CN115179521B - Cleaning device for quickly cleaning double-screw barrels - Google Patents
Cleaning device for quickly cleaning double-screw barrels Download PDFInfo
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- CN115179521B CN115179521B CN202111265089.0A CN202111265089A CN115179521B CN 115179521 B CN115179521 B CN 115179521B CN 202111265089 A CN202111265089 A CN 202111265089A CN 115179521 B CN115179521 B CN 115179521B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 133
- 238000007790 scraping Methods 0.000 claims description 60
- 230000000694 effects Effects 0.000 abstract description 22
- 238000000034 method Methods 0.000 abstract description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/27—Cleaning; Purging; Avoiding contamination
- B29C48/2715—Cleaning; Purging; Avoiding contamination of plasticising units
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a cleaning device for quickly cleaning a double-screw cylinder, which comprises a cross beam, a fixing frame, a linear driving mechanism, a rotary driver, an extending rod and a cleaning head, wherein the linear driving mechanism drives the fixing frame to transversely move on the cross beam, the extending rod is rotationally connected with the fixing frame, the length direction of the extending rod is parallel to the length direction of the cross beam, the rotary driver is arranged on the fixing frame, the rotary driver drives the extending rod to rotate, and the cleaning head is fixed at one end of the extending rod far away from the rotary driver. The invention provides a cleaning device for quickly cleaning double-screw barrels, which can simplify the cleaning process of the barrels, reduce the labor intensity and improve the cleaning efficiency and the cleaning effect.
Description
Technical Field
The invention relates to the technical field of equipment cleaning devices, in particular to a cleaning device for quickly cleaning double-screw barrels.
Background
Along with the development of society and the progress of science and technology, the twin-screw extruder is widely applied in the plasticizing and chemical fields, and twin-screw cleaning is also an important link. The screw rod can be pulled out for cleaning, so that the cleaning is convenient, the inner cavity of the screw barrel connected by a plurality of units is difficult to clean, and the screw barrel is quickly, safely and economically cleaned, so that the problem of a manufacturer is solved. The screw cylinder unit is disassembled for cleaning, and the defects of long cleaning time, high labor intensity and high labor cost and time cost are overcome. The manual operation pole clearance of polishing, the shortcoming is intensity of labour big, and the security is low, and the unclean of clearance influences subsequent product performance.
Disclosure of Invention
The invention provides the cleaning device for quickly cleaning the double-screw barrels, which aims to overcome the defects of high labor intensity, low cleaning efficiency and poor cleaning effect of manually operating the polishing rod to clean in the prior art, can simplify the cleaning process of the screw barrels, reduce the labor intensity and improve the cleaning efficiency and the cleaning effect.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the cleaning device comprises a cross beam, a fixing frame, a linear driving mechanism, a rotary driver, an extending rod and a cleaning head, wherein the linear driving mechanism drives the fixing frame to transversely move on the cross beam; the bowl brush comprises an inner supporting shaft and outer cleaning wires, the outer cleaning wires are wrapped and fixed on the outer side wall of the inner supporting shaft, and the inner supporting shaft is connected with the central shaft; the inner support shaft is connected with the central shaft in an axial sliding mode along the extending rod, a first spring is arranged between the inner support shaft and the central shaft, and an avoiding groove for avoiding the tool rest and the scraping knife is formed in the inner support shaft.
