CN112142045B - High-heat-conductivity graphite paper production process and manufacturing equipment thereof - Google Patents
High-heat-conductivity graphite paper production process and manufacturing equipment thereof Download PDFInfo
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- CN112142045B CN112142045B CN202011076282.5A CN202011076282A CN112142045B CN 112142045 B CN112142045 B CN 112142045B CN 202011076282 A CN202011076282 A CN 202011076282A CN 112142045 B CN112142045 B CN 112142045B
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Abstract
The invention discloses a high-heat-conductivity graphite paper production process which comprises feeding, puffing, impact separation, centrifugal separation, bench body, sedimentation mixing, cloth pre-pressing, rolling and discharging, wherein production and manufacturing equipment applied in the pre-pressing process in production comprises a cloth pre-pressing machine and a conveying belt, two ends of the conveying belt are provided with fixing seats, the fixing seats are connected with storage components for piling and pre-pressing graphite worms falling from which cloth pre-pressing machine, the top of the conveying belt is provided with a motion processing component, the conveying belt is provided with rollers for performing initial rolling on the graphite worms with pressure maintaining and oriented, and the high-heat-conductivity graphite paper production and manufacturing equipment utilizes the storage components to pile and process falling graphite raw materials, so that the graphite raw materials are prevented from being completely paved on the conveying belt, and meanwhile, the motion processing components are convenient for regulating pre-pressing and width of the processed graphite worms, so that the forming state of the graphite worms is convenient to keep before the graphite worms are formed.
Description
Technical Field
The invention relates to the technical field of graphite paper production devices, in particular to a high-heat-conductivity graphite paper production process and manufacturing equipment thereof.
Background
With the acceleration of upgrading and updating of electronic products and the increasing heat dissipation management demands of mini, high-integration and high-performance electronic equipment, a novel heat dissipation technology of electronic products, namely a novel heat dissipation solution of graphite materials, is also introduced. The brand new natural graphite solution adopts graphite paper with high heat dissipation efficiency, small occupied space and light weight, uniformly conducts heat along two directions, eliminates a hot spot area, shields a heat source and a component, improves the performance of consumer electronic products, and is graphite paper (graphite paper): the high-carbon phosphorus flake graphite is formed by chemical treatment and high-temperature expansion rolling; it is the base material for manufacturing various graphite seals; the expanded graphite adopted in the preparation of the raw materials in the preparation engineering can instantaneously expand 150-300 times of volume at high temperature, and changes from flake shape into worm shape, thereby having loose structure, multiple holes and bending, expanding surface area, improving surface energy, enhancing the force of absorbing flake graphite, and self-embedding among worm shape graphite, thus increasing the softness, rebound resilience and plasticity of the expanded graphite
According to the existing heat-conducting graphite paper, a graphite raw material for processing is processed and then subjected to separation treatment, then subjected to rolling forming, the processed graphite raw material is processed and formed into a required product shape, after the graphite worms are expanded and separated and precipitated by an airflow mixer, the product shape is discharged to a prepressing forming position, the graphite worms are loose in structure, when a large amount of graphite worms are transported together for prepressing, falling graphite worms are transported by a transportation belt, the graphite worms with loose inner space are easy to expand in a fluffing manner in the transportation process, and when the graphite worms pass through prepressing rollers, the loose graphite worms are pressed to expand to two sides, so that the wide-range forming of the graphite worms is inconvenient when the prepressing is carried out.
Disclosure of Invention
The invention aims to provide a high-heat-conductivity graphite paper production process and manufacturing equipment thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a high heat conduction graphite paper production process comprises a charging s1., namely adding expandable graphite into a graphite bin; s2, setting a feeding speed: 5-15 kg/min, and setting different feeding amounts according to different thicknesses of products;
b, puffing, namely heating a high-temperature furnace by using natural gas through a burner, wherein the burner is automatically controlled by PID (proportion integration differentiation) feedback, the temperature control precision is 1000+/-3 ℃, and the expandable graphite is puffed into graphite worms after being subjected to high temperature;
c, impact separation: the expanded graphite worms are subjected to impact separation through an impact separator, and impurities adhered to the graphite worms are separated and large-particle impurities are removed;
d, centrifugal separation: separating graphite worms and fine impurities (the density of the graphite worms is very low about three percent of the density of water) by passing the worms and the impurities after impact separation through a gas flow centrifugal separator;
e, sedimentation and mixing: s1. the waste gas and graphite worms are thoroughly separated by a gas-solid separator; s2, enabling the settled worms to pass through an airflow mixer, and uniformly distributing graphite worm size particles by adopting a turbulent flow technology;
f, cloth pre-pressing, namely s2, controlling the stacking height of graphite worms on a belt to control the weight of the product in unit area so as to adjust the specification; s2, prepressing treatment is carried out through a cloth prepressing machine;
g, rolling, namely adopting 5 times of pressing to slowly press the product from the thickness to the thinness, and critically controlling the compression ratio of each time;
h, rolling and discharging, namely rolling by adopting a double-station rolling machine; is beneficial to preparing more uniform graphite worms and is convenient for forming the graphite worms.
