Classified quantitative feeding device of internal mixer for rubber material production

Abstract

The utility model relates to the technical field of grading and quantitative feeding, in particular to a grading and quantitative feeding device of an internal mixer for rubber production, which comprises a discharging mechanism, a grading mechanism and a supporting mechanism, the grading mechanism is positioned on the right side of the discharging mechanism, the supporting mechanism is positioned at the bottom end of the discharging mechanism, and the discharging mechanism comprises a filter box. A pump fan is fixedly mounted at the top end of the filter box, an exhaust fan is fixedly mounted at the top end of the pump fan, a filter frame is fixedly mounted in the filter box, a filter bag is movably mounted in the filter frame, and a filter bag frame is movably mounted in the filter bag; materials can be driven by gas to complete feeding and discharging through suction of the pump fan, a material conveying device is reduced, energy consumption during production is reduced, meanwhile, the materials are conveyed through gas circulation, material residues in all assemblies can be reduced, blockage in all the assemblies due to long-time use is avoided, and the production efficiency is improved. Therefore, the production is prevented from being influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of graded quantitative feeding, in particular to a graded quantitative feeding device for an internal mixer used in rubber production. Background Art

[0002] With the improvement of environmental protection standards, internal mixers have gradually become the core equipment for plasticating or mixing rubber materials. Internal mixers need to be filled with materials during operation, and the accuracy of material filling will directly affect the quality of the product. Therefore, a graded quantitative feeding device is needed to ensure the accuracy of material filling.

[0003] For example, the authorization announcement number CN208410327U discloses a graded quantitative feeding device for an internal mixer for the production of cable sheath rubber compound, comprising a hopper group, a feeder, a mixing tank, a distributor, a suction pump, a temporary storage bin, a weighing machine and a feeder connected in sequence. This utility model provides a graded quantitative feeding device for an internal mixer for the production of cable sheath rubber compound, which realizes the quantitative proportioning and sufficient premixing of each component through the sequentially connected hopper group, a feeder, a mixing tank, a distributor, a suction pump, a temporary storage bin, a weighing machine and a feeder; at the same time, the premixed material can be quantitatively weighed and then added to the internal mixer. At the same time, the ingredients of different product formulas are mixed separately and stored in different temporary storage bins, and then added to the internal mixer separately during production. The entire process can be carried out automatically, which improves the accuracy of the ingredients and production efficiency and ensures the quality of the final product.

[0004] However, the graded quantitative feeding device mentioned in the patent requires a large number of material conveying devices to transport the materials, which leads to a greater energy consumption of the entire device. At the same time, when the conveying device is used for a long time, material residues will be generated inside the pipeline or components, causing blockage, thereby affecting production. Utility Model Content

[0005] The purpose of the utility model is to provide a graded quantitative feeding device for an internal mixer used in rubber production, so as to solve the problems raised in the above background technology.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] A graded quantitative feeding device for an internal mixer for rubber production comprises a discharge mechanism, a grading mechanism and a supporting mechanism, wherein the grading mechanism is located on the right side of the discharge mechanism, and the supporting mechanism is located at the bottom end of the discharge mechanism. The discharge mechanism comprises a filter box, a pump-blower is fixedly mounted on the top of the filter box, an exhaust fan is fixedly mounted on the top of the pump-blower, a filter frame is fixedly mounted inside the filter box, a filter bag is movably mounted inside the filter frame, and a filter bag frame is movably mounted inside the filter bag.

[0008] Preferably, the unloading mechanism further comprises a unloading hopper, which is fixedly mounted on the bottom end of the filter box, and a spiral conveying rod is fixedly mounted on the front side of the bottom end of the unloading hopper.

[0009] Preferably, a rotating machine is fixedly installed at the front end of the spiral conveying rod, a weighing instrument is fixedly installed at the bottom end of the spiral conveying rod, and a discharge pipe is fixedly installed at the bottom end of the weighing instrument.

[0010] Preferably, the grading mechanism includes a grading cylinder, a support tube is fixedly installed on the top of the grading cylinder, a driving machine is fixedly installed on the top of the support tube, a delivery pipe is fixedly installed on the left end of the support tube, and the delivery pipe is fixedly installed on the lower side of the right end of the filter box.

[0011] Preferably, a driving shaft is fixedly mounted on the bottom end of the driving machine, a rotating filter cartridge is fixedly mounted on the bottom end of the driving shaft, the rotating filter cartridge is movably mounted in the rotating cylinder, and the rotating cylinder is fixedly mounted on the top end of the inner portion of the grading cylinder.

[0012] Preferably, a feed pipe is fixedly installed on the lower side of the right end of the grading cylinder, a lower hopper is fixedly installed on the bottom end of the grading cylinder, and a lower pipe is fixedly installed on the bottom end of the lower hopper.

