CN217454842U - Cooling device of extruder - Google Patents
Cooling device of extruder Download PDFInfo
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- CN217454842U CN217454842U CN202221535066.7U CN202221535066U CN217454842U CN 217454842 U CN217454842 U CN 217454842U CN 202221535066 U CN202221535066 U CN 202221535066U CN 217454842 U CN217454842 U CN 217454842U
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Abstract
The application relates to an extruder cooling device, and relates to the field of extruder cooling equipment. The extruder cooling device is used for cooling the blown cylindrical film and comprises a cooling ring and an axial adjusting mechanism; the number of the cooling rings is at least two, and the at least two cooling rings are distributed at intervals along the axial direction of the cylinder film and are coaxially arranged; an annular cooling channel is formed in the cooling ring, a plurality of spray holes which are communicated with the annular cooling channel and used for spraying cooling media towards the cylinder film are formed in the cooling ring along the circumferential direction, and a cooling medium inlet used for communicating the annular cooling channel with an external cooling source is formed in the cooling ring; the at least two cooling rings are mounted on the axial adjusting mechanism and used for adjusting the axial distance between the at least two cooling rings. This application has the effect that reduces a section of thick bamboo membrane thickness error, improves a section of thick bamboo membrane quality.
Description
Technical Field
The application relates to the field of cooling equipment of extruders, in particular to a cooling device of an extruder.
Background
The extruder depends on the pressure and the shearing force generated by the rotation of the screw rod, can fully plasticize and uniformly mix materials, and is formed through a neck mold, which is one of main devices of an extrusion production line. The existing extrusion production line mainly comprises an extrusion host, a cooling system, a winding system, a control electric cabinet, a matched die head and the like, and can continuously produce various specifications of smooth surfaces and stripe bag body cylindrical films of blood transfusion bags, infusion bags, EVA nutrition bags, drainage bags, flushing bags, bag type infusion sets and the like.
The cooling device comprises a rack and a plurality of cooling water pipes which are fixedly arranged on the rack and are axially arranged along a cylinder film, wherein the cooling water pipes are universal bamboo joint pipes, and the cylinder film extruded by the extruder is cooled and shaped by spraying water towards the cylinder film through the plurality of cooling water pipes in the moving process.
To above-mentioned correlation technique, the inventor thinks that to the section of thick bamboo membrane water spray through condenser tube, can't evenly cool off to section of thick bamboo membrane surface to can lead to section of thick bamboo membrane in circumferencial direction and axial thickness inhomogeneous, and then can make the width error of section of thick bamboo membrane after flattening great, influenced the quality of section of thick bamboo membrane.
SUMMERY OF THE UTILITY MODEL
In order to improve the quality of the barrel film, the application provides an extruder cooling device.
The application provides an extruder cooling device adopts following technical scheme:
an extruder cooling device is used for cooling a blown cylindrical film and comprises a cooling ring and an axial adjusting mechanism;
the number of the cooling rings is at least two, and the at least two cooling rings are distributed at intervals along the axial direction of the cylinder film and are coaxially arranged;
an annular cooling channel is formed in the cooling ring, a plurality of spray holes which are communicated with the annular cooling channel and used for spraying cooling media towards the cylinder film are formed in the cooling ring along the circumferential direction, and a cooling medium inlet used for communicating the annular cooling channel with an external cooling source is formed in the cooling ring;
the at least two cooling rings are mounted on the axial adjusting mechanism and used for adjusting the axial distance between the at least two cooling rings.
By adopting the technical scheme, cooling media such as cold water or cold air can be introduced into the cooling medium inlet, and the cooling media are uniformly sprayed to the surface of the just extruded cylinder film from the spray holes after entering the cooling channel, so that the cylinder film is cooled more uniformly, and the thickness of the cylinder film in the circumferential direction and the axial direction is more uniform, thereby reducing the width error of the cylinder film after being flattened and improving the quality of the cylinder film; in addition, because the cooling time and the cooling time needed by the cylindrical films with different specifications are different, the axial adjusting mechanism is used for adjusting the positions of the cooling rings and the axial distance between the adjacent cooling rings, so that the cylindrical films with different specifications are cooled, and the applicability is improved. If the water is sprayed to the cylindrical film for cooling by only adopting a plurality of cooling water pipes in the related technology, the thickness tolerance of the cylindrical film is +/-0.1 mm, the width tolerance is +/-5 mm, and the quality is poor; adopt this application's extruder cooling device to cool off the back to section of thick bamboo membrane, the thickness tolerance of section of thick bamboo membrane can reduce to 0.02 millimeter, and the width tolerance can reduce to 1.5 millimeter, and the quality of section of thick bamboo membrane is higher.
