CN109333895A

CN109333895A - Full-automatic casting machine

Info

Publication number: CN109333895A
Application number: CN201811413967.7A
Authority: CN
Inventors: 靳职雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-26
Filing date: 2018-11-26
Publication date: 2019-02-15

Abstract

The invention discloses a kind of full-automatic casting machines, comprising: base band casting device；Two rotating cylinders, its parallel side-by-side is set to above the base band at identical height, the axis of two rotating cylinders is parallel with the base band and vertical with the direction of advance of the base band, each rotating cylinder is connect across the base band and with a motor coaxle, doctor assemblies are provided on each rotating cylinder comprising scraper, close switch；Two photoelectric sensors；Control module, when being triggered on a rotating cylinder close to switch, the control module starts the motor connecting with another rotating cylinder, photoelectric sensor optical path below a rotating cylinder is blocked moment, the control module starts the electric motor starting connecting with another rotating cylinder, it is provided with delay switch on two motors, motor stops after motor driven rotating cylinder turns over 180 °.The present invention has the advantages that replace scraper automatically and does not stop casting processes.

Description

Full-automatic casting machine

Technical field

The present invention relates to casting apparatus fields.It is more particularly related to a kind of full-automatic casting machine.

Background technique

Casting machine is a kind of processing film equipment, mainly first the powder and binder, plasticizer, dispersion crushed Agent, solvent are mixed and made into the slurry with certain viscosity, and slurry is flowed down from hopper, are scraped with certain thickness coated in special by scraper With in base band, green tape film is peeled into after drying, solidification, and then green tape is rushed according to the size and shape of finished product It cuts, close the working processes such as layer, blank finished product to be sintered is made.

However in actual production process, slurry inevitably contains impurity, these impurity can bond in casting processes Onto the point of a knife of scraper, along with scraper point of a knife is for a long time with slurry contact friction, point of a knife temperature can also rise, so that gluing on point of a knife The impurity of knot further attaches the long great achievement particle ball of slurry, the film surface that these particle clubs cause curtain coating to come out have pit, The defects of decorative pattern, causes waste product substandard products, seriously affects the quality of production；And stop cleaning scraper it will cause casting processes interruption, Influence production efficiency.

Summary of the invention

It is an object of the invention to solve at least the above problems, and provide the advantages of at least will be described later.

The full-automatic curtain coating of casting processes is not stopped it is a still further object of the present invention to provide a kind of automatic replacement scraper and Machine.

In order to realize these purposes and other advantages according to the present invention, a kind of full-automatic casting machine is provided, comprising:

Base band casting device comprising drive roll, driven voller and base band, the drive roll and driven voller parallel side-by-side It is set to identical height, the base band is wound around on drive roll and driven voller；

Two rotating cylinders, parallel side-by-side are set to above the base band at identical height, the axis of two rotating cylinders with it is described Base band is parallel and vertical with the direction of advance of the base band, and each rotating cylinder is connect across the base band and with a motor coaxle, often Doctor assemblies are provided on one rotating cylinder, the doctor assemblies include:

Scraper is the block L-shaped in the vertical section profile perpendicular to tube rotaring axis, and the scraper is along rotating cylinder bus Direction is connect with rotating cylinder outer wall, when the scraper is turned to closest to base band, the point of a knife of the scraper towards and the base band Direction of advance it is opposite；

Movable plate, is set between the scraper point of a knife and rotating cylinder and at the scraper point of a knife, and the scraper leans on Both ends of the surface at nearly point of a knife are respectively provided with a fixing axle, and the both ends of the movable plate are respectively provided with a first connecting rod in the width direction, often The middle part of one first connecting rod and a fixing axle are rotatablely connected, and the end of each first connecting rod extends to the scraper away from point of a knife On one side, and the end of two first connecting rods is connected with same cross bar, and a thick stick is collectively formed in the movable plate, two first connecting rods and cross bar Linkage, when the scraper is turned to closest to base band, the movable plate is close to scraper point of a knife, while cross bar is higher than the work Movable plate and the one side conflict for deviating from point of a knife with the scraper；

