CN111516033A - Automatic setting die-cutting machine and die-cutting process for polyurethane plastic foam board - Google Patents
Automatic setting die-cutting machine and die-cutting process for polyurethane plastic foam board Download PDFInfo
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- CN111516033A CN111516033A CN202010362707.2A CN202010362707A CN111516033A CN 111516033 A CN111516033 A CN 111516033A CN 202010362707 A CN202010362707 A CN 202010362707A CN 111516033 A CN111516033 A CN 111516033A
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- die
- foam board
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- 238000005520 cutting process Methods 0.000 title claims abstract description 86
- 239000002984 plastic foam Substances 0.000 title claims abstract description 20
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 19
- 239000004814 polyurethane Substances 0.000 title claims abstract description 19
- 239000006260 foam Substances 0.000 claims abstract description 71
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000004513 sizing Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000004804 winding Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- 229920005830 Polyurethane Foam Polymers 0.000 abstract description 8
- 239000011496 polyurethane foam Substances 0.000 abstract description 8
- 230000007547 defect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
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
- B26D1/547—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 wire-like cutting member
- B26D1/553—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 wire-like cutting member with a plurality of wire-like cutting members
-
- 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
- B26D5/083—Rack-and-pinion means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/04—Means for holding or positioning work with clamping means providing adjustable clamping pressure
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to an automatic sizing die-cutting machine for a polyurethane plastic foam board, which comprises a workbench, a mounting rack, a fixing device and a cutting device, wherein a square groove is formed in the middle of the workbench, sliding grooves are symmetrically formed in the left side and the right side of the workbench, the mounting rack is installed on the rear side of the workbench, a square notch is formed in the lower end of the mounting rack, the front side of the mounting rack is connected with the cutting device, the lower end of the cutting device is connected with the fixing device, and the process for die-cutting the polyurethane plastic foam board by using the die-cutting machine comprises the: foam board stacking, foam board positioning, equipment adjustment, foam board slitting and discharging. The cutting device adopts a linear cutting mode to cut the polyurethane foam, so that the defect that chips are easy to generate when a blade is used for cutting is overcome, and the steel wire can reciprocate back and forth relative to the polyurethane foam in the cutting process so as to form a notch at the lower end of the polyurethane foam, so that the resistance applied to the driving mechanism in the downward movement process is reduced, and the cutting difficulty is further reduced.
Description
Technical Field
The invention relates to the technical field of plastic foam processing, in particular to an automatic sizing die-cutting machine and a die-cutting process for a polyurethane plastic foam board.
Background
The rigid polyurethane foam is a high molecular polymer prepared by mixing isocyanate and polyether serving as main raw materials through special equipment under the action of various auxiliary agents such as a foaming agent, a catalyst, a flame retardant and the like and performing high-pressure spraying and on-site foaming. The polyurethane foam is large in size after being formed, large foam blocks need to be cut into foam boards with specified sizes according to actual application, and automatic cutting equipment needs to be used at the moment.
The cutting mode of the existing automatic foam slitting equipment mainly comprises a blade cutting mode and a linear cutting mode, and the two cutting modes have some problems in the actual use process:
(1) when the blade is used for cutting the foam, scraps are easy to generate, the foam is easy to adsorb on the blade, the foam needs to be taken down by a manual mode or other equipment, and the operation cost of a manufacturer is increased;
(2) when the linear objects such as the steel wire are adopted to cut the foam, in order to reduce the cutting difficulty, the electric heating wire is often selected to be used for cutting the foam, the electric heating wire with higher temperature can easily separate the foam after contacting the foam, but part of the melted foam is adhered to the surface of the electric heating wire, so that the heat conduction effect is deteriorated, and the subsequent cutting effect is influenced.
