CN220841151U

CN220841151U - Stirring device for polyurethane foam production

Info

Publication number: CN220841151U
Application number: CN202322480715.9U
Authority: CN
Inventors: 满洪洋; 周晓东; 陈坤; 李旭帆; 黄宝龙; 徐维璐; 刘才云; 冉义刚; 徐红鹤; 李郭成; 谢艳
Original assignee: Epco Aviation Technology Taizhou Co ltd
Current assignee: Epco Aviation Technology Taizhou Co ltd
Priority date: 2023-09-13
Filing date: 2023-09-13
Publication date: 2024-04-26
Anticipated expiration: 2033-09-13

Abstract

The utility model relates to the technical field of polyurethane foam production, and solves the technical problems that when the existing stirring device for polyurethane foam production is used for carrying out lower batching, the batching is led into a stirring barrel at one time, the batching is easy to accumulate, and the stirring difficulty is increased. The utility model can evenly throw the ingredients during the process of discharging the ingredients, and ensure the uniformity of discharging, thereby being more beneficial to the later-stage uniform stirring.

Description

Stirring device for polyurethane foam production

Technical Field

The utility model relates to the technical field of polyurethane foam production, in particular to a stirring device for polyurethane foam production.

Background

The polyurethane foam is a very important link in the production process agitating unit, when processing, need just produce polyurethane foam's raw materials and a series of batching, mix the stirring according to the proportion, when putting into the churn with the batching, generally through offer a inlet pipe on the churn, pour the batching into can, but disposable all pour into, the batching can pile up together, when carrying out the mixing stirring, the time that needs the stirring is longer, the degree of difficulty of increase stirring, can cause the inhomogeneous condition of later stage's stirring, influence the finished product quality of polyurethane foam.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the stirring device for the polyurethane foam production, which solves the technical problems that the ingredients are easily accumulated and the stirring difficulty is increased because the ingredients are all led into the stirring cylinder at one time when the ingredients are fed in the existing stirring device for the polyurethane foam production, and achieves the purposes of intermittently feeding the ingredients, simultaneously throwing the ingredients for feeding and ensuring the uniformity of the feeding.

In order to solve the technical problems, the utility model provides the following technical scheme: the stirring device for polyurethane foam production comprises a stirring cylinder, wherein a feeding pipe is installed on the stirring cylinder in a communicating manner, a throwing mechanism for uniformly discharging is arranged in the feeding pipe, a stirring mechanism is arranged in the stirring cylinder, and a transmission mechanism is arranged between the stirring mechanism and the throwing mechanism.

The throwing mechanism comprises a support fixed in the feeding pipe, a driven rod is rotationally connected to the support, a first rectangular rod is slidably connected to the lower end of the driven rod, a first sliding groove matched with the first rectangular rod is formed in the driven rod, a cross rod is fixed to the lower end of the rectangular rod, a disc is fixed to the lower end of the cross rod, a plurality of separation plates are fixed to the disc, first balls are fixed to the two ends of the cross rod, and a first annular groove matched with the first balls is formed in the feeding pipe.

Further, the transmission mechanism comprises a first rotating wheel fixed on the driven rod, a belt is sleeved on the outer side of the first rotating wheel, a second rotating wheel is connected with the other end of the belt in a transmission mode, a rotating rod is fixed on the second rotating wheel, and a motor for driving the rotating rod to rotate is arranged on the stirring barrel.

Further, rabbling mechanism includes sliding connection at rectangle pole second of dwang lower extreme, the spout second that uses with rectangle pole second cooperation has been seted up to the dwang lower extreme, rectangle pole second lower extreme is fixed with the cross, and the cross lower extreme is fixed with the (mixing) shaft, is fixed with a plurality of puddlers on the (mixing) shaft.

Further, the ball second is fixed at the four ends of the cross, and the stirring cylinder is provided with a ring groove second matched with the ball second.

Further, the lower end of the stirring cylinder is communicated with a blanking pipe, and a pushing plate for assisting in discharging is fixed at the lower end of the stirring shaft.

Further, the first ring groove and the second ring groove are both in a wave-shaped design.

By means of the technical scheme, the utility model provides the stirring device for producing the polyurethane foam, which at least has the following beneficial effects:

1. according to the utility model, due to the arrangement of the throwing mechanism, the driven rod is driven to rotate by the rotating wheel, so that the first rectangular rod can drive the first ball to rotate along the first annular groove, and the disc at the lower end of the cross rod is driven to rotate and intermittently move up and down, so that when various ingredients are added in the polyurethane production process, the ingredients can be uniformly thrown, the uniformity of blanking is ensured, and further the later-stage stirring uniformity is facilitated.

2. According to the stirring device, the rotating rod is driven to rotate by the motor, the second rectangular rod can drive the second ball on the cross to rotate along the second annular groove, so that the stirring shaft at the lower end of the second rectangular rod can move up and down to stir while rotating, and the stirring effect of the stirring rod on the stirring cylinder is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application.