The utility model provides a high heat conduction graphite paper production manufacture equipment includes cloth preformer and the conveyer belt that uses among the preceding technology cloth pre-compaction technology, the fixing base is installed at conveyer belt both ends, one of them be connected with on the fixing base from which cloth preformer falls the graphite worm and pile up the pre-compaction store up the subassembly, the conveyer belt top is equipped with the motion processing subassembly that carries out pressurize directional processing to the graphite worm of transportation, and the conveyer belt other end is equipped with the roller that carries out the initial rolling to the graphite worm after pressurize directional, and the graphite worm of being convenient for keeps corresponding adjustment position and angle before the pre-compaction shaping.
Preferably, the motion processing assembly comprises a mounting frame mounted on one of the fixing seats, a motor is connected to the mounting frame, one side of the motor is provided with a driving belt, two sides of the driving belt are respectively meshed with driving gears, one of the driving gears is connected to an output shaft of the motor, two of the driving gears are respectively connected with threaded screw rods, one ends of the two threaded screw rods are connected with fixing plates, two ends of one side of the fixing plates are respectively connected with two supporting plates, two supporting plates are located one end of the driving belt, two outer sides of the threaded screw rods are respectively connected with threaded sleeves, one side of each threaded screw rod is connected with a limiting sleeve, the limiting sleeve is internally connected with a limiting guide rod, one end of each limiting guide rod is connected with the fixing plate, the other end of each limiting guide rod is connected to the top of the mounting frame, the bottoms of the threaded sleeves are connected with adjusting frames, a leveling block is connected between the two adjusting frames, and one side of each adjusting frame is connected with a width compressing assembly for adjusting graphite worms.
Preferably, the width compresses tightly the installation piece of subassembly in adjusting frame bottom one side including connecting, be connected with electric putter on the installation piece, and electric putter's output is connected with the width pressure strip, is convenient for adjust the shaping width of graphite worm from both sides.
Preferably, the smoothing briquetting both sides are connected with a plurality of negative pressure pumps respectively, negative pressure pump bottom UNICOM has the shower nozzle, and the shower nozzle is located the conveyer belt top, is convenient for keep the shape in the graphite worm motion process through the mode of negative pressure.
Preferably, the accumulation assembly comprises two baffle plates arranged at one end of the conveyor belt, the two baffle plates are respectively arranged at one side of the two support plates, one end of each baffle plate is connected with an adjusting piece for adjusting the position of the baffle plate, the adjusting piece is connected with a fixed seat, one end of each baffle plate, which is far away from the adjusting piece, is connected with an installation support plate, an adjusting screw is connected between the two installation support plates, a fixing nut is connected at the joint of the adjusting screw and the installation support plate, two sleeve seats are connected at the outer side of the adjusting screw, movable doors are connected at the bottoms of the two sleeve seats, two ends of the adjusting screw are connected with driving assemblies for driving the adjusting screw to rotate, and graphite worms after being convenient to process and separate are accumulated and formed at one end of the conveyor belt.
Preferably, the adjusting piece comprises a first bent plate connected to the fixing seat, hinge bases are connected to the first bent plate and the baffle plate, a second bent plate is arranged between the first bent plate and the baffle plate, two ends of the second bent plate are hinged to the two hinge bases respectively, and the baffle plate is conveniently adjusted at a proper angle of the conveyor belt through adjustment between the first bent plate and the second bent plate.
Preferably, the drive assembly is including connecting the bracket at adjusting screw both ends, the adjusting screw both ends are connected with the carousel respectively, and the carousel is located bracket one side, the bracket bottom is connected with the fixing base, be connected with the installing frame on the bracket, and the installing frame is located the carousel bottom, installing frame internal connection has the push pedal, push pedal one side is connected with the spring, adjusting frame one side is connected with the catch bar, and the catch bar matches each other with the push pedal, the push pedal top articulates there is the crank, and the cranked other end is connected with the eccentric shaft, eccentric shaft connection is in the carousel outside, is convenient for promote the push pedal a certain distance in the in-process of catch bar back-pushing, is convenient for the rotation of carousel.
