Raw material melting device for hot melt adhesive production

Abstract

The utility model provides a raw material melting device for hot melt adhesive production, and particularly relates to the technical field of hot melt adhesive production, the raw material melting device for hot melt adhesive production comprises a reaction kettle, a heating mechanism and a stirring mechanism, the upper part of the reaction kettle is provided with an air exhaust hole, and the lower part of the outer side of the reaction kettle is provided with a discharge pipe. A heating pipe is heated through a temperature controller, so that a hot melt adhesive raw material can be heated and melted, after the hot melt adhesive raw material is melted, a motor drives a stirring frame on a connecting shaft to rotate, at the moment, a shovel plate can rotate along with the connecting shaft through a fixing rod, and the raw material at the bottom of the reaction kettle can be stirred along the shovel plate; when the stirring device is used, the hot melt adhesive on the inner wall of the reaction kettle can be scraped by the scraper plate and the shovel plate, so that a certain cleaning effect can be achieved, and the materials on the upper layer and the bottom layer of the reaction kettle can be mixed by matching the stirring frame with the stirring device and the hot melt adhesive can be scraped by the scraper plate and the shovel plate when the stirring device is not used.

Description

Technical Field

[0001] The utility model relates to the technical field of hot melt adhesive production, in particular to a raw material melting device for hot melt adhesive production. Background Art

[0002] Hot melt adhesive is a plastic adhesive. Its physical state changes with temperature within a certain temperature range, while its chemical properties remain unchanged. It is non-toxic and odorless, and is an environmentally friendly chemical product. It is solid, easy to package, transport, store, solvent-free, pollution-free, and non-toxic; and has the advantages of simple production process, high added value, high bonding strength, and fast speed, so it is highly favored. When hot melt adhesive is produced, the raw materials need to be put into the melting device. The raw materials can only be processed to the next step after being melted at high temperature. The existing raw material melting device for hot melt adhesive production has a single internal structure, which makes the raw materials not stirred and mixed evenly when they are put into the melting device for melting. Utility Model Content

[0003] The utility model aims to provide a raw material melting device for hot melt adhesive production, so as to solve the problem that the raw material melting device for hot melt adhesive production proposed in the above background technology has a single internal structure, so that the raw materials are not stirred and mixed uniformly when they are put into the melting device for melting.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a raw material melting device for hot melt adhesive production, comprising a reactor, a heating mechanism and a stirring mechanism, wherein an exhaust hole is arranged above the reactor, a discharge pipe is arranged below the outer side of the reactor, a feed port is fixedly connected to the top of the reactor, a support leg is fixedly connected to the bottom of the reactor, a heating mechanism is arranged inside the reactor, and a stirring mechanism is arranged inside the reactor.

[0005] Preferably, the discharge pipe is connected to the reactor, and the air extraction hole is connected to the reactor.

[0006] Preferably, the heating mechanism comprises a fixed groove, a heating tube and a temperature controller. A fixed groove is provided on the inner side of the reactor. A heating tube is fixedly connected to the inner side of the fixed groove. The heating tube is electrically connected to the temperature controller.

[0007] Preferably, the stirring mechanism includes a motor, a connecting shaft, a stirring frame, a scraper, a spiral blade, a first fixed rod, a shovel plate and a second fixed rod. The motor is fixedly connected to the top of the reactor, one end of the output shaft of the motor is fixedly connected to the connecting shaft, the outer side of the connecting shaft is fixedly connected to the stirring frame, one end of the stirring frame is fixedly connected to the scraper, the outer side of the connecting shaft is fixedly connected to the spiral blade, the outer side of the connecting shaft is fixedly connected to the first fixed rod, one side of the first fixed rod is fixedly connected to the shovel plate, and the second fixed rod is fixedly connected to the top of the first fixed rod.

[0008] Preferably, two stirring racks are provided, and the stirring racks are distributed at equal intervals on the outer wall of the connecting shaft.

[0009] Preferably, the scraper is in contact with the side wall of the inner cavity of the reactor, one end of the shovel is in contact with the bottom of the inner cavity of the reactor, and two second fixing rods are provided.

