Plastic part cooling device

Abstract

The utility model relates to the field of plastic part processing equipment, and discloses a plastic part cooling device which comprises a water tank with an upward opening and internally provided with cooling water, and the interior of the water tank sequentially comprises a feeding delivery area, a pressing delivery area and a standing discharging area from the feeding end to the discharging end of the water tank. A material pushing part for applying force to the material pressing conveying area is arranged at the end, located in the feeding conveying area, of the water tank, a material pressing conveying belt for conveying materials to the feeding conveying area is arranged in the material pressing conveying area, material pressing pieces are arranged on the surface of the material pressing conveying belt at intervals in a protruding mode, and the material pressing pieces make contact with water when moving to the position below the material pressing conveying belt; according to the cooling device, the plastic parts are cooled in a cooling water immersion conveying mode, and cooling is fast and uniform.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of plastic part processing equipment, especially relates to a plastic part cooling device. BACKGROUND

[0002] The cooling of plastic parts generally includes natural cooling and water cooling, and the efficiency of water cooling is higher than that of natural cooling. A cooling device for plastic part production is disclosed in Chinese Patent No. CN221339202U, which includes a first conveyor belt arranged in a cooling box for placing plastic parts, and a water outlet pipe arranged below the cooling box. A spray pipe includes a main pipe and a plurality of flexible branch pipes arranged at the lower end of the main pipe. The lower end of the main pipe is arranged in the cooling box, and the upper end penetrates through the cooling box and is connected to a water tank.

[0003] The above-mentioned patent uses a spraying method to cool the plastic parts. However, the spraying method may cause the outer surface of the plastic parts to not be uniformly contacted with water, and the skin cooling may not be synchronized, which may easily cause unevenness of the surface and affect the quality of the products. SUMMARY

[0004] The utility model provides a plastic part cooling device for improving the uniformity of cooling, aiming at the shortcomings of the existing cooling method using a conveying and spraying method, which may cause uneven cooling of the product surface and quality problems such as unevenness.

[0005] To solve the above-mentioned technical problems, the utility model solves the problems by the following technical solutions:

[0006] A plastic part cooling device includes a water tank with an opening upward and containing cooling water. The inside of the water tank includes, from the feeding end to the discharging end, a feeding delivery area, a pressing delivery area, and a stationary discharging area. A pushing component is arranged at one end of the water tank in the feeding delivery area to apply force to the pressing delivery area. A pressing conveyor belt is arranged in the pressing delivery area to deliver the feeding delivery area. The surface of the pressing conveyor belt is spaced apart and protrudes with pressing parts. When the pressing parts move below the pressing conveyor belt, they come into contact with water. The stationary discharging area is provided with pressing parts to keep the plastic parts in a submerged state.

[0007] According to the above-mentioned scheme, the plastic parts will be partially located on the water surface due to the buoyancy effect after entering the water tank, which may cause uneven cooling. Therefore, the pushing component is arranged to push the plastic parts after falling into the water to the pressing conveyor belt. The pressing parts turn and press the plastic parts underwater, and the plastic parts are delivered to the discharging end by the power generated by the rotation of the pressing conveyor belt. After the plastic parts enter the stationary discharging area, the uniform cooling event can be prolonged under the action of the pressing parts. After the pressing parts are removed, the operator can take out the cooled plastic parts. The above-mentioned cooling device uses the submerged delivery method to cool the plastic parts, which is fast and uniform.

[0008] As preferred, the pushing component comprises a water spraying assembly arranged at the feeding end in the water tank, the water spraying assembly comprises a water spraying main pipe arranged along the direction perpendicular to the delivery direction of the plastic pieces and a plurality of spray heads arranged on the water spraying main pipe and spaced along the axial direction thereof, the spray heads are directed towards the pressing conveyor belt, and a water pump is arranged at the bottom of the water tank, the water pump pumps the water in the water tank to the water spraying main pipe.

[0009] With the above scheme, the water pump continuously pumps the water in the water tank to the water spraying main pipe and sprays the water from the spray heads, the impact force of the sprayed water delivers the plastic pieces towards the pressing conveyor belt.

[0010] As preferred, the spray heads are arranged above the water surface and inclined downward.

[0011] With the above scheme, the spray heads are arranged above the water surface, the sprayed water contacts the air, accelerating the cooling of the cooling water in the water tank, and the spray heads are arranged inclined downward, which can ensure that the sprayed water quickly falls back into the water tank.

[0012] As preferred, the pressing piece is a floating pressing piece directly floating on the water surface, a standing pressing piece standing on the water tank and contacting the water surface, or a limiting pressing piece detachably connected with the water tank and contacting the water surface.

[0013] With the above scheme, when the pressing piece is the floating pressing piece, the F (压件的重力-浮力) F 塑料件的浮力之和 ; when the pressing piece is the standing pressing piece, the F 压件的重力 F 塑料件的浮力之和 .

