CN117799097B - Product cooling system of rotational molding machine - Google Patents
Product cooling system of rotational molding machine Download PDFInfo
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- CN117799097B CN117799097B CN202410199379.7A CN202410199379A CN117799097B CN 117799097 B CN117799097 B CN 117799097B CN 202410199379 A CN202410199379 A CN 202410199379A CN 117799097 B CN117799097 B CN 117799097B
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- 238000001816 cooling Methods 0.000 title claims abstract description 35
- 238000001175 rotational moulding Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000000498 cooling water Substances 0.000 claims abstract description 33
- 229920000742 Cotton Polymers 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 7
- 238000004321 preservation Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000004781 supercooling Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention belongs to the technical field of rotational molding machines, and discloses a product cooling system of a rotational molding machine, which comprises a machine case, wherein a rocker arm is fixedly connected to the machine case, a die is rotationally connected to the other end of the rocker arm, and one end of the die is connected with a die cover through a plurality of bolts in a threaded manner; the suction pump in the starting water tank is used for cooling four sides of the die by entering the cooling water pipe, when the water body enters the secondary flow pipe to cool the bottom of the die, some water bodies can gradually reduce the diameter through the first flow guide pipe and the second flow guide pipe, a small amount of water bodies enter the steam box and quickly evaporate at high temperature to generate steam, the steam is input into the steam box, the die cover is manually removed from one end of the die, the instant support rod can push out a solidified product out of the die through the driving of the steam, and the solidified product flows into the cooling water body in the water tank again through the secondary flow pipe, can repeatedly contact a refrigerating guide plate arranged on a group of baffle plates through a group of baffle plates, and refrigerates the water body subjected to supercooling operation again.
Description
Technical Field
The invention belongs to the technical field of rotational molding machines, and particularly relates to a product cooling system of a rotational molding machine.
Background
The plastic material in the mould is gradually and evenly coated and fused on the whole surface of the mould cavity under the action of gravity and heat energy, and is formed into a required shape, and then cooled and shaped to form a product;
the cooling is an important ring in the whole rotational molding process, after all materials are dissolved in a mold cavity, heat preservation and shaping can be started, an air cooler is commonly used as a cooling device at present, the mold is cooled by using natural wind with the environmental temperature in the air, the cooling efficiency is low, the cooling time of a rolling mold is long, the molding period of a rotational molding product is long, and the self cost of the rotational molding product is further increased.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a product cooling system of a rotational molding machine.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a rotational molding machine's goods cooling system, includes the quick-witted case, fixedly connected with rocking arm on the machine case, it is connected with the mould to rotate on the other end of rocking arm, the one end of mould has the mould lid through a plurality of bolt threaded connection, still includes:
The cooling part is located in the die, the cooling part includes the case lid of inseparable joint in water tank and the top inner wall, be equipped with refrigeration structure in the water tank, just still be equipped with circulating line structure in the water tank inner wall, all be equipped with a plurality of water conservancy diversion structures on circulating line structure's the one end both sides, every all be equipped with steam on the one end of water conservancy diversion structure and lead the defeated structure, steam is led the one end department of defeated structure and is equipped with a plurality of elasticity and pushes up the structure, every elasticity pushes up and all is equipped with elasticity joint structure in pushing up the one end inner wall of structure.
Preferably, the refrigeration structure is composed of a group of symmetrical baffle plates and refrigeration guide plates correspondingly and fixedly connected to one end of the baffle plates, the other ends of the baffle plates are fixedly connected with the inner walls of the two ends of the water tank respectively, and the outer wall of the bottom end of the water tank is fixedly connected with the rocker arms.
Preferably, the circulating pipeline structure is composed of a suction pump, a cooling water pipe, two valves and a secondary flow pipe fixedly connected to one end of the cooling water pipe, the other ends of the cooling water pipe and the secondary flow pipe are respectively communicated and fixedly connected with the inner wall and the outer wall of two ends of the water tank, and the two valves are respectively fixedly connected with one side pipe body of the cooling water pipe and one side pipe body of the secondary flow pipe.
