Metering type unsaturated polyester resin feeding pump

Abstract

The utility model provides a metering type unsaturated polyester resin feeding pump which comprises a bottom plate, a fixed seat is fixedly connected to the bottom plate, a driving motor and a reduction gearbox are arranged on the fixed seat, a rotating shaft is arranged at the output end of the driving motor, a feeding box is arranged on the bottom plate, the rotating shaft is rotationally connected with the interior of the feeding box, and the reduction gearbox is arranged on the feeding box. An impeller is fixedly connected to the section, located in the feeding box, of the rotating shaft, a scraping assembly is fixedly connected to the rotating shaft, and a feeding part is arranged on the upper portion of the feeding box. According to the metering type unsaturated polyester resin feeding pump provided by the utility model, after resin is introduced into the feeding box, the resin is driven by the impeller on the rotating shaft, flows out of the discharging part on the side surface and enters the metering device, and after the received resin is metered and weighed, comprehensive metering is carried out by combining the flow measured on the feeding part and the discharging part; and meanwhile, the scraping assembly is used for scraping resin left on the inner wall of the feeding box, so that a small amount of residual materials are prevented from being left, and the metering precision is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of resin production equipment, in particular to a metering unsaturated resin feed pump. Background Art

[0002] Resin usually refers to an organic polymer that softens or melts when heated, tends to flow under the action of external force when softened, and is solid, semi-solid, or sometimes liquid at room temperature.

[0003] In the existing resin feed pump, due to the certain viscosity of the resin, a small amount of residual material will remain during the conveying process, resulting in a decrease in metering accuracy.

[0004] Therefore, it is necessary to provide a metering unsaturated resin feed pump to solve the above technical problems. Utility Model Content

[0005] The utility model provides a metering unsaturated resin feed pump, which solves the problem that a small amount of residual material may remain in the conveying process of the existing resin feed pump, resulting in reduced metering accuracy due to the certain viscosity of the resin.

[0006] In order to solve the above technical problems, the utility model provides a metering unsaturated resin feed pump, comprising: a base plate, a fixed seat is fixedly connected to the base plate, a drive motor and a reduction box are designed on the fixed seat, a rotating shaft is provided at the output end of the drive motor, a feed box is provided on the base plate, the rotating shaft is rotatably connected to the inside of the feed box, an impeller is fixedly connected to a section of the rotating shaft located inside the feed box, a scraper assembly is fixedly connected to the rotating shaft, a feed part is provided on the upper part of the feed box, a discharge part is provided on the side of the feed box, and a metering device is provided at the end of the discharge part.

[0007] Preferably, the feed box comprises an outer box body, a feed cavity is arranged inside the outer box body, and the rotating shaft is rotatably connected to two sides of the outer box body.

[0008] Preferably, the scraper assembly includes a mounting bracket, the mounting bracket is fixedly connected to the rotating shaft, the mounting bracket is U-shaped, a reinforcement portion is fixedly connected to the inner side of the mounting bracket, and a scraper is arranged on the outer side of the mounting bracket.

[0009] Preferably, the feed part comprises a feed pipeline, a first resin flow meter is provided on the feed pipeline, and a first valve is provided on the feed pipeline.

[0010] Preferably, the discharge part includes a support member and a discharge pipe, the support member is fixedly connected to the bottom plate, the discharge pipe is fixedly connected to the support member, a second resin flow meter is provided on the discharge pipe, and a second valve is provided on the discharge pipe.

[0011] Preferably, the metering device includes a metering scale, a placement box and a resin metering box, the metering scale is provided with a reading screen, the placement box is fixedly connected to the upper part of the metering scale, the placement box includes an outer baffle, a folding box door is rotatably connected to the outer baffle, a heating part is provided on the outside of the outer baffle, a positioning frame is fixedly connected to the inner wall of the outer baffle, and an entrance is opened on the side of the outer baffle facing the discharge pipe.