When the device is used for cleaning, the double screw rods are pulled out of the screw cylinders, the extension rods and the cleaning heads extend into the screw cylinders, the screw cylinders and the cross beam are relatively fixed, and the rotary driver and the linear driving mechanism are respectively opened, so that the cleaning heads rotate and transversely move at the same time, and the screw cylinders are cleaned. The device can simplify the screw cylinder cleaning process, reduce the labor intensity and improve the cleaning efficiency and the cleaning effect. The device can not pollute materials, equipment is conventional equipment, the practicability is high, and the equipment is firm and wear-resistant. Among the above-mentioned technical scheme, scraper assembly can strike off the cleanness to spiral shell section of thick bamboo inner wall, scrapes the back with massive debris and cleans by the bowl brush again, can increase cleaning efficiency, increases cleaning efficiency. Through sliding construction, make the cleaning head stretch into the spiral shell section of thick bamboo after, can make bowl brush and scraper subassembly overlap through the reaction force that compresses tightly the interior terminal surface of spiral shell section of thick bamboo, make the scraper subassembly can scrape the cleanness to being close to the inside inner wall. When the cleaning head stretches into the innermost side of the screw cylinder, the bowl brush end face contacts with the innermost end face of the screw cylinder, the stretching rod stretches into continuously, the central shaft moves inwards continuously to overcome the acting force of the first spring, the bowl brush and the scraper component are overlapped, then the rotary driver is started to clean, the deep stretching rod slowly stretches out after the linear driving mechanism is started, the scraper component slowly stretches out along with the deep stretching rod, the bowl brush position is unchanged, the scraper component slowly breaks away from the bowl brush, when the scraper component and the bowl brush are not overlapped any more, the scraper component reaches a limiting position, and the bowl brush and the scraper component slowly stretch out together. The bowl brush and the scraper component are cleaned side by side, so that sundries scraped by the scraper can be prevented from being repeatedly scrubbed by the bowl brush, and the cleaning effect of the cleaning head is improved.
Preferably, the linear driving mechanism comprises a roller and a driving motor, the driving motor drives the roller to rotate, the roller is rotationally connected with the fixing frame, and the roller is arranged in a track on the cross beam. The technical scheme can realize transverse driving of the fixing frame. The linear driving mechanism can also be other common driving structures capable of driving the fixing frame to transversely move.
Preferably, the linear driving mechanism further comprises a belt transmission mechanism, and the driving motor drives the roller to rotate through the belt transmission mechanism.
Preferably, the fixing frame is provided with an electric control cabinet.
Preferably, the contact surface of the tool rest and the central shaft has an inclination angle with the axis of the central shaft, the tool rest is provided with a long groove arranged along the axis direction of the central shaft, and the fixing screw penetrates through the long groove to fix the tool rest and the central shaft. The structure can control the radial extension length of the scraping knife through fine adjustment of the axial position of the knife rest, so that a proper gap is kept between the scraping knife and the inner wall of the screw cylinder.
Preferably, the cleaning head further comprises a scraping assembly, the scraping assembly comprises a connecting block and an elastic scraping ring, the elastic scraping ring is sleeved on the outer side of the connecting block, and the scraping assembly are respectively arranged at two ends of the bowl brush; the connecting block is connected with the inner support shaft in an axial sliding mode along the central shaft, a first inclined plane is arranged on the inner support shaft, a second inclined plane matched with the first inclined plane is arranged on the connecting block, and an elastic piece which enables the connecting block to expand outwards is arranged on the connecting block. The elastic piece is a telescopic spring, and the opposite connecting blocks are connected through the telescopic spring. The scraping component can wipe the sundries scraped by the scraping component clean, and the sundries are taken out of the screw cylinder, so that the cleaning effect is improved. The telescopic connection block can be realized, the bowl brush can be ensured to clean the position close to the end part in the initial stage, and meanwhile, the connection block can be radially expanded, so that the elastic scraping ring can clean the inner wall of the screw cylinder.
Preferably, the number of the connecting blocks is plural, and the plurality of connecting blocks are uniformly arranged along the axial direction of the central shaft.
Preferably, a receiving groove for receiving the elastic scraping ring is formed in one side of the inner support shaft, which is close to the connecting block.
Preferably, the axial force required for the connection block to retract inwardly is smaller than the axial force required for the first spring to retract inwardly. According to the technical scheme, when the connecting block is subjected to axial force, the connecting block firstly contracts, then the inner support shaft contracts again, and when the connecting block is loosened, the inner support shaft firstly pops out, and then the connecting block stretches out again.
