Grinding device for cement processing

Abstract

The utility model relates to the technical field of cement grinding, and discloses a grinding device for cement processing, which comprises a grinding cylinder, a first grinding column and a second grinding column are sleeved on the inner arc surface of the grinding cylinder, the first grinding column is arranged at the top of the second grinding column, and a first funnel groove is arranged at the inner center of the first grinding column. And a second funnel groove is formed in the center of the interior of the second grinding column, a first conical grinding column and a second conical grinding column are rotationally connected to the interior of the first funnel groove and the interior of the second funnel groove correspondingly, and a rotating mechanism for rotating the first conical grinding column and the second conical grinding column is arranged in the grinding barrel. Through the arrangement of the springs, the first conical grinding column and the second conical grinding column can be more conveniently attached to the interiors of the first funnel groove and the second funnel groove during use, so that the cement grinding effect is improved, and grinding is finer.

Description

Technical Field

[0001] The utility model relates to the technical field of cement grinding, in particular to a grinding device for cement processing. Background Art

[0002] Cement is a commonly used building material. It is a powdery substance made from limestone, clay and other minerals. It has good adhesion and durability and is widely used in construction projects such as concrete, mortar, blocks and bricks. Cement grinding refers to the process of grinding cement clinker through grinding equipment to achieve a certain fineness requirement. The purpose of cement grinding is to increase the surface area of ​​cement, improve the activity of cement, enhance the bonding properties of cement, and thus improve the strength and durability of concrete.

[0003] However, most of the existing cement grinding devices are one-time grinding, and the grinding efficiency is low during use, which leads to incomplete grinding of cement. The final powder size is uneven, which seriously affects the final use effect of cement. In addition, larger particles of cement are prone to cause greater resistance to the device, and even jamming, which is easy to cause some damage to the equipment. Therefore, it is urgent to solve the above problems. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a grinding device for cement processing.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A grinding device for cement processing comprises a grinding cylinder, wherein a first grinding column and a second grinding column are sleeved on the inner arc surface of the grinding cylinder, the first grinding column is arranged on the top of the second grinding column, a first funnel groove is opened at the inner center of the first grinding column, a second funnel groove is opened at the inner center of the second grinding column, a first conical grinding column and a second conical grinding column are rotatably connected inside the first funnel groove and the second funnel groove respectively, a rotating mechanism for rotating the first conical grinding column and the second conical grinding column is arranged inside the grinding cylinder, and through the setting of the spring, the first conical grinding column and the second conical grinding column can be more closely fitted with the inside of the first funnel groove and the second funnel groove during use, thereby improving the effect of cement grinding and making the grinding more delicate.

[0007] Preferably, the rotating mechanism includes a first fixed shaft, which is fixedly connected to the top center of the first conical grinding column, the first fixed shaft is sleeved at the top center of the grinding cylinder, the first fixed shaft is fixedly connected to the first rotating shaft at the top center, two limiting columns are fixedly connected to the arc surface of the first rotating shaft, the top of the grinding cylinder is fixedly connected to a support frame, a motor is installed on the top of the support frame, a connecting shaft is rotatably connected to the bottom of the support frame, two limiting grooves are vertically opened on the surface of the connecting shaft, the connecting shaft is sleeved on the surface of the first rotating shaft, and the two limiting columns slide in the two limiting grooves respectively to drive the first conical grinding column to rotate.

[0008] Furthermore, a spring is provided at the top of the first conical grinding column, and the top of the spring is provided at the top of the grinding cylinder. A second fixed column is fixedly connected to the center of the bottom of the first conical grinding column, and the second fixed column is fixedly connected to the center of the top of the second conical grinding column, so as to drive the second conical grinding column to rotate.

[0009] Preferably, two grinding rollers are rotated at the top arc surface of the first grinding column, and the two grinding rollers are arranged at an angle. A second rotating shaft is sleeved inside the two grinding rollers, and the two second rotating shafts are fixedly connected to the top arc surface of the first conical grinding column at one end close to each other, so as to limit the first conical grinding column and the second conical grinding column from sliding up and down, thereby preventing the column from getting stuck during the grinding process.

[0010] Furthermore, a fixing ring is sleeved on the surface of the grinding cylinder, a plurality of supporting legs are fixedly connected to the bottom of the fixing ring, the bottom of the grinding cylinder is conical, a feed pipe is provided at the bottom of the grinding cylinder, a feed port is provided at the top of the grinding cylinder, and a control box is installed on the surface of the grinding cylinder to facilitate the use of the device.

