CN210880999U - Coating production line and all-dimensional safe anti-puncture tire - Google Patents
Coating production line and all-dimensional safe anti-puncture tire Download PDFInfo
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- CN210880999U CN210880999U CN201921119453.0U CN201921119453U CN210880999U CN 210880999 U CN210880999 U CN 210880999U CN 201921119453 U CN201921119453 U CN 201921119453U CN 210880999 U CN210880999 U CN 210880999U
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- Application Of Or Painting With Fluid Materials (AREA)
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Abstract
The utility model provides a tire is pricked in coating production line and all-round safety puncture prevention relates to tire technical field, has solved and has prevented that the puncture is pricked the little technical problem who has the gas leakage dead angle of coating area of coverage. The coating production line comprises a rubber material supply device, an air supply device, a spraying device, a heating device and an operating platform, wherein the rubber material supply device and the air supply device are communicated with the spraying device, the heating device is respectively arranged on the rubber material supply device, the air supply device, the spraying device and the operating platform, a tire to be sprayed is rotatably arranged on the operating platform, the spraying device is movably arranged on the operating platform and can move front and back, left and right and swing in the horizontal direction relative to the operating platform, the spraying device is in an atomization spraying mode, and a layer of anti-puncture coating can be formed on a tire tread, a tire shoulder and a tire wall in the tire through the spraying device. The utility model has the characteristics of the spraying is even, the coating combines degree good, material saving, and the tire has the characteristics that the puncture is prevented at no dead angle.
Description
Technical Field
The utility model belongs to the technical field of the tire technique and specifically relates to a tire is prevented stabbing by all-round safety of coating production line and adoption this coating production line production.
Background
The puncture-proof tire (English name: self-sealing tire), also called self-repairing tire, is that a layer of macromolecule composite material coating is compounded on the inner wall of the vacuum tire, the coating is soft solid colloid, when the sharp object of the nail body is punctured into or pulled out of the tire, the macromolecule composite material can quickly surround the nail body and seal the perforation in time, so as to achieve the effect of no air leakage (gold bell cover is protected), and the tire is not needed to be repaired and replaced after the accident, so that the tire is once and for all; when sharp objects with the diameter of less than 3mm are punctured or pulled out, the tire can still normally run at high speed, and the polymer composite material is soft solid colloid and has the noise reduction function, so that the noise generated by the tire and the ground is reduced, the vibration of the tire and the ground when the tire runs at high speed is relieved, and the driving is more comfortable; the physical and chemical properties of the tire are very stable, the tire age and the valve inside cannot be corroded, the tire temperature can be reduced, and the service life of the tire can be prolonged.
The applicant has found that the prior art has at least the following technical problems:
in the prior art, the self-repairing anti-puncturing tire is only provided with a coating on the tire surface part and is not arranged on the tire wall or the tire shoulder, so that air leakage dead angles exist, and the problem that the coating is easily peeled off from the tire under the action of centrifugal force because heat generated by continuous friction and extrusion between the tire and the ground cannot be effectively dissipated in time in the long-time high-speed running process of the vehicle is solved; in the prior art, the puncture-proof coating on the inner side of the tire is formed by spraying and flowing a porous circular hole spray head when the tire rotates at a high speed, and the spraying mode causes uneven coating thickness, waste of materials and high cost; moreover, because of the centrifugal spraying method, the glue solution flows in the tire to form a protective layer at the tire top position, and because of poor affinity, in order to increase the degree of combination, a roughening treatment mode is often adopted in the tire, thus causing certain damage to the tire structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tire is prevented stabbing in all-round safety of coating production line and adoption this coating production line production to prevent that the stabbing that exists among the solution prior art coating coverage area is little to have the technical problem at gas leakage dead angle.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a coating production line, including sizing material feeding mechanism, gas feeding mechanism, spraying device, heating device and operation panel, sizing material feeding mechanism and gas feeding mechanism all with spraying device intercommunication, heating device includes first heating element, second heating element, third heating element and fourth heating element, first heating element, second heating element, third heating element and fourth heating element set up respectively sizing material feeding mechanism, gas feeding mechanism, spraying device and on the operation panel, the rotatable setting of the tire of treating the spraying is on the operation panel, spraying device movable mounting can carry out fore-and-aft left and right movement and horizontal direction swing for the operation panel on the operation panel, spraying device is the atomizing spraying mode, the spraying device can form a layer of anti-puncture coating on the tire surface, the tire shoulder and the tire wall inside the tire.
As a further improvement, the sizing material feeding mechanism is in including storing up the glue container, setting the first heat preservation, the setting in the storage glue container outside are in store up the uncovered department in glue container top can open and close the top cap, set up the sealed cylindric filter, the setting of top cap inboard are in store up the discharge gate of glue container lateral wall bottom, with the sizing material supply pipeline of discharge gate intercommunication, sizing material supply pipeline with spraying device intercommunication, the inlet pipe passes terminal stretching into behind the top cap in the filter, first heating element is the aluminum plate heater, the aluminum plate heater sets up store up the glue container bottom.
