22 results about "Dry-ice blasting" patented technology

The invention relates to the technical field of plastic part processing machinery, and discloses deburring equipment for insulating plate production based on plastic recycling, the deburring equipment comprises a shell, one side of the shell is provided with a 45-degree inclined plane, one side of the inclined plane is provided with a placing port, and the inner wall of one end, far away from the inclined plane, of the shell is fixedly provided with a dry ice nozzle. According to the dry ice deburring machine, the shell is arranged, the original open environment of the dry ice deburring machine is changed into a closed environment, then burrs can be gathered in the shell, subsequent burr cleaning and recycling are facilitated, and the burrs enter the bottom of the shell through sieve holes, so that the problem that the burrs fly around in the shell due to the fact that dry ice jet flow blows the burrs is avoided; in addition, the temperature of the dry ice jet flow is extremely low, workers are prevented from making direct contact with low-temperature airflow generated by the dry ice under protection of the shell, the dry ice airflow is isolated by the shell and cannot blow dust, and the health and cleanliness of the working environment of the workers are further guaranteed.

The invention discloses a power station air cooling island dry ice auxiliary cooling cleaning system and method, and belongs to the technical field of power station air cooling island cooling. The device is composed of a bimodal gas-solid two-phase flow nozzle, a flow field optimization nozzle support, a working medium supply unit and an intelligent control system. A dual-mode gas-solid two-phase flow nozzle is integrated on the flow field optimization nozzle support, an adjustable rotational flow generator is arranged in the nozzle, dry ice particles can be injected into the inner space of the air cooling unit, the environment temperature is reduced by means of the characteristic that dry ice sublimates to absorb heat, or the dry ice is directly injected to the outer surface of a heat dissipation pipe bundle to achieve efficient cleaning. The intelligent control system automatically switches a cooling mode and a cleaning mode and dynamically adjusts the rotational flow strength, the injection pressure and the dry ice particle size of the nozzle. The heat dissipating capacity of the air cooling island can be enhanced, and the heat dissipating tube bundle can be cleaned in a lossless mode.

The invention relates to the technical field of surface treatment, discloses a dry ice sand blasting-chemical dissolution-ultrasonic collaborative cleaning process for a nano aluminum oxide coating part, and aims to overcome the defects of an existing cleaning technology in the aspects of removing a complex deposited film, protecting the coating integrity and improving the cleaning efficiency. The method comprises the steps of isopropanol soaking treatment, flowing pure water flushing, hot water soaking treatment, carbon dioxide dry ice sand blasting treatment, chemical cleaning of a niflumic acid mixed solution, high-pressure water washing, ultrasonic cleaning and the like. By the adoption of the technical scheme, the efficient, thorough and lossless cleaning effect can be achieved, and the high-standard requirement for cleaning of the nanometer aluminum oxide coating part in the modern industry is met.

The utility model discloses a waterless cleaning system for locomotive accessories, which comprises a cleaning room, a turnover device, a dry ice making device, a dry ice spraying device, a mobile robot and an oil mist purifying device, and the turnover device is used for fixing and turning over the locomotive accessories to be cleaned; the dry ice spraying device is used for mixing granular dry ice and compressed air and spraying the mixture to the locomotive accessories to be cleaned so as to clean the locomotive accessories. The mobile robot is used for clamping and moving the dry ice spraying device so that the dry ice spraying device can conduct multi-angle cleaning on the locomotive accessories. A dry ice cleaning technology is adopted, granular dry ice and compressed air are mixed to generate high-speed airflow for cleaning, the dry ice is converted into a gas state from a solid state, micro-explosive impact force is directly generated, and dirt on the surfaces of locomotive accessories is crushed and removed. In the cleaning process, dry ice is instantly sublimated into gaseous carbon dioxide to be volatilized into the air, no residual matter exists, and secondary pollution cannot be generated.

The application relates to the technical field of plastic part processing machines, and discloses deburring equipment for insulating plate production based on plastic recycling and reuse, which comprises a shell, one side of the shell is provided with an inclined surface with an inclination of 45 degrees, a placing opening is formed in one side of the inclined surface, and a dry ice spraying head is fixedly arranged on the inner wall of the end of the shell far from the inclined surface. Through the arrangement of the shell, the dry ice deburring machine is changed from the original open environment into a closed environment, so that burrs can be gathered in the inside of the shell, burr cleaning and recycling in the later stage are facilitated, the burrs enter the bottom of the shell through the sieve holes, dry ice jet flow is prevented from blowing the burrs, the burrs are prevented from flying randomly in the shell to cause device operation problems, in addition, the temperature of the dry ice jet flow is extremely low, workers are prevented from directly contacting the low-temperature airflow generated by the dry ice under the protection of the shell, the dry ice airflow cannot blow up dust after passing through the shell, and the health and cleanness of the working environment of the workers are further ensured.

