CN114789171A - Cleaning device and cleaning method for cooling runner of plastic extruder head - Google Patents
Cleaning device and cleaning method for cooling runner of plastic extruder head Download PDFInfo
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- CN114789171A CN114789171A CN202210414575.2A CN202210414575A CN114789171A CN 114789171 A CN114789171 A CN 114789171A CN 202210414575 A CN202210414575 A CN 202210414575A CN 114789171 A CN114789171 A CN 114789171A
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- cleaning
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- quartz sand
- sand filter
- cleaning liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/04—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by a combination of operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/108—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by lowering and raising the level of the cleaning liquid
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a cleaning device and a cleaning method for a cooling runner of a plastic extruder head, which comprises a cleaning liquid box and the extruder head; a machine head cooling flow channel is distributed in the machine head of the extruder, one end of the machine head of the extruder is connected with a quartz sand filter through a pipeline, the other end of the machine head of the extruder is connected with a cleaning pump, the cleaning pump is connected with a cleaning liquid tank, the cleaning liquid tank is connected with the quartz sand filter, and the bottom of the quartz sand filter is connected with a sewage draining tank; the cleaning device for the cooling runner of the head of the plastic extruder is simple in structure, convenient, practical and ingenious in design, and when the cleaning device for the cooling runner of the head of the plastic extruder is used, a lot of dirt can be deposited on the inner wall of the cooling runner due to cooling water, and the cooling runner is cleaned under the condition that the dirt flows smoothly by the cooling water, so that the dirt is prevented from being attached to the inner wall for a long time to cause blockage of the cooling runner, the head of the plastic extruder is prevented from being out of control due to temperature, and the product quality of a cable in the manufacturing process is guaranteed.
Description
Technical Field
The invention belongs to the technical field of corollary equipment in the cable industry, and particularly relates to a cleaning device and a cleaning method for a cooling flow channel of a machine head of a plastic extruder.
Background
At present, in the heating process of a plastic extruder head in the cable industry, a constant temperature set at 140-180 ℃ is kept, a cooling flow channel is additionally arranged in the extruder head, after the temperature exceeds a set value, cooling water is cooled in the flow channel, in the long-term use process, the inner wall of the cooling flow channel can deposit a lot of dirt due to the cooling water, the dirt is cleaned under the condition that the flow of the cooling water is not smooth, the dirt is prevented from being attached to the inner wall for a long time, the cooling flow channel is blocked, the temperature of the plastic extruder head is out of control, and the product quality in the cable manufacturing process is influenced.
The cleaning method for the cooling runner of the head of the plastic extruder in the related art is characterized in that acid liquid which is self-prepared by an operator is added into a cooling runner pipeline, and the inner wall of the cooling runner pipeline of the head of the plastic extruder is flushed through the circulation of the acid liquid, so that on one hand, the cleaning is not thorough, on the other hand, the cooling runner of the head of the plastic extruder is seriously corroded, and meanwhile, the environment is polluted, and the cooling runner of the head of the plastic extruder is damaged and the head is replaced in the past.
The above-mentioned related art has the following disadvantages: dirt on the inner wall of a cooling runner pipe of a plastic extruder head is directly added with acidic liquid without being cleaned by special equipment, the damage to the inner wall of the cooling runner pipe is serious by manually flushing the cooling runner pipe of the extruder head, and the cleaning effect is poor, time and labor are wasted.
In view of the above technical problems, improvements are needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a cleaning device and a cleaning method for a cooling runner of a machine head of a plastic extruder, which are simple in structure and reasonable in design. The cleaning effect of the plastic extruder head cooling runner pipeline is improved, the extruder head cooling runner is rapidly cleaned in a short period without damaging the extruder head, and the normal operation of the plastic extruder is ensured.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a cleaning device for a cooling runner of a plastic extruder head comprises a cleaning liquid box and the extruder head; a machine head cooling flow channel is arranged in the machine head of the extruder, one end of the machine head of the extruder is connected with the quartz sand filter through a pipeline, the other end of the machine head of the extruder is connected with a cleaning pump, the cleaning pump is connected with a cleaning liquid tank, the cleaning liquid tank is connected with the quartz sand filter, and the bottom of the quartz sand filter is connected with a sewage discharge tank.
