Auxiliary material feeding device for unsaturated polyester resin production

Abstract

The auxiliary material feeding device for unsaturated polyester resin production comprises a containing box and a material weighing mechanism, the top of the containing box is provided with a rotating disc capable of rotating through a driving mechanism, the upper surface of the rotating disc is provided with a plurality of containing barrels, the bottoms of the containing barrels are all vertically communicated with vertical pipes, and the vertical pipes are communicated with the containing barrels. The bottom end of the vertical pipe extends to the position below the rotating disc, and an electromagnetic valve is arranged on the vertical pipe. According to the auxiliary material feeding device for unsaturated polyester resin production, auxiliary materials in the containing barrel can be discharged by opening the electromagnetic valve, the weighing device weighs the added auxiliary materials according to the weight proportion, after weighing is completed, the electromagnetic valve is closed, the transmission shaft is driven by the transmission mechanism to rotate, the weighing barrel can be turned over, feeding operation is facilitated, and the auxiliary material feeding device is convenient to use. The adding proportion of the auxiliary materials is calibrated, and the quality of the finished product after the unsaturated polyester resin is produced is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary material feeding devices, and particularly relates to an auxiliary material feeding device for the production of unsaturated polyester resin. Background Technique

[0002] Unsaturated polyester resin is a thermosetting resin, usually formed by polycondensation of unsaturated dibasic acids and diols or saturated dibasic acids and unsaturated diols. It is a linear polymer compound with ester bonds and unsaturated double bonds. Unsaturated polyester resin has good heat resistance, and has relatively high tensile, bending, compression and other strengths, and has good resistance to water, dilute acids and dilute alkalis.

[0003] In the prior art, during the production of unsaturated polyester resin, reaction stabilizers, free radical initiators, fillers and other auxiliary materials need to be added. However, the existing auxiliary material feeding devices for the production of unsaturated polyester resin are not convenient for calibrating the addition ratio of auxiliary materials, which is likely to reduce the quality of the finished product after the production of unsaturated polyester resin and is not conducive to production and processing. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides an auxiliary material feeding device for the production of unsaturated polyester resin, which solves the problems that the existing auxiliary material feeding devices for the production of unsaturated polyester resin are not convenient for calibrating the addition ratio of auxiliary materials and are likely to reduce the quality of the finished product.

[0005] To achieve the above purposes, the utility model is realized through the following technical solutions: an auxiliary material feeding device for the production of unsaturated polyester resin, including a containing box and a weighing mechanism. The top of the containing box is provided with a rotatable turntable through a driving mechanism. The upper surface of the turntable is provided with a plurality of containing barrels. The bottoms of the plurality of containing barrels are vertically communicated with vertical pipes. The bottom ends of the vertical pipes extend below the turntable, and electromagnetic valves are arranged on the vertical pipes.

[0006] The weighing mechanism includes a transmission shaft, which is horizontally arranged at one end face of the containing box through a transmission mechanism and can rotate. One end of the transmission shaft is fixedly connected with a connecting barrel. The bottom of the inner part of the connecting barrel is fixedly connected with a weighing device. The top of the weighing device is fixedly connected with a weighing barrel, and the weighing barrel is located below one of the vertical pipes.

[0007] Furthermore, the driving mechanism includes a second motor and a rotating shaft. The rotating shaft is vertically arranged at one end of the top of the containing box and can rotate. The second motor is vertically fixedly connected to the inner cavity of the containing box. The bottom end of the rotating shaft extends into the inner cavity of the containing box. Pulley wheels are arranged on the output shaft of the electromagnetic valve and the bottom end surface of the rotating shaft, and the two pulley wheels are connected by a belt.

[0008] Further, the transmission mechanism includes a first motor, which is horizontally and fixedly connected to the inner cavity of the accommodating box. The other end of the transmission shaft extends into the inner cavity of the accommodating box. The output shaft of the first motor is fixedly connected with a driving gear, and the other end of the transmission shaft is fixedly connected with a driven gear meshing with the driving gear.

[0009] Further, a box door is arranged on the surface of the accommodating box, and a lock catch adapted to the accommodating box is arranged on the box door.

[0010] Further, a plurality of mounting plates are fixedly connected to the bottom of the side wall of the accommodating box, and threaded holes are formed on the surfaces of the mounting plates.

[0011] Further, an observation window is arranged on the surface of the holding barrel, and a cover plate is arranged on the top of the holding barrel.

