A stirring device for producing urea-formaldehyde adhesive

Abstract

The utility model discloses a stirring device for producing urea-formaldehyde adhesive, comprising a stirring tank, a mounting frame fixedly arranged on the top of the stirring tank, a motor fixedly arranged on the side end of the mounting frame, a rotating shaft fixedly arranged on the output end of the motor, the bottom end of the rotating shaft penetrates the top of the stirring tank and extends into the stirring tank, a first stirring blade is fixedly arranged on the rotating shaft, two supporting shafts are rotatably arranged on the top of the stirring tank, a second stirring blade is fixedly arranged on the two supporting shafts, and a transmission assembly for driving the two supporting shafts to rotate is arranged on the rotating shaft. The motor drives the rotating shaft to rotate, and the rotating shaft drives the first stirring blade to rotate, so as to stir the urea-formaldehyde adhesive raw material in the stirring tank, the rotating shaft drives the driving gear to rotate, the driving gear drives the two driven gears to rotate, and then drives the two supporting shafts and the second stirring blade to rotate, so as to improve the mixing efficiency, and drives the third stirring blade to rotate through the L-shaped scraper rod to stir the raw materials at the bottom of the inner side of the stirring tank, so as to fully stir and mix the urea-formaldehyde adhesive raw materials.

Description

Technical Field

[0001] The utility model belongs to the technical field of stirring devices, in particular to a stirring device for producing urea-formaldehyde adhesive. Background Art

[0002] Adhesive is a kind of organic or inorganic, natural or synthetic substance that can connect the same or two or more homogeneous or heterogeneous parts (or materials) together and has sufficient strength after curing. It is collectively called adhesive or bonding agent, adhesive, usually referred to as glue. It can be divided into natural polymer compounds, synthetic polymer compounds, or inorganic compounds. According to the requirements of use, curing agents, accelerators, enhancers, diluents, fillers, etc. are often added to the adhesive. There are many types of adhesives, and modified urea-formaldehyde adhesive is one of them.

[0003] During the production process of modified urea-formaldehyde adhesive, a stirring device is required for stirring operation. However, during the use of the stirring device for modified urea-formaldehyde adhesive, it is not convenient to achieve a fast and sufficient mixing effect, which reduces production efficiency and affects the quality of the finished product, and needs to be improved. Utility Model Content

[0004] Aiming at the problem that a stirring device for modified urea-formaldehyde adhesive is not convenient for achieving a rapid and sufficient mixing effect during use, which reduces production efficiency and affects the quality of finished products, the utility model provides a stirring device for the production of urea-formaldehyde adhesive.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a stirring device for the production of urea-formaldehyde adhesive, comprising a stirring tank, a mounting frame is fixedly arranged on the top of the stirring tank, a motor is fixedly arranged on the side end of the mounting frame, a rotating shaft is fixedly arranged on the output end of the motor, the bottom end of the rotating shaft passes through the top of the stirring tank and extends into the stirring tank, a first stirring blade is fixedly arranged on the rotating shaft, two support shafts are rotatably arranged on the top of the stirring tank, second stirring blades are fixedly arranged on the two support shafts, a transmission assembly for driving the two support shafts to rotate is arranged on the rotating shaft, a discharge port is arranged at the bottom of the stirring tank, the bottom end of the rotating shaft extends to the discharge port and is fixedly arranged with a spiral blade, an L-shaped scraper is fixedly arranged on the rotating shaft, and the L-shaped scraper is in contact with the inner wall of the stirring tank.

[0006] Preferably, the transmission assembly includes a driving gear and a driven gear, the driving gear is fixedly arranged on the rotating shaft, two driven gears are provided, the two driven gears are respectively fixedly arranged on two support shafts, and the driving gear is meshingly connected with the two driven gears.

[0007] Preferably, a control panel is fixedly provided on the outer wall of the stirring tank, and a display is provided on the control panel.

[0008] Preferably, a feeding port is provided at the top of the stirring tank, and a sealing cover is provided at the bottom of the discharge port.

[0009] Preferably, four pillars are fixedly arranged at the bottom of the mixing tank, and shock-absorbing pads are arranged at the bottom ends of the four pillars.

