CN116423796A - Plastic extruding machine capable of rapidly replacing die head - Google Patents
Plastic extruding machine capable of rapidly replacing die head Download PDFInfo
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- CN116423796A CN116423796A CN202310363791.3A CN202310363791A CN116423796A CN 116423796 A CN116423796 A CN 116423796A CN 202310363791 A CN202310363791 A CN 202310363791A CN 116423796 A CN116423796 A CN 116423796A
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- 239000004033 plastic Substances 0.000 title description 17
- 238000007790 scraping Methods 0.000 claims description 37
- 230000005389 magnetism Effects 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 239000000428 dust Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Classifications
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- 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
- B29C48/30—Extrusion nozzles or dies
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- 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
- B29C48/272—Cleaning; Purging; Avoiding contamination of dies
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- 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
- B29C48/96—Safety devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an extruding machine capable of rapidly replacing a die head, which relates to the technical field of extruding machines and comprises an extruding machine body, wherein a motor is fixedly connected to the outer wall of the extruding machine body, a base is fixedly connected to the bottom of the extruding machine body, the die head is fixedly arranged at one end of the extruding machine body, an automatic closing mechanism for the die head outlet is arranged on the outer wall of the die head, and four opening and closing arc plates are rapidly rotated to approach the inside of the die head to complete the closing of the outlet inside the die head, so that an automatic closing effect is realized, the problem that workers are scalded due to falling of high Wen Liaotou of the inner part from the inside of the die head when the die head is disassembled in a high-temperature state is avoided, the high-temperature scalding of the die head can be avoided when the die head is disassembled through a connecting plate A and a connecting plate B, the operation difficulty of the disassembly is reduced, and the outlet of the die head is automatically closed after the disassembly, and the inside of the die head is further protected.
Description
Technical Field
The invention relates to the technical field of extrusion molding machines, in particular to an extrusion molding machine capable of rapidly replacing a die head.
Background
The extruder is an important plastic machine, and most of plastic products can be produced and manufactured by extrusion molding. The motor of the plastic extruding machine is an important component part of the plastic extruding machine, is a prime motor of the plastic extruding machine, provides high thrust required by a screw rod of the plastic extruding machine, is an important plastic machine, and can be realized by extrusion molding for the production and manufacture of most plastic products. The motor of the plastic extruding machine is an important component part of the plastic extruding machine and is a prime motor of the plastic extruding machine, and provides high thrust required by a screw rod of the plastic extruding machine, and a low-speed high-torque permanent magnet direct-drive motor is designed for the current general 90 mm screw plastic extruding machine, and has the advantages of high efficiency, high power density, better energy conservation, high reliability, high control precision and the like;
at present, when the die head of the plastic extruding machine is replaced, the plastic extruding machine needs to be detached and replaced in a high-temperature state, the replacement is quite unchanged, the operation difficulty is high, and the inside stub bar of the die head easily falls out to scald the arms of staff during the replacement, so that engineering accidents are caused, and the personal safety is influenced to a certain extent.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an extruding machine capable of rapidly replacing a die head, and the aim of solving the problems is fulfilled.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an extruder that can be fast with trading die head, includes the extruder body, extruder body outer wall fixedly connected with motor, extruder body bottom fixedly connected with base, extruder body one end fixedly has the die head, the die head outer wall is provided with die head export automatic closing mechanism;
the automatic closing mechanism for the die head outlet comprises a pressing plate, wherein an arc sliding plate is fixedly connected to the outer wall of the pressing plate, an arc sliding groove is formed in the die head, an arc sliding plate outer wall and an arc sliding groove are formed in the arc sliding plate, a magnetic plate A is fixedly connected to the outer wall of the arc sliding plate, a magnetic plate B is in contact with the outer wall of the magnetic plate A, the outer wall of the magnetic plate B is fixedly connected with the outer wall of the die head, a long spring is fixedly connected to the outer wall of the sliding rod, one end of the long spring is fixedly connected with the inner wall of the die head, the inner wall of the die head is slidably connected with the sliding rod through a small sliding block, a rotating shaft is in threaded connection with the outer wall of the sliding rod, the outer wall of the rotating shaft is rotatably connected with the outer wall of the die head through a plane bearing, an opening and closing arc plate is fixedly connected with an elastic rope, one end of the elastic rope is fixedly connected with the outer wall of the die head, a connecting plate A is fixedly connected to the bottom of the die head, a connecting plate B is fixedly connected to one side of the pressing plate, a long rotating shaft is rotatably connected with the outer wall of the die head through a bearing, and a sliding scraping mechanism is arranged outside the opening and closing arc plate is connected with a sliding and scraping mechanism.