[0012] Compared with the related art, the metering unsaturated resin feed pump provided by the utility model has the following beneficial effects:

[0013] The utility model provides a metering unsaturated resin feed pump. After the resin is introduced into a feed box, it is driven by an impeller on a rotating shaft, flows out from a side discharge portion and enters a metering device. After the received resin is metered and weighed, a comprehensive metering is performed in combination with the flow rates measured on the feed portion and the discharge portion. At the same time, a scraping component also scrapes off the resin remaining on the inner wall of the feed box to prevent a small amount of residual material from remaining, thereby improving the metering accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of a metering unsaturated resin feed pump provided by the utility model;

[0015] Figure 2 It is a structural schematic diagram of the feed box and the scraper assembly in the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of the metering device in the utility model.

[0017] Numbers in the figure: 1. bottom plate, 2. fixed seat, 3. driving motor, 4. reduction box, 5. rotating shaft, 6. feed box, 61. outer box body, 62. feed chamber, 7. impeller, 8. scraper assembly, 81. mounting bracket, 82. reinforcement part, 83. scraper, 9. feed pipe, 10. first resin flow meter, 11. first valve, 12. support, 13. discharge pipe, 14. second resin flow meter, 15. second valve, 16. measuring scale, 17. reading screen, 18. placement box, 181. outer baffle, 182. folding box door, 183. heating part, 184. positioning frame, 185. entrance, 19. resin metering box. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0019] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1A schematic structural diagram of a preferred embodiment of a metering unsaturated resin feed pump provided by the utility model;

[0020] Figure 2 It is a structural schematic diagram of the feed box and the scraper assembly in the utility model;

[0021] Figure 3 It is a schematic diagram of the structure of the metering device in the utility model.

[0022] A metering unsaturated resin feed pump comprises: a base plate 1, a fixing seat 2 is fixedly connected to the base plate 1, a driving motor 3 and a reduction box 4 are designed on the fixing seat 2, a rotating shaft 5 is provided at the output end of the driving motor 3, a feed box 6 is provided on the base plate 1, the rotating shaft 5 is rotatably connected to the inside of the feed box 6, an impeller 7 is fixedly connected to a section of the rotating shaft 5 located inside the feed box 6, a scraper assembly 8 is fixedly connected to the rotating shaft 5, a feeding part is provided on the upper part of the feed box 6, a discharging part is provided on the side of the feed box 6, and a metering device is provided at the end of the discharging part.

[0023] The resin is passed through the feed part into the feed box 6, and the resin is driven by the impeller 7 on the rotating shaft 5, flows out from the side discharge part and enters the metering device to measure and weigh the received resin, and the comprehensive measurement is performed based on the flow measured on the feed part and the discharge part.

[0024] The feed box 6 includes an outer box body 61 , a feed cavity 62 is disposed inside the outer box body 61 , and the rotating shaft 5 is rotatably connected to both sides of the outer box body 61 .

[0025] After the resin enters the feed box 6, it stays in the feed cavity 62 waiting for transfer.

[0026] The scraper assembly 8 includes a mounting bracket 81 , which is fixedly connected to the rotating shaft 5 . The mounting bracket 81 is U-shaped, a reinforcing portion 82 is fixedly connected to the inner side of the mounting bracket 81 , and a scraper 83 is arranged on the outer side of the mounting bracket 81 .

[0027] The reinforcement part 82 increases the structural strength of the mounting bracket 81 , and the scraper 83 scrapes off the resin remaining on the inner wall of the outer box body 61 to prevent it from remaining.

[0028] The feeding part comprises a feeding pipeline 9 , a first resin flow meter 10 is arranged on the feeding pipeline 9 , and a first valve 11 is arranged on the feeding pipeline 9 .

[0029] The first resin flow meter 10 detects the flow rate of the resin when it flows in.

[0030] The discharge part includes a support member 12 and a discharge pipe 13 . The support member 12 is fixedly connected to the bottom plate 1 . The discharge pipe 13 is fixedly connected to the support member 12 . A second resin flow meter 14 is provided on the discharge pipe 13 . A second valve 15 is provided on the discharge pipe 13 .

[0031] The support member 12 increases the installation strength of the discharge pipe 13 , and the second resin flow meter 14 detects the flow rate of the resin when it flows out.