[0010] Compared with the prior art, the beneficial effect of the utility model is that when the raw material melting device for hot melt adhesive production is in use, the exhaust hole is used to evacuate the interior of the reactor, and the feed port is used to put the hot melt adhesive raw material into the reactor, and the heating tube is heated by the temperature controller, so that the hot melt adhesive raw material can be heated and melted. After the hot melt adhesive raw material is melted, the motor drives the stirring frame on the connecting shaft to rotate, and at this time the shovel plate will follow the rotation of the connecting shaft through the fixed rod, so that the raw material at the bottom of the reactor can be transported along the shovel plate to the spiral blade, and then transported upward by the spiral blade, and in combination with the stirring frame, the materials on the upper and bottom layers of the reactor can be mixed, so that the stirring is more thorough, and when not in use, the scraper and the shovel plate can scrape the hot melt adhesive on the inner wall of the reactor, which has a certain cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the appearance of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the fixed groove and the heating pipe of the utility model in cooperation with each other;

[0013] Figure 3 This is a schematic diagram of the structure of the stirring mechanism of the utility model;

[0014] Figure 4 For this utility model Figure 2 Enlarged structural diagram at A in the middle.

[0015] In the figure: 1. Reactor; 2. Air extraction hole; 3. Discharge pipe; 4. Feed inlet; 5. Support leg; 6. Heating mechanism; 601. Fixed groove; 602. Heating tube; 603. Temperature controller; 7. Stirring mechanism; 701. Motor; 702. Connecting shaft; 703. Stirring frame; 704. Scraper; 705. Spiral blade; 706. First fixed rod; 707. Shovel plate; 708. Second fixed rod. DETAILED DESCRIPTION

[0016] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0017] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. 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.

[0018] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0019] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0020] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0021] See also Figure 1-4The utility model discloses a raw material melting device for hot melt adhesive production, comprising a reactor 1, a heating mechanism 6 and a stirring mechanism 7. An exhaust hole 2 is arranged above the reactor 1, a discharge pipe 3 is arranged below the outer side of the reactor 1, a feed port 4 is fixedly connected to the top of the reactor 1, a supporting leg 5 is fixedly connected to the bottom of the reactor 1, a heating mechanism 6 is arranged inside the reactor 1, and a stirring mechanism 7 is arranged inside the reactor 1. When in use, the exhaust hole 2 is used to vacuum the inside of the reactor 1, and the feed port 4 is used to put the hot melt adhesive raw material into the reactor 1.

[0022] In order to facilitate vacuuming, the discharge pipe 3 is connected to the reactor 1 , and the air extraction hole 2 is connected to the reactor 1 .

[0023] In order to facilitate heating the inside of the reactor 1, the heating mechanism 6 includes a fixed groove 601, a heating tube 602 and a temperature controller 603. A fixed groove 601 is opened on the inner side of the reactor 1, and a heating tube 602 is fixedly connected to the inner side of the fixed groove 601. The heating tube 602 is electrically connected to the temperature controller 603. The heating tube 602 is heated by the temperature controller 603, so that the hot melt adhesive raw material can be heated and melted.

[0024] In order to stir the hot melt adhesive raw material more thoroughly after it is melted, the stirring mechanism 7 includes a motor 701, a connecting shaft 702, a stirring frame 703, a scraper 704, a spiral blade 705, a first fixed rod 706, a shovel plate 707 and a second fixed rod 708. The motor 701 is fixedly connected to the top of the reactor 1, one end of the output shaft of the motor 701 is fixedly connected to the connecting shaft 702, the outer side of the connecting shaft 702 is fixedly connected to the stirring frame 703, one end of the stirring frame 703 is fixedly connected to the scraper 704, the outer side of the connecting shaft 702 is fixedly connected to the spiral blade 705, the outer side of the connecting shaft 702 is fixedly connected to the first fixed rod 706, and one side of the first fixed rod 706 is fixedly connected to the shovel plate 707. Plate 707, a second fixed rod 708 is fixedly connected above the first fixed rod 706. After the hot melt adhesive raw material is melted, the motor 701 drives the stirring frame 703 on the connecting shaft 702 to rotate. At this time, the shovel plate 707 will follow the connection shaft 702 to rotate through the first fixed rod 706, so that the raw materials at the bottom of the reactor 1 can be transported to the spiral blade 705 along the shovel plate 707, and then transported upward through the spiral blade 705. In combination with the stirring frame 703, the materials on the upper and bottom layers of the reactor 1 can be mixed, making the stirring more thorough. When not in use, the scraper 704 and the shovel plate 707 can scrape off the hot melt adhesive on the inner wall of the reactor 1, which has a certain cleaning effect.