Preferably, the bottom of the bracket is connected with a reinforcing rib, one end of the reinforcing rib is connected with the bottom of the mounting frame, the length of the crank is larger than the diameter length of the turntable, and the diameter length of the turntable is long through the length wall of the crank, so that the turntable can rotate conveniently.
Compared with the prior art, the invention has the beneficial effects that: when high heat conduction graphite paper is produced, graphite raw material passes through graphite feed bin and heating treatment, through each road footpath separation treatment, be convenient for separate other impurity that production process mixes in graphite worm, simultaneously when carrying out pre-compaction to graphite worm, utilize the subassembly that establishes to store up carries out the collection processing with the graphite raw material that falls, avoid graphite raw material to spread on the conveyer belt completely, do benefit to the motion processing subassembly that establishes simultaneously and be convenient for carry out the adjustment of pre-compaction and width with the graphite worm of processing, be convenient for keep the shaping state of graphite worm before the shaping of graphite worm, the graphite worm of being convenient for changes after not pre-compaction, the width takes place.
Drawings
FIG. 1 is a schematic diagram of the overall flow structure of the present invention;
FIG. 2 is a schematic diagram of the pre-compaction stage according to the present invention;
FIG. 3 is a schematic side elevational view of FIG. 2;
FIG. 4 is a schematic view of the structure of the motion processing assembly of the present invention;
FIG. 5 is a schematic view of the structure of the accumulation assembly according to the present invention;
FIG. 6 is an enlarged view of the area A of FIG. 4;
FIG. 7 is an enlarged view of the area B in FIG. 5;
FIG. 8 is an enlarged view of the area C in FIG. 5;
fig. 9 is an enlarged view of the area D in fig. 5.
In the figure: 1-a graphite bin; 2-a burner; 3-impingement separator; 4-a gas flow centrifugal separator; 5-a gas-solid separator; 6-a conveyor belt; 7-a cloth preformer; 8-a double-station winding machine; 9-a press; 10-fixing seats; 11-accumulation assembly; 12-a motion processing component; 13-rolling; 14-mounting frame; 15-an electric motor; 16-a transmission belt; 17-a transmission gear; 18-a threaded screw rod; 19-a fixing plate; 20-supporting plates; 21-a thread sleeve; 22-limiting sleeves; 23-limiting guide rods; 24-adjusting the frame; 25-smoothing the pressing block; 26-width compression assembly; 27-mounting blocks; 28-an electric push rod; 29-width pinch-off plates; 30-a negative pressure pump; 31-a spray head; 32-baffle plate; 33-an adjusting piece; 34-mounting a support plate; 35-adjusting the screw; 36-fixing the nut; 37-sleeve seat; 38-a movable door; 39-a drive assembly; 40-a first curved plate; 41-hinge base; 42-a second curved plate; 43-bracket; 44-a turntable; 45-mounting frame; 46-pushing plate; 47-springs; 48-pushing rod; 49-crank; 50-eccentric shafts; 51-reinforcing ribs.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
Referring to fig. 1-9, the present invention provides a technical solution: a high heat conduction graphite paper production process comprises the following steps: a, charging: s1. adding expandable graphite to the graphite silo 1; s2, setting a feeding speed: 5-15 kg/min, and different feeding amounts are set according to different thicknesses of products;
b, puffing: the high-temperature furnace is heated by natural gas through a burner 2, the burner 2 is automatically feedback controlled by PID, the temperature control precision is 1000+/-3 ℃, and the expandable graphite is expanded into graphite worms after being subjected to high temperature;
c, impact separation: the expanded graphite worms are subjected to impact separation through an impact separator 3, and impurities adhered to the graphite worms are separated and large-particle impurities are removed;
d, centrifugal separation: the worms and impurities after impact separation pass through an airflow centrifugal separator 4 to separate graphite worms from fine impurities, and the density of the graphite worms is very low, namely about three percent of the density of water;
e, sedimentation and mixing: s1. the waste gas and graphite worms are thoroughly separated by a gas-solid separator 5; s2, enabling the settled worms to pass through an airflow mixer, and uniformly distributing graphite worm size particles by adopting a turbulent flow technology;
f, cloth pre-pressing: s2, controlling the stacking height of the graphite worms on the conveyor belt 6 to control the weight of the unit area of the product so as to adjust the specification; s2, prepressing treatment is carried out through a cloth prepressing machine 7;
and g, rolling: adopting a 5-channel pressing machine 9 to press the product from thick to thin, and controlling the compression ratio of each channel;
h, winding and discharging: adopt duplex position rolling machine 8 to roll, add to graphite feed bin 1 at the graphite raw materials in this scheme, through quantitative handling, be convenient for quantitative add the graphite raw materials in the graphite feed bin 1 to the expansion area, the mode of utilizing the burning is convenient for clear up dust etc. in the graphite raw materials, guarantee the purity of graphite worm, the mode such as the while is through striking, strip carries out separation processing with the graphite worm after the purification of burning, be convenient for carry out purification processing with the graphite worm inside, be convenient for guarantee the internal purity of graphite worm, the graphite worm after the purification carries out the motion processing through the motion processing subassembly 12 that sets up, be convenient for keep graphite worm keep the design processing in transportation of conveyer belt 6, avoid graphite worm surface damage or appearance damage in the transportation.
