Polyamide epoxy resin curing agent production mixing device

Abstract

The utility model discloses a polyamide epoxy resin curing agent production mixing device, and particularly relates to the technical field of epoxy resin curing agent production mixing, a rotating shaft is rotatably provided with a plurality of stirring blades which are arranged in a circumferential array, the bottom of the rotating shaft is provided with a bottom scraping plate, and the bottom scraping plate is attached to the bottom of a stirring tank; side scraping plates are symmetrically arranged on the two sides of the bottom scraping plate, and a guide sliding roller is rotationally arranged at the end of the bottom scraping plate. According to the mixing device for producing the polyamide epoxy resin curing agent, the stirring box is fixed through the placing groove in the base, a plurality of stirring blades are driven to rotate through the rotating shaft in the stirring groove on the stirring box, and raw materials at the bottom of the stirring groove are scraped through the bottom scraping plate at the bottom of the rotating shaft; the raw materials at the bottom of the placing groove are further scraped through the side scraping plates on the bottom scraping plate, the guide sliding rollers on the bottom scraping plate assist in rotation of the bottom scraping plate, and meanwhile, the guide sliding rollers rub the inner wall of the stirring groove.

Description

Technical Field

[0001] The utility model relates to the technical field of epoxy resin curing agent production and mixing, and specifically relates to a mixing device for polyamide epoxy resin curing agent production. Background Art

[0002] Epoxy resin is an important industrial adhesive, which is widely used in many fields such as construction, aviation, and automobiles. Its production process includes steps such as selecting appropriate epoxy resin raw materials, processing and mixing of raw materials, controlling the temperature and pressure during the reaction process, and separating and purifying the final product. During the production process, temperature, pressure, the selection of catalysts, and the feeding ratio all have a significant impact on the quality and performance of the final product. In addition, while pursuing performance improvement, the epoxy resin industry also pays more and more attention to the improvement of environmental protection characteristics and sustainable development.

[0003] According to the publication (announcement) number: CN211677683U, the publication (announcement) date: October 16, 2020, a mixing device for high-temperature resistant epoxy resin production is disclosed, including a reaction kettle, characterized in that a support rod is fixedly connected to the outside of the reaction kettle, and a cross bar is fixedly connected between the two support rods on both sides. An air extractor is installed on the upper surface of the cross bar, and through holes are provided on the cross bar on both sides of the air extractor. A telescopic electric rod is fixedly connected to the lower surface of the cross bar, and a connecting rod is fixedly connected to the lower end of the telescopic electric rod. At the same time, the connecting rod is fixedly connected to the reaction kettle cover. Air extraction pipes are fixedly connected to both side surfaces of the air extractor, and the air extraction pipes are connected to the reaction kettle cover through the through holes. At the same time, exhaust holes are provided on the upper surface of the air extractor.

[0004] As can be seen from the above patent and the prior art, when producing and mixing epoxy resin, a variety of raw materials need to be stirred and then mixed into epoxy resin. However, when epoxy resin is mixed in the mixing tank, it will adhere to the bottom and side walls of the mixing tank. After one mixing, the bottom and inner wall of the mixing tank will be attached with raw materials. If not cleaned, it will harden, which will affect subsequent cleaning and use. Content of the Utility Model

[0005] The purpose of the utility model is to provide a mixing device for polyamide epoxy resin curing agent production, which realizes scraping the bottom and side surfaces of the mixing tank.

[0006] To achieve the above object, the utility model provides the following technical solution: a mixing device for producing polyamide epoxy resin curing agent, including a base, a placement groove is opened on the base, a mixing tank is arranged in the placement groove, a mixing groove is opened on the mixing tank, a rotating shaft is rotatably arranged on the mixing groove, a plurality of mixing blades arranged in a circumferential array are rotatably arranged on the rotating shaft, a bottom scraping plate is arranged at the bottom of the rotating shaft, the bottom scraping plate is attached to the bottom of the mixing groove, side scraping plates are symmetrically arranged on both sides of the bottom scraping plate, and a guiding roller is rotatably arranged at the end of the bottom scraping plate.

[0007] Preferably, an extension plate is arranged on the mixing tank, a fixing plate is arranged on the extension plate, and a plurality of connecting pipes arranged in a circumferential array are arranged on the fixing plate.

[0008] Preferably, a placement ring is arranged on the connecting pipe, and a fixing ring is arranged on the placement ring.