As a further improvement of the utility model, the sizing material supply device further comprises a gear pump, a sleeve type conveying pipeline, an inner pipe branch pipe, an outer pipe branch pipe and a return pipeline, the gear pump inlet end is communicated with the sizing material supply pipeline, the gear pump outlet end is communicated with the inner pipe of the sleeve type conveying pipeline, the gas supply device is communicated with the outer pipe of the sleeve type conveying pipeline, the inner pipe and the outer pipe of the sleeve type conveying pipeline are respectively communicated with the inner pipe branch pipe and the outer pipe branch pipe, the outer pipe branch pipe and the inner pipe branch pipe are both communicated with the spraying device, one end of the return pipeline is connected on the inner pipe of the sleeve type conveying pipeline, the other end passes through the top cover and then extends into the filter, the return pipeline is provided with a pressure regulating valve, the inner pipe branch pipe is provided with a flow regulating valve and, the aluminum plate heater is also arranged at the bottom of the flowmeter.
As a further improvement of the present invention, the gas supply device includes a compressor, a first buffer tank and a second buffer tank which are sequentially connected by a pipeline, the second buffer tank is connected with the outer pipe of the sleeve-type conveying pipeline by a high-temperature gas supply pipeline, the second heating component is a heater arranged inside the second buffer tank, a first solenoid valve is arranged on the pipeline between the first buffer tank and the second buffer tank, and a second solenoid valve is arranged on the high-temperature gas supply pipeline; the gas supply device further comprises a normal-temperature gas supply pipeline, one end of the normal-temperature gas supply pipeline is communicated with the first buffer tank, and the other end of the normal-temperature gas supply pipeline is communicated with the spraying device.
As a further improvement of the present invention, the spraying device comprises a three-way rotary joint, an automatic atomization spray gun, a moving assembly and a swinging assembly, the ends of the inner pipe branch pipe, the outer pipe branch pipe and the normal temperature gas supply pipeline are respectively communicated with a first channel, a second channel and a third channel of the rotary joint, and three channels of the rotary joint are respectively communicated with the automatic atomization spray gun; the movable assembly comprises a pair of upper slideways, a framework, a pair of lower slideways and a support arm, the pair of upper slideways are arranged at the top of the operating platform in parallel along the width direction of the operating platform, the framework is vertically arranged, two ends of the top of the framework are arranged on the upper slideways in a sliding manner, the pair of lower slideways are arranged at the bottom of the framework side by side along the length direction of the operating platform, the support arm is of an L-shaped structure, one free end of the support arm is arranged between the pair of lower slideways in a sliding manner, the other free end of the support arm is horizontally arranged, and the tail end of the support;
the swing assembly comprises a servo motor and a planetary reducer, the servo motor is horizontally arranged and fixed on the other free end of the support arm, the rotary joint is connected with the servo motor through the planetary reducer, and a spray nozzle of the automatic atomization spray gun is positioned above the horizontal central axis of the tire to be sprayed, and an included angle between the spray nozzle and the horizontal central axis is 45 degrees; the third heating assembly comprises an aluminum heating sleeve arranged on the outer side of the rotary joint and a hot air heater arranged on the outer side of the automatic atomizing spray gun.
As a further improvement of the present invention, the operation platform is of a frame structure, a tire rotating assembly for performing in-situ rotation on a tire to be sprayed is arranged on the operation platform, the tire rotating assembly includes a pair of carrier rollers and a carrier roller motor, the pair of carrier rollers are rotatably arranged along the length direction of the operation platform, the carrier roller motor is connected with one of the carrier rollers through gear chain transmission, the pair of carrier rollers are connected through gear chain transmission, and the tire to be sprayed is placed on the pair of carrier rollers to realize in-situ rotation; the fourth heating component is an air heater, the air heater is arranged on the operating platform, and the air outlet is opposite to the inside of the tire.
As a further improvement, still be provided with locating component on the operation panel, locating component is including being located the registration roller and the movable roll of treating spraying tire both sides, the registration roller is fixed to be set up on the operation panel for treat spraying tire one side and fix a position, the movable roll sets up on electric pull rod, still be provided with the track on the operation panel, electric pull rod slides and sets up on the track.
As a further improvement, the heating device further comprises a fifth heating component and a sixth heating component, the fifth heating component is a heat tracing band, the heat tracing band is arranged on the outer side of all pipelines in the coating production line, the sixth heating component is arranged in the gear pump in the electric heating pipe in the aluminum heating jacket of the rotary joint.
As a further improvement, the coating production line further comprises a temperature control instrument box, the heating device is provided with a temperature sensor, all the temperature sensor and the heating device are electrically connected with the temperature control instrument box.
The utility model provides a pair of tire is prevented stabbing to all-round safety, be in including tire body and setting prevent the thorn on the inside tire shoulder of tire body, child wall and the tread and prick the coating, prevent the thorn and prick the coating and adopt coating production line processing forms.