Optionally, the axial adjusting mechanism includes a connecting seat, an adjusting rod and an adjusting screw;
the central axis of the adjusting rod is parallel to the central axis of the cylinder film, one end of the adjusting rod is fixed on the connecting seat, and the other end of the adjusting rod sequentially penetrates through at least two cooling rings and is suspended;
the adjusting screw is arranged on the cooling ring along the radial direction, is arranged corresponding to the adjusting rod and is used for fixing the axial position of the cooling ring.
Through adopting above-mentioned technical scheme, when the position of cooling ring or the interval between the adjacent cooling ring need be adjusted, unscrew adjusting screw, promote the cooling ring and slide to the assigned position back along adjusting the pole, screw up adjusting screw, simple structure adjusts the convenience, and the connecting seat plays the effect of being connected with other equipment.
Optionally, the lifting mechanism further comprises a height adjusting mechanism for driving the connecting seat to lift, and the height adjusting mechanism comprises a gantry, a guide post and a screw rod; the screw rod runs through the top of the portal frame and is in threaded connection with the portal frame, the connecting seat is located inside the portal frame and is connected with the bottom end of the screw rod in a rotating mode, the connecting seat is provided with a guide hole, one end of the guide post is connected with the top of the portal frame, the other end of the guide post runs through the guide hole and is in sliding connection with the connecting seat, and one end of the adjusting rod is connected with the connecting seat.
By adopting the technical scheme, when the machine head of the extruder extrudes the cylinder films with different specifications, the die needs to be replaced, the position of the central axis of the machine head of the extruder is likely to change, when the height of the cooling ring needs to be adjusted, the screw rod is rotated, the screw rod drives the connecting seat to ascend or descend, the guide column plays a role in guiding the movement of the connecting seat, after the cooling ring reaches the designated height, the center of the cooling ring is basically equal to the center of the machine head of the extruder in height, and at the moment, the screw rod stops rotating, so that the structure is simple, and the operation is convenient; and after the adjustment, the distances between different spray holes and the surface of the cylinder film are equal, so that the cooling effect is improved, a better cooling effect can be kept after the machine head die is replaced, and the applicability is improved.
Optionally, the device also comprises a position adjusting assembly for adjusting the horizontal position of the gantry along the axial direction of the drum membrane; the position adjusting component comprises a sliding rod, a sliding block, two positioning pieces and two fixing blocks; two the fixed block is located respectively the both ends of slide bar, the slide bar tip is connected with the fixed block, sliding block and slide bar sliding connection, the sliding block is connected, two with portal bottom the setting element is located respectively the both sides of sliding block, the setting element can be dismantled with the slide bar and be connected, the setting element is used for fixing a position the sliding block is in position on the slide bar.
By adopting the technical scheme, the cooling time is different when the tubular films with different specifications are produced, and the position of the gantry can be changed through the position adjusting assembly; specifically, when the position of the portal frame needs to be changed, the sliding block is released from being fixed by the positioning piece, the portal frame is pushed, the sliding block is driven by the portal frame to slide on the sliding rod, and after the portal frame moves to a specified position, the sliding block is restored to be fixed by the positioning piece, so that the portal frame is simple in structure and convenient to operate; the distance between the cooling ring and the machine head is changed through the position adjusting assembly, the requirements of cylinder films of different specifications on cooling time are met, and the applicability is further improved.
Optionally, the cooling ring is made by 3D printing.
Through adopting above-mentioned technical scheme, adopt 3D printing technology, the simple structure of cooling ring reduces the step of equipment.
Optionally, the cooling ring includes an inner ring and an outer ring, the inner ring is located inside the outer ring, and the inner ring is detachably connected to the outer ring; and the inner ring and the outer ring are both provided with grooves for forming an annular cooling channel.
Through adopting above-mentioned technical scheme, can process inner ring and outer loop through the mode of machine tooling, when the section of thick bamboo membrane of different specifications is processed to needs, in order to reach better cooling effect, can just change different inner rings through dismantling the inner ring, the internal diameter size of different inner rings, orifice diameter size, orifice interval, the orientation of seting up of orifice are different, can adapt to the cooling demand of different specification section of thick bamboo membranes, have further improved the suitability.