The sliding scraping cleaning mechanism comprises a large magnetic plate A, wherein the outer wall of the large magnetic plate A is fixedly connected with the outer wall of the pressing plate, and the outer wall of the die head is fixedly connected with a large magnetic plate B.
Preferably, the sliding scraping cleaning mechanism further comprises a scraping block, the outer wall of the scraping block is in sliding connection with the outer wall of the opening and closing arc-shaped plate, the inner wall of the scraping block is fixedly connected with a magnetic attraction block, and the outer wall of the opening and closing arc-shaped plate is provided with a trapezoid groove.
Preferably, the outer wall of the arc-shaped sliding plate is fixedly connected with a sliding block, and magnetism of one side of the sliding block opposite to the magnetic attraction block is magnetic attraction of different poles.
Preferably, the outer wall of the opening-closing arc plate is provided with a sliding groove, and the outer wall of the opening-closing arc plate is in sliding connection with the sliding block on the outer wall of the scraping block through the sliding groove.
Preferably, the large magnetic plate a and the large magnetic plate B have magnetism, and the magnetism of the side opposite to the large magnetic plate a and the large magnetic plate B is the magnetism of heteropolar attraction.
Preferably, the elastic rope is made of rubber and has elasticity, so that the elasticity of the elastic rope is smaller than the magnetic attraction force between the large magnetic plate A and the large magnetic plate B.
Preferably, the elasticity of the long spring is smaller than the magnetic attraction force between the large magnetic plate A and the large magnetic plate B, and the long spring is at the side opposite to the elastic rope.
Preferably, the magnetic plate a and the magnetic plate B have magnetism, and the magnetism of the opposite side of the magnetic plate a and the magnetic plate B is the magnetism of opposite pole attraction.
Preferably, the outer wall of the opening-closing arc plate is provided with a groove, and the radian of the outer wall of the groove is the same as that of the outer wall of the rotating shaft and the shape of the outer wall of the rotating shaft.
The invention provides an extruding machine capable of rapidly replacing a die head. The beneficial effects are as follows:
(1) According to the invention, the automatic closing mechanism of the die head outlet is arranged, the four opening and closing arc plates are rapidly rotated to approach the inside of the die head and mutually prop against, so that the sealing of the die head internal outlet is completed, the automatic sealing effect is realized, the problem that when the die head is dismounted in a high-temperature state, the high Wen Liaotou of the internal part falls from the die head to scald workers is avoided, and the high-temperature scalding of the die head can be avoided when the die head is dismounted through the connecting plate A and the connecting plate B, so that the dismounting operation difficulty is reduced.
(2) The automatic closing mechanism of the die head outlet is arranged, so that residues, dust particles and the like adhered to the outer wall of the die head due to long-time discharging can be scraped and scraped rapidly through the rapid closing of the opening and closing arc plate, the cleaning of the outer wall of the die head is ensured, the influence on the discharging effect caused by the dust particles on the outer wall of the die head after the die head is installed next time is avoided, the outlet of the die head is automatically closed after the die head is disassembled, the position and the inside of the die head are further protected, and damage after the die head is disassembled is prevented.
