CN107775696B - OCA cross cutting machine - Google Patents
OCA cross cutting machine Download PDFInfo
- Publication number
- CN107775696B CN107775696B CN201711166141.0A CN201711166141A CN107775696B CN 107775696 B CN107775696 B CN 107775696B CN 201711166141 A CN201711166141 A CN 201711166141A CN 107775696 B CN107775696 B CN 107775696B
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- cutting station
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- 238000005520 cutting process Methods 0.000 title claims abstract description 162
- 239000000463 material Substances 0.000 claims abstract description 49
- 238000007599 discharging Methods 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims 1
- 239000000084 colloidal system Substances 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000003522 acrylic cement Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect 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
- B26D1/143—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 stationary axis
- B26D1/15—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 stationary axis with vertical cutting member
- B26D1/151—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 stationary axis with vertical cutting member for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H20/00—Advancing webs
- B65H20/02—Advancing webs by friction roller
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 OCA die-cutting machine which comprises a frame and a plurality of unreeling rolls, wherein an OCA die-cutting process line is arranged on the frame, and a first workstation, a second workstation and a third workstation with different die-cutting angles are sequentially arranged on the OCA die-cutting process line from front to back; the first working station comprises a central large shaft and at least one first die cutting station, and the die cutting direction of the first die cutting station is vertical to the circumferential section of the central large shaft; the second working station comprises a bottom shaft wheel set and a second die cutting station, wherein the bottom shaft wheel set consists of driving bottom shafts and driven bottom shafts which are arranged in a staggered manner and mutually driven, and the second die cutting station is connected with the driving bottom shafts in a matched manner; the third workstation comprises a discharging bottom shaft and a third die cutting station. According to the invention, the rubber rollers and the die cutters are arranged in the OCA die cutting process assembly line from front to back in a staggered manner, so that the rubber rollers are arranged on both sides of each die cutter and are used for leveling the OCA die cutting material, so that the cutting stress of the OCA die cutting material is uniform, and the situation that the local stress of the cutting is overlarge and the OCA colloid flows is avoided.
Description
Technical Field
The invention relates to the field of OCA die cutting, in particular to an OCA die cutting machine.
Background
OCA is that optical acrylic adhesive is made into no substrate, then upper and lower bottom, and a layer of release film is laminated respectively, is a no substrate high-permeability double-sided adhesive tape, and cohesion is general, and mobility is very big, and deformation is very easy after the extrusion. At present, the adhesive is an optimal adhesive for touch screens, is mainly used for bonding materials on the touch screens, plays a role in capacitive touch sensing, and has very high cleanliness.
Because of the nature of the cutting die, most of OCA die cutting processes use flat cutters, while circular cutters are mainly used for film changing, OCA die cutting, and other processes. The production equipment does not allow rust, cleanliness and environment to be caused, and the one-time die cutting processing can solve all the problems from beginning to end. The existing die cutting machine is numerous in mechanisms, the volume of the material receiving rolls and the volume of the material discharging rolls are large, the quantity of the material receiving rolls are large, the surface flatness error of an OCA product is not higher than 0.3-0.5mm, the bending degree of the product is not higher than 2-3mm, so that the condition that die cutting materials generate a large angle in the conveying process is caused, the bending position of the maximum angle is the highest pressure, OCA optical cement flows in the materials, and uneven conditions such as bubbles, concave-convex, white spots and the like are caused.
Disclosure of Invention
The invention aims to provide an OCA die-cutting machine which realizes uniform stress of OCA optical acrylic adhesive in the cutting and steering processes.
The invention aims at realizing the following technical scheme:
the OCA die-cutting machine comprises a frame, a plurality of unreeling rolls are arranged around the frame, an OCA die-cutting process line for processing OCA die-cutting material belts is arranged on the frame, and a first workstation, a second workstation and a third workstation are sequentially arranged on the OCA die-cutting process line from front to back.
The first workstation comprises a central large shaft, at least one first die-cutting station is arranged on the peripheral outer edge of the central large shaft, and the die-cutting direction of the first die-cutting station is perpendicular to the peripheral section of the central large shaft.