[0011] The beneficial effects of the utility model are:

[0012] 1. When in use, the cement can be initially crushed by two grinding rollers, and then the crushed cement can be subjected to multi-stage grinding again by the setting of the first conical grinding column and the second conical grinding column, thereby improving the use effect of the device.

[0013] 2. When the first conical grinding column or the second conical grinding column is blocked by larger cement particles during use, the first conical grinding column and the second conical grinding column will be driven to slide upward, and the spring will be compressed at the same time, so as to prevent the first conical grinding column or the second conical grinding column from getting stuck, thereby improving the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a front view of the grinding device for cement processing proposed by the utility model;

[0015] Figure 2 This is a cross-sectional view of the internal structure of the grinding device for cement processing proposed by the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the grinding device for cement processing proposed by the utility model;

[0017] Figure 4 for Figure 3 Enlarged view of point A.

[0018] In the figure: 1. grinding cylinder; 11. control box; 12. support frame; 13. feed port; 14. discharge pipe; 2. fixed ring; 21. support leg; 3. first grinding column; 31. first funnel trough; 32. second grinding column; 33. second funnel trough; 4. first conical grinding column; 41. first fixed shaft; 42. spring; 43. second fixed column; 44. second conical grinding column; 45. first rotating shaft; 46. limit column; 5. grinding roller; 51. second rotating shaft; 6. motor; 61. connecting shaft; 62. limit groove. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 4 A grinding device for cement processing includes a grinding cylinder 1, a first grinding column 3 and a second grinding column 32 are sleeved on the inner arc surface of the grinding cylinder 1, the first grinding column 3 is arranged on the top of the second grinding column 32, a first funnel groove 31 is opened at the center of the first grinding column 3, and a second funnel groove 33 is opened at the center of the second grinding column 32, the first funnel groove 31 and the second funnel groove 33 are respectively rotatably connected with a first conical grinding column 4 and a second conical grinding column 44, and a rotating mechanism for rotating the first conical grinding column 4 and the second conical grinding column 44 is provided inside the grinding cylinder 1, and the setting of the spring 42 can facilitate the first conical grinding column 4 and the second conical grinding column 44 to fit more closely with the first funnel groove 31 and the second funnel groove 33 during use, thereby improving the effect of cement grinding and making the grinding more delicate.

[0021] Reference Figure 2-Figure 4In a preferred embodiment, the rotating mechanism includes a first fixed shaft 41, which is fixedly connected to the top center of the first conical grinding column 4, and the first fixed shaft 41 is sleeved on the top center of the grinding cylinder 1. The top center of the first fixed shaft 41 is fixedly connected with a first rotating shaft 45, and two limiting columns 46 are fixedly connected to the arc surface of the first rotating shaft 45. The top of the grinding cylinder 1 is fixedly connected with a support frame 12, and a motor 6 is installed on the top of the support frame 12. The bottom of the support frame 12 is rotatably connected with a connecting shaft 61, and two limiting grooves 62 are vertically opened on the surface of the connecting shaft 61. The connecting shaft 61 is sleeved on the surface of the first rotating shaft 45, and the two limiting columns 46 slide in the two limiting grooves 62 respectively, so as to drive the first conical grinding column 4 to rotate.

[0022] Reference Figure 1 and Figure 3 In a preferred embodiment, a spring 42 is provided at the top of the first conical grinding column 4, and the top of the spring 42 is provided at the top of the grinding cylinder 1. A second fixed column 43 is fixedly connected to the center of the bottom of the first conical grinding column 4, and the second fixed column 43 is fixedly connected to the center of the top of the second conical grinding column 44, so as to drive the second conical grinding column 44 to rotate.

[0023] Reference Figure 1 and Figure 3 In a preferred embodiment, two grinding rollers 5 are rotated at the top arc surface of the first grinding column 3, and the two grinding rollers 5 are arranged at an angle. A second rotating shaft 51 is sleeved inside the two grinding rollers 5. The two second rotating shafts 51 are close to each other at one end and are fixedly connected to the top arc surface of the first conical grinding column 4, so as to limit the first conical grinding column 4 and the second conical grinding column 44 from sliding up and down, thereby preventing the columns from getting stuck during the grinding process.

[0024] Reference Figure 1 and Figure 2 In a preferred embodiment, a fixing ring 2 is sleeved on the surface of the grinding cylinder 1, a plurality of supporting legs 21 are fixedly connected to the bottom of the fixing ring 2, the bottom of the grinding cylinder 1 is conical, a feed pipe 14 is provided at the bottom of the grinding cylinder 1, a feed port 13 is provided at the top of the grinding cylinder 1, and a control box 11 is installed on the surface of the grinding cylinder 1 to facilitate the use of the device.