[0009] Preferably, an installation groove is opened in the fixing ring, a second fixing groove is opened in the installation groove, and a first fixing groove communicated with the second fixing groove is opened in the fixing ring.

[0010] Preferably, a plurality of vertical plates are symmetrically arranged on both sides of the second fixing groove, an elastic member is arranged on the vertical plate, and an insertion plate is arranged on the elastic member, and the insertion plate faces the second fixing groove.

[0011] Preferably, a rotating disk is rotatably arranged in the placement ring, a plurality of convex blocks arranged in a circumferential array are arranged on the rotating disk, a plurality of fixed rotating shafts arranged in a circumferential array are arranged at the bottom of the fixing ring, and fixed insertion grooves are symmetrically opened on both sides of the fixed rotating shaft.

[0012] Preferably, a plurality of clamping grooves arranged in a circumferential array are opened on the fixed rotating shaft, and the fixed rotating shaft corresponds to the convex block.

[0013] Preferably, a plurality of fixed rods arranged in a circumferential array are arranged at the bottom of the base, and universal wheels are arranged at the bottom of the fixed rods.

[0014] Preferably, the elastic member is a spring.

[0015] In the above technical solution, a mixing device for producing a polyamide epoxy resin curing agent provided by the present utility model has the following beneficial effects: The mixing tank is fixed through the placement groove in the base. The rotation of the rotating shaft in the mixing groove on the mixing tank drives a plurality of stirring blades to rotate. The bottom scraper at the bottom of the rotating shaft scrapes the raw materials at the bottom of the mixing groove. The side scraper on the bottom scraper further scrapes the raw materials at the bottom of the placement groove. The guide rollers on the bottom scraper assist the rotation of the bottom scraper, and at the same time, the guide rollers scrape the inner wall of the mixing groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure provided by an embodiment of the present utility model;

[0018] Figure 2 It is a schematic diagram of the structure inside the placement ring provided by an embodiment of the present utility model;

[0019] Figure 3 It is a schematic diagram of the structure inside the extension plate provided by an embodiment of the present utility model;

[0020] Figure 4 It is a schematic diagram of the structure inside the mixing groove provided by an embodiment of the present utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the placement ring and the fixed rotating shaft provided by an embodiment of the present utility model;

[0022] Figure 6 It is an enlarged schematic diagram of the structure of part A provided by an embodiment of the present utility model;

[0023] Figure 7 It is an enlarged schematic diagram of the structure of part B provided by an embodiment of the present utility model.

[0024] Description of the reference numerals:

[0025] 1. Base; 10. Stirring tank; 11. Placing groove; 12. Fixed rod; 13. Universal wheel; 2. Stirring box; 21. Extension plate; 22. Fixed plate; 23. Connecting pipe; 24. Placing ring; 25. Fixed ring; 251. First fixing groove; 252. Installation groove; 253. Vertical plate; 254. Elastic member; 255. Insertion plate; 256. Second fixing groove; 26. Rotating disk; 261. Protrusion; 262. Fixed rotating shaft; 263. Card slot; 264. Fixed insertion slot; 27. Rotating rod; 3. Rotating shaft; 31. Stirring blade; 32. Bottom scraping plate; 33. Side scraping plate; 34. Guide roller. Detailed implementation mode

[0026] In order to enable those skilled in the art to better understand the technical solutions of the present utility model, the present utility model will be further introduced in detail below in conjunction with the accompanying drawings.

[0027] As Figures 1-7 shown, a mixing device for producing polyamide epoxy resin curing agent includes a base 1. A placing groove 11 is provided on the base 1. A stirring box 2 is arranged in the placing groove 11. A stirring groove 10 is provided on the stirring box 2. A rotating shaft 3 is rotatably arranged on the stirring groove 10. A plurality of stirring blades 31 arranged in a circumferential array are rotatably arranged on the rotating shaft 3. A bottom scraping plate 32 is arranged at the bottom of the rotating shaft 3. The bottom scraping plate 32 is attached to the bottom of the stirring groove 10. Side scraping plates 33 are symmetrically arranged on both sides of the bottom scraping plate 32. A guide roller 34 is rotatably arranged at the end of the bottom scraping plate 32.

