CN114177981A - Processing equipment for graphene modified PTC thermosensitive conductive ink - Google Patents
Processing equipment for graphene modified PTC thermosensitive conductive ink Download PDFInfo
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- CN114177981A CN114177981A CN202210144510.0A CN202210144510A CN114177981A CN 114177981 A CN114177981 A CN 114177981A CN 202210144510 A CN202210144510 A CN 202210144510A CN 114177981 A CN114177981 A CN 114177981A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/40—Detachers, e.g. scrapers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses graphene modified PTC (positive temperature coefficient) thermosensitive conductive ink processing equipment, which comprises two cases, wherein three grinding rollers are arranged between the two cases, the centers of the grinding rollers are provided with grinding shafts, the grinding shafts of the grinding rollers are connected with the output end of a first motor through a grinding transmission mechanism, the three grinding rollers are driven to rotate through the first motor, the three grinding rollers are respectively a first grinding roller, a second grinding roller and a third grinding roller from front to back, and the rotating speeds of the first grinding roller, the second grinding roller and the third grinding roller are sequentially increased; a grinding adjusting mechanism is also arranged between the two cases; the grinding adjusting mechanism can suck the materials which are not fully ground on the surface layer of the third grinding roller and then return to the first grinding roller for grinding again through the switching of the postures, fully ensures the grinding quality, does not influence the continuous grinding processing, and does not need the discharged materials to return to the grinding process again.
Description
Technical Field
The invention relates to the technical field of graphite processing, in particular to graphene modified PTC (positive temperature coefficient) heat-sensitive conductive ink processing equipment.
Background
The graphene modified PTC thermosensitive conductive ink technology comprises the following steps: adding a certain amount of carrier solvent into a dispersion machine, adding the semi-crystalline polymer according to the proportion, stirring, adding the non-crystalline polymer according to the proportion after the semi-crystalline polymer is completely dissolved, and continuously stirring to form a polymer solution with certain fluidity; adding proper conductive additive and auxiliary agent according to the proportion to form the printing ink dispersoid with uniform macro dispersion; grinding the dispersed ink by a three-roller grinder;
in the prior art, repeated grinding is needed for ensuring the grinding effect, the cost is increased, and the integral quality of the printing ink is influenced by repeated grinding.
Disclosure of Invention
The invention provides processing equipment for graphene modified PTC (positive temperature coefficient) thermosensitive conductive ink, which solves the technical problem that grinding needs to be repeated for many times in order to ensure the grinding effect in the related art.
According to one aspect of the invention, the graphene modified PTC thermal-sensitive conductive ink processing equipment comprises two cases, wherein three grinding rollers are arranged between the two cases, a grinding shaft is arranged at the center of each grinding roller, the grinding shaft of each grinding roller is connected with the output end of a first motor through a grinding transmission mechanism, the three grinding rollers are driven to rotate through the first motor, the three grinding rollers are respectively a first grinding roller, a second grinding roller and a third grinding roller from front to back, and the rotating speeds of the first grinding roller, the second grinding roller and the third grinding roller are sequentially increased;
grind drive mechanism and include the transmission shaft, the transmission shaft passes through bearing pivoted and connects quick-witted case, the output of first motor is connected to the transmission shaft, set up first gear on the transmission shaft, the right-hand member of third grinding roller is equipped with the second gear with first gear engagement, the left end of third grinding roller is equipped with the third gear, the left end of second grinding roller is equipped with the fourth gear with third gear engagement, the right-hand member of second grinding roller is equipped with the fifth gear, the right-hand member of first grinding roller is equipped with the sixth gear with fifth gear engagement. The transmission shaft is connected with the output end of the first motor through a belt transmission mechanism. The roll shaft of the grinding roll is connected with the case through a bearing in a rotating mode.