Preferably, the middle part of the cooling water pipe is in a curved wave shape, and is fixedly connected to the inside of four sides of the die, the secondary flow pipe is formed by two water pipes with different diameters, the middle part of the secondary flow pipe is in a curved wave shape, the secondary flow pipe is fixedly connected to the inside of the bottom surface of the die, and the cooling water pipe and the pipe body of the secondary flow pipe are in through and fixed connection with the outer wall of one end of the die.
Preferably, the diversion structure is composed of a diversion pipe I and a diversion pipe II fixedly connected to one end of the diversion pipe I, the other end of the diversion pipe I is fixedly connected with the top of a thinner pipe body in the secondary diversion pipe, and the diversion pipe I and the diversion pipe II are fixedly connected with the inside of the bottom surface of the die.
Preferably, the steam guide structure is composed of a steam box, heat-insulating cotton, two arc-shaped guide pipes and a one-way valve fixedly connected to each arc-shaped guide pipe, the steam box is fixedly connected with the inner side of the bottom surface of the die, the heat-insulating cotton is fixedly connected with six inner walls of the steam box, and one end of each arc-shaped guide pipe is communicated with the steam box and the heat-insulating cotton.
Preferably, each arc-shaped conduit is fixedly connected with the inside of the bottom surface of the die, a steam groove is formed in the other end of each arc-shaped conduit, and each steam groove is formed in the inside of two sides of the bottom surface of the die.
Preferably, the elastic propping structure is composed of a propping rod, a tension spring and an inclined plane groove formed in the inner wall of one end of the propping rod, the propping rod is communicated with one end of the bottom surface of the die in a tight clamping manner, and the upper end and the lower end of the tension spring are fixedly connected with the inner wall of the top end of the steam groove and the outer wall of the top end of the propping rod respectively.
Preferably, the elastic clamping structure is composed of an inclined surface clamping block, a supporting rod and springs, wherein two ends of the springs are respectively and fixedly connected between the inner wall of the steam tank and the outer wall of one end of the inclined surface clamping block, the inclined surface clamping block is tightly attached to the inner wall of the inclined surface tank, and the supporting rod is in sliding connection with the inner wall of one end of the inclined surface clamping block.
Preferably, the support rod is made of a rubber material with high elasticity.
Compared with the prior art, the invention has the following beneficial effects:
According to the invention, the suction pump in the water tank is started to drive the water body in the water tank to enter the cooling water pipe to cool four sides of the die, when the water body enters the secondary flow pipe to cool the bottom of the die, some water body can gradually reduce the diameter through the first flow guide pipe and the second flow guide pipe, and a small amount of water body in the steam tank enters the steam tank, the small amount of water body in the steam tank is quickly evaporated at high temperature to generate steam, the steam can be guided into the steam tank through the arc-shaped guide pipe, when the steam is accumulated to the extent that the tension spring can be pulled, the product in the die is basically cured, the die cover is manually removed from one end of the die, the cured product is ejected out of the die through the driving of the steam by the instant abutting rod, the cooling water body flowing into the water tank again through the secondary flow pipe is facilitated to repeatedly contact with the refrigerating guide plates arranged on the group of baffle plates, the water body for supercooling operation is cooled again, and the cooling and curing operation of the product in the die is accelerated.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a cross-section and an overall planar structure of a mold according to the present invention;
FIG. 3 is a schematic view of a cross-section and an overall perspective structure of a mold according to the present invention;
FIG. 4 is a schematic view of a cooling portion with a partially broken-away structure according to the present invention;
FIG. 5 is a schematic view showing the overall structure of the cooling part of the present invention;
FIG. 6 is a schematic view of the overall partial structure of the present invention;
FIG. 7 is a schematic view of the enlarged partial structure of FIG. 6A according to the present invention;
fig. 8 is a schematic view of the partial enlarged structure of fig. 2B according to the present invention.