Compared with the prior art, the utility model following beneficial effect has:
the utility model discloses a prevent the thorn and prick the coating on all setting up on tire shoulder and child wall except that the tread inside the tire for the whole spraying of tire is prevented the thorn and is pricked the coating, makes pneumatic tire have all-round no dead angle and prevents the effect of pricking, through adopting the adnexed coating production mode of air atomization, makes the coating thickness even, has saved the unnecessary material waste, saves certain material cost than traditional spraying mode; in the centrifugal spraying method in the prior art, the glue solution flows inside the tire to form a protective coating at the position of the tire surface, because of poor wettability, in order to increase the combination degree, the prior art adopts a roughening treatment mode inside the tire and then carries out coating spraying processing, and the polishing work can cause certain damage to the tire structure; the coating is arranged in the tire, and has certain heat absorption capacity, so that the tire can effectively dissipate heat in time in the long-time high-speed driving process; by adopting the production mode of the coating adhered by air atomization, the binding force between the coating and the inner wall of the tire is good, and the degumming phenomenon of peeling the memory rubber and the tire caused by the action of centrifugal force after the tire rotates at high speed and is continuously heated by ground friction extrusion after the vehicle is loaded is not easy to occur.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the coating production line of the present invention.
Wherein: 1. a glue storage container; 2. a top cover; 3. a filter; 4. a sizing material supply line; 5. a feed pipe; 6. an aluminum plate heater; 7. a temperature sensor; 8. a gear pump; 9. a sleeve-shaped conveying pipeline; 10. an inner pipe branch pipe; 11. an outer pipe branch pipe; 12. a return line; 13. a pressure regulating valve; 14. a flow regulating valve; 15. A flow meter; 16. circulating water cooling jacket; 17. a compressor; 18. a first buffer tank; 19. a second buffer tank; 20. a high temperature gas supply line; 21. a heater; 22. a first solenoid valve; 23. a second solenoid valve; 24. a normal temperature gas supply pipeline; 25. an automatic atomizing spray gun; 26. a rotary joint; 27. an upper slideway; 28. A framework; 29. a lower slideway; 30. a support arm; 31. a servo motor; 32. a planetary reducer; 33. a hot air heater; 34. a carrier roller; 35. a carrier roller motor; 36. a gear chain; 37. an air heater; 38. a positioning roller; 39. a movable roller; 40. an electric pull rod; 41. a track; 42. an electric heating tube; 100. spraying the tire; 200. a temperature control instrument box; 300. an operation platform.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figure 1, the utility model provides a coating production line, which comprises a sizing material supply device, a gas supply device, a spraying device, a heating device and an operation table, wherein the sizing material supply device and the gas supply device are communicated with the spraying device, the sizing material supply device provides liquid sizing material for the spraying device, the gas supply device provides high-pressure gas for atomization for the spraying device, the liquid sizing material and the high-pressure gas are sprayed and mixed in a mist shape by the spraying device, the coating is sprayed inside the tire, and the rubber material is in a solid state in the original state and becomes a liquid state after being heated, the problem that the sizing material is condensed and can not be smoothly conveyed due to the low temperature of pipelines and parts in the process of conveying the liquid sizing material also exists, therefore, in the utility model, the heating device is provided with a plurality of parts which are contacted with the sizing material, and all the parts which are contacted with the high-pressure gas for atomizing the sizing material need to be subjected to heat preservation and heating treatment; specifically, the heating device comprises a first heating assembly, a second heating assembly, a third heating assembly and a fourth heating assembly, the first heating assembly, the second heating assembly, the third heating assembly and the fourth heating assembly are respectively arranged on a sizing material supply device, an air supply device, a spraying device and an operation table, a tire to be sprayed is rotatably arranged on the operation table, the spraying device is movably arranged on the operation table and can move front and back, left and right and swing in the horizontal direction relative to the operation table, the spraying device is in an atomization spraying mode, and a layer of anti-puncture coating can be formed on a tire tread, a tire shoulder and a tire wall in the tire through the spraying device. Indeed, the utility model discloses what well coating production line adopted is that compressed gas in the aerodynamics preheats the mode, with atomizing spray gun outside air heating and the inside air heating's of bonding point combination mode of tire, increases the surface tension and the affinity of high molecular polymer sizing material, and this combination mode is called the polymer air and is adhered to the technique, and this method prevents effectively that the synthetic memory sizing material of polymer from melting the back and meeting the unable atomizing problem of cold air condensation through atomizing spray gun blowout.