A grinding adjusting mechanism is further arranged between the two cases and comprises a first cylinder and a second cylinder, wherein cylinder shafts are arranged at the centers of the first cylinder and the second cylinder, two ends of each cylinder shaft are connected with a rotating frame in a rotating mode through bearings, a planetary gear is fixedly connected to the left end of each cylinder shaft and meshed with a sun gear, the sun gear is fixedly arranged on a central shaft, the central shaft and a roller shaft of the second grinding roller are arranged concentrically, and the central shaft is connected with an output shaft of a second motor through an adjusting transmission mechanism; an inner gear ring meshed with the planetary gear is arranged inside the case;
the first barrel and the second barrel both comprise barrel bodies, a containing cavity and an equipment cavity are arranged in the barrel bodies, a strip-shaped opening is formed in the surface of the barrel body and is arranged along the axial direction of the barrel body, a flow channel for communicating the strip-shaped opening with the containing cavity is formed in the barrel body, and the strip-shaped opening and the containing cavity are respectively formed in two sides of a barrel shaft in the center of the barrel body; a sensor for detecting whether materials exist is arranged at the position, close to the connecting position of the communicating position of the flow channel and the cavity, of the cavity;
an air pump is arranged in the equipment cavity and is communicated with the cavity through a pipeline, and the air pump can pump air into or out of the cavity through the pipeline; the air pump comprises an air pump and an air pump, an air inlet of the air pump is communicated with the containing cavity through a pipeline, and an air outlet of the air pump is communicated with the containing cavity through a pipeline;
the grinding adjusting mechanism comprises two working postures:
the first cylinder is positioned at the front upper part of the third grinding roller, and the second cylinder is positioned at the rear lower part of the first grinding roller; the strip-shaped opening of the first cylinder is positioned on a plane where the axis of the first cylinder and the axis of the third grinding roller are positioned, and the cavity of the first cylinder is positioned on one side, away from the third grinding roller, of the cylinder shaft of the first cylinder;
the strip-shaped opening of the second cylinder is positioned on the plane where the axis of the first cylinder and the axis of the first grinding roller are positioned, and the cavity of the second cylinder is positioned on one side, away from the first grinding roller, of the cylinder shaft of the second cylinder;
in the second working posture, the second cylinder is positioned at the front upper part of the third grinding roller, and the third cylinder is positioned at the rear lower part of the first grinding roller; the strip-shaped opening of the second cylinder is positioned on the plane where the axis of the second cylinder and the axis of the third grinding roller are positioned, and the cavity of the second cylinder is positioned on one side, away from the third grinding roller, of the cylinder shaft of the second cylinder;
the strip-shaped opening of the first cylinder is located on the plane where the axis of the first cylinder and the axis of the first grinding roller are located, and the cavity of the first cylinder is located on one side, away from the first grinding roller, of the cylinder shaft of the first cylinder.
A scraper is arranged below the third grinding roller and is arranged on the rear side of the discharge hopper; the bottom of the discharge hopper is fixedly connected with a hopper seat, the hopper seat is connected with the case through a hopper shaft, and one end of the hopper shaft is connected with the output end of the third motor.
The top of first grinding roller is equipped with the feed hopper, and the bottom of feed hopper is equipped with the feed opening, is equipped with the feed valve who is used for controlling the feed volume on the feed opening.
The rotating frame on the right side of the grinding adjusting mechanism is integrally annular, the right ends of the three grinding rollers are located in the rotating frame, and the rotating frame on the right side of the grinding adjusting mechanism is connected with the case on the right side of the grinding adjusting mechanism through a bearing.
The invention provides a processing method of graphene modified PTC thermosensitive conductive ink processing equipment, which comprises the following steps:
step S1, supplying the material to the first grinding roller, and achieving the grinding effect through mutual extrusion and friction at different speeds of the surfaces among the first grinding roller, the second grinding roller and the third grinding roller;
step S2, scraping the ground material off the surface of the third grinding roller by a scraper, and then discharging the ground material from a discharge hopper;
step S3, the grinding adjusting mechanism is switched to a first working posture, the first cylinder is used for sucking materials, the second cylinder is used for discharging materials until the containing cavity of the first cylinder is filled or the containing cavity of the second cavity is emptied;
step S4, the grinding adjusting mechanism is switched to a second working posture, the second cylinder is used for sucking materials, and the first cylinder is used for discharging materials until the containing cavity of the second cylinder is filled or the containing cavity of the first cavity is emptied;
and step S5, repeating the steps S3-S4 until the materials are completely ground.
