52 results about "Plastics extrusion" patented technology

The invention discloses an auxiliary open fire heating device for improving the surface quality of extruded plastics. The auxiliary open fire heating device comprises a bracket base device and a fire jetting combustion furnace tray device and is characterized in that the bracket base device comprises a base and a support frame, and the support frame is mounted on the base; the fire jetting combustion furnace tray device comprises a gas inlet valve, a gas guide pipe and nozzle devices; the gas inlet valve is mounted at an inlet of the gas guide pipe; the nozzle devices are mounted on the gas guide pipe; and the fire jetting combustion furnace tray device is mounted on the bracket base device through the support frame. The auxiliary open fire heating device has the advantages of simplicity, convenience and feasibility and also has the advantages of being convenient to use, high in efficiency, high in practicability, light in structure and convenient to mount, disassemble and operate. Generally, when large-molecular-weight plastics of a molecular chain net structure, such as organosilane crosslinked polyethylene, are processed and produced, the auxiliary open fire heating device is directly mounted on a nose of the existing extruder by using magnetic absorption and utilizes open fire to carry out auxiliary open fire heating on a forming die orifice and an extruded wire so as to improve the poor surface quality of the extruded product.

The utility model discloses a kind of plastic extruders for PVC plastic particle production, including conveying bucket, the front end of conveying bucket is fixedly connected with shunt head, the outer wall of shunt head is fixedly connected with a plurality of solenoid valves, the outer wall of solenoid valve is fixedly connected with discharge head. When plastic masterbatch is heated and melted, it can flow into from any one or several separation ports respectively, and several outlets on discharge head can be simultaneously connected with several same or different molds, so as to improve the efficiency of processing, and the corresponding outlet can be opened by solenoid valve, so that it can avoid that hot melt masterbatch flows into unnecessary outlet.

The utility model discloses a plastic extrusion mud device is used in the lining of intermediate frequency furnace and is repaired, including base, fixed mounting has the stirring drum and extrusion mud cylinder on the base, fixed communication has vacuum tank between the stirring drum and extrusion mud cylinder, the top of stirring drum is fixedly installed and has the feeding frame, fixed mounting has vacuum pump on the vacuum tank. The utility model discloses through setting baffle, roof and drive assembly, when, when the plastic material is transported to the vacuum tank from the stirring drum, needs to extract vacuum, the staff can make the roof drive baffle move downward through drive assembly, thereby can make baffle block up the discharge port of stirring drum, avoid the air from the slit of stirring vane and plastic material in stirring drum and enter, thereby has promoted the leakproofness of vacuum tank, and then does not need vacuum pump continuous operation to keep the vacuum level in vacuum tank, has reduced energy consumption, has promoted the operation stability of vacuum pump and its durability.

The utility model discloses uniform plasticizing extrusion equipment for plastic particles, which relates to the technical field of plastic processing and comprises a base, a plastic extruder body is fixedly mounted at the top end of the base, a blanking barrel is fixedly mounted at the top end of the plastic extruder body, and a support plate is fixedly connected to the top end of the blanking barrel. A second motor is fixedly mounted at the top end of the supporting plate, the output end of the second motor rotationally penetrates through the lower portion of the supporting plate and is fixedly connected with a rotating column, a mounting groove is formed in the bottom end of the rotating column, and plastic particles about to fall into the discharging opening are further stirred and dispersed through a cross stirring rod, so that the liquidity of the plastic particles is guaranteed; according to the extrusion equipment disclosed by the invention, plastic particles are prevented from being blocked easily when passing through the interior of the discharging opening, so that the feeding speed of the plastic particles is stable, the filling amount of the plastic particles in the extrusion machine is uniform, the extrusion equipment can be uniformly plasticized and extruded, and the practicability of the extrusion equipment is further improved.