The design in this scheme has solved current in carrying out precompaction to graphite worm machine-shaping in-process, and the inconvenient control adjustment of appearance of graphite worm is unfavorable for simultaneously in the transportation, keeps the appearance of graphite worm unchanged, and the design includes cloth preformer 7 and conveyer belt 6 that use in the cloth precompaction technology in the preceding technology in this scheme, fixing base 10 is installed at conveyer belt 6 both ends, one of them be connected with on the fixing base 10 and pile up precompaction's 11 with the graphite worm that falls from which cloth preformer 7 and pile up precompaction, the conveyer belt 6 top is equipped with the motion processing subassembly 12 that carries out pressurize directional processing to the graphite worm of transportation, and the conveyer belt 6 other end is equipped with the roller 13 that carries out the blooming to the graphite worm after pressurize is directional.
In this scheme motion processing subassembly 12 is including installing the mounting bracket 14 on one of them fixing base 10, be connected with motor 15 on the mounting bracket 14, and motor 15 one side is equipped with drive belt 16, drive belt 16 both sides mesh respectively and have drive gear 17, and one of them drive gear 17 connects on the output shaft of motor 15, two be connected with screw thread lead screw 18 on the drive gear 17 respectively, and the one end of two screw thread lead screws 18 is connected with fixed plate 19, fixed plate 19 one side both ends are connected with two backup pads 20 respectively, and two backup pads 20 are located drive belt 16 one end, two the screw thread lead screw 18 outside is connected with thread bush 21 respectively, and screw thread lead screw 18 one side is connected with stop collar 22, stop collar 22 internally connected with spacing guide bar 23, spacing guide bar 23 one end is connected with fixed plate 19, and the spacing guide bar 23 other end is connected at the mounting bracket 14 top, screw thread bush 21 bottom is connected with adjusting frame 24, and is connected with between two adjusting frame 24 and smooth briquetting 25, adjusting frame 24 one side is connected with the width of adjustment worm width and compresses tightly subassembly 26. The width compressing assembly 26 comprises a mounting block 27 connected to one side of the bottom of the adjusting frame 24, an electric push rod 28 is connected to the mounting block 27, and a width compressing plate 29 is connected to the output end of the electric push rod 28. The two sides of the smoothing press block 25 are respectively connected with a plurality of negative pressure pumps 30, the bottoms of the negative pressure pumps 30 are communicated with a spray head 31, and the spray head 31 is positioned at the top of the conveying belt 6.
The operation steps of the motion processing assembly 12 in this embodiment are as follows: when graphite worms are subjected to separation treatment by each separation means, the treated graphite worms are distributed at one end position of the conveying belt 6, at the moment, the graphite worms are distributed at one end position of the conveying belt 6 for accumulation under the blocking effect of the blocking plate 32, when the movable door 38 is opened, the accumulated graphite worms enter the conveying belt 6 for conveying, meanwhile, shafts at two ends of the flattening pressing block 25 are adjusted in sliding grooves at the adjusting frame 24 according to the design of the pre-pressing thickness of the graphite worms, after the flattening pressing block 25 is adjusted to a proper height position, fixing treatment is carried out by fixing nuts at two ends of the flattening pressing block 25, so that the flattening pressing block 25 is conveniently adjusted to the position for pressing the surface of the graphite worms, meanwhile, by starting the motor 15, under the output power of the motor 15, the transmission gear 17 and the transmission belt 16 fixed on the output shaft of the motor 15 are conveniently driven to move, the two threaded screws 18 are convenient to rotate simultaneously, the threaded sleeve 21 is convenient to move through the threaded screws 18, because one side of the threaded sleeve 21 is connected through the limiting sleeve 22 and the limiting guide rod 23, the threaded sleeve 21 is convenient to move forwards under the driving of the threaded screws 18, at the moment, because the bottom of the threaded sleeve 21 is fixedly connected with the adjusting frame 24, the smoothing press block 25 fixedly connected to the adjusting frame 24 is convenient to move along the conveying belt 6, the smoothing treatment of the graphite worm surface on the conveying belt 6 is convenient to be carried out, the smoothness of the graphite worm surface is convenient to be kept, simultaneously, during the smoothing treatment, because the two sides of the smoothing press block 25 are respectively connected with the negative pressure pumps 30, the bulged negative pressure acts on the graphite worm on the surface of the conveying belt 6 through the spray heads 31 under the action of the negative pressure pumps 30, and the convenience is brought to the transportation of the graphite worm through the conveying belt 6, the negative pressure state is kept, so that the thickness of the graphite worms is kept conveniently, and meanwhile, the electric push rod 28 is started to drive the width compacting plates 29 to compact the two sides of the graphite worms from the two sides of the graphite worms, so that the width sizes of different graphite worms can be adjusted conveniently.