As a preferable scheme of the invention, a quartz sand filter input port is formed at the top of the quartz sand filter, a ball valve is arranged on a pipeline of the quartz sand filter input port, a quartz sand filter concentrated water discharge port is formed at the bottom of the quartz sand filter, and the quartz sand filter concentrated water discharge port is communicated with a sewage discharge tank sewage return pipeline inlet of a sewage discharge tank through a pipeline.
As a preferable scheme of the invention, a first manual ball valve is arranged between the concentrated water discharge port of the quartz sand filter and the sewage draining box, the concentrated water discharge port of the sewage draining box is formed at the bottom of the sewage draining box through a pipeline, and a first manual butterfly valve is arranged on the pipeline.
As a preferable scheme of the invention, a plurality of filter elements are installed in the quartz sand filter, the filter elements are connected to form an output port of the quartz sand filter, the output port of the quartz sand filter is respectively connected with a cleaning liquid tank liquid return inlet of a cleaning liquid tank and an extruder head through a pipeline tee joint, and a manual ball valve is installed between the output port of the quartz sand filter and the extruder head.
As a preferred scheme of the invention, the top of the sewage draining box is provided with a sewage draining box inspection hole, and the sewage draining box inspection hole is provided with an outer cover of the sewage draining box inspection hole.
In a preferred embodiment of the present invention, a heater is installed in the cleaning solution tank, the heater is fastened by a heater fixing bolt, a heating pipe is installed on the heater, and a heater binding post is connected to the heating pipe.
As a preferable scheme of the invention, a thermocouple positioning tube is arranged in the cleaning liquid tank, and a thermocouple is arranged at the front end of the thermocouple positioning tube.
As a preferable scheme of the invention, the bottom of the cleaning solution tank is provided with universal rollers.
As a preferable scheme of the invention, the top of the cleaning liquid box is provided with a cleaning liquid box upper cover, the cleaning liquid box upper cover is fastened through a cleaning liquid box upper cover fixing bolt, a cleaning liquid box liquid feeding hole is formed in the cleaning liquid box upper cover, and a cleaning liquid box liquid feeding hole outer cover is assembled on the cleaning liquid box liquid feeding hole.
As a preferable scheme of the invention, a cleaning liquid return pipeline and a liquid inlet filter are arranged in the cleaning liquid tank, the liquid inlet filter is connected with a cleaning pump through a pipeline, wherein a cleaning liquid outlet pipeline control valve is arranged on the pipeline, and the cleaning pump is fixedly arranged on a cleaning pump fixing seat.
As a preferable scheme of the invention, a hydraulic gauge, a check valve and a cleaning output pipeline port are arranged on a pipeline for connecting the cleaning pump and the extruder head, and a pressure release valve is arranged on a pipeline between the cleaning pump and the cleaning liquid tank.
As a preferable scheme of the invention, the cleaning pump is connected with a cleaning solution inlet pipeline control valve through a pipeline, a cleaning solution tank drainage hole is formed in the bottom of the cleaning solution tank, a pipeline is installed in the cleaning solution tank drainage hole, a cleaning solution discharge port is formed in the end of the pipeline, and a second manual butterfly valve is installed on the pipeline.
A cleaning method of a cleaning device for a cooling runner of a machine head of a plastic extruder is characterized by comprising the following steps: the method comprises the following steps:
step S1: the installation requires that a cleaning solution tank, an extruder head, a quartz sand filter, a cleaning pump and a sewage discharge tank are assembled, and each device is well debugged;
step S2: the cleaning solution is prepared through a laboratory under the condition that the extruder head is not damaged, and after the requirement is met, the extruder head cooling flow channel of the plastic extruder head is cleaned;
step S3: adding the prepared cleaning solution into a cleaning solution tank, heating the cleaning solution through an electric heating control system and a temperature control system, ensuring that the temperature of the cleaning solution is 60-80 ℃, and performing high-pressure reciprocating circulation on the cleaning solution in a head cooling flow channel pipeline of the extruder head through a cleaning pump and a cleaning solution circulating system, so that the cleaning solution can be washed under certain pressure under the condition of increasing the contact area of the cleaning solution and the inner wall of the head cooling flow channel pipeline, and the inner wall of the head cooling flow channel pipeline of the plastic extruder can be cleaned by high-pressure flow without dead angles, thereby further improving the cleaning effect on the head cooling flow channel pipeline of the plastic extruder;
step S4: after impurities in the cleaning liquid are filtered by a quartz sand filter, dirt is properly treated according to requirements, and the cleaning liquid is required to be reused.