In the figure:
1. a chassis; 11. a rocker arm; 12. a mold; 13. a mold cover;
2. a cooling unit; 21. a water tank; 22. a case cover; 23. a baffle plate; 24. a refrigeration guide plate; 25. a suction pump; 26. a cooling water pipe; 27. a valve; 28. a secondary flow tube; 29. a honeycomb duct I; 230. a honeycomb duct II; 231. a steam box; 232. thermal insulation cotton; 233. an arcuate catheter; 234. a one-way valve; 235. a steam tank; 236. a supporting rod; 237. a tension spring; 238. an inclined surface clamping block; 239. a support rod; 240. and (3) a spring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 8, the present invention provides a product cooling system of a rotational molding machine, comprising a machine case 1, wherein a rocker arm 11 is fixedly connected to the machine case 1, a mold 12 is rotatably connected to the other end of the rocker arm 11, one end of the mold 12 is in threaded connection with a mold cover 13 through a plurality of bolts, and the product cooling system further comprises:
the cooling part 2, the cooling part 2 is arranged in the die 12, the cooling part 2 comprises a water tank 21 and a tank cover 22 tightly clamped in the inner wall of the top end, a refrigerating structure is arranged in the water tank 21, a circulating pipeline structure is further arranged in the inner wall of the water tank 21, a plurality of flow guiding structures are arranged on two sides of one end of the circulating pipeline structure, a steam guiding structure is arranged at one end of each flow guiding structure, a plurality of elastic propping structures are arranged at one end of each steam guiding structure, and elastic clamping structures are further arranged in the inner wall of one end of each elastic propping structure.
The scheme is adopted: by starting the suction pump 25 in the water tank 21, the suction pump drives the water body in the water tank 21 to enter the cooling water pipe 26 to cool four sides of the die 12, and when the water body enters the secondary flow pipe 28 to cool the bottom of the die 12, some water bodies gradually become smaller in diameter through the first guide pipe 29 and the second guide pipe 230, a small amount of water bodies enter the steam box 231, a small amount of water bodies in the steam box 231 quickly evaporate at high temperature to generate steam, the heat preservation cotton 232 can store the temperature sensed in the steam box 231 to the greatest extent, the steam can be guided into the steam tank 235 through the arc-shaped guide pipe 233, the check valve 234 can make steam only go in and out in the steam groove 235, when the steam is accumulated to the extent that the tension spring 237 can be pulled, the product in the die 12 is basically solidified, the die cover 13 is manually detached from one end of the die 12, the instant support rod 236 can push out of the die 12 for solidified products through the driving of steam, the solidified products are convenient for workers to take materials, the cooling water body flows into the water tank 21 again through the secondary flow pipe 28, the water body can repeatedly contact the refrigerating guide plate 24 arranged on the baffle plate 23 through the baffle plate 23, and the water body subjected to supercooling operation is refrigerated again.
The refrigerating structure is composed of a group of symmetrical baffle plates 23 and refrigerating guide plates 24 correspondingly and fixedly connected to one end of the group of baffle plates 23, the other end of the group of baffle plates 23 is fixedly connected with the inner walls of two ends of the water tank 21 respectively, the outer wall of the bottom end of the water tank 21 is fixedly connected with the rocker arm 11, the circulating pipeline structure is composed of a suction pump 25, a cooling water pipe 26, two valves 27 and a secondary flow pipe 28 fixedly connected to one end of the cooling water pipe 26, the other ends of the cooling water pipe 26 and the secondary flow pipe 28 are respectively and fixedly connected with the inner walls and the outer walls of two ends of the water tank 21, the two valves 27 are respectively and fixedly connected with one side pipe body of the cooling water pipe 26 and the secondary flow pipe 28, the middle part of the cooling water pipe 26 is specifically in a bent wave shape, the middle part of the cooling water pipe 26 is fixedly connected to the four sides of the die 12, the middle part of the secondary flow pipe 28 is also in a bent wave shape, the secondary flow pipe 28 is fixedly connected to the bottom surface of the die 12, and the pipe body of the secondary flow pipe 28 and one end of the die 12 are fixedly connected.