The second workstation comprises a bottom shaft wheel set and a second die cutting station which are horizontally arranged, wherein the bottom shaft wheel set consists of a driving bottom shaft and a driven bottom shaft which are arranged in a staggered mode, the driving bottom shaft and the driven bottom shaft are mutually driven, and the second die cutting station is connected with the driving bottom shaft in a matched mode.
The third workstation comprises a discharging bottom shaft and a third die cutting station which are matched with each other.
The die cutting angles among the first die cutting station, the second die cutting station and the third die cutting station are different.
In a preferred embodiment, the shaft diameter dimension of the central large shaft is not less than 300mm.
In a preferred embodiment, the die cut angle has an angular range of less than 20 °.
In a preferred embodiment, the first die-cutting station, the second die-cutting station and the third die-cutting station have the same structure and comprise die-cutting station frames, a die cutter pressurizing device and die cutters are respectively arranged on the upper portion and the lower portion of the die-cutting station frames, and the pressing ends of the die cutter pressurizing device are in rolling connection with the die cutters.
In the preferred embodiment, the bilateral symmetry of cross cutting station frame is equipped with the first slide of perpendicular to tangent plane, the both ends of die cutter all are equipped with first slide matched with cross cutter slider, cross cutter pressure device includes the pinch roller, the both sides of pinch roller all are equipped with the pinch roller slider of being connected with first slide cooperation, the top of cross cutting station frame is equipped with the first accommodate screw who supports the pinch roller slider.
In the preferred embodiment, the bilateral symmetry of second cross cutting station is equipped with walks material pressurizing device, walk material pressurizing device include with cross cutting station frame fixed connection's auxiliary station frame, be equipped with the second slide that sets up along the direction of compressing tightly on the auxiliary station frame, the second slide fit is equipped with auxiliary slide, auxiliary slide installs the both sides at the tight roller that rises, auxiliary station frame's top is equipped with the second accommodate spindle who supports auxiliary slide.
In the preferred embodiment, the pan feeding end of OCA cross cutting process line is equipped with direction rectifying mechanism, direction rectifying mechanism includes a plurality of straightening rollers that stagger from top to bottom and is set up, guide bar and the frame of rectifying that is located the straightening roller both sides, straightening roller and guide bar each other are parallel arrangement, be equipped with the movable limiting plate that can follow the straightening roller and remove on the straightening roller perpendicularly, be equipped with on the movable limiting plate with guide bar sliding connection's linear bearing, the movable limiting plate symmetry sets up in the both sides of straightening roller, be equipped with the straightening roller hole that supplies the straightening roller to pass on the movable limiting plate.
In a preferred embodiment, the linear bearing is provided with a locking device, and the locking device comprises a locking screw rod and a wire hole positioned on the linear bearing, wherein the wire hole is communicated with a guide hole in the linear bearing for a guide rod to pass through.
In a preferred embodiment, a guide bearing is arranged on the movable limiting plate and positioned between the left straightening roller hole and the right straightening roller hole, the guide bearing is mutually perpendicular to the central shaft of the straightening roller, and a bearing hole for accommodating the guide bearing is arranged on the movable limiting plate.
In a preferred embodiment, the plurality of pay-off rolls includes an OCA roll set, a release film roll set, a box seal tape roll set, a light release film roll set, and a protective film roll set.
The beneficial effects of the invention are as follows:
according to the invention, the first working station, the second working station and the third working station are sequentially arranged in the OCA die cutting process line from front to back, die cutting angles among the first working station, the second working station and the third working station are different, a large arc transmission line is formed, the effect is equivalent to the partial circumference extension of a large transmission bottom shaft, a small space is used for simulating a large transmission shaft, two ends of the second working station are respectively provided with a feeding compressing device which is positioned on the discharging side of the first working station and the feeding side of the third working station and used for leveling OCA die cutting materials, so that the cutting stress of OCA die cutting materials in the three working stations is uniform, the situation that the cutting local stress is overlarge and OCA colloid flows is avoided, the problems that the materials are deformed due to the stress in the cutting process, the materials recover the initial state after the cutting is finished, the cutting shape is deformed, and the accuracy requirement cannot be ensured are solved.