As an optional implementation mode, the sizing material supply device comprises a glue storage container 1, a first heat preservation layer arranged on the outer side of the glue storage container 1, an openable top cover 2 arranged at an open top of the glue storage container 1, a closed cylindrical filter 3 arranged on the inner side of the top cover 2, a discharge port arranged at the bottom of the side wall of the glue storage container 1, a sizing material supply pipeline 4 communicated with the discharge port, the sizing material supply pipeline 4 is communicated with the spraying device, a feeding pipe 5 penetrates through the top cover 2 and then extends into the filter 3 at the tail end, a first heating component is an aluminum plate heater 6, and the aluminum plate heater 6 is arranged at the bottom of the glue storage container 1. The glue storage container 1 can be round, square or other shapes as long as the glue storage container has a glue storage function, and the first heat preservation layer is made of a heat preservation material commonly used in the prior art. The sizing material enters the cylindrical filter 3 through the feeding pipe 5, enters the glue storage container 1 after being filtered, can generate heat after the aluminum plate heater 6 positioned at the bottom is electrified and heats the glue storage container 1 so as to melt the sizing material positioned in the container into liquid sizing material, and the melted sizing material flows out of the discharge port, enters the sizing material supply pipeline 4 and is conveyed into the spraying device for spraying. In order to control the heating temperature, a temperature sensor 7 is arranged at the central position of the bottom of the aluminum plate heater 6, and a temperature sensor 7 is arranged in the glue storage container 1, so that the temperature information can be transmitted to a temperature control instrument box 8 in real time, and the temperature can be conveniently adjusted and controlled. The side of the aluminum plate heater 6 is provided with a power supply terminal, and two ends of the power supply line are respectively connected with the power supply terminal and the temperature control instrument box 200. In the present invention, the sizing material supplying device is disposed at the top of the operation table 300.
It should be noted that, in an embodiment of the present invention, the glue storage container 1 is circular, the filter 3 is made of a stainless steel filter screen, the aluminum plate heater 6 located at the bottom of the glue storage container 1 is a circular plate-shaped structure, and the area of the aluminum plate heater 6 is equal to the area of the bottom of the container.
Further, the sizing material supply device also comprises a gear pump 8, a sleeve type conveying pipeline 9, an inner pipe branch pipe 10, an outer pipe branch pipe 11 and a return pipeline 12, the gear pump 8 is driven by a variable frequency speed regulating motor, the variable frequency speed regulating motor is electrically connected with a control cabinet, the inlet end of the gear pump 8 is communicated with a sizing material supply pipeline 4, the outlet end of the gear pump 8 is communicated with the inner pipe of the sleeve type conveying pipeline 9 so as to convey pumped liquid sizing material to the inner pipe of the sleeve type conveying pipeline 9 and convey the pumped liquid sizing material to the spraying device, a gas supply device is communicated with the outer pipe of the sleeve type conveying pipeline 9 so as to convey high-pressure gas to the spraying device through the outer pipe of the sleeve type conveying pipeline 9, the other ends of the inner pipe and the outer pipe of the sleeve type conveying pipeline 9 are respectively communicated with the inner pipe branch pipe 10 and the outer pipe branch pipe 11 and the, the other end passes through the top cover 2 and then extends into the filter 3, a pressure regulating valve 13 is arranged on the return pipeline 12, the return speed and the outlet pressure are regulated by regulating the opening degree of the pressure regulating valve 13, a flow regulating valve 14 and a flowmeter 15 are arranged on the inner pipe branch pipe 10, an aluminum plate heater 6 is also arranged at the bottom of the flowmeter 15, the flowmeter 15 used in the utility model is a micro flowmeter and comprises a base part and an electronic element part, the inner pipe branch pipe 10 passes through the base part of the flowmeter 15, a metering part gear in the base part transmits pulse signals to the electronic element part positioned above, the electronic element part transmits the pulse signals to a quantitative instrument of a control cabinet, the quantitative instrument reads data for quantification, in order to prevent the liquid rubber material in the inner pipe branch pipe 10 from being solidified due to temperature reduction when passing through the flowmeter 15, the aluminum plate heater 6 is arranged at the base, be provided with temperature sensor on the aluminum plate heater 6, this temperature sensor and aluminum plate heater 6 also are connected with temperature control instrument box 200 electricity, because set up aluminum plate heater 6 under the flowmeter 15 base, can conduct the sensing element department at top with the heat, make the injury to sensing element in order to prevent high temperature, be provided with circulating water cooling jacket 16 at flowmeter 15 top, connect circulating water pipe through miniature pump and make the interior circulation flow cooling water of cooling jacket, with the heat dissipation of cooling down to flowmeter 15 top, prevent that the high temperature from causing electronic component to damage. The flowmeter 15 is electrically connected with a quantitative instrument in the control cabinet.