[0014] As preferred, a transfer component is arranged at the feeding end for receiving the plastic pieces and delivering the plastic pieces to the feeding end of the water tank.

[0015] As preferred, the transfer component is a feeding conveyor belt, and the discharge end of the feeding conveyor belt is located above the feeding end of the water tank.

[0016] With the above scheme, the transfer component is additionally arranged, which can naturally cool the plastic pieces in the transfer process.

[0017] As preferred, a water baffle is arranged at the feeding end of the water tank to prevent water from splashing out of the water tank when the plastic pieces fall.

[0018] As preferred, the feeding conveyor belt is arranged perpendicularly to the water tank or in a straight line.

[0019] As preferred, one side or both sides of the upper end of the water tank extend outwardly to form a placing platform.

[0020] With the above scheme, the placing platform can be used for placing or airing the plastic pieces.

[0021] As preferred, a drain pipe is arranged below the outer wall of the water tank, and a drain valve is arranged on the drain pipe.

[0022] The above scheme can be used to discharge the cooling water in the water tank.

[0023] The utility model discloses a kind of plastic parts cooling devices, with the above technical scheme, it has remarkable technical effect: plastic part enters water tank after due to buoyancy effect will be located on water surface locally, set pushing component, after falling into water, plastic part is quickly pushed to the press material conveying belt, and press material overturns and press material is transferred to discharge end using the power brought by press material conveying belt rotation, plastic part enters stationary discharge area, under the action of press piece, it can extend the event of uniform cooling, after removing press piece, operating personnel can take out the cooled plastic part, the above cooling device, plastic part is cooled using the mode of cooling water immersion transmission, cooling is fast and cooling is uniform. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the axonometric view of a plastic part cooling device of the embodiment Figure 1 ;

[0025] Figure 2 It is the axonometric view of a plastic part cooling device of the embodiment Figure 2 .

[0026] The part names referred to by each number in the above drawing are as follows: 1, water tank; 2, placing platform; 3, water baffle; 4, water spraying main pipe; 5, spray head; 6, press material conveying belt; 7, press material; 8, first driving motor; 9, driving gear; 10, first driven gear; 11, second driven gear; 12, first synchronous chain; 13, second synchronous chain; 14, press piece; 15, water pump; 16, drain pipe; 17, drain valve; 18, feeding conveying belt; 19, second driving motor; 20, protective cover; 21, bolt piece. DETAILED DESCRIPTION

[0027] The utility model will be further described in detail in combination with the drawings and examples.

[0028] A plastic part cooling device, refer to Figures 1-2 As shown in the drawing, including opening upward and built-in cooling water water tank 1, water tank 1 inside from its feeding end to discharge end includes feeding delivery area, press material transmission area and stationary discharge area in sequence, vertical setting has a feeding device at the feeding end of water tank 1, and feeding device is feeding conveying belt 18, and feeding conveying belt 18 is sent to the feeding end of water tank 1 and is controlled to second driving motor 19, and the feeding end of water tank 1 is provided with water baffle 3 when falling to avoid water splash out of water tank 1.

[0029] The pushing component is arranged at one end of the water tank 1 in the feeding delivery area and applies force to the pressing delivery area. A pressing conveyor belt 6 is arranged in the pressing delivery area and rotates towards the feeding delivery area. The surface of the pressing conveyor belt 6 is spaced apart and protrudes with pressing members 7. The pressing members 7 are in contact with water when moving below the pressing conveyor belt 6. A pressing member 14 is arranged in the discharging area and keeps the plastic member in the immersed state.

[0030] The pushing component comprises a water spraying assembly arranged at the feeding end in the water tank 1. The water spraying assembly comprises a water spraying main pipe 4 arranged along the direction perpendicular to the feeding direction of the plastic member and a plurality of spraying heads 5 arranged on the water spraying main pipe 4 and spaced apart along the axial direction of the water spraying main pipe 4. The spraying heads 5 are arranged obliquely downward above the water surface and towards the pressing conveyor belt 6. The bottom of the outer wall of the water tank 1 is fixedly provided with a water pump 15. The water inlet pipe of the water pump 15 is sealingly inserted into the water tank 1 and the water outlet pipe is connected with the water spraying main pipe 4.

