Screw feeder

Abstract

The utility model discloses a screw feeder, which relates to the field of screw feeders and comprises a conveying pipe, one end of the conveying pipe is provided with a motor, the outer wall of the conveying pipe is fixedly connected with a discharging pipe, the top of the conveying pipe is fixedly connected with a hopper, the inside of the hopper is movably connected with a material passing rod, and the material passing rod is fixedly connected with the discharging pipe. A baffle is fixedly connected to one end of the material passing rod, a handle is fixedly connected to one side of the baffle, the material passing rod fixedly connected to the outer wall of the baffle can move and extrude the spring by pushing the handle, powdery raw materials blocked in the hopper are dredged through the material passing rod, and the material passing rod can be reset under the action of the spring; the effect of preventing the powdery raw materials from being blocked and accumulated at the discharging port of the hopper is achieved, the dustproof cover plate is moved, the inserting blocks are inserted into the inserting grooves, the dustproof cover plate is installed at the top of the hopper, and the effect of blocking and protecting dust generated during discharging of the powdery raw materials is achieved.

Description

Technical Field

[0001] The utility model relates to the field of screw feeders, in particular to a screw feeder. Background Art

[0002] The screw feeder is a new generation product that integrates steady flow conveying, weighing and quantitative control of powder materials. It is suitable for continuous metering and batching of powder materials in various industrial production environments. When the current screw feeder is in use, the powdered raw materials are often directly placed in the hopper for conveying. However, some block raw materials are mixed in the powdered raw materials. These raw materials will cause the powdered raw materials to accumulate and clog at the hopper outlet, thereby affecting the efficiency of conveying and feeding the powdered raw materials. Therefore, a screw feeder is needed.

[0003] The existing screw feeder is inconvenient to prevent the hopper discharge port from being blocked during use, and it is inconvenient to block and protect the dust generated when the powdered raw materials in the hopper are discharged. At the same time, it is inconvenient to adjust the height of the powdered raw materials conveying. Therefore, a screw feeder is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a screw feeder to solve the problems that the existing screw feeder is inconvenient to prevent blockage at the hopper outlet, to block and protect the dust generated when the powdered raw materials in the hopper are discharged, and to adjust the height of the powdered raw materials conveying.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a screw feeder, comprising a feed pipe, a motor is installed at one end of the feed pipe, a discharge pipe is fixedly connected to the outer wall of the feed pipe, a hopper is fixedly connected to the top of the feed pipe, a feed rod is movably connected to the inside of the hopper, one end of the feed rod is fixedly connected to a baffle, and a handle is fixedly connected to one side of the baffle.

[0006] The outer wall of the hopper is fixedly connected with a mounting block, a slot is provided inside the mounting block, a card slot is provided on the inner wall of the slot, a dust cover is installed on the top of the hopper, an insert block is fixedly connected with the outer wall of the dust cover, a receiving slot is provided inside the insert block, a spring block is movably connected inside the receiving slot, and a feed pipe is fixedly connected with the top of the dust cover.

[0007] The bottom of the conveying pipe is fixedly connected with a receiving plate, the bottom of the receiving plate is fixedly connected with a sliding rod, the outer wall of the sliding rod is movably connected with a sleeve column, the bottom of the sleeve column is fixedly connected with a base, and the outer wall of the base is fixedly connected with a hydraulic cylinder.

[0008] Preferably, the material passing rods and the hopper form a sliding structure, and the material passing rods are evenly distributed along the outer wall of the baffle.

[0009] Preferably, a spring is fixedly connected to the outer wall of the baffle, and the spring is sleeved on the outer wall of the material passing rod.

[0010] Preferably, the insert block is snap-connected with the mounting block via a slot, and the insert block is symmetrically arranged with respect to the central axis of the dust cover plate.

[0011] Preferably, the spring block is engaged and connected with the mounting block via a clamping groove, and the spring block forms a sliding structure with the inserting block via the receiving groove.

[0012] Preferably, the sliding rod and the sleeve column form a sliding structure, and the sleeve column is symmetrically arranged with respect to the central axis of the base.

[0013] Preferably, the output end of the hydraulic cylinder is fixedly connected to the bottom of the receiving plate, and the receiving plate is arranged parallel to the base.