In order to solve the problems, the invention provides an automatic setting die-cutting machine and a die-cutting process for a polyurethane plastic foam board.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: an automatic fixed die cutting machine for polyurethane plastic foam boards comprises a workbench, a mounting rack, a fixing device and a cutting device, wherein a square groove is formed in the middle of the workbench, sliding grooves are symmetrically formed in the left side and the right side of the workbench, the mounting rack is mounted on the rear side of the workbench, a square notch is formed in the lower end of the mounting rack, the front side of the mounting rack is connected with the cutting device, and the lower end of the cutting device is connected with the fixing device; wherein:
the cutting device comprises a driving mechanism, an auxiliary mechanism, a pushing frame, a sliding plate, a support frame, a first connecting rod, a second connecting rod, a winding roller, a lead ring and a steel wire, wherein the number of the driving mechanism is two, the two driving mechanisms are symmetrically arranged on a mounting frame in a left-right manner, the middle part of the driving mechanism is provided with the pushing frame, the lower end of the driving mechanism is connected with the upper end of the auxiliary mechanism, the inner side of the auxiliary mechanism is connected with the outer side of the sliding plate, the upper end of the sliding plate is connected with the lower end of the support frame, the support frame is arranged in a sliding groove in a sliding fit manner, the first connecting rod and the second connecting rod are connected between the two support frames which are oppositely arranged in the left-right manner, the first connecting rod and the second connecting rod are oppositely arranged in the front-back direction, the, steel wires are connected between the winding rollers and the lead rings in corresponding positions; drive through actuating mechanism and push away the pressure frame and carry out linear motion from top to bottom, pushing away the frame and moving down the in-process, place the foam board bottom between pushing away frame and steel wire and produce the extrusion to the steel wire for the steel wire can cut the foam board, through actuating mechanism and complementary unit's cooperation, can drive the steel wire and carry out the back-and-forth movement at the in-process of cutting, in order to open out the mar at the foam board bottom, reduce the resistance that receives when pushing away the frame and promoting the foam board downstream.
The driving mechanism comprises a driving motor, a lead screw, a movable block, a working plate and a linkage rod, the driving motor is installed on the side wall of the installation frame through a motor base, the lower end of an output shaft of the driving motor is connected with one end of the lead screw through a coupler, the other end of the lead screw is connected with the upper end of the workbench through a bearing, the movable block is installed in the middle of the lead screw in a threaded fit mode, the rear side of the movable block is connected with the side wall of the installation frame in a sliding fit mode, the working plate is installed on the front side of the movable block, and the inner; the lead screw is driven to rotate through the driving motor, and the moving block can move upwards or downwards relative to the lead screw under the auxiliary guiding action of the workbench so as to drive the pushing and pressing frame connected through the linkage rod to perform synchronous linear motion.
The auxiliary mechanism comprises a driving gear, a driven gear, an incomplete gear, a rack and a moving frame, the driving gear is arranged on the side wall of the lower end of the screw rod, the front end of the driving gear is meshed with the rear side of the driven gear, the lower end of the driven gear is connected with the upper end of the incomplete gear, the incomplete gear is arranged at the lower end of the workbench through a bearing, the front side and the rear side of the incomplete gear are respectively meshed with the rack, the rack is arranged on the inner side wall of the moving frame, the moving frame is arranged at the lower end of the workbench in a sliding fit mode, and the; through mutually supporting of drive gear and driven gear, drive incomplete gear and carry out reciprocating motion, can drive at incomplete gear rotation in-process and remove the frame and carry out reciprocating motion from beginning to end to drive the relative cystosepiment bottom of steel wire and carry out the fore-and-aft movement, in order to reach the purpose that reduces the cutting degree of difficulty.
Preferably, the fixing device comprises a vertical plate, a telescopic plate, a movable plate, a linkage rod, an upper linkage plate and a lower linkage plate, the vertical plate is installed on the workbench, the rear side of the vertical plate is connected with one end of the telescopic plate, the other end of the telescopic plate is provided with a fixing plate, the upper end and the lower end of the movable plate are respectively provided with the upper linkage plate and the lower linkage plate through the linkage rod, and the rear sides of the movable plate, the upper linkage plate and the lower linkage plate are respectively provided with a rotating shaft through a pin shaft; when the movable plate, the upper linkage plate and the lower linkage plate are tightly pressed at the front end of the foam plate, the foam plate can be limited, and the foam plate is prevented from moving back and forth.
