Automatic spraying equipment for cable fireproof coating
阅读说明:本技术 一种电缆防火涂料自动喷涂设备 (Automatic spraying equipment for cable fireproof coating ) 是由 谢大昆 于 2019-11-04 设计创作,主要内容包括:本发明公开的一种电缆防火涂料自动喷涂设备,包括无人车,所述无人车内设有主腔,所述主腔内设有用于搅拌混合防火涂料的混合装置,所述主腔内设有用于储存和供应防火涂料的原料的浓度调节装置,所述无人车左侧端面上设有用于喷涂防火涂料的喷涂装置,本发明的混合搅拌机构能自动对防火涂料溶液进行搅拌混合,当混合箱内防火涂料溶液浓度过高时,防火涂料溶液粘度较大,使搅拌轴转速较低,使自动调节机构上的气缸机构内滑塞所受的离心力较小,使得输送稀释溶液管道上的阀体流量较大,输送防火涂料原液管道上的阀体流量减少,从而稀释防火涂料溶液,从而实现自动调整防火涂料到设定浓度,喷涂机构在视觉模块控制下进行自动喷涂。(The invention discloses an automatic spraying device for cable fireproof paint, which comprises an unmanned vehicle, wherein a main cavity is arranged in the unmanned vehicle, a mixing device for stirring and mixing fireproof paint is arranged in the main cavity, a concentration adjusting device for storing and supplying raw materials of the fireproof paint is arranged in the main cavity, and a spraying device for spraying the fireproof paint is arranged on the left side end face of the unmanned vehicle. The spraying mechanism carries out automatic spraying under the control of the vision module.)
1. An automatic spraying device for cable fireproof paint comprises an unmanned vehicle;
the method is characterized in that: be equipped with the main cavity in the unmanned car, be equipped with the mixing arrangement who is used for stirring mixed fire prevention coating in the main cavity, mixing arrangement include fixed connection in mixing box on the main cavity downside inner wall, set up in mixing chamber in the mixing box, rotate connect in on the main cavity upside inner wall and downwardly extending to (mixing) shaft, power connect in on the (mixing) shaft and fixed connection in motor on the main cavity upside inner wall, fixed connection in on the (mixing) shaft and be located the impeller of mixing intracavity, through the (mixing) shaft drives impeller rotates, can realize stirring mixing function, be equipped with the concentration adjustment device who is used for storing and supplying fire prevention coating's raw materials in the main cavity, concentration adjustment device include two fixed connection in on the (mixing) shaft and bilateral symmetry's cylinder, just the cylinder is located in the main cavity, The automatic concentration adjusting device comprises a cylinder, a piston, a rotating box, an auxiliary air cavity, a stirring shaft, an air channel hole, a piston, a gas cavity hole and a gas channel hole, wherein the gas cavity, the piston, the rotating box, the auxiliary air cavity and the gas channel hole are arranged in the gas cavity, the auxiliary air cavity is penetrated through by the stirring shaft in the rotating box, the stirring shaft is rotatably connected with the auxiliary air cavity, the gas channel hole is arranged in the stirring shaft, the gas cavity is communicated with the auxiliary air cavity, the stirring shaft generates different rotating speeds due to different concentrations of solutions in a mixing cavity, the piston moves in different amounts due to different centrifugal.
2. The automatic spraying equipment of the cable fire-retardant coating material as claimed in claim 1, wherein: the mixing device also comprises a discharge hole which is arranged on the inner wall of the lower side of the mixing cavity and has a downward opening, a discharge electromagnetic valve fixedly connected to the lower end face of the unmanned vehicle is arranged at an opening at the lower side of the discharge hole, the inner wall of the lower side of the mixing cavity is rotationally connected with a screw rod which extends upwards to the outside of the end surface of the main cavity, the screw rod is in threaded connection with a nut positioned in the mixing cavity, the nut is connected to the inner wall of the right side of the mixing cavity in a sliding manner, the screw rod is fixedly connected with a knob positioned outside the upper end face of the main cavity, the screw rod is connected with a floating block positioned on the lower side of the nut in a sliding manner, the floating block is connected on the inner wall of the right side of the mixing cavity in a sliding way, a position switch which can be abutted against the nut is fixedly connected on the upper side end face of the floating block, and a feeding pump is fixedly connected to the left end face of the mixing cavity, and is communicated with the mixing cavity and is connected with a feeding hole.
