CN216630440U - A silicon PU coating adjustable stirring processing machine - Google Patents

Abstract

The utility model discloses an adjustable stirring and processing machine for silicon PU paint, which comprises a reaction kettle and a feeding port connected to the top of the reaction kettle. The inside of the reaction kettle is provided with a first stirring rod and a second stirring rod arranged side by side. A stirring rod and a second stirring rod are respectively provided with a plurality of stirring blades at intervals, which are respectively arranged between the adjacent two stirring blades of the first stirring rod and the second stirring rod to form an adjustable vertical interval d; The top of a stirring rod is connected with a first stirring gear, and the first stirring gear is connected with a stirring motor; the top of the second stirring rod is connected with a second stirring gear, the first stirring gear and the second stirring gear are meshed, and the second stirring The bottom of the rod is connected with a lift drive mechanism for adjusting the level of the second stirring rod. Compared with the prior art, the stirring efficiency can be improved by adjusting the stirring structure and using the stirring work of silicon PU coatings of different formulations.

Description

A silicon PU coating adjustable stirring processing machine

technical field

The utility model relates to the technical field of silicon PU production equipment, in particular to an adjustable stirring and processing machine for silicon PU coatings.

Background technique

For Newtonian fluids (ordinary liquids), the liquid surface will be concave due to centrifugal force; while for non-Newtonian fluids (viscoelastic fluids), it flows toward the stirring center and climbs up along the stirring rod, and the liquid surface becomes convex. , this phenomenon can be observed even at very low rotational speeds of the stirring rod. Silicon PU is a non-Newtonian fluid in the liquid state, and many manufacturers who design silicon PU production equipment often ignore this problem and use the stirring settings of ordinary liquids.

If the stirring setting of ordinary liquid is adopted, there will be the following problems in the production of liquid silicon PU: 1. Because silicon PU will climb the rod, on the one hand, it is easy to lock the stirring rod, which reduces the stirring efficiency; on the other hand, the reaction kettle of silicon PU can only The production of full cylinder or half cylinder is limited. When the cylinder is full, it is easy for the raw materials to be sucked up to the sealing ring, and the half cylinder makes the production efficiency low; 2. The output torque of the motor is unbalanced due to the climbing rod, resulting in a short life of the motor.

Utility model content

In view of the deficiencies in the prior art, the purpose of this utility model is to provide a silicon PU coating adjustable stirring processing machine, providing a double-rod stirring structure, avoiding the overflow of the raw material in the sealing ring when the cylinder is full, prolonging the life of the motor, and realizing the The regulated silicon PU stirring has wide applicability and improves stirring efficiency.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is: an adjustable stirring and processing machine for silicon PU paint, comprising a reaction kettle and a feed port connected to the top of the reaction kettle, and the interior of the reaction kettle is provided with a side-by-side arrangement of a A stirring rod and a second stirring rod, the first stirring rod and the second stirring rod are respectively provided with a plurality of stirring blades at intervals, which are respectively arranged between the adjacent two stirring blades of the first stirring rod and the second stirring rod to form The vertical interval d is adjustable in size; the top of the first stirring rod is connected with a first stirring gear, and the first stirring gear is connected with a stirring motor; the top of the second stirring rod is connected with a second stirring gear, and the first stirring gear and The second stirring gears are meshed with each other, and the bottom of the second stirring rod is connected with a lift driving mechanism for adjusting the level of the second stirring rod.

In a further technical solution, the lift driving mechanism includes a lift driving cylinder fixed at the bottom of the reaction kettle, the piston rod of the lifting driving cylinder movably extends into the interior of the reaction kettle, and the end of the piston rod of the lifting driving cylinder is provided with a stirring rod bearing. , the end of the second stirring rod is connected with the stirring rod bearing.

In a further technical solution, the size of the vertical interval d is 10cm-30cm.

In a further technical solution, the first stirring gear and the second stirring gear are spur gears with the same specifications, and the two spur gears are partially or fully meshed. When the two spur gears are partially meshed, the meshing between the two is Parts are at least two-thirds.