The beneficial effects of the invention are: the cleaning device for the cooling runner of the head of the plastic extruder is simple in structure, convenient, practical and ingenious in design, and when the cleaning device for the cooling runner of the head of the plastic extruder is used, a lot of dirt can be deposited on the inner wall of the cooling runner due to cooling water, and the cooling runner is cleaned under the condition that the dirt flows smoothly by the cooling water, so that the dirt is prevented from being attached to the inner wall for a long time to cause blockage of the cooling runner, the head of the plastic extruder is prevented from being out of control due to temperature, and the product quality of a cable in the manufacturing process is guaranteed.
The cleaning device for the cooling runner of the machine head of the plastic extruder can better meet the cleaning requirement of the cooling runner of the plastic extruder in the cable industry; the industrial blank is solved. The cooling runner of the machine head of the plastic extruder can be cleaned without the need of personnel on duty during the production of the product.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a side view of an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention;
FIG. 4 is an internal schematic view of a silica sand filter according to an embodiment of the present invention;
reference numbers in the figures: a cleaning liquid tank liquid feeding hole outer cover 1, a cleaning liquid tank liquid feeding hole 2, a cleaning liquid tank upper cover 3, a cleaning liquid tank 4, a cleaning liquid tank upper cover fixing bolt 5, a cleaning liquid tank return liquid inlet 6, a galvanic couple positioning pipe 7, a heater fixing bolt 8, a heater binding post 9, a heater 10, a cleaning liquid tank liquid discharging hole 11, a universal roller 12, a blow off tank 13, a blow off tank inspection hole outer cover 14, a blow off tank inspection hole 15, a blow off tank return liquid line inlet 16, a quartz sand filter inlet 17, a quartz sand filter 18, a quartz sand filter outlet 19, a quartz sand filter concentrated water discharging port 20, a cleaning pump fixing seat 21, a cleaning pump 22, a cleaning liquid outlet line control valve 23, a cleaning liquid discharging port 24, a cleaning liquid return line 25, a heating pipe 26, a thermocouple 27, a cleaning output line port 28, a manual ball valve 29, a line tee 30, a check valve 31, a cleaning liquid inlet line control valve 32, the device comprises a liquid inlet filter 33, a connecting pipeline 35, a filter element 36, a ball valve 37, a first manual ball valve 38, a concentrated water discharge port 39 of a sewage discharge tank, an extruder head 40, a head cooling flow channel 41, a first manual butterfly valve 42, a hydraulic pressure meter 43, a pressure relief valve 45 and a second manual butterfly valve 46.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the accompanying drawings.
Example (b): hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the description of the present invention, well-known functions or constructions are omitted for clarity.
FIG. 1 is a front view of an embodiment of the present invention; FIG. 2 is a side view of an embodiment of the present invention; FIG. 3 is a schematic structural diagram of an embodiment of the present invention; FIG. 4 is an internal schematic view of a silica sand filter according to an embodiment of the present invention;
the embodiment is as follows: as shown in 1-4, the cleaning device for the cooling flow channel of the plastic extruder head comprises a cleaning liquid box 4 and an extruder head 40; a machine head cooling flow channel 41 is distributed in the extruder machine head 40, one end of the extruder machine head 40 is connected with the quartz sand filter 18 through a pipeline, the other end of the extruder machine head 40 is connected with a cleaning pump 22, the cleaning pump 22 is connected with a cleaning liquid tank 4, the cleaning liquid tank 4 is connected with the quartz sand filter 18, and the bottom of the quartz sand filter 18 is connected with a sewage discharge tank 13; the cleaning device for the cooling runner of the head of the plastic extruder provided by the invention can quickly clean the cooling runner of the head in a short time under the condition of not damaging the head 40 of the extruder, thereby ensuring the normal operation of the plastic extruder.
