Spray cooling device for plastic molding

Abstract

The invention discloses a spray cooling device for plastic molding, which comprises a spray pipe, a sliding pipe arranged on the inner wall of the spray pipe, a spray mechanism used for cooling and shaping a plastic product, and a cleaning mechanism used for brushing the inner wall of the spray pipe, and the protection mechanism is used for changing the spraying angle of the spraying mechanism, and the inner wall of the spraying pipe is in sliding connection with the side wall of the sliding pipe. The invention relates to the technical field of cooling spray heads. When a spraying head cools a plastic product and needs to be adjusted, through cooperation of a spraying pipe, a sliding pipe, the spraying head, an electric telescopic rotating rod, a fixing ring, a gear ring, a first gear, a micro motor, a rotating rod, a second gear, a belt and a protection plate, the liquid spraying angle of the spraying head can be adjusted, and meanwhile the side wall of the spraying head can be protected; garbage and dust are prevented from being directly attached to the surface of the spray header to cause blockage of the spray header and influence the cooling efficiency of equipment.

Description

Technical Field

[0001] The invention relates to the technical field of plastic cooling, in particular to a spray cooling device used for plastic molding. Background Art

[0002] In the process of adding plastic particles, the plastic needs to be melted first, and then formed into plastic particles through a mold. The plastic particles need to be cooled before the next processing step. The existing plastic particle cooling method generally adopts air cooling, but there are many problems with the air cooling method. For example, the air flow temperature generated by the blower is subject to the ambient temperature, and the heat removed by the air cooling is limited; high energy consumption, large floor space, and high maintenance equipment costs.

[0003] The existing plastic molding cooling device has a relatively simple structure. When different plastic products in different environments need to be cooled, most of the time, the staff are required to manually replace the spray head to adapt to different working environments. At the same time, as the working time of the spray pipe increases, impurities contained in the coolant will adhere to its inner wall, requiring the staff to disassemble it and then manually clean it.

[0004] To this end, the present invention provides a spray cooling device for plastic molding to solve the above problems. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a spray cooling device for plastic molding, which solves the above problems.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: A plastic molding cooling device, comprising: A spray pipe, and a sliding pipe arranged on the inner wall of the spray pipe; A spray mechanism, which is used to cool and shape plastic products; A cleaning mechanism, which is used to scrub the inner wall of the spray pipe; A protection mechanism, which is used to change the spraying angle of the spraying mechanism; The inner wall of the spray pipe is slidably connected to the side wall of the sliding pipe, the top of the spray pipe is connected to the bottom of the cleaning mechanism, the side of the sliding pipe away from the spray pipe is connected to the side of the spray mechanism close to the spray pipe, and the side of the spray pipe away from the cleaning mechanism is fixedly connected to the side of the protective mechanism close to the cleaning mechanism; Wherein, the spray mechanism comprises: An annular slide rail, and a first water outlet plate arranged on one side of the annular slide rail; A second water outlet plate, and a spray head arranged on one side of the second water outlet plate; The side wall of the annular slide rail is fixedly connected to the inside of the sliding tube. The annular slide rail is slidably connected to the first water outlet plate through an electronic slider. The side wall of the first water outlet plate is rotatably connected to the inner wall of the sliding tube. The side wall of the second water outlet plate is fixedly connected to the inner wall of the sliding tube. The side of the sliding tube away from the spray pipe is connected to the side of the spray head close to the spray pipe.

[0007] Preferably: the spray mechanism also includes a water level detector, the water level detector is fixedly connected to the top of the inner wall of the spray pipe, the water level detector is fixedly connected to a first electric push rod close to the sliding tube, one end of the first electric push rod is fixedly connected to a sliding sealing plate, and a pipe groove is opened on the inner wall of the spray pipe.

[0008] Preferably, the side wall of the sliding sealing plate is slidably connected to the inner wall of the spray pipe, and the side of the sliding sealing plate away from the water level detector is fixedly connected to the side wall of the cleaning mechanism.

[0009] Preferably: the cleaning mechanism includes a cleaning chamber, the top of the spray pipe is connected to the bottom of the cleaning chamber, the top of the inner wall of the cleaning chamber is fixedly connected to a hydraulic rod, the bottom of the hydraulic rod is fixedly connected to a sliding connecting plate, the bottom of the sliding connecting plate is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a telescopic tube, one end of the telescopic tube is fixedly connected to a bonding soft brush, the side wall of the bonding soft brush is slidably connected to the inner wall of the bonding cylinder, a micro water pump is fixedly connected to one side of the inner wall of the cleaning chamber, the bottom of the micro water pump is connected to a water suction pipe, the top of the micro water pump is connected to a water outlet pipe, and the end of the water outlet pipe away from the micro water pump is connected to a water storage ring.

