Powder feeding device

Abstract

The utility model discloses a powder feeding device which comprises a feeding cylinder, the upper end of the feeding cylinder is tightly covered with a cover body, fixing blocks are fixedly welded to the two sides of the cover body, according to the powder feeding device, the upper end of the feeding cylinder is tightly covered with the cover body, a screwing screw is rotated, and a gasket is driven to press the fixing blocks to the outer side of the feeding cylinder, so that the cover body is conveniently and fixedly installed; through the design of a screw and a gasket, the cover body can be fixed, the cover body is prevented from shaking during machining, the gasket is detached by rotating the detaching screw, a fixing block loses constraint, the cover body is conveniently and upwards moved to be detached, and the interior of the feeding cylinder is conveniently maintained; by longitudinally moving the material limiting plate, driving the sliding block and the screw to move, rotating and screwing the nut and driving the gasket to be tightly attached to the side face of the feeding hopper, the material limiting plate can be fixedly installed conveniently, the design of the sliding block and the screw can guide the material limiting plate to move, lateral deviation is prevented, and the design of the gasket and the nut can conveniently adjust the discharging amount of the feeding hopper. And the influence on rapid powder processing caused by excessive one-time blanking of the feeding hopper is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a powder feeding device. Background Art

[0002] In the production process of chemical products such as coatings, powder raw materials need to be added, which is usually done manually by workers, that is, unsealing the bagged powder raw materials, lifting them up and pouring them into the storage tank. In this way, workers need to unload and carry the bags. The labor intensity of the workers is very high and the physical strength consumed is very large. In addition, the amount of material discharged is not easy to control accurately, resulting in a decrease in product quality. Lumps and large particles of powder will accumulate on the screen of the feeding port, affecting the discharge of materials and requiring manual processing.

[0003] At present, the existing method is to separate powder, agglomerates and large-particle powder by setting a filter screen. The agglomerates and large-particle powder move upward under the drive of the vibration motor and the vibration spring, and are crushed by the crushing blades on the stirring shaft; the stirring blades on the stirring shaft break up the filtered powder into a loose state, so that the powder can fall smoothly from the discharge port; the design of setting a weighing sensor and an electromagnetic valve makes the feeding amount more accurate; the powder feeding device has reasonable structural design, simple operation, high feeding efficiency, stable product quality, and greatly reduces labor costs.

[0004] For example, a powder feeding device disclosed in the authorization number CN209205200U includes a feeding trough, which is funnel-shaped, a PLC controller is provided on the outside of the feeding trough, a feed hopper is provided on the top of the feeding trough, a discharge port is provided at the bottom of the feeding trough, and a solenoid valve is provided at the discharge port; the filtering mechanism includes a fixed plate fixed on both sides of the inner wall of the feeding trough, a spring base is connected to the fixed plate, one end of the vibration spring is connected to the spring base, and the other end of the vibration spring is fixedly connected to the filter plate through a spring sleeve, a filter screen is embedded in the filter plate, and vibration motors are symmetrically arranged on both sides of the filter plate; the stirring mechanism includes a driving motor installed on the top of the feeding trough, one end of the driving motor is connected to a stirring shaft located inside the feeding trough, and crushing blades and stirring blades are arranged at equal intervals on the stirring shaft, the crushing blades are located above the filtering mechanism, and the stirring blades are located below the filtering mechanism. However, such a powder feeding device is not convenient for checking and repairing the inside of the feeding barrel, and it is not convenient to adjust the discharge amount of the feed hopper.

[0005] It can be seen from the solutions disclosed in the above-mentioned existing patent documents that it is inconvenient to inspect and maintain the inside of the feeding barrel, and it is inconvenient to adjust the feeding amount of the feeding hopper. Therefore, it is necessary to improve the existing technology. Utility Model Content

[0006] The utility model aims to provide a powder feeding device to solve the problem that it is inconvenient to inspect and maintain the inside of a feeding barrel and it is inconvenient to adjust the feeding amount of a feeding hopper.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a powder feeding device, comprising a feeding barrel, the upper end of the feeding barrel is tightly covered with a cover body, fixed blocks are fixedly welded on both sides of the cover body, the interior of the fixed block is connected with a screw through a thread, the outer side of the screw is sleeved with a gasket, a motor is fixedly installed on the upper end surface of the cover body, a feed hopper is fixedly welded on the upper end of the cover body, a slide groove is provided inside the feed hopper, a slider is slidably sleeved inside the slide groove, the inner wall of the feed hopper is slidably connected to a limiting plate, and a screw is fixedly welded on the side of the limiting plate.