(3) The automatic closing mechanism of the die head outlet is arranged, so that the stability of the opening and closing arc plate can be maintained through the magnetic attraction between the magnetic plate A and the magnetic plate B, the problem that the opening and closing arc plate is unstable due to the fact that the opening and closing arc plate is pressed to the pressing plate in a fault manner in work due to vibration and uncertain factors of staff or surrounding environment is avoided, the opening and closing stability of the opening and closing arc plate is further ensured, the opening and closing arc plate can be rotated and opened only by applying a certain force to the pressing of the pressing plate, and the opening and closing arc plate can be rapidly opened and closed at the moment that the magnetic plate A is separated from the magnetic plate B, so that a certain amount of vibration is generated when the opening and closing arc plate is mutually closed and supported to clean the outer wall of the opening and closing arc plate, and the problem that the opening and closing arc plate is scratched on the outer wall of the opening and closing arc plate and the outer wall of the opening and closing arc plate is affected by adhering residues is avoided;
(4) According to the invention, the scraping block which is connected with the outer wall of the opening-closing arc plate in a sliding way through the sliding groove is arranged to be rapidly thrown out due to the centrifugal force generated when the opening-closing arc plate rotates, so that residues adhered to the outer wall of the opening-closing arc plate after the outer wall of the die head is scraped by the outer wall of the opening-closing arc plate are rapidly slid and wiped, the residues are scraped off and fall, the residues with stronger adhesion are scraped into the trapezoid groove, the outer wall of the scraping block is closely extruded with the inner wall of the trapezoid groove and compacted, the cleaning and collecting effects on the residues are improved, and the condition that secondary pollution is caused to the outer wall of the opening-closing arc plate due to the fact that the scraping block returns to the original position when the outer wall of the scraping block is opened after the die head is installed next time is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the mechanism for automatically closing the outlet of the die head according to the present invention;
FIG. 3 is a schematic view of a part of the structure of the automatic closing mechanism of the die outlet of the present invention;
FIG. 4 is a schematic diagram of a large magnetic plate B according to the present invention;
FIG. 5 is a schematic view of a portion of the sliding scrubbing mechanism of the present invention;
FIG. 6 is a schematic view of a part of the structure of the automatic closing mechanism of the die outlet of the present invention;
FIG. 7 is a schematic view of a portion of the sliding scrubbing mechanism of the present invention;
fig. 8 is a schematic view of the structure of the trapezoid groove of the present invention.
In the figure: 1 a base, 2 a die head, 3 a die head outlet automatic closing mechanism, 301 a pressing plate, 302 an arc sliding plate, 303 a magnetic plate A, 304 a magnetic plate B, 305 a sliding rod, 306 a long spring, 307 a rotating shaft, 308 an opening and closing arc plate, 309 an elastic rope, 310 a connecting plate A, 311 a connecting plate B, 312 a long rotating shaft, 4 a sliding scraping cleaning mechanism, 401 a large magnetic plate A, 402 a large magnetic plate B, 403 a scraping block, 404 a magnetic attraction block, 406 a trapezoid groove, 5 an extruder body and 6 motors.