Close to switch, pulse signal is issued when being triggered, the bottom close to switch is connected on a second connecting rod, A through-hole is offered on the rotating cylinder, the second connecting rod passes through the through-hole and is slidably connected with the through-hole, and described second The connecting rod other end is provided with limited block to prevent second connecting rod from skidding off from the through-hole, the bottom area close to switch Greater than the via area to prevent from falling into rotating cylinder close to switch, when the scraper is turned to closest to base band, described Two connecting rods are in a vertical shape and are completely in outside rotating cylinder, and the probe close to switch is directed toward the movable plate plate face, if living at this time Movable plate is in minimum state, then is not triggered close to switch, if movable plate is not in minimum state at this time, is touched close to switch Hair, when the scraper is turned to farthest away from base band, the second connecting rod is in a vertical shape and is completely in rotating cylinder, described close Vertical distance is greater than the activation threshold value close to switch between the probe and movable plate plate face of switch；

Wherein, serpentine cooling channel is offered in the scraper at the scraper bottom, the serpentine cooling channel is from leaning on The internal stretch of nearly scraper one end is to the inside close to the scraper other end, and the entrance of the serpentine cooling channel is all provided with outlet It is placed in the top surface of the scraper, two circles to match with the entrance and exit of the serpentine cooling channel are offered on the rotating cylinder Hole, the entrance of the serpentine cooling channel are connected to by the first hose with the water outlet of a water pump, the water inlet of the water pump and The water outlet of one water tank is connected to, and the water inlet of the water tank passes through the outlet of the second hose and the serpentine cooling channel；

Wherein, two rotating cylinder spacing are greater than twice of the scraper length；

Two photoelectric sensors, each photoelectric sensor are set between a rotating cylinder and base band, the hair of the photoelectric sensor It penetrates end and receiving end and is respectively arranged at base band two sides, when the scraper on a rotating cylinder is turned to closest to base band, be set to this turn Optical path between the transmitting terminal and receiving end of the photoelectric sensor of cylinder lower section is blocked, and the optical path of each photoelectric sensor is blocked wink Between issue pulse signal, optical path does not issue signal when restoring；

Control module is separately connected with two close to switch, two photoelectric sensors, and the control module is also divided with two motors It does not connect, when being triggered on a rotating cylinder close to switch, the control module starts the motor connecting with another rotating cylinder, when one turn The photoelectric sensor optical path of cylinder lower section is blocked moment, and the control module starts the electric motor starting connecting with another rotating cylinder, It is provided with delay switch on two motors, motor stops after motor driven rotating cylinder turns over 180 °, and the initial state of two scrapers is One scraper is closest to base band position, and another scraper is farthest away from base band position.

Preferably, multiple apertures are uniformly provided on the movable plate.

Preferably, further includes:

Buzzer is connect with the control module, and when two, close to switch, one of them is triggered, and the buzzer opens It is dynamic.

Preferably, the middle part that the rotating cylinder is set to close to switch.

Preferably, a round tube connecting with the through-hole is provided in the rotating cylinder, the round tube inside diameter leads to described Hole internal diameter is identical, and the round tube length is less than the second connecting rod length, and the second connecting rod is slidably connected in the round tube, When the scraper is turned to closest to base band, the round tube is in a vertical shape.

Preferably, polytetrafluorethylecoatings coatings are coated at the scraper point of a knife.

The present invention is include at least the following beneficial effects: what the impurity particle adhered to after scraper point of a knife director's time service was formed Sphere jacks movable plate, so that being triggered by the scraper close to switch issues pulse signal, control module just will start another Motor goes to another scraper closest on the station of base band, and the photoelectric sensor at its both ends can be triggered when another scraper is in place Pulse signal is issued, control module, which just will start previous motor, makes previous scraper go to the position farthest away from base band, then works Personnel can clear up previous scraper, this entirely replaces the process of scraper without human intervention, automatic convenient, while It will not stop casting processes, meanwhile, serpentine cooling channel is set inside scraper, scraper point of a knife is dropped by Water-cooling circulating Temperature can be reduced adherency of the slurry to point of a knife, slurry avoided to consolidate to form impurity particle ball in point of a knife.

Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this The research and practice of invention and be understood by the person skilled in the art.

Detailed description of the invention

Fig. 1 is the side structure schematic diagram of a wherein embodiment of the invention；

Fig. 2 is the top view of a wherein embodiment of the invention；

Fig. 3 is the structural schematic diagram of scraper end face described in a wherein embodiment of the invention；

Fig. 4 is the structural schematic diagram of serpentine cooling channel described in a wherein embodiment of the invention.

Specific embodiment

Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text Word can be implemented accordingly.