[0031] An article placing platform 2 is vertically extended outward at the upper end of the side of the water tank 1 away from the feeding conveyor belt. The conveying of the pressing conveyor belt 6 is controlled by a first driving motor 8. The first driving motor 8 is fixedly installed on the article placing platform 2. The first driving motor 8 and the pressing conveyor belt 6 are in transmission through a gear and chain combination. The gear and chain combination comprises a third driven gear (not shown) coaxially fixed to one end of a driving roller for driving the rotation of the pressing conveyor belt 6, a driving gear 9 coaxially fixed on the motor shaft of the first driving motor 8, and a mounting plate fixed on the shell of the first driving motor 8. The mounting plate is rotatably provided with a first driven gear 10 and a second driven gear 11 which are coaxially distributed and have different sizes. The second driven gear 11 is located directly above the third driven gear. The first driving motor 8 and the pressing conveyor belt 6 are in transmission through a first synchronous chain 12 engaged between the driving gear 9 and the first driven gear 10. The second driving motor 19 and the pressing conveyor belt 6 are in transmission through a second synchronous chain 13 engaged between the second driven gear 11 and the third driven gear. When the second driving motor 19 rotates, the third driven gear is driven to rotate and in turn drives the pressing conveyor belt 6 to rotate.

[0032] The article placing platform 2 is provided with a protective cover 20 covering the outside of the mounting plate, the first driving motor 8 and the gear and chain combination.

[0033] The pressing member 14 is a bracket pressing member 14 lapped on the water tank 1 and in uniform contact with water at the bottom. The bracket pressing member 14 and the water tank 1 are fixedly connected through a bolt 21.

[0034] In addition, the pressing member 14 can be a wooden board. The wooden board is directly placed on the water surface. It is only necessary to ensure that the F 木板的重量 - 浮力 >F 塑料件的浮力之和 .

[0035] In order to facilitate the drainage of the water tank 1, a drainage pipe 16 is arranged below the outer wall of the water tank 1 and communicates with the water tank 1. The drainage pipe 16 is provided with a drainage valve 17 which can open and close the drainage pipe 16.

[0036] The cooling process is as follows:

[0037] The mechanical arm places the plastic part on the feeding conveyor 18 after taking it from the injection molding machine. The plastic part is first naturally cooled during the conveying process. Then, it falls from the discharge end of the feeding conveyor into the water tank 1 at the feeding end. The water sprayed by the spray head 5 pushes it to the pressing conveyor 6, where it is pressed down by the pressing part 7 to the lower side of the pressing conveyor 6 and slowly transferred to the lower end of the pressing part 14 along with the rotation of the pressing conveyor 6. After a predetermined time, the pressing part 14 is removed, and the cooled plastic part can be taken out.

[0038] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the technical field, some improvements and refinements without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A plastic part cooling device comprising a water tank (1) with its opening facing upwards and with cooling water inside, characterized in that: The water tank (1) comprises a feeding delivery area, a pressing delivery area and a standing discharge area from the feeding end to the discharging end. A pushing component is arranged at the feeding end of the water tank (1) to apply force to the pressing delivery area. A pressing belt (6) is arranged in the pressing delivery area to deliver the feeding delivery area. The pressing belt (6) is provided with pressing members (7) at intervals on the surface. The pressing members (7) are in contact with water when moving below the pressing belt (6). A pressing member (14) is arranged in the standing discharge area to keep the plastic member in a submerged state.

2. A device for cooling plastic parts as defined in claim 1, characterized in that: The pushing component comprises a water spraying assembly arranged at the feeding end of the water tank (1). The water spraying assembly comprises a water spraying main pipe (4) arranged along the direction perpendicular to the plastic member delivery direction and a plurality of nozzles (5) arranged on the water spraying main pipe (4) at intervals along the axial direction. The nozzles (5) are directed towards the pressing belt (6). A water pump (15) is arranged at the bottom of the water tank (1) to pump water in the water tank (1) to the water spraying main pipe (4).

3. A device for cooling plastic parts as defined in claim 2, wherein: The nozzles (5) are arranged above the water surface and inclined downward.

4. The plastic part cooling device of claim 1, wherein: The pressing member (14) is a floating pressing member (14) directly floating on the water surface, a standing pressing member (14) arranged on the water tank (1) and in contact with the water surface, or a limiting pressing member (14) detachably connected with the water tank (1) and in contact with the water surface.

5. The plastic part cooling device of claim 1, wherein: A delivery component is arranged at the feeding end to receive the plastic member and deliver the plastic member to the feeding end of the water tank (1).

6. A device for cooling plastic parts as defined in claim 5, characterized in that: The delivery component is a feeding belt (18), and the discharging end of the feeding belt (18) is located above the feeding end of the water tank (1).

7. A device for cooling plastic parts according to claim 6, characterized in that: A water baffle (3) is arranged at the feeding end of the water tank (1) to prevent water from splashing out of the water tank (1) when the plastic member falls.

8. The plastic part cooling device of claim 5, wherein: The feeding belt (18) is arranged vertically or in line with the water tank (1).

9. The plastic part cooling device of claim 1, wherein: The water tank (1) is provided with a storage platform (2) extending outward from one side or both sides of the upper end.

10. The plastic part cooling device of claim 1, wherein: A drain pipe (16) is arranged below the outer wall of the water tank (1), and a drain valve (17) is arranged on the drain pipe (16).

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