The utility model relates to the technical field of plastic extrusion equipment, concretely relates to a modified plastic extrusion air cooling structure. The air cooling structure includes extruder head, cooling wind cover, fan, air guide spare, air outlet and mounting assembly. The cooling wind cover is sleeved at the discharge end outside of extruder head, and is fixedly connected with extruder head, the fan is communicated with the air inlet of cooling wind cover, is used for providing cooling airflow, the air guide spare is arranged in the inside of wind cover, is used for guiding airflow to cool extrudate uniformly, the wind cover tail end is equipped with air outlet for exhaust, and the mounting assembly is used for fixing wind cover and fan. The structure is high in cooling efficiency, airflow is uniformly distributed, is convenient to operate and maintain, and is suitable for a variety of modified plastic extrusion applications.

This utility model relates to the field of plastic extrusion die technology, and more particularly to a sheet plastic extrusion die. The technical solution includes: an extrusion die body, within which an adjustment component is provided. The adjustment component is used to adjust the thickness and width of the extruded sheet plastic. The adjustment component includes a thickness adjustment box, and width adjustment plates are movably mounted on both sides of the thickness adjustment box. The sides of the width adjustment plates are in dynamic contact with the thickness adjustment box and the extrusion die body, respectively. A self-cooling pump is installed on one side of the extrusion die body, and the self-cooling pump is used to circulate and deliver low-temperature coolant. This utility model has the advantages of flexible and precise adjustment of the extrusion thickness and effective cooling, solving the problems of limited width adjustment and excessively high temperature of the extruded sheet in the prior art.

The application provides a foaming system and process for manufacturing EPP foaming particles from EPP recycled parts, which is applied to the field of foam plastic recycling. The vacuum chamber is arranged outside the die head, and the inside of the vacuum chamber is in a relatively sealed state. The vacuum inside the vacuum chamber is pumped by a vacuum pump to form a negative pressure state. When the plastic extruder is used for fine wire extrusion molding, the screw rotates in the extrusion cylinder to apply extrusion pressure to the fine wire extrusion. The vacuum chamber is pumped by the pipeline to apply pulling force to the fine wire extrusion from the outside. The two cooperate with each other to ensure that the fine wire is more smoothly extruded from the extrusion hole. To a certain extent, the speed of the fine wire extrusion is reduced, the extrusion hole is prevented from being blocked, and the efficiency of the fine wire extrusion molding in the EPP recycling process is improved.

The utility model discloses a kind of hierarchical advancing type plastic extruders, it is related to extruder equipment technical field, including advancing rod, first helical blade, second helical blade, first baffle and second baffle.The first helical blade and second helical blade in the utility model carry out helical advancing treatment to plastic raw materials on advancing rod outer wall, and further realize the hierarchical advancing treatment to plastic raw materials;First baffle carries out check treatment in the helical conveying process of first helical blade, second baffle carries out check treatment in the helical conveying process of second helical blade, so that plastic raw materials can be blocked backflow treatment to plastic raw materials in helical advancing conveying process, so that plastic raw materials can be continuously backflow mixing treatment in helical advancing conveying process, can effectively improve the mixing uniformity of plastic raw materials in molten state, so that subsequent plastic extrusion molding product quality is better.

The utility model discloses a kind of plastic extruders drying device, including drying device main body, the drying device main body includes main box, the inside top end of the main box is equipped with built-in material guiding discharge chute, the lower surface of the built-in material guiding discharge chute is fixedly installed with installation box by bolt, the inside bottom end of the installation box is installed with electric heating wire by bolt;By design uniform air blowing drying mechanism, when plastic evenly falls to the surface of hollow inclined plane, fan operation air blowing enters the inside of uniform air outlet box, by right air guide plate and left air guide plate air guide to the both ends of uniform air outlet box, perpendicular air guide plate air guide to the inside middle position of uniform air outlet box, again by exhaust net plate, air blowing electric heating wire surface carries away heat and blows to the middle position and both sides of hollow inclined plane surface, it is convenient to uniformly air blowing drying plastic processing, improve the uniformity of drying device main body when plastic extruder is processed to plastic drying processing.