[0012] Further, a plurality of the holding barrels are annularly and evenly spaced along the upper surface of the rotating disc.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] (1). For the auxiliary material feeding device for unsaturated polyester resin production, after a vertical pipe moves above the weighing bucket, the solenoid valve is opened, and then the auxiliary materials inside the holding barrel can be fed. The weighing bucket is used to receive the auxiliary materials, and the weighing device is used to weigh the weight ratio of the added auxiliary materials. After weighing is completed, the solenoid valve is closed, and then the transmission mechanism drives the transmission shaft to rotate, so as to turn over the weighing bucket, which is convenient for the feeding operation, calibrates the added proportion of the auxiliary materials, improves the finished product quality after the production of unsaturated polyester resin, and is beneficial to production and processing.

[0015] (2). For the auxiliary material feeding device for unsaturated polyester resin production, after the driving mechanism drives the rotating shaft to rotate, the rotating disc can be driven to rotate, which is convenient for driving different holding barrels to move above the weighing device, and further convenient for adding different auxiliary materials. The continuous addition of auxiliary materials can be realized, and the production efficiency of unsaturated polyester resin is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the front structural schematic diagram of the present utility model;

[0017] Figure 2 is the front sectional structural schematic diagram of the present utility model;

[0018] Figure 3 is the structural schematic diagram of the rotating disc and the cover plate in the present utility model.

[0019] In the figure: 1. Accommodating box; 2. Rotating shaft; 3. Rotating disk; 4. Cover plate; 5. Placing bucket; 6. Vertical pipe; 7. Solenoid valve; 8. Pulley; 9. First motor; 10. Driving gear; 11. Transmission shaft; 12. Driven gear; 13. Connecting bucket; 14. Weighing device; 15. Weighing bucket; 16. Connecting cylinder; 17. First reinforcing rib; 18. Second reinforcing rib; 19. Observation window; 20. Box door; 21. Mounting plate; 22. Second motor. Detailed implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0021] Please refer to Figures 1-3 , the present invention provides a technical solution: an auxiliary material feeding device for unsaturated polyester resin production, including an accommodating box 1 and a weighing mechanism. The top of the accommodating box 1 is provided with a rotatable rotating disk 3 through a driving mechanism, and the upper surface of the rotating disk 3 is provided with a plurality of placing buckets 5.

[0022] The bottoms of multiple placing buckets 5 are vertically communicated with vertical pipes 6, the bottom ends of the vertical pipes 6 extend below the rotating disk 3, and solenoid valves 7 are arranged on the vertical pipes 6.

[0023] The weighing mechanism includes a transmission shaft 11, the transmission shaft 11 is horizontally arranged at one end surface of the accommodating box 1 through a transmission mechanism and can rotate, one end of the transmission shaft 11 is fixedly connected with a connecting bucket 13, the bottom of the interior of the connecting bucket 13 is fixedly connected with a weighing device 14, the top of the weighing device 14 is fixedly connected with a weighing bucket 15, and the weighing bucket 15 is located below a vertical pipe 6.

[0024] After a vertical pipe 6 moves above the weighing bucket 15, the solenoid valve 7 is opened, and then the auxiliary materials in the placing bucket 5 can be discharged. The auxiliary materials can be received through the weighing bucket 15, and the weighing device 14 weighs the weight ratio of the added auxiliary materials.

[0025] After weighing is completed, the solenoid valve 7 is closed, and then the transmission shaft 11 is driven to rotate through the transmission mechanism, so as to turn over the weighing bucket 15, which is convenient for the feeding operation.

[0026] Calibrate the addition ratio of the auxiliary materials, improve the finished product quality after the production of unsaturated polyester resin, and facilitate production and processing.

[0027] The driving mechanism includes a second motor 22 and a rotating shaft 2. The rotating shaft 2 is vertically arranged at one end of the top of the accommodating box 1 in a rotatable manner. The second motor 22 is vertically and fixedly connected to the inner cavity of the accommodating box 1. The bottom end of the rotating shaft 2 extends into the inner cavity of the accommodating box 1. Pulley wheels 8 are arranged on the output shaft of the solenoid valve 7 and the bottom end of the surface of the rotating shaft 2. The two pulley wheels 8 are connected by a belt for transmission.

[0028] After the driving mechanism drives the rotating shaft 2 to rotate, the rotating disk 3 can be driven to rotate, which is convenient for driving different holding barrels 5 to move above the weighing device 14, and then it is convenient to add different auxiliary materials. The continuous addition of auxiliary materials can be operated, improving the production efficiency of unsaturated polyester resin. A second reinforcing rib 18 is arranged between the top end of the rotating shaft 2 and the rotating disk 3.

[0029] After the second motor 22 drives the pulley wheel 8 on the output shaft to rotate, through the transmission of the belt and the other pulley wheel 8, the rotating shaft 2 can be driven to rotate, and then the rotating disk 3 can be driven to rotate.