[0010] Preferably, an annular groove is provided on the bottom wall of the stirring tank, and an annular heating block is fixedly arranged in the annular groove of the stirring tank.

[0011] Preferably, a third stirring blade is fixedly provided at the bottom of the L-shaped scraper rod, and the third stirring blade is in contact with the inner bottom of the stirring tank.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The motor drives the rotating shaft to rotate, and the rotating shaft drives the first stirring blade to rotate to stir the urea-formaldehyde adhesive raw material in the stirring tank. At the same time, the rotating shaft drives the driving gear to rotate, and the driving gear drives the two driven gears to rotate, thereby driving the two support shafts and the second stirring blade to rotate, thereby improving the mixing efficiency. The L-shaped scraper rod drives the third stirring blade to rotate, and the raw materials at the bottom of the stirring tank are stirred, thereby fully stirring and mixing the urea-formaldehyde adhesive raw materials.

[0014] 2. The mixing tank is evenly heated by the annular heating block to avoid solidification of the urea-formaldehyde adhesive raw material. When discharging, the spiral blade is driven to rotate by the rotating shaft to discharge the material into the discharge port to avoid blockage of the discharge port. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of part of the utility model;

[0017] Figure 3 It is a schematic structural diagram of the overall cross-section of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the annular heating block of the utility model.

[0019] In the figure: 1. stirring tank; 2. mounting frame; 3. motor; 4. rotating shaft; 5. first stirring blade; 6. supporting shaft; 7. second stirring blade; 8. discharge port; 9. spiral blade; 10. L-shaped scraper; 11. driving gear; 12. driven gear; 13. control panel; 14. feeding port; 15. supporting column; 16. shock-absorbing pad; 17. annular heating block; 18. third stirring blade. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] Reference Figure 1-4 A stirring device for producing urea-formaldehyde adhesive comprises a stirring tank 1, a mounting frame 2 is fixedly arranged on the top of the stirring tank 1, a motor 3 is fixedly arranged on the side end of the mounting frame 2, a rotating shaft 4 is fixedly arranged on the output end of the motor 3, the bottom end of the rotating shaft 4 passes through the top of the stirring tank 1 and extends into the stirring tank 1, a first stirring blade 5 is fixedly arranged on the rotating shaft 4, two support shafts 6 are rotatably arranged on the top of the stirring tank 1, second stirring blades 7 are fixedly arranged on the two support shafts 6, and a transmission component for driving the two support shafts 6 to rotate is arranged on the rotating shaft 4;

[0022] The transmission assembly includes a driving gear 11 and a driven gear 12 . The driving gear 11 is fixedly disposed on the rotating shaft 4 . There are two driven gears 12 . The two driven gears 12 are respectively fixedly disposed on two support shafts 6 . The driving gear 11 is meshedly connected with the two driven gears 12 .

[0023] Specifically, the motor 3 drives the rotating shaft 4 to rotate, and the rotating shaft 4 drives the first stirring blade 5 to rotate, so as to stir the urea-formaldehyde adhesive raw material in the stirring tank 1. At the same time, the rotating shaft 4 drives the driving gear 11 to rotate, and the driving gear 11 drives the two driven gears 12 to rotate, thereby driving the two support shafts 6 and the second stirring blade 7 to rotate, so as to fully stir and mix the urea-formaldehyde adhesive raw material.

[0024] Furthermore, a discharge port 8 is provided at the bottom of the mixing tank 1, a feeding port 14 is provided at the top of the mixing tank 1, a sealing cover is provided at the bottom of the discharge port 8, the bottom end of the rotating shaft 4 extends to the discharge port 8 and is fixedly provided with a spiral blade 9, an L-shaped scraper rod 10 is fixedly provided on the rotating shaft 4, the L-shaped scraper rod 10 is in contact with the inner wall of the mixing tank 1, the rotating shaft 4 drives the L-shaped scraper rod 10 to rotate, and the raw materials attached to the inner wall of the mixing tank 1 are scraped off by the L-shaped scraper rod 10, thereby improving the utilization rate of the raw materials.

[0025] In addition, a third stirring blade 18 is fixedly provided at the bottom of the L-shaped scraper 10, and the third stirring blade 18 contacts the inner bottom of the stirring tank 1. The L-shaped scraper 10 and the third stirring blade 18 are driven to rotate through the rotating shaft 4 to stir the raw materials at the inner bottom of the stirring tank 1.