Preferably, the cleaning head further comprises a locking structure, the locking structure comprises a locking rod, a second spring and an unlocking rod, the inner supporting shaft is radially provided with a locking groove, a connecting groove and an unlocking groove which are communicated with each other are formed in the connecting block, the unlocking groove is parallel to the axial direction on the inner supporting shaft, the locking rod and the second spring are arranged in the locking groove, the locking rod is in sliding connection with the locking groove, the second spring enables the locking rod to keep an extending state, one end of the locking rod extends into the connecting groove, the unlocking rod is arranged in the unlocking groove and is in sliding connection with the unlocking groove, a third inclined surface is arranged on the end face of the locking rod, a fourth inclined surface is arranged at one end of the unlocking rod, the other end of the unlocking rod extends out of the connecting block, the third inclined surface is in contact with the fourth inclined surface, and the axial force required by inward retraction of the connecting block is greater than the axial force required by inward retraction of the unlocking rod.
The structure can make the connecting block shrink through manual pressing the connecting block before cleaning, then locking structure can guarantee that the connecting block keeps the shrink state. When the cleaning head stretches into the screw cylinder and clings to the inner end surface of the screw cylinder, the unlocking rod is stressed to shrink inwards to unlock the locking rod, and at the moment, the connecting block can stretch out normally as long as the inner supporting shaft moves outwards relative to the connecting block. The connecting block can keep a shrinkage state when extending into the screw cylinder through the locking structure, so that the cleaning head is more convenient to put in, meanwhile, sundries on the inner wall of the screw cylinder are prevented from scratching the elastic scraping ring when the cleaning head is put in, and the service life and the cleaning effect of the elastic scraping ring are prolonged. When the cleaning head stretches into the end part of the screw cylinder, the locking can be automatically unlocked, and the operation is convenient.
Preferably, the locking structure further includes a third spring for making the unlocking lever in an outwardly extended state. The structure can enable the unlocking rod to extend more smoothly.
Preferably, the scraping blade is inclined along a circumferential direction of the central shaft. The structure can lead the scraping knife to generate a spiral effect when rotating, and discharge the scraped sundries outwards to bring the sundries out, so as to prevent the sundries scraped by the scraping knife from being repeatedly scrubbed by the bowl brush and increase the cleaning effect of the cleaning head.
The beneficial effects of the invention are as follows: (1) The screw cylinder cleaning process is simpler, the labor intensity is reduced, and the cleaning efficiency and the cleaning effect are improved; (2) The pollution to materials can be avoided, the equipment is conventional equipment, the practicability is high, and the equipment is firm and wear-resistant; (3) The inner support shaft is reliably connected with the extending rod, and the extending rod drives the bowl brush to rotate through the hexagonal structure; (4) The scraper component can scrape and clean the inner wall of the screw cylinder, and the bowl brush is used for cleaning after scraping large sundries, so that the cleaning effect can be improved, and the cleaning efficiency is improved; (5) The scraper component can stretch and retract relative to the bowl brush, so that the scraper component can scrape and clean the inner wall close to the innermost part, the bowl brush and the scraper component can be cleaned side by side, sundries scraped by the scraper blade are prevented from being repeatedly scrubbed by the bowl brush, and the cleaning effect of the cleaning head is improved; (6) The scraping component can wipe the sundries scraped by the scraping component clean and take out the screw cylinder, so that the cleaning effect is improved; (7) The expansion and contraction of the connecting blocks can be realized, the bowl brush can be ensured to be cleaned in the initial stage, meanwhile, the connecting blocks can be radially expanded, and the inner wall of the intermittent screw cylinder of the elastic scraping ring can be cleaned; (8) The connecting block can be kept in a contracted state when extending into the screw cylinder through the locking structure, so that the cleaning head is more convenient to put in, meanwhile, sundries on the inner wall of the screw cylinder are prevented from scratching the elastic scraping ring when being put in, and the service life and cleaning effect of the elastic scraping ring are prolonged; when the cleaning head stretches into the end part of the screw cylinder, the locking can be automatically unlocked, and the operation is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the cleaning head of the present invention;
FIG. 3 is a cross-sectional view taken along section line A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken along section line E-E of FIG. 2;
FIG. 5 is a cross-sectional view taken along section line F-F in FIG. 2;
fig. 6 is a schematic structural diagram of embodiment 5.