In this scheme the storage component 11 is including setting up two baffle plates 32 in conveyer belt 6 one end, and two baffle plates 32 are located two backup pad 20 one sides respectively, baffle plate 32 one end is connected with the regulating part 33 of adjustment baffle plate 32 position, and regulating part 33 is connected with fixing base 10, the one end that baffle plate 32 kept away from regulating part 33 is connected with installation extension board 34, and is connected with adjusting screw 35 between two installation extension boards 34, adjusting screw 35 is connected with fixation nut 36 with installation extension board 34 junction, the adjusting screw 35 outside is connected with two cover seats 37, and two cover seat 37 bottoms are connected with dodge gate 38, adjusting screw 35 both ends are connected with drive adjusting screw 35 pivoted actuating assembly 39. The adjusting member 33 includes a first curved plate 40 connected to the fixing base 10, hinge bases 41 are connected to the first curved plate 40 and the baffle plate 32, a second curved plate 42 is disposed between the first curved plate 40 and the baffle plate 32, and two ends of the second curved plate 42 are hinged to the two hinge bases 41 respectively. The drive assembly 39 is connected with the bracket 43 at two ends of the adjusting screw 35, two ends of the adjusting screw 35 are respectively connected with the rotary table 44, the rotary table 44 is positioned on one side of the bracket 43, the bottom of the bracket 43 is connected with the fixed seat 10, the bracket 43 is connected with the mounting frame 45, the mounting frame 45 is positioned on the bottom of the rotary table 44, the mounting frame 45 is internally connected with the push plate 46, one side of the push plate 46 is connected with the spring 47, one side of the adjusting frame 24 is connected with the push rod 48, the push rod 48 is mutually matched with the push plate 46, the top of the push plate 46 is hinged with the crank 49, the other end of the crank 49 is connected with the eccentric shaft 50, and the eccentric shaft 50 is connected on the outer side of the rotary table 44.
Specific operation steps of the accumulation assembly 11: after the treatment of the graphite worms, the graphite worms fall to one end of the surface of the conveyor belt 6, the distance between the two baffle plates 32 is adjusted according to the required design width of different graphite worms, because one end of the baffle plate 32 is hinged with the first curved plate 40 through the second curved plate 42 so as to adjust the distance between the two baffle plates 32 through the adjustment of the hinged position, the baffle plate 32 in the scheme is designed to be in an open state at the two ends close to one end of the conveyor belt 6 so as to store more graphite worm materials, the baffle plate 32 is connected with the adjusting screw 35 through the sleeve seat 37 at one end, the opening position between the two baffle plates 32 is adjusted through the adjustment of the connection position of the threaded screw 18 and the sleeve seat 37, and meanwhile, the movable door 38 connected on the adjusting screw 35 is convenient for blocking the graphite worms at the baffle plate 32, when the leveling press block 25 is separated from one end of the baffle plate 32, the pushing rod 48 and the pushing plate 46 fixed on one side of the adjusting frame 24 are separated from each other, the pushing plate 46 is at the original position which returns under the reverse acting force of the spring 47, so that the movable door 38 is rotated to the blocking position, meanwhile, when the pre-pressing is finished, the motor 15 is controlled to rotate reversely, so that the leveling press block 25 is driven to reversely move to the movable door 38, when the pushing rod 48 contacts the pushing plate 46 again, the pushing plate 46 is driven to push the compression spring 47, the top of the pushing plate 46 is connected with the crank 49 through the hinge, one end of the crank 49 is rotationally connected with the eccentric shaft 50, when the pushing plate 46 pushes forwards, the crank 49 and the eccentric shaft 50 are driven to rotate, the turntable 44 rotates the movable door 38 to a certain angle position, so that the stored graphite worms are released to the conveyor belt 6, and the next transportation pre-pressing treatment is convenient.