[0010] Preferably: the inner wall of the water storage ring is connected to the side wall of the telescopic tube, one side of the water storage ring is fixedly connected to the side of the driving motor close to the adhesion soft brush, the side of the adhesion tube away from the adhesion soft brush is fixedly connected to the inner wall of the cleaning chamber, and the side wall of the adhesion soft brush is slidably connected to the inner wall of the spray pipe.

[0011] Preferably: the protective mechanism includes an electric telescopic rotating rod, the spray pipe is fixedly connected to the electric telescopic rotating rod on the side close to the sliding tube, the electric telescopic rotating rod is fixedly connected to the first gear on the side wall away from the spray pipe, the sliding tube side wall is slidably connected to a fixing ring, the fixing ring is rotatably connected to the side away from the spray pipe, the gear ring side wall is fixedly connected to a connecting block, one side of the connecting block is fixedly connected to a micro motor, the output end of the micro motor is fixedly connected to a rotating rod, the side wall of the rotating rod is fixedly connected to a second gear, the side wall of the second gear is rotatably connected to a belt, the inner wall of the belt is rotatably connected to a rotating round rod on the side away from the rotating rod, and the side wall of the rotating round rod is fixedly connected to a protective plate.

[0012] Preferably, the side wall of the rotating rod passes through the connecting block, and the side wall of the rotating rod is rotatably connected to the inner wall of the connecting block, and the side wall of the first gear is rotatably connected to the inner wall of the gear ring. Beneficial Effects

[0013] The present invention provides a plastic molding cooling device. Compared with the prior art, it has the following beneficial effects: (1) In the spray cooling device for plastic molding, when the spray head cools and shapes the plastic product, the liquid spraying speed can be adjusted through the cooperation of the annular slide rail, the first water outlet plate, the second water outlet plate and the spray head, so that the distance of the liquid sprayed by the spray head can be controlled, thereby expanding the working range of the equipment.

[0014] (2) When the spray head of the plastic molding spray cooling device needs to be adjusted for cooling the plastic product, the spray pipe, sliding pipe, spray head, electric telescopic rotating rod, fixed ring, gear ring, first gear, micro motor, rotating rod, second gear, belt and protective plate can be used to adjust the angle of the liquid sprayed by the spray head and protect the side wall of the spray head at the same time, so as to prevent garbage and dust from directly adhering to the surface of the spray head, causing the spray head to be blocked and affecting the cooling efficiency of the equipment.

[0015] (3) The spray cooling device for plastic molding can clean the coolant impurities attached to the spray pipe, the sliding pipe and the first water outlet plate through the cooperation of the spray pipe, the sliding pipe, the water level detector, the first electric push rod, the sliding sealing plate, the annular slide rail, the first water outlet plate, the second water outlet plate, the hydraulic rod, the sliding connecting plate, the micro water pump, the water outlet pipe, the water storage ring, the drive motor, the telescopic pipe, the adhesive soft brush, the adhesive cylinder and the water pump pipe after the plastic cooling equipment has finished cooling the plastic product, so as to avoid the impurities of the coolant attached to the spray pipe, the sliding pipe and the first water outlet plate to block the through hole in the first water outlet plate and affect the service life of the spray pipe. At the same time, the drive motor can be self-cleaned, the cleaning efficiency of the adhesive soft brush is improved and the service life of the adhesive soft brush is extended, and the staff does not need to clean it manually, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the spray cooling device for plastic molding of the present invention; Figure 2 It is a structural schematic diagram of the spray mechanism of the present invention; Figure 3 It is a structural schematic diagram of the cleaning mechanism of the present invention; Figure 4 It is a structural schematic diagram of the protection mechanism of the present invention; Figure 5 yes Figure 4 Enlarged view of point A in .

