Synthesis device of organic ester curing agent for casting

Abstract

The utility model relates to a synthesizing device of an organic ester curing agent for casting, which comprises a mixing drum for synthesizing the curing agent, a stirring paddle is inserted into the mixing drum and comprises a horizontal transverse rotating arm, and the left end of the rotating arm is positioned in the middle of the mixing drum and is provided with a shaft hole; a connecting shaft sleeve communicated with the shaft hole is formed on the upper end face of the left end of the rotating arm, a horizontal fixed gear is connected to the connecting shaft sleeve through a bearing, the upper end of the connecting shaft sleeve extends out of the fixed gear and is fixedly connected with a limiting sleeve in an inserted and sleeved mode, a plurality of vertical connecting columns are fixedly connected to the fixed gear on the periphery of the limiting sleeve in an inserted mode, and the upper ends of the connecting columns are fixedly connected with the stirring barrel. The stirring paddle in the synthesis device is provided with the two rotating stirring shafts, the two stirring shafts are respectively arranged at the center of the stirring barrel and one side of the barrel wall of the stirring barrel, and the stirring shaft at one side of the barrel wall can revolve around the stirring shaft at the center, so that materials in the stirring barrel are fully stirred; the materials are uniformly mixed.

Description

Technical field:

[0001] The utility model relates to the technical field of a curing agent synthesis device, in particular to a synthesis device for an organic ester curing agent for casting. Background technology:

[0002] At present, organic ester curing agent is needed in the raw materials of riser casting, and organic ester curing agent is generally manufactured by synthesis, wherein the synthesis equipment of organic ester curing agent mainly includes stirring equipment and reaction equipment, wherein the stirring equipment generally refers to a stirring drum, and a stirring paddle is arranged in the stirring drum, and the raw materials of the synthetic organic ester curing agent are mixed by the stirring paddle, but the existing stirring paddle is generally a single-paddle structure, with only one stirring shaft, and the position is set. When mixing, the raw materials in the middle of the stirring drum are relatively uniform, and the raw materials near the wall of the stirring drum are relatively dispersed, resulting in uneven mixing in the stirring drum, and then it is proposed to set multiple stirring paddles in the stirring drum, wherein a stirring paddle is arranged in the middle, and a stirring paddle is also required near the stirring drum, thereby improving the uniformity of the mixing; therefore, it is necessary to design a stirring paddle structure with the above structure. Utility model content:

[0003] The purpose of the utility model is to address the deficiencies of the prior art and provide a synthesis device for an organic ester curing agent for casting. The stirring paddle in the synthesis device is provided with two rotating stirring shafts, and the two stirring shafts are respectively arranged at the center of the stirring drum and on one side of the drum wall of the stirring drum. The stirring shaft on one side of the drum wall can revolve around the stirring shaft at the center, thereby achieving full stirring of the material in the stirring drum.

[0004] A synthesis device for an organic ester curing agent for casting comprises a mixing drum for curing agent synthesis, wherein a stirring paddle is inserted in the mixing drum, the stirring paddle comprises a horizontal and transverse rotating arm, the left end of the rotating arm is located in the middle of the mixing drum and is formed with an axial hole, a connecting sleeve connected to the axial hole is formed on the upper end surface of the left end of the rotating arm, a horizontal fixed gear is connected to the connecting sleeve through a bearing, the upper end of the connecting sleeve extends out of the fixed gear and is fixedly connected to a limiting sleeve, a plurality of vertical connecting columns are inserted and fixedly connected to the fixed gear around the limiting sleeve, and the upper ends of the connecting columns are fixedly connected to the mixing drum;

[0005] A connecting boss is formed on the lower end surface of the left end of the rotating arm, and a central stirring shaft is inserted and fixed on the connecting boss. The right end of the rotating arm is connected to a vertical rotating column through a bearing. A moving gear is fixedly connected to the rotating column on the upper side of the rotating arm through a sleeve. The moving gear is meshed with a fixed gear through an idler gear. A side stirring shaft that is misaligned with the central stirring shaft is fixedly connected to the rotating column.