The utility model belongs to the technical field of automobile appliances, and particularly relates to a sliding type dry ice spraying pipe supporting mechanism and a cleaning machine, the sliding type dry ice spraying pipe supporting mechanism comprises a main body, a dry ice gas generating mechanism, a spraying pipe mechanism and a sliding mechanism, the dry ice gas generating mechanism is arranged in the mounting inner cavity; the spray pipe mechanism is connected with an output end pipeline of the dry ice gas generating mechanism; the sliding mechanism is detachably connected to the main body, and the middle section of the spray pipe mechanism is arranged in the sliding mechanism; a pulley used for abutting against the ground is arranged at the end of the sliding mechanism. The environment-friendly and efficient characteristics of dry ice cleaning are maintained, the service life of the spray pipe is remarkably prolonged, and meanwhile the moving flexibility and operation stability of equipment under the complex working condition are improved.

The invention discloses a solid wood floor with a stable structure, and the process of the solid wood floor comprises the following steps: a, manufacturing a base plate according to the size of a solid wood floor finished product to be manufactured, and forming mortises in the periphery of the base plate to obtain a product A; b, sanding the top surface of the product A along the texture trend of the product A to obtain a product B; c, the top face of the product B is subjected to sand blasting treatment, and a product C is obtained; d, spraying the top surface of the product C with dry ice to obtain a product D; e, water-based paint is sprayed or rolled on the outer surface of the product D, and a finished solid wood floor is obtained. In the step b, abrasive paper of 180-240 meshes is firstly used for sanding, and then abrasive paper of 400-600 meshes is used for sanding. The device has the advantage that the structural stability is still high after long-term use.

The present application relates to dry ice spraying technical field, propose a kind of keyboard deburring method based on three-dimensional point cloud technology, comprising: using three-dimensional point cloud technology to scan keyboard, to obtain three-dimensional point cloud data on the surface of keyboard, based on three-dimensional point cloud data, identify the burr area on keyboard;According to three-dimensional point cloud data and burr area, set the dry ice spraying trajectory of keyboard deburring processing;The sublimation heat absorption of each dry ice spraying amount of dry ice spray gun is calculated, based on sublimation heat absorption, the effective impact kinetic energy of dry ice spray gun dry ice airflow particle about keyboard is analyzed, to establish the mapping relationship between dry ice spraying amount and effective impact kinetic energy;According to mapping relationship, determine the current dry ice consumption of dry ice spray gun about keyboard;According to dry ice spraying trajectory and dry ice consumption, control dry ice spray gun to keyboard deburring processing, obtain deburring result.The present application can solve the technical problem that dry ice is excessive and deburring effect is reduced.

A device for using a solid-state dry ice phase change to fracture rock, and a rock-fracturing method therefor. The device comprises an explosive-loading vehicle (1) and an initiating apparatus (4), a clamper (2) is mounted on an explosive-loading mechanism of the explosive-loading vehicle (1), a dry ice blasting explosive-loading structure (3) is clamped at a bottom portion of the clamper (2), the dry ice blasting explosive-loading structure (3) comprises dry ice (31), a heat insulation layer (32) and an explosive (33), the heat insulation layer (32) is filled between the dry ice (31) and the explosive (33), and a filler (5) is arranged at a top portion of the dry ice blasting explosive-loading structure (3).

This invention relates to a dry ice spray cleaning and sterilizing device, aiming to solve the technical problem of the current dry ice spray cleaning and sterilizing devices having only a single spraying operation function. The device includes a cabinet; an embedded sterilization and cleaning tank is provided on the upper surface of the cabinet; the gap between the inner wall of the cabinet and the outer wall of the embedded sterilization and cleaning tank forms a multi-stage operating chamber; the embedded sterilization and cleaning tank is an electrically heated structure; and multiple cleaning components are provided inside the multi-stage operating chambers; and a dual-mode sterilization and cleaning system is provided at the output end of the multi-stage cleaning components; a transparent splash guard is hinged to the outer wall of the cabinet relative to the embedded sterilization and cleaning tank. This invention improves the cleaning effect of high-pressure dry ice spraying by adapting two operating modes to the continuous, efficient, and fully covered contact of the foam cleaner, and adapting the intermittent contact of the dry ice spraying operation to the changes in spray distance caused by angle changes during actual operation.