The scheme is adopted: by starting the suction pump 25 in the water tank 21, the suction pump drives the water body in the water tank 21 to enter the cooling water pipe 26, four sides of the die 12 are cooled through the bent shape of the cooling water pipe 26, and the cooling water body flowing into the water tank 21 again through the secondary flow pipe 28 can repeatedly contact the cooling guide plates 24 arranged on the baffle plates 23 through the baffle plates 23, refrigerate the water body subjected to supercooling operation, and accelerate cooling and solidifying operation of products in the die 12.
The guide structure comprises a first guide pipe 29 and a second guide pipe 230 fixedly connected to one end of the first guide pipe 29, the other end of the first guide pipe 29 is fixedly connected with the top of a thinner pipe body in the second guide pipe 28, the first guide pipe 29 and the second guide pipe 230 are fixedly connected with the inside of the bottom surface of the die 12, the steam guide structure comprises a steam box 231, heat preservation cotton 232, two arc-shaped guide pipes 233 and a one-way valve 234 fixedly connected to each arc-shaped guide pipe 233, the steam box 231 is fixedly connected with the inside of the bottom surface of the die 12, the heat preservation cotton 232 is fixedly connected with six inner walls of the steam box 231, and one end of each arc-shaped guide pipe 233 is fixedly connected with the steam box 231 and the heat preservation cotton 232.
The scheme is adopted: and when the water body enters the secondary flow pipe 28 to cool the bottom of the die 12, some water body can gradually reduce the diameter through the first flow pipe 29 and the second flow pipe 230, and a small amount of water body enters the steam box 231, and the water body in the steam box 231 can be quickly evaporated at high temperature to generate steam due to the fact that the water body is cooled down through the water cooling mode, and the heat preservation cotton 232 arranged in the steam box 231 can store the temperature sensed in the steam box 231 to the greatest extent.
Each arc-shaped guide pipe 233 is fixedly connected with the bottom surface of the die 12, a steam groove 235 is formed in the other end of each arc-shaped guide pipe 233, each steam groove 235 is formed in the inner parts of two sides of the bottom surface of the die 12, an elastic propping structure is composed of a propping rod 236, a tension spring 237 and an inclined plane groove formed in the inner wall of one end of the propping rod 236, one end of the bottom surface of the die 12 is communicated and tightly clamped, the upper end and the lower end of the tension spring 237 are fixedly connected with the inner wall of the top end of the steam groove 235 and the outer wall of the top end of the propping rod 236 respectively, an elastic clamping structure is composed of an inclined plane clamping block 238, a supporting rod 239 and springs 240, two ends of each spring 240 are fixedly connected between the inner wall of the steam groove 235 and the outer wall of one end of the inclined plane clamping block 238 respectively, the inclined plane clamping block 238 is tightly attached to the inner wall of the inclined plane clamping block 238, and the propping rod 236 is made of a high-elasticity rubber material.
The scheme is adopted: vapor generated by evaporation is guided into the vapor tank 235 through the arc-shaped guide pipe 233, the one-way valve 234 arranged on the arc-shaped guide pipe 233 can enable the vapor to only enter and not exit in the vapor tank 235, so that a small amount of vapor is provided in the vapor tank 235 for many times, the vapor is accumulated in the vapor tank 235 and can be extruded to the supporting rod 236, the tension spring 237 and the inclined-plane clamping block 238 on the supporting rod 236 can limit the vapor, when the vapor is accumulated to the extent that the tension spring 237 can be pulled, the product in the die 12 is basically cured, the supporting rod 236 can push out of the die 12 for the cured product through the driving of the vapor, and the pushing of the supporting rod 236 can drive the inclined-plane clamping block 238 to slide towards the supporting rod 239, so that the connected spring 240 is extruded, and the clamping limit of the inclined-plane clamping block 238 to the product is completely separated.