The invention has the beneficial effects that:
the grinding adjusting mechanism can suck the materials which are not fully ground on the surface layer of the third grinding roller and then return to the first grinding roller for grinding again through the switching of the postures, fully ensures the grinding quality, does not influence the continuous grinding processing, and does not need the discharged materials to return to the grinding process again.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a graphene modified PTC thermal conductive ink processing device according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of a case of the graphene modified PTC thermal conductive ink processing device according to the present invention;
FIG. 3 is a schematic structural diagram of a first working position of the grinding adjustment mechanism of the traveling mechanism of the present invention;
FIG. 4 is a schematic view of a second working position of the polishing adjustment mechanism of the cleaning mechanism of the present invention;
FIG. 5 is a schematic cross-sectional view of the cartridge of the present invention;
FIG. 6 is a schematic view of the mating of the planet gears, sun gear and ring gear of the present invention;
FIG. 7 is a process flow diagram of a graphene modified PTC thermally sensitive conductive ink processing apparatus of the present invention;
fig. 8 is a schematic structural diagram of a linear driving mechanism added to the graphene modified PTC thermosensitive conductive ink processing apparatus according to the present invention.
In the figure: the grinding machine comprises a machine box 100, a grinding roller 101, a first grinding roller 1011, a second grinding roller 1012, a third grinding roller 1013, a grinding shaft 102, a first motor 103, a scraper 104, a discharge hopper 105, a hopper seat 106, a third motor 107, a transmission shaft 108, a second gear 109, a third gear 110, a fourth gear 111, a fifth gear 112, a sixth gear 113, a first cylinder 201, a second cylinder 202, a cylinder shaft 203, a rotating frame 204, a planetary gear 205, a sun gear 206, a central shaft 207, an inner gear ring 208, a cylinder 209, a cavity 210, an equipment cavity 211, a strip-shaped port 212, a flow channel 213, an air pump 214, a pipeline 215, a bearing seat 301 and a linear driving mechanism 302.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It should be understood that these embodiments are discussed only to enable those skilled in the art to better understand and thereby implement the subject matter described herein, and are not intended to limit the scope, applicability, or examples set forth in the claims. Changes may be made in the function and arrangement of elements discussed without departing from the scope of the disclosure. Various examples may omit, substitute, or add various procedures or components as needed. In addition, features described with respect to some examples may also be combined in other examples.
As shown in fig. 1 to 6, a graphene modified PTC thermosensitive conductive ink processing apparatus includes two housings 100, three grinding rollers 101 are disposed between the two housings 100, a grinding shaft 102 is disposed at the center of the grinding roller 101, the grinding shaft 102 of the grinding roller 101 is connected to the output end of a first motor 103 through a grinding transmission mechanism, the three grinding rollers 101 are driven to rotate by the first motor 103, the three grinding rollers 101 are respectively a first grinding roller 1011, a second grinding roller 1012 and a third grinding roller 1013 from front to back, and the rotation speeds of the first grinding roller 1011, the second grinding roller 1012 and the third grinding roller 1013 are sequentially increased;
a grinding adjusting mechanism is further arranged between the two chassis 100, the grinding adjusting mechanism comprises a first cylinder 201 and a second cylinder 202, wherein cylinder shafts 203 are arranged at the centers of the first cylinder 201 and the second cylinder 202, two ends of each cylinder shaft 203 are connected with a rotating frame 204 through bearings in a rotating mode, a planetary gear 205 is fixedly connected to the left end of each cylinder shaft 203, the planetary gear 205 is meshed with a sun gear 206, the sun gear 206 is fixedly arranged on a central shaft 207, the central shaft 207 is arranged concentrically with a roller shaft of a second grinding roller 1012, and the central shaft 207 is connected with an output shaft of a second motor through an adjusting transmission mechanism; an inner gear ring 208 meshed with the planetary gear 205 is arranged inside the case 100;
the first barrel 201 and the second barrel 202 both comprise a barrel 209, a cavity 210 and an equipment cavity 211 are arranged inside the barrel 209, a strip-shaped port 212 arranged along the axial direction of the barrel 209 is arranged on the surface of the barrel 209, a flow channel 213 communicating the strip-shaped port 212 with the cavity 210 is arranged inside the barrel 209, and the strip-shaped port 212 and the cavity 210 are respectively arranged on two sides of a barrel shaft 203 in the center of the barrel 209;
an air pump 214 is arranged in the equipment cavity 211, the air pump 214 is communicated with the cavity 210 through a pipeline 215, and the air pump 214 can pump air into or out of the cavity 210 through the pipeline 215;
the grinding adjusting mechanism comprises two working postures:
a first working attitude, in which the first cylinder 201 is located at the front upper part of the third grinding roller 1013 and the second cylinder 202 is located at the rear lower part of the first grinding roller 1011; the strip-shaped opening 212 of the first cylinder 201 is positioned on the plane where the axis of the first cylinder 201 and the axis of the third grinding roller 1013 are positioned, and the cavity 210 of the first cylinder 201 is positioned on the side of the cylinder shaft 203 of the first cylinder 201 away from the third grinding roller 1013;
the strip-shaped opening 212 of the second cylinder 202 is positioned on the plane where the axis of the first cylinder 201 and the axis of the first grinding roller 1011 are positioned, and the cavity 210 of the second cylinder 202 is positioned on one side of the cylinder shaft 203 of the second cylinder 202, which is far away from the first grinding roller 1011;
a second working attitude, in which the second cylinder 202 is located in front of and above the third grinding roller 1013 and the third cylinder is located behind and below the first grinding roller 1011; the strip-shaped opening 212 of the second cylinder 202 is positioned on the plane where the axis of the second cylinder 202 and the axis of the third grinding roller 1013 are positioned, and the cavity 210 of the second cylinder 202 is positioned on the side of the cylinder shaft 203 of the second cylinder 202 away from the third grinding roller 1013;
the strip-shaped opening 212 of the first cylinder 201 is positioned on a plane where the axis of the first cylinder 201 and the axis of the first grinding roller 1011 are positioned, and the cavity 210 of the first cylinder 201 is positioned on one side of the cylinder shaft 203 of the first cylinder 201, which is far away from the first grinding roller 1011;
under the first working posture, the air pump 214 of the first barrel 201 generates negative pressure to the accommodating cavity 210, so that negative pressure is generated at the strip-shaped port 212 of the first barrel 201, the material on the surface layer of the thicker material layer on the third grinding roller 1013 is sucked, the material enters the accommodating cavity 210 through the flow channel 213, and the material flows into the air pump 214 without flowing backwards or entering the air pump 214 because the air pump 214 and the strip-shaped port 212 are both positioned at the high position of the accommodating cavity 210 at the moment and the communicating part of the accommodating cavity 210.
The air pump 214 of the second cylinder 202 generates positive pressure on the cavity 210, and since the communication positions of the air pump 214 and the strip-shaped port 212 with the cavity 210 are both located at the low position of the cavity 210, the material in the cavity 210 can flow out of the flow channel 213 from the strip-shaped port 212 onto the first grinding roller 1011, and the air pump 214 cannot cause the problem of material entering due to the positive pressure state;
under the second working posture, the air pump 214 of the second cylinder 202 generates negative pressure to the accommodating cavity 210, so that negative pressure is generated at the strip-shaped port 212 of the second cylinder 202, the material on the surface layer of the thicker material layer on the third grinding roller 1013 is sucked, the material enters the accommodating cavity 210 through the flow channel 213, and at the moment, the communicating parts of the air pump 214 and the strip-shaped port 212 with the accommodating cavity 210 are both located at the high position of the accommodating cavity 210, so that the material cannot flow back and cannot enter the air pump 214 when the accommodating cavity 210 is not full.
The air pump 214 of the first barrel 201 generates positive pressure to the cavity 210, and since the communicating part of the air pump 214 and the strip-shaped port 212 with the cavity 210 is located at the low position of the cavity 210, the material in the cavity 210 can flow out of the strip-shaped port 212 from the flow channel 213 to the first grinding roller 1011, and the air pump 214 cannot generate the problem that the material enters the air pump 214 due to the positive pressure state.
The grinding adjusting mechanism of the invention can suck the materials which are not sufficiently ground on the surface layer of the third grinding roller 1013 and then return to the first grinding roller 1011 for grinding again through the switching of the postures, thereby sufficiently ensuring the grinding quality, not influencing the continuous grinding processing, and not needing the discharged materials to return to the grinding process again.
The switching of the first operating posture and the switching of the second operating posture are performed by the driving of the second motor, the second motor drives the central shaft 207 to rotate, the central shaft 207 drives the sun gear 206 to rotate, the sun gear 206 drives the planetary gear 205 to revolve around the central shaft 207 while rotating, and the planetary gear 205 drives the first barrel 201 and the second barrel 202 to rotate while revolving around the second grinding roller 1012;
in order to ensure that the working posture is switched in place, when the planetary gear 205 revolves for 180 degrees (namely the rotating frame 204 rotates for 180 degrees), the planetary gear 205 rotates for n x 180 degrees, n is larger than or equal to 1, and the requirement of the rotating speed ratio can be realized by setting parameters of the sun gear 206, the planetary gear 205 and the inner gear ring 208.
A scraper 104 is arranged below the third grinding roller 1013, and the scraper 104 is arranged at the rear side of the discharge hopper 105; the bottom of the discharge hopper 105 is fixedly connected with a hopper seat 106, the hopper seat 106 is connected with the case 100 through a hopper shaft, and one end of the hopper shaft is connected with the output end of a third motor 107. The third motor 107 controls the discharge hopper 105 to rotate by driving the hopper shaft to rotate, so as to control the scraper 104 and the discharge hopper 105 to approach or separate from the third grinding roller 1013, one function is to adjust the distance between the scraper 104 and the third grinding roller 1013 to adjust the effect of the scraper 104 in scraping the material off the third grinding roller 1013, and the other function is to separate the scraper 104 and the discharge hopper 105 from the third grinding roller 1013 when the grinding adjustment mechanism switches the working posture so as to avoid the obstruction to the movement of the first barrel 201 and the second barrel 202.
The top of first grinding roller 1011 is equipped with the feed hopper, and the bottom of feed hopper is equipped with the feed inlet, is equipped with the feed valve who is used for controlling the feed volume on the feed inlet.
In one embodiment of the present invention, the shaft of the grinding roller 101 is connected to the cabinet 100 to rotate through a bearing.
In one embodiment of the present invention, the grinding transmission mechanism includes a transmission shaft 108, the transmission shaft 108 is connected to the housing 100 through a bearing, the transmission shaft 108 is connected to the output end of the first motor 103, a first gear is disposed on the transmission shaft 108, a second gear 109 engaged with the first gear is disposed at the right end of the third grinding roller 1013, a third gear 110 is disposed at the left end of the third grinding roller 1013, a fourth gear 111 engaged with the third gear 110 is disposed at the left end of the second grinding roller 1012, a fifth gear 112 is disposed at the right end of the second grinding roller 1012, and a sixth gear 113 engaged with the fifth gear 112 is disposed at the right end of the first grinding roller 1011. The transmission shaft 108 transmits the torque output from the first motor 103 to the grinding shafts 102 of the three grinding rollers 101, and the rotation speed ratio between the three grinding rollers 101 can be set by arranging the transmission ratio between the gears.
Further, the transmission shaft 108 is connected to the output end of the first motor 103 through a belt transmission mechanism. In fig. 2, a pulley is mounted on the drive shaft 108, and the drive shaft 108 and the first gear are located below the grinding shaft 102 of the third grinding roller 1013, and the first gear is hidden by the second gear 109 and is not shown.
In one embodiment of the invention, the central shaft 207 is connected to the shaft of the second grinding roll 1012 by a bearing.
In an embodiment of the present invention, the rotating frame 204 on the right side of the grinding adjustment mechanism is annular as a whole, the right ends of the three grinding rollers 101 are all located inside the rotating frame 204, and the rotating frame 204 is connected to the right cabinet 100 through a bearing.
In one embodiment of the present invention, the air pump 214 comprises an air pump 214 and an air pump 214, wherein an air inlet of the air pump 214 is communicated with the cavity 210 through a pipe 215, and an air outlet of the air pump 214 is communicated with the cavity 210 through a pipe 215. The air pump 214 with dual functions of air pumping and air charging is also started to realize the air pumping and air charging functions.
In one embodiment of the present invention, holes for air to enter or exit the air pump 214 are provided at both ends of the cylinder 209, and the air pump 214 can be powered by a rechargeable battery provided inside the cylinder 209.
In an embodiment of the present invention, a sensor for detecting whether the material exists is disposed in the cavity 210 near a connection between the flow channel 213 and the cavity 210. The chamber 210 is detected by a sensor as being full or empty.
The round diameter of the grinding roller 101 is precisely ground and fine, so that the grinding fineness of the materials can reach about 15 mu m, and uniform and fine high-quality products can be produced.