As an alternative embodiment, the gas supply device includes a compressor 17, a first buffer tank 18 and a second buffer tank 19 which are sequentially connected by a pipeline, the second buffer tank 19 is connected with the outer pipe of the sleeve-type conveying pipeline 9 by a high-temperature gas supply pipeline 20, the second heating component is a heater 21 arranged inside the second buffer tank 19, a first electromagnetic valve 22 is arranged on the pipeline between the first buffer tank 18 and the second buffer tank 19, and a second electromagnetic valve 23 is arranged on the high-temperature gas supply pipeline 20; the gas supply device further comprises a normal temperature gas supply pipeline 24, one end of the normal temperature gas supply pipeline 24 is communicated with the first buffer tank 18, and the other end is communicated with the spraying device. The high-temperature and high-pressure gas is sprayed out by the spray gun and then mixed with liquefied rubber sprayed out at the same time, so that the rubber is sprayed into the tire in a mist form, and the normal-temperature and high-pressure gas is used as a control source for starting and closing the atomizing spray gun to control the opening and closing of the spray gun. It should be noted that, the automatic atomizing spray gun 25 of the present invention is realized by using the products in the prior art and purchased through the external market.
As an optional implementation manner, the spraying device comprises a three-channel rotary joint 26, an automatic atomization spray gun 25, a moving assembly and a swinging assembly, the tail ends of the inner pipe branch pipe 10, the outer pipe branch pipe 11 and the normal temperature gas supply pipeline 24 are respectively communicated with a first channel, a second channel and a third channel of the rotary joint 26, and all three channels of the rotary joint 26 are communicated with the automatic atomization spray gun 25 and used for providing atomized high-pressure gas, liquid materials and a gas pressure source for controlling opening and closing; specifically, high-temperature high-pressure gas conveyed in the second channel is sprayed out of an annular hole of the spray gun, negative pressure is formed in the center of the spray gun, the sizing material conveyed in the first channel enters the central hole of the spray gun, is sucked out under the action of external negative pressure and is converged with the external high-temperature high-pressure gas outside the spray gun, the sucked sizing material is surrounded by the high-temperature gas sprayed out of the annular hole, the high-temperature gas flow is mixed with the sizing material, and the sizing material starts to be dispersed and atomized during stirring; the recorded spray gun atomization principle is the same as that of an automobile spray paint atomization spray gun, and normal-temperature high-pressure gas conveyed in the third channel is used for controlling the opening or closing of the atomization spray gun; the moving assembly comprises a pair of upper slideways 27, a framework 28, a pair of lower slideways 29 and a support arm 30, the pair of upper slideways 27 are arranged at the top of the operating platform 300 side by side along the width direction of the operating platform 300, the framework 28 is vertically arranged, two ends of the top of the framework are arranged on the upper slideways 27 in a sliding manner, the pair of lower slideways 29 are arranged at the bottom of the framework 28 side by side along the length direction of the operating platform 300, the support arm 30 is of an L-shaped structure, one free end of the support arm is arranged between the pair of lower slideways 29 in a sliding manner, the other free end; the atomization spray gun can be driven to reciprocate in two degrees of freedom of a horizontal plane through the moving assembly so as to be close to or far away from the tire and adjust the position facing the inside of the tire.
The swinging assembly comprises a servo motor 31 and a planetary reducer 32, the servo motor 31 is horizontally arranged and fixed on the other free end of the support arm 30, the rotary joint 26 is connected with the servo motor 31 through the planetary reducer 32, the spray opening of the automatic atomizing spray gun 25 is positioned above the horizontal central axis of the tire 100 to be sprayed, and the included angle is 45 degrees; the third heating assembly includes an aluminum heating jacket disposed outside the rotary joint 26, and a hot air heater 33 disposed outside the automatic atomizing spray gun 25. The three-way swivel 26 is a prior art product that is commercially available. The atomizing spray gun can swing left and right in a horizontal plane through the swing assembly so as to spray the inner part of the tire. The left-right swinging angle range takes the included angle of a connecting line between two end parts of the tire sidewall as a swinging limit angle. The utility model discloses well removal subassembly and swing subassembly are equivalent to a suspension type cross slide, make automatic atomizing spray gun 25 hung on operation panel 300 through this cross slide to can remove about around. The hot air heater 33 is used to blow against the rear side of the automatic atomizing spray gun 25, heating the atomizing spray gun so that the material located inside the atomizing spray gun is heated. The servo motor is electrically connected with the control cabinet.
The operation table 300 is of a frame structure, a tire rotating assembly used for performing in-situ rotation on the tire 100 to be sprayed is arranged on the operation table 300 and comprises a pair of carrier rollers 34 and a carrier roller motor 35, the pair of carrier rollers 34 are rotatably arranged along the length direction of the operation table 300, the carrier roller motor 35 is in transmission connection with one carrier roller 34 through a gear chain 36, the pair of carrier rollers 34 are in transmission connection through the gear chain, and the tire to be sprayed is placed on the pair of carrier rollers 34 to realize in-situ rotation; the fourth heating element is an air heater 37, the air heater 37 is arranged on the operating platform 300, and the air outlet is just opposite to the inside of the tire and is used for controlling the temperature of the inside of the tire through an infrared sensor. The tire 100 to be sprayed is placed on a pair of carrier rollers 34, a carrier roller motor 35 is started, one carrier roller 34 is driven to rotate through a gear chain 36, the other carrier roller 34 rotates together under the transmission action of the gear chain 36, so that the two carrier rollers 25 rotate together, the tire on the two carrier rollers can rotate in situ, when the automatic atomization spray gun 25 finishes spraying one row, the tire rotates to enable the automatic atomization spray gun 25 to spray another area, and the automatic atomization spray gun 25 are continuously matched to finish the spraying work of the coating inside the whole tire. The speed reducer is connected to the carrier roller motor 35, and the speed is controlled by a potentiometer switch.