Optionally, the cooling ring further includes a fastening ring and a fastening screw, the inner ring includes a cooling section and a connecting section, the cooling section is located inside the outer ring, the connecting section is located on a side wall of the outer ring, the cooling section is connected with the connecting section, the fastening ring is located on a side of the connecting section far away from the outer ring, and the fastening screw penetrates through the fastening ring and is in threaded connection with the outer ring.
Through adopting above-mentioned technical scheme, adopt inner ring, outer loop and fastening ring to constitute the cooling ring, can reduce machining, assembly error and cause the not good problem of sealed effect, be fixed in the outer loop with the inner ring through fastening ring and fastening screw on, both can improve the leakproofness, reduce the probability of leaking, still easy to assemble with dismantle the inner ring, and then maintain or change the inner ring.
Optionally, the cooling ring is made of a heat dissipation material.
By adopting the technical scheme, because the temperature of the cylindrical film is high when the cylindrical film is extruded from the head, when the cylindrical film passes through the cooling ring, a part of heat can be absorbed by the cooling ring, so that the temperature of a cooling medium in the cooling ring is increased, and the cooling effect of the cylindrical film can be influenced; the cooling ring is made of heat dissipation materials, heat on the cooling ring can be quickly dissipated, and the influence on the cooling effect of the cylinder film is reduced.
Alternatively, the nozzle holes are arranged obliquely in the direction opposite to the moving direction of the cartridge film.
Through adopting above-mentioned technical scheme, the orifice slope sets up, and the cooling medium who erupts is great with section of thick bamboo membrane area of contact, and the cooling effect is better.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the cooling ring, cooling media such as cold water or cold air can be introduced into the cooling medium inlet, and the cooling media are uniformly sprayed to the surface of the just extruded cylindrical film from the spray holes after entering the cooling channel, so that the cylindrical film is cooled more uniformly, and the thickness of the cylindrical film in the circumferential direction and the axial direction is more uniform, thereby reducing the width error of the cylindrical film after being flattened and improving the quality of the cylindrical film;
2. by arranging the axial adjusting mechanism, the positions of the cooling rings and the axial distance between the adjacent cooling rings are adjusted by the axial adjusting mechanism due to different cooling time and cooling opportunity required by the cylindrical films with different specifications, so that the axial adjusting mechanism is suitable for cooling the cylindrical films with different specifications, and the applicability is improved;
3. by arranging the height adjusting mechanism, when the height of the cooling ring needs to be adjusted, the screw rod is rotated, the screw rod drives the connecting seat to ascend or descend, the guide column plays a role in guiding the movement of the connecting seat, after the cooling ring reaches a specified height, the axis of the cooling ring is collinear with the axis of the machine head of the extruder, and at the moment, the screw rod stops rotating, so that the structure is simple, and the operation is convenient; after adjustment, the distances between different spray holes and the surface of the cylinder film are equal, so that the cooling effect is improved, a better cooling effect can be kept after the machine head die is replaced, and the applicability is improved;
4. through the arrangement of the position adjusting assembly, when the position of the portal frame needs to be changed, the fixing of the positioning piece on the sliding block is released, the portal frame is pushed, the portal frame drives the sliding block to slide on the sliding rod, and after the portal frame moves to a specified position, the fixing of the positioning piece on the sliding block is restored; the distance between the cooling ring and the machine head is changed through the position adjusting assembly, the requirements of cylinder films of different specifications on cooling time are met, and the applicability is further improved.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present application;
FIG. 2 is a cross-sectional view of a cooling ring according to embodiment 1 of the present application;
FIG. 3 is a schematic structural diagram of embodiment 2 of the present application;
FIG. 4 is a cross-sectional view of a cooling ring of embodiment 2 of the present application;
FIG. 5 is a schematic structural diagram of embodiment 3 of the present application;
fig. 6 is a schematic structural view of a position adjustment assembly according to embodiment 3 of the present application.