[0030] The transmission mechanism includes a first motor 9. The first motor 9 is horizontally and fixedly connected to the inner cavity of the accommodating box 1. The other end of the transmission shaft 11 extends into the inner cavity of the accommodating box 1. The output shaft of the first motor 9 is fixedly connected with a driving gear 10, and the other end of the transmission shaft 11 is fixedly connected with a driven gear 12 meshing with the driving gear 10.

[0031] After the first motor 9 drives the driving gear 10 to rotate, through the transmission of the driven gear 12, the transmission shaft 11 can be driven to rotate, and then the weighing bucket 15 can be driven to turn over.

[0032] A connecting cylinder 16 is fixedly connected to the surface of the weighing bucket 15. One end of the transmission shaft 11 is fixedly connected to the surface of the connecting cylinder 16. A first reinforcing rib 17 is arranged between one end of the transmission shaft 11 and the connecting cylinder 16.

[0033] A box door 20 is arranged on the surface of the accommodating box 1. A lock catch adapted to the accommodating box 1 is arranged on the box door 20. A plurality of mounting plates 21 are fixedly connected to the bottom of the side wall of the accommodating box 1, and threaded holes are formed on the surfaces of the mounting plates 21.

[0034] An observation window 19 is arranged on the surface of the holding barrel 5. A cover plate 4 is arranged on the top of the holding barrel 5. A plurality of holding barrels 5 are arranged in a uniformly spaced annular distribution along the upper surface of the rotating disk 3.

[0035] During operation, after a vertical pipe 6 moves above the weighing bucket 15, the solenoid valve 7 is opened, and the auxiliary materials in the storage bucket 5 can be discharged. The weighing bucket 15 is used to receive the auxiliary materials, and the weighing device 14 weighs the weight ratio of the added auxiliary materials. After weighing is completed, the solenoid valve 7 is closed, and then the transmission mechanism drives the transmission shaft 11 to rotate, so as to turn over the weighing bucket 15, which is convenient for the feeding operation and calibrates the added ratio of the auxiliary materials. After the driving mechanism drives the rotating shaft 2 to rotate, the rotating disk 3 can be driven to rotate, which is convenient for driving different storage buckets 5 to move above the weighing device 14, and thus it is convenient to add different auxiliary materials.

[0036] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An auxiliary material feeding device for the production of unsaturated polyester resin, comprising a storage tank (1) and a weighing mechanism, characterized in that: At the top of the accommodation box (1), a rotatable turntable (3) is provided through a driving mechanism. On the upper surface of the turntable (3), a number of storage barrels (5) are provided. The bottoms of the multiple storage barrels (5) are vertically communicated with vertical pipes (6). The bottom ends of the vertical pipes (6) extend below the turntable (3). An electromagnetic valve (7) is provided on the vertical pipe (6). The weighing mechanism includes a transmission shaft (11). The transmission shaft (11) is horizontally arranged at one end face of the accommodation box (1) in a rotatable manner through a transmission mechanism. One end of the transmission shaft (11) is fixedly connected with a connecting barrel (13). At the bottom inside the connecting barrel (13), a weighing device (14) is fixedly connected. At the top of the weighing device (14), a weighing barrel (15) is fixedly connected. The weighing barrel (15) is located below one of the vertical pipes (6).

2. The auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, wherein: The driving mechanism includes a second motor (22) and a rotating shaft (2). The rotating shaft (2) is vertically arranged at one end of the top of the accommodation box (1) in a rotatable manner. The second motor (22) is vertically fixedly connected to the inner cavity of the accommodation box (1). The bottom end of the rotating shaft (2) extends into the inner cavity of the accommodation box (1). Belt pulleys (8) are provided on the output shaft of the electromagnetic valve (7) and the bottom end surface of the rotating shaft (2). The two belt pulleys (8) are connected by a belt in a transmission manner.

3. The auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, characterized in that: The transmission mechanism includes a first motor (9). The first motor (9) is horizontally fixedly connected to the inner cavity of the accommodation box (1). The other end of the transmission shaft (11) extends into the inner cavity of the accommodation box (1). The output shaft of the first motor (9) is fixedly connected with a driving gear (10). The other end of the transmission shaft (11) is fixedly connected with a driven gear (12) meshing with the driving gear (10).

4. An auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, characterized in that: A box door (20) is provided on the surface of the accommodation box (1). A lock catch adapted to the accommodation box (1) is provided on the box door (20).

5. The auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, characterized in that: A number of mounting plates (21) are fixedly connected to the bottom of the side wall of the accommodation box (1). Threaded holes are provided on the surfaces of the mounting plates (21).

6. The auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, wherein: An observation window (19) is provided on the surface of the storage barrel (5). A cover plate (4) is provided on the top of the storage barrel (5).

7. An auxiliary material feeding device for the production of unsaturated polyester resin according to claim 1, characterized in that: The multiple storage barrels (5) are arranged in a uniformly spaced annular pattern on the upper surface of the turntable (3).

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