A quartz sand filter input port 17 is formed at the top of the quartz sand filter 18, a ball valve 37 is arranged on a pipeline of the quartz sand filter input port 17, a quartz sand filter concentrated water discharge port 20 is formed at the bottom of the quartz sand filter input port, and the quartz sand filter concentrated water discharge port 20 is communicated with a sewage tank return pipeline inlet 16 of the sewage tank 13 through a pipeline; a blow-off box inspection hole 15 is installed at the top of the blow-off box 13, and a blow-off box inspection hole outer cover 14 is installed on the blow-off box inspection hole 15.
A first manual ball valve 38 is arranged between the quartz sand filter concentrated water discharge port 20 and the sewage draining box 13, a sewage draining box concentrated water discharge port 39 is formed at the bottom of the sewage draining box 13 through a pipeline, and a first manual butterfly valve 42 is arranged on the pipeline.
A plurality of filter elements 36 are installed in the quartz sand filter 18, a quartz sand filter output port 19 is formed by connecting the plurality of filter elements 36, the quartz sand filter output port 19 is respectively connected with a cleaning liquid tank return inlet 6 of the cleaning liquid tank 4 and an extruder head 40 through a pipeline tee joint 30, and a manual ball valve 29 is installed between the quartz sand filter output port 19 and the extruder head 40; more specifically, the quartz sand filter 18 separates the 12-stage filter element, separates dirt, and discharges the dirt, so that the filter element is convenient to clean, the detachable filter element 36 is taken out, cleaned and then re-installed, and the filter element can be reused.
A heater 10 is installed in the cleaning solution tank 4, the heater 10 is fastened through a heater fixing bolt 8, a heating pipe 26 is installed on the heater 10, and a heater wiring terminal 9 is connected to the heating pipe 26; a thermocouple positioning tube 7 is arranged in the cleaning solution tank 4, and a thermocouple 27 is arranged at the front end of the thermocouple positioning tube 7.
The bottom of the cleaning solution tank 4 is provided with a universal roller 12; can conveniently remove to cleaning solution case 4, improve the convenience of using, cleaning solution case upper cover 3 is installed at 4 tops of cleaning solution case, and cleaning solution case upper cover 3 is formed with cleaning solution case liquid feeding hole 2 through the fastening of cleaning solution case upper cover fixing bolt 5 on the cleaning solution case upper cover 3, is equipped with cleaning solution case liquid feeding hole enclosing cover 1 on the cleaning solution case liquid feeding hole 2.
Cleaning solution return pipeline 25 and feed liquor filter 33 are installed in cleaning solution tank 4, and feed liquor filter 33 passes through pipe connection scavenging pump 22, and wherein, install cleaning solution outlet pipeline control valve 23 on this pipeline, scavenging pump 22 sets firmly on scavenging pump fixing base 21.
A hydraulic gauge 43, a check valve 31 and a cleaning output pipeline port 28 are arranged on a pipeline for connecting the cleaning pump 22 and the extruder head 40, and a pressure release valve 45 is arranged on a pipeline between the cleaning pump 22 and the cleaning liquid tank 4; the cleaning pump 22 is connected with a cleaning solution inlet pipeline control valve 32 through a pipeline, a cleaning solution tank drainage hole 11 is formed in the bottom of the cleaning solution tank 4, a pipeline is installed in the cleaning solution tank drainage hole 11, a cleaning solution discharge port 24 is formed in the end of the pipeline, and a second manual butterfly valve 46 is installed on the pipeline.