3. The automatic spraying equipment of the cable fire-retardant coating material as claimed in claim 1, wherein: the concentration adjusting device also comprises two storage boxes fixedly connected to the inner walls of the left side and the right side of the main cavity respectively, the storage boxes are close to a conveying pump which is fixedly connected to one side end face of the symmetric center and communicated with the storage boxes, the conveying pump is communicated with the mixing cavity and connected with a water pipe, an electromagnetic valve is arranged on the water pipe on the right side, a valve body which is positioned on the left side of the electromagnetic valve is arranged on the water pipe on the right side, a valve body cavity which is communicated with the water pipe on the right side is arranged in the valve body, a flow limiting block is connected in the valve body cavity in a sliding manner, the flow cross-sectional area of the water pipe on the right side can be adjusted by the flow limiting block, an auxiliary valve body which is positioned on the right side of the electromagnetic valve is arranged on the water pipe on the left side, the auxiliary valve body cavity and the valve body cavity are respectively communicated with the auxiliary air cavity to be connected with an air passage pipe, the upper end face of the flow limiting block is fixedly connected with a connecting rod which upwards extends to the right side in the air passage pipe, the connecting rod is fixedly connected with a sliding plug which is connected to the right side in the air passage pipe, the right side in the air passage pipe is fixedly connected with a sliding plug which is positioned on the upper side of the sliding plug, the limiting block can be abutted against the sliding plug, the upper end face of the auxiliary flow limiting block is fixedly connected with a push rod which upwards extends to the left side in the air passage pipe, the push rod is fixedly connected with a sliding plug which is connected to the left side in the air passage pipe, the left side in the air passage pipe is fixedly connected with an auxiliary limiting block which is positioned on the lower side of.
4. The automatic spraying equipment of the cable fire-retardant coating material as claimed in claim 3, wherein: the left bin is used for storing fire retardant coating stoste, and the right side the bin is used for storing dilute solution, when the (mixing) shaft does not rotate, spacing department under vice current-limiting piece is located, the water pipe with the communicating flow cross sectional area in vice valve body chamber is minimum, and the current-limiting piece is located spacing department down, the valve body chamber with the communicating flow cross sectional area of water pipe is the biggest.
5. The automatic spraying equipment of the cable fire-retardant coating as claimed in claim 2, wherein: the spraying device comprises a transverse guide rail fixedly connected to the left end face of the main cavity, a linear motor is connected to the front end face of the transverse guide rail in a sliding manner, a lifting guide rail is fixedly connected to the left end face of the linear motor, a mechanical vision module for detecting the position of a cable is fixedly connected to the upper end face of the lifting guide rail, an auxiliary linear motor is connected to the left end face of the lifting guide rail in a sliding manner, a sliding table is fixedly connected to the left end face of the auxiliary linear motor, two symmetrical spray guns are connected to the lower end face of the sliding table in a sliding manner, a spray head is arranged on one side end face of the spray gun close to the center of symmetry, a downwardly extending rotating shaft is rotatably connected to the lower end face of the sliding table, an auxiliary motor fixedly connected to the lower end face, oval carousel with be connected with the connecting rod between the spray gun, and two the connecting rod about pivot axle center symmetry, the front side the spray gun with it has the conveyer pipe to communicate with each other between the delivery pump, conveyer pipe and rear side communicate with each other between the spray gun and be connected with vice conveyer pipe, fixedly connected with air pump on the terminal surface of main cavity upside, air pump and front side communicate with each other between the spray gun and be connected with the trachea, trachea and rear side communicate with each other between the spray gun and be connected with vice trachea.
Technical Field
The invention relates to the technical field of fireproof paint spraying, in particular to automatic spraying equipment for cable fireproof paint.
Background
The invention relates to cable fire protection construction, wherein a cable penetrating through two sides of a fire-proof plate needs to be coated with a fire-proof coating, the cable fire-proof coating is generally formed by adding various fire-proof flame retardants, plasticizers and the like into a tertiary acrylic emulsion aqueous material, a uniform and compact spongy foam heat-insulating layer can be generated when a coating is on fire, the spread and propagation of flame can be effectively inhibited and blocked, and the electric wire and the cable are protected.
Disclosure of Invention
The technical problem is as follows: the existing spraying process and the dilution and stirring of the fireproof coating are both completed manually, the automation degree is low, and the labor cost is high.