The operation table 300 is further provided with a positioning assembly, the positioning assembly comprises a positioning roller 38 and a movable roller 39, the positioning roller 38 and the movable roller 39 are located on two sides of the tire 100 to be sprayed, the positioning roller 38 is fixedly arranged on the operation table 300 and used for positioning one side of the tire 100 to be sprayed, the movable roller 39 is arranged on the electric pull rod 40, the operation table 300 is further provided with a rail 41, and the electric pull rod 40 is arranged on the rail 41 in a sliding mode.
The heating device further comprises a fifth heating component and a sixth heating component, wherein the fifth heating component is a heat tracing band which is arranged outside all pipelines in the coating production line, and the sixth heating component is an electric heating pipe 42 which is arranged in the gear pump 8 and in the aluminum heating jacket of the rotary joint 26 in a penetrating mode. The electric heating pipe 42 on the gear pump 8 controls the starting and stopping of the heating pipe through a button type temperature control switch.
The coating production line further comprises a temperature control instrument box 200, temperature sensors are arranged on the heating devices, and all the temperature sensors and the heating devices are electrically connected with the temperature control instrument box.
The switch board with the utility model discloses in all electric control unit all connect for the start-up or the stop of control unit. The temperature control instrument box 200 is connected with all the heating devices and the temperature sensors in the utility model to control the heating temperature of the heating devices.
The utility model provides a pair of tire is prevented stabbing to all-round safety, prevent the thorn on tire body and setting up at inside tire shoulder of tire body, child wall and tread and prick the coating, prevent that the thorn pricks the coating and adopts coating production line processing to form.
The utility model discloses a prevent the thorn and prick the coating on all setting up on tire shoulder and child wall except that the tread inside the tire for the whole spraying of tire is prevented the thorn and is pricked the coating, makes pneumatic tire have all-round no dead angle and prevents the effect of pricking, through adopting the adnexed coating production mode of air atomization, makes the coating thickness even, has saved the unnecessary material waste, saves certain material cost than traditional spraying mode; in the centrifugal spraying method in the prior art, the glue solution flows inside the tire to form a protective coating at the position of the tire surface, because of poor wettability, in order to increase the combination degree, the prior art adopts a roughening treatment mode inside the tire and then carries out coating spraying processing, and the polishing work can cause certain damage to the tire structure; the coating is arranged in the tire, and has certain heat absorption capacity, so that the tire can effectively dissipate heat in time in the long-time high-speed driving process; by adopting the production mode of the coating adhered by air atomization, the binding force between the coating and the inner wall of the tire is good, and the degumming phenomenon of peeling the memory rubber and the tire caused by the action of centrifugal force after the tire rotates at high speed and is continuously heated by ground friction extrusion after the vehicle is loaded is not easy to occur.
The utility model discloses a rubber material is high viscosity high elasticity solid state high molecular polymer, memory glue for short, note (name of each factory is called differently), because the ordinary centrifugal spraying technique utilizes the inertia of tire rotation to spray high molecular material into the tire through equipment, in the process of tire rapid rotation, the coating layer of a horizontal plane structure is formed under the tire cross section C type structure to cover the tire tread position in the tire, the tire cross section surface coating is uneven, thereby the original structure in the tire is changed, the air leakage dead angle is formed at the coating layer edge tire shoulder position, the utility model adopts the compressed gas preheating mode in the aerodynamics, the external air heating of the atomizing spray gun and the combined mode of the internal bonding point air heating of the tire to increase the surface tension of high molecular polymer, and the hydrophilicity, which is called as the high molecular air adhesion technique, the method effectively prevents the problem that the high-molecular synthetic memory adhesive is sprayed out through an atomizing spray gun after melting and is not atomized when being rapidly solidified in the presence of cold air, integrates the above points, and is matched with a digital control cabinet system, a sleeve type conveying pipeline and an inner pipe are supercharging conveying sizing material pipelines, an outer pipe is a high-temperature compressed gas conveying pipeline and is connected to two channels in a three-channel rotary joint; the third channel of the rotary joint is connected with common compressed gas to control the closing and opening of the automatic atomizing spray gun; the gear pump circularly filters and pressurizes the melted memory glue in the pipeline, and the liquid memory glue is uniformly sprayed on the inner wall of the tire by high-temperature compressed gas.
The hot air heater located near the tire may be of a cold and hot dual-purpose type for heating or cooling air inside the tire.