A cleaning method of a cleaning device for a cooling runner of a machine head of a plastic extruder comprises the following steps:
step S1: assembling the cleaning liquid tank 4, the extruder head 40, the quartz sand filter 18, the cleaning pump 22 and the sewage draining tank 13 according to the installation requirement, and debugging all the equipment; the input joint end of each device is connected with a quick-change connector adopted by the cleaning device, and the quick-change connector is connected in a way that: the knurled sleeve is pushed backwards, and then the joint is pushed inwards to be flat;
step S2: the preparation of the cleaning solution, under the condition of not damaging the extruder head 40, the cleaning solution is prepared through a laboratory, and after the requirement is met, the head cooling flow channel 41 of the plastic extruder head 40 is cleaned;
specifically, the method comprises the following steps: acidic preparation of cleaning solution: the mixing ratio of the citric acid scale remover to water is 1:45, and the concentration of the citric acid scale remover can be adjusted according to the severity of scale; in addition, the cleaning liquid tank 4, the cleaning pump 22, the mechanical shaft seal, the pump body, the impeller, the motor rotating shaft and the like are all required to be made of 1:50 citric acid non-corrosive materials so as to prevent environmental pollution caused by liquid leakage;
citric acid (molecular formula is C) 6 H 8 O 7 ) Meets the national standard GB/T8269-2006;
step S3: adding the prepared cleaning solution into a cleaning solution tank 4, heating the cleaning solution through an electric heating control system and a temperature control system, ensuring that the temperature of the cleaning solution is 60-80 ℃, and performing high-pressure reciprocating circulation on the cleaning solution in a machine head cooling flow channel 41 pipeline of an extruder machine head 40 through a cleaning pump 22 and a cleaning solution circulating system, wherein the cleaning solution is free of corrosion and damage; therefore, the cleaning fluid can be flushed under certain pressure under the condition of increasing the contact area between the cleaning fluid and the inner wall of the pipeline of the head cooling channel 41, and the inner wall of the pipeline of the head cooling channel 41 of the plastic extruder can be cleaned in a dead-corner-free high-pressure flowing manner, so that the cleaning effect on the pipeline of the head cooling channel of the plastic extruder is further improved; the process flow of the dirt neutralization treatment technology comprises the following steps: neutralization → catalytic oxidation → sand filtration → adsorption.
The flow of the cleaned cooling flow channel pipeline in the normal use process is not lower than that of the cleaned cooling flow channel pipeline: 3m 3 The cooling water runs smoothly;
step S4: after impurities in the cleaning solution are filtered by the quartz sand filter 18, dirt is properly treated as required, and the cleaning solution is required to be reused.
Meanwhile, the sewage discharging box is provided with a liquid level display device, a highest limit alarm reminding function and a concentration detection function, citric acid wastewater or dirt with the concentration of 5000-50000 mg/L is treated, mixed into low-concentration wastewater and transferred to a qualified relevant unit for recycling, and relevant records of purchasing and recycling are made, so that the national discharge standard is met.
The washing should be carried out continuously, and the outlet color and transparency are consistent with the inlet visual inspection.
The cleaning pump adopts high-pressure plunger pump to produce high pressure water and washes, and the motor adopts frequency conversion control, and the lift reaches 20m, and control system adopts the mode of vibrating in succession, washes to the aircraft nose runner does not have the dead angle, makes sedimentary incrustation scale and iron rust etc. thoroughly clear away totally. The liquid inlet pipe of the high-pressure plunger pump requires a filter to be installed so as to prevent the high-pressure pump from being damaged by the sucked impurities.
The utility model provides a plastics extruder aircraft nose cooling runner belt cleaning device is after using, and plastics extruder is in the use, and many dirt of cooling runner inner wall deposit because of the cooling water, and the dirt reaches under the not smooth condition of cooling water flow, washs the cooling runner, has prevented that the long-time attached to inner wall of filth from causing the cooling runner to block up, has stopped the plastics extruder aircraft nose because of the temperature is out of control, has guaranteed cable product quality in manufacturing process.
According to the analysis of domestic and foreign power grid markets, the cleaning official development of the cooling runner of the machine head is planned, and the cleaning requirement of the cooling runner of the plastic extruder in the cable industry can be better met. The industrial blank is solved. The cooling runner of the machine head of the plastic extruder can be cleaned without the need of personnel on duty during the production of the product.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more here: a cleaning liquid tank liquid feeding hole outer cover 1, a cleaning liquid tank liquid feeding hole 2, a cleaning liquid tank upper cover 3, a cleaning liquid tank 4, a cleaning liquid tank upper cover fixing bolt 5, a cleaning liquid tank return liquid inlet 6, a galvanic couple positioning pipe 7, a heater fixing bolt 8, a heater binding post 9, a heater 10, a cleaning liquid tank liquid discharging hole 11, a universal roller 12, a blow off tank 13, a blow off tank inspection hole outer cover 14, a blow off tank inspection hole 15, a blow off tank return liquid line inlet 16, a quartz sand filter inlet 17, a quartz sand filter 18, a quartz sand filter outlet 19, a quartz sand filter concentrated water discharging port 20, a cleaning pump fixing seat 21, a cleaning pump 22, a cleaning liquid outlet line control valve 23, a cleaning liquid discharging port 24, a cleaning liquid return line 25, a heating pipe 26, a thermocouple 27, a cleaning output line port 28, a manual ball valve 29, a line tee 30, a check valve 31, a cleaning liquid inlet line control valve 32, the terms feed filter 33, connecting pipe 35, filter element 36, ball valve 37, first manual ball valve 38, drain tank concentrate discharge port 39, extruder head 40, head cooling flow passage 41, first manual butterfly valve 42, hydraulic pressure gauge 43, pressure relief valve 45, second manual butterfly valve 46, etc., but do not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to the spirit of the present invention.