It should be noted that in the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and is not the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention System.

As shown in Figures 1 to 4, the present invention provides a kind of full-automatic casting machine, comprising:

Base band casting device comprising drive roll 1, driven voller 2 and base band 3, the drive roll 1 are parallel with driven voller 2 Arranged side by side is set to identical height, and the base band 3 is wound around on drive roll 1 and driven voller 2；

Two rotating cylinders 4, parallel side-by-side are set at the identical height in 3 top of the base band, and the axis of two rotating cylinders 4 is and institute It is parallel and vertical with the direction of advance of the base band 3 to state base band 3, each rotating cylinder 4 is across the base band 3 and coaxial with a motor 5 It connects, is provided with doctor assemblies on each rotating cylinder 4, the doctor assemblies include:

Scraper 6 is the block L-shaped in the vertical section profile perpendicular to 4 axis of rotating cylinder, and the scraper 6 is along rotating cylinder 4 Generatrix direction is connect with 4 outer wall of rotating cylinder, when the scraper 6 is turned to closest to base band 3, the point of a knife of the scraper 6 towards with The direction of advance of the base band 3 is opposite；

Movable plate 7, is set between 6 point of a knife of scraper and rotating cylinder 4 and at 6 point of a knife of scraper, described to scrape Both ends of the surface of the knife 6 at point of a knife are respectively provided with a fixing axle 8, and the both ends of the movable plate 7 are respectively provided with one first in the width direction Connecting rod 9, the middle part of each first connecting rod 9 and a fixing axle 8 are rotatablely connected, and the end of each first connecting rod 9 extends to described scrape Knife 6 deviates from the one side of point of a knife, and the end of two first connecting rods 9 is connected with same cross bar, the movable plate 7, two first connecting rods 9 and A lever mechanism is collectively formed in cross bar, and when the scraper 6 is turned to closest to base band 3, the movable plate 7 is close to 6 knife of scraper Point, while cross bar is higher than the movable plate 7 and the one side with the scraper 6 away from point of a knife contradicts；

Close to switch 10, pulse signal is issued when being triggered, the bottom close to switch 10 is connected to one second company On bar 11, a through-hole is offered on the rotating cylinder 4, the second connecting rod 11, which passes through the through-hole and slides with the through-hole, to be connected It connects, 11 other end of second connecting rod is provided with limited block to prevent second connecting rod 11 from skidding off from the through-hole, described close The bottom area of switch 10, which prevents from approaching switch 10 also greater than the via area, to be fallen into rotating cylinder 4, when the scraper 6 rotates When to closest to base band 3, the second connecting rod 11 is in a vertical shape and is completely in outside rotating cylinder 4, the probe close to switch 10 It is directed toward 7 plate face of movable plate, if movable plate 7 is in minimum state at this time, is not triggered close to switch 10, if movable at this time Plate 7 is not in minimum state, then is triggered close to switch 10, when the scraper 6 is turned to farthest away from base band 3, described second Connecting rod 11 is in a vertical shape and is completely in rotating cylinder 4, described big close to vertical distance between 7 plate face of probe and movable plate of switch 10 In the activation threshold value close to switch 10；

Wherein, serpentine cooling channel 12, the serpentine cooling channel are offered at 6 bottom of scraper in the scraper 6 12 from the internal stretch of close 6 one end of scraper to the inside close to 6 other end of scraper, and the entrance of the serpentine cooling channel 12 It is all set in the top surface of the scraper 6 with outlet, is offered on the rotating cylinder 4 with the entrance of the serpentine cooling channel 12 and out The entrance of two circular holes that mouth matches, the serpentine cooling channel 12 is connected to by the first hose with the water outlet of a water pump, institute The water inlet for stating water pump is connected to the water outlet of a water tank, and the water inlet of the water tank passes through the second hose and the snakelike cooling The outlet in channel 12, the water pump and water tank are all set in the ground beside casting machine, and the one of the not set motor 5 of rotating cylinder 4 End end face opens up after pipeline inlet and outlet, the first hose and the second hose put in 4 inside of rotating cylinder from pipeline inlet and outlet and passes through circular hole It is connected to respectively with the entrance and exit of serpentine cooling channel 12；

Wherein, two rotating cylinders, 4 spacing is greater than twice of 6 length of scraper；