[0006] The central stirring shaft and the side stirring shaft respectively include an L-shaped central connecting rod and side connecting rods. Below the central connecting rod and the side connecting rods, a number of "C"-shaped central stirring rods and side stirring rods are respectively provided. Vertical central connecting rods are formed between adjacent central stirring rods and between the lower end of the central stirring rod and the central connecting rod. Vertical side connecting rods are formed between adjacent side stirring rods and between the lower end of the side stirring rod and the side connecting rod; the side connecting rods on the side stirring shaft are opposite to the notches of the central stirring rods.

[0007] Preferably, the idler gear is located between the driving gear and the fixed gear and meshes with the driving gear and the fixed gear respectively. The idler gear is connected with a support column through a bearing, and the support column is inserted and fixed on the rotating arm.

[0008] Preferably, the diameter of the fixed gear is respectively larger than the diameters of the driving gear and the idler gear, and the number of teeth of the fixed gear is respectively larger than the number of teeth of the driving gear and the idler gear.

[0009] Preferably, there are three connecting columns. The connecting columns are evenly distributed in a ring around the central axis of the connecting sleeve. A stud is formed at the lower end of the connecting column, and the stud is screwed and fixed on the fixed gear.

[0010] Preferably, obliquely vertical blades are respectively inserted and fixedly connected on the central stirring rods on both sides of the central stirring shaft and the side stirring rods on both sides of the side stirring shaft. The inclination directions of the blades on the central stirring rods are opposite to the inclination directions of the blades on the side stirring rods.

[0011] Preferably, the length of the side connecting rod is equal to the length of the central connecting rod. The central stirring rod and the side stirring rod respectively include two horizontally distributed horizontal rods. A vertical rod is formed between one ends of the horizontal rods. The distance between the two horizontal rods on the central stirring rod is equal to the distance between the two horizontal rods on the side stirring rod and is greater than the length of the central connecting rod.

[0012] Preferably, the upper ends of the connecting columns are located above the upper end surface of the connecting sleeve.

[0013] The beneficial effects of the present utility model are as follows:

[0014] The stirring paddles in the present synthetic device are provided with two self-rotating stirring shafts. The two stirring shafts are respectively arranged at the center of the stirring cylinder and on one side of the cylinder wall of the stirring cylinder. The stirring shaft on one side of the cylinder wall can revolve around the stirring shaft at the center, thereby realizing full stirring of the materials in the stirring cylinder; the mixing is uniform. Description of the drawings:

[0015] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 2 is a front structural schematic diagram of the present utility model;

[0017] Figure 3This is a schematic structural view of the present utility model from a bottom-up perspective.

[0018] In the figure: 1. Rotating arm; 11. Connecting bushing; 12. Connecting boss; 2. Fixed gear; 3. Limiting sleeve; 4. Connecting column; 5. Moving gear; 6. Rotating column; 7. Idler gear; 8. Central stirring shaft; 81. Central connecting rod; 82. Central stirring rod; 83. Central connecting rod; 9. Side stirring shaft; 91. Side connecting rod; 92. Side stirring rod; 93. Side connecting rod; 10. Support column; 20. Blade. Specific implementation mode:

[0019] Example: As shown in Figures 1 to 3 the figure, a synthesis device for organic ester curing agent for casting includes a stirring cylinder for curing agent synthesis. A stirring paddle is inserted into the stirring cylinder. The stirring paddle includes a horizontally transverse rotating arm 1. The left end of the rotating arm 1 is located in the middle of the stirring cylinder and is formed with a shaft hole. On the upper end surface of the left end of the rotating arm 1, a connecting bushing 11 communicating with the shaft hole is formed. A horizontal fixed gear 2 is connected to the connecting bushing 11 through a bearing. The upper end of the connecting bushing 11 extends out of the fixed gear 2 and is inserted and fixedly connected with a limiting sleeve 3. A plurality of vertical connecting columns 4 are inserted and fixed on the fixed gear 2 around the limiting sleeve 3. The upper ends of the connecting columns 4 are fixedly connected with the stirring cylinder. A stirring motor is fixedly connected to the top of the stirring cylinder. The rotating shaft of the stirring motor is inserted into the shaft hole at the left end of the rotating arm 1 and is key-connected with the rotating arm 1 through a flat key.