Description of reference numerals: 1. a cooling ring; 11. an inner ring; 111. a cooling section; 112. a connecting section; 12. an outer ring; 13. a fastening ring; 131. a compacting section; 132. a fixed section; 14. a fastening screw; 2. an axial adjustment mechanism; 21. a connecting seat; 22. adjusting a rod; 23. an adjusting screw; 3. an annular cooling channel; 4. spraying a hole; 5. a cooling medium inlet; 5. an adjustment hole; 6. a height adjustment mechanism; 61. a gantry; 62. a guide post; 63. a screw; 64. a hand wheel; 7. a guide hole; 8. a position adjustment assembly; 81. a slide bar; 82. a slider; 83. a positioning member; 84. a fixed block; 9. a cooling medium input mechanism; 91. a first manifold; 92. a second manifold; 93. a third branch pipe; 94. adjusting a valve; 95. a fourth branch pipe; 96. a fifth branch pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses extruder cooling device.
Example 1
Referring to fig. 1-2, the cooling device of the extruder comprises cooling rings 1 and an axial adjusting mechanism 2, the number of the cooling rings 1 is at least two, and the number of the cooling rings 1 can be two, three or five, but the requirement of uniformly cooling the cylindrical film can be met, in the embodiment, the number of the cooling rings 1 is three, and the three cooling rings 1 are distributed at equal intervals along the axial direction of the cylindrical film and are coaxially arranged; an annular cooling channel 3 is formed in the cooling ring 1, the cross section of the annular cooling channel 3 is rectangular, a plurality of spray holes 4 are formed in the cooling ring 1 at equal intervals along the circumferential direction, the spray holes 4 are communicated with the annular cooling channel 3, the spray holes 4 are used for spraying cooling media towards a cylinder film, the spray holes 4 are obliquely arranged in the direction opposite to the motion direction of the cylinder film, a cooling medium inlet 5 for communicating the annular cooling channel 3 with an external cooling source is formed in the cooling ring 1, and the four cooling medium inlets 5 are arranged at equal intervals along the circumferential direction of the cooling ring 1; the cooling ring 1 is made of a heat dissipation material, in the embodiment, the cooling ring 1 is made of copper, the cooling ring 1 made of copper is convenient for quickly dissipating heat, and the cooling ring 1 is integrally formed by a 3D printing process; the three cooling rings 1 are mounted on an axial adjusting mechanism 2 and used for adjusting the axial distance between every two adjacent cooling rings 1.
Referring to fig. 1-2, the axial adjustment mechanism 2 includes a connection seat 21, an adjustment rod 22, and an adjustment screw 23; the connecting seat 21 is cuboid, the central axis of the adjusting rod 22 is parallel to the central axis of the cylindrical film, the cooling ring 1 is provided with adjusting holes 5 matched with the adjusting rod 22, the number of the adjusting rods 22 can be one, two or four, and the requirement of stably connecting the three cooling rings 1 can be met, in the embodiment, the number of the adjusting rods 22 is four, the four adjusting rods 22 are distributed along the circumferential direction of the cooling ring 1 at equal intervals, wherein one end of each two adjacent adjusting rods 22 is connected with the connecting seat 21 through a bolt, and the other ends of the four adjusting rods 22 sequentially penetrate through the adjusting holes 5 of the three cooling rings 1 and are suspended; adjusting screw 23 sets up along cooling ring 1's radial, and adjusting screw 23 and cooling ring 1 threaded connection, adjusting screw 23 one end stretch into in the regulation hole 5 and with adjust pole 22 butt.
The implementation principle of the embodiment 1 is as follows: an external cooling source is communicated with the cooling medium inlet 5, and after the cooling medium enters the cooling channel, the cooling medium is uniformly sprayed to the surface of the cylinder film which is just extruded from the spray holes 4, so that the cylinder film is cooled more uniformly, the thickness of the cylinder film in the circumferential direction and the axial direction is more uniform, the width error of the cylinder film after being flattened is reduced, and the quality of the cylinder film is improved.
When the position of the cooling ring 1 or the distance between the adjacent cooling rings 1 needs to be adjusted, the adjusting screws 23 are unscrewed, the cooling rings 1 are pushed to slide to the designated position along the adjusting rods 22, and then the adjusting screws 23 are screwed down.