Two photoelectric sensors, each photoelectric sensor are set between a rotating cylinder 4 and base band 3, the photoelectric sensor Transmitting terminal 13 and receiving end 14 are respectively arranged at 3 two sides of base band, when the scraper 6 on a rotating cylinder 4 is turned to closest to base band 3, The optical path being set between the transmitting terminal 13 and receiving end 14 of the photoelectric sensor of 4 lower section of rotating cylinder is blocked, each photoelectric sensing The optical path of device be blocked moment issue pulse signal, optical path restore when do not issue signal；

Control module is separately connected with two close to switches 10, two photoelectric sensors, the control module also with two motors 5 are separately connected, and when being triggered on a rotating cylinder 4 close to switch 10, the control module starts the motor connecting with another rotating cylinder 4 5, the photoelectric sensor optical path below a rotating cylinder 4 is blocked moment, what the control module starting was connect with another rotating cylinder 4 Motor 5 starts, and is provided with delay switch on two motors 5, and motor 5 stops after motor 5 drives rotating cylinder 4 to turn over 180 °, and two scrape The initial state of knife 6 is scraper 6 closest to 3 position of base band, and another scraper 6 is farthest away from 3 position of base band.

Above-described embodiment in use, since the impurity particle adhered to after 6 point of a knife director's time service of scraper is formed Sphere jack movable plate 7 so that 6 being triggered close to switch 10 for side of the scraper issues pulse signal, control module will be opened Moving another motor 5 goes to another scraper 6 closest on the station of base band 3, can trigger its both ends when another scraper 6 is in place Photoelectric sensor issues pulse signal, and control module, which just will start previous motor 5, goes to previous scraper 6 farthest away from base band 3 Position, then staff can clear up previous scraper 6, this entirely replaces the process of scraper 6 without human intervention, It is automatic convenient, while casting processes will not be stopped, meanwhile, serpentine cooling channel 12 is set inside scraper 6, is followed by water cooling Ring cools down to 6 point of a knife of scraper, can be reduced adherency of the slurry to point of a knife, slurry is avoided to consolidate to form impurity particle in point of a knife Ball.

In another embodiment, multiple apertures are uniformly provided on the movable plate 7, are deposited in point of a knife and movable plate in this way Slurry between 7 can be oozed out from the aperture on movable plate 7, and slurry accumulation is avoided to cause 7 malfunction of movable plate.

In another embodiment, further includes:

Buzzer is connect with the control module, and when two, close to switch 10, one of them is triggered, and the buzzer opens It is dynamic.Thus staff need to only hear that buzzer sound just removes cleaning scraper 6 without keeping an eye on casting machine in real time.

In another embodiment, described to be set to the middle part of the rotating cylinder 4 close to switch 10, no matter it is adhered to scraper in this way The impurity particle of 6 points of a knife at two close end or among scraper 6, can be detected more sensitively in scraper 6 close to switch 10.

In another embodiment, be provided with a round tube connecting with the through-hole in the rotating cylinder 4, the round tube inside diameter with The through-hole internal diameter is identical, and the round tube length is less than 11 length of second connecting rod, and the second connecting rod 11 is slidably connected at In the round tube, when the scraper 6 is turned to closest to base band 3, the round tube is in a vertical shape, and such round tube is to second connecting rod Limition orientation is played the role of in 11 sliding, avoids in 11 sliding process of second connecting rod inclination from blocking and make to approach switch 10 can not Far from movable plate 7.

In another embodiment, at 6 point of a knife of scraper be coated with polytetrafluorethylecoatings coatings, thus can be reduced impurity or Adherency of person's slurry to point of a knife, impurity only form point defect in film surface, if being adhered on point of a knife as curtain coating progress will Form line defect.

Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited In specific details and legend shown and described herein.

Claims

1. a kind of full-automatic casting machine characterized by comprising

Base band casting device comprising drive roll, driven voller and base band, the setting of the drive roll and driven voller parallel side-by-side In identical height, the base band is wound around on drive roll and driven voller；

Two rotating cylinders, parallel side-by-side are set to above the base band at identical height, the axis of two rotating cylinders with the base band Parallel and vertical with the direction of advance of the base band, each rotating cylinder is connect across the base band and with a motor coaxle, Mei Yizhuan Doctor assemblies are provided on cylinder, the doctor assemblies include:

