechanism 4 and a press roller feeding mechanism 5 are sequentially arranged on a workbench 1 along the moving direction of a board 2, the upper cutting mechanism 3 is arranged above the workbench 1, and a main body of the lower cutting mechanism 4 is arranged below the workbench 1.
The basic structure of the upper cutting mechanism 3 and the lower cutting mechanism 4 are the same, each of the upper cutting mechanism and the lower cutting mechanism comprises a synchronous belt assembly 31, a tool rest assembly 32 and a pressing plate assembly 33, the tool rest assembly 32 is connected with the synchronous belt assembly 31, two ends of the synchronous belt assembly 31 are respectively connected to linear guide rail sliding blocks 35 through L-shaped connecting plates 34, the linear guide rail sliding blocks 35 are movably connected to linear guide rails 36 correspondingly arranged on two sides of the workbench 1, the linear guide rails 36 extend along the moving direction of the plate 2, and the linear guide rails 36 are connected with the workbench 1 through linear guide rail backing plates 361.
The positions of the upper cutting mechanism 3 and the lower cutting mechanism 4 can be adjusted by sliding the linear guide rail slide blocks 35 on the correspondingly connected linear guide rails 36, so that the distance a value between the adjacent upper groove notch and lower groove notch can be adjusted adaptively, and the cutting requirements of different cutting parameters can be met. The linear guide slider 35 is provided with a locking handle 351, and when the position of the linear guide slider 35 is determined, the locking handle 351 is used to fix the locking completion position.
A transition plate 37 is arranged between the L-shaped connecting plate 34 and the linear guide rail slide block 35, and the pressing plate assembly 33 is connected with the inner side surface of the transition plate 37.
The synchronous belt assembly 31 comprises a motor 311, a motor bracket 312, a synchronous belt 313 and a synchronous belt slider 314, wherein the motor 311 is connected with the synchronous belt 313 through the motor bracket 312 to control the transverse movement of the synchronous belt 313, the synchronous belt slider 314 is connected to the synchronous belt 313, and the synchronous belt 313 synchronously drives the synchronous belt slider 314 to transversely move in the moving process.
The knife rest assembly 32 comprises a knife rest 321, a knife rest fixing plate 322, a longitudinal positioning plate 323 and a knife blade 324, wherein the knife rest fixing plate 322 is fixedly connected with the synchronous belt slider 314, the knife rest assembly 32 is driven to transversely move through the movement of the synchronous belt slider 314 to finish the grooving operation on the upper surface of the plate 2, one end of the knife rest 321 is connected with the knife blade 324 through a knife blade pressing plate 325, the other end of the knife rest 321 is provided with a knife rest adjusting rod 326, the free end of the knife rest adjusting rod 326 passes through the longitudinal positioning plate 323 and then is positioned by an adjusting nut 327, and finally, the position of a knife tip 3241 is adjusted to meet the cutting requirements of surface-mounted PVC foam plates with different thicknesses, and in the embodiment, the distance from the knife tip 3241 to the top surface of the workbench 1 is 2 mm for grooving.
A tool rest linear guide rail 328 is longitudinally arranged on the tool rest fixing plate 322, a tool rest sliding block 329 is arranged at a corresponding position on the inner side surface of the tool rest 321, and the tool rest sliding block 329 is connected to the tool rest linear guide rail 328 and can longitudinally slide along the tool rest linear guide rail 328; since the upper cutting mechanism 3 performs the grooving operation on the upper surface of the plate material and the lower cutting mechanism 4 performs the grooving operation on the lower surface of the plate material, the direction of arrangement of the blade carrier assemblies 32 of the upper cutting mechanism 3 and the lower cutting mechanism 4 is opposite, and the blade tip 3241 of the blade 324 on the blade carrier assembly 32 of the upper cutting mechanism 3 is vertically downward, and the blade tip 3241 of the blade 324 on the blade carrier assembly 32 of the lower cutting mechanism 4 is vertically upward.