The bottom of the bracket 43 is connected with a reinforcing rib 51, one end of the reinforcing rib 51 is connected with the bottom of the mounting frame 45, the length of the crank 49 is larger than the diameter length of the turntable 44, the length of the crank 49 is larger than the diameter of the turntable 44, the crank 49 is convenient to drive the turntable 44 to rotate, and meanwhile, the crank 49 and the turntable 44 in the scheme do not interfere with each other.
The specific implementation mode in the scheme is as follows: after the treatment of the graphite worms, the graphite worms fall to one end of the surface of the conveyor belt 6, the distance between the two baffle plates 32 is adjusted according to the required design width of different graphite worms, because one end of the baffle plate 32 is hinged with the first curved plate 40 through the second curved plate 42 so as to adjust the distance between the two baffle plates 32 through the adjustment of the hinged position, the baffle plate 32 in the scheme is designed to be in an open state at the two ends close to one end of the conveyor belt 6 so as to store more graphite worm materials, the baffle plate 32 is connected with the adjusting screw 35 through the sleeve seat 37 at one end, the opening position between the two baffle plates 32 is adjusted through the adjustment of the connection position of the threaded screw 18 and the sleeve seat 37, and meanwhile, the movable door 38 connected on the adjusting screw 35 is convenient for blocking the graphite worms at the baffle plate 32, when the leveling press block 25 is separated from one end of the baffle plate 32, the pushing rod 48 and the pushing plate 46 fixed on one side of the adjusting frame 24 are separated from each other, the pushing plate 46 is at the original position which returns under the reverse acting force of the spring 47, so that the movable door 38 is rotated to the blocking position, meanwhile, when the pre-pressing is finished, the motor 15 is controlled to rotate reversely, so that the leveling press block 25 is driven to reversely move to the movable door 38, when the pushing rod 48 contacts the pushing plate 46 again, the pushing plate 46 is driven to push the compression spring 47, the top of the pushing plate 46 is connected with the crank 49 through the hinge, one end of the crank 49 is rotationally connected with the eccentric shaft 50, when the pushing plate 46 pushes forwards, the crank 49 and the eccentric shaft 50 are driven to rotate, the turntable 44 rotates the movable door 38 to a certain angle position, so that the stored graphite worms are released to the conveyor belt 6, the next transportation preloading treatment is convenient, when graphite worms are subjected to the separation treatment by each separation means, the treated graphite worms are distributed at one end position of the conveyor belt 6, at the moment, the graphite worms are distributed at one end position of the conveyor belt 6 for accumulation under the blocking effect of the blocking plate 32, when the movable door 38 is opened, the accumulated graphite worms enter the conveyor belt 6 for transportation, meanwhile, according to the design of the preloading thickness of the graphite worms, the shafts at the two ends of the leveling press block 25 are regulated in the sliding grooves at the regulating frame 24, after the leveling press block 25 is regulated to a proper height position, at the moment, the leveling press block 25 is conveniently regulated to the position for pressing the surface of the graphite worms by fixing nuts at the two ends of the leveling press block 25, and at the same time, under the output power of the motor 15 by starting the motor 15, the device is convenient for driving the transmission gear 17 and the transmission belt 16 fixed on the output shaft of the motor 15 to move, is convenient for simultaneously rotating the two threaded screw rods 18, is convenient for driving the threaded sleeve 21 to move through the threaded screw rods 18, is convenient for driving the threaded sleeve 21 to move forwards under the driving of the threaded screw rods 18 because one side of the threaded sleeve 21 is connected with the limiting guide rod 23 through the limiting sleeve 22 statement, is convenient for driving the smoothing press block 25 fixedly connected on the adjusting frame 24 to move along the conveying belt 6 because the bottom of the threaded sleeve 21 is fixedly connected with the adjusting frame 24, is convenient for smoothing the graphite worm surface on the conveying belt 6, is convenient for keeping the surface of the graphite worm flat, is convenient for simultaneously carrying out smoothing treatment because negative pressure pumps 30 are respectively connected on two sides of the smoothing press block 25, and the bulged negative pressure acts on the graphite worm on the surface of the conveying belt 6 through a spray head 31 under the action of the negative pressure pumps 30, the negative pressure state is kept when the graphite worms are transported through the transport belt 6, the thickness of the graphite worms is kept conveniently, meanwhile, the electric push rod 28 is started to drive the width compacting plates 29 to compact the graphite worms from the two sides of the graphite worms, and the width sizes of different graphite worms are adjusted conveniently.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. A production process of high-heat-conductivity graphite paper is characterized by comprising the following steps of: a, charging s1., namely charging expandable graphite into a graphite bin (1); s2, setting a feeding speed: 5-15 kg/min, and setting different feeding amounts according to different thicknesses of products;