[0026] In addition, an annular groove is provided on the bottom wall of the stirring tank 1, and an annular heating block 17 is fixedly installed in the annular groove of the stirring tank 1. The annular heating block 17 is used for heating to avoid solidification of the urea-formaldehyde adhesive raw material as much as possible.

[0027] A control panel 13 is fixedly arranged on the outer wall of the stirring tank 1 , and a display is arranged on the control panel 13 .

[0028] Four pillars 15 are fixedly arranged at the bottom of the mixing tank 1 , and shock-absorbing pads 16 are arranged at the bottom ends of the four pillars 15 .

[0029] The operating principle of the utility model is described as follows: the motor 3 drives the rotating shaft 4 to rotate, and the rotating shaft 4 drives the first stirring blade 5 to rotate to stir the urea-formaldehyde adhesive raw material in the stirring tank 1. At the same time, the rotating shaft 4 drives the driving gear 11 to rotate, and the driving gear 11 drives the two driven gears 12 to rotate, and then drives the two support shafts 6 and the second stirring blade 7 to rotate to improve the mixing efficiency. The rotating shaft 4 drives the L-shaped scraper 10 to rotate, and the raw materials attached to the inner wall of the stirring tank 1 are scraped off by the L-shaped scraper 10 to improve the raw material utilization rate. The third stirring blade 18 is driven by the L-shaped scraper 10 to rotate to stir the raw materials at the bottom of the inner side of the stirring tank 1, and then the urea-formaldehyde adhesive raw materials can be fully stirred and mixed. The stirring tank 1 is evenly heated by the annular heating block 17 to avoid solidification of the urea-formaldehyde adhesive raw materials as much as possible. When discharging, the spiral blade 9 is driven by the rotating shaft 4 to rotate to discharge the material into the discharge port 8 to avoid clogging of the discharge port 8 as much as possible.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A stirring device for producing urea-formaldehyde adhesive, comprising a stirring tank (1), characterized in that: A mounting frame (2) is fixedly arranged on the top of the stirring tank (1), a motor (3) is fixedly arranged on the side end of the mounting frame (2), a rotating shaft (4) is fixedly arranged on the output end of the motor (3), the bottom end of the rotating shaft (4) passes through the top of the stirring tank (1) and extends into the stirring tank (1), a first stirring blade (5) is fixedly arranged on the rotating shaft (4), two support shafts (6) are rotatably arranged on the top of the stirring tank (1), a second stirring blade (7) is fixedly arranged on the two support shafts (6), a transmission assembly for driving the two support shafts (6) to rotate is arranged on the rotating shaft (4), a discharge port (8) is arranged at the bottom of the stirring tank (1), a spiral blade (9) is fixedly arranged on the bottom end of the rotating shaft (4) extending to the discharge port (8), and an L-shaped scraper (10) is fixedly arranged on the rotating shaft (4), and the L-shaped scraper (10) contacts the inner wall of the stirring tank (1).

2. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: The transmission assembly comprises a driving gear (11) and a driven gear (12), wherein the driving gear (11) is fixedly arranged on the rotating shaft (4), and two driven gears (12) are provided, and the two driven gears (12) are respectively fixedly arranged on two support shafts (6), and the driving gear (11) is meshingly connected with the two driven gears (12).

3. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: A control panel (13) is fixedly arranged on the outer wall of the stirring tank (1), and a display is arranged on the control panel (13).

4. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: The top of the stirring tank (1) is provided with a feeding port (14), and the bottom of the discharge port (8) is provided with a sealing cover.

5. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: Four pillars (15) are fixedly arranged at the bottom of the mixing tank (1), and shock-absorbing pads (16) are arranged at the bottom ends of the four pillars (15).

6. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: The bottom wall of the stirring tank (1) is provided with an annular groove, and an annular heating block (17) is fixedly arranged in the annular groove of the stirring tank (1).

7. A stirring device for producing urea-formaldehyde adhesive according to claim 1, characterized in that: A third stirring blade (18) is fixedly arranged at the bottom of the L-shaped scraper rod (10), and the third stirring blade (18) is in contact with the inner bottom of the stirring tank (1).

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