[0028] Specifically, during use, the stirring box 2 is placed in the placing groove 11 inside the base 1, and then the rotating shaft 3 is driven to rotate by a motor at the bottom of the base 1, and then a plurality of stirring blades 31 arranged on the rotating shaft 3 are driven to rotate. Then the stirring blades 31 rotate and stir the raw materials in the stirring groove 10. While the rotating shaft 3 is rotating, it will drive the bottom scraping plate 32 to move at the bottom of the stirring groove 10. At the same time, the side scraping plates 33 on both sides of the bottom scraping plate 32 scrape the bottom of the stirring groove 10, and at the same time drive the guide roller 34 to rotate and scrape the side wall of the placing groove 11.

[0029] In the above solution, the stirring box 2 is fixed through the placing groove 11 inside the base 1. The rotation of a plurality of stirring blades 31 is realized through the rotating shaft 3 in the stirring groove 10 of the stirring box 2. The raw materials at the bottom of the stirring groove 10 are scraped through the bottom scraping plate 32 at the bottom of the rotating shaft 3. The raw materials at the bottom of the placing groove 11 are further scraped through the side scraping plates 33 on the bottom scraping plate 32. The rotation of the bottom scraping plate 32 is assisted by the guide roller 34 on the bottom scraping plate 32, and at the same time the guide roller 34 scrapes the inner wall of the stirring groove 10.

[0030] As a further embodiment provided by the present utility model, according to Figure 1 、 Figure 2, Figure 3 , Figure 4 , Figure 6 and Figure 7 As shown in Figure 3 , Figure 4 , Figure 6 and Figure 7 , an extension plate 21 is provided on the stirring tank 2, a fixing plate 22 is provided on the extension plate 21, and a plurality of connecting pipes 23 arranged in a circumferential array are provided on the fixing plate 22.

[0031] Furthermore, a placing ring 24 is provided on the connecting pipe 23, and a fixing ring 25 is provided on the placing ring 24.

[0032] Even further, an installation groove 252 is formed on the fixing ring 25, a second fixing groove 256 is formed in the installation groove 252, and a first fixing groove 251 communicating with the second fixing groove 256 is formed on the fixing ring 25.

[0033] Even further, a plurality of vertical plates 253 are symmetrically arranged on both sides of the second fixing groove 256, an elastic member 254 is provided on the vertical plate 253, and a plug plate 255 is provided on the elastic member 254, and the plug plate 255 faces the second fixing groove 256.

[0034] Even further, a rotating disk 26 is rotatably arranged in the placing ring 24, a plurality of convex blocks 261 arranged in a circumferential array are provided on the rotating disk 26, a plurality of fixed rotating shafts 262 arranged in a circumferential array are provided at the bottom of the fixing ring 25, and fixed insertion slots 264 are symmetrically formed on both sides of the fixed rotating shaft 262.

[0035] Even further, a plurality of card slots 263 arranged in a circumferential array are formed on the fixed rotating shaft 262, and the fixed rotating shaft 262 corresponds to the convex block 261.

[0036] Specifically, the placing ring 24 is fixed on the fixing plate 22, and then a plurality of fixed rotating shafts 262 at the bottom of the placing ring 24 are inserted into the first fixing groove 251 and enter the installation groove 252, and then are located in the second fixing groove 256. At this time, the end of the fixed rotating shaft 262 will push the plug plate 255 to move inward, and the elastic member 254 will be stressed. When the fixed rotating shaft 262 moves to the bottom, the plug plate 255 will be inserted into the fixed insertion slot 264 to complete the fixation. When unlocking, rotate the rotating rod 27 on the rotating disk 26, drive the rotating disk 26 to rotate, so that the convex block 261 on the rotating disk 26 meshes with the card slot 263 on the fixed rotating shaft 262, make the plug plate 255 contact with the other two sides of the fixed rotating shaft 262, and make the plug plate 255 retract and reset, and pull out the placing ring 24 to unlock again.

[0037] As a further embodiment provided by the present utility model, according to Figure 1 As shown in Figure 1 , a plurality of fixing rods 12 arranged in a circumferential array are provided at the bottom of the base 1, and universal wheels 13 are provided at the bottom of the fixing rods 12.

[0038] Specifically, the movement of the mixing tank 2 is realized through the universal wheels 13.