This utility model discloses a screw core exhaust cooling device and a screw extruder, belonging to the field of plastic extrusion technology. It includes: a screw with a unidirectional through-hole along its axis; a first support located at the open end of the screw core hole, the first support having a mounting hole and several vent holes; and an exhaust pipe, one end of which is connected to an external exhaust fan, and the other end inserted into the screw core hole through the mounting hole, forming an air intake channel between the exhaust pipe and the inner wall of the screw. When the exhaust fan is working, a negative pressure is generated at the inserted end of the exhaust pipe, driving outside air into the air intake channel through the vent holes and then drawing it out through the exhaust pipe. This exhaust cooling method overcomes the shortcomings of traditional liquid cooling methods, such as high leakage risk, complex structure, and high cost. It also compensates for the poor temperature control capability of non-core cooling structures, possessing significant advantages such as simple structure, safety and reliability, and high cooling efficiency, and has good application prospects and promotional value.

The application relates to a dredging device for a plastic extruder screw cylinder cooling water pipe and relates to the technical field of cooling water pipe technology, which comprises a screw cylinder, a dredging water recycling mechanism comprises a plurality of flow guide pipes, the bottom of the plurality of flow guide pipes is externally fixedly connected with a three-way switching shell, the inside of the three-way switching shell is rotationally connected with a switching control handrail, the inside of the three-way switching shell is rotationally connected with a three-way switching ball, the inside of the three-way switching shell is fixedly connected with a switching branch pipe, and the other end of the switching branch pipe is fixedly connected with a water resource recycling main pipe. The application has the effects that the switching control handrail fixed in the inside of the three-way switching shell is rotated, the three-way switching ball is driven to rotate by the switching control handrail, the flow direction of water flow in the cooling water pipe is changed in the rotating process of the three-way switching ball, and the filtered water flow is filtered by a filtering assembly connected with the water resource recycling main pipe.

This utility model provides an anti-clogging device for a plastic extruder, including an extrusion cylinder, a transmission housing, and an anti-clogging frame. A plastic extrusion groove is formed inside the extrusion cylinder. A feed cylinder is connected to the upper surface of the anti-clogging frame, and a feed channel is formed inside the feed cylinder, communicating with a discharge channel. An anti-clogging component is provided between the anti-clogging frame and the feed cylinder. This utility model has the following advantages: With the anti-clogging component, when excessive plastic raw material accumulates in the feed channel, the anti-clogging drive motor is activated, causing its anti-clogging drive shaft to rotate. The anti-clogging drive shaft synchronously drives the anti-clogging gear to rotate, which in turn drives the anti-clogging gear ring to rotate. Then, the anti-clogging connecting plate drives several anti-clogging rods to stir and discharge the plastic raw material in the feed channel. Therefore, even if too many plastic granules are added simultaneously, there will be no clogging at the feed inlet, greatly shortening the plastic extrusion and setting time.

The present application relates to the technical field of connecting piece, in particular to an extrusion type reinforcing steel bar connecting joint and a using method, the connecting joint comprises a sleeve, a plastic extrusion piece and a rigid extrusion piece, the plastic extrusion piece is sleeved on two pieces to be connected, and the rigid extrusion piece is arranged at the end of the plastic extrusion piece; the sleeve is sleeved on the outer periphery of the plastic extrusion piece; an extrusion groove is reserved in the sleeve; the plastic extrusion piece can be deformed under the extrusion of the rigid extrusion piece and fill the extrusion groove, so that the relative fixation of the two pieces to be connected is realized. The connecting joint can realize the simple and efficient connection of the two pieces to be connected, improve the work efficiency, protect the construction environment, and promote the safety and quality level of on-site construction.