[0017] In the figure: 1, spray pipe; 2, sliding pipe; 3, spray mechanism; 4, cleaning mechanism; 5, protective mechanism; 30, water level detector; 31, first electric push rod; 32, sliding sealing plate; 33, pipe groove; 34, annular slide rail; 35, first water outlet plate; 36, second water outlet plate; 37, spray head; 40, cleaning chamber; 41, hydraulic rod; 42, sliding connecting plate; 43, micro water pump; 44, water outlet pipe; 441, water storage ring; 45, driving motor; 451, telescopic pipe; 46, adhesive soft brush; 47, adhesive cylinder; 48, water pumping pipe; 50, electric telescopic rotating rod; 51, fixed ring; 52, gear ring; 53, first gear; 54, connecting block; 55, micro motor; 56, rotating rod; 57, second gear; 58, belt; 59, rotating round rod; 591, protective plate. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example 1

[0019] See also Figure 1 - Figure 2 , a spray cooling device for plastic molding, comprising: A spray pipe 1, and a sliding pipe 2 arranged on the inner wall of the spray pipe 1; Spraying mechanism 3, the spraying mechanism 3 is used to cool and shape the plastic product; The cleaning mechanism 4 is used to scrub the inner wall of the spray pipe 1; Protection mechanism 5, the protection mechanism 5 is used to change the spraying angle of the spraying mechanism 3; The inner wall of the spray pipe 1 is slidably connected to the side wall of the sliding pipe 2, the top of the spray pipe 1 is connected to the bottom of the cleaning mechanism 4, the side of the sliding pipe 2 away from the spray pipe 1 is connected to the side of the spray mechanism 3 close to the spray pipe 1, and the side of the spray pipe 1 away from the cleaning mechanism 4 is fixedly connected to the side of the protective mechanism 5 close to the cleaning mechanism 4; Wherein, the spray mechanism 3 comprises: An annular slide rail 34, and a first water outlet plate 35 arranged on one side of the annular slide rail 34; A second water outlet plate 36, and a spray head 37 disposed on one side of the second water outlet plate 36; The side wall of the annular slide rail 34 is fixedly connected to the inside of the sliding tube 2. The annular slide rail 34 is slidably connected to the first water outlet plate 35 through an electronic slider. The side wall of the first water outlet plate 35 is rotatably connected to the inner wall of the sliding tube 2. The side wall of the second water outlet plate 36 is fixedly connected to the inner wall of the sliding tube 2. The side of the sliding tube 2 away from the spray pipe 1 is connected to the side of the spray head 37 close to the spray pipe 1. The spray mechanism 3 also includes a water level detector 30, the top of the inner wall of the spray pipe 1 is fixedly connected to the water level detector 30, the side of the water level detector 30 close to the sliding pipe 2 is fixedly connected to the first electric push rod 31, one end of the first electric push rod 31 is fixedly connected to the sliding sealing plate 32, the inner wall of the spray pipe 1 is provided with a pipe groove 33, the side wall of the sliding sealing plate 32 is slidably connected to the inner wall of the spray pipe 1, and the side of the sliding sealing plate 32 away from the water level detector 30 is fixedly connected to the side wall of the cleaning mechanism 4; It should be noted that, during operation, the staff installs the spray pipe 1 on the plastic cooling equipment to cool the plastic products. When the coolant is transported from the plastic cooling equipment to the inside of the spray pipe 1, the annular slide rail 34 is started, and the annular slide rail 34 drives the first water outlet plate 35 to rotate so that the position of the through hole in the first water outlet plate 35 and the through hole in the second water outlet plate 36 are changed. The flow rate of the liquid finally sprayed out by the spray head 37 can be adjusted to improve the practicality of the device. Example 2