[0020] A connecting boss 12 is formed on the lower end surface of the left end of the rotating arm 1. A central stirring shaft 8 is inserted and fixed on the connecting boss 12. The right end of the rotating arm 1 is connected with a vertical rotating column 6 through a bearing. A moving gear 5 is inserted and fixedly connected to the rotating column 6 on the upper side of the rotating arm 1. The moving gear 5 is meshed with the fixed gear 2 through an idler gear 7. A side stirring shaft 9 misaligned with the central stirring shaft 8 is inserted and fixedly connected to the rotating column 6.

[0021] The central stirring shaft 8 and the side stirring shaft 9 respectively include an L-shaped central connecting rod 81 and side connecting rod 91. A plurality of "C"-shaped central stirring rods 82 and side stirring rods 92 are respectively arranged below the central connecting rod 81 and the side connecting rod 91. Vertical central connecting rods 83 are formed between adjacent central stirring rods 82 and between the lower ends of the central stirring rods 82 and the central connecting rod 81. Vertical side connecting rods 93 are formed between adjacent side stirring rods 92 and between the lower ends of the side stirring rods 92 and the side connecting rod 91. The side connecting rods 93 on the side stirring shaft 9 are directly opposite to the slots of the central stirring rods 82.

[0022] The idler gear 7 is located between the moving gear 5 and the fixed gear 2 and is respectively meshed with the moving gear 5 and the fixed gear 2. The idler gear 7 is connected with a support column 10 through a bearing. The support column 10 is inserted and fixed on the rotating arm 1.

[0023] The diameter of the fixed gear 2 is respectively larger than the diameters of the moving gear 5 and the idler gear 7, the number of teeth of the fixed gear 2 is respectively larger than the number of teeth of the moving gear 5 and the idler gear 7, and the rotation speed of the central stirring shaft 8 is lower than the rotation speed of the side stirring shaft 9; through the setting of the number of teeth, and the fact that the central stirring rod 82 of the central stirring shaft 8 and the side stirring rod 92 on the side stirring shaft 9 are staggered, no interference will occur between the central stirring shaft 8 and the side stirring shaft 9 during rotation.

[0024] The connecting columns 4 are provided with three, and the connecting columns 4 are evenly distributed in a ring shape around the central axis of the connecting sleeve 11. A stud is formed at the lower end of the connecting column 4, and the stud is screwed and fixed on the fixed gear 2. A threaded hole is formed on the upper end surface of the connecting column 4, and a bolt is inserted into the mixing drum, and the lower end of the bolt is screwed into the threaded hole of the connecting column 4. The stirring paddle of the present application is suspended in the mixing drum through the connecting column 4.

[0025] The central stirring rod 82 on both sides of the central stirring shaft 8 and the side stirring rods 92 on both sides of the side stirring shaft 9 are respectively inserted and fixed with inclined vertical blades 20. The inclination direction of the blades 20 on the central stirring rod 82 is opposite to the inclination direction of the blades 20 on the side stirring rod 92. The blades 20 in opposite directions can promote uniform mixing.

[0026] The length of the side connecting rod 93 is equal to the length of the central connecting rod 83. The central stirring rod 82 and the side stirring rod 92 respectively include two horizontal rods distributed upper and lower, and a vertical rod is formed between one end of the horizontal rods. The spacing between the two horizontal rods on the central stirring rod 82 is equal to the spacing between the two horizontal rods of the side stirring rod 92 and is greater than the length of the central connecting rod 83.

[0027] The upper end of the connecting column 4 is located on the upper side of the upper end surface of the connecting sleeve 11 .

[0028] Working principle: The utility model is a synthesis device for organic ester curing agent for casting, and its synthesis device is a stirring component in a mixing drum, and its stirring paddle is provided with two stirring shafts, namely a central stirring shaft 8 and a side stirring shaft 9. The central stirring shaft 8 is located in the middle of the mixing drum, and the side stirring shaft 9 is arranged in the mixing drum close to the drum wall. At the same time, the central stirring shaft 8 is fixedly connected to the rotating arm 1 and rotates with the rotating arm 1, while the side stirring shaft 9 is pivotally connected to the rotating arm 1, and can realize revolution around the central stirring shaft 8 when the rotating arm 1 rotates;

[0029] At the same time, through the cooperation of the fixed gear 2, the idler gear 7 and the moving gear 5, when the rotating arm 1 rotates, the side stirring shaft 9 can also rotate, thereby moving the material near the wall of the mixing drum to the middle of the mixing drum. As the two stirring shafts rotate, the material can be stirred evenly.