The pressing plate assembly 33 includes two air cylinders 331, two air cylinder holders 332, and pressing plates 333 connected between piston rod ends of the two air cylinders 331, each air cylinder holder 332 being fixedly connected with the transition plate 37 of the corresponding side, the air cylinders 331 being connected to the inner side surfaces of the air cylinder holders 332 of the corresponding side.
The pressing plate 333 of the upper cutting mechanism 3 is provided with a pressing plate groove 334 extending along the moving cutting direction of the blade 324, and the knife tip 3241 passes through the pressing plate groove 324 and then cuts the upper surface of the plate 2; the platen slot 334 on the platen 333 of the upper cutting mechanism 3 is provided with a platen slot 3341 at each end thereof which communicates with the platen slot so that the carriage assembly 32 on the upper cutting mechanism 3 does not interfere with the platen 333 when the cylinder 331 is retracted in the mechanism in the initial or stop position of the action (i.e., at each end of the upper cutting mechanism 3).
The piston rod of the cylinder 331 of the upper cutting mechanism 3 is arranged at the bottom of the cylinder 331, when the piston rod of the cylinder 331 of the upper cutting mechanism 3 extends out, the pressing plate 333 presses down to press the plate 2, and when the piston rod retracts, the pressing plate 333 releases the pressed state.
The piston rod of the cylinder 331 of the lower cutting mechanism 4 is arranged at the top of the cylinder 331, the pressing plate 333 of the lower cutting mechanism 4 is arranged above the workbench 1, the pressing plate 333 releases the state of pressing the plate 2 when the piston rod of the cylinder 331 of the lower cutting mechanism 4 stretches out, the pressing of the plate 2 is completed when the piston rod retracts, two cutting grooves 335 which extend along the moving direction of the blade 324 and longitudinally penetrate through the upper surface and the lower surface of the workbench 1 are arranged on the table surface of the workbench 1 of the lower cutting mechanism 4, the blade of the lower cutting mechanism 4 penetrates through the cutting grooves 335 and then cuts the bottom of the plate 2, and the purpose of arranging the two cutting grooves 335 is to more flexibly adjust a value for matching with the upper cutting mechanism 3 and meet the cutting requirements of the plates with different cutting parameters.
The press roll feeding mechanism 5 comprises a driving rubber roll 51 and a driven rubber roll 52, a discontinuous opening section is arranged at the press roll feeding mechanism of the workbench 1 for the press roll feeding mechanism 5 to guide the plate 2, the plate 2 is conveyed between the driving rubber roll 51 and the driven rubber roll 52, two ends of the driving rubber roll 51 are respectively and movably connected with a bracket 53 on one corresponding side, two ends of the driven rubber roll 52 are respectively and movably connected with a sliding block 54 inside the bracket 53 on one corresponding side, and a rolling shaft end of the driving rubber roll 51 is in transmission connection with a motor shaft of a motor. When the automatic feeding device works, the motor is started to drive the driving rubber roller 51 to rotate, the driving rubber roller 51 is clung to the bottom surface of the plate 2 to roll, the rolling direction is shown in fig. 2, the driven rubber roller 52 is driven to rotate in the direction shown in fig. 2, and finally the plate 2 moves to finish automatic feeding of the plate.
The inside spout 55 that is equipped with slider 54 adaptation of support 53, slider 54 can follow spout 55 longitudinal movement, be connected with spring 56 between slider 54 top and spout 55 top surface, be equipped with knob 57 at the spring 56 top, knob 57 includes the screw block 571 at top and establishes the screw post 572 in the screw block 571 bottom, its bottom surface is located spring 56 upper end after screw post 572 passes the screw hole of corresponding seting up on the support 53 top surface, can make the adjustment to the clamping force of spring 56 oppression slider 54 through adjusting screw post 572's screw in degree of depth, under the effect of spring 56, guarantee that driven rubber roll 52 sticiss the autoloading of auxiliary plate 2 at panel 2 top all the time, this structure can be applicable to the compression conveying needs of different thickness panels, the practicality is stronger.