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

[0015] 1. The utility model is provided with a hopper, a feeding rod, a baffle and a handle. By pushing the handle, the feeding rod fixedly connected to the outer wall of the baffle can be moved and the spring can be squeezed, so that the feeding rod can clear the powdered raw materials blocked inside the hopper. Under the action of the spring, the feeding rod can be reset, which plays an effect of preventing the powdered raw materials from being blocked and accumulated at the discharge port of the hopper.

[0016] 2. The utility model is provided with a hopper, a slot, a card slot, a dust cover, an insert block, a storage slot and a spring block. By moving the dust cover, the insert block is inserted into the slot, so that the spring block can be squeezed and stored in the storage slot. When the insert block is fully inserted into the slot, the spring block can be clamped into the card slot for position limiting under the action of the spring, so that the dust cover is installed on the top of the hopper, which plays a role in blocking and protecting the dust generated when the powdered raw materials are discharged;

[0017] 3. The utility model is provided with a material conveying pipe, a receiving plate, a sliding rod, a sleeve column and a hydraulic cylinder. By starting the hydraulic cylinder, the receiving plate can be lifted up, driving the sliding rod to slide out of the sleeve column, so that the material conveying pipe can be raised and lowered, which makes it easy to adjust the conveying height of the powdered raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a three-dimensional cross-sectional view of the hopper of the utility model;

[0020] Figure 3 This is a three-dimensional diagram of the hopper of the utility model;

[0021] Figure 4 It is a three-dimensional diagram of the dustproof cover plate of the utility model.

[0022] In the figure: 1. feed pipe; 2. motor; 3. discharge pipe; 4. hopper; 5. feed rod; 6. baffle; 7. handle; 8. mounting block; 9. slot; 10. card slot; 11. dust cover; 12. insert block; 13. storage slot; 14. spring block; 15. feed pipe; 16. receiving plate; 17. slide rod; 18. sleeve column; 19. base; 20. hydraulic cylinder. DETAILED DESCRIPTION

[0023] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0024] The following describes an embodiment of the utility model based on its overall structure.

[0025] See also Figure 1-4 A screw feeder comprises a feeding pipe 1, one end of which is provided with a motor 2, an outer wall of which is fixedly connected with a discharge pipe 3, a top of which is fixedly connected with a hopper 4, a feeding rod 5 is movably connected inside the hopper 4, one end of the feeding rod 5 is fixedly connected with a baffle 6, one side of the baffle 6 is fixedly connected with a handle 7, the feeding rod 5 and the hopper 4 form a sliding structure, and the feeding rod 5 is evenly distributed along the outer wall of the baffle 6, a spring is fixedly connected with the outer wall of the baffle 6, and the spring is sleeved on the outer wall of the feeding rod 5, so as to clear the discharge port of the hopper 4 and prevent the powdered raw materials from being blocked and accumulated at the discharge port of the hopper 4.

[0026] See also Figure 1-4 A spiral feeder, the outer wall of the hopper 4 is fixedly connected with a mounting block 8, a slot 9 is provided inside the mounting block 8, a card slot 10 is provided on the inner side wall of the slot 9, a dust cover 11 is installed on the top of the hopper 4, an insert block 12 is fixedly connected with the outer wall of the dust cover 11, a receiving slot 13 is provided inside the insert block 12, a spring block 14 is movably connected inside the receiving slot 13, a feed pipe 15 is fixedly connected with the top of the dust cover 11, the insert block 12 is snap-fitted and connected with the mounting block 8 through the slot 9, and the insert block 12 is symmetrically arranged with the central axis of the dust cover 11, the spring block 14 is snap-fitted and connected with the mounting block 8 through the card slot 10, and the spring block 14 forms a sliding structure with the insert block 12 through the receiving slot 13, which can block and protect the dust generated when the powdered raw material is discharged.

[0027] See also Figure 1-4A screw feeder, the bottom of the feeding pipe 1 is fixedly connected with a receiving plate 16, the bottom of the receiving plate 16 is fixedly connected with a sliding rod 17, the outer wall of the sliding rod 17 is movably connected with a sleeve column 18, the bottom of the sleeve column 18 is fixedly connected with a base 19, the outer wall of the base 19 is fixedly connected with a hydraulic cylinder 20, the sliding rod 17 and the sleeve column 18 constitute a sliding structure, and the sleeve column 18 is symmetrically arranged with the central axis of the base 19, the output end of the hydraulic cylinder 20 is fixedly connected to the bottom of the receiving plate 16, and the receiving plate 16 is arranged parallel to the base 19, which can facilitate the adjustment of the conveying height of the powdered raw material.