[0020] See also Figure 3 , this embodiment provides a technical solution based on the first embodiment: the cleaning mechanism 4 includes a cleaning chamber 40, the top of the spray pipe 1 is connected to the bottom of the cleaning chamber 40, the top of the inner wall of the cleaning chamber 40 is fixedly connected to a hydraulic rod 41, the bottom of the hydraulic rod 41 is fixedly connected to a sliding connecting plate 42, the bottom of the sliding connecting plate 42 is fixedly connected to a driving motor 45, the output end of the driving motor 45 is fixedly connected to a telescopic tube 451, one end of the telescopic tube 451 is fixedly connected to a soft adhesive brush 46, the side wall of the soft adhesive brush 46 is slidably connected to the inner wall of the adhesive tube 47, and the cleaning A micro water pump 43 is fixedly connected to one side of the inner wall of the washing bin 40, a water pump 48 is connected to the bottom of the micro water pump 43, a water outlet pipe 44 is connected to the top of the micro water pump 43, and a water storage ring 441 is connected to the end of the water outlet pipe 44 away from the micro water pump 43, the inner wall of the water storage ring 441 is connected to the side wall of the telescopic tube 451, one side of the water storage ring 441 is fixedly connected to the side of the driving motor 45 close to the adhesion soft brush 46, the side of the adhesion cylinder 47 away from the adhesion soft brush 46 is fixedly connected to the inner wall of the washing bin 40, and the side wall of the adhesion soft brush 46 is slidably connected to the inner wall of the spray pipe 1; It should be noted that, when the plastic cooling device has finished cooling the plastic product, the micro water pump 43 is started, the micro water pump 43 extracts the residual coolant in the spray pipe 1 and the sliding pipe 2 through the pumping pipe 48, and then inputs the extracted coolant into the water storage ring 441 through the outlet pipe 44, the water level detector 30 monitors the coolant in the spray pipe 1, when the water level detector 30 detects the coolant in the spray pipe 1 and the extraction is completed, the first electric push rod 31 drives the sliding sealing plate 32 to contract and open the pipe groove 33, the hydraulic rod 41 drives the sliding connecting plate 42 to press down, the sliding connecting plate 42 drives the driving motor 45 to press down to the inside of the spray pipe 1, the driving motor 45 is started, the driving motor 45 drives the telescopic tube 451 to rotate, and the telescopic tube 451 drives the adhesion soft brush 46 Rotate to brush the inner wall of the spray pipe 1, and the water storage ring 441 inputs the extracted coolant into the telescopic tube 451, so that the telescopic tube 451 gradually extends, widening the cleaning range of the sticky soft brush 46 to prevent impurities contained in the coolant from adhering to the inner wall of the spray pipe 1 for a long time without being cleaned, thereby affecting the service life of the spray pipe 1. When the inner wall of the spray pipe 1 is cleaned, the water storage ring 441 draws back the liquid in the telescopic tube 451, and the hydraulic rod 41 drives the driving motor 45 to reset. The water storage ring 441 then inputs the liquid into the telescopic tube 451, so that the telescopic tube 451 drives the sticky soft brush 46 to extend into the sticky tube 47 to self-clean the sticky soft brush 46, thereby preventing impurities from adhering to the surface of the sticky soft brush 46 after the sticky soft brush 46 has cleaned the inner wall of the spray pipe 1 for many times and affecting its working efficiency. Example 3

[0021] See also Figure 4 - Figure 5 , this embodiment provides a technical solution based on the first embodiment: the protection mechanism 5 includes an electric telescopic rotating rod 50, the electric telescopic rotating rod 50 is fixedly connected to the side of the spray pipe 1 close to the sliding tube 2, the side wall of the electric telescopic rotating rod 50 away from the spray pipe 1 is fixedly connected to the first gear 53, the side wall of the sliding tube 2 is slidably connected to the fixing ring 51, the side of the fixing ring 51 away from the spray pipe 1 is rotatably connected to the gear ring 52, the side wall of the gear ring 52 is fixedly connected to the connecting block 54, one side of the connecting block 54 is fixedly connected to a micro motor 55, the output end of the micro motor 55 is fixedly connected to a rotating rod 56, the side wall of the rotating rod 56 is fixedly connected to the second gear 57, the side wall of the second gear 57 is rotatably connected to a belt 58, the inner wall of the belt 58 is rotatably connected to a rotating round rod 59 away from the rotating rod 56, the side wall of the rotating round rod 59 is fixedly connected to a protective plate 591, the side wall of the rotating rod 56 passes through the connecting block 54, and the side wall of the rotating rod 56 is rotatably connected to the inner wall of the connecting block 54, and the side wall of the first gear 53 is rotatably connected to the inner wall of the gear ring 52; It should be noted that when the spray head 37 is cooling the plastic product, the electric telescopic rotating rod 50 is started to drive the first gear 53 to rotate, the first gear 53 drives the gear ring 52 to rotate, the gear ring 52 drives the connecting block 54 to rotate, the connecting block 54 drives the rotating round rod 59 to rotate, the rotating round rod 59 drives the protective plate 591 to rotate to protect the surface of the spray head 37 to prevent external dust and garbage from entering and clogging the spray head 37. When the angle of liquid sprayed by the spray head 37 needs to be adjusted, the micro motor 55 is started, the micro motor 55 drives the rotating rod 56 to rotate, the rotating rod 56 drives the second gear 57 to rotate, the second gear 57 drives the belt 58 to rotate, the belt 58 drives the rotating round rod 59 to rotate, the rotating round rod 59 drives the protective plate 591 to rotate to adjust the angle of the protective plate 591, so as to limit the angle of the liquid sprayed from the spray head 37 and continue to protect the surface of the spray head 37.