[0039] Working principle: During use, place the mixing tank 2 in the placement groove 11 inside the base 1, place the raw materials in the mixing tank 2, then fix the placement ring 24 on the fixed plate 22, and then insert the multiple fixed rotating shafts 262 at the bottom of the placement ring 24 into the first fixed groove 251 and enter the installation groove 252, and then be located in the second fixed groove 256. At this time, the end of the fixed rotating shaft 262 will push the insertion plate 255 to move inward, and the elastic member 254 will be stressed. When the fixed rotating shaft 262 moves to the bottom, the insertion plate 255 will be inserted into the fixed insertion groove 264 to complete the fixation. Then, drive the rotating shaft 3 to rotate through the motor at the bottom of the base 1, and then drive the multiple mixing blades 31 arranged on the rotating shaft 3 to rotate. Then, the mixing blades 31 rotate and stir the raw materials in the mixing tank 10. While the rotating shaft 3 is rotating, it will drive the bottom scraping plate 32 to move at the bottom of the mixing tank 10. At the same time, the side scraping plates 33 on both sides of the bottom scraping plate 32 scrape the bottom of the mixing tank 10, and at the same time drive the guide rollers 34 to rotate to scrape the side wall of the placement groove 11. When unlocking, rotate the rotating rod 27 on the rotating disc 26 and drive the rotating disc 26 to rotate, so that the convex block 261 on the rotating disc 26 meshes with the card slot 263 on the fixed rotating shaft 262, make the insertion plate 255 contact with the other two sides of the fixed rotating shaft 262, and make the insertion plate 255 retract and reset, and pull out the placement ring 24 to unlock again.

[0040] Only some exemplary embodiments of the present invention have been described by way of illustration above. Without doubt, for those of ordinary skill in the art, the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the protection scope of the claims of the present invention.

Claims

1. A polyamide epoxy resin curing agent production mixing device, characterized in that: The invention comprises a base (1), wherein a placement groove (11) is provided on the base (1), a stirring box (2) is arranged in the placement groove (11), a stirring tank (10) is provided on the stirring tank (2), a rotating shaft (3) is rotatably provided on the stirring tank (10), a plurality of stirring blades (31) arranged in a circular array are rotatably provided on the rotating shaft (3), a bottom scraper (32) is provided at the bottom of the rotating shaft (3), the bottom scraper (32) is attached to the bottom of the stirring tank (10), side scrapers (33) are symmetrically provided on both sides of the bottom scraper (32), and a guide roller (34) is rotatably provided at the end of the bottom scraper (32).

2. A polyamide epoxy resin curing agent production mixing device according to claim 1, characterized in that: The mixing box (2) is provided with an extension plate (21), the extension plate (21) is provided with a fixing plate (22), and the fixing plate (22) is provided with a plurality of connecting pipes (23) arranged in a circumferential array.

3. A polyamide epoxy resin curing agent production mixing device according to claim 2, characterized in that: The connecting pipe (23) is provided with a placement ring (24), and the placement ring (24) is provided with a fixing ring (25).

4. A polyamide epoxy resin curing agent production mixing device according to claim 3, characterized in that: The fixing ring (25) is provided with a mounting groove (252), a second fixing groove (256) is provided in the mounting groove (252), and the fixing ring (25) is provided with a first fixing groove (251) which is in communication with the second fixing groove (256).

5. A polyamide epoxy resin curing agent production mixing device according to claim 4, characterized in that: A plurality of vertical plates (253) are symmetrically arranged on both sides of the second fixing groove (256), an elastic member (254) is arranged on the vertical plates (253), an inserting plate (255) is arranged on the elastic member (254), and the inserting plate (255) faces the second fixing groove (256).

6. A polyamide epoxy resin curing agent production mixing device according to claim 3, characterized in that: A rotating disk (26) is rotatably arranged inside the placement ring (24), and a plurality of protrusions (261) arranged in a circular array are arranged on the rotating disk (26). A plurality of fixed rotating shafts (262) arranged in a circular array are arranged at the bottom of the fixed ring (25), and fixed insertion grooves (264) are symmetrically provided on both sides of the fixed rotating shafts (262).

7. A polyamide epoxy resin curing agent production mixing device according to claim 6, characterized in that: The fixed rotating shaft (262) is provided with a plurality of slots (263) arranged in a circumferential array, and the fixed rotating shaft (262) corresponds to the protrusion (261).

8. A polyamide epoxy resin curing agent production mixing device according to claim 6, characterized in that: The bottom of the base (1) is provided with a plurality of fixing rods (12) arranged in a circumferential array, and the bottom of the fixing rods (12) is provided with universal wheels (13).

9. A polyamide epoxy resin curing agent production mixing device according to claim 5, characterized in that: The elastic member (254) is a spring.

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