The utility model discloses coating production line's operation flow:
firstly, cleaning and airing a self-contained isolating agent in a container during tire production, heating and melting solid memory glue in the container to a liquid state, then placing a tire on a carrier roller, sliding an automatic atomization spray gun to a central point in the tire, supporting a tire positioning roller on one side of the tire, then adjusting the position of a movable roller on the other side of the tire to enable the movable roller to be supported on the other side of the tire, enabling the contact positions of the positioning roller and the movable roller and the tire to be rotatable and capable of rotating along with the rotation of the tire without causing tire rolling obstacle due to abutting on the sidewall of the tire, clamping the tire in the middle for positioning after the positioning roller and the movable roller are closed, enabling the positioning roller and the movable roller to rotate clockwise or anticlockwise, then starting an air heating device in the tire, namely a hot air heater, to heat the air and bonding points in the tire, and heating the air and the bonding points to a specified temperature (the internal temperature of the tire, Forbidding overhigh or overlow temperature, the glue solution in the tire flows due to overhigh temperature, the glue solution cannot be atomized due to overlow temperature to achieve the moistening effect, and the temperature is different according to the use temperature requirements of the memory glue produced by each manufacturer) starting a PLC in a control cabinet to issue an instruction, wherein a servo motor is connected with a rotary joint which is connected with an automatic atomization spray gun, and simultaneously, a gear pump is started to circularly pressurize the melted memory glue in a pipeline, and the glue is conveyed to the automatic atomization spray gun through the pressure in the pipeline; and simultaneously opening the first electromagnetic valve and the second electromagnetic valve of the high-temperature compressed gas, and conveying the high-temperature compressed gas to the automatic atomization spray gun through the connecting pipeline (the temperature of the compressed gas is determined according to the use temperature of the memory adhesive). The high-temperature compressed gas quickly shreds and blows out the polymer synthetic memory glue solution to be atomized under the common action, simultaneously, the flowmeter automatically meters, the rotary joint is driven by the servo motor to horizontally rotate in a left-right reciprocating mode, the polymer synthetic material is uniformly attached to the tire tread, the tire shoulder and the tire wall of the tire inner wall under the common action of the rotary joint from the point A to the point B and then from the point B to the point A (the rotary joint can be used for spraying from the point A to the point B and can be used for spraying from the point A to the point B (the rotary joint can be used for adjusting the pulse number according to a PLC program or directly adjusting the positive and negative rotation interval or the number of turns driven by the servo motor), so that the dead-angle-free self-repairing anti-puncture coating is formed, when the metering of the flowmeter is completed.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A coating production line is characterized by comprising a sizing material supply device, a gas supply device, a spraying device, a heating device and an operating platform, wherein the sizing material supply device and the gas supply device are communicated with the spraying device, the heating device comprises a first heating assembly, a second heating assembly, a third heating assembly and a fourth heating assembly, the first heating assembly, the second heating assembly, the third heating assembly and the fourth heating assembly are respectively arranged on the sizing material supply device, the gas supply device, the spraying device and the operating platform, a tire to be sprayed is rotatably arranged on the operating platform, the spraying device is movably arranged on the operating platform and can move front and back, left and right and swing in the horizontal direction relative to the operating platform, and the spraying device is in an atomization spraying mode, the spraying device can form a layer of anti-puncture coating on the tire surface, the tire shoulder and the tire wall inside the tire.
2. The coating production line of claim 1, wherein the glue supply device comprises a glue storage container, a first heat preservation layer arranged on the outer side of the glue storage container, an openable top cover arranged at an opening of the top of the glue storage container, a closed cylindrical filter arranged on the inner side of the top cover, a discharge port arranged at the bottom of the side wall of the glue storage container, and a glue supply pipeline communicated with the discharge port, wherein the glue supply pipeline is communicated with the spraying device, a feed pipe penetrates through the top cover and then extends into the filter from the rear end of the feed pipe, the first heating assembly is an aluminum plate heater, and the aluminum plate heater is arranged at the bottom of the glue storage container.
3. The coating production line of claim 2, wherein the sizing material supply device further comprises a gear pump, a sleeve-type conveying pipeline, an inner pipe branch pipe, an outer pipe branch pipe and a return pipeline, the gear pump inlet end is communicated with the sizing material supply pipeline, the gear pump outlet end is communicated with the inner pipe of the sleeve-type conveying pipeline, the gas supply device is communicated with the outer pipe of the sleeve-type conveying pipeline, the other ends of the inner pipe and the outer pipe of the sleeve-type conveying pipeline are respectively communicated with the inner pipe branch pipe and the outer pipe branch pipe, the outer pipe branch pipe and the inner pipe branch pipe are both communicated with the spraying device, one end of the return pipeline is connected to the inner pipe of the sleeve-type conveying pipeline, the other end of the return pipeline penetrates through the top cover and then extends into the filter, the return pipeline is provided with a pressure regulating valve, and the inner pipe, the aluminum plate heater is also arranged at the bottom of the flowmeter.