A plurality of guide grooves 6 are symmetrically arranged on two sides of the position above the workbench 1 and located at the passing position of the plate 2, and the plate 2 moves between the guide grooves 6 to play a role in guiding the plate 2.
During specific operation, firstly, the positions of the linear guide rail sliding blocks on the upper cutting mechanism and the lower cutting mechanism on the corresponding linear guide rails are respectively subjected to adaptive adjustment, so that the distance between blades of the upper cutting mechanism and the lower cutting mechanism is the same as the required value a, and after the positioning is finished, the locking handle is rotated to lock the positions of the linear guide rail sliding blocks.
The manual operation makes the surface plastic PVC foam board enter the workbench from the position of the plate station formed by surrounding the guide grooves on two sides, when the front end of the plate reaches the position of the blade of the lower cutting mechanism, the upper cutting mechanism is manually started to cut the upper surface groove, then the plate enters the press roller feeding mechanism by the distance of 2a, at the moment, the upper cutting mechanism and the lower cutting mechanism are manually started to cut an upper surface groove and a lower surface groove, and then the plate is automatically fed and cut under the guide of the press roller.
The pressing roller feeding mechanism, the upper cutting mechanism and the lower cutting mechanism are controlled by the master controller, the distance between each feeding unit 2a of the pressing roller feeding mechanism sends a signal to the upper cutting mechanism and the lower cutting mechanism to simultaneously cut grooves on the upper surface and the lower surface, the cutting is performed circularly, plates with the upper cutting grooves and the lower cutting grooves being arranged at equal intervals can be cut out, the cutting groove depth is accurately controlled, the cutting lines are neat, and the follow-up folding and transportation of the plates are facilitated.
The foregoing has outlined and described the basic principles, features, and advantages of the present invention. However, the foregoing is merely specific examples of the present invention, and the technical features of the present invention are not limited thereto, and any other embodiments that are derived by those skilled in the art without departing from the technical solution of the present invention are included in the scope of the present invention.

Claims (6)

1. The automatic cutting device for the PVC foam board with the plastic-coated surface is characterized in that an upper cutting mechanism, a lower cutting mechanism and a compression roller feeding mechanism are sequentially arranged on a workbench along the moving direction of the board, the upper cutting mechanism is arranged above the workbench, and a main body of the lower cutting mechanism is arranged below the workbench;
the upper cutting mechanism and the lower cutting mechanism have the same basic structure and comprise a synchronous belt assembly, a tool rest assembly and a pressing plate assembly, wherein the tool rest assembly is connected with the synchronous belt assembly, two ends of the synchronous belt assembly are respectively connected to linear guide rail sliding blocks through L-shaped connecting plates, the linear guide rail sliding blocks are movably connected to linear guide rails which are correspondingly arranged on two sides of the workbench, a transition plate is arranged between the L-shaped connecting plates and the linear guide rail sliding blocks, and the pressing plate assembly is connected with the inner side surface of the transition plate;
the knife rest assembly comprises a knife rest, a knife rest fixing plate, a longitudinal positioning plate and a knife blade, wherein the knife rest fixing plate is fixedly connected with the synchronous belt slide block, one end of the knife rest is connected with the knife blade through a knife blade pressing plate, the other end of the knife rest is provided with a knife rest adjusting rod, the knife rest adjusting rod passes through the longitudinal positioning plate and is positioned by an adjusting nut, a knife rest linear guide rail is longitudinally arranged on the knife rest fixing plate, the knife rest slide block is arranged on the inner side surface of the knife rest, and the knife rest slide block is connected to the knife rest linear guide rail and can longitudinally slide along the knife rest linear guide rail;
the arrangement directions of the knife rest components of the upper cutting mechanism and the lower cutting mechanism are opposite, the knife tip of the knife blade on the knife rest component of the upper cutting mechanism is vertically downward, and the knife tip of the knife blade on the knife rest component of the lower cutting mechanism is vertically upward; the pressing plate assembly comprises two air cylinders, two air cylinder supports and a pressing plate connected between the end parts of piston rods of the two air cylinders, each air cylinder support is fixedly connected with a transition plate on the corresponding side, and the air cylinders are connected to the inner side surfaces of the air cylinder supports on the corresponding side;