The working principle and the using flow of the invention are as follows: by starting the suction pump 25 in the water tank 21, the water in the water tank 21 is driven to enter the cooling water pipe 26, four sides of the die 12 are cooled through the bending shape of the cooling water pipe 26, and when the water enters the second-stage flow pipe 28 to cool the bottom of the die 12, some water gradually becomes smaller in diameter through the first flow pipe 29 and the second flow pipe 230, and a small amount of water enters the steam box 231, and the cooling mode of the die 12 is used for cooling the water, so that a small amount of water in the steam box 231 is quickly evaporated at high temperature to generate steam, the heat insulation cotton 232 arranged in the steam box 231 can store the temperature sensed in the steam box 231 to the greatest extent, the steam generated by evaporation can be guided into the steam tank 235 through the arc-shaped guide pipe 233, the one-way valve 234 arranged on the arc-shaped guide pipe 233 can ensure that the steam can only enter and not exit in the steam tank 235, therefore, a small amount of steam is provided for the steam tank 235 for many times, the steam is accumulated in the steam tank 235 and can extrude the steam to the supporting rod 236, the tension spring 237 and the inclined surface clamping block 238 on the supporting rod 236 can limit the steam, when the steam is accumulated to the extent that the tension spring 237 can be pulled, the product in the die 12 is basically solidified, the die cover 13 is manually detached from one end of the die 12, the instant supporting rod 236 can push the solidified product out of the die 12 through the driving of the steam, the material taking of a worker on the solidified product is facilitated, the ejection of the supporting rod 236 can drive the inclined surface clamping block 238 to slide towards the supporting rod 239, the steam is extruded to the connected spring 240, the clamping limit of the inclined surface clamping block 238 is completely separated, the cooling water flowing into the water tank 21 again through the secondary flow pipe 28 can be repeatedly contacted with the refrigerating guide plate 24 arranged on the baffle plate 23 through the baffle plate 23, the supercooled water body is refrigerated again, and the cooling and solidifying operation of the product in the die 12 is accelerated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Product cooling system of rotational moulding machine, including machine case (1), its characterized in that: the machine case (1) is fixedly connected with a rocker arm (11), a die (12) is rotationally connected to the other end of the rocker arm (11), one end of the die (12) is connected with a die cover (13) through a plurality of bolt threads, and the machine case further comprises:
The cooling part (2) is positioned in the die (12), the cooling part (2) comprises a water tank (21) and a tank cover (22) tightly clamped in the inner wall of the top end, a refrigerating structure is arranged in the water tank (21), a circulating pipeline structure is further arranged in the inner wall of the water tank (21), a plurality of flow guiding structures are arranged on two sides of one end of the circulating pipeline structure, a steam guide structure is arranged on one end of each flow guiding structure, a plurality of elastic propping structures are arranged at one end of each steam guide structure, and an elastic clamping structure is further arranged in the inner wall of one end of each elastic propping structure;
The circulating pipeline structure is composed of a suction pump (25), a cooling water pipe (26), two valves (27) and a secondary flow pipe (28) fixedly connected to one end of the cooling water pipe (26), wherein the other ends of the cooling water pipe (26) and the secondary flow pipe (28) are respectively communicated and fixedly connected with the inner wall and the outer wall of the two ends of the water tank (21), and the two valves (27) are respectively fixedly connected with one side pipe body of the cooling water pipe (26) and one side pipe body of the secondary flow pipe (28);
The secondary flow pipe (28) is specifically composed of two water pipes with different diameters;
The flow guiding structure is composed of a first flow guiding pipe (29) and a second flow guiding pipe (230) fixedly connected to one end of the first flow guiding pipe (29), the other end of the first flow guiding pipe (29) is fixedly connected with the top of a thinner pipe body in the second flow guiding pipe (28), and the first flow guiding pipe (29) and the second flow guiding pipe (230) are fixedly connected with the inside of the bottom surface of the die (12);