Preferably, the pushing and pressing frame comprises an outer frame body, a telescopic rod, a sliding plate and a lifting plate, the outer frame body is of a U-shaped structure with an opening at the front end, the rear end of the outer frame body is of a left-right telescopic structure, the sliding plate is mounted at the front end of the outer frame body in a sliding fit mode, the sliding plate is connected with the rear end of the outer frame body through the telescopic rod, a spring is arranged in the telescopic rod, lifting grooves are symmetrically formed in the left side and the right side of the outer frame body, and the lifting plate is mounted in the lifting grooves; the left and right width of the outer frame body is adjusted according to the left and right width of the foam board to be cut, so that the inner side wall of the lifting board can be tightly attached to the left side or the right side of the foam board, the sliding board is pushed outwards through the telescopic rod provided with the spring, the upper ends of all the foam boards can be contacted with the pushing and pressing frame, and the foam board is prevented from moving upwards to cause the cutting work to be abnormal when being cut.
Preferably, the support frame comprises sliding rods, fixed blocks, sliding blocks, positioning rods and positioning pins, three groups of sliding rods are sequentially arranged in the sliding grooves from front to back in a sliding fit mode, the fixed blocks are arranged between the group of sliding rods positioned at the rear side of the sliding grooves, the sliding blocks are arranged at the upper ends of the other two groups of sliding rods, the positioning rods are connected between the adjacent sliding blocks and the sliding blocks and between the sliding blocks and the fixed blocks in a sliding fit mode, the upper ends of the positioning rods and the upper ends of the sliding blocks are uniformly provided with positioning holes from left to right, and the positioning rods and the positioning holes corresponding to the upper positions of the; can adjust the sliding block position according to the cystosepiment quantity of waiting to cut to inject the sliding block position through the shop bolt, make steel wire length enough, can contact with all cystosepiments lower extreme, guaranteed the normal clear of cutting work.
Preferably, the first connecting rod is uniformly provided with a first adjusting hole from left to right, the winding roller is provided with a first mounting hole, and a screw is connected between the first adjusting hole and the first mounting hole in a corresponding position in a threaded fit manner; the position of the winding roller can be adjusted according to the pre-designed foam board slitting size.
Preferably, a second adjusting hole is uniformly formed in the second connecting rod from left to right, a second mounting hole is formed in the lead ring, and a screw is connected between the second adjusting hole and the second mounting hole in a corresponding position in a threaded matching manner; the position of the lead ring can be adjusted according to the pre-designed cutting size of the foam board.
Preferably, the upper end of the upper linkage plate is of an inclined surface structure with the thickness gradually increasing from top to bottom, and the front end of the sliding plate is of an inclined surface structure with the inclination direction opposite to that of the upper linkage plate; in the downward movement process of the sliding plate, when the upper linkage plate and the sliding plate are overlapped, the upper end of the upper linkage plate can generate backward thrust on the front end of the sliding plate, so that the sliding plate moves backwards for a certain distance, and the sliding plate can continue to move downwards at the moment.
Preferably, the process for die-cutting the polyurethane plastic foam board by using the die-cutting machine comprises the following steps:
s1 foam board stacking: stacking a plurality of formed foam plates between the steel wire and the pushing frame;
s2 foam board positioning: the foam board is positioned by the mutual matching of the fixing device and the pushing frame, so that the foam board is prevented from moving left and right;
s3 device adjustment: correspondingly adjusting the equipment according to the size requirement preset for the foam board;
and S4, cutting the foam board: cutting the foam board into foam blocks with specified sizes through the matching of the cutting device and the fixing device;
s5 discharge: the foam blocks after cutting fall down from the lower end of the workbench, and are collected and then conveyed to a designated position for storage.