[0028] Working principle: When in use, by pushing the handle 7, the material-passing rod 5 fixedly connected to the outer wall of the baffle 6 can be moved and the spring can be squeezed, so that the material-passing rod 5 can clear the powdered raw materials blocked inside the hopper 4. Under the action of the spring, the material-passing rod 5 can be reset to prevent the powdered raw materials from being blocked and accumulated at the discharge port of the hopper 4. By starting the motor 2, the conveying auger inside the conveying pipe 1 is driven to rotate, so that the powdered raw materials are discharged from the discharge pipe 3. By moving the dust cover 11 and inserting the plug 12 into the slot 9, the spring block 14 can be squeezed and stored. In the receiving groove 13, when the insert block 12 is fully inserted into the slot 9, under the action of the spring, the spring block 14 can be clamped into the clamping groove 10 for limiting, so that the dust cover 11 is installed on the top of the hopper 4, which plays a role in blocking and protecting the dust generated when the powdered raw materials are discharged. By starting the hydraulic cylinder 20, the receiving plate 16 can be lifted, driving the slide rod 17 to slide out of the sleeve column 18, so that the feed pipe 1 is raised and lowered, thus completing the use process of the device. The content not described in detail in this manual belongs to the existing technology known to professional and technical personnel in this field.

[0029] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A screw feeder, comprising a feed pipe (1), characterized in that: A motor (2) is installed at one end of the feed pipe (1), a discharge pipe (3) is fixedly connected to the outer wall of the feed pipe (1), a hopper (4) is fixedly connected to the top of the feed pipe (1), a feed rod (5) is movably connected inside the hopper (4), one end of the feed rod (5) is fixedly connected to a baffle (6), and one side of the baffle (6) is fixedly connected to a handle (7); The outer wall of the hopper (4) is fixedly connected with a mounting block (8), a slot (9) is provided inside the mounting block (8), a clamping slot (10) is provided on the inner wall of the slot (9), a dust cover (11) is installed on the top of the hopper (4), an insert block (12) is fixedly connected to the outer wall of the dust cover (11), a receiving slot (13) is provided inside the insert block (12), a spring block (14) is movably connected inside the receiving slot (13), and a feed pipe (15) is fixedly connected to the top of the dust cover (11); The bottom of the conveying pipe (1) is fixedly connected to a receiving plate (16), the bottom of the receiving plate (16) is fixedly connected to a sliding rod (17), the outer wall of the sliding rod (17) is movably connected to a sleeve column (18), the bottom of the sleeve column (18) is fixedly connected to a base (19), and the outer wall of the base (19) is fixedly connected to a hydraulic cylinder (20).

2. A screw feeder according to claim 1, characterized in that: The material passing rods (5) and the hopper (4) form a sliding structure, and the material passing rods (5) are evenly distributed along the outer wall of the baffle (6).

3. A screw feeder according to claim 1, characterized in that: The outer wall of the baffle (6) is fixedly connected with a spring, and the spring is sleeved on the outer wall of the material passing rod (5).

4. A screw feeder according to claim 1, characterized in that: The insert block (12) is snap-connected with the mounting block (8) via a slot (9), and the insert block (12) is symmetrically arranged with respect to the central axis of the dust cover plate (11).

5. The screw feeder according to claim 1, characterized in that: The spring block (14) is connected to the mounting block (8) by means of a clamping groove (10), and the spring block (14) forms a sliding structure with the inserting block (12) through the receiving groove (13).

6. A screw feeder according to claim 1, characterized in that: The sliding rod (17) and the sleeve column (18) form a sliding structure, and the sleeve column (18) is symmetrically arranged with respect to the central axis of the base (19).

7. The screw feeder according to claim 1, characterized in that: The output end of the hydraulic cylinder (20) is fixedly connected to the bottom of the receiving plate (16), and the receiving plate (16) is arranged in parallel with the base (19).

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