[0008] Preferably, the side of the feeding barrel is close to the fixed block, and a threaded hole is provided inside the fixed block. By closing the cover body tightly on the upper end of the feeding barrel and turning the tightening screw, the gasket is driven to press the fixed block against the outside of the feeding barrel, which facilitates the fixed installation of the cover body.

[0009] Preferably, a threaded hole is provided inside the feeding barrel, and one end of the screw is connected to the feeding barrel through a thread. The design of the screw and the gasket can fix the cover body to prevent the cover body from shaking during processing.

[0010] Preferably, the side of the fixed block is in close contact with the gasket, and the feeding barrel and the feed hopper are internally connected. The gasket is removed by turning the removal screw, and the fixed block is freed from restraint, making it convenient to move the cover body upward to remove it, so as to repair the inside of the feeding barrel.

[0011] Preferably, a washer is tightly attached to the side of the feed hopper, and a nut is tightly attached to one side of the washer. By moving the limiting plate longitudinally, the slider and the screw are driven to move, and the nut is rotated and tightened to drive the washer tightly attached to the side of the feed hopper, thereby facilitating the fixed installation of the limiting plate.

[0012] Preferably, the interior of the slide groove is sleeved with a screw rod, and one end of the slider is fixedly connected to a limiting plate. The design of the slider and the screw rod can guide the movement of the limiting plate to prevent lateral deviation.

[0013] Preferably, a washer is sleeved on the outer side of the screw, and a nut is threadedly connected to the outer side of the screw. The design of the washer and the nut can conveniently adjust the discharge amount of the feed hopper to prevent the feed hopper from discharging too much material at one time and affecting the rapid processing of the powder.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model closes the cover body to the upper end of the feeding barrel, rotates and tightens the screws, drives the gasket to press the fixed block to the outside of the feeding barrel, and facilitates the fixed installation of the cover body. The design of the screws and gaskets can fix the cover body to prevent the cover body from shaking during processing. The gasket is removed by rotating the removal screws, and the fixed block loses its restraint, which makes it convenient to move the cover body upward to remove it, so as to repair the inside of the feeding barrel.

[0016] 2. The utility model moves the limiting plate longitudinally to drive the slider and the screw to move, and rotates the tightening nut to drive the gasket to be close to the side of the feed hopper, so as to facilitate the fixed installation of the limiting plate. The design of the slider and the screw can guide the movement of the limiting plate to prevent lateral deviation. The design of the gasket and the nut can facilitate the adjustment of the discharge amount of the feed hopper to prevent the feed hopper from discharging too much material at one time and affecting the rapid processing of the powder. 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 an enlarged view of point A of the utility model;

[0019] Figure 3 This is a three-dimensional diagram of the feed hopper of the utility model;

[0020] Figure 4 This is an enlarged cross-sectional view of the feed hopper of the utility model.

[0021] In the figure: 1 feeding barrel, 11 cover body, 12 fixing block, 13 screw, 14 gasket, 15 motor, 2 feeding hopper, 21 chute, 22 slider, 23 limiting plate, 24 screw, 25 gasket, 26 nut. DETAILED DESCRIPTION

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

[0023] See also Figure 1-4A powder feeding device shown in the figure includes a feeding barrel 1, the upper end of the feeding barrel 1 is tightly covered with a cover body 11, and fixed blocks 12 are fixedly welded on both sides of the cover body 11. The interior of the fixed block 12 is connected with a screw 13 through a thread, and the outer side of the screw 13 is sleeved with a gasket 14. A motor 15 is fixedly installed on the upper end surface of the cover body 11, and a feed hopper 2 is fixedly welded on the upper end of the cover body 11. A slide groove 21 is provided inside the feed hopper 2, and a slider 22 is slidably sleeved inside the slide groove 21. The inner wall of the feed hopper 2 is slidably connected with a limiting plate 23, and a screw 24 is fixedly welded on the side of the limiting plate 23.

