Grinding device for coarse iron ore powder

Abstract

The utility model relates to a coarse iron ore powder grinding device, which aims to solve the technical problem that a feed chute is easy to overflow when a large amount of coarse iron ore particles are poured at present, and comprises a pulverizer body and a feed structure, the feeding structure is arranged at the feeding end of the pulverizer body; the feeding structure comprises a fixed trough and a movable trough; the fixed trough is fixedly arranged at the feeding end of the pulverizer body; wherein a groove cavity of the fixed material groove corresponds to a feeding port of the pulverizer body; the movable trough is movably matched with the fixed trough; the movable trough is connected with the fixed trough through an adjusting assembly; the two sides of the tail end of the top of the movable trough are connected with the two sides of the top of the fixed trough through guide assemblies respectively, and the feeding device has the advantages that the distance between the fixed trough and the movable trough is adjusted according to the amount of poured coarse iron ore particles, and the size of a feeding area is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of coarse iron ore powder processing, in particular to a coarse iron ore powder grinding device. Background Art

[0002] Pelletizing is a method of artificially forming bulk raw materials. It is a method of rolling fine-grained materials on a special pelletizing device under water conditions to form balls, and then roasting and consolidating them. The resulting product is called pelletized ore. Crude iron ore is a raw material for pelletizing ore.

[0003] Before being used to produce pellets, crude iron ore must be ground into fine powder by a pulverizer. The crude iron ore particles are poured into the pulverizer from the feed end of the pulverizer. Since the feed trough of the existing pulverizer is fixed and the inlet space of the feed trough is fixed, a large amount of crude iron ore particles are prone to overflow when poured in.

[0004] In view of this, we propose a coarse iron ore powder grinding device. Utility Model Content

[0005] The utility model aims to overcome the deficiencies of the prior art, meet practical needs, and provide a coarse iron ore powder grinding device to solve the current technical problem that when a large amount of coarse iron ore particles are poured into the feed chute, the material is easily overflowed.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a coarse iron ore powder grinding device, including a grinding machine body and a feeding structure;

[0007] The feeding structure is arranged at the feeding end of the grinding mill body;

[0008] The feeding structure includes a fixed trough and a movable trough;

[0009] The fixed material trough is fixedly arranged at the feeding end of the grinding mill body; wherein the trough cavity of the fixed material trough corresponds to the feeding port of the grinding mill body; and the movable material trough is movably matched with the fixed material trough.

[0010] Preferably, the movable trough is connected to the fixed trough via an adjustment assembly;

[0011] The adjustment assembly includes a fixed block A, a fixed block B, a threaded rod and a rotating handle;

[0012] The fixed block A is fixedly arranged on the outer side of the bottom of the fixed trough; the fixed block B is fixedly arranged on the outer side of the bottom of the movable trough; wherein the fixed block A is aligned with the fixed block B; the threaded rod is threadedly passed through the threaded hole on the fixed block B; wherein the inner end of the threaded rod is rotatably arranged on the fixed block A through a rotating shaft; the rotating handle is fixedly arranged on the outer end of the threaded rod.

[0013] Preferably, the two sides of the end of the top of the movable trough are connected to the two sides of the top of the fixed trough through guide components respectively;

[0014] The guide assembly includes a track and an L-shaped plate;

[0015] The track is fixed to the outer wall of the top of the fixed trough; the inner side of the horizontal end of the L-shaped plate is fixed to the end of the top of the movable trough; wherein the slider fixed to the inner side of the vertical section of the L-shaped plate slides in cooperation with the slide groove provided on the track.

[0016] Preferably, the outer end of the slide groove is closed.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] 1. The utility model has the advantages of adjusting the distance between the fixed trough and the movable trough and adjusting the size of the feeding area according to the amount of crude iron ore particles poured in by setting a fixed trough and a movable trough, thereby solving the problem that the feeding trough is prone to overflowing materials when a large amount of crude iron ore particles is poured in.

[0019] 2. The utility model has the advantages of simple structure and convenient operation for adjusting the position of the movable trough by arranging the fixed block A, the fixed block B, the threaded rod and the rotating handle.

[0020] 3. The utility model has the advantages of guiding and limiting the movable material trough by setting the track, the slider and the L-shaped plate, keeping the movable material trough moving stably, and the movable material trough will not move out of the fixed material trough. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the feeding structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the adjustment component of the utility model;

[0024] Figure 4 This is a schematic diagram of the guide assembly structure of the utility model;

[0025] In the figure: 1. Grinding mill body; 2. Feeding structure;

[0026] 201, fixed trough; 202, movable trough; 203, adjustment component; 204, guide component;

[0027] 2031, fixed block A; 2032, fixed block B; 2033, threaded rod; 2034, rotating handle;

[0028] 2041. track; 2042. slide groove; 2043. L-shaped plate; 2044. slider. DETAILED DESCRIPTION

[0029] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0030] Example 1: A coarse iron ore powder grinding device, see Figures 1 to 4 , including a grinding mill body 1, and also including a feeding structure 2; the feeding structure 2 is arranged at the feeding end of the grinding mill body 1; the feeding structure 2 includes a fixed trough 201 and a movable trough 202; the fixed trough 201 is fixedly arranged at the feeding end of the grinding mill body 1; wherein the trough cavity of the fixed trough 201 corresponds to the feeding port of the grinding mill body 1; the movable trough 202 is movably matched with the fixed trough 201. The utility model has the advantages of adjusting the distance between the fixed trough 201 and the movable trough 202 and adjusting the size of the feeding area according to the amount of crude iron ore particles poured in by setting the fixed trough 201 and the movable trough 202, thereby solving the problem that the feeding trough is prone to overflowing materials when a large amount of crude iron ore particles are poured in.