[0025] From the above description, it can be seen that the above-mentioned embodiment of the utility model achieves the following technical effects: in actual use, through the setting of the spring 42, the first conical grinding column 4 and the second conical grinding column 44 can be more closely fitted with the inside of the first funnel groove 31 and the second funnel groove 33, thereby improving the effect of cement grinding and making the grinding more delicate. When in use, the cement block to be ground is first put in through the feed port 13, and then the driving motor 6 drives the connecting shaft 61 to rotate. Under the restriction of the two limit columns 46, the first rotating shaft 45 and the first fixed shaft 41 will be driven to rotate at the same time, which can drive the first conical grinding column 4 to rotate, and under the connection of the second fixed column 43 , will cause the first conical grinding column 4 and the second conical grinding column 44 to rotate at the same time, and the cement block can be ground at this time, and the two grinding rollers 5 will also be driven to rotate, so that the two grinding rollers 5 will preliminarily press and crush the cement, and then the first conical grinding column 4 and the second conical grinding column 44 will perform multi-stage grinding, thereby improving the grinding effect. At the same time, when the first conical grinding column 4 or the second conical grinding column 44 is blocked by larger cement particles, it will drive the first conical grinding column 4 and the second conical grinding column 44 to slide upward, and at the same time drive the spring 42 to be compressed, which can prevent the first conical grinding column 4 or the second conical grinding column 44 from getting stuck, thereby improving the use effect of the device.

[0026] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0027] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0028] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0029] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A grinding device for cement processing, comprising a grinding cylinder (1), characterized in that: A first grinding column (3) and a second grinding column (32) are sleeved on the inner arc surface of the grinding cylinder (1); the first grinding column (3) is arranged on the top of the second grinding column (32); a first funnel groove (31) is opened at the center of the first grinding column (3); a second funnel groove (33) is opened at the center of the second grinding column (32); a first conical grinding column (4) and a second conical grinding column (44) are rotatably connected inside the first funnel groove (31) and inside the second funnel groove (33), respectively; and a rotating mechanism for rotating the first conical grinding column (4) and the second conical grinding column (44) is provided inside the grinding cylinder (1).

2. The grinding device for cement processing according to claim 1, characterized in that: The rotating mechanism comprises a first fixed shaft (41), the first fixed shaft (41) being fixedly connected to the top center of the first conical grinding column (4), the first fixed shaft (41) being sleeved on the top center of the grinding cylinder (1), the first rotating shaft (45) being fixedly connected to the top center of the first fixed shaft (41), and two limiting columns (46) being fixedly connected to the arc surface of the first rotating shaft (45).

3. The grinding device for cement processing according to claim 2, characterized in that: The top of the grinding cylinder (1) is fixedly connected to a support frame (12), the top of the support frame (12) is equipped with a motor (6), the bottom of the support frame (12) is rotatably connected to a connecting shaft (61), the surface of the connecting shaft (61) is vertically provided with two limiting grooves (62), the connecting shaft (61) is sleeved on the surface of the first rotating shaft (45), and the two limiting columns (46) slide inside the two limiting grooves (62) respectively.

4. The grinding device for cement processing according to claim 3, characterized in that: A spring (42) is arranged at the top of the first conical grinding column (4), and the top of the spring (42) is arranged at the top of the grinding cylinder (1). A second fixed column (43) is fixedly connected to the center of the bottom of the first conical grinding column (4), and the second fixed column (43) is fixedly connected to the center of the top of the second conical grinding column (44).

5. The grinding device for cement processing according to claim 1, characterized in that: Two grinding rollers (5) are rotated at the top arc surface of the first grinding column (3), and the two grinding rollers (5) are arranged at an angle. A second rotating shaft (51) is sleeved inside the two grinding rollers (5), and the two second rotating shafts (51) are fixedly connected to the top arc surface of the first conical grinding column (4) at one end close to each other.

6. The grinding device for cement processing according to claim 1, characterized in that: A fixing ring (2) is sleeved on the surface of the grinding cylinder (1); a plurality of supporting legs (21) are fixedly connected to the bottom of the fixing ring (2); the bottom of the grinding cylinder (1) is arranged in a conical shape; a feed pipe (14) is arranged at the bottom of the grinding cylinder (1); a feed port (13) is arranged at the top of the grinding cylinder (1); and a control box (11) is installed on the surface of the grinding cylinder (1).

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