Drawings
The invention is described in further detail below with reference to the accompanying drawings.
FIG. 1 is a process flow diagram of an OCA die-cutting machine in accordance with an embodiment of the present invention;
FIG. 2 is a front view block diagram of an OCA die cutting process line in accordance with an embodiment of the present invention;
FIG. 3 is a front view block diagram of the first die cutting station of FIG. 2;
FIG. 4 is a front view block diagram of the second die cutting station of FIG. 2;
FIG. 5 is a top view of the guide deflection mechanism of FIG. 1;
fig. 6 is a cross-sectional view of the structure of A-A in fig. 5.
In the figure:
1. a frame; 2. OCA die cuts the material strip; 3. a first die cutting station; 4. a central large shaft; 5. a driving bottom shaft; 6. a driven bottom shaft; 7. a second die cutting station; 8. a discharging bottom shaft; 9. a third die cutting station;
10. a die cutting station frame; 11. a die cutter; 12. a first slideway; 13. a die cutter slider; 14. a pinch roller slider; 15. a pinch roller; 16. a first adjusting screw rod;
17. an auxiliary station frame; 18. a second slideway; 19. an auxiliary slide block; 20. a tension roller; 21. a second adjusting screw rod; 22. a feeding pressurizing device;
23. a guide deviation correcting mechanism; 24. straightening rollers; 25. a guide rod; 26. a deviation correcting rack; 27. a movable limiting plate; 28. a linear bearing; 29. a guide bearing; 30. locking the screw rod.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
The invention will be further described with reference to the drawings and specific examples.
As shown in fig. 1, an OCA die-cutting machine comprises a frame 1, a plurality of unreels are arranged around the frame 1, each of the unreels comprises an OCA roll group, a release film roll group, a sealing tape roll group, a light release film roll group and a protective film roll group, and each of the feed roll groups comprises an unreeling roll and a reeling roll. Be equipped with the OCA cross cutting process flow line that is used for processing OCA cross cutting material area 2 in the frame 1, OCA cross cutting material area 2 is including being located the middle OCA material area, and the upper portion laminating in OCA material area is from the type membrane, and OCA material area needs laminating protection film in its bottom in the cutting process, and OCA material area needs laminating joint sealing sticky tape above it after the frame cuts, increases the frame, and the flow of its technology is: OCA material strip-protection film-release film with the thickness of 0.025 mm-primary cutting-box sealing adhesive tape-light release film-protection film-secondary cutting-finished OCA die-cut material strip 2.
As shown in fig. 2, the frame 1 is provided with an OCA die-cutting process line for processing the OCA die-cutting material strip 2, and the OCA die-cutting process line is sequentially provided with a first workstation, a second workstation and a third workstation from front to back.
The first work station comprises a central large shaft 4, three first die-cutting stations 3 are arranged on the outer periphery of the circumference of the central large shaft 4, the die-cutting direction of each first die-cutting station 3 is perpendicular to the circumferential section of the central large shaft 4, and the die-cutting angles of the three first die-cutting stations 3 are 0 degrees, 45 degrees and 90 degrees in sequence and are uniformly distributed on the upper left part of the central large shaft 4. The diameter of the central large shaft 4 is not less than 300mm. The center large shaft 4 is rotationally connected with the driving motor, the OCA die-cutting material belt 2 is attached to the circumference outer edge of the center large shaft 4 and moves, the area of the steering pressure surface of the OCA die-cutting material belt 2 is increased, so that the steering pressure of the OCA die-cutting material belt 2 is reduced, the problem that OCA glue flows due to overhigh steering pressure of the OCA die-cutting material belt 2 can be avoided, and according to the equipment structure requirement, the extending circumference of the OCA die-cutting material belt 2 attached to the center large shaft 4 is not more than pi.