In the figure: the cleaning tool comprises a cross beam 1, a fixing frame 2, a linear driving mechanism 3, a roller 3.1, a driving motor 3.2, a rotary driver 4, an extending rod 5, a cleaning head 6, a bowl brush 6.1, an inner supporting shaft 6.1.1, an outer cleaning wire 6.1.2, an avoiding groove 6.1.3, a first inclined surface 6.1.4, a locking groove 6.1.5, a containing groove 6.1.6, a scraper assembly 6.2, a central shaft 6.2.1, a tool rest 6.2.2, a scraping knife 6.2.3, a first spring 6.2.4, an elongated groove 6.2.5, a fixing screw 6.2.6, a scraping assembly 6.3, a connecting block 6.3.1, an elastic scraping ring 6.3.2, a second inclined surface 6.3.3, an elastic piece 6.3.4, a connecting groove 6.3.5, an unlocking groove 6.3.6, a locking structure 6.4, a locking rod 6.4.1, a second spring 6.4.2, an unlocking rod 6.4.3, and an electric control cabinet 7.
Detailed Description
The invention is further described below with reference to the drawings and specific embodiments.
Example 1:
as shown in fig. 1, the cleaning device for quickly cleaning the double-screw cylinder comprises a cross beam 1, a fixing frame 2, a linear driving mechanism 3, a rotary driver 4, an extending rod 5 and a cleaning head 6, wherein an electric control cabinet 7 for controlling the linear driving mechanism 3 and the rotary driver 4 is arranged on the fixing frame 2. The linear driving mechanism 3 drives the fixing frame 2 to transversely move on the cross beam 1, the linear driving mechanism 3 comprises a roller 3.1, a driving motor 3.2 and a belt transmission mechanism, the driving motor 3.2 drives the roller 3.1 to rotate through the belt transmission mechanism, the roller 3.1 is rotationally connected with the fixing frame 2, and the roller 3.1 is arranged in a track on the cross beam 1. The extension rod 5 is rotationally connected with the fixed frame 2, the length direction of the extension rod 5 is parallel to the length direction of the cross beam 1, the rotation driver 4 is arranged on the fixed frame 2, the rotation driver 4 drives the extension rod 5 to rotate, and the cleaning head 6 is fixed at one end of the extension rod 5 rotation driver 4.
When the device is used for cleaning, the double screw rod is pulled out of the screw barrel, the extension rod 5 and the cleaning head 6 extend into the screw barrel, the screw barrel and the cross beam 1 are relatively fixed, the rotary driver 4 and the linear driving mechanism 3 are respectively opened, the cleaning head 6 rotates and moves transversely, and the screw barrel is cleaned. The device can simplify the screw cylinder cleaning process, reduce the labor intensity and improve the cleaning efficiency and the cleaning effect. The device can not pollute materials, equipment is conventional equipment, the practicability is high, and the equipment is firm and wear-resistant.
Example 2:
as shown in fig. 1, on the basis of the embodiment 1, the cleaning head 6 comprises a plurality of bowl brushes 6.1, the bowl brushes 6.1 are arranged side by side along the axis of an inner supporting shaft 6.1.1, the bowl brushes 6.1 comprise an inner supporting shaft 6.1.1 and an outer cleaning wire 6.1.2, the inner supporting shaft 6.1.1 is fixed with an extending rod 5, and the outer cleaning wire 6.1.2 is wrapped and fixed on the outer side wall of the inner supporting shaft 6.1.1. The inner support shaft 6.1.1 is provided with an inner hexagonal hole, the position where the extending-in rod 5 is connected with the inner support shaft 6.1.1 is provided with an outer hexagonal structure matched with the inner hexagonal hole, and the inner support shaft 6.1.1 is tightly pressed at the end part of the extending-in rod 5 through a nut.