[0030] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A synthesis device for an organic ester curing agent for casting, comprising a mixing drum for curing agent synthesis, wherein a stirring paddle is inserted in the mixing drum, wherein the stirring paddle comprises a horizontally transverse rotating arm (1), wherein the left end of the rotating arm (1) is located in the middle of the mixing drum and is formed with an axial hole, and a connecting sleeve (11) connected to the axial hole is formed on the upper end surface of the left end of the rotating arm (1), wherein the device is characterized in that: A horizontal fixed gear (2) is connected to the connecting bushing (11) through a bearing. The upper end of the connecting bushing (11) extends out of the fixed gear (2) and is inserted and fixedly connected with a limiting sleeve (3). A number of vertical connecting columns (4) are inserted and fixed on the fixed gear (2) around the limiting sleeve (3). The upper ends of the connecting columns (4) are fixedly connected to the mixing drum. A connecting boss (12) is formed on the lower end surface of the left end of the rotating arm (1). A central mixing shaft (8) is inserted and fixed on the connecting boss (12). The right end of the rotating arm (1) is connected to a vertical rotating column (6) through a bearing. A moving gear (5) is inserted and fixedly connected to the rotating column (6) on the upper side of the rotating arm (1). The moving gear (5) is meshed with the fixed gear (2) through an idler gear (7). A side mixing shaft (9) that is offset from the central mixing shaft (8) is inserted and fixedly connected to the rotating column (6). The central mixing shaft (8) and the side mixing shaft (9) respectively include an L-shaped central connecting rod (81) and a side connecting rod (91). A number of "C"-shaped central mixing rods (82) and side mixing rods (92) are respectively arranged below the central connecting rod (81) and the side connecting rod (91). Vertical central connecting rods (83) are formed between adjacent central mixing rods (82) and between the lower end of the central mixing rod (82) and the central connecting rod (81). Vertical side connecting rods (93) are formed between adjacent side mixing rods (92) and between the lower end of the side mixing rod (92) and the side connecting rod (91). The side connecting rod (93) on the side mixing shaft (9) faces the notch of the central mixing rod (82).

2. The synthesis device of the organic ester curing agent for casting according to claim 1, characterized in that: The idler gear (7) is located between the moving gear (5) and the fixed gear (2) and is respectively meshed with the moving gear (5) and the fixed gear (2). The idler gear (7) is connected to a support column (10) through a bearing. The support column (10) is inserted and fixed on the rotating arm (1).

3. The synthesis device of the organic ester curing agent for casting according to claim 2, characterized in that: The diameter of the fixed gear (2) is respectively larger than the diameters of the moving gear (5) and the idler gear (7). The number of teeth of the fixed gear (2) is respectively larger than the number of teeth of the moving gear (5) and the idler gear (7).

4. The synthesis device of the organic ester curing agent for casting according to claim 1, characterized in that: There are three connecting columns (4). The connecting columns (4) are evenly distributed in a ring around the central axis of the connecting bushing (11). A stud is formed at the lower end of the connecting column (4). The stud is screwed and fixed on the fixed gear (2).

5. The synthesis device of organic ester curing agent for casting according to claim 1, characterized in that: Obliquely vertical blades (20) are respectively inserted and fixedly connected to the central mixing rods (82) on both sides of the central mixing shaft (8) and the side mixing rods (92) on both sides of the side mixing shaft (9). The inclination directions of the blades (20) on the central mixing rods (82) are opposite to the inclination directions of the blades (20) on the side mixing rods (92).

6. The synthesis device of the organic ester curing agent for casting according to claim 5, characterized in that: The length of the side connecting rod (93) is equal to the length of the central connecting rod (83). The central mixing rod (82) and the side mixing rod (92) respectively include two horizontal rods distributed up and down. A vertical rod is formed between one ends of the horizontal rods. The distance between the two horizontal rods on the central mixing rod (82) is equal to the distance between the two horizontal rods on the side mixing rod (92) and is greater than the length of the central connecting rod (83).

7. The synthesis device of the organic ester curing agent for casting according to claim 4, characterized in that: The upper ends of the connecting columns (4) are located above the upper end surface of the connecting bushing (11).

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