The invention has the beneficial effects that:
1. the cutting device adopts a linear cutting mode to cut the polyurethane foam, so that the defect that chips are easy to generate when a blade is used for cutting is overcome, and the steel wire can reciprocate back and forth relative to the polyurethane foam in the cutting process so as to form a notch at the lower end of the polyurethane foam, so that the resistance applied to the driving mechanism in the downward movement process is reduced, and the cutting difficulty is further reduced;
2. the cutting device designed by the invention can cut a plurality of foam boards at one time, and can drive the steel wire to move back and forth through the matching of the driving mechanism and the auxiliary mechanism in the cutting process so as to form scratches at the bottom ends of the foam boards and reduce the resistance of the pushing frame when pushing the foam boards to move downwards;
3. the fixing device designed by the invention is matched with the pushing and pressing frame together in the cutting process, plays a role in limiting the foam board, prevents the foam board from moving up and down back and forth, left and right and ensures the stable operation of the cutting work.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of a pattern cutting machine according to the present invention;
FIG. 2 is a left side view of the stock die cutter of the present invention;
FIG. 3 is a top view of the sizing die cutter of the present invention;
FIG. 4 is a front view of the stock die cutter of the present invention;
FIG. 5 is a top view of the sizing die cutter of the present invention;
fig. 6 is a flow chart of the working process of the sizing die-cutting machine of the invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 6, an automatic sizing die-cutting machine for polyurethane plastic foam boards comprises a workbench 1, a mounting frame 2, a fixing device 3 and a cutting device 4, wherein a square groove is formed in the middle of the workbench 1, sliding grooves are symmetrically formed in the left side and the right side of the workbench 1, the mounting frame 2 is mounted on the rear side of the workbench 1, a square notch is formed in the lower end of the mounting frame 2, the front side of the mounting frame 2 is connected with the cutting device 4, and the lower end of the cutting device 4 is connected with the fixing device 3; wherein:
the cutting device 4 comprises a driving mechanism 41, an auxiliary mechanism 42, a pushing frame 43, a sliding plate 44, a supporting frame 45, a first connecting rod 46, a second connecting rod 47, a wire winding roller 48, a lead ring 49 and a steel wire 410, the number of the driving mechanism 41 is two, the two driving mechanisms 41 are symmetrically arranged on the mounting frame 2 in the left-right direction, the pushing frame 43 is arranged in the middle of the driving mechanism 41, the lower end of the driving mechanism 41 is connected with the upper end of the auxiliary mechanism 42, the inner side of the auxiliary mechanism 42 is connected with the outer side of the sliding plate 44, the upper end of the sliding plate 44 is connected with the lower end of the supporting frame 45, the supporting frame 45 is arranged in a sliding groove in a sliding fit mode, the first connecting rod 46 and the second connecting rod 47 are connected between the two supporting frames 45 which are oppositely arranged in the front-back direction, the wire winding roller 48, wire leading rings 49 are uniformly arranged on the second connecting rod 47 from left to right, the wire winding rollers 48 correspond to the wire leading rings 49 in position one by one, and steel wires 410 are connected between the wire winding rollers 48 and the wire leading rings 49 in corresponding positions; drive through actuating mechanism 41 and push away the frame 43 and carry out linear motion from top to bottom, pushing away the frame 43 and moving down the in-process, place the foam board bottom between pushing away frame 43 and steel wire 410 and produce the extrusion to steel wire 410, make steel wire 410 cut the foam board, cut the in-process through actuating mechanism 41 and complementary unit 42's cooperation, can drive steel wire 410 and carry out the back-and-forth movement, in order to open the mar at the foam board bottom, reduce the resistance that receives when pushing away frame 43 and promoting the foam board and move down.
The driving mechanism 41 comprises a driving motor 411, a screw rod 412, a moving block 413, a working plate 414 and a linkage rod 34415, the driving motor 411 is installed on the side wall of the installation frame 2 through a motor base, the lower end of an output shaft of the driving motor 411 is connected with one end of the screw rod through a coupler, the other end of the screw rod is connected with the upper end of the workbench 1 through a bearing, the moving block 413 is installed in the middle of the screw rod in a threaded fit mode, the rear side of the moving block 413 is connected with the side wall of the installation frame 2 through a sliding fit mode, the working plate 414 is installed on the front side of the moving block 413, and the inner side of; the driving motor 411 drives the screw rod to rotate, and under the auxiliary guiding action of the workbench 1, the moving block 413 can move upwards or downwards relative to the screw rod to drive the pushing frame 43 connected through the linkage rod 34415 to perform synchronous linear motion.
The auxiliary mechanism 42 comprises a driving gear 421, a driven gear 422, an incomplete gear 423, a rack 424 and a movable frame 425, the driving gear 421 is installed on the side wall of the lower end of the screw rod, the front end of the driving gear 421 is meshed with the rear side of the driven gear 422, the lower end of the driven gear 422 is connected with the upper end of the incomplete gear 423, the incomplete gear 423 is installed at the lower end of the workbench 1 through a bearing, the racks 424 are respectively meshed at the front side and the rear side of the incomplete gear 423, the racks 424 are installed on the inner side wall of the movable frame 425, the movable frame 425 is installed at the lower end of the workbench 1 in a sliding fit mode; through mutually supporting of drive gear 421 and driven gear 422, drive incomplete gear 423 and carry out reciprocating motion, can drive at incomplete gear 423 rotation in-process and remove frame 425 and carry out reciprocating motion from beginning to end to drive steel wire 410 and carry out the back-and-forth movement relative to the cystosepiment bottom, in order to reach the purpose that reduces the cutting degree of difficulty.