Example 3:
as shown in fig. 2, 3 and 4, on the basis of the embodiment 1, the cleaning head 6 comprises a bowl brush 6.1 and a scraper assembly 6.2, the scraper assembly 6.2 comprises a central shaft 6.2.1, a knife rest 6.2.2 and a scraping knife 6.2.3, the central shaft 6.2.1 is fixed with the extending rod 5, the knife rest 6.2.2 is fixed on the outer side wall of the central shaft 6.2.1, the scraping knife 6.2.3 is fixed with the knife rest 6.2.2, the bowl brush 6.1 comprises an inner support shaft 6.1.1 and an outer cleaning wire 6.1.2, the outer cleaning wire 6.1.2 is wrapped around and fixed on the outer side wall of the inner support shaft 6.1.1, and the inner support shaft 6.1.1 is connected with the central shaft 6.2.1. The contact surface of the tool rest 6.2.2 and the central shaft 6.2.1 has an inclined angle with the axis of the central shaft 6.2.1, the tool rest 6.2.2 is provided with a long groove 6.2.5 arranged along the axis direction of the central shaft 6.2.1, and the fixing screw 6.2.6 passes through the long groove 6.2.5 to fix the tool rest 6.2.2 with the central shaft 6.2.1. The scraping knife 6.2.3 is inclined along the circumferential direction of the central shaft 6.2.1.
Among the above-mentioned technical scheme, scraper assembly 6.2 can strike off clean spiral shell section of thick bamboo inner wall, scrapes the back with massive debris and cleans by bowl brush 6.1 again, can increase cleaning performance, increases cleaning efficiency. The radial extension of the scraper blade 6.2.3 can be controlled by fine tuning the axial position of the blade holder 6.2.2 so that a proper clearance is maintained between the scraper blade 6.2.3 and the inner wall of the screw barrel. The circumferential inclination of the scraping knife 6.2.3 along the central shaft 6.2.1 can enable the scraping knife 6.2.3 to generate a spiral effect when rotating, the scraped sundries are discharged outwards, the sundries are carried out, the sundries scraped by the scraping knife 6.2.3 are prevented from being repeatedly scrubbed by the bowl brush 6.1, and the cleaning effect of the cleaning head 6 is improved.
Example 4:
as shown in fig. 2, 3 and 4, on the basis of embodiment 3, the inner support shaft 6.1.1 is slidably connected with the central shaft 6.2.1 along the axial direction of the extending rod 5, a first spring 6.2.4 for relatively separating the inner support shaft 6.1.1 from the central shaft 6.2.1 is arranged between the inner support shaft 6.1.1 and the central shaft 6.2.1, and an avoiding groove 6.1.3 for avoiding the tool rest 6.2.2 and the scraping knife 6.2.3 is arranged on the inner support shaft 6.1.1. As shown in fig. 2 and 5, the cleaning head 6 further comprises a scraping assembly 6.3, the scraping assembly 6.3 comprising 4 connection blocks 6.3.1 and a resilient scraping ring 6.3.2,4 connection blocks 6.3.1 being evenly arranged circumferentially along the axis of the central shaft 6.2.1. The elastic scraping rings 6.3.2 are sleeved outside the 4 connecting blocks 6.3.1, and the scraping assemblies 6.2 and the scraping assemblies 6.3 are respectively arranged at two ends of the bowl brush 6.1. The connecting block 6.3.1 is in sliding connection with the inner support shaft 6.1.1 along the axial direction of the central shaft 6.2.1, a first inclined plane 6.1.4 is arranged on the inner support shaft 6.1.1, a second inclined plane 6.3.3 matched with the first inclined plane 6.1.4 is arranged on the connecting block 6.3.1, and an elastic piece 6.3.4 which enables the connecting block 6.3.1 to expand outwards is arranged on the connecting block 6.3.1. The elastic piece 6.3.4 is a telescopic spring, and the opposite connecting blocks 6.3.1 are connected through the telescopic spring. The inner support shaft 6.1.1 is provided with a receiving groove 6.1.6 for receiving the resilient wiper ring 6.3.2 on the side of the connecting block 6.3.1. The axial force required for the inward contraction of the connection block 6.3.1 is smaller than the axial force required for the inward contraction of the first spring 6.2.4.