Detailed Description
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a but quick extruder with trading die head, including extruder body 5, extruder body 5 outer wall fixedly connected with motor 6, extruder body 5 bottom fixedly connected with base 1, extruder body 5 one end fixedly mounted has die head 2, die head 2 outer wall is provided with die head export automatic closing mechanism 3, through the quick closure of arc 308 that opens and shuts, carry out quick scraping with the residue and the dust granule etc. that the long-time ejection of die head 2 outer wall and adhesion, guarantee the cleanness of die head 2 outer wall, after having avoided installing die head 2 next time, die head 2 outer wall leads to influencing ejection of compact effect because of granule dust, and the export of die head 2 is closed in the dismantlement back is automatic, further protect die head 2 export department and inside, prevent the damage that appears after the dismantlement;
the automatic closing mechanism 3 for the die head outlet comprises a pressing plate 301, wherein the outer wall of the pressing plate 301 is fixedly connected with an arc sliding plate 302, the outer wall of the arc sliding plate 302 is fixedly connected with a sliding block, the magnetism of one side opposite to the magnetic attraction block 404 of the sliding block is opposite to the magnetism of the opposite pole attraction block, an arc chute is formed in the die head 2, the outer wall of the arc sliding plate 302 and the arc chute are provided with magnetism, the magnetism of one side opposite to the magnetic plate A303 and the magnetic plate B304 is opposite to the magnetism of the opposite pole attraction block, the outer wall of the arc sliding plate 302 is fixedly connected with a magnetic plate A303, the outer wall of the magnetic plate A303 is contacted with a magnetic plate B304, the outer wall of the magnetic plate B304 is fixedly connected with the outer wall of the die head 2, one end of the long spring 306 is fixedly connected with the inner wall of the die head 2, the elasticity of the long spring 306 is smaller than the magnetism between the large magnetic plate A401 and the large magnetic plate B402, the long spring 306 is opposite to the elastic rope 309, the inner wall of the die head 2 is slidably connected with a sliding rod 305 through a small sliding block, the outer wall of the sliding rod 305 is in threaded connection with a rotating shaft 307, the outer wall of the rotating shaft 307 is in rotary connection with the outer wall of the die head 2 through a plane bearing, the outer wall of the rotating shaft 307 is fixedly connected with an opening and closing arc plate 308, the outer wall of the opening and closing arc plate 308 is provided with a groove, the radian of the outer wall of the groove is the same as that of the outer wall of the rotating shaft 307 and the shape is the same, the outer wall of the opening and closing arc plate 308 is provided with a sliding groove, the outer wall of the opening and closing arc plate 308 is in sliding connection with a sliding block of the outer wall of a scraping block 403 through the sliding groove, the outer wall of the opening and closing arc plate 308 is fixedly connected with an elastic rope 309, the elastic rope 309 is made of rubber and has elasticity, so the elasticity of the elastic rope 309 is smaller than the magnetic attraction between a large magnetic plate A401 and a large magnetic plate B402, one end of the elastic rope 309 is fixedly connected with the outer wall of the die head 2, the bottom of the die head 2 is fixedly connected with a connecting plate A310, one side of the die head 2 is fixedly connected with a connecting plate B311, the outer wall of the pressing plate 301 is fixedly connected with a long rotating shaft 312, the outer wall of the long rotating shaft 312 is rotationally connected with the outer wall of the die head 2 through a bearing, a sliding scraping cleaning mechanism 4 is arranged outside the opening and closing arc plates 308, the four opening and closing arc plates 308 rapidly rotate to approach the inside of the die head 2 and prop against each other, the inner outlet of the die head 2 is closed, an automatic closing effect is achieved, the problem that when the die head 2 is disassembled in a high-temperature state, the high Wen Liaotou of the inner part falls from the die head 2 to lower a worker is avoided, and the die head 2 can be disassembled through a connecting plate A310 and a connecting plate B311 to avoid high-temperature scalding of the die head 2, so that the operation difficulty of disassembly is reduced;
the sliding scraping cleaning mechanism 4 comprises a large magnetic plate A401, the large magnetic plate A401 and the large magnetic plate B402 are magnetic, the magnetism of one side, opposite to the large magnetic plate A401 and the large magnetic plate B402, of the large magnetic plate A401 is heteropolar attraction magnetic, the outer wall of the large magnetic plate A401 is fixedly connected with the outer wall of the pressing plate 301, the outer wall of the die head 2 is fixedly connected with the large magnetic plate B402, the sliding scraping cleaning mechanism 4 further comprises a scraping block 403, the outer wall of the scraping block 403 is in sliding connection with the outer wall of the opening and closing arc plate 308, the inner wall of the scraping block 403 is fixedly connected with a magnetic attraction block 404, the outer wall of the opening and closing arc plate 308 is provided with a trapezoid groove 406, the outer wall of the scraping block 403 is close to the inner wall of the trapezoid groove 406 to squeeze residues, the cleaning and collecting effects of the residues are improved, and the situation that the scraping block 403 returns to the original position to cause secondary pollution to the outer wall of the opening and closing arc plate 308 after the die head 2 is installed next time is avoided.
