CN215242718U - Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling - Google Patents
Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling Download PDFInfo
- Publication number
- CN215242718U CN215242718U CN202120715007.7U CN202120715007U CN215242718U CN 215242718 U CN215242718 U CN 215242718U CN 202120715007 U CN202120715007 U CN 202120715007U CN 215242718 U CN215242718 U CN 215242718U
- Authority
- CN
- China
- Prior art keywords
- extruder
- cooling
- sheet processing
- plastic sheet
- transmission shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an extruder with rapid cooling and deformation prevention for plastic sheet processing, which comprises a workbench and a supporting structure applied to the whole mechanism, wherein a motor is arranged on one side of the workbench; the tail end of one side, far away from the motor, of the transmission shaft is connected with a screw; the guide rail is fixedly installed on one side of the top end of the workbench, a sliding block of a movable link structure is arranged on one side of the guide rail, a poking pin is fixed at the bottom end of the sliding block, and a connecting plate is connected to one side, away from the guide rail, of the sliding block. This plastic sheet processing is with having quick cooling anti-deformation's extruder compares with current ordinary plastic extruder, changes the plastic covering cooling to the plastic extruder output among the prior art and is not enough to send the not good drawback of finished product quality, realizes the quick high-efficient cooling of the high temperature plastic covering of extruder output with the water-cooled mode of forced air cooling cooperation segmentation, and the mode of hybrid cooling makes the utility model discloses possess better cooling effect to crystalline plastics such as polyethylene, polypropylene.
Description
Technical Field
The utility model relates to a plastic sheet processing technology field specifically is a plastic sheet processing is with having quick cooling shape of preapring for an unfavorable turn of events' extruder.
Background
The main body of the plastic extruder is an extruder which consists of an extrusion system, a transmission system and a heating and cooling system, wherein the extrusion system comprises a screw, a machine barrel, a hopper, a machine head and a mold, and the plastic is plasticized into uniform melt by the extrusion system and is continuously extruded by the screw under the pressure established in the process.
The existing plastic extrusion equipment has the following common problems: the cooling product cooling of product is the important measure of guaranteeing goods geometric shape and inner structure, and the plastics crowded covering should cool off immediately after leaving the aircraft nose, otherwise can take place to warp under the action of gravity, and the clearance distribution of the multistage basin of current equipment adoption mostly or pure forced air cooling reach the refrigerated purpose, but this kind of cooling method controllability is lower, leads to the plastics covering supercooling speed of extruding to take place the deformation at the excessive speed easily, so needs an extrusion mechanism that has quick cooling and preapreshaped for an unfavorable turn of events shape to realize exerting control to the whole journey of slow cooling process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plastic sheet processing is with having quick cooling to prevent extruder of deformation to solve the gap distribution that the existing equipment that provides among the above-mentioned background art adopted many steps basin and press down or simply air-cooled in order to reach refrigerated purpose, but this kind of cooling method controllability is lower, lead to the plastic envelope undercooling speed of extruding too fast to take place deformation easily, so need one kind to have quick cooling to prevent the extrusion mechanism of deformation and realize just the user demand problem of controlling whole journey to the slow cooling process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plastic sheet processing is with extruder that has quick cooling and preapres for an unfavorable turn of events shape, includes:
the workbench is applied to a supporting structure of the whole mechanism, and one side of the workbench is provided with a motor;
the transmission shaft is rotatably arranged on one side of the output end of the motor, a crank is arranged at the meter end of the transmission shaft, and the tail end of the transmission shaft, which is far away from the motor, is connected with a screw rod;
the guide rail is fixedly arranged on one side of the top end of the workbench, a movable sliding block is arranged on one side of the guide rail, a poking pin is fixed at the bottom end of the sliding block, and a connecting plate is connected to one side, away from the guide rail, of the sliding block;
and the slow cooling cylinder is rotatably arranged outside the stirring bin, and the surface end of the slow cooling cylinder is uniformly provided with positioning holes.