In a further technical solution, the top of the reactor is provided with a lifting bearing mechanism, the lifting bearing mechanism includes a bearing seat fixed on the top of the reactor and a sliding bearing mounted on the bearing seat slidably up and down, and the upper part of the second stirring rod is connected to the sliding bearing.

In a further technical solution, the feeding port is arranged in a funnel shape, the bottom of the feeding port is rotated with a transmission gear sleeve, the transmission gear sleeve is fixed with a rotating shaft, and the rotating shaft is closely attached to the inner side of the feeding port, and is in the The drive gear sleeve is driven to rotate and act on the inner side of the feed port; a feed auxiliary motor is arranged on the side of the feed port, the output shaft of the feed auxiliary motor is connected with an auxiliary drive gear, and the auxiliary drive gear is meshed with the transmission gear sleeve. .

After adopting the above structure, the advantages of the utility model compared with the prior art are: the utility model provides an adjustable stirring processing machine for silicon PU paint, which can adjust the stirring structure in the reaction kettle through the double-rod stirring structure with a relatively floating design. The silicon PU coating is stirred, and the stirring rate of the double-rod stirring structure is adjusted by adjusting the vertical interval d between the adjacent stirring blades on the left and right, so as to adapt to the stirring work of silicon PU coatings with different formulations and improve the applicability of the equipment. and stirring efficiency; by setting a rotating shaft at the feeding port that rotates on the feeding port, the raw materials are rotated and agitated during feeding to prevent the raw materials from adhering to the inner side of the feeding port, making feeding more smoothly and avoiding clogging Inlet.

Description of drawings

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is an enlarged view of A in FIG. 1 .

Detailed ways

The following are only preferred embodiments of the present invention, and do not limit the protection scope of the present invention.

As shown in Figure 1 and Figure 2, the utility model provides a silicon PU paint adjustable stirring processing machine, comprising a reaction kettle 1 and a feed port 4 connected to the top of the reaction kettle 1, and is characterized in that: the reaction kettle 1 The inside is provided with a first stirring rod 21 and a second stirring rod 22 arranged side by side, and the first stirring rod 21 and the second stirring rod 22 are respectively provided with a plurality of stirring blades 20 at intervals, which are respectively arranged on the first stirring rod 21 and the second stirring rod 22. A vertical interval d with adjustable size is formed between the adjacent two stirring blades 20 of the stirring rod 22; the top of the first stirring rod 21 is connected with a first stirring gear 31, and the first stirring gear 31 is driven and connected with a stirring motor 30 ; The top of the second stirring rod 22 is connected with the second stirring gear 32, the first stirring gear 31 and the second stirring gear 32 are meshed, and the bottom of the second stirring rod 22 is connected with a horizontal height for adjusting the second stirring rod 22. Lifting drive mechanism. The utility model provides an adjustable stirring processing machine for silicon PU paint, which is used to stir the silicon PU paint in the reaction kettle 1 through a double-rod stirring structure with a relatively floating design. The vertical interval d adjusts the stirring rate of the double-rod stirring structure to adapt to the stirring work of silicon PU coatings of different formulations, and improve the applicability of the equipment and the stirring efficiency.

Specifically, the bottom of the reaction kettle 1 is supported by a support frame 2 and raised to a set height, which is convenient for discharging materials by gravity, and the height of the reaction kettle 1 from the ground is 0.3m-1m.

Specifically, the lift drive mechanism includes a lift drive cylinder 23 fixed at the bottom of the reaction kettle 1, the piston rod of the lift drive cylinder 23 movably extends into the interior of the reaction kettle 1, and the end of the piston rod of the lift drive cylinder 23 is provided with a stirring The rod bearing 24, the end of the second stirring rod 22 is connected to the stirring rod bearing 24.

Specifically, the size of the vertical interval d is 10cm-30cm.

Specifically, the first stirring gear 31 and the second stirring gear 32 are spur gears with the same specifications, and the two spur gears are partially or fully meshed. When the two spur gears are partially meshed, the meshing part between the two at least two-thirds.

Specifically, the top of the reaction kettle 1 is provided with a lifting bearing mechanism. The lifting bearing mechanism includes a bearing seat fixed on the top of the reaction kettle 1 and a sliding bearing mounted on the bearing seat slidably up and down. The upper part of the second stirring rod 22 is connected to the sliding bearing.

