Vertical mill for removing iron by using magnet
By setting up grinding components and collection components on the adsorption chamber of the vertical mill, and using magnets and tremors to remove iron filings in the material, the problem of difficulty in removing iron substances in large pieces of materials in the prior art is solved, and more efficient material grinding and device protection is achieved.
Patent Information
- Application Number
- CN202421046005.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-05-14
AI Technical Summary
It is difficult for existing vertical mills to detect and remove iron substances inside large pieces of materials before being put into the grinding, resulting in repeated grinding and accumulation of iron substances in the grinder, causing great wear of the grinder and grinding rollers, affecting service life.
A vertical mill using magnets to remove iron is designed. By setting grinding components and collection components on the adsorption chamber, the iron filings are separated from the material by using electromagnets and tremors, and the contact surface and adsorption effect of the iron filings are improved through multiple grinding and vibrations.
Effectively remove iron filings from materials, reduce wear of grinders and grinding rollers, extend service life, and improve the grinding quality of materials.
Smart Images
Figure CN222658798U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a vertical mill which utilizes a magnet to remove iron, and belongs to the technical field of vertical mill magnet iron removal. Background Art
[0002] Vertical mill, also known as vertical mill, is a kind of mill used for grinding cement raw materials, cement clinker, slag and coal cinder. It has the characteristics of simple structure, low manufacturing and use cost. It includes a machine body, a grinding disc device and a transmission device. A centering structure for determining the rotation center is arranged between the machine body and the grinding disc device. A rotating guide rail is fixedly arranged at the bottom of the grinding disc device. The grinding disc device can be rotatably supported on the machine body through the rotating guide rail. The grinding disc device is connected to the transmission device for transmission, and the grinding efficiency is high.
[0003] In the prior art, for example, Chinese patent number: CN 215541376 U9, “A novel vertical mill in-grinding iron removal device”, comprises a vertical mill body, an inner bottom wall of the vertical mill body is provided with a grinding disc, an inner wall of the vertical mill body is fixedly connected with a collecting box, a side surface of the collecting box is fixedly connected with a discharge pipe, one end surface of the discharge pipe penetrates and extends to the outer surface of the vertical mill body, an inner wall of the vertical mill body is fixedly connected with a mounting block, an upper surface of the mounting block is provided with a mounting hole, an inner wall of the mounting hole is fixedly sleeved with a U-shaped tube through a bearing, and one end surface of the U-shaped tube penetrates and extends to the interior of the mounting block. The beneficial effect is that an iron removal device is provided on the outer surface of one end of the U-shaped tube, and the iron removal device includes a first gear plate, and the inner wall of the first gear plate is fixedly sleeved with the outer surface of one end of the U-shaped tube, so as to remove iron from the crushed material after entering the mill, improve the service life of the grinder and the grinding roller, and prevent damage. It solves the problem that the existing vertical roller mill removes the iron substances inside the material before entering the mill to prevent these iron substances from being repeatedly ground in the grinder and destroying the wear-resistant layer of the grinder, but the iron substances inside some large pieces of material are difficult to be detected and separated before entering the mill, and the iron substances inside need to be released after being crushed, resulting in the iron substances being repeatedly ground and accumulated by the grinding roller, which is easy to cause great wear to the grinder and the grinding roller, affecting the service life or even damaging them.
[0004] However, in the prior art, the general vertical mill can only remove the iron filings on the surface by magnets, and some small-size iron filings will remain. In order to avoid secondary wear of the grinding roller and to protect the inner wall of the device, a vertical mill using magnets to remove iron is designed. Utility Model Content
[0005] The purpose of the utility model is to design a vertical mill which utilizes magnets to remove iron in view of the above-mentioned problems existing in the prior art, to overcome the deficiencies of the prior art.
[0006] In order to achieve the above purpose, the technical solution of the utility model is:
[0007] A vertical mill for removing iron by magnets, comprising a vertical mill main body, the top of which is detachably connected with an adsorption bin and a first grinding component, the vertical mill main body is connected with the adsorption bin and the first grinding component through a first discharge port and a second discharge port, respectively, a movable slot is provided on one side of the adsorption bin, a collecting component for convenient iron removal is inserted into the movable slot, the collecting component is located above the first discharge port, and two second grinding components for convenient grinding are arranged in the vertical mill main body;
[0008] The collecting assembly includes a collecting box, which is plugged into the inner wall of the movable slot. A sieve plate is arranged inside the collecting box, and a first vibrator and a plurality of electromagnets are respectively arranged on the sieve plate. A handle is fixedly connected to the outer side of the collecting box.
[0009] Preferably, a cross mounting frame is provided on the inner wall of the first feed opening, a third servo motor is installed at the bottom of the cross mounting frame, and a rotating shaft four is fixedly connected to the output end of the third servo motor.
[0010] Preferably, the bottom of the rotating shaft four is rotatably connected to a mounting seat, the mounting seat is fixed to the inner wall of the bottom of the vertical mill body, two second vibrators are installed on the inner wall of the bottom of the vertical mill body, the outer ring of the rotating shaft four is respectively rotatably sleeved with a sleeve seat and fixedly sleeved with a conical disc, the mounting seat and the second vibrator are both located at the bottom of the conical disc, and the inner bottom wall of the vertical mill body is provided with an arc groove.
[0011] Preferably, the grinding component 1 includes a first servo motor and a crushing bin, the crushing bin is located above the adsorption bin, the first servo motor is installed above the adsorption bin through a fixed plate 1, the bottom of the fixed plate 1 is fixed to the top of the adsorption bin, and the output end of the first servo motor is fixedly connected to a rotating shaft 1.
[0012] Preferably, the rotating shaft 1 penetrates the inner wall of the crushing bin and is rotatably connected to the inner wall of the crushing bin. A crushing blade is fixedly provided on the outer ring of the rotating shaft 1, and a feeding port is fixedly provided on the top of the crushing bin.
[0013] Preferably, the second grinding component includes a second servo motor, which is installed on the outer wall of the vertical mill body through a second fixing plate, the second fixing plate is fixedly connected to one side of the vertical mill body, and the output end of the second servo motor is fixedly connected to a second rotating shaft.
[0014] Preferably, the output end of the second rotating shaft passes through the inner wall of the vertical mill body and is fixedly connected to a grinding roller. The side of the grinding roller away from the second rotating shaft is fixedly connected to the third rotating shaft. The ends of the two third rotating shafts away from the grinding rollers rotate on both sides of the sleeve seat respectively. The grinding rollers are matched with the arc grooves, and a discharge port is provided at the bottom of the vertical mill body.
[0015] Beneficial effects achieved by the utility model:
[0016] 1. By setting a grinding component 1 on the adsorption bin, the grinding effect of the device can be improved. The material that has been ground for the first time falls onto the surface of the screen plate through the second discharge port. After the first vibrator vibrates the screen plate, the smaller material falls into the interior of the vertical mill through the screen plate, and the larger iron filings remain on the surface of the screen plate. Through vibration, multiple electromagnets can contact the material and adsorb the existing iron filings. By pulling the handle, the collection box can be separated from the adsorption bin, and the iron filings can be removed from the electromagnet. Then the large pieces of material can be repeatedly ground, saving resources and improving the contact surface and adsorption effect of the iron filings.
[0017] 2. By setting up the second grinding component, the second