the pressing plate of the upper cutting mechanism is provided with a pressing plate groove extending along the moving cutting direction of the blade, and the blade tip penetrates through the pressing plate groove to cut the plate;
the piston rod of the cylinder of the upper cutting mechanism is arranged at the bottom of the cylinder, and when the piston rod of the cylinder of the upper cutting mechanism extends out, the pressing plate is pressed down to compact the plate, and when the piston rod retracts, the pressing plate releases the compact state;
the piston rod of the cylinder of the lower cutting mechanism is arranged at the top of the cylinder, the pressing plate of the lower cutting mechanism is arranged above the workbench, the pressing plate releases a state of pressing the plate when the piston rod of the cylinder of the lower cutting mechanism extends out, the plate is pressed when the piston rod retracts, two cutting grooves which extend along the moving direction of the blade and longitudinally penetrate through the upper surface and the lower surface of the workbench are arranged on the workbench surface of the lower cutting mechanism, and the blade of the lower cutting mechanism cuts the bottom of the plate after penetrating through the cutting grooves;
two ends of a pressing plate groove on the pressing plate of the upper cutting mechanism are respectively provided with a pressing plate long hole communicated with the pressing plate groove;
the linear guide rail slide block is provided with a locking handle.
2. The automatic cutting device for the surface-mount PVC foam board according to claim 1, wherein the synchronous belt assembly comprises a motor, a motor bracket, a synchronous belt and a synchronous belt sliding block, the motor is connected with the synchronous belt through the motor bracket to control the transverse movement of the synchronous belt, the synchronous belt sliding block is connected to the synchronous belt, and the synchronous belt drives the synchronous belt sliding block to transversely move.
3. The automatic cutting device for the surface-mounted PVC foam board according to claim 1, wherein the press roll feeding mechanism comprises a driving rubber roll and a driven rubber roll, the workbench is provided with a discontinuous opening section at the press roll feeding mechanism, the board is conveyed between the driving rubber roll and the driven rubber roll, two ends of the driving rubber roll are respectively and movably connected with a bracket at one corresponding side, two ends of the driven rubber roll are respectively and movably connected with a sliding block in the bracket at one corresponding side, and a rolling shaft end of the driving rubber roll is in transmission connection with a motor shaft of a motor.
4. The automatic cutting device for the surface-mounted PVC foam board according to claim 3, wherein a sliding groove matched with the sliding block is arranged in the bracket, the sliding block can longitudinally move along the sliding groove, a spring is connected between the top of the sliding block and the top surface of the sliding groove, a knob is arranged at the top of the spring, the knob comprises a screwing block at the top and a threaded column arranged at the bottom of the screwing block, and the bottom surface of the threaded column is positioned at the upper end of the spring after passing through a correspondingly arranged threaded hole on the top surface of the bracket.
5. The automatic cutting device for surface-mount PVC foam boards according to claim 1, wherein a plurality of guide grooves are symmetrically arranged on two sides of the board passing position above the workbench.
6. The automatic cutting device for the surface-mount PVC foam sheet according to claim 1, wherein the linear guide extends in the moving direction of the sheet, and the linear guide is connected to the table through a linear guide pad.
CN201911138298.1A 2019-11-20 2019-11-20 Automatic cutting device for surface plastic-coated PVC foam board Active CN110883845B (en)

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CN114407090A (en) * 2021-10-13 2022-04-29 广东京钰智能科技有限公司 Numerical control cutting equipment for plate protection film and cutting depth control method

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CN106863830B (en) * 2017-02-22 2019-01-29 大连塑研塑料科技开发有限公司 A kind of plastic construction board production technology and device
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CN211491857U (en) * 2019-11-20 2020-09-15 常州纺织服装职业技术学院 Automatic cutting device for surface plastic-coated PVC foam board

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