This invention relates to the field of plastic extrusion equipment technology, and discloses a reel-changing and winding device for a 3D printer filament extrusion equipment. The device includes a winding frame, a first cylinder mounted on the winding frame, a guide wheel frame at the piston rod end of the first cylinder, and multiple guide wheels rotatably connected to the guide wheel frame. A winding motor is also housed within the winding frame, and an active air-expansion roller is mounted on the output shaft of the winding motor. A winding drum for winding filament is fitted onto the active air-expansion roller. A cover is mounted on the winding frame, above and outside the guide wheel frame and the active air-expansion roller. A hot air duct with a built-in heating wire is mounted on the upper side of the cover, a fan is mounted at the end of the hot air duct, and multiple nozzles are mounted on the lower side of the hot air duct. The hot airflow accelerates moisture evaporation and removes water vapor, thereby reducing the moisture content on the surface of the filament after winding, meeting the requirements of 3D printer use.

This invention belongs to the fields of plastics processing, as well as chemistry, optics, and medical technology. Specifically, it relates to a device and method for integral molding of microstructured plastic products based on ultrasonic plasticization. The device includes a plastic extrusion processing system and an ultrasonic-assisted plasticization micro-injection molding system. The plastic extrusion processing system includes an extrusion motor, hopper, barrel, heater, screw, extrusion control system, cooling water tank, extruded molding melt, rollers, and grooved wheel structure. The ultrasonic-assisted plasticization micro-injection molding system includes a motor, gear and screw transmission system, support plate, gear set, mold clamping motor, control and operating system, feed port, positioning column, moving template, fixed template, plunger, gate valve, cooling water inlet, cooling water outlet, jaws, ultrasonic vibrating head, ultrasonic generator, and ultrasonic control system. This device realizes the extrusion molding of extruded parts and the integral molding of plastic products through melt bonding and extrusion molding using the plastic extrusion processing system and the ultrasonic-assisted plasticization micro-injection molding system.

The application discloses a PVC guardrail weight online monitoring system and method, and relates to the technical field of plastic extrusion monitoring.The system comprises the following steps: constructing a piece event window with cutting triggering as an anchor point, injecting a small disturbance inversion arrival path kernel, and establishing a version applicable domain with a formula and a mold;calculating an upstream signal to obtain a forward prediction by replaying the arrival path kernel, forming a reverse prediction by using the geometric chain unit length mass, and screening high credible samples across the link gate;implementing dynamic weighing waveform dynamic weighing gate for the symmetric weighing waveform, driving the bias and drift double state self-learning by the high credible samples;mapping the deviation to the feeding, traction, mold temperature and diameter vacuum three knobs to solve the minimum change, performing geometric priority and short window verification, and realizing the minimum recall boundary by the protection state machine and MES audit chain.The system realizes cross-formula rapid copying, reduces misadjustment and shutdown, considers geometric stability and weight consistency, and improves the tracing and auditing capabilities.

This utility model provides an extrusion device for processing plastic profiles, relating to the technical field of extrusion devices. The utility model includes a frame with a side plate welded to one side. Several hot melt tubes are evenly installed on one side of the side plate. A feed hopper is fixedly installed at one end of the outer surface of each hot melt tube. Connecting pipes are welded to the other ends of the outer surfaces of two distant hot melt tubes. One end of the outer surface of the hot melt tube in the middle position is fixedly connected to one end of each of the two connecting pipes, and a shaped die is fixedly installed at one end of the tube. An auxiliary device is provided on one side of each of the three feed hoppers. This utility model uses a striking plate, which can be adjusted to impact the three feed hoppers. This causes the feed hoppers to vibrate, promoting the separation of accumulated plastic particles and their entry into the hot melt tubes. This helps prevent plastic particles from clogging the bottom of the feed hoppers, thus reducing plastic extrusion efficiency.

The utility model belongs to the technical field of plastic extruder, especially a plastic extruder with filter screen replacement mechanism, present the following scheme, it includes plastic extrusion equipment, the right side intercommunication of plastic extrusion equipment has feeding pipe, the one end intercommunication of feeding pipe away from plastic extrusion equipment has filter box, the left side of filter box is fixedly connected with plastic extrusion equipment, the bottom intercommunication of filter box has the down -spout, this plastic extruder with filter screen replacement mechanism still includes: filter mechanism, the filter mechanism is located in the inner chamber of filter box, and filter mechanism is used for filtering the impurity in plastic, mounting mechanism, in the utility model: through the cooperation of filter mechanism and mounting mechanism, the problem that maintenance is difficult after the filter part is blocked is solved, the convenience of maintenance operation is improved significantly, maintenance personnel can contact filter part without complex tools or long time shutdown, the continuity of production is guaranteed, and the overall operation efficiency of equipment is improved.