[0022] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0023] During operation, the staff installs the spray pipe 1 on the plastic cooling device to cool the plastic products. When the coolant is transported from the plastic cooling device to the inside of the spray pipe 1, the annular slide rail 34 is started, and the annular slide rail 34 drives the first water outlet plate 35 to rotate so that the positions of the through holes in the first water outlet plate 35 and the through holes in the second water outlet plate 36 are changed, and the flow rate of the liquid finally sprayed out by the spray head 37 can be adjusted, thereby improving the practicality of the device; When the spray head 37 is cooling the plastic product, the electric telescopic rotating rod 50 is started to drive the first gear 53 to rotate, the first gear 53 drives the gear ring 52 to rotate, the gear ring 52 drives the connecting block 54 to rotate, the connecting block 54 drives the rotating round rod 59 to rotate, the rotating round rod 59 drives the protective plate 591 to rotate to protect the surface of the spray head 37 to prevent external dust and garbage from entering and clogging the spray head 37. When the spray head 37 sprays liquid at an angle that needs to be adjusted, the micro motor 55 is started, the micro motor 55 drives the rotating rod 56 to rotate, the rotating rod 56 drives the second gear 57 to rotate, the second gear 57 drives the belt 58 to rotate, the belt 58 drives the rotating round rod 59 to rotate, the rotating round rod 59 drives the protective plate 591 to rotate to adjust the angle of the protective plate 591, so that the angle of the liquid sprayed from the spray head 37 can be limited and the surface of the spray head 37 can continue to be protected; When the plastic cooling equipment has finished cooling the plastic product, the micro water pump 43 is started, and the micro water pump 43 extracts the residual coolant in the spray pipe 1 and the sliding pipe 2 through the pumping pipe 48, and then inputs the extracted coolant into the water storage ring 441 through the outlet pipe 44, and the water level detector 30 monitors the coolant in the spray pipe 1. When the water level detector 30 detects the coolant in the spray pipe 1 and the extraction is completed, the first electric push rod 31 drives the sliding sealing plate 32 to shrink and open the pipe groove 33, the hydraulic rod 41 drives the sliding connecting plate 42 to press down, and the sliding connecting plate 42 drives the driving motor 45 to press down to the inside of the spray pipe 1, and the driving motor 45 is started. The driving motor 45 drives the telescopic tube 451 to rotate, and the telescopic tube 451 drives the adhesion soft brush 46 to rotate to the spray The inner wall of the shower pipe 1 is brushed, and the water storage ring 441 inputs the extracted coolant into the telescopic tube 451 so that the telescopic tube 451 gradually extends, widening the cleaning range of the sticky soft brush 46 to prevent impurities contained in the coolant from adhering to the inner wall of the spray pipe 1 for a long time without being cleaned, thereby affecting the service life of the spray pipe 1. When the inner wall of the spray pipe 1 is cleaned, the water storage ring 441 draws back the liquid in the telescopic tube 451, and the hydraulic rod 41 drives the driving motor 45 to reset. The water storage ring 441 then inputs the liquid into the telescopic tube 451 so that the telescopic tube 451 drives the sticky soft brush 46 to extend into the sticky tube 47 to self-clean the sticky soft brush 46, thereby preventing impurities from adhering to the surface of the sticky soft brush 46 after the sticky soft brush 46 has cleaned the inner wall of the spray pipe 1 for many times and affecting its working efficiency.

[0024] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spray cooling device for plastic molding, characterized in that: include: A spray pipe (1), and a sliding pipe (2) arranged on the inner wall of the spray pipe (1); A spray mechanism (3), the spray mechanism (3) is used to cool and shape the plastic product; A cleaning mechanism (4), the cleaning mechanism (4) being used to scrub the inner wall of the spray pipe (1); A protection mechanism (5), the protection mechanism (5) is used to change the spraying angle of the spraying mechanism (3); The inner wall of the spray pipe (1) is slidably connected to the side wall of the sliding pipe (2); the top of the spray pipe (1) is connected to the bottom of the cleaning mechanism (4); the side of the sliding pipe (2) away from the spray pipe (1) is connected to the side of the spray mechanism (3) close to the spray pipe (1); and the side of the spray pipe (1) away from the cleaning mechanism (4) is fixedly connected to the side of the protective mechanism (5) close to the cleaning mechanism (4); Wherein, the spray mechanism (3) comprises: An annular slide rail (34), and a first water outlet plate (35) arranged on one side of the annular slide rail (34); A second water outlet plate (36), and a spray head (37) arranged on one side of the second water outlet plate (36); The side wall of the annular slide rail (34) is fixedly connected to the inside of the sliding tube (2); the annular slide rail (34) is slidably connected to a first water outlet plate (35) via an electronic slider; the side wall of the first water outlet plate (35) is rotatably connected to the inner wall of the sliding tube (2); the side wall of the second water outlet plate (36) is fixedly connected to the inner wall of the sliding tube (2); and the side of the sliding tube (2) away from the spray pipe (1) is connected to the side of the spray head (37) close to the spray pipe (1).