Scraper is the block L-shaped in the vertical section profile perpendicular to tube rotaring axis, and the scraper is along rotating cylinder generatrix direction Connect with rotating cylinder outer wall, when the scraper is turned to closest to base band, the point of a knife of the scraper towards with before the base band Into contrary；

Movable plate, is set between the scraper point of a knife and rotating cylinder and at the scraper point of a knife, and the scraper is close to knife Both ends of the surface at point are respectively provided with a fixing axle, and the both ends of the movable plate are respectively provided with a first connecting rod in the width direction, and every 1 the The middle part of one connecting rod and a fixing axle are rotatablely connected, and the end of each first connecting rod extends to one that the scraper deviates from point of a knife Face, and the end of two first connecting rods is connected with same cross bar, a lever is collectively formed in the movable plate, two first connecting rods and cross bar Mechanism, when the scraper is turned to closest to base band, the movable plate is close to scraper point of a knife, while cross bar is higher than the activity Plate and the one side conflict for deviating from point of a knife with the scraper；

Close to switch, pulse signal is issued when being triggered, the bottom close to switch is connected on a second connecting rod, described A through-hole is offered on rotating cylinder, the second connecting rod passes through the through-hole and is slidably connected with the through-hole, the second connecting rod The other end is provided with limited block to prevent second connecting rod from skidding off from the through-hole, the bottom area close to switch also greater than The via area is to prevent from falling into rotating cylinder close to switch, and when the scraper is turned to closest to base band, described second connects Bar is in a vertical shape and is completely in outside rotating cylinder, and the probe close to switch is directed toward the movable plate plate face, if movable plate at this time It in minimum state, is not then triggered close to switch, if movable plate is not in minimum state at this time, is triggered close to switch, When the scraper is turned to farthest away from base band, the second connecting rod is in a vertical shape and is completely in rotating cylinder, described close to opening Vertical distance is greater than the activation threshold value close to switch between the probe and movable plate plate face of pass；

Wherein, serpentine cooling channel is offered in the scraper at scraper bottom, the serpentine cooling channel is scraped from close The internal stretch of knife one end is to the inside close to the scraper other end, and the entrance of the serpentine cooling channel is all set in outlet The top surface of the scraper offers two circular holes to match with the entrance and exit of the serpentine cooling channel on the rotating cylinder, The entrance of the serpentine cooling channel is connected to by the first hose with the water outlet of a water pump, the water inlet of the water pump and a water The water outlet of case is connected to, and the water inlet of the water tank passes through the outlet of the second hose and the serpentine cooling channel；

Two photoelectric sensors, each photoelectric sensor are set between a rotating cylinder and base band, the transmitting terminal of the photoelectric sensor Base band two sides are respectively arranged at receiving end, when the scraper on a rotating cylinder is turned to closest to base band, are set under the rotating cylinder Side photoelectric sensor transmitting terminal and receiving end between optical path be blocked, the optical path of each photoelectric sensor be blocked moment hair Pulse signal out, optical path do not issue signal when restoring；

Control module is separately connected with two close to switch, two photoelectric sensors, and the control module also connects with two motors respectively It connects, when being triggered on a rotating cylinder close to switch, the control module starts the motor connecting with another rotating cylinder, when under a rotating cylinder The photoelectric sensor optical path of side is blocked moment, and the control module starts the electric motor starting connecting with another rotating cylinder, two electricity Delay switch is provided on machine, motor stops after motor driven rotating cylinder turns over 180 °, and the initial state of two scrapers is one Scraper is closest to base band position, and another scraper is farthest away from base band position.

2. full-automatic casting machine as described in claim 1, which is characterized in that be uniformly provided on the movable plate multiple small Hole.

3. full-automatic casting machine as described in claim 1, which is characterized in that further include:

Buzzer is connect with the control module, and when two, close to switch, one of them is triggered, the buzzer starting.

4. full-automatic casting machine as described in claim 1, which is characterized in that described to be set in the rotating cylinder close to switch Portion.

5. full-automatic casting machine as described in claim 1, which is characterized in that be provided with one in the rotating cylinder and connect with the through-hole The round tube connect, the round tube inside diameter is identical as the through-hole internal diameter, and the round tube length is less than the second connecting rod length, described Second connecting rod is slidably connected in the round tube, and when the scraper is turned to closest to base band, the round tube is in a vertical shape.

6. full-automatic casting machine as described in claim 1, which is characterized in that be coated with polytetrafluoroethylene (PTFE) at the scraper point of a knife Coating.