In the drawings:

FIG. 1 is a schematic view showing a cross-section of a stirring apparatus for producing polyurethane foam according to the present utility model;

FIG. 2 is a schematic view of a spraying mechanism according to the present utility model;

FIG. 3 is a schematic diagram of a transmission mechanism according to the present utility model;

FIG. 4 is a schematic view of a stirring mechanism according to the present utility model.

In the figure: 1. a stirring cylinder; 2. a feed pipe; 3. a throwing mechanism; 301. a bracket; 302. a driven rod; 303. a rectangular rod I; 304. a cross bar; 305. a disc; 306. a partition plate; 307. a first ball; 308. a first ring groove; 4. a stirring mechanism; 401. a rectangular rod II; 402. a cross; 403. a stirring shaft; 404. a stirring rod; 405. a second ball; 406. a second ring groove; 5. a transmission mechanism; 501. a first rotating wheel; 502. a belt; 503. a second rotating wheel; 504. a rotating lever; 505. a motor; 6. discharging pipes; 601. and (5) pushing the material plate.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Fig. 1-4 illustrate one embodiment of the present utility model: the utility model provides a polyurethane foam production is with agitating unit, includes churn 1, and feed pipe 2 is installed to the intercommunication on the churn 1, is provided with the mechanism 3 of throwing that is used for even unloading in the feed pipe 2, is provided with rabbling mechanism 4 in the churn 1, is provided with drive mechanism 5 between rabbling mechanism 4 and the mechanism 3 of throwing. The throwing mechanism 3 can intermittently move up and down while rotating when discharging, so that the ingredients can be uniformly thrown, the uniformity of discharging is ensured, and further the later-stage stirring uniformity is facilitated.

The throwing mechanism 3 comprises a bracket 301 fixed in the feed pipe 2, a driven rod 302 is rotatably connected to the bracket 301, a rectangular rod I303 is slidably connected to the lower end of the driven rod 302, a chute I matched with the rectangular rod I303 is formed in the driven rod 302, a cross rod 304 is fixed to the lower end of the rectangular rod I303, a disc 305 is fixed to the lower end of the cross rod 304, a plurality of separation plates 306 are fixed to the disc 305, balls 307 are fixed to the two ends of the cross rod 304, and a ring groove I308 matched with the balls is formed in the feed pipe 2. The driven rod 302 is driven to rotate through the transmission assembly, so that the rectangular rod I303 which is slidably connected with the lower end of the driven rod 302 rotates, the ball I307 at the two ends of the cross rod 304 can be driven to rotate along the annular groove I308 on the feeding pipe 2 when the rectangular rod I303 rotates, and the annular groove I308 is in a wave-shaped design, so that the ball I307 can continuously rotate from the lowest point of the annular groove I308 to the highest point of the annular groove I308 in the process of rotating along the annular groove I308, thereby driving the disc 305 at the lower end of the cross rod 304, enabling the partition plate 306 on the disc 305 to intermittently move up and down, enabling ingredients to be uniformly thrown when various ingredients are added in the polyurethane production process, ensuring the uniformity of the feeding, and being more beneficial to the later-stage stirring uniformity.

In this embodiment, the transmission mechanism 5 includes a first rotating wheel 501 fixed on the driven rod 302, a belt 502 is sleeved on the outer side of the first rotating wheel 501, a second rotating wheel 503 is connected to the other end of the belt 502 in a transmission manner, a rotating rod 504 is fixed on the second rotating wheel 503, and a motor 505 for driving the rotating rod 504 to rotate is installed on the mixing drum 1. The motor 505 drives the rotating rod 504 to rotate, so that the second rotating wheel 503 can rotate, and the belt 502 drives the first rotating wheel 501 to rotate, so that the driven rod 302 can rotate.

Example 2

On the basis of embodiment 1, as shown in fig. 2-4, the stirring mechanism 4 comprises a second rectangular rod 401 which is slidably connected to the lower end of a rotating rod 504, a second sliding groove matched with the second rectangular rod 401 is formed in the lower end of the rotating rod 504, a cross 402 is fixed to the lower end of the second rectangular rod 401, a stirring shaft 403 is fixed to the lower end of the cross 402, a plurality of stirring rods 404 are fixed to the stirring shaft 403, a second ball 405 is fixed to the four ends of the cross 402, a second ring groove 406 matched with the second ball 405 is formed in the stirring cylinder 1, and the first ring groove 308 and the second ring groove 406 are of wavy design. The motor 505 in the transmission mechanism 5 drives the rotating rod 504 to rotate, so that the second rectangular rod 401 which is in sliding connection with the lower end of the rotating rod 504 can rotate, the second rectangular rod 401 drives the second ball 405 on the cross 402 to rotate along the second annular groove 406, and when the second ball 405 continuously rotates to the highest point along the lowest point in the second annular groove 406, the stirring shaft 403 at the lower end of the second rectangular rod 401 can be driven to move up and down while rotating, and the stirring effect of the stirring rod 404 on the stirring cylinder 1 is improved.