Example 2
Referring to fig. 3 to 4, the cooling device of the extruder is different from embodiment 1 in that the cooling ring 1 comprises an inner ring 11, an outer ring 12, a fastening ring 13 and fastening screws 14, the cross section of the inner ring 11 is L-shaped, the inner ring 11 comprises a cooling section 111 and a connecting section 112, the cooling section 111 is positioned inside the outer ring 12, the connecting section 112 is positioned on a side wall of the outer ring 12, and the cooling section 111 and the connecting section 112 are integrally formed; in the embodiment, the adjusting hole 5 is opened on the outer ring 12, the adjusting screw 23 is in threaded connection with the outer ring 12, and one end of the adjusting screw 23 extends into the adjusting hole 5 and abuts against the adjusting rod 22; the cross section of the fastening ring 13 is L-shaped, the fastening ring 13 includes a pressing section 131 and a fixing section 132 which are integrally formed, the pressing section 131 is located on one side of the connecting section 112 far away from the outer ring 12, the pressing section 131 is tightly attached to the connecting section 112, one side of the fixing section 132 close to the outer ring 12 is tightly attached to the side of the outer ring 12, and one side of the fixing section 132 close to the connecting section 112 is tightly attached to the peripheral surface of the connecting section 112; the number of the fastening screws 14 is 6 along the circumferential direction of the fastening ring 13 at equal intervals, the axis of the fastening screws 14 is parallel to the axis of the fastening ring 13, and the fastening screws 14 penetrate through the fastening ring 13 and are in threaded connection with the outer ring 12. In this embodiment, an annular groove is formed in one side surface of the connecting section 112 of the inner ring 11, an annular groove is formed in one side surface of the outer ring 12 close to the connecting section 112, and the groove in the connecting section 112 and the groove in the outer ring 12 surround to form the annular cooling channel 3. The inner ring 11, the outer ring 12 and the fastening ring 13 can be made of copper or aluminum, in the embodiment, the inner ring 11 is made of copper, the inner ring 11 is closer to the cylinder membrane, a material with good heat dissipation needs to be selected, and the heat dissipation of copper is good, but the cost is high; the outer ring 12 and the fastening ring 13 are made of aluminum, which has a slightly lower heat dissipation than copper, but is less expensive.
Referring to fig. 3-4, when the cylinder membranes with different specifications need to be processed, in order to achieve a better cooling effect, different inner rings 11 can be replaced by detaching fastening screws 14, and the inner diameter of the different inner rings 11, the diameter of the spray holes 4, the distance between the spray holes 4 and the arrangement direction of the spray holes 4 are different, so that the cooling requirements of the cylinder membranes with different specifications can be met, and the applicability is further improved. The inner ring 11 is fixed on the outer ring 12 through the fastening ring 13 and the fastening screws 14, so that the sealing performance can be improved, the probability of water leakage is reduced, the inner ring 11 is convenient to mount and dismount, and the inner ring 11 is further repaired or replaced.
Referring to fig. 3, two adjacent cooling medium inlets 5 on the outer ring 12 are connected with a cooling medium input mechanism 9, the cooling medium input mechanism 9 includes a first main pipe 91, a second main pipe 92, three third branch pipes 93, three regulating valves 94, a fourth branch pipe 95 and two fifth branch pipes 96, the first main pipe 91 is communicated with the middle of the second main pipe 92, the three third branch pipes 93 are distributed at equal intervals along the axial direction of the second main pipe 92, one end of each of the three third branch pipes 93 is communicated with the second main pipe 92, the other end of each of the three branch pipes 93 is communicated with the fourth branch pipe 95, each of the third branch pipes 93 is connected with one regulating valve 94, the fourth branch pipe 95 is communicated with the two fifth branch pipes 96 through a three-way valve, and the other ends of the two fifth branch pipes 96 are respectively communicated with the corresponding cooling medium inlets 5. The other two cooling medium inlets 5 are also connected with cooling medium input mechanisms 9 with the same structure, and the inlets of the two first header pipes 91 are connected with a tee joint. The cooling medium enters the second header pipe 92 from the first header pipe 91, opens the regulating valve 94, then enters the third branch pipe 93, the fourth branch pipe 95 and the fifth branch pipe 96 in sequence, enters the annular cooling channel 3, and is sprayed out from the spray holes 4 to cool the cylinder film.
The implementation principle of the embodiment 2 is as follows: when the cylinder membranes with different specifications are produced and the inner ring 11 needs to be replaced, the fastening screws 14 are detached, the fastening ring 13 is detached, the inner ring 11 is taken out, a new inner ring 11 is placed into the outer ring 12, the fastening ring 13 is installed, the fastening screws 14 are screwed down, the structure is simple, the assembly and disassembly are convenient, and the applicability is improved.