Claims (10)
1. The utility model provides a plastics extruder aircraft nose cooling runner belt cleaning device which characterized in that: comprises a cleaning liquid box (4) and an extruder head (40); the cleaning device is characterized in that a machine head cooling flow channel (41) is arranged in the extruder head (40), one end of the extruder head (40) is connected with the quartz sand filter (18) through a pipeline, the other end of the extruder head (40) is connected with a cleaning pump (22), the cleaning pump (22) is connected with a cleaning liquid box (4), the cleaning liquid box (4) is connected with the quartz sand filter (18), and the bottom of the quartz sand filter (18) is connected with a sewage discharge box (13).
2. The cleaning device for the cooling runner of the machine head of the plastic extruder as claimed in claim 1, wherein the quartz sand filter (18) is provided with a quartz sand filter input port (17) at the top, a ball valve (37) is arranged on a pipeline of the quartz sand filter input port (17), a quartz sand filter concentrated water discharge port (20) is formed at the bottom, and the quartz sand filter concentrated water discharge port (20) is communicated with a sewage tank return pipeline inlet (16) of a sewage tank (13) through a pipeline.
3. The plastic extruder head cooling runner cleaning device according to claim 2, characterized in that a first manual ball valve (38) is installed between the quartz sand filter concentrated water discharge port (20) and the sewage draining box (13), a sewage draining box concentrated water discharge port (39) is formed at the bottom of the sewage draining box (13) through a pipeline, and a first manual butterfly valve (42) is installed on the pipeline; a blow-off box inspection hole (15) is installed at the top of the blow-off box (13), and a blow-off box inspection hole outer cover (14) is installed on the blow-off box inspection hole (15).
4. The plastic extruder head cooling runner cleaning device according to claim 3, wherein a plurality of filter elements (36) are installed in the quartz sand filter (18), the plurality of filter elements (36) are connected to form a quartz sand filter output port (19), the quartz sand filter output port (19) is respectively connected with a cleaning liquid tank return inlet (6) of the cleaning liquid tank (4) and the extruder head (40) through a pipeline tee joint (30), and a manual ball valve (29) is installed between the quartz sand filter output port (19) and the extruder head (40).
5. The cleaning device for the cooling flow channel of the machine head of the plastic extruder as claimed in claim 4, wherein a heater (10) is installed in the cleaning liquid tank (4), the heater (10) is fastened through a heater fixing bolt (8), a heating pipe (26) is installed on the heater (10), and a heater binding post (9) is connected to the heating pipe (26).
6. The cleaning device for the cooling runner of the machine head of the plastic extruder is characterized in that a thermocouple positioning tube (7) is installed in the cleaning liquid tank (4), and a thermocouple (27) is installed at the front end of the thermocouple positioning tube (7); the bottom of the cleaning liquid box (4) is provided with a universal roller (12); cleaning solution case upper cover (3) are installed at cleaning solution case (4) top, and cleaning solution case upper cover (3) are fastened through cleaning solution case upper cover fixing bolt (5), are formed with cleaning solution case liquid feeding hole (2) on cleaning solution case upper cover (3), are equipped with cleaning solution case liquid feeding hole enclosing cover (1) on cleaning solution case liquid feeding hole (2).
7. The plastic extruder head cooling flow channel cleaning device according to claim 6, wherein a cleaning solution return line (25) and a liquid inlet filter (33) are installed in the cleaning solution tank (4), the liquid inlet filter (33) is connected with the cleaning pump (22) through a pipeline, wherein a cleaning solution outlet line control valve (23) is installed on the pipeline, and the cleaning pump (22) is fixedly arranged on the cleaning pump fixing seat (21).