This invention discloses a laser-dry ice hybrid cleaning method. The workpiece with an adhering layer on its surface is placed on a platform. A laser device and a dry ice blasting cleaning device are controlled and activated, causing the dry ice particles ejected from the dry ice nozzle and the laser beam emitted from the laser head to move synchronously and simultaneously act on the same area of ​​the adhering layer. Through the synergistic effect of the dry ice particles and the laser, the adhering layer is removed along a preset cleaning path, thus achieving efficient and high-quality surface cleaning. This invention solves the problems of poor cleaning efficiency, low cleaning quality, and poor process adaptability in existing cleaning technologies.

The invention provides an excessive glue cleaning method and device, and belongs to the technical field of semiconductors, and the method is applied to a target semiconductor device with excessive glue, and comprises the steps: S1, carrying out the pre-cooling processing of the target semiconductor device; s2, performing dry ice spraying treatment on the overflowed glue of the pre-cooled target semiconductor device so as to remove the overflowed glue; and S3, performing electric contact with the target semiconductor device through the grounding assembly so as to release electrostatic charges generated by dry ice spraying. The method has the beneficial effects that a dry ice spraying mode is adopted, so that overflowing glue is stripped after generating microcracks, and the dry ice sublimates without secondary waste and chemical residues; pre-cooling treatment is performed before dry ice is sprayed, so that the toughness of excessive glue is reduced, and efficient cleaning is realized under low spraying kinetic energy; the thermal stress problem is avoided through physical cold treatment; in addition, electrostatic charges are released through the grounding assembly, potential risks and secondary pollution of static electricity to the power module are avoided, and efficient, lossless and pollution-free excessive glue cleaning is achieved.

The utility model relates to the technical field of reduction furnace cleaning, in particular to a reduction furnace chassis cleaning device which comprises a protective cover and a control cabinet, an executing mechanism is arranged in the protective cover and comprises a dry ice injection system, a dust collection system, a swing mechanism, a reciprocating mechanism and an imaging system, and the reciprocating mechanism comprises a cross beam and a sliding table. The cross beam is horizontally arranged, the upper end of the cross beam is fixed to the upper end of the protective cover through the swing mechanism, the sliding table is in sliding fit with the cross beam, and a dry ice nozzle of the dry ice injection system, a dust collection nozzle of the dust collection system and a camera of the imaging system are all fixed to the bottom of the sliding table; according to the cleaning device, cleaning and dust collection can be carried out synchronously, thoroughness of cleaning can be guaranteed, dust diffusion can be prevented, dirt can be recycled conveniently, the problems that pollution is prone to occurring in manual cleaning and ignition is prone to occurring in laser cleaning are solved, and cleaning efficiency, convenience and safety are improved.

The invention relates to automatic dry ice spraying and stripping equipment and a working method thereof. The automatic dry ice spraying and stripping equipment is characterized by comprising a rack, a feeding and discharging device, a double-mechanical-arm cleaning device and a powder recycling device, wherein the feeding and discharging device is arranged on the rack and used for feeding and discharging workpieces; the double-mechanical-arm cleaning device is used for cleaning and stripping powder on the surfaces of the workpieces; the double-mechanical-arm cleaning device is provided with a dry ice spray head capable of acting in the X axis, the Y axis and the Z axis so that the dry ice spray head can be aligned with the front face and the back face of a workpiece to peel off powder, and the powder recycling device is installed below the feeding and discharging device to recycle the peeled-off powder. The automatic dry ice spraying and stripping equipment is reasonable in design, and stripping efficiency can be improved.

The utility model relates to the technical field of dry ice spraying devices, and discloses a millstone structure of a dry ice spraying device, which comprises a motor, a dry ice spraying mechanism and a millstone mechanism, the outer surface of the motor is fixedly provided with the dry ice spraying mechanism, and the output end of the motor is fixedly provided with the millstone mechanism. The millstone mechanism is arranged in the dry ice spraying mechanism, the blowing end of the dry ice spraying mechanism is communicated with the discharging end of the dry ice spraying mechanism through the storage end of the millstone mechanism, and the feeding end of the dry ice spraying mechanism is communicated with the storage end of the millstone mechanism. Through cooperative work of the motor, the dry ice spraying mechanism and the millstone mechanism, the rotating speed of the millstone can be adjusted by adjusting the driving motor controller according to the actual situation, the feeding amount of dry ice particles can be adjusted in real time, and dry ice loss can be effectively reduced when different products are cleaned.