In order to solve the problems, the automatic spraying equipment for the cable fireproof paint is designed in the embodiment, and comprises an unmanned vehicle, a main cavity is arranged in the unmanned vehicle, a mixing device for stirring and mixing the fireproof paint is arranged in the main cavity, the mixing device comprises a mixing box fixedly connected to the lower inner wall of the main cavity, a mixing cavity arranged in the mixing box, a stirring shaft rotationally connected to the upper inner wall of the main cavity and extending downwards into the mixing cavity, a motor and a stirring impeller, wherein the stirring shaft and the power are connected to the stirring shaft, the motor is fixedly connected to the upper inner wall of the main cavity, the stirring impeller is fixedly connected to the stirring shaft and is positioned in the mixing cavity, the stirring impeller is driven to rotate by the stirring shaft, the stirring and mixing functions can be realized, and a concentration adjusting device for storing and supplying the raw materials of the fireproof paint is arranged in the main cavity, the concentration adjusting device comprises two cylinders which are fixedly connected to the stirring shaft and are bilaterally symmetrical, the cylinders are located in the main cavity, an air cavity is arranged in the cylinders, a piston is connected in the air cavity in a sliding mode, a rotating box is fixedly connected to the inner wall of the upper side of the main cavity, an auxiliary air cavity is arranged in the rotating box and is penetrated by the stirring shaft, the stirring shaft is rotatably connected with the auxiliary air cavity, and an air passage hole is arranged in the stirring shaft and enables the air cavity to be communicated with the auxiliary air cavity, the concentration of solution in the mixing cavity is different, so that the stirring shaft generates different rotating speeds, different centrifugal forces generated by the different rotating speeds of the stirring shaft enable the amount of movement of the piston to be different, and therefore displacement required for automatically adjusting the concentration is generated, and a spraying device for spraying fireproof paint is.
Wherein the mixing device also comprises a discharge hole which is arranged on the inner wall of the lower side of the mixing cavity and has a downward opening, a discharge electromagnetic valve fixedly connected to the lower end face of the unmanned vehicle is arranged at an opening at the lower side of the discharge hole, the inner wall of the lower side of the mixing cavity is rotationally connected with a screw rod which extends upwards to the outside of the end surface of the main cavity, the screw rod is in threaded connection with a nut positioned in the mixing cavity, the nut is connected to the inner wall of the right side of the mixing cavity in a sliding manner, the screw rod is fixedly connected with a knob positioned outside the upper end face of the main cavity, the screw rod is connected with a floating block positioned on the lower side of the nut in a sliding manner, the floating block is connected on the inner wall of the right side of the mixing cavity in a sliding way, a position switch which can be abutted against the nut is fixedly connected on the upper side end face of the floating block, and a feeding pump is fixedly connected to the left end face of the mixing cavity, and is communicated with the mixing cavity and is connected with a feeding hole.
Wherein, the concentration adjusting device also comprises two storage boxes which are respectively fixedly connected on the left side and the right side of the main cavity, the storage box is close to a side end face of a symmetric center and is fixedly connected with a delivery pump communicated with the storage box, the delivery pump is communicated with a water pipe between the mixing cavities, an electromagnetic valve is arranged on the water pipe, a valve body which is positioned on the left side of the electromagnetic valve is arranged on the water pipe on the right side, a valve body cavity which is communicated with the water pipe on the right side is arranged in the valve body, a flow limiting block is connected in the valve body cavity in a sliding way, the flow cross-sectional area of the water pipe on the right side can be adjusted by the flow limiting block, an auxiliary valve body which is positioned on the right side of the electromagnetic valve is arranged on the water pipe on the left side, an auxiliary valve body cavity which is communicated with, the auxiliary valve body cavity and the valve body cavity are respectively communicated with the auxiliary air cavity to be connected with an air passage pipe, the upper end face of the flow limiting block is fixedly connected with a connecting rod which upwards extends to the right side in the air passage pipe, the connecting rod is fixedly connected with a sliding plug which is connected to the right side in the air passage pipe, the right side in the air passage pipe is fixedly connected with a sliding plug which is positioned on the upper side of the sliding plug, the limiting block can be abutted against the sliding plug, the upper end face of the auxiliary flow limiting block is fixedly connected with a push rod which upwards extends to the left side in the air passage pipe, the push rod is fixedly connected with a sliding plug which is connected to the left side in the air passage pipe, the left side in the air passage pipe is fixedly connected with an auxiliary limiting block which is positioned on the lower side of.