The fixing device 3 comprises a vertical plate 31, a telescopic plate 32, a moving plate 33, a linkage rod 34, an upper linkage plate 35 and a lower linkage plate 36, the vertical plate 31 is installed on the workbench, the rear side of the vertical plate 31 is connected with one end of the telescopic plate 32, the other end of the telescopic plate 32 is provided with a fixing plate, the upper end and the lower end of the moving plate 33 are respectively provided with the upper linkage plate 35 and the lower linkage plate 36 through the linkage rod 34, and the rear sides of the moving plate 33, the upper linkage plate 35 and the lower linkage plate 36 are all provided with rotating shafts through pin shafts; when the movable plate 33, the upper linkage plate 35 and the lower linkage plate 36 are tightly pressed at the front end of the foam plate, the foam plate can be limited, and the foam plate is prevented from moving forwards and backwards.
The pushing and pressing frame 43 comprises an outer frame body 431, an expansion link 432, a sliding plate 433 and a lifting plate 434, wherein the outer frame body 431 is of a U-shaped structure with an opening at the front end, the rear end of the outer frame body 431 is of a left-right telescopic structure, the sliding plate 433 is installed at the front end of the outer frame body 431 in a sliding fit mode, the sliding plate 433 is of a left-right telescopic structure, the sliding plate 433 is connected with the rear end of the outer frame body 431 through the expansion link 432, a spring is arranged in the expansion link 432, lifting grooves are symmetrically formed in the left side and the right side of the outer frame body 431, and the lifting plate; the width is adjusted about external framework 431 according to the left and right sides width of the cystosepiment of waiting to cut for lifter plate 434 inside wall can hug closely mutually with cystosepiment left side or right side, outwards promotes slide plate 433 through telescopic link 432 that is provided with the spring, makes all cystosepiments upper end can both contact with bulldozing frame, avoids the cystosepiment to move up when the cutting to lead to cutting work to normally go on.
The supporting frame 45 comprises sliding rods 451, fixing blocks 452, sliding blocks 453, positioning rods 454 and positioning pins 455, three groups of sliding rods 451 are sequentially arranged in the sliding grooves from front to back in a sliding fit mode, the fixing blocks 452 are arranged between the sliding rods 451 arranged on the rear sides of the sliding grooves, the sliding blocks 453 are arranged at the upper ends of the other two groups of sliding rods 451, the positioning rods 454 are connected between the adjacent sliding blocks 453 and the fixing blocks 452 in a sliding fit mode, positioning holes are uniformly formed in the upper ends of the positioning rods 454 and the upper ends of the sliding blocks 453 from left to right, and the positioning rods 454 are connected with the positioning holes on the sliding blocks 453, which correspond to each other in; can adjust the sliding block 453 position according to the cystosepiment quantity of waiting to cut to inject sliding block 453 position through locating pin 455, make steel wire 410 length enough, can contact with all cystosepiments lower extreme, guaranteed the normal clear of cutting work.
A first adjusting hole is uniformly formed in the first connecting rod 46 from left to right, a first mounting hole is formed in the winding roller 48, and a screw is connected between the first adjusting hole and the first mounting hole in the corresponding positions in a threaded matching manner; the position of the take-up roll 48 can be adjusted according to the pre-designed foam board slitting size.
A second adjusting hole is uniformly formed in the second connecting rod 47 from left to right, a second mounting hole is formed in the lead ring 49, and a screw is connected between the second adjusting hole and the second mounting hole in a corresponding position in a threaded matching manner; the position of the wire loop 49 can be adjusted according to the pre-designed cut size of the foam board.
The upper end of the upper linkage plate 35 is of an inclined surface structure with the thickness gradually increasing from top to bottom, and the front end of the sliding plate 433 is of an inclined surface structure with the inclination direction opposite to that of the upper linkage plate 35; in the downward movement process of the sliding plate 433, when the upper linkage plate 35 overlaps the sliding plate 433, the upper end of the upper linkage plate 35 generates a backward thrust to the front end of the sliding plate 433, so that the sliding plate 433 moves backward for a certain distance, and at this time, the sliding plate 433 can continue to move downward.