When the die head 2 is required to be disassembled in use, because the inside of the die head 2 needs to be kept in a high-temperature state to be disassembled when the die head 2 is required to be disassembled, when the die head 2 is disassembled, the temperature of the outer wall of the die head 2 is higher, at the moment, the connecting plate B311 or the connecting plate A310 is grasped by hands, and the connecting plate B311 or the connecting plate A310 is pressed to disassemble the die head 2 because the connecting plate B311, the connecting plate A310 and the pressing plate 301 are made of materials with low heat conduction efficiency, simultaneously, before the die head 2 is disassembled, one hand presses the connecting plate A310 or the connecting plate B311, and the other hand presses the pressing plate 301 to press downwards with force, so that the magnetic attraction between the magnetic plate A303 and the magnetic plate B304 on the outer wall of the pressing plate 301 is smaller than the pressing pressure, the magnetic plate A303 is instantaneously separated from the magnetic attraction between the magnetic plate B304, the arc-shaped sliding plate 302 begins to be selected rapidly on the inner wall of the die head 2, when the pressing plate 301 drives the long rotating shaft 312 to synchronously rotate, the arc sliding plate 302 pumps air between the sliding rod 305 and the sliding connection of the inner wall of the die head 2 into the arc sliding plate 302 and the arc sliding groove inside the die head 2 when the arc sliding groove inside the inner wall of the die head 2 rotates, so that the air between the sliding rod 305 and the inner wall of the die head 2 is pumped away, the sliding rod 305 rapidly slides towards the inner wall of the die head 2, the rotating shaft 307 is rapidly driven by threads on the outer wall to rotate, the rotating shaft 307 drives the opening and closing arc plate 308 to synchronously and rapidly rotate, the opening and closing arc plate 308 pulls the elastic rope 309 to deform, the sliding rod 305 extrudes the long spring 306 to deform, the four opening and closing arc plates 308 rapidly rotate towards the inner wall of the die head 2 and mutually abut against each other, the sealing of the inner outlet of the die head 2 is completed, the automatic sealing effect is realized, and the situation that when the die head 2 is disassembled in a high-temperature state is avoided, the problem that the worker is scalded when the high Wen Liaotou of the inner part falls from the die head 2 occurs, and the high-temperature scalding of the die head 2 can be avoided when the die head 2 is disassembled through the connecting plate A310 and the connecting plate B311, so that the operation difficulty of disassembly is reduced;
meanwhile, residues, dust particles and the like adhered to the outer wall of the die head 2 due to long-time discharging can be scraped and scraped rapidly through the rapid closing of the opening and closing arc plate 308, so that the cleaning of the outer wall of the die head 2 is ensured, the influence on the discharging effect caused by the dust particles on the outer wall of the die head 2 after the die head 2 is installed next time is avoided, the outlet of the die head 2 is automatically closed after the die head 2 is disassembled, the outlet and the inside of the die head 2 are further protected, and damage after the die head 2 is prevented from occurring;
the stability of the opening and closing arc plate 308 can be maintained through the magnetic attraction between the magnetic plate A303 and the magnetic plate B304, so that the problem that the opening and closing arc plate 308 is unstable due to the fact that the pressing plate 301 is pressed by a mistake in work due to vibration and uncertain factors of staff or surrounding environments is avoided, the opening and closing stability of the opening and closing arc plate 308 is further ensured, the opening and closing arc plate 308 can be rotated and opened only by applying a certain force to the pressing plate 301, and the opening and closing arc plate 308 can be rapidly opened and closed at the moment that the magnetic plate A303 breaks away from the magnetic plate B304, and a certain amount of vibration is generated when the opening and closing arc plates 308 are mutually closed and supported to clean the outer wall of the opening and closing arc plate 308, and the problem that the outer wall of the opening and closing arc plate 308 scratches the outer wall of the die head 2 to cause adhered residues to influence the opening and closing of the opening and closing arc plate 308 and the next time of the opening and closing arc plate 308 is avoided;