Specifically, the feeding port 4 is arranged in the shape of a funnel, and the bottom of the feeding port 4 is rotated with a transmission gear sleeve 52 . The side, and is driven by the transmission gear sleeve 52 to rotate on the inner side of the feed port 4; the side of the feed port 4 is provided with a feeding auxiliary motor 50, and the output shaft of the feeding auxiliary motor 50 is connected with an auxiliary driving gear 51. , the auxiliary driving gear 51 is meshed with the transmission gear sleeve 52 . By arranging the rotating shaft 41 at the feeding port 4, which rotates and acts on the feeding port 4, the raw material is rotated and agitated during feeding, so as to prevent the raw material from adhering to the inner side of the feeding port 4, so that the feeding is smoother and the blockage is avoided. Feed port 4.

The above content is only a preferred embodiment of the present invention. For those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and application scope. The content of this description should not be interpreted as Limitations of the present invention.

Claims (6)

1. An adjustable stirring and processing machine for silicon PU paint, comprising a reaction kettle (1) and a feed port (4) connected to the top of the reaction kettle (1), characterized in that: the interior of the reaction kettle (1) is provided with side by side The first stirring rod (21) and the second stirring rod (22) are provided, and the first stirring rod (21) and the second stirring rod (22) are respectively provided with a plurality of stirring blades (20) at intervals, which are respectively arranged on the first stirring rod (21) and the second stirring rod (22). An adjustable vertical interval d is formed between the stirring rod (21) and the adjacent two stirring blades (20) of the second stirring rod (22); the top of the first stirring rod (21) is connected with the first stirring rod (21). Gear (31), the first stirring gear (31) is connected with a stirring motor (30); the top of the second stirring rod (22) is connected with a second stirring gear (32), the first stirring gear (31) and the second stirring gear (31) The stirring gears (32) are meshed with each other, and the bottom of the second stirring rod (22) is connected with a lift driving mechanism for adjusting the horizontal height of the second stirring rod (22). 2. An adjustable stirring and processing machine for silicon PU coating according to claim 1, characterized in that: the lifting driving mechanism comprises a lifting driving cylinder (23) fixed on the bottom of the reaction kettle (1), and the lifting driving mechanism The piston rod of the cylinder (23) movably extends into the interior of the reaction kettle (1), and a stirring rod bearing (24) is provided at the end of the piston rod of the lift driving cylinder (23). The second stirring rod (22) The end of the agitator is connected with the stirring rod bearing (24). 3. A kind of silicon PU paint adjustable stirring processing machine according to claim 2, is characterized in that: the size of described vertical interval d is 10cm-30cm. 4. An adjustable stirring and processing machine for silicon PU coating according to claim 3, characterized in that: the first stirring gear (31) and the second stirring gear (32) are spur gears with the same specifications, The two spur gears are partially meshed or fully meshed, and when the two spur gears are partially meshed, the meshing portion between the two is at least two-thirds. 5. An adjustable stirring and processing machine for silicon PU coating according to claim 1, characterized in that: the top of the reaction kettle (1) is provided with a lifting bearing mechanism, and the lifting bearing mechanism comprises a lifting bearing mechanism fixed on the reaction kettle (1) The bearing seat on the top and the sliding bearing mounted on the bearing seat slidably up and down, and the upper part of the second stirring rod (22) is connected to the sliding bearing. 6. An adjustable stirring and processing machine for silicon PU coating according to claim 1, characterized in that: the feeding port (4) is arranged in a funnel shape, and the bottom rotating sleeve of the feeding port (4) is provided with a transmission The gear sleeve (52), the transmission gear sleeve (52) is fixedly connected with a rotating shaft (41), the rotating shaft (41) is closely attached to the inner side of the feeding port (4), and is driven by the transmission gear sleeve (52) to rotate Acts on the inner side of the feeding port (4); a feeding auxiliary motor (50) is arranged on the side of the feeding port (4), and the output shaft of the feeding auxiliary motor (50) is connected with an auxiliary driving gear (51), The auxiliary driving gear (51) is meshed with the transmission gear sleeve (52).

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