The second workstation comprises a bottom shaft wheel set and a second die-cutting station 7 which are horizontally arranged, the bottom shaft wheel set is composed of a driving bottom shaft 5 and a driven bottom shaft 6 which are arranged in a staggered mode, the driving bottom shaft 5 is fixedly connected with a driving motor, the driving bottom shaft 5 and the driven bottom shaft 6 are connected in a fitting mode and mutually driven, 3 (marked 1, 3 and 5 from left to right) driving bottom shafts 5 are arranged, 2 (marked 2 and 4 from left to right) driven bottom shafts 6 are arranged, the shaft radius of the driving bottom shaft 5 is larger than that of the driven bottom shaft 6, the driven bottom shaft 6 is prevented from being in contact with an OCA die-cutting material belt 2, the driving bottom shaft 5 (marked 3) in the middle is connected with a second driving motor, the driving bottom shaft 5 (marked 3) drives the driven bottom shaft 6 (marked 2 and 4) to reversely rotate, and the driven bottom shafts 6 (marked 2 and 4) respectively drive the driving bottom shafts 5 (marked 1 and 5) on two sides to reversely rotate, so that synchronous rotation of the driving bottom shafts 5 (marked 1, 3 and 5) is realized, and the driving bottom shaft 5 is matched with the second die-cutting station 7 because the driving bottom shaft 5 is in contact with the OCA material belt 2.
The third workstation includes ejection of compact lower shaft 8 and the third cross cutting station 9 of mutually supporting, the quantity of ejection of compact lower shaft 8 can be according to increasing OCA cross cutting material area 2 bending angle's needs with increase number 3 for link up the pan feeding angle or the pan feeding position of follow-up processing equipment.
The die cutting angles among the first die cutting station 3, the second die cutting station 7 and the third die cutting station 9 are different, the angle range of the die cutting angle is higher than 20 degrees, the angle can ensure that the surface flatness error of the OCA finished product is not higher than 0.3-0.5mm, the bending degree of the product is not higher than 2-3mm, and the OCA colloid can be prevented from flowing.
The structure of the first die cutting station 3, the structure of the second die cutting station 7 and the structure of the third die cutting station 9 are the same and the structure of the third die cutting station 9 respectively comprises a die cutting station frame 10, a die cutter 11 pressurizing device and a die cutter 11 are respectively arranged on the upper portion and the lower portion of the die cutting station frame 10, the pressing end of the die cutter 11 pressurizing device is in rolling connection with the die cutter 11, and the die cutter 11 pressurizing device is used for controlling the pressure quantity of the die cutter 11 and the bottom roller so as to ensure the cutting precision of the die cutter 11.
As shown in fig. 3, the two sides of the die-cutting station frame 10 are symmetrically provided with first slide ways 12 perpendicular to the tangential plane, two ends of the die-cutting rule 11 are respectively provided with a die-cutting rule slide block 13 matched with the first slide ways 12, the die-cutting rule 11 pressurizing device comprises a pressure roller 15, two sides of the pressure roller 15 are respectively provided with a pressure roller slide block 14 matched and connected with the first slide ways 12, and the top of the die-cutting station frame 10 is provided with a first adjusting screw 16 propped against the pressure roller slide blocks 14. The die cutter slider 13 and the pinch roller slider 14 can both slide back and forth in the first slideway 12, and are used for adjusting the pressure between the die cutter 11 and the bottom roller, and simultaneously facilitating the installation or the disassembly of the die cutter 11 and the pinch roller 15.
The top of first accommodate spindle 16 is equipped with the knob, rotate the adjustable first accommodate spindle 16 along first slide 12 upwards or move down, if first accommodate spindle 16 moves down, the bottom of first accommodate spindle 16 supports pinch roller slider 14, realize applying decurrent pressure for pinch roller 15 both ends, thus increase the pressure between pinch roller 15 and die-cutting rule 11, thus increase die-cutting rule 11 and the pressure of your between the bottom rollers, guarantee the die-cutting precision, because OCA die-cutting material is according to the difference of the complicated requirement of product, its processing modulus is different, namely the product thickness is different, pressure between die-cutting rule 11 and the bottom rollers that need to be adjusted, the problem that same pressure standard leads to complicated OCA product to flow unevenly because of the local pressure is big is solved, the bottom roller in this section is one of center big axle 4, initiative bottom roller, ejection of compact bottom roller.