8. The plastic extruder head cooling flow channel cleaning device according to claim 7, wherein a hydraulic gauge (43), a check valve (31) and a cleaning output pipeline port (28) are installed on a pipeline connecting the cleaning pump (22) and the extruder head (40), and a pressure release valve (45) is installed on a pipeline between the cleaning pump (22) and the cleaning liquid tank (4).
9. The plastic extruder head cooling flow channel cleaning device according to claim 8, characterized in that the cleaning pump (22) is connected with a cleaning solution inlet pipeline control valve (32) through a pipeline, a cleaning solution tank drainage hole (11) is formed at the bottom of the cleaning solution tank (4), a pipeline is installed at the cleaning solution tank drainage hole (11), a cleaning solution discharge port (24) is formed at the end of the pipeline, and a second manual butterfly valve (46) is installed on the pipeline.
10. A method for cleaning a plastic extruder head cooling runner cleaning device according to any of claims 1-9, characterized by comprising the steps of: the method comprises the following steps:
step S1: assembling a cleaning liquid box (4), an extruder head (40), a quartz sand filter (18), a cleaning pump (22) and a sewage discharge box (13) according to the installation requirement, and debugging each device;
step S2: the cleaning solution is prepared through a laboratory under the condition that the extruder head (40) is not damaged, and after the requirement is met, the head cooling flow channel (41) of the plastic extruder head (40) is cleaned;
step S3: adding the prepared cleaning liquid into a cleaning liquid tank (4), heating the cleaning liquid through an electric heating control system and a temperature control system, ensuring that the temperature of the cleaning liquid is 60-80 ℃, and performing high-pressure reciprocating circulation on the cleaning liquid in a machine head cooling flow channel (41) pipeline of an extruder head (40) through a cleaning pump (22) and a cleaning liquid circulating system, so that the cleaning liquid can be flushed under certain pressure under the condition of increasing the contact area between the cleaning liquid and the inner wall of the pipeline of the machine head cooling flow channel (41), and the inner wall of the pipeline of the machine head cooling flow channel (41) of the plastic extruder can be cleaned in a high-pressure flowing manner without dead angles, thereby further improving the cleaning effect on the pipeline of the machine head cooling flow channel of the plastic extruder;
step S4: after impurities in the cleaning liquid are filtered by a quartz sand filter (18), dirt is properly treated as required, and the cleaning liquid is required to be reused.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210414575.2A CN114789171A (en) | 2022-04-20 | 2022-04-20 | Cleaning device and cleaning method for cooling runner of plastic extruder head |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210414575.2A CN114789171A (en) | 2022-04-20 | 2022-04-20 | Cleaning device and cleaning method for cooling runner of plastic extruder head |
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| CN202210414575.2A Pending CN114789171A (en) | 2022-04-20 | 2022-04-20 | Cleaning device and cleaning method for cooling runner of plastic extruder head |
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| CN211651374U (en) * | 2019-08-29 | 2020-10-09 | 薛志雷 | Descaling device for cooler |
| CN214348306U (en) * | 2021-02-03 | 2021-10-08 | 福建省十里香农业发展有限公司 | Rice processing belt cleaning device |
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| JP2018069190A (en) * | 2016-11-01 | 2018-05-10 | 松村産業株式会社 | Pipeline cleaning device and pipeline cleaning method using the same |
| CN108277092A (en) * | 2017-01-05 | 2018-07-13 | 鞍钢股份有限公司 | It is a kind of to be used to clean water cooling unit and the cleaning agent and its application method of water-cooling system |
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| CN107937926A (en) * | 2017-11-29 | 2018-04-20 | 郑州荣奇热电能源有限公司 | Steam condenser of steam turbine set cooling pipe chemical cleaning technology |
| CN108911309A (en) * | 2018-08-08 | 2018-11-30 | 沙洲职业工学院 | A kind of dining room drinking water purification device |
| CN211651374U (en) * | 2019-08-29 | 2020-10-09 | 薛志雷 | Descaling device for cooler |
| CN214348306U (en) * | 2021-02-03 | 2021-10-08 | 福建省十里香农业发展有限公司 | Rice processing belt cleaning device |
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