The steam guide and transmission structure is composed of a steam box (231), heat-insulating cotton (232), two arc-shaped guide pipes (233) and a one-way valve (234) fixedly connected to each arc-shaped guide pipe (233), wherein the steam box (231) is fixedly connected with the inside of the bottom surface of the die (12), the heat-insulating cotton (232) is fixedly connected with six inner walls of the steam box (231), and one end of each arc-shaped guide pipe (233) is communicated with the steam box (231) and the heat-insulating cotton (232);
Each arc-shaped conduit (233) is fixedly connected with the inside of the bottom surface of the die (12), a steam groove (235) is formed in the other end of each arc-shaped conduit (233), and each steam groove (235) is formed in the inside of two sides of the bottom surface of the die (12);
The elastic propping structure is composed of a propping rod (236), a tension spring (237) and an inclined plane groove arranged in the inner wall of one end of the propping rod (236), the propping rod (236) is communicated with one end of the bottom surface of the die (12) in a tight clamping manner, and the upper end and the lower end of the tension spring (237) are fixedly connected with the inner wall of the top end of the steam groove (235) and the outer wall of the top end of the propping rod (236) respectively;
The elastic clamping structure is formed by fixedly connecting an inclined surface clamping block (238), a supporting rod (239) and two ends of the supporting rod respectively with one end inner wall of the steam tank (235) and one end outer wall of the inclined surface clamping block (238), the inclined surface clamping block (238) is tightly attached to the inner wall of the inclined surface tank, and the supporting rod (239) is in sliding connection with one end inner wall of the inclined surface clamping block (238);
Through starting suction pump (25) in water tank (21), make it drive the water in water tank (21) get into condenser tube (26) in, cool off the four sides of mould (12), and when the water gets into in second grade flow tube (28) and carries out the cooling operation to mould (12) bottom, some water can go out in the steam box (231) through the diameter that honeycomb duct one (29) and honeycomb duct two (230) diminish gradually, and a small amount of water in steam box (231) are fast evaporated at the high temperature, produce steam, heat preservation cotton (232) can furthest keep the temperature that feels in steam box (231), steam can be led into steam tank (235) through arc pipe (233), check valve (234) can make steam only advance in steam tank (235), when the degree that can pull extension spring (237) is piled up to steam, product in mould (12) is also basically cured and is accomplished, take out in the one end of mould (12) through the manual work with mould lid (13), take out in solidifying product to the mould (12) through the drive of steam can take out, the personnel of solidifying product in the mould is convenient for take out.
2. An article cooling system for a rotomolding machine according to claim 1, wherein: the refrigerating structure is composed of a group of symmetrical baffle plates (23) and refrigerating guide plates (24) which are correspondingly and fixedly connected to one end of the baffle plates (23), the other ends of the baffle plates (23) are fixedly connected with the inner walls of the two ends of the water tank (21), and the outer wall of the bottom end of the water tank (21) is fixedly connected with the rocker arm (11).
3. An article cooling system for a rotomolding machine according to claim 1, wherein: the middle part of the cooling water pipe (26) specifically presents a curved wave shape, the cooling water pipe is fixedly connected to the inside of four sides of the die (12), the middle part of the cooling water pipe also presents a curved wave shape, the secondary flow pipe (28) is fixedly connected to the inside of the bottom surface of the die (12), and the cooling water pipe (26) and the pipe body of the secondary flow pipe (28) are communicated and fixedly connected with the outer wall of one end of the die (12).
4. An article cooling system for a rotomolding machine according to claim 1, wherein: the abutment (236) is made of a rubber material with high elasticity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410199379.7A CN117799097B (en) | 2024-02-23 | 2024-02-23 | Product cooling system of rotational molding machine |
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|---|---|---|---|
| CN202410199379.7A CN117799097B (en) | 2024-02-23 | 2024-02-23 | Product cooling system of rotational molding machine |
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| CN117799097B true CN117799097B (en) | 2024-05-14 |
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