As shown in fig. 4, the two sides of the second die-cutting station 7 are symmetrically provided with feeding pressurizing devices 22, the feeding pressurizing devices 22 comprise auxiliary station frames 17 fixedly connected with the die-cutting station frames 10, the auxiliary station frames 17 are provided with second slide ways 18 arranged along the pressing direction, the second slide ways 18 are internally matched with auxiliary slide blocks 19, the auxiliary slide blocks 19 are arranged on two sides of the tensioning roller 20, and the top of the auxiliary station frames 17 is provided with second adjusting screw rods 21 propped against the auxiliary slide blocks 19. The die-cutting die is used for leveling the OCA die-cutting material, so that the cutting stress of the OCA die-cutting material is uniform, the situation that local stress is overlarge in cutting and OCA colloid flows is avoided, meanwhile, the local stress of the material deforms in the cutting process, if the cutting positions are adjacently arranged, the material is restored to an initial state after cutting is finished, the cutting shape deforms, and the requirement of precision cannot be guaranteed.
As shown in fig. 5 and 6, the feeding end of the OCA die-cutting process line is provided with a guide deviation rectifying mechanism 23, the guide deviation rectifying mechanism 23 comprises a plurality of straightening rollers 24, guide rods 25 and deviation rectifying racks 26 positioned at two sides of the straightening rollers 24, the straightening rollers 24 and the guide rods 25 are arranged in parallel, the straightening rollers 24 are vertically provided with movable limiting plates 27 capable of moving along the straightening rollers 24, the movable limiting plates 27 are provided with linear bearings 28 in sliding connection with the guide rods 25, the movable limiting plates 27 are symmetrically arranged at two sides of the straightening rollers 24, the movable limiting plates 27 are provided with straightening roller 24 holes for the straightening rollers 24 to pass through, the movable limiting plates 27 are used for rectifying the materials conveyed on the straightening rollers 24, so that the materials are always conveyed in the middle of the straightening rollers 24 in the conveying process, the situation that the materials deviate to one side of the straightening rollers 24 is prevented, or the situation that the materials deviate is prevented, the situation that the materials deviate is solved, the problem that the OCA glue needs to stop and rectify is solved, the OCA glue can flow in the OCA die-cutting material strip 2, the situation that the OCA glue needs to wait for the uniform stop and then to start up, the production efficiency is reduced, and the production efficiency is greatly wasted after the glue is started up each time.
The linear bearing 28 is provided with a locking device, the locking device comprises a locking screw rod 30 and a screw hole positioned on the linear bearing 28, the screw hole is communicated with a guide hole on the linear bearing 28 for the guide rod 25 to pass through, the locking device is used for fixing the position of the movable limiting plate 27 on the guide rod 25, the problem that the movable limiting plate 27 is reversely pushed by materials to move can be prevented, and the deviation rectifying effect is guaranteed.
The movable limiting plate 27 is provided with guide bearings 29 between the holes of the left straightening roller 24 and the right straightening roller 24, the guide bearings 29 are mutually perpendicular to the central shaft of the straightening roller 24, and the movable limiting plate 27 is provided with bearing holes for accommodating the guide bearings 29, so that the movable limiting plate 27 is in point contact with materials from line contact, the friction force of material transmission is reduced, the stability of material transmission is improved, and perfect deviation correction is realized.
Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (5)
1. The utility model provides an OCA cross cutting machine, includes the frame, be equipped with a plurality of blowing rolls all around of frame, be equipped with the OCA cross cutting process line that is used for processing OCA cross cutting material area in the frame, its characterized in that: the OCA die cutting process line is sequentially provided with a first working station, a second working station and a third working station from front to back;
the first working station comprises a central large shaft, at least one first die-cutting station is arranged on the circumferential outer edge of the central large shaft, and the die-cutting direction of the first die-cutting station is perpendicular to the circumferential section of the central large shaft;
the second working station comprises a bottom shaft wheel set and a second die cutting station, wherein the bottom shaft wheel set is composed of a driving bottom shaft and a driven bottom shaft which are arranged in a staggered mode, the driving bottom shaft and the driven bottom shaft are mutually driven, and the second die cutting station is connected with the driving bottom shaft in a matched mode;
the third working station comprises a discharging bottom shaft and a third die cutting station which are matched with each other;
the die cutting angles among the first die cutting station, the second die cutting station and the third die cutting station are different;
the diameter of the central large shaft is not less than 300mm;
the angle range of the die cutting angle is lower than 20 degrees;
the first die cutting station, the second die cutting station and the third die cutting station have the same structure and comprise die cutting station frames, a die cutter pressurizing device and die cutters are respectively arranged on the upper part and the lower part of the die cutting station frames, and the pressing ends of the die cutter pressurizing devices are in rolling connection with the die cutters;
the feeding end of the OCA die cutting process line is provided with a guide deviation correcting mechanism, the guide deviation correcting mechanism comprises a plurality of straightening rollers, guide rods and deviation correcting frames, the straightening rollers and the guide rods are arranged in a staggered mode, the straightening rollers and the guide rods are arranged in parallel, a movable limiting plate capable of moving along the straightening rollers is vertically arranged on the straightening rollers, a linear bearing in sliding connection with the guide rods is arranged on the movable limiting plate, the movable limiting plate is symmetrically arranged on two sides of the straightening rollers, and straightening roller holes for the straightening rollers to pass through are formed in the movable limiting plate;
the plurality of unreeling rolls comprise an OCA roll set, a release film roll set, a sealing tape roll set, a light release film roll set and a protective film roll set.
2. The OCA die-cutting machine of claim 1, wherein: the die-cutting station frame is characterized in that first slide ways perpendicular to the tangential plane are symmetrically arranged on two sides of the die-cutting station frame, die-cutting cutter sliding blocks matched with the first slide ways are arranged on two ends of the die-cutting cutter, the die-cutting cutter pressurizing device comprises a pressure roller, pressure roller sliding blocks matched and connected with the first slide ways are arranged on two sides of the pressure roller, and a first adjusting screw rod propping against the pressure roller sliding blocks is arranged on the top of the die-cutting station frame.
3. The OCA die-cutting machine of claim 1, wherein: the die-cutting machine comprises a die-cutting station frame, a first die-cutting station frame, a second slide way, an auxiliary slide block, a second adjusting screw rod and a tensioning roller, wherein the die-cutting station frame is fixedly connected with the die-cutting station frame, the second slide way is arranged on the auxiliary station frame along the compacting direction, the auxiliary slide block is matched with the second slide way, the auxiliary slide block is arranged on two sides of the tensioning roller, and the top of the auxiliary station frame is provided with the second adjusting screw rod propping against the auxiliary slide block.
4. The OCA die-cutting machine of claim 1, wherein: the linear bearing is provided with a locking device, the locking device comprises a locking screw rod and a wire hole positioned on the linear bearing, and the wire hole is communicated with a guide hole on the linear bearing for a guide rod to pass through.
5. The OCA die-cutting machine of claim 1, wherein: guide bearings are arranged between the left straightening roller hole and the right straightening roller hole on the movable limiting plate, the guide bearings are mutually perpendicular to the central shaft of the straightening roller, and bearing holes for accommodating the guide bearings are formed in the movable limiting plate.
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| CN201711166141.0A CN107775696B (en) | 2017-11-21 | 2017-11-21 | OCA cross cutting machine |
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| CN201711166141.0A CN107775696B (en) | 2017-11-21 | 2017-11-21 | OCA cross cutting machine |
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| CN107775696A CN107775696A (en) | 2018-03-09 |
| CN107775696B true CN107775696B (en) | 2024-01-12 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113319930A (en) * | 2020-02-28 | 2021-08-31 | 昊佰电子科技（上海）有限公司 | Die cutting piece processing system with stopping device |
| CN115091532A (en) * | 2022-07-28 | 2022-09-23 | 苏州安洁科技股份有限公司 | Pressing shaft for local pressing |
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