Preferably, the propeller shaft further includes:
the first gear ring is rotatably arranged at the surface end of the transmission shaft at one side of the crank;
one side of the input end of the umbrella handle is engaged and installed at the middle end of the first toothed ring;
and the second gear ring is meshed and installed on one side of the output end of the umbrella handle.
Preferably, the second ring gear further comprises:
the sleeve is fixedly arranged at the bottom end of the second toothed ring;
and the connecting rods are uniformly distributed and fixed on the side end face of the sleeve.
Preferably, the connection plate further includes:
the water pump is fixedly arranged on one side of the top end of the connecting plate;
and the water channel is fixedly arranged on one side of the bottom end of the connecting plate and is connected with one side of the output end of the water pump through a rubber tube.
Preferably, the waterway further comprises:
the heating rod is arranged on the inner wall of the water channel pipeline;
and the water outlet pipes are uniformly distributed at the tail end of the water channel.
Preferably, the outlet pipe further comprises:
and the cooling module is symmetrically and fixedly arranged at the surface end of the water outlet pipe, and the height of the cooling module at the bottom end of the corresponding water outlet pipe is gradually increased from right to left.
Preferably, the propeller shaft further includes:
the stirring bin is fixedly arranged on one side of the workbench;
the screw rod, its rotation is installed transmission shaft output one side, the screw rod runs through in stirring storehouse one side and the output is connected with the slow cooling section of thick bamboo input, screw rod table end spiral protrusion clearance diminishes gradually.
Preferably, the slow cooling cylinder further comprises:
the air inlet is uniformly formed in the side end face of the slow cooling cylinder, and the air inlet inclines towards the discharging direction of the slow cooling cylinder.
Compared with the prior art, the beneficial effects of the utility model are that: change among the prior art to the plastic envelope cooling of plastic extruder output and be not enough to send the not good drawback of finished product quality, realize the high-temperature plastic envelope's of extruder output high-efficient cooling with air-cooled cooperation segmentation water-cooled mode, mix the refrigerated mode and make this practicality possess better cooling effect to crystalline plastics such as polyethylene, polypropylene.
1. The utility model discloses a setting of umbrella stick, first ring gear takes place to rotate under the drive of transmission shaft, realize the meshing transmission of umbrella stick to output second ring gear under the meshing effect of umbrella stick input profile of tooth and first ring gear, realize the differential transmission of first ring gear and second ring gear under the transmission of umbrella stick, the second ring gear implements the drive to the slow cooling section of thick bamboo through the connecting rod of the even fixed of sleeve table end of bottom mounting, make the slow cooling section of thick bamboo implement the segmentation slow cooling with the location contact of the water course that connecting plate output end clearance was seted up under the differential rotation, the suitability is stronger;
2. the utility model discloses a setting of cooling module, the crank realizes the synchronous revolution with first ring gear through the coaxial structure with the transmission shaft, realize conflicting the intermittent type of stirring the round pin in the crank rotatory stroke, the vertical reciprocating stroke of stirring the fixed slider in round pin top receives the direction restriction of the fixed guide rail in workstation one side, the slider realizes the intermittent type contact of its output one side connecting plate terminal outlet pipe and slow cooling section of thick bamboo in vertical reciprocating stroke, the fixed water pump in connecting plate top passes through the rubber tube and carries the coolant liquid to the water course, the coolant liquid receives the preheating of heating rod and transports to terminal outlet pipe in the process of carrying via the water course, carry the coolant liquid of different rated temperatures to the locating hole that slow cooling section of thick bamboo table end was seted up under the effect of the cooling module of the difference of height that outlet pipe table end set up, realize the segmentation water-cooling;
3. the utility model discloses a setting of a slow cooling section of thick bamboo, the screw rod in the stirring storehouse takes place rotatoryly under the drive of transmission shaft, the realization is carried the heating of the plastic granules via the feeder hopper input, screw rod table end intermittent type gradually becomes little structure setting has ensured that the change of cooperation temperature realizes progressively exerting pressure to plastic granules, ensure the stability of finished product quality, the slow cooling section of thick bamboo of stirring storehouse one end realizes being located the rotation of stirring storehouse discharge end under the transmission of multiunit connecting rod, the plastic envelope of unloading into a slow cooling section of thick bamboo realizes segmentation slow cooling under the effect of the coolant liquid of the rated temperature via the locating hole input here, outside air gushes into a slow cooling section of thick bamboo via the air intake under the venturi effect in the rotary motion of a slow cooling section of thick bamboo, implement the water-cooled while with the forced air-cooling in the coolant liquid that realizes outlet pipe output, very big improvement cooling efficiency.