2. A spray cooling device for plastic molding according to claim 1, characterized in that: The spray mechanism (3) further comprises a water level detector (30), the water level detector (30) being fixedly connected to the top of the inner wall of the spray pipe (1), a first electric push rod (31) being fixedly connected to the side of the water level detector (30) close to the sliding pipe (2), a sliding sealing plate (32) being fixedly connected to one end of the first electric push rod (31), and a pipe groove (33) being provided on the inner wall of the spray pipe (1).

3. A spray cooling device for plastic molding according to claim 2, characterized in that: The side wall of the sliding sealing plate (32) is slidably connected to the inner wall of the spray pipe (1), and the side of the sliding sealing plate (32) away from the water level detector (30) is fixedly connected to the side wall of the cleaning mechanism (4).

4. A spray cooling device for plastic molding according to claim 1, characterized in that: The cleaning mechanism (4) comprises a cleaning chamber (40), the top of the spray pipe (1) is connected to the bottom of the cleaning chamber (40), the top of the inner wall of the cleaning chamber (40) is fixedly connected to a hydraulic rod (41), the bottom of the hydraulic rod (41) is fixedly connected to a sliding connection plate (42), the bottom of the sliding connection plate (42) is fixedly connected to a driving motor (45), the output end of the driving motor (45) is fixedly connected to a telescopic tube (451), one end of the telescopic tube (451) is fixedly connected to an adhesive soft brush (46), the side wall of the adhesive soft brush (46) is slidably connected to the inner wall of an adhesive cylinder (47), one side of the inner wall of the cleaning chamber (40) is fixedly connected to a micro water pump (43), the bottom of the micro water pump (43) is connected to a water pump (48), the top of the micro water pump (43) is connected to a water outlet pipe (44), and the end of the water outlet pipe (44) away from the micro water pump (43) is connected to a water storage ring (441).

5. A spray cooling device for plastic molding according to claim 4, characterized in that: The inner wall of the water storage ring (441) is in communication with the side wall of the telescopic tube (451); one side of the water storage ring (441) is fixedly connected to the side of the driving motor (45) close to the adhesive soft brush (46); the side of the adhesive tube (47) away from the adhesive soft brush (46) is fixedly connected to the inner wall of the cleaning chamber (40); and the side wall of the adhesive soft brush (46) is slidably connected to the inner wall of the spray pipe (1).

6. A spray cooling device for plastic molding according to claim 1, characterized in that: The protection mechanism (5) comprises an electric telescopic rotating rod (50); the electric telescopic rotating rod (50) is fixedly connected to the side of the spray pipe (1) close to the sliding pipe (2); the first gear (53) is fixedly connected to the side wall of the electric telescopic rotating rod (50) away from the spray pipe (1); a fixing ring (51) is slidably connected to the side wall of the sliding pipe (2); a toothed ring (52) is rotatably connected to the fixing ring (51) on the side away from the spray pipe (1); a connecting block (54) is fixedly connected to the side wall of the toothed ring (52); a micro motor (55) is fixedly connected to one side of the connecting block (54); a rotating rod (56) is fixedly connected to the output end of the micro motor (55); a second gear (57) is fixedly connected to the side wall of the rotating rod (56); a belt (58) is rotatably connected to the side wall of the second gear (57); a rotating round rod (59) is rotatably connected to the inner wall of the belt (58) on the side away from the rotating rod (56); and a protection plate (591) is fixedly connected to the side wall of the rotating round rod (59).

7. A spray cooling device for plastic molding according to claim 6, characterized in that: The side wall of the rotating rod (56) passes through the connecting block (54), and the side wall of the rotating rod (56) is rotatably connected to the inner wall of the connecting block (54), and the side wall of the first gear (53) is rotatably connected to the inner wall of the gear ring (52).

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