b, puffing, namely heating a high-temperature furnace by natural gas through a burner (2), wherein the burner (2) is automatically feedback controlled by PID, the temperature control precision is 1000+/-3 ℃, and the expandable graphite is puffed into graphite worms after being subjected to high temperature;
c, impact separation: the expanded graphite worms are subjected to impact separation through an impact separator (3), and impurities adhered to the graphite worms are separated and large-particle impurities are removed;
d, centrifugal separation: the worms and the impurities after impact separation are separated by an airflow centrifugal separator (4), and the graphite worms and the tiny impurities are separated, wherein the density of the graphite worms is very low, namely, three percent of water density;
e, sedimentation and mixing: s1. the waste gas and graphite worms are thoroughly separated by a gas-solid separator (5); s2, enabling the settled worms to pass through an airflow mixer, and uniformly distributing graphite worm size particles by adopting a turbulent flow technology;
f, cloth pre-pressing, namely s2 controlling the stacking height of graphite worms on a conveying belt (6) to control the weight of the unit area of the product, so as to adjust the specification; s2, prepressing treatment is carried out through a cloth prepressing machine (7); fixing seats (10) are arranged at two ends of the conveying belt (6), and are characterized in that: one of them be connected with on fixing base (10) from what cloth preformer (7) graphite worm that falls piles up the pre-compaction store up subassembly (11), conveyer belt (6) top is equipped with carries out pressurize directional processing's motion processing subassembly (12) to the graphite worm of transportation, and the conveyer belt (6) other end is equipped with carries out initial roll (13) to the graphite worm after pressurize is directional, motion processing subassembly (12) are including installing mounting bracket (14) on one of them fixing base (10), be connected with motor (15) on mounting bracket (14), and motor (15) one side is equipped with drive belt (16), drive belt (16) both sides have meshed respectively drive gear (17), and one of them drive gear (17) are connected on the output shaft of motor (15), two be connected with screw thread lead screw (18) on drive gear (17) respectively, and the one end of two screw (18) is connected with fixed plate (19), one side both ends of fixed plate (19) are connected with two backup pads (20) respectively, and two backup pads (20) are located drive belt (16) one end, two screw thread (18) outside (21) are connected with screw thread sleeve (22) respectively, limiting sleeve (22) internally connected with spacing guide bar (23), spacing guide bar (23) one end is connected with fixed plate (19), and spacing guide bar (23) other end is connected at mounting bracket (14) top, threaded sleeve (21) bottom is connected with regulation frame (24), and is connected with between two regulation frames (24) and smooth briquetting (25), regulation frame (24) one side is connected with width compression subassembly (26) of adjustment graphite worm width, width compression subassembly (26) are including connecting installation piece (27) in regulation frame (24) bottom one side, be connected with electric putter (28) on installation piece (27), and electric putter (28)'s output is connected with width compression plate (29), smooth briquetting (25) both sides are connected with a plurality of negative pressure pump (30) respectively, negative pressure pump (30) bottom has shower nozzle (31), and shower nozzle (31) are located conveyer belt (6) top, regulation frame (11) are including setting up two baffle (32) in conveyer belt (6) one end UNICOM, and two baffle (32) are located two baffle (20) and are connected with fixing base (33) one side of adjustment fixing base (33) respectively, one end of the baffle plate (32) far away from the adjusting piece (33) is connected with an installation support plate (34), an adjusting screw rod (35) is connected between the two installation support plates (34), a fixing nut (36) is connected at the joint of the adjusting screw rod (35) and the installation support plate (34), two sleeve seats (37) are connected to the outer side of the adjusting screw rod (35), movable doors (38) are connected to the bottoms of the two sleeve seats (37), and driving assemblies (39) for driving the adjusting screw rod (35) to rotate are connected to the two ends of the adjusting screw rod (35);
g, rolling, namely adopting a 5-channel pressing machine (9) to slowly press the product from the thickness to the thinness, and critically controlling the compression ratio of each channel;
and h, winding and discharging, namely winding by adopting a double-station winding machine (8).