Example 3
Referring to fig. 5 to 6, the cooling device of the extruder is different from that of embodiment 2 in that the cooling device of the extruder further comprises a height adjusting mechanism 6 for driving the connecting seat 21 to ascend and descend, and the height adjusting mechanism 6 comprises a door frame 61, a guide post 62 and a screw 63; portal 61 is the door font, the vertical setting of screw rod 63, screw rod 63 runs through portal 61 top and with portal 61 threaded connection, there is hand wheel 64 at the screw rod 63 top through the screwed connection, connecting seat 21 is located inside portal 61, connecting seat 21 passes through the bearing rotation with the screw rod 63 bottom and is connected, guiding hole 7 has been seted up on the connecting seat 21, the axis of guiding hole 7 is parallel with screw rod 63 axis, guiding post 62 is provided with four, four guiding post 62 are along screw rod 63 week side equidistant distribution, guiding post 62's axis is parallel with screw rod 63 axis, bolted connection is passed through with portal 61 top to guiding post 62 one end, guiding post 62 other end runs through guiding hole 7 and with connecting seat 21 sliding connection, the one end of adjusting pole 22 and connecting seat 21 underrun through screwed connection.
Referring to fig. 5 to 6, the extruder cooling apparatus further includes a position adjusting assembly 8 for adjusting the horizontal position of the mast 61 in the axial direction of the bobbin film; the position adjusting assembly 8 comprises a sliding rod 81, a sliding block 82, two positioning pieces 83 and two fixed blocks 84; the fixed blocks 84 are C-shaped blocks, the two fixed blocks 84 are respectively located at two ends of the sliding rod 81, the end portion of the sliding rod 81 stretches into the C-shaped blocks and then is locked through screws, the sliding block 82 is in sliding connection with the sliding rod 81, the sliding block 82 is in bolted connection with the bottom of the portal frame 61, the two positioning pieces 83 are respectively located on two sides of the sliding block 82, the positioning piece 83 is a C-shaped block, the positioning piece 83 is sleeved on the periphery of the sliding rod 81, the positioning piece 83 is locked on the sliding rod 81 through bolts, and the positioning piece 83 is used for positioning the position of the sliding block 82 on the sliding rod 81.
The implementation principle of the embodiment 3 is as follows:
when the height of the cooling ring 1 needs to be adjusted, the hand wheel 64 is rotated, the hand wheel 64 drives the screw 63 to rotate, the screw 63 drives the connecting seat 21 to ascend or descend, the guide column 62 plays a role in guiding the movement of the connecting seat 21, after the cooling ring 1 reaches a specified height, the axis of the cooling ring 1 is collinear with the axis of the extruder head of the extruder, at the moment, the screw 63 stops rotating, the structure is simple, and the operation is convenient; and after the adjustment, the distances between different spray holes 4 and the surface of the cylinder film are equal, so that the cooling effect is improved, a better cooling effect can be kept after the head die is replaced, and the applicability is improved.
When the position of the door frame 61 needs to be changed, the fixing of the positioning piece 83 to the sliding block 82 is released, the door frame 61 is pushed, the door frame 61 drives the sliding block 82 to slide on the sliding rod 81, and after the door frame 61 moves to a specified position, the fixing of the positioning piece 83 to the sliding block 82 is restored, so that the structure is simple and the operation is convenient; the distance between the cooling ring 1 and the machine head is changed through the position adjusting assembly 8, the requirements of cylinder films of different specifications on cooling time are met, and the applicability is further improved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. An extruder cooling device for cooling a blown cylindrical film; the method is characterized in that: comprises a cooling ring (1) and an axial adjusting mechanism (2);
the number of the cooling rings (1) is at least two, and the at least two cooling rings (1) are distributed at intervals along the axial direction of the cylinder film and are coaxially arranged;
an annular cooling channel (3) is formed in the cooling ring (1), a plurality of spray holes (4) which are communicated with the annular cooling channel (3) and used for spraying a cooling medium towards a cylinder film are formed in the cooling ring (1) along the circumferential direction, and a cooling medium inlet (5) used for communicating the annular cooling channel (3) with an external cooling source is formed in the cooling ring (1);
the at least two cooling rings (1) are mounted on the axial adjusting mechanism (2) and used for adjusting the axial distance between the at least two cooling rings (1).