After the cleaning head 6 stretches into the screw cylinder through the sliding structure, the bowl brush 6.1, the scraper component 6.2 and the scraping component 6.3 can be overlapped through the reaction force generated by pressing the inner end surface of the screw cylinder, so that the scraper component 6.2 can scrape and clean the inner wall close to the innermost part. When the cleaning head 6 stretches into the innermost side of the screw cylinder, the end face of the connecting block 6.3.1 is contacted with the innermost end face of the screw cylinder, the connecting block 6.3.1 is retracted, the stretching rod 5 continues to stretch in, the end face of the bowl brush 6.1 is contacted with the innermost end face of the screw cylinder, the stretching rod 5 continues to stretch in, the central shaft 6.2.1 continues to move inwards against the acting force of the first spring 6.2.4, the bowl brush 6.1 and the scraper assembly 6.2 are overlapped, then the rotary driver 4 is started to clean, the deep stretching rod 5 slowly stretches out after the linear driving mechanism 3 is started, the scraper assembly 6.2 slowly stretches out along with the slow stretching out, the position of the bowl brush 6.1 is unchanged, the scraper assembly 6.2 slowly breaks away from the bowl brush 6.1, and when the scraper assembly 6.2 and the bowl brush 6.1 are not overlapped any more, the scraper assembly 6.2 reaches a limiting position, and the bowl brush 6.1 slowly stretches out together with the scraper assembly 6.2. Then connecting block 6.3.1 drives elasticity scraping ring 6.3.2 and stretches out, and bowl brush 6.1, scraper subassembly 6.2 and scraping subassembly 6.3 clean side by side, can avoid scraping the debris that sword 6.2.3 scraped down to be scrubbed repeatedly by bowl brush 6.1, increases the cleaning performance of cleaning head 6. The bowl brush 6.1 can be guaranteed to clean the position close to the end part in the initial stage, meanwhile, the connecting block 6.3.1 can be expanded radially, and the elastic scraping ring 6.3.2 can clean the inner wall of the screw cylinder.
Example 5:
as shown in fig. 2 and fig. 6, on the basis of embodiment 4, the cleaning head further includes a locking structure 6.4, the locking structure 6.4 includes a locking lever 6.4.1, a second spring 6.4.2 and an unlocking lever 6.4.3, a locking slot 6.1.5 is radially disposed on the inner supporting shaft 6.1.1, a connecting slot 6.3.5 and an unlocking slot 6.3.6 which are mutually communicated are disposed in the connecting block 6.3.1, the unlocking slot 6.3.6 is parallel to the axial direction on the inner supporting shaft 6.1.1, the locking lever 6.4.1 and the second spring 6.4.2 are disposed in the locking slot 6.1.5, the locking lever 6.4.1 is slidably connected with the locking slot 6.1.5, the second spring 6.4.2 keeps the locking lever 6.4.1 in an extended state, one end of the locking lever 6.4.1 extends into the connecting slot 6.3.5, the unlocking lever 6.4.3 is disposed in the unlocking slot 6.3.6 and is in contact with a fourth inclined plane, and a fourth inclined plane is disposed on the other end of the unlocking lever 6.3.1.1, and is in contact with the fourth inclined plane, and is retracted with the fourth inclined plane and is disposed in the axial direction of the connecting lever 6.3.1. The unlocking lever 6.4.3 is provided with a third spring which enables the unlocking lever 6.4.3 to extend outwards.
The structure can enable the connecting block 6.3.1 to shrink by manually pressing the connecting block 6.3.1 before cleaning, and then the locking structure 6.4 can ensure that the connecting block 6.3.1 keeps a shrinking state. When the cleaning head 6 stretches into the screw cylinder and clings to the inner end surface of the screw cylinder, the unlocking rod 6.4.3 is stressed to shrink inwards to unlock the locking rod 6.4.1, and at the moment, the connecting block 6.3.1 can stretch out normally as long as the inner supporting shaft 6.1.1 moves outwards relative to the connecting block 6.3.1. Can make connecting block 6.3.1 keep the shrink state when stretching into the spiral shell section of thick bamboo through locking structure 6.4, make cleaning head 6 put into more conveniently, debris fish tail elasticity scraping ring 6.3.2 of spiral shell section of thick bamboo inner wall when avoiding putting into simultaneously increases the life and the cleaning performance of elasticity scraping ring 6.3.2. When the cleaning head 6 stretches into the end part of the screw cylinder, the locking can be automatically unlocked, and the operation is convenient.