The process for die cutting the polyurethane plastic foam board by using the die cutting machine comprises the following steps:
s1 foam board stacking: placing a plurality of formed foam boards in a stack between the steel wire 410 and the pushing frame 43;
s2 foam board positioning: the foam board is positioned by the mutual matching of the fixing device 3 and the pushing frame 43, so that the foam board is prevented from moving forwards, backwards, leftwards and rightwards;
s3 device adjustment: correspondingly adjusting the equipment according to the size requirement preset for the foam board;
and S4, cutting the foam board: the foam board is cut into foam blocks with specified sizes through the matching of the cutting device 4 and the fixing device 3;
s5 discharge: the foam blocks after cutting fall down from the lower end of the workbench 1, and are collected and then conveyed to a designated position for storage.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an automatic design cross cutting machine of polyurethane plastic foam board, includes workstation (1), mounting bracket (2), fixing device (3) and cutting device (4), its characterized in that: a square groove is formed in the middle of the workbench (1), sliding grooves are symmetrically formed in the left side and the right side of the workbench (1), a mounting frame (2) is mounted on the rear side of the workbench (1), a square notch is formed in the lower end of the mounting frame (2), the front side of the mounting frame (2) is connected with a cutting device (4), and the lower end of the cutting device (4) is connected with a fixing device (3); wherein:
the cutting device (4) comprises driving mechanisms (41), auxiliary mechanisms (42), a pushing frame (43), sliding plates (44), supporting frames (45), a first connecting rod (46), a second connecting rod (47), a winding roller (48), lead rings (49) and steel wires (410), wherein the number of the driving mechanisms (41) is two, the two driving mechanisms (41) are symmetrically arranged on the mounting frame (2) in the left-right direction, the pushing frame (43) is arranged in the middle of the driving mechanisms (41), the lower ends of the driving mechanisms (41) are connected with the upper ends of the auxiliary mechanisms (42), the inner sides of the auxiliary mechanisms (42) are connected with the outer sides of the sliding plates (44), the upper ends of the sliding plates (44) are connected with the lower ends of the supporting frames (45), the supporting frames (45) are arranged in a sliding groove in a sliding fit mode, the first connecting rod (46) and the second connecting rod (47) are connected between the, the first connecting rod (46) and the second connecting rod (47) are arranged in a front-back opposite mode, wire winding rollers (48) are uniformly arranged on the first connecting rod (46) from left to right, wire leading rings (49) are uniformly arranged on the second connecting rod (47) from left to right, the wire winding rollers (48) correspond to the wire leading rings (49) in position one by one, and steel wires (410) are connected between the wire winding rollers (48) and the wire leading rings (49) corresponding to the positions;
the driving mechanism (41) comprises a driving motor (411), a lead screw (412), a moving block (413), a working plate (414) and linkage rods (34) (415), the driving motor (411) is installed on the side wall of the installation frame (2) through a motor base, the lower end of an output shaft of the driving motor (411) is connected with one end of the lead screw through a coupler, the other end of the lead screw is connected with the upper end of the workbench (1) through a bearing, the moving block (413) is installed in the middle of the lead screw in a threaded fit mode, the rear side of the moving block (413) is connected with the side wall of the installation frame (2) in a sliding fit mode, the working plate (414) is installed on the front side of the moving block (413), and the inner side of the working plate;
the auxiliary mechanism (42) comprises a driving gear (421), a driven gear (422), an incomplete gear (423), a rack (424) and a moving frame (425), the driving gear (421) is installed on the side wall of the lower end of the screw rod, the front end of the driving gear (421) is meshed with the rear side of the driven gear (422), the lower end of the driven gear (422) is connected with the upper end of the incomplete gear (423), the incomplete gear (423) is installed at the lower end of the workbench (1) through a bearing, the racks (424) are respectively meshed with the front side and the rear side of the incomplete gear (423), the rack (424) is installed on the inner side wall of the moving frame (425), the moving frame (425) is installed at the lower end of the workbench (1) in a sliding fit mode, and the inner side of.
2. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: fixing device (3) include riser (31), expansion plate (32), movable plate (33), gangbar (34), go up gangbar (35) and lower gangbar (36), and riser (31) are installed on the workstation, and riser (31) rear side is connected with expansion plate (32) one end, and the fixed plate is installed to the expansion plate (32) other end, and linkage plate (35) and lower gangbar (36) are installed respectively through gangbar (34) in both ends about movable plate (33), and movable plate (33), last gangbar (35) and lower gangbar (36) rear side all are provided with the pivot through the round pin axle.
3. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: push away pressure frame (43) including outer frame body (431), telescopic link (432), sliding plate (433) and lifter plate (434), outer frame body (431) are front end open-ended U style of calligraphy structure, but outer frame body (431) rear end is for controlling extending structure, sliding plate (433) are installed through sliding fit mode to outer frame body (431) front end, but sliding plate (433) are for controlling extending structure, be connected through telescopic link (432) between sliding plate (433) and the outer frame body (431) rear end, be provided with the spring in telescopic link (432), the lifting groove has been seted up to outer frame body (431) left and right sides symmetry, lifter plate (434) are installed through sliding fit mode in the lifting groove.
4. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: support frame (45) are including sliding rod (451), fixed block (452), sliding block (453), locating lever (454) and locating pin (455), install three group sliding rod (451) in proper order from the past backward through sliding fit in the sliding tray, install fixed block (452) between a set of sliding rod (451) that is located the sliding tray rear side, sliding block (453) are all installed to remaining two groups sliding rod (451) upper end, all be connected with locating lever (454) through sliding fit between adjacent sliding block (453) and fixed block (452), locating lever (454) upper end and sliding block (453) upper end are all turned right from a left side and have evenly seted up the locating hole, be connected through locating pin (455) between the corresponding locating hole of position on locating lever (454) and sliding block (453).
5. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: a regulating hole is uniformly formed in the first connecting rod (46) from left to right, a mounting hole is formed in the winding roller (48), and a screw is connected between the regulating hole corresponding to the first position and the mounting hole in a threaded fit mode.
6. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: no. two adjusting holes are evenly formed in the second connecting rod (47) from left to right, No. two mounting holes are formed in the lead ring (49), and screws are connected between the corresponding second adjusting holes in the positions and the corresponding second mounting holes in a threaded matching mode.
7. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 3, is characterized in that: the upper end of the upper linkage plate (35) is of an inclined surface structure with the thickness gradually increasing from top to bottom, and the front end of the sliding plate (433) is of an inclined surface structure with the inclination direction opposite to that of the upper linkage plate (35).
8. The automatic sizing and die-cutting machine for polyurethane plastic foam boards as claimed in claim 1, is characterized in that: the process for die cutting the polyurethane plastic foam board by using the die cutting machine comprises the following steps:
s1 foam board stacking: stacking a plurality of formed foam boards between a steel wire (410) and a pushing frame (43);
s2 foam board positioning: the foam board is positioned by the mutual matching of the fixing device (3) and the pushing frame (43), so that the foam board is prevented from moving left and right;
s3 device adjustment: correspondingly adjusting the equipment according to the size requirement preset for the foam board;
and S4, cutting the foam board: the foam board is cut into foam blocks with specified sizes through the matching of the cutting device (4) and the fixing device (3);
s5 discharge: the foam blocks after cutting fall down from the lower end of the workbench (1), and are collected and then conveyed to a designated position for storage.
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| CN202010362707.2A CN111516033B (en) | 2020-04-30 | 2020-04-30 | Automatic setting die-cutting machine and die-cutting process for polyurethane plastic foam board |
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| CN202010362707.2A CN111516033B (en) | 2020-04-30 | 2020-04-30 | Automatic setting die-cutting machine and die-cutting process for polyurethane plastic foam board |
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| CN113829636A (en) * | 2021-09-23 | 2021-12-24 | 严德雪 | Preparation process of plastic film |
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| CN111516033B (en) | 2021-10-08 |
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Effective date of registration: 20210903 Address after: 318026 Toutuo Town, Huangyan District, Taizhou City, Zhejiang Province Applicant after: Taizhou Huangyan Yixin Auto Parts Co.,Ltd. Address before: 430080 Wuhan University of science and technology, 947 Heping Avenue, Qingshan District, Wuhan City, Hubei Province Applicant before: Xu Junhui |
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