after the pressing plate 301 is pressed down, the large magnetic plate a401 and the large magnetic plate B402 are magnetically attracted, the pressing plate 301 is kept still, the opening and closing arc plate 308 is kept in a state of closing the outlet of the die head 2, when the opening and closing arc plate 308 is rapidly driven to rotate and close by the rotating shaft 307, the scraping block 403 which is in sliding connection with the outer wall of the opening and closing arc plate 308 through the sliding chute is rapidly thrown out due to the centrifugal force when the opening and closing arc plate 308 rotates, so that residues adhered to the outer wall of the opening and closing arc plate 308 after the outer wall of the die head 2 is scraped, the residues are scraped off, part of residues with stronger adhesion are scraped into the trapezoid groove 406, the outer wall of the scraping block 403 is close to the inner wall of the trapezoid groove 406, the residues are compacted, the cleaning and collecting effects on the residues are improved, and the situation that the residues are adhered to the outer wall of the scraping block 403 and the opening and closing arc plate 308 are returned to the original position after the outer wall of the scraping block 403 is installed next time of the die head 2 is avoided;
and along with scraping block 403 is thrown to trapezoidal slot 406 department by centrifugal force after, open and shut arc 308 then is closed, scraping block 403 imbeds in the trapezoidal slot 406, guaranteed the steady closed effect of open and shut arc 308, when later stage needs installing die head 2 again, after installing die head 2 and extruder body 5, through lifting pressing plate 301, break away from magnetism between big magnetic plate A401 and the big magnetic plate B402, and magnetism plate A303 and the magnetism plate B304 of arc sliding plate 302 outer wall are again inhaled magnetically, then can release slide bar 305, drive rotation axis 307 and open and shut arc 308 rotation, get back to the normal position, realize automatic homing effect.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (9)
1. The utility model provides an extruder that can trade die head fast, includes extruder body (5), its characterized in that: the automatic closing device comprises an extruding machine body (5), a motor (6) is fixedly connected to the outer wall of the extruding machine body (5), a base (1) is fixedly connected to the bottom of the extruding machine body (5), a die head (2) is fixedly installed at one end of the extruding machine body (5), and an automatic closing mechanism (3) of a die head outlet is arranged on the outer wall of the die head (2);
the die head outlet automatic closing mechanism (3) comprises a pressing plate (301), an arc sliding plate (302) is fixedly connected to the outer wall of the pressing plate (301), an arc sliding groove is formed in the die head (2), the outer wall of the arc sliding plate (302) is connected with an arc sliding groove, the outer wall of the arc sliding plate (302) is fixedly connected with a magnetic plate A (303), the outer wall of the magnetic plate A (303) is contacted with a magnetic plate B (304), the outer wall of the magnetic plate B (304) is fixedly connected with the outer wall of the die head (2), a long spring (306) is fixedly connected to the outer wall of the sliding rod (305), one end of the long spring (306) is fixedly connected with the inner wall of the die head (2), the inner wall of the die head (2) is fixedly connected with a sliding rod (305) through a small sliding block, the outer wall of the sliding rod (305) is connected with a rotary shaft (307), the outer wall of the rotary shaft (307) is rotationally connected with an opening and closing plate (308) through a plane bearing, the outer wall of the rotary shaft (307) is fixedly connected with an elastic rope (309), one end of the die head (2) is fixedly connected with an elastic rope (311) through one end of the die head (2), the outer wall of the pressing plate (301) is fixedly connected with a long rotating shaft (312), the outer wall of the long rotating shaft (312) is rotationally connected with the outer wall of the die head (2) through a bearing, and a sliding scraping cleaning mechanism (4) is arranged outside the opening-closing arc plate (308);
the sliding scraping cleaning mechanism (4) comprises a large magnetic plate A (401), the outer wall of the large magnetic plate A (401) is fixedly connected with the outer wall of the pressing plate (301), and the outer wall of the die head (2) is fixedly connected with a large magnetic plate B (402).