[0013] Preferably, the support mechanism includes a support plate, on which the filter box and the grading cylinder are fixedly mounted, a support leg is fixedly mounted on the bottom end of the support plate, and a support frame is fixedly mounted in the middle of the support leg.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. This kind of graded quantitative feeding device for internal mixer used in rubber production can complete feeding and discharging of materials by gas driven by pump and fan suction, thus reducing the need for material conveying devices and lowering energy consumption during production.

[0016] 2. This type of graded quantitative feeding device for an internal mixer used in rubber compound production transports materials through gas circulation, which can reduce material residues inside each component and avoid blockage inside each component due to long-term use, thereby avoiding affecting production. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the planar structure of the grading mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the filter box of the utility model;

[0020] Figure 4It is a structural schematic diagram of the discharge hopper of the utility model.

[0021] In the figure: 101, supporting mechanism; 102, grading mechanism; 103, unloading mechanism; 104, filter box; 105, pump fan; 106, exhaust fan; 201, filter rack; 202, filter bag; 203, filter bag rack; 204, unloading hopper; 205, screw conveyor rod; 206, rotating machine; 301, weighing instrument; 302, unloading pipe; 303, grading cylinder; 304, supporting pipe; 305, driving machine; 306, conveying pipe; 401, driving shaft; 402, rotating filter cartridge; 403, rotating cylinder; 404, feeding pipe; 405, unloading hopper; 406, unloading pipe; 501, supporting plate; 502, supporting leg; 503, supporting frame. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figures 1-4 As shown, the utility model provides a technical solution:

[0024] A graded quantitative feeding device for an internal mixer for rubber production includes a discharge mechanism 103, a grading mechanism 102 and a support mechanism 101. The grading mechanism 102 is located on the right side of the discharge mechanism 103, and the support mechanism 101 is located at the bottom end of the discharge mechanism 103. The discharge mechanism 103 includes a filter box 104, a pump fan 105 is fixedly installed on the top of the filter box 104, an exhaust fan 106 is fixedly installed on the top of the pump fan 105, a filter frame 201 is fixedly installed inside the filter box 104, a filter bag 202 is movably installed in the filter frame 201, and a filter bag frame 203 is movably installed in the filter bag 202.

[0025] Through the above scheme, gas extraction through the pump fan can generate gas circulation in the filter box and the grading cylinder to extract the material, the filtered gas can be discharged through the exhaust fan, the filter bag can be installed through the filter rack, the material can be separated and filtered out from the gas through the filter bag, and the filter bag rack can prevent the filter bag from deformation.

[0026] In this embodiment, preferably, the unloading mechanism 103 further includes a unloading hopper 204 , which is fixedly mounted on the bottom end of the filter box 104 , and a spiral conveying rod 205 is fixedly mounted on the front side of the bottom end of the unloading hopper 204 .

[0027] Through the above solution, the materials can be concentrated through the discharge hopper and transported through the spiral conveying rod.

[0028] In this embodiment, preferably, a rotating machine 206 is fixedly installed at the front end of the spiral conveying rod 205, a weighing instrument 301 is fixedly installed at the bottom end of the spiral conveying rod 205, and a discharge pipe 302 is fixedly installed at the bottom end of the weighing instrument 301.

[0029] Through the above scheme, the spiral conveying rod can transport the material in the discharge hopper to the weighing instrument through the rotation of the rotating machine. The weighing instrument weighs the material and then discharges it through the discharge hopper to complete the quantitative unloading.

[0030] In this embodiment, preferably, the grading mechanism 102 includes a grading cylinder 303, a support tube 304 is fixedly installed on the top of the grading cylinder 303, a driving machine 305 is fixedly installed on the top of the support tube 304, a delivery pipe 306 is fixedly installed on the left end of the support tube 304, and the delivery pipe 306 is fixedly installed on the lower side of the right end of the filter box 104.

[0031] According to the above solution, the driving machine can be installed through the support pipe, and the conveying pipe can be installed at the same time, and the classified materials can be conveyed to the filter box through the conveying pipe.

[0032] In this embodiment, preferably, a driving shaft 401 is fixedly installed at the bottom end of the driving machine 305, a rotating filter cartridge 402 is fixedly installed at the bottom end of the driving shaft 401, the rotating filter cartridge 402 is movably installed in the rotating cylinder 403, and the rotating cylinder 403 is fixedly installed at the top end inside the grading cylinder 303.

[0033] Through the above scheme, the driving shaft is driven by the driving machine to rotate, so that the rotating filter drum can rotate in the rotating drum. When the rotating filter drum rotates, the qualified materials enter the filter box, and the unqualified materials are rotated, struck and thrown out, thereby completing the material classification.

[0034] In this embodiment, preferably, a feed pipe 404 is fixedly installed on the lower side of the right end of the grading cylinder 303, a lower hopper 405 is fixedly installed on the bottom end of the grading cylinder 303, and a lower pipe 406 is fixedly installed on the bottom end of the lower hopper 405.