The beneficial effects of the invention are as follows: (1) The screw cylinder cleaning process is simpler, the labor intensity is reduced, and the cleaning efficiency and the cleaning effect are improved; (2) The pollution to materials can be avoided, the equipment is conventional equipment, the practicability is high, and the equipment is firm and wear-resistant; (3) The inner support shaft 6.1.1 is reliably connected with the extending rod 5, and the extending rod 5 drives the bowl brush 6.1 to rotate through a hexagonal structure; (4) The scraper component 6.2 can scrape the inner wall of the screw cylinder, and the bowl brush 6.1 can clean the large sundries after scraping, so that the cleaning effect can be improved, and the cleaning efficiency can be improved; (5) The scraper assembly 6.2 can stretch and retract relative to the bowl brush 6.1, so that the scraper assembly 6.2 can scrape and clean the inner wall close to the innermost part, the bowl brush 6.1 and the scraper assembly 6.2 can be cleaned side by side, sundries scraped by the scraping knife 6.2.3 are prevented from being repeatedly scrubbed by the bowl brush 6.1, and the cleaning effect of the cleaning head 6 is improved; (6) The scraping component 6.3 can wipe the sundries scraped by the scraping component 6.3 clean and take out the screw cylinder, so that the cleaning effect is improved; (7) The expansion and contraction of the connecting block 6.3.1 can be realized, the bowl brush 6.1 can be ensured to be cleaned in the initial stage, meanwhile, the connecting block 6.3.1 can be radially expanded, and the inner wall of the intermittent screw cylinder of the elastic scraping ring 6.3.2 can be cleaned; (8) The connecting block 6.3.1 can be kept in a contracted state when extending into the screw cylinder through the locking structure 6.4, so that the cleaning head 6 is more convenient to put in, meanwhile, sundries on the inner wall of the screw cylinder are prevented from scratching the elastic scraping ring 6.3.2 when being put in, and the service life and cleaning effect of the elastic scraping ring 6.3.2 are prolonged; when the cleaning head 6 stretches into the end part of the screw cylinder, the locking can be automatically unlocked, and the operation is convenient.
Claims (7)
1. The cleaning device for quickly cleaning the double-screw cylinder is characterized by comprising a cross beam, a fixing frame, a linear driving mechanism, a rotary driver, an extending rod and a cleaning head, wherein the linear driving mechanism drives the fixing frame to transversely move on the cross beam, the extending rod is rotationally connected with the fixing frame, the length direction of the extending rod is parallel to the length direction of the cross beam, the rotary driver is arranged on the fixing frame, the rotary driver drives the extending rod to rotate, and the cleaning head is fixed at one end of the extending rod far away from the rotary driver; the bowl brush comprises an inner supporting shaft and outer cleaning wires, the outer cleaning wires are wrapped and fixed on the outer side wall of the inner supporting shaft, and the inner supporting shaft is connected with the central shaft; the inner support shaft is connected with the central shaft in an axial sliding mode along the extending rod, a first spring is arranged between the inner support shaft and the central shaft, and an avoiding groove for avoiding the tool rest and the scraping knife is formed in the inner support shaft.
2. The cleaning device for rapidly cleaning double-screw barrels according to claim 1, wherein the linear driving mechanism comprises a roller and a driving motor, the driving motor drives the roller to rotate, the roller is rotationally connected with the fixing frame, and the roller is arranged in a track on the cross beam.
3. The cleaning device for quickly cleaning double-screw barrels according to claim 1, wherein an electric control cabinet is arranged on the fixing frame.
4. A cleaning device for rapidly cleaning twin-screw barrels according to claim 1, 2 or 3, wherein the contact surface of the tool rest and the central shaft has an inclination angle with the axis of the central shaft, the tool rest is provided with a long groove arranged along the axis direction of the central shaft, and the fixing screw passes through the long groove to fix the tool rest and the central shaft.