[0031] Specifically, the movable trough 202 is connected to the fixed trough 201 through the adjustment component 203; the adjustment component 203 includes a fixed block A2031, a fixed block B2032, a threaded rod 2033 and a rotating handle 2034; the fixed block A2031 is fixedly arranged on the outer side of the bottom of the fixed trough 201; the fixed block B2032 is fixedly arranged on the outer side of the bottom of the movable trough 202; wherein the fixed block A2031 is aligned with the fixed block B2032; the threaded rod 2033 is threadedly inserted into the threaded hole on the fixed block B2032; wherein the inner end of the threaded rod 2033 is rotatably arranged on the fixed block A2031 through a rotating shaft; and the rotating handle 2034 is fixedly arranged on the outer end of the threaded rod 2033. The utility model has the advantages of simple structure and convenient operation to adjust the position of the movable trough 202 by setting the fixed block A2031, the fixed block B2032, the threaded rod 2033 and the rotating handle 2034.

[0032] Furthermore, the two sides of the top end of the movable trough 202 are connected to the two sides of the top of the fixed trough 201 through the guide assembly 204 respectively; the guide assembly 204 includes a track 2041 and an L-shaped plate 2043; the track 2041 is fixed to the outer side wall of the top of the fixed trough 201; the inner side of the horizontal end of the L-shaped plate 2043 is fixed to the top end of the movable trough 202; wherein the slider 2044 fixed to the inner side of the vertical section of the L-shaped plate 2043 is slidably matched with the slide 2042 opened on the track 2041; the outer end of the slide 2042 is closed. The utility model has the advantages of guiding and limiting the movable trough 202 by setting the track 2041, the slider 2044 and the L-shaped plate 2043, keeping the movable trough 202 moving stably, and the movable trough 202 will not move out of the fixed trough 201.

[0033] Working principle: When using the device of the utility model, according to the amount of crude iron ore particles poured in, the handle 2034 is rotated, the threaded rod 2033 rotates relative to the fixed block A2031, and the fixed block B2032 moves relative to the threaded rod 2033, so that the movable trough 202 moves relative to the fixed trough 201, and the area of ​​the feeding area formed by the fixed trough 201 and the movable trough 202 is adjusted to be suitable for the amount of crude iron ore particles poured in; in the process of adjusting the movable trough 202, the L-shaped plate 2043 moves accordingly, and the slider 2044 slides in the slide groove 2042 of the track 2041 to keep the movable trough 202 moving stably.

[0034] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A coarse iron ore powder grinding device, comprising a grinding mill body (1), characterized in that: Also includes: A feeding structure (2) is arranged at the feeding end of the grinding mill body (1); The feeding structure (2) comprises: A fixed material trough (201) fixedly arranged at the feeding end of the grinding mill body (1); Wherein, the trough cavity of the fixed material trough (201) corresponds to the feed port of the grinding machine body (1); The movable material trough (202) is movably matched with the fixed material trough (201).

2. A coarse iron ore powder grinding device as claimed in claim 1, characterized in that: The movable trough (202) is connected to the fixed trough (201) via an adjustment component (203); The adjustment component (203) comprises: A fixed block A (2031), fixedly arranged on the outer side of the bottom of the fixed material trough (201); A fixed block B (2032) is fixedly mounted on the outer side of the bottom of the movable trough (202); Wherein, the fixing block A (2031) is aligned with the fixing block B (2032); A threaded rod (2033) threadedly penetrates into a threaded hole on the fixing block B (2032); Wherein, the inner end of the threaded rod (2033) is rotatably disposed on the fixed block A (2031) via a rotating shaft; The rotating handle (2034) is fixedly arranged on the outer end of the threaded rod (2033).

3. A coarse iron ore powder grinding device as claimed in claim 1, characterized in that: Both sides of the top end of the movable trough (202) are connected to both sides of the top of the fixed trough (201) through guide components (204) respectively; The guide assembly (204) comprises: A track (2041) is fixedly mounted on the top outer side wall of the fixed trough (201); An L-shaped plate (2043), the inner side of the horizontal end of which is fixedly mounted on the top end of the movable trough (202); Wherein, a sliding block (2044) fixedly arranged on the inner side of the vertical section of the L-shaped plate (2043) is slidably matched with a sliding groove (2042) provided on the track (2041).

4. A coarse iron ore powder grinding device as claimed in claim 3, characterized in that: The outer end of the slide groove (2042) is closed.

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