2. An extruder cooling device according to claim 1, wherein: the axial adjusting mechanism (2) comprises a connecting seat (21), an adjusting rod (22) and an adjusting screw (23);
the central axis of the adjusting rod (22) is parallel to the central axis of the cylindrical film, one end of the adjusting rod (22) is fixed on the connecting seat (21), and the other end of the adjusting rod passes through at least two cooling rings (1) in sequence and then is suspended;
the adjusting screws (23) are arranged on the cooling ring (1) along the radial direction, are arranged corresponding to the adjusting rods (22), and are used for fixing the axial position of the cooling ring (1).
3. An extruder cooling device according to claim 2, wherein: the height adjusting mechanism (6) is used for driving the connecting seat (21) to lift, and the height adjusting mechanism (6) comprises a door frame (61), a guide post (62) and a screw rod (63); screw rod (63) run through portal (61) top and with portal (61) threaded connection, connecting seat (21) are located inside portal (61), connecting seat (21) with screw rod (63) bottom rotates and is connected, guiding hole (7) have been seted up on connecting seat (21), guide post (62) one end is connected with portal (61) top, guide post (62) other end runs through guiding hole (7) and with connecting seat (21) sliding connection, adjust the one end of pole (22) with connecting seat (21) are connected.
4. An extruder cooling device according to claim 3, wherein: the device also comprises a position adjusting assembly (8) for adjusting the horizontal position of the portal (61) along the axial direction of the drum film; the position adjusting component (8) comprises a sliding rod (81), a sliding block (82), two positioning pieces (83) and two fixing blocks (84); two fixed block (84) are located respectively the both ends of slide bar (81), slide bar (81) tip is connected with fixed block (84), sliding block (82) and slide bar (81) sliding connection, sliding block (82) are connected with portal (61) bottom, two setting element (83) are located respectively the both sides of sliding block (82), setting element (83) can be dismantled with slide bar (81) and be connected, setting element (83) are used for fixing a position slide block (82) are in position on slide bar (81).
5. An extruder cooling device according to any one of claims 1 to 4, wherein: the cooling ring (1) is made by 3D printing.
6. An extruder cooling device according to any one of claims 1 to 4, wherein: the cooling ring (1) comprises an inner ring (11) and an outer ring (12), the inner ring (11) is positioned inside the outer ring (12), and the inner ring (11) is detachably connected with the outer ring (12); the inner ring (11) and the outer ring (12) are both provided with grooves for forming the annular cooling channel (3).
7. An extruder cooling device according to claim 6, wherein: the cooling ring (1) further comprises a fastening ring (13) and fastening screws (14), the inner ring (11) comprises a cooling section (111) and a connecting section (112), the cooling section (111) is located on the inner side of the outer ring (12), the connecting section (112) is located on one side wall of the outer ring (12), the cooling section (111) is connected with the connecting section (112), the fastening ring (13) is located on one side, away from the outer ring (12), of the connecting section (112), and the fastening screws (14) penetrate through the fastening ring (13) and are in threaded connection with the outer ring (12).
8. An extruder cooling device according to any one of claims 1 to 4, wherein: the cooling ring (1) is made of heat dissipation materials.
9. An extruder cooling device according to any one of claims 1 to 4, wherein: the spray holes (4) are obliquely arranged in the direction opposite to the moving direction of the cylinder film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221535066.7U CN217454842U (en) | 2022-06-16 | 2022-06-16 | Cooling device of extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221535066.7U CN217454842U (en) | 2022-06-16 | 2022-06-16 | Cooling device of extruder |
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| Publication Number | Publication Date |
|---|---|
| CN217454842U true CN217454842U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221535066.7U Active CN217454842U (en) | 2022-06-16 | 2022-06-16 | Cooling device of extruder |
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| CN (1) | CN217454842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115534271A (en) * | 2022-12-02 | 2022-12-30 | 广东巴斯特科技股份有限公司 | Mould for manufacturing plastic pipe |
-
2022
- 2022-06-16 CN CN202221535066.7U patent/CN217454842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115534271A (en) * | 2022-12-02 | 2022-12-30 | 广东巴斯特科技股份有限公司 | Mould for manufacturing plastic pipe |
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