In this embodiment, a blanking pipe 6 is installed at the lower end of the mixing drum 1 in a communicating manner, and a pushing plate 601 for assisting in discharging is fixed at the lower end of the mixing shaft 403. Through the (mixing) shaft 403 can reciprocate in the pivoted, can drive the flitch 601 and reciprocate in the pivoted, the later stage ejection of compact of being convenient for, the flitch 601 can assist the material ejection of compact in the churn 1 during the ejection of compact, can also effectively prevent the possibility of unloading pipe 6 jam.

The implementation process of the implementation is as follows: the ingredients are poured from the feeding pipe 2, the ingredients fall onto the circular disc 305 before stirring, the rotating rod 504 is driven by the motor 505 to rotate, the second rotating wheel 503 can rotate, the first rotating wheel 501 is driven by the belt 502 to rotate, the driven rod 302 can rotate, the first rectangular rod 303 slidingly connected with the lower end of the driven rod 302 can rotate, the first rectangular rod 303 can drive the first balls 307 at the two ends of the cross rod 304 to rotate along the first circular groove 308 on the feeding pipe 2 during rotation, the first circular groove 308 is in wave-shaped design, the first balls 307 continuously rotate from the lowest point of the first circular groove 308 to the highest point of the first circular groove 308 during rotation along the first circular groove 308, thereby driving the circular disc 305 at the lower end of the cross rod 304 and the partition plate 306 to rotate and intermittently move up and down, thereby evenly throwing the ingredients when various ingredients are added during polyurethane production, ensuring the uniformity of the blanking, being more beneficial to the later stirring, after the ingredients are thrown into the stirring barrel 1, the rotating rod 504 is driven to rotate by the motor 505, so that the rectangular rod two 401 which is connected with the lower end of the rotating rod 504 in a sliding way can rotate, the rectangular rod two 401 drives the ball two 405 on the cross 402 to rotate along the ring groove two 406, when the ball two 405 continuously rotates to the highest point along the lowest point in the ring groove two 406, the stirring shaft 403 at the lower end of the rectangular rod two 401 can be driven to move up and down while rotating, thereby improving the stirring effect of the stirring rod 404 on the stirring barrel 1, when the stirring is finished, the pushing plate 601 can be driven to move up and down while rotating according to the stirring shaft 403 when the stirring is finished, the pushing plate 601 can assist the material in the stirring barrel 1 to discharge during the discharging, and the possibility of blockage of the blanking pipe 6 can be effectively prevented.

It should be noted that, in this document, 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 utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Stirring device for polyurethane foam production, comprising a stirring cylinder (1), and being characterized in that: the stirring cylinder (1) is communicated with and provided with a feeding pipe (2), a throwing mechanism (3) for uniformly discharging is arranged in the feeding pipe (2), a stirring mechanism (4) is arranged in the stirring cylinder (1), and a transmission mechanism (5) is arranged between the stirring mechanism (4) and the throwing mechanism (3);

The throwing mechanism (3) comprises a support (301) fixed in a feeding pipe (2), a driven rod (302) is rotatably connected to the support (301), a first rectangular rod (303) is slidably connected to the lower end of the driven rod (302), a first sliding groove matched with the first rectangular rod (303) is formed in the driven rod (302), a cross rod (304) is fixed to the lower end of the first rectangular rod (303), a disc (305) is fixed to the lower end of the cross rod (304), a plurality of separation plates (306) are fixed to the disc (305), first rolling balls (307) are fixed to the two ends of the cross rod (304), and a first annular groove (308) matched with the rolling balls is formed in the feeding pipe (2).

2. The stirring device for polyurethane foam production according to claim 1, wherein: the driving mechanism (5) comprises a first rotating wheel (501) fixed on the driven rod (302), a belt (502) is sleeved on the outer side of the first rotating wheel (501), a second rotating wheel (503) is connected to the other end of the belt (502) in a transmission mode, a rotating rod (504) is fixed on the second rotating wheel (503), and a motor (505) for driving the rotating rod (504) to rotate is installed on the stirring cylinder (1).

3. The stirring device for polyurethane foam production according to claim 2, wherein: the stirring mechanism (4) comprises a second rectangular rod (401) which is connected to the lower end of the rotating rod (504) in a sliding mode, a second sliding groove which is matched with the second rectangular rod (401) in use is formed in the lower end of the rotating rod (504), a cross (402) is fixed to the lower end of the second rectangular rod (401), a stirring shaft (403) is fixed to the lower end of the cross (402), and a plurality of stirring rods (404) are fixed to the stirring shaft (403).

4. A stirring device for polyurethane foam production as set forth in claim 3, wherein: four ends of the cross (402) are fixedly provided with second balls (405), and the mixing drum (1) is provided with second ring grooves (406) matched with the second balls (405).

5. The stirring device for producing polyurethane foam according to claim 4, wherein: the lower end of the stirring cylinder (1) is communicated with a discharging pipe (6), and a pushing plate (601) for assisting discharging is fixed at the lower end of the stirring shaft (403).

6. The stirring device for polyurethane foam production according to claim 1, wherein: the first ring groove (308) and the second ring groove (406) are of wavy design.