The application discloses an explosion-proof electrical circuit breaker and a use method thereof, and belongs to the technical field of circuit breakers. The explosion-proof electrical circuit breaker and the use method thereof comprise a circuit breaker fixing shell, the upper end of the circuit breaker fixing shell is provided with a first shell upper hanging bracket, the two ends of the outer side of a second shell upper hanging bracket are both provided with lubricant storage plates, lubricant storage rubber soft frames are arranged between the two lubricant storage plates, the inside of the lubricant storage rubber soft frames is provided with storage cavities, and the inside of the storage cavities is provided with a second plastic extrusion plate. The application solves the problem that repeated friction of the existing circuit breaker affects the rotating effect, in the application, the quantitative pressure first extrudes a small amount of lubricant, the lubricant is in contact with the rotating connecting shaft along the longitudinal transmission plate to complete lubrication, the lubrication improves the lubrication effect of the circuit breaker in the switch state adjustment, and the stability of the circuit breaker in the use process is improved.

The utility model discloses a kind of plastic extruder cooling mechanisms, including the cooling box of being installed in the discharge pipe outside of plastic extruder feed hopper bottom;Natural cooling component, including the heat dissipation ring plate and outer ring of being sleeved in the discharge pipe outside and the heat dissipation fin of one end insertion outer ring inside;Water cooling circulation component, including the water storage barrel of being installed in cooling box inside, with the circulating water pump of water storage barrel inside intercommunication;In the utility model, the heat of high-heat discharge pipe is transferred to the heat dissipation ring plate and heat dissipation fin of low temperature, reaches the effect of natural heat dissipation cooling, circulating water pump sends the cold water in water storage barrel to cooling spiral duct, cold water finally flows into water storage barrel, when cold water circulation flows in water storage barrel, part of heat on heat dissipation ring plate and heat dissipation fin will be taken away, reach the purpose of cooling, under the synergistic effect of natural cooling component and water flow circulation component, reach the purpose of cooling the discharge pipe on plastic extruder feed hopper.

This invention relates to the field of plastic extrusion equipment technology, and discloses an extrusion device for 3D printer consumables, including a frame, a screw extruder, a die head, a feeding assembly, a cooling water tank, a diameter gauge, and a winding rack. A fixed frame is arranged on the frame and above the die head, and a fume hood is arranged on the fixed frame. A fume inlet pipe is arranged on the side wall of the suction box, and a fume extraction pipe is arranged between the fume inlet pipe and the fume hood. Utilizing the suction force provided by the suction fan, while the suction fan is drawing in the raw material, the suction fan can also absorb the fumes generated at the die head position through the fume extraction pipe, the fume inlet pipe, and the fume hood.

1. Name of the product in this design: Color Masterbatch Weight Integrated Controller (for Plastic Extruders). 2. Application of this design: This design is intended for use in plastic extruders. 3. The key design features of this product are: the shape of Design 1; and the combination of color and shape in Design 2. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Design 2 requests color protection.

The utility model discloses a granulating device for plastic product production, including feed hopper, material cylinder, feed screw, rotary drive mechanism, heating jacket, heat preservation cover, air cooling mechanism, extrusion head and granulating mechanism, rotary drive mechanism is used to drive feed screw rotation, heating jacket is used to heat material cylinder, and heat preservation cover is wrapped in the outside of heating jacket, the bottom of heat preservation cover is equipped with cooling hole, and air cooling mechanism is used for conveying cool air to cooling hole, extrusion hole is used for extruding the molten plastic in material cylinder into strip object. The utility model discloses rotary drive mechanism can drive feed screw rotation, to convey plastic raw material through helical propulsion effect, and heating jacket can heat plastic raw material and form molten state, and heat preservation cover can reduce heat loss, and air cooling mechanism can promote plastic raw material solidification through the mode of air cooling, and cut the extruded strip object into granules through granulating mechanism, and the whole process is smooth, and temperature control is stable, and effectively improves the forming quality and production efficiency of granule.