[0024] In order to facilitate maintenance of the inside of the feeding barrel 1, the side of the feeding barrel 1 is close to the fixing block 12, and a threaded hole is provided inside the fixing block 12. By closing the upper end of the feeding barrel 1 with the cover body 11, turning and tightening the screw 13, the gasket 14 is driven to press the fixing block 12 on the outside of the feeding barrel 1, which is convenient for fixing and installing the cover body 11. The inside of the feeding barrel 1 is provided with a threaded hole, and one end of the screw 13 is connected to the feeding barrel 1 through a thread. The design of the screw 13 and the gasket 14 can fix the cover body 11 to prevent the cover body 11 from shaking during processing. The side of 12 is in close contact with the gasket 14, and the feeding barrel 1 and the feeding hopper 2 are internally connected. By turning the removal screw 13, the gasket 14 is removed, and the fixing block 12 is freed from restraint, so that the cover body 11 can be conveniently moved upward to be removed, so as to repair the inside of the feeding barrel 1. The side of the feeding hopper 2 is in close contact with the gasket 25, and one side of the gasket 25 is in close contact with the nut 26. By moving the limiting plate 23 longitudinally, the slider 22 and the screw 24 are driven to move, and the nut 26 is rotated and tightened to drive the gasket 25 to be close to the side of the feeding hopper 2, so as to facilitate the fixed installation of the limiting plate 23.

[0025] In order to facilitate the control of the discharge amount, a screw rod 24 is sleeved inside the slide 21, and one end of the slider 22 is fixedly connected to the limiting plate 23. The design of the slider 22 and the screw rod 24 can guide the movement of the limiting plate 23 to prevent lateral deviation. A washer 25 is sleeved on the outside of the screw rod 24, and a nut 26 is threadedly connected to the outside of the screw 24. The design of the washer 25 and the nut 26 can conveniently adjust the discharge amount of the feed hopper 2 to prevent the feed hopper 2 from discharging a large amount of material at one time and affecting the rapid processing of the powder.

[0026] The powder feeding device is configured such that the cover body 11 covers the upper end of the feeding barrel 1, and the tightening screw 13 is rotated to drive the gasket 14 to press the fixing block 12 against the outer side of the feeding barrel 1, so as to facilitate the fixing and installation of the cover body 11. The design of the screw 13 and the gasket 14 can fix the cover body 11 to prevent the cover body 11 from shaking during processing. The gasket 14 is removed by rotating the removal screw 13, and the fixing block 12 loses its restraint, so that the cover body 11 can be conveniently moved upward to be removed, so as to repair the inside of the feeding barrel 1; the limiting plate 23 is longitudinally moved to drive the slider 22 and the screw 24 to move, and the tightening nut 26 is rotated to drive the washer 25 to be close to the side of the feed hopper 2, so as to facilitate the fixing and installation of the limiting plate 23. The design of the slider 22 and the screw 24 can guide the movement of the limiting plate 23 to prevent lateral deviation. The design of the gasket 25 and the nut 26 can facilitate the adjustment of the feeding amount of the feed hopper 2 to prevent the feed hopper 2 from discharging a large amount of material at one time and affecting the rapid processing of the powder.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A powder feeding device, comprising a feeding cylinder (1), characterized in that: The upper end of the feeding barrel (1) is tightly covered with a cover body (11), and fixed blocks (12) are fixedly welded on both sides of the cover body (11), and the interior of the fixed block (12) is connected with a screw (13) through a thread, and the outer side of the screw (13) is sleeved with a gasket (14), and a motor (15) is fixedly installed on the upper end surface of the cover body (11), and a feed hopper (2) is fixedly welded on the upper end of the cover body (11), and a slide groove (21) is provided inside the feed hopper (2), and a slider (22) is slidably sleeved inside the slide groove (21), and the inner wall of the feed hopper (2) is slidably connected to a limiting plate (23), and a screw (24) is fixedly welded on the side of the limiting plate (23).

2. A powder feeding device according to claim 1, characterized in that: The side surface of the feeding cylinder (1) is in close contact with the fixing block (12), and a threaded hole is provided inside the fixing block (12).

3. A powder feeding device according to claim 1, characterized in that: A threaded hole is provided inside the feeding cylinder (1), and one end of the screw (13) is connected to the feeding cylinder (1) via a thread.

4. A powder feeding device according to claim 1, characterized in that: The side surface of the fixed block (12) is in close contact with the gasket (14), and the inside of the feeding cylinder (1) and the feeding hopper (2) are connected.

5. A powder feeding device according to claim 1, characterized in that: A washer (25) is tightly attached to the side of the feed hopper (2), and a nut (26) is tightly attached to one side of the washer (25).

6. A powder feeding device according to claim 1, characterized in that: The interior of the slide groove (21) is sleeved with a screw rod (24), and one end of the slide block (22) is fixedly connected to a limiting plate (23).

7. A powder feeding device according to claim 1, characterized in that: A washer (25) is sleeved on the outer side of the screw rod (24), and a nut (26) is threadedly connected to the outer side of the screw rod (24).

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