4. The coating production line of claim 3, wherein the gas supply device comprises a compressor, a first buffer tank and a second buffer tank which are sequentially connected by a pipeline, the second buffer tank is connected with the outer pipe of the sleeve-type conveying pipeline through a high-temperature gas supply pipeline, the second heating component is a heater arranged inside the second buffer tank, a first solenoid valve is arranged on the pipeline between the first buffer tank and the second buffer tank, and a second solenoid valve is arranged on the high-temperature gas supply pipeline; the gas supply device further comprises a normal-temperature gas supply pipeline, one end of the normal-temperature gas supply pipeline is communicated with the first buffer tank, and the other end of the normal-temperature gas supply pipeline is communicated with the spraying device.
5. The coating production line of claim 4, wherein the spraying device comprises a three-channel rotary joint, an automatic atomizing spray gun, a moving assembly and a swinging assembly, the inner pipe branch pipe, the outer pipe branch pipe and the tail end of the normal temperature gas supply pipeline are respectively communicated with a first channel, a second channel and a third channel of the rotary joint, and three channels of the rotary joint are respectively communicated with the automatic atomizing spray gun; the movable assembly comprises a pair of upper slideways, a framework, a pair of lower slideways and a support arm, the pair of upper slideways are arranged at the top of the operating platform in parallel along the width direction of the operating platform, the framework is vertically arranged, two ends of the top of the framework are arranged on the upper slideways in a sliding manner, the pair of lower slideways are arranged at the bottom of the framework side by side along the length direction of the operating platform, the support arm is of an L-shaped structure, one free end of the support arm is arranged between the pair of lower slideways in a sliding manner, the other free end of the support arm is horizontally arranged, and the tail end of the support;
the swing assembly comprises a servo motor and a planetary reducer, the servo motor is horizontally arranged and fixed on the other free end of the support arm, the rotary joint is connected with the servo motor through the planetary reducer, and a spray nozzle of the automatic atomization spray gun is positioned above the horizontal central axis of the tire to be sprayed, and an included angle between the spray nozzle and the horizontal central axis is 45 degrees; the third heating assembly comprises an aluminum heating sleeve arranged on the outer side of the rotary joint and a hot air heater arranged on the outer side of the automatic atomizing spray gun.
6. The coating production line of claim 5, wherein the operating platform is of a frame structure, a tire rotating assembly used for performing in-situ rotation on the tire to be coated is arranged on the operating platform, the tire rotating assembly comprises a pair of carrier rollers and a carrier roller motor, the pair of carrier rollers are rotatably arranged along the length direction of the operating platform, the carrier roller motor is in transmission connection with one of the carrier rollers through a gear chain, the pair of carrier rollers are in transmission connection through the gear chain, and the tire to be coated is placed on the pair of carrier rollers to realize in-situ rotation; the fourth heating component is an air heater, the air heater is arranged on the operating platform, and the air outlet is opposite to the inside of the tire.
7. The coating production line of claim 6, wherein the operating platform is further provided with a positioning assembly, the positioning assembly comprises a positioning roller and a movable roller, the positioning roller and the movable roller are positioned on two sides of the tire to be sprayed, the positioning roller is fixedly arranged on the operating platform and used for positioning one side of the tire to be sprayed, the movable roller is arranged on the electric pull rod, the operating platform is further provided with a track, and the electric pull rod is arranged on the track in a sliding manner.
8. The coating production line of claim 5, wherein the heating device further comprises a fifth heating component and a sixth heating component, the fifth heating component is a heat tracing band which is arranged outside all pipelines in the coating production line, and the sixth heating component is an electric heating pipe which is arranged in the gear pump in an aluminum heating jacket of the rotary joint in a penetrating manner.
9. The coating line of claim 5, further comprising a temperature control instrument box, wherein the heating devices are each provided with a temperature sensor thereon, and all of the temperature sensors and the heating devices are electrically connected with the temperature control instrument box.
10. An all-round safe puncture-proof tire, which is characterized by comprising a tire body and puncture-proof coatings arranged on the tire shoulder, the tire wall and the tire tread inside the tire body, wherein the puncture-proof coatings are processed and formed by the coating production line according to any one of claims 1 to 9.
Priority Applications (1)
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CN201921119453.0U CN210880999U (en) | 2019-07-17 | 2019-07-17 | Coating production line and all-dimensional safe anti-puncture tire |
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CN201921119453.0U CN210880999U (en) | 2019-07-17 | 2019-07-17 | Coating production line and all-dimensional safe anti-puncture tire |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110356028A (en) * | 2019-07-17 | 2019-10-22 | 山东旭搏自动化科技有限公司 | Coating production line and the anti-stab puncturing tyre of all-position safety |
-
2019
- 2019-07-17 CN CN201921119453.0U patent/CN210880999U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110356028A (en) * | 2019-07-17 | 2019-10-22 | 山东旭搏自动化科技有限公司 | Coating production line and the anti-stab puncturing tyre of all-position safety |
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