[0035] Through the above solution, the feed pipe and the storage device are connected so that the material can enter the grading cylinder, and the substandard materials can be collected through the discharge hopper and discharged through the discharge pipe.

[0036] In this embodiment, preferably, the support mechanism 101 includes a support plate 501, on which the filter box 104 and the grading cylinder 303 are fixedly mounted, a support leg 502 is fixedly mounted at the bottom end of the support plate 501, and a support frame 503 is fixedly mounted in the middle of the support leg 502.

[0037] Through the above solution, the filter box and the grading cylinder can be fixedly supported by the support plate, the support plate can be supported by the support legs, and the support can be made more stable by the support frame.

[0038] When using the graded quantitative feeding device for an internal mixer for rubber production of this embodiment, the user connects the feed pipe 404 to the storage device, and then starts the pump fan 105 to generate gas circulation in the filter box 104 and the grading cylinder 303. At this time, the material is driven by the gas from the feed pipe 404 into the grading cylinder 303, and is filtered by rotating the filter cylinder 402 so that the qualified material enters the filter box 104 through the conveying pipe 306. At the same time, the driving machine 305 drives the driving shaft 401 to rotate, so that the rotating filter cylinder 402 rotates to remove the unqualified material. The materials that do not meet the standards are struck and thrown out, so that the materials are discharged through the discharge pipe 406 at the bottom of the discharge hopper 405. When the materials that meet the standards enter the filter box 104, the filter bag 202 filters the materials, and the gas enters the pump fan 105 and is discharged through the exhaust fan 106. The filtered materials enter the discharge hopper 204. At this time, the rotating machine 206 rotates to rotate the spiral conveying rod 205 to transport the materials to the weighing instrument 301. After being weighed by the weighing instrument 301, the materials enter the internal mixer through the discharge pipe 302 for processing, so that the device completes the grading and quantitative work.

[0039] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A graded quantitative feeding device for an internal mixer for rubber production, characterized by: The invention comprises a discharge mechanism (103), a grading mechanism (102) and a supporting mechanism (101), wherein the grading mechanism (102) is located on the right side of the discharge mechanism (103), and the supporting mechanism (101) is located at the bottom end of the discharge mechanism (103). The discharge mechanism (103) comprises a filter box (104), a pump fan (105) is fixedly installed on the top of the filter box (104), an exhaust fan (106) is fixedly installed on the top of the pump fan (105), a filter frame (201) is fixedly installed inside the filter box (104), a filter bag (202) is movably installed inside the filter frame (201), and a filter bag frame (203) is movably installed inside the filter bag (202).

2. The graded quantitative feeding device for an internal mixer for rubber production according to claim 1, characterized in that: The unloading mechanism (103) further comprises a unloading hopper (204), wherein the unloading hopper (204) is fixedly mounted on the bottom end of the filter box (104), and a spiral conveying rod (205) is fixedly mounted on the front side of the bottom end of the unloading hopper (204).

3. The graded quantitative feeding device for an internal mixer for rubber production according to claim 2, characterized in that: A rotating machine (206) is fixedly installed at the front end of the spiral conveying rod (205), a weighing instrument (301) is fixedly installed at the bottom end of the spiral conveying rod (205), and a discharge pipe (302) is fixedly installed at the bottom end of the weighing instrument (301).

4. The graded quantitative feeding device for an internal mixer for rubber production according to claim 1, characterized in that: The grading mechanism (102) comprises a grading cylinder (303), a support tube (304) is fixedly mounted on the top of the grading cylinder (303), a driving machine (305) is fixedly mounted on the top of the support tube (304), a delivery tube (306) is fixedly mounted on the left end of the support tube (304), and the delivery tube (306) is fixedly mounted on the lower side of the right end of the filter box (104).

5. The graded quantitative feeding device for an internal mixer for rubber production according to claim 4, characterized in that: A driving shaft (401) is fixedly mounted on the bottom end of the driving machine (305), a rotating filter cartridge (402) is fixedly mounted on the bottom end of the driving shaft (401), the rotating filter cartridge (402) is movably mounted in a rotating cylinder (403), and the rotating cylinder (403) is fixedly mounted on the top end of the inner portion of the grading cylinder (303).

6. The graded quantitative feeding device for an internal mixer for rubber production according to claim 5, characterized in that: A feed pipe (404) is fixedly installed on the lower side of the right end of the grading cylinder (303), a lower hopper (405) is fixedly installed on the bottom end of the grading cylinder (303), and a lower pipe (406) is fixedly installed on the bottom end of the lower hopper (405).

7. The graded quantitative feeding device for an internal mixer for rubber production according to claim 1, characterized in that: The support mechanism (101) comprises a support plate (501), a filter box (104) and a grading cylinder (303) are fixedly mounted on the support plate (501), a support leg (502) is fixedly mounted at the bottom end of the support plate (501), and a support frame (503) is fixedly mounted in the middle of the support leg (502).

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