[0025] In order to stir the hot melt adhesive raw material more thoroughly after it is melted, two stirring racks 703 are provided, and the stirring racks 703 are distributed at equal intervals on the outer wall of the connecting shaft 702.

[0026] In order to stir the hot melt adhesive raw material more thoroughly after it is melted, the scraper 704 is in contact with the inner cavity side wall of the reactor 1, one end of the shovel plate 707 is in contact with the inner cavity bottom of the reactor 1, and two second fixing rods 708 are provided.

[0027] Working principle: When in use, the exhaust hole 2 is used to evacuate the inside of the reactor 1, and the feed port 4 is used to put the hot melt adhesive raw material into the reactor 1. The heating tube 602 is heated by the temperature controller 603, so that the hot melt adhesive raw material can be heated and melted. After the hot melt adhesive raw material is melted, the motor 701 drives the stirring frame 703 on the connecting shaft 702 to rotate. At this time, the shovel plate 707 will rotate with the connecting shaft 702 through the first fixed rod 706. In this way, the raw material at the bottom of the reactor 1 can be transported to the spiral blade 705 along the shovel plate 707, and then transported upward through the spiral blade 705. In combination with the stirring frame 703, the materials on the upper and bottom layers of the reactor 1 can be mixed, so that the stirring is more thorough. When not in use, the scraper 704 and the shovel plate 707 can scrape the hot melt adhesive on the inner wall of the reactor 1, which has a certain cleaning effect. The model of the temperature controller 603 is: LNF-9M7.

[0028] 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 implementation rules 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 raw material melting device for hot melt adhesive production, comprising a reaction kettle (1), a heating mechanism (6) and a stirring mechanism (7), characterized in that: The reactor (1) is provided with an exhaust hole (2) on the top, a discharge pipe (3) is provided on the lower side of the outer side of the reactor (1), a feed port (4) is fixedly connected to the top of the reactor (1), a support leg (5) is fixedly connected to the bottom of the reactor (1), a heating mechanism (6) is provided on the inside of the reactor (1), and a stirring mechanism (7) is provided on the inside of the reactor (1).

2. A raw material melting device for hot melt adhesive production according to claim 1, characterized in that: The discharge pipe (3) is connected to the reaction kettle (1), and the air extraction hole (2) is connected to the reaction kettle (1).

3. A raw material melting device for hot melt adhesive production according to claim 1, characterized in that: The heating mechanism (6) comprises a fixed groove (601), a heating tube (602) and a temperature controller (603); the inner side of the reaction kettle (1) is provided with a fixed groove (601); the inner side of the fixed groove (601) is fixedly connected with a heating tube (602); and the heating tube (602) is electrically connected with the temperature controller (603).

4. A raw material melting device for hot melt adhesive production according to claim 1, characterized in that: The stirring mechanism (7) comprises a motor (701), a connecting shaft (702), a stirring frame (703), a scraper (704), a spiral blade (705), a first fixed rod (706), a shovel plate (707) and a second fixed rod (708); the motor (701) is fixedly connected to the top of the reaction kettle (1); one end of the output shaft of the motor (701) is fixedly connected to the connecting shaft (702); the outer side of the connecting shaft (702) is fixedly connected to the stirring frame (703); one end of the stirring frame (703) is fixedly connected to the scraper plate (704); the outer side of the connecting shaft (702) is fixedly connected to the spiral blade (705); the outer side of the connecting shaft (702) is fixedly connected to the first fixed rod (706); one side of the first fixed rod (706) is fixedly connected to the shovel plate (707); and the upper side of the first fixed rod (706) is fixedly connected to the second fixed rod (708).

5. A raw material melting device for hot melt adhesive production according to claim 4, characterized in that: Two stirring racks (703) are provided, and the stirring racks (703) are distributed at equal intervals on the outer wall of the connecting shaft (702).

6. A raw material melting device for hot melt adhesive production according to claim 4, characterized in that: The scraper (704) is in contact with the inner cavity side wall of the reaction kettle (1), one end of the shovel plate (707) is in contact with the inner cavity bottom of the reaction kettle (1), and two second fixing rods (708) are provided.

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