Drawings
FIG. 1 is a schematic view of the front view of the internal structure of the present invention;
FIG. 2 is a front view of the umbrella handle member of the present invention;
FIG. 3 is a schematic side view of the umbrella handle member of the present invention
Fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a work table; 2. a motor; 3. a drive shaft; 4. a crank; 5. a first ring gear; 6. an umbrella handle; 7. a second ring gear; 8. a sleeve; 9. a connecting rod; 10. a guide rail; 11. a slider; 12. a toggle pin; 13. a connecting plate; 14. a water pump; 15. a water channel; 16. a heating rod; 17. a water outlet pipe; 18. a cooling module; 19. a stirring bin; 20. a screw; 21. a feed hopper; 22. a slow cooling cylinder; 23. positioning holes; 24. and an air inlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a fast cooling anti-deformation extruder for processing plastic sheets comprises a workbench 1 and a supporting structure applied to the whole mechanism, wherein a motor 2 is installed on one side of the workbench 1;
the transmission shaft 3 is rotatably arranged on one side of the output end of the motor 2, a crank 4 is arranged at the surface end of the transmission shaft 3, and a screw rod 20 is connected to the tail end of one side, away from the motor 2, of the transmission shaft 3;
the guide rail 10 is fixedly arranged on one side of the top end of the workbench 1, a movable slide block 11 is arranged on one side of the guide rail 10, a poking pin 12 is fixed at the bottom end of the slide block 11, and a connecting plate 13 is connected to one side, far away from the guide rail 10, of the slide block 11;
the slow cooling cylinder 22 is rotatably arranged outside the stirring bin 19, positioning holes 23 are uniformly formed in the surface end of the slow cooling cylinder 22, a screw rod 20 in the stirring bin 19 is driven by the transmission shaft 3 to rotate to realize heating and conveying of plastic particles input through the feeding hopper 21, the structural arrangement that the intervals of the surface end of the screw rod 20 are gradually reduced ensures that the plastic particles are gradually pressed by the change of the matching temperature, the stability of the quality of a finished product is ensured, the slow cooling cylinder 22 at one end of the stirring bin 19 is driven by a plurality of groups of connecting rods 9 to rotate at the discharging end of the stirring bin 19, the plastic cladding discharged into the slow cooling cylinder 22 realizes sectional slow cooling under the action of cooling liquid with the rated temperature input through the positioning holes 23, in the rotating motion of the slow cooling cylinder 22, external air is blown into the slow cooling cylinder 22 through the air inlet 24 under the action of the Venturi effect, and air cooling is realized while water cooling of the cooling liquid output by the water outlet pipe 17 is realized, the cooling efficiency is greatly improved.
Preferably, the propeller shaft 3 further includes:
the first toothed ring 5 is rotatably arranged at the surface end of the transmission shaft 3 on one side of the crank 4;
an umbrella handle 6, one side of the input end of which is engaged with the middle end of the first toothed ring 5;
and the second gear ring 7 is engaged and installed on one side of the output end of the umbrella handle 6.