Preferably, the storage box on the left side is used for storing the fire retardant coating stock solution, the storage box on the right side is used for storing the diluted solution, when the stirring shaft does not rotate, the auxiliary flow limiting block is located at the lower limit position, the water pipe is the smallest in flow cross-sectional area communicated with the auxiliary valve body cavity, the flow limiting block is located at the lower limit position, and the valve body cavity is the largest in flow cross-sectional area communicated with the water pipe.
Wherein, the spraying device comprises a transverse guide rail fixedly connected on the left end face of the main cavity, a linear motor is connected on the front end face of the transverse guide rail in a sliding way, a lifting guide rail is fixedly connected on the left end face of the linear motor, a mechanical vision module for detecting the position of a cable is fixedly connected on the upper end face of the lifting guide rail, an auxiliary linear motor is connected on the left end face of the lifting guide rail in a sliding way, a sliding table is fixedly connected on the left end face of the auxiliary linear motor, two symmetrical spray guns are connected on the lower end face of the sliding table in a sliding way, a spray head is arranged on one end face of the spray gun close to the symmetry center, a downwardly extending rotating shaft is rotatably connected on the lower end face of the sliding table, an auxiliary motor fixedly connected on the lower end face of the, oval carousel with be connected with the connecting rod between the spray gun, and two the connecting rod about pivot axle center symmetry, the front side the spray gun with it has the conveyer pipe to communicate with each other between the delivery pump, conveyer pipe and rear side communicate with each other between the spray gun and be connected with vice conveyer pipe, fixedly connected with air pump on the terminal surface of main cavity upside, air pump and front side communicate with each other between the spray gun and be connected with the trachea, trachea and rear side communicate with each other between the spray gun and be connected with vice trachea.
The invention has the beneficial effects that: the mixing and stirring mechanism of the invention can automatically stir and mix the fireproof coating solution, when the concentration of the fireproof coating solution in the mixing box is too high, the viscosity of the fireproof coating solution is higher, so that the rotating speed of the stirring shaft is lower, the centrifugal force applied to a sliding plug in an air cylinder mechanism on the automatic adjusting mechanism is smaller, so that the flow of the valve body on the pipeline for conveying the diluted solution is larger, the flow of the valve body on the pipeline for conveying the fire-retardant coating stock solution is reduced, thereby diluting the fireproof coating solution, achieving the set fireproof coating concentration, realizing automatic adjustment of the fireproof coating to the set concentration, improving the consistency of the sprayed fireproof coating concentration, thereby improving the stability of the spraying quality, the spraying mechanism carries out automatic spraying under the control of the vision module, therefore, the invention can realize automatic stirring and mixing of the fireproof coating, automatically adjust the concentration of the fireproof coating and realize automatic spraying of the fireproof coating.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of an automatic spraying apparatus for cable fire-retardant coating according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is an enlarged view of the structure at "C" of FIG. 3;
FIG. 5 is an enlarged view of the structure at "D" of FIG. 4;
FIG. 6 is an enlarged view of the structure at "E" in FIG. 1;
FIG. 7 is an enlarged view of the structure at "F" in FIG. 1;
fig. 8 is an enlarged schematic view of the structure at "G" of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 8, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an automatic spraying device for cable fireproof paint, which is mainly applied to spraying fireproof paint, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to an automatic spraying device of cable fireproof paint, which comprises an
According to the embodiment, the
According to the embodiment, the following detailed description is made on the
Advantageously, the
According to the embodiment, the following detailed description is made on the spraying device 103, the spraying device 103 includes a transverse guide rail 25 fixedly connected to the left end surface of the main cavity 12, a linear motor 26 is slidably connected to the front end surface of the transverse guide rail 25, a lifting guide rail 24 is fixedly connected to the left end surface of the linear motor 26, a machine vision module 31 for detecting the cable position is fixedly connected to the upper end surface of the lifting guide rail 24, an auxiliary linear motor 30 is slidably connected to the left end surface of the lifting guide rail 24, a sliding table 29 is fixedly connected to the left end surface of the auxiliary linear motor 30, two front and back symmetrical spray guns 27 are slidably connected to the lower end surface of the sliding table 29, the spray guns 27 are provided with spray heads 28 near to one end surface of the symmetry center, a downwardly extending rotating shaft 43 is rotatably connected to the lower end surface of the sliding table 29, an auxiliary motor 47 fixedly connected to the lower end surface, an elliptic turntable 46 is fixedly connected on the lower end surface of the rotating shaft 43, a connecting rod 42 is connected between the elliptic turntable 46 and the spray gun 27, the two connecting rods 42 are symmetrical about the axis of the rotating shaft 43, a conveying pipe 23 is communicated and connected between the spray gun 27 at the front side and the feeding pump 20, a secondary delivery pipe 45 is communicated between the delivery pipe 23 and the rear spray gun 27, an air pump 33 is fixedly connected on the upper end face of the main cavity 12, an air pipe 32 is communicated and connected between the air pump 33 and the spray gun 27 at the front side, an auxiliary air pipe 41 is communicated and connected between the air pipe 32 and the spray gun 27 at the rear side, the fireproof paint in the mixing chamber 15 is fed into the spray gun 27 through the feed pipe 23 and the sub-feed pipe 45 by the feed pump 20, and is sprayed from the spray head 28, thereby achieving a function of spraying the fireproof paint.