This invention relates to the field of photovoltaic module recycling equipment, specifically disclosing a device and method for removing residual EVA adhesive from the entire glass surface of scrapped modules. The device includes a dry ice blasting mechanism, a motion mechanism, and a control system. The dry ice blasting mechanism generates dry ice particles and mixes them with high-pressure gas to form a gas-solid two-phase jet, which is then sprayed toward the surface of the glass substrate. The motion mechanism carries and drives the nozzle to move in three-dimensional space above the glass substrate surface. The control system is communicatively connected to both mechanisms and controls the nozzle's trajectory, spray angle, and distance from the glass substrate surface. Through this structural combination, utilizing the low-temperature embrittlement and high-speed impact physical effects of the dry ice particles, residual EVA adhesive can be efficiently and thoroughly removed from the glass surface while fundamentally avoiding scratches or corrosion caused to the glass substrate by traditional mechanical or chemical methods. This ensures the physical integrity of the glass and achieves uniform, precise, and thorough treatment of the glass surface.

The utility model discloses a nuclear power plant dry ice decontamination device and a nuclear power plant dry ice decontamination system. The dry ice decontamination device comprises a machine shell, dry ice spraying equipment for spraying dry ice into an operation space and an air exhaust mechanism for forming negative pressure in the operation space. An operation window and an exhaust port are formed in the machine shell, and an operation space and an air isolation space are defined in the machine shell; the operation space is communicated with the outside through the operation window, and the exhaust port corresponds to the air isolation space; at least one first extraction opening is formed between the working space and the air isolation space; the air exhaust mechanism is arranged in the air isolation space, the first end of the air exhaust mechanism is communicated with the at least one first air exhaust opening, and the second end of the air exhaust mechanism is communicated with the air exhaust opening. The radioactive contamination diffusion can be prevented.

This utility model relates to the field of dry ice spray guns, particularly a 360-degree spray dry ice spray gun head. The dry ice spray gun head includes a connector at one end of a spray tube, a nozzle mounted at the other end of the spray tube, a fixed base inside the spray tube, and a connector fixed to the end face of the nozzle. The connector is threaded into the fixed base, which has a through hole for dry ice to pass through. The nozzle is located directly in front of the spray tube outlet and includes a disc and an arc-shaped cone. The inner side of the disc is fixed to the larger end face of the arc-shaped cone. This utility model achieves quick nozzle replacement through the threaded connection between the nozzle and the fixed base, thus adapting to different channels of the products being cleaned. The nozzle, composed of the disc and the arc-shaped cone, achieves 360-degree dry ice spray, thereby improving cleaning efficiency.

1. The name of the design product: Dry ice cleaning machine (FTS300). 2. The use of the design product: The design product is used for cleaning mechanical equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model provides a kind of dry ice cleaning dust remover filter bag system, including dry ice machine, spray dry ice device, spray dust removal device and dust-CO2 separation recovery device;Dust remover has multiple filter bags, dry ice machine is located outside dust remover, for supplying dry ice;Spray dry ice device is linked to dry ice machine and dust remover inside, and dry ice is sprayed to the filter bag in dust remover;Spray dust removal device is located directly above filter bag, for spraying filter bag to make filter bag produce sharp expansion and vibrate;Dust-CO2 separation recovery device is located below filter bag, for collecting the dust of filter bag.The utility model can realize for dust remover filter bag high-efficiency cleaning, so that it can be recycled.

This invention discloses a cleaning device for the cylinder of a tobacco drying machine, as well as its assembly and cleaning method. The cleaning device includes a traveling base with a steel cable threaded through it, allowing movement along the cable. One end of the steel cable is fixedly connected to the feed hood of the cylinder, and the other end is fixedly connected to the discharge hood. A support frame is fixed on the traveling base, and an internal gear with its axis rotatably connected to the support frame and aligned with the cylinder's axis is driven to rotate by a meshing drive gear. A nozzle component is provided on the outer surface of the internal gear, including a nozzle. The nozzle is connected to a dry ice cleaning machine via a dry ice delivery pipe. The dry ice cleaning machine sprays dry ice into the cylinder to clean the soot on the cylinder wall frying plate, vertical frying plate, feed hood, and discharge hood. This invention can effectively clean the soot on the cylinder wall frying plate and vertical frying plate inside the tobacco drying machine cylinder, and can also effectively clean the soot on the feed hood and discharge hood. It offers high cleaning efficiency, low labor intensity, and low labor costs.

The utility model belongs to the technical field of automobile cleaning device, especially relate to a universal support formula chassis mechanism for dry ice cleaning machine, including base, rotary disc and universal adjusting mechanism, the rotary disc rotation is connected on the base, and the main part of dry ice cleaning machine is arranged on the rotary disc, the universal adjusting mechanism is arranged on the rotary disc, wherein, the universal adjusting mechanism is provided with the slide that can multidirectional adjustment, and the injection pipeline of dry ice cleaning machine is through the slide and is connected with dry ice gas generator in the main part of dry ice cleaning machine.