The utility model relates to extruder technical field, concretely to a kind of double-screw plastic extruder of good heating effect, including extruder and two extrusion screws, the lower portion of extruder is provided with heating water tank, and circulation mechanism is provided in heating water tank, the inside of two extrusion screws is all provided with water inlet hole and drain hole, and one end of water inlet hole and drain hole is interconnected, and the rotating sleeve of two extrusion screws is provided with water tank for filling.The utility model, by setting heating water tank, circulation mechanism, water inlet hole and drain hole etc. are used in cooperation, when using, the heating mechanism outside extruder is heated simultaneously, by circulation mechanism, hot water is delivered into water inlet hole, the hot water in water inlet hole is heated for extrusion screw, then water is excluded from drain hole, so when the device is used, it can be heated simultaneously inside and outside, otherwise, heating is fast, and heating is uniform.

The application discloses an extrusion equipment for recycling and processing waste plastics, and relates to the technical field of plastic recycling, which comprises a plastic extrusion assembly and a melting treatment mechanism, the melting treatment mechanism is arranged at the discharging end of the plastic extrusion assembly, the melting treatment mechanism comprises a melting treatment bin fixedly connected to the discharging end of the plastic extrusion assembly, a feeding pipe is fixedly and internally arranged at the front end of the melting treatment bin, the feeding pipe is connected with the plastic extrusion assembly, a discharging pipe is fixedly and internally arranged at the rear end of the melting treatment bin, a plurality of flattening pipes are in communication between the discharging pipe and the feeding pipe, the plurality of flattening pipes are all in flat "S" shape structure, a plurality of heating rods are fixedly connected to the inside of the melting treatment bin, and the plurality of heating rods are respectively matched with the bending positions of the flattening pipes, so as to solve the problems of uneven melting and unmelted particles caused by the difference in melting speed when mixed waste plastics are extruded.

This utility model relates to the field of plastic processing equipment and discloses a multi-layer composite plastic extruder, including a device housing. A transmission assembly is installed inside the housing, and a locking assembly is installed on the outer wall. In this utility model, a starting motor output drives gear two to rotate, gear two drives gear one, gear one drives shaft one, which is the core actuator for plasticizing and conveying. Shaft one drives a sprocket, which in turn drives a chain. The chain enables multiple gears to rotate synchronously, which in turn drives shaft three to rotate. Shaft three then drives a rotary valve, and the rotary valve precisely dispenses a stable amount of plastic entering the extruder. This solves the significant shortcomings of existing multi-layer composite plastic extruders in handling plastic raw materials of different viscosities. Furthermore, the existing extruder design is not conducive to thorough cleaning, and residual raw materials may affect the quality of subsequent batches of products.

The utility model discloses a kind of cooling device for plastic extruder, belong to cooling device technical field.This kind of cooling device for plastic extruder, including main body and cooling mechanism, the main body includes box, the inside of the box is sequentially provided with precooling groove, water cooling groove and air drying groove along material conveying direction, the upper end side of precooling groove and air drying groove is equipped with first guide roller, the upper end both sides of water cooling groove is equipped with second guide roller, the inside bottom end of water cooling groove is equipped with several third guide rollers, the inside bottom end of water cooling groove is inserted with evaporator;The cooling mechanism includes base, the top of the base is connected with the bottom end of box, the bottom end of evaporator extends to inside by passing through base, one side of the base is fixedly installed with cooling box, one side of the cooling box is inserted with condenser, the utility model can effectively improve the practicality of cooling device for plastic extruder, with higher practical value.

1. The name of the design product: plastic extrusion composite mold. 2. The use of the design product: for plastic extrusion molding. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. The bottom of the design product is the part that is not easy to see or cannot be seen during use, and the top view is omitted.