Preferably, the second ring gear 7 further comprises:
the sleeve 8 is fixedly arranged at the bottom end of the second toothed ring 7;
the connecting rods 9 are uniformly distributed and fixed on the end face of the side of the sleeve 8, the first toothed ring 5 rotates under the driving of the transmission shaft 3, the meshing transmission of the umbrella handle 6 to the second toothed ring 7 at the output end is realized under the meshing action of the tooth form at the input end of the umbrella handle 6 and the first toothed ring 5, the differential transmission of the first toothed ring 5 and the second toothed ring 7 is realized under the transmission of the umbrella handle 6, the second toothed ring 7 drives the slow cooling cylinder 22 through the connecting rod 9 uniformly fixed at the surface end of the sleeve 8 with the fixed bottom end, so that the slow cooling cylinder 22 is in positioning contact with the water channel 15 arranged in the gap between the slow cooling cylinder 22 and the output end of the connecting plate 13 under the differential rotation to implement segmented slow cooling, and the applicability is stronger.
Preferably, the connection plate 13 further comprises:
a water pump 14 fixedly installed at one side of the top end of the connection plate 13;
and the water channel 15 is fixedly arranged on one side of the bottom end of the connecting plate 13 and is connected with one side of the output end of the water pump 14 through a rubber tube.
Preferably, the waterway 15 further comprises:
the heating rod 16 is arranged on the inner wall of the water channel 15;
and the water outlet pipes 17 are uniformly distributed at the tail end of the water channel 15.
Preferably, the outlet pipe 17 further comprises:
the cooling module 18 is symmetrically and fixedly installed at the surface end of the water outlet pipe 17, the height of the cooling module 18, which is located at the bottom end of the corresponding water outlet pipe 17, is gradually increased from right to left, the crank 4 synchronously rotates with the first toothed ring 5 through a coaxial structure with the transmission shaft 3, intermittent collision on the toggle pin 12 is realized in the rotation stroke of the crank 4, the longitudinal reciprocating stroke of the slide block 11 fixed at the top end of the toggle pin 12 is limited by the guide of the guide rail 10 fixed at one side of the workbench 1, the slide block 11 realizes intermittent contact of the water outlet pipe 17 at the tail end of the connecting plate 13 at one side of the output end of the slide block 13 with the slow cooling cylinder 22 in the longitudinal reciprocating stroke, the water pump 14 fixed at the top end of the connecting plate 13 conveys cooling liquid to the water channel 15 through a rubber pipe, the cooling liquid is preheated by the heating rod 16 in the conveying process through the water channel 15 and then conveyed to the tail end water outlet pipe 17, the cooling liquid with different rated temperatures is conveyed to the positioning hole 23 formed at the surface end of the slow cooling cylinder 22 under the action of the cooling module 18 with different heights arranged at the surface end of the water outlet pipe 17, and realizing sectional water cooling.
Preferably, the propeller shaft 3 further includes:
a stirring bin 19 fixedly installed at one side of the worktable 1;
the screw rod 20 is rotatably installed on one side of the output end of the transmission shaft 3, the screw rod 20 penetrates through one side of the stirring bin 19, the output end of the screw rod 20 is connected with the input end of the slow cooling cylinder 22, and the spiral protruding gap on the surface end of the screw rod 20 is gradually reduced.