As shown in fig. 7, the invention provides a processing method of the graphene modified PTC thermosensitive conductive ink processing device, which comprises the following steps:
step S1, the material is fed onto the first grinding roller 1011, and the grinding effect is achieved by the mutual extrusion and friction of different speeds between the first grinding roller 1011, the second grinding roller 1012 and the third grinding roller 1013;
step S2, the ground material is scraped off from the surface of the third grinding roll 1013 by the scraper 104, and then discharged from the discharge hopper 105;
step S3, the grinding adjustment mechanism is switched to a first working posture, the first cylinder 201 sucks the material, and the second cylinder 202 discharges the material until the cavity 210 of the first cylinder 201 is filled or the cavity 210 of the second cavity is emptied;
step S4, the grinding adjustment mechanism is switched to a second working posture, the material is sucked by the second cylinder 202, and the material is discharged by the first cylinder 201 until the cavity 210 of the second cylinder 202 is filled or the cavity 210 of the first cavity is emptied;
and step S5, repeating the steps S3-S4 until the materials are completely ground.
As shown in fig. 8, further, in order to facilitate the adjustment of the pitch between the three grinding rollers 101, both ends of the roller shafts of the three grinding rollers 101 are connected to the bearing housings 301 through bearings, wherein the bearing housings 301 of the first grinding roller 1011 and the third grinding roller 1013 are connected to the chassis 100 through linear slide rails arranged in the front-rear direction, and the bearing housings 301 of the first grinding roller 1011 and the third grinding roller 1013 are connected to a linear driving mechanism 302 for driving the bearing housings 301 to move in the front-rear direction. The gears have fit clearance, and the adjusted distance is small, so that the meshing of the gears cannot be influenced.
The linear driving mechanism 302 is an air cylinder, a hydraulic cylinder or a ball screw pair, a screw of the ball screw pair is connected with the case 100 through a bearing, one end of the screw of the ball screw pair is connected with a hand wheel or a fourth motor, and a nut of the ball screw pair is fixedly connected with a bearing seat 301.
The embodiments of the present invention have been described with reference to the drawings, but the present invention is not limited to the above-mentioned specific embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention and the protection scope of the claims.
Claims (10)
1. The graphene modified PTC thermosensitive conductive ink processing equipment is characterized by comprising two cases, wherein three grinding rollers are arranged between the two cases, a grinding shaft is arranged at the center of each grinding roller, the grinding shaft of each grinding roller is connected with the output end of a first motor through a grinding transmission mechanism, the three grinding rollers are driven to rotate through the first motor, the three grinding rollers are respectively a first grinding roller, a second grinding roller and a third grinding roller from front to back, and the rotating speeds of the first grinding roller, the second grinding roller and the third grinding roller are sequentially increased;
a grinding adjusting mechanism is further arranged between the two cases and comprises a first cylinder and a second cylinder, wherein cylinder shafts are arranged at the centers of the first cylinder and the second cylinder, two ends of each cylinder shaft are connected with a rotating frame in a rotating mode through bearings, a planetary gear is fixedly connected to the left end of each cylinder shaft and meshed with a sun gear, the sun gear is fixedly arranged on a central shaft, the central shaft and a roller shaft of the second grinding roller are arranged concentrically, and the central shaft is connected with an output shaft of a second motor through an adjusting transmission mechanism; an inner gear ring meshed with the planetary gear is arranged inside the case;
the first barrel and the second barrel both comprise barrel bodies, a containing cavity and an equipment cavity are arranged in the barrel bodies, a strip-shaped opening is formed in the surface of the barrel body and is arranged along the axial direction of the barrel body, a flow channel for communicating the strip-shaped opening with the containing cavity is formed in the barrel body, and the strip-shaped opening and the containing cavity are respectively formed in two sides of a barrel shaft in the center of the barrel body;
an air pump is arranged in the equipment cavity and is communicated with the cavity through a pipeline, and the air pump can pump air into or out of the cavity through the pipeline;
the grinding adjusting mechanism comprises two working postures:
the first cylinder is positioned at the front upper part of the third grinding roller, and the second cylinder is positioned at the rear lower part of the first grinding roller; the strip-shaped opening of the first cylinder is positioned on a plane where the axis of the first cylinder and the axis of the third grinding roller are positioned, and the cavity of the first cylinder is positioned on one side, away from the third grinding roller, of the cylinder shaft of the first cylinder;
the strip-shaped opening of the second cylinder is positioned on the plane where the axis of the first cylinder and the axis of the first grinding roller are positioned, and the cavity of the second cylinder is positioned on one side, away from the first grinding roller, of the cylinder shaft of the second cylinder;
in the second working posture, the second cylinder is positioned at the front upper part of the third grinding roller, and the third cylinder is positioned at the rear lower part of the first grinding roller; the strip-shaped opening of the second cylinder is positioned on the plane where the axis of the second cylinder and the axis of the third grinding roller are positioned, and the cavity of the second cylinder is positioned on one side, away from the third grinding roller, of the cylinder shaft of the second cylinder;
the strip-shaped opening of the first cylinder is located on the plane where the axis of the first cylinder and the axis of the first grinding roller are located, and the cavity of the first cylinder is located on one side, away from the first grinding roller, of the cylinder shaft of the first cylinder.