5. A cleaning device for rapidly cleaning twin-screw barrels according to claim 1, 2 or 3, wherein the cleaning head further comprises a scraping assembly, the scraping assembly comprises a connecting block and an elastic scraping ring, the elastic scraping ring is sleeved outside the connecting block, and the scraping assembly are respectively arranged at two ends of the bowl brush; the connecting block is connected with the inner support shaft in an axial sliding mode along the central shaft, a first inclined plane is arranged on the inner support shaft, a second inclined plane matched with the first inclined plane is arranged on the connecting block, and an elastic piece which enables the connecting block to expand outwards is arranged on the connecting block.
6. The cleaning device for rapidly cleaning a double-screw cylinder according to claim 5, wherein the cleaning head further comprises a locking structure, the locking structure comprises a locking rod, a second spring and an unlocking rod, the inner supporting shaft is radially provided with a locking groove, a connecting groove and an unlocking groove which are mutually communicated are arranged in the connecting block, the unlocking groove is parallel to the axial direction on the inner supporting shaft, the locking rod and the second spring are arranged in the locking groove, the locking rod is in sliding connection with the locking groove, the second spring enables the locking rod to be in an extending state, one end of the locking rod extends into the connecting groove, the unlocking rod is arranged in the unlocking groove and in sliding connection with the unlocking groove, the end face of the locking rod is provided with a third inclined surface, one end of the unlocking rod is provided with a fourth inclined surface, the other end of the unlocking rod extends out of the connecting block, and the third inclined surface is in contact with the fourth inclined surface.
7. A cleaning device for rapidly cleaning twin screw barrels according to claim 1 or 2 or 3, wherein the scraping knife is inclined along the circumference of the central shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265089.0A CN115179521B (en) | 2021-10-28 | 2021-10-28 | Cleaning device for quickly cleaning double-screw barrels |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111265089.0A CN115179521B (en) | 2021-10-28 | 2021-10-28 | Cleaning device for quickly cleaning double-screw barrels |
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| Publication Number | Publication Date |
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| CN115179521A CN115179521A (en) | 2022-10-14 |
| CN115179521B true CN115179521B (en) | 2024-04-12 |
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| CN202111265089.0A Active CN115179521B (en) | 2021-10-28 | 2021-10-28 | Cleaning device for quickly cleaning double-screw barrels |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2099794A1 (en) * | 1993-07-05 | 1995-01-06 | Orlande Sivacoe | Scraper for a Pipe Pig |
| GB9904736D0 (en) * | 1999-03-03 | 1999-04-21 | Pilot Drilling Control Ltd | Casing scraper |
| CN206731736U (en) * | 2017-05-19 | 2017-12-12 | 陈硕 | A kind of material tube inner wall cleaning plant |
| CN112893348A (en) * | 2021-03-24 | 2021-06-04 | 东营市泰达石油装备有限责任公司 | Pipeline inner wall cleaning device |
| CN114425880A (en) * | 2021-10-28 | 2022-05-03 | 清远万马新材料有限公司 | Screw barrel inner wall cleaning structure with dual cleaning effects |
| CN216544631U (en) * | 2021-10-28 | 2022-05-17 | 浙江万马高分子材料集团有限公司 | Screw barrel inner wall cleaning device |
-
2021
- 2021-10-28 CN CN202111265089.0A patent/CN115179521B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2099794A1 (en) * | 1993-07-05 | 1995-01-06 | Orlande Sivacoe | Scraper for a Pipe Pig |
| GB9904736D0 (en) * | 1999-03-03 | 1999-04-21 | Pilot Drilling Control Ltd | Casing scraper |
| CN206731736U (en) * | 2017-05-19 | 2017-12-12 | 陈硕 | A kind of material tube inner wall cleaning plant |
| CN112893348A (en) * | 2021-03-24 | 2021-06-04 | 东营市泰达石油装备有限责任公司 | Pipeline inner wall cleaning device |
| CN114425880A (en) * | 2021-10-28 | 2022-05-03 | 清远万马新材料有限公司 | Screw barrel inner wall cleaning structure with dual cleaning effects |
| CN216544631U (en) * | 2021-10-28 | 2022-05-17 | 浙江万马高分子材料集团有限公司 | Screw barrel inner wall cleaning device |
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| CN115179521A (en) | 2022-10-14 |
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