2. An extruder capable of rapidly changing die heads as claimed in claim 1, wherein: the sliding scraping cleaning mechanism (4) further comprises a scraping block (403), the outer wall of the scraping block (403) is in sliding connection with the outer wall of the opening and closing arc plate (308), the inner wall of the scraping block (403) is fixedly connected with a magnetic attraction block (404), and a trapezoid groove (406) is formed in the outer wall of the opening and closing arc plate (308).
3. An extruder capable of rapidly changing die heads as claimed in claim 2, wherein: the outer wall of the arc-shaped sliding plate (302) is fixedly connected with a sliding block, and magnetism of one side of the sliding block opposite to the magnetic attraction block (404) is magnetic attraction of different poles.
4. A fast die change extruder as set forth in claim 3 wherein: the outer wall of the opening-closing arc plate (308) is provided with a sliding groove, and the outer wall of the opening-closing arc plate (308) is in sliding connection with a sliding block on the outer wall of the scraping block (403) through the sliding groove.
5. An extruder capable of rapidly changing die heads as claimed in claim 4, wherein: the large magnetic plate A (401) and the large magnetic plate B (402) have magnetism, and the magnetism of the side, opposite to the large magnetic plate A (401) and the large magnetic plate B (402), is the magnetism of opposite pole attraction.
6. An extruder capable of rapidly changing die heads as claimed in claim 5, wherein: the elastic rope (309) is made of rubber and has elasticity, so the elasticity of the elastic rope (309) is smaller than the magnetic attraction force between the large magnetic plate A (401) and the large magnetic plate B (402).
7. An extruder capable of rapidly changing die heads as claimed in claim 6, wherein: the elasticity of the long spring (306) is smaller than the magnetic attraction force between the large magnetic plate A (401) and the large magnetic plate B (402), and the side of the long spring (306) opposite to the elastic rope (309).
8. An extruder capable of rapidly changing die heads as claimed in claim 7, wherein: the magnetic plate A (303) and the magnetic plate B (304) have magnetism, and the magnetism of the opposite side of the magnetic plate A (303) and the magnetic plate B (304) is the magnetism of opposite pole attraction.
9. An extruder capable of rapidly changing die heads as claimed in claim 8, wherein: the outer wall of the opening-closing arc plate (308) is provided with a groove, and the radian of the outer wall of the groove is the same as that of the outer wall of the rotating shaft (307) and the shape of the outer wall of the groove is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310363791.3A CN116423796A (en) | 2023-04-07 | 2023-04-07 | Plastic extruding machine capable of rapidly replacing die head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310363791.3A CN116423796A (en) | 2023-04-07 | 2023-04-07 | Plastic extruding machine capable of rapidly replacing die head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116423796A true CN116423796A (en) | 2023-07-14 |
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| CN202310363791.3A Pending CN116423796A (en) | 2023-04-07 | 2023-04-07 | Plastic extruding machine capable of rapidly replacing die head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382145A (en) * | 2023-12-13 | 2024-01-12 | 河北三庆机械制造有限公司 | Continuous material-flowing double-station blow molding machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117382145A (en) * | 2023-12-13 | 2024-01-12 | 河北三庆机械制造有限公司 | Continuous material-flowing double-station blow molding machine |
| CN117382145B (en) * | 2023-12-13 | 2024-02-13 | 河北三庆机械制造有限公司 | Continuous material-flowing double-station blow molding machine |
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