The following will describe in detail the use steps of an automatic spraying device for fire-retardant coating of cables with reference to fig. 1 to 8:
at the beginning, under the action of the
When the device works, the delivery pump 21 and the motor 38 are electrified to work, the motor 38 drives the stirring shaft 36 and the stirring impeller 16 to rotate, as no solution exists in the mixing cavity 15 at the moment, the rotating speed of the stirring shaft 36 is highest, the centrifugal force generated by the rotation of the stirring shaft 36 enables the piston 56 to move to the side far away from the symmetry center to the limiting position, the negative pressure generated by the movement of the piston 56 is delivered into the air passage pipe 34 through the air passage hole 57 and the auxiliary air cavity 59, the auxiliary sliding plug 74 and the sliding plug 67 are driven to move upwards, the auxiliary sliding plug 74 drives the auxiliary flow limiting block 71 to move upwards through the push rod 72, the communication cross-sectional area of the auxiliary valve cavity 70 and the water pipe 60 on the left side is increased, the sliding plug 67 drives the connecting rod 66 and the flow limiting block 63 to move upwards, the communication cross-sectional area of the valve cavity 65 and the water pipe 60 on the right side is reduced, the delivery pump 21 delivers the fire, the rotation speed of the stirring shaft 36 is reduced, the centrifugal force of the piston 56 is reduced, the piston 56 moves towards one side close to the symmetric center, the auxiliary sliding plug 74 and the sliding plug 67 are moved downwards by the airflow generated by the piston 56, the flow cross-sectional area of the valve cavity 65 is increased, the flow of the diluted solution is increased, the auxiliary flow limiting block 71 moves downwards, the flow cross-sectional area of the auxiliary valve cavity 70 is reduced, the flow of the fireproof coating stock solution is reduced, the concentration of the solution in the mixing cavity 15 is reduced, when the concentration of the solution in the mixing cavity 15 reaches the set concentration, the rotation speed of the stirring shaft 36 is not changed, the mixed concentration of the fireproof coating stock solution and the diluted solution conveyed into the mixing cavity 15 through the water pipe 60 is the same as the set concentration, the fireproof coating stock solutions with different concentrations are automatically adjusted to the required set concentration, manual blending is not needed, when the floating block 64, the electromagnetic valve 61 and the delivery pump 21 are closed, the motor 38 drives the stirring shaft 36 to continue stirring the solution in the mixing cavity 15,
after the mixing is completed, the
after finishing the spraying work, the auxiliary
The invention has the beneficial effects that: the mixing and stirring mechanism of the invention can automatically stir and mix the fireproof coating solution, when the concentration of the fireproof coating solution in the mixing box is too high, the viscosity of the fireproof coating solution is higher, so that the rotating speed of the stirring shaft is lower, the centrifugal force applied to a sliding plug in an air cylinder mechanism on the automatic adjusting mechanism is smaller, so that the flow of the valve body on the pipeline for conveying the diluted solution is larger, the flow of the valve body on the pipeline for conveying the fire-retardant coating stock solution is reduced, thereby diluting the fireproof coating solution, achieving the set fireproof coating concentration, realizing automatic adjustment of the fireproof coating to the set concentration, improving the consistency of the sprayed fireproof coating concentration, thereby improving the stability of the spraying quality, the spraying mechanism carries out automatic spraying under the control of the vision module, therefore, the invention can realize automatic stirring and mixing of the fireproof coating, automatically adjust the concentration of the fireproof coating and realize automatic spraying of the fireproof coating.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
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