2. The graphene modified PTC thermal conductive ink processing device according to claim 1, wherein a scraper is arranged below the third grinding roller and behind the discharge hopper; the bottom of the discharge hopper is fixedly connected with a hopper seat, the hopper seat is connected with the case through a hopper shaft, and one end of the hopper shaft is connected with the output end of the third motor.
3. The graphene modified PTC thermal conductive ink processing device according to claim 1, wherein a feeding hopper is arranged above the first grinding roller, a feeding port is arranged at the bottom of the feeding hopper, and a feeding valve for controlling the feeding amount is arranged on the feeding port.
4. The graphene modified PTC thermal conductive ink processing device according to claim 1, wherein a roller shaft of the grinding roller is connected with the cabinet through a bearing.
5. The graphene modified PTC thermal conductive ink processing device according to claim 1, wherein the grinding transmission mechanism comprises a transmission shaft, the transmission shaft is connected to the case through a bearing, the transmission shaft is connected to an output end of the first motor, a first gear is disposed on the transmission shaft, a second gear meshed with the first gear is disposed at a right end of the third grinding roller, a third gear is disposed at a left end of the third grinding roller, a fourth gear meshed with the third gear is disposed at a left end of the second grinding roller, a fifth gear is disposed at a right end of the second grinding roller, and a sixth gear meshed with the fifth gear is disposed at a right end of the first grinding roller.
6. The graphene-modified PTC thermo-sensitive conductive ink processing device according to claim 5, wherein the transmission shaft is connected to an output end of the first motor through a belt transmission mechanism.
7. The graphene modified PTC thermosensitive conductive ink processing equipment according to claim 1, wherein the air pump comprises an air pump and an inflator pump, an air inlet of the air pump is communicated with the containing cavity through a pipeline, and an air outlet of the inflator pump is communicated with the containing cavity through a pipeline.
8. The graphene modified PTC thermo-sensitive conductive ink processing device according to claim 1, wherein a sensor for detecting whether a material exists is arranged at a position of the cavity close to a connection of the flow channel and the cavity.
9. The graphene modified PTC thermal conductive ink processing device according to claim 1, wherein the rotating frame on the right side of the grinding adjusting mechanism is annular as a whole, the right ends of the three grinding rollers are located inside the rotating frame, and the rotating frame on the right side of the grinding adjusting mechanism is connected with the case on the right side of the grinding adjusting mechanism through a bearing.
10. The processing equipment of the graphene modified PTC thermosensitive conductive ink according to claim 1, wherein the processing method comprises the following steps:
step S1, supplying the material to the first grinding roller, and achieving the grinding effect through mutual extrusion and friction at different speeds of the surfaces among the first grinding roller, the second grinding roller and the third grinding roller;
step S2, scraping the ground material off the surface of the third grinding roller by a scraper, and then discharging the ground material from a discharge hopper;
step S3, the grinding adjusting mechanism is switched to a first working posture, the first cylinder is used for sucking materials, the second cylinder is used for discharging materials until the containing cavity of the first cylinder is filled or the containing cavity of the second cavity is emptied;
step S4, the grinding adjusting mechanism is switched to a second working posture, the second cylinder is used for sucking materials, and the first cylinder is used for discharging materials until the containing cavity of the second cylinder is filled or the containing cavity of the first cavity is emptied;
and step S5, repeating the steps S3-S4 until the materials are completely ground.
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CN115870041A (en) * | 2022-12-28 | 2023-03-31 | 浙江奥克珠光颜料有限公司 | Powder filling roller mill for pigment production |
CN116020603A (en) * | 2023-02-15 | 2023-04-28 | 凯美塑化科技(烟台)有限公司 | Masterbatch grinder |
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CN116020603A (en) * | 2023-02-15 | 2023-04-28 | 凯美塑化科技(烟台)有限公司 | Masterbatch grinder |
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