2. The process for producing high-heat-conductivity graphite paper according to claim 1, wherein the process comprises the following steps: the adjusting piece (33) comprises a first bent plate (40) connected to the fixing seat (10), hinge bases (41) are connected to the first bent plate (40) and the baffle plate (32), a second bent plate (42) is arranged between the first bent plate (40) and the baffle plate (32), and two ends of the second bent plate (42) are hinged to the two hinge bases (41).
3. The process for producing high-heat-conductivity graphite paper according to claim 2, wherein the process comprises the following steps of: the driving assembly (39) comprises a bracket (43) connected to two ends of an adjusting screw (35), two ends of the adjusting screw (35) are respectively connected with a rotary table (44), the rotary table (44) is located on one side of the bracket (43), the bottom of the bracket (43) is connected with a fixed seat (10), a mounting frame (45) is connected to the bracket (43), the mounting frame (45) is located at the bottom of the rotary table (44), a push plate (46) is connected to the inside of the mounting frame (45), a spring (47) is connected to one side of the push plate (46), one side of the adjusting frame (24) is connected with a push rod (48), the push rod (48) is mutually matched with the push plate (46), a crank (49) is hinged to the top of the push plate (46), an eccentric shaft (50) is connected to the other end of the crank (49), and the eccentric shaft (50) is connected to the outer side of the rotary table (44).
4. A process for producing high thermal conductivity graphite paper as claimed in claim 3, wherein: the bottom of the bracket (43) is connected with a reinforcing rib (51), one end of the reinforcing rib (51) is connected with the bottom of the mounting frame (45), and the length of the crank (49) is larger than the diameter length of the turntable (44).
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976319A (en) * | 2012-12-25 | 2013-03-20 | 宜昌新成石墨有限责任公司 | High-purity-graphite ultrathin membrane with high tensile strength and high thermal conductivity, and production equipment of membrane |
| CN203048607U (en) * | 2012-12-25 | 2013-07-10 | 宜昌新成石墨有限责任公司 | Heating and pressure-sizing device for ultrathin graphite heat conduction films |
| CN103359725A (en) * | 2013-07-20 | 2013-10-23 | 昌邑市高端密封材料有限公司 | Production equipment for graphite paper |
| CN104016331A (en) * | 2014-05-15 | 2014-09-03 | 青岛久正源机械有限公司 | Production line of ultrathin flexible graphite paper |
| CN104609401A (en) * | 2014-12-31 | 2015-05-13 | 浙江国泰密封材料股份有限公司 | Preparation method of high-heat conductivity flexible graphite film |
| CN109273872A (en) * | 2018-10-12 | 2019-01-25 | 河南四达电力设备股份有限公司 | A kind of graphite-based flexibility drop resistance cloth and its production method for the laying of soft graphite counterpoise grounding |
| CN110775970A (en) * | 2019-10-12 | 2020-02-11 | 青岛高等密封制品有限公司 | Graphite coiled material processing lines |
-
2020
- 2020-10-10 CN CN202011076282.5A patent/CN112142045B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976319A (en) * | 2012-12-25 | 2013-03-20 | 宜昌新成石墨有限责任公司 | High-purity-graphite ultrathin membrane with high tensile strength and high thermal conductivity, and production equipment of membrane |
| CN203048607U (en) * | 2012-12-25 | 2013-07-10 | 宜昌新成石墨有限责任公司 | Heating and pressure-sizing device for ultrathin graphite heat conduction films |
| CN103359725A (en) * | 2013-07-20 | 2013-10-23 | 昌邑市高端密封材料有限公司 | Production equipment for graphite paper |
| CN104016331A (en) * | 2014-05-15 | 2014-09-03 | 青岛久正源机械有限公司 | Production line of ultrathin flexible graphite paper |
| CN104609401A (en) * | 2014-12-31 | 2015-05-13 | 浙江国泰密封材料股份有限公司 | Preparation method of high-heat conductivity flexible graphite film |
| CN109273872A (en) * | 2018-10-12 | 2019-01-25 | 河南四达电力设备股份有限公司 | A kind of graphite-based flexibility drop resistance cloth and its production method for the laying of soft graphite counterpoise grounding |
| CN110775970A (en) * | 2019-10-12 | 2020-02-11 | 青岛高等密封制品有限公司 | Graphite coiled material processing lines |
Non-Patent Citations (2)
| Title |
|---|
| 宋永清等.粗细分离器.《高炉炼铁实训指导书》.2016, * |
| 广东工学院精细化工教研室.气流混合器.《精细化工基本生产技术及其应用》.1995, * |
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