[0032] The metering device includes a metering scale 16, a placement box 18 and a resin metering box 19. The metering scale 16 is provided with a reading screen 17. The placement box 18 is fixedly connected to the upper part of the metering scale 16. The placement box 18 includes an outer baffle 181. A folding box door 182 is rotatably connected to the outer baffle 181. A heating part 183 is provided on the outside of the outer baffle 181. A positioning frame 184 is fixedly connected to the inner wall of the outer baffle 181. An entrance 185 is opened on the side of the outer baffle 181 facing the discharge pipe 13.

[0033] The heating part 183 prevents the resin from solidifying due to a drop in temperature, which affects the product quality; the resin metering box 19 can be taken out by opening the foldable box door 182, and the positioning frame 184 facilitates the accurate positioning of the resin metering box 19 when it is placed, while increasing its stability.

[0034] The working principle of a metering unsaturated resin feed pump provided by the utility model is as follows:

[0035] The resin is passed through the feed part into the feed box 6, and the resin is driven by the impeller 7 on the rotating shaft 5, flows out from the side discharge part and enters the metering device to measure and weigh the received resin, and the comprehensive measurement is performed based on the flow measured on the feed part and the discharge part.

[0036] Compared with the related art, the metering unsaturated resin feed pump provided by the utility model has the following beneficial effects:

[0037] After the resin enters the feed box 6, it is driven by the impeller 7 on the rotating shaft 5, flows out from the side discharge part and enters the metering device. After the received resin is measured and weighed, a comprehensive measurement is performed based on the flow rates measured on the feed part and the discharge part. At the same time, the scraper assembly 8 also scrapes off the resin remaining on the inner wall of the feed box 6 to prevent a small amount of residual material from remaining, thereby improving the metering accuracy.

[0038] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A metering unsaturated resin feed pump, characterized in that: include: A bottom plate, a fixed seat is fixedly connected to the bottom plate, a driving motor and a reduction box are designed on the fixed seat, a rotating shaft is provided at the output end of the driving motor, a feed box is provided on the bottom plate, the rotating shaft is rotatably connected to the inside of the feed box, an impeller is fixedly connected to a section of the rotating shaft located inside the feed box, a scraper assembly is fixedly connected to the rotating shaft, a feeding part is provided on the upper part of the feed box, a discharging part is provided on the side of the feed box, and a metering device is provided at the end of the discharging part.

2. A metering unsaturated resin feed pump according to claim 1, characterized in that: The feed box comprises an outer box body, a feed cavity is arranged inside the outer box body, and the rotating shaft is rotatably connected to two sides of the outer box body.

3. A metering unsaturated resin feed pump according to claim 1, characterized in that: The scraper assembly comprises a mounting bracket, the mounting bracket is fixedly connected to the rotating shaft, the mounting bracket is U-shaped, a reinforcement portion is fixedly connected to the inner side of the mounting bracket, and a scraper is arranged on the outer side of the mounting bracket.

4. A metering unsaturated resin feed pump according to claim 1, characterized in that: The feeding part comprises a feeding pipeline, a first resin flow meter is arranged on the feeding pipeline, and a first valve is arranged on the feeding pipeline.

5. A metering unsaturated resin feed pump according to claim 1, characterized in that: The discharge part includes a support and a discharge pipe, the support is fixedly connected to the bottom plate, the discharge pipe is fixedly connected to the support, a second resin flow meter is arranged on the discharge pipe, and a second valve is arranged on the discharge pipe.

6. A metering unsaturated resin feed pump according to claim 1, characterized in that: The metering device includes a metering scale, a placement box and a resin metering box. The metering scale is provided with a reading screen. The placement box is fixedly connected to the upper part of the metering scale. The placement box includes an outer baffle plate. A folding box door is rotatably connected to the outer baffle plate. A heating part is provided on the outside of the outer baffle plate. A positioning frame is fixedly connected to the inner wall of the outer baffle plate. An entrance is opened on the side of the outer baffle plate facing the discharge pipe.

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