Preferably, the slow cooling cylinder 22 further includes:
The working principle is as follows: when the extruder with the rapid cooling deformation prevention function is used for processing the plastic sheet, firstly, the motor 2 on one side of the workbench 1 is started, the transmission shaft 3 starts to rotate under the transmission of the motor 2, the screw 20 in the stirring bin 19 is driven by the transmission shaft 3 to rotate, the heating and conveying of plastic particles input through the feed hopper 21 are realized, the structure that the intervals of the surface of the screw 20 are gradually reduced ensures that the plastic particles are gradually pressed by the change of the matching temperature, the stability of the quality of a finished product is ensured, the first toothed ring 5 which forms a coaxial transmission structure with the transmission shaft 3 rotates under the drive of the transmission shaft 3, the meshing transmission of the umbrella handle 6 to the second toothed ring 7 at the output end is realized under the meshing action of the tooth form of the input end of the umbrella handle 6 and the first toothed ring 5, the differential transmission of the first toothed ring 5 and the second toothed ring 7 is realized under the drive of the umbrella handle 6, and the second toothed ring 7 drives the slow cooling cylinder 22 through the connecting rod 9 uniformly fixed at the surface end of the sleeve 8 fixed at the bottom end Moving to ensure that the slow cooling cylinder 22 is in positioning contact with a water channel 15 arranged in a gap at the output end of the connecting plate 13 under differential rotation to implement sectional slow cooling, the slow cooling cylinder 22 at one end of the stirring bin 19 is driven by a plurality of groups of connecting rods 9 to realize rotation at the discharge end of the stirring bin 19, the crank 4 realizes synchronous rotation with the first toothed ring 5 through a coaxial structure of the transmission shaft 3, intermittent collision on the toggle pin 12 is realized in the rotation stroke of the crank 4, the longitudinal reciprocating stroke of the slide block 11 fixed at the top end of the toggle pin 12 is limited by the guide rail 10 fixed at one side of the workbench 1, the slide block 11 realizes intermittent contact between the tail end water outlet pipe 17 of the connecting plate 13 at one side of the output end and the slow cooling cylinder 22 in the longitudinal reciprocating stroke, the water pump 14 fixed at the top end of the connecting plate 13 conveys cooling liquid to the water channel 15 through a rubber pipe, and the cooling liquid is conveyed to the tail end water outlet pipe 17 after being preheated by the heating rod 16 in the conveying process through the water channel 15, the cooling module 18 with different heights arranged at the surface end of the water outlet pipe 17 conveys cooling liquid with different rated temperatures to the positioning hole 23 arranged at the surface end of the slow cooling cylinder 22 under the action of the cooling module 18 with different heights arranged at the surface end of the water outlet pipe 17, segmented water cooling is realized, the plastic cladding discharged into the slow cooling cylinder 22 realizes segmented slow cooling under the action of the cooling liquid with the rated temperature input through the positioning hole 23, external air flows into the slow cooling cylinder 22 through the air inlet 24 under the action of the Venturi effect in the rotating motion of the slow cooling cylinder 22, and the cooling liquid output by the water outlet pipe 17 is cooled while air cooling is realized, so that the cooling efficiency is greatly improved, and the plastic sheet processing tool has the working principle of an extruder with quick cooling and deformation prevention.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a plastic sheet processing is with extruder that has quick cooling and preapres for an unfavorable turn of events shape which characterized in that includes:
the workbench is applied to a supporting structure of the whole mechanism, and one side of the workbench is provided with a motor;
the transmission shaft is rotatably arranged on one side of the output end of the motor, a crank is arranged at the meter end of the transmission shaft, and the tail end of the transmission shaft, which is far away from the motor, is connected with a screw rod;
the guide rail is fixedly arranged on one side of the top end of the workbench, a movable sliding block is arranged on one side of the guide rail, a poking pin is fixed at the bottom end of the sliding block, and a connecting plate is connected to one side, away from the guide rail, of the sliding block;
and the slow cooling cylinder is rotatably arranged outside the stirring bin, and the surface end of the slow cooling cylinder is uniformly provided with positioning holes.
2. The extruder with rapid cooling deformation prevention for plastic sheet processing according to claim 1, wherein the transmission shaft further comprises:
the first gear ring is rotatably arranged at the surface end of the transmission shaft at one side of the crank;
one side of the input end of the umbrella handle is engaged and installed at the middle end of the first toothed ring;
and the second gear ring is meshed and installed on one side of the output end of the umbrella handle.
3. The extruder with rapid cooling deformation prevention for plastic sheet processing according to claim 2, wherein the second ring gear further comprises:
the sleeve is fixedly arranged at the bottom end of the second toothed ring;
and the connecting rods are uniformly distributed and fixed on the side end face of the sleeve.
4. The extruder with rapid cooling and deformation prevention for plastic sheet processing according to claim 1, wherein the connecting plate further comprises:
the water pump is fixedly arranged on one side of the top end of the connecting plate;
and the water channel is fixedly arranged on one side of the bottom end of the connecting plate and is connected with one side of the output end of the water pump through a rubber tube.
5. The extruder for plastic sheet processing with rapid cooling deformation prevention according to claim 4, wherein the water channel further comprises:
the heating rod is arranged on the inner wall of the water channel pipeline;
and the water outlet pipes are uniformly distributed at the tail end of the water channel.
6. The extruder with rapid cooling and deformation prevention for plastic sheet processing according to claim 5, wherein the water outlet pipe further comprises:
and the cooling module is symmetrically and fixedly arranged at the surface end of the water outlet pipe, and the height of the cooling module at the bottom end of the corresponding water outlet pipe is gradually increased from right to left.
7. The extruder with rapid cooling deformation prevention for plastic sheet processing according to claim 1, wherein the transmission shaft further comprises:
the stirring bin is fixedly arranged on one side of the workbench;
the screw rod, its rotation is installed transmission shaft output one side, the screw rod runs through in stirring storehouse one side and the output is connected with the slow cooling section of thick bamboo input, screw rod table end spiral protrusion clearance diminishes gradually.
8. The extruder with rapid cooling and deformation prevention for plastic sheet processing according to claim 1, wherein the slow cooling barrel further comprises:
the air inlet is uniformly formed in the side end face of the slow cooling cylinder, and the air inlet inclines towards the discharging direction of the slow cooling cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120715007.7U CN215242718U (en) | 2021-04-08 | 2021-04-08 | Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120715007.7U CN215242718U (en) | 2021-04-08 | 2021-04-08 | Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215242718U true CN215242718U (en) | 2021-12-21 |
Family
ID=79506456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120715007.7U Active CN215242718U (en) | 2021-04-08 | 2021-04-08 | Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215242718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533495A (en) * | 2023-05-17 | 2023-08-04 | 江苏科新汽车装饰件有限公司 | Extrusion device for composite material production |
-
2021
- 2021-04-08 CN CN202120715007.7U patent/CN215242718U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116533495A (en) * | 2023-05-17 | 2023-08-04 | 江苏科新汽车装饰件有限公司 | Extrusion device for composite material production |
| CN116533495B (en) * | 2023-05-17 | 2023-11-21 | 江苏科新汽车装饰件有限公司 | Extrusion device for composite material production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215242718U (en) | Plastic sheet processing is with having extruder of shape of preapring for an unfavorable turn of events of quick cooling | |
| CN212472088U (en) | Waste plastic retrieves processing with cutting grain device | |
| CN116118144A (en) | Double-screw plastic extruder | |
| CN214353728U (en) | Melting extrusion molding device for producing high-temperature-resistant polylactic resin | |
| CN112172068A (en) | Preparation method of hot melt adhesive | |
| CN201989310U (en) | Double-drive multi-screw extruder | |
| CN216373286U (en) | Anti-blocking rubber extruder | |
| CN220904042U (en) | High-quality plastic extruding machine | |
| CN215791625U (en) | Double-feed-port rubber belt extruder | |
| CN215151689U (en) | High efficiency plastics extruder | |
| CN205185271U (en) | High -efficient extruding machine | |
| CN219446035U (en) | Extruder with unloader | |
| CN213412857U (en) | Mixing extrusion device for melt-blown polypropylene | |
| CN213830256U (en) | Thermostatic type plastic mixing extrusion device | |
| CN220808601U (en) | Tire vulcanizing device | |
| CN217670969U (en) | Sectional type screw extruder | |
| CN212219218U (en) | Double-screw extruder for sealant production | |
| CN220763493U (en) | Extruder heating device | |
| CN214820726U (en) | Plastic forming extruder capable of preventing feeding hopper from being blocked | |
| CN217622050U (en) | Polytetrafluoroethylene bar forming device | |
| CN220883356U (en) | Special auxiliary cooling assembly for extruder | |
| CN215283228U (en) | Multi-station extrusion molding integrated machine | |
| CN220075506U (en) | Multicolor extruder for silica gel lamp strip | |
| CN217319211U (en) | High-efficiency screw extruder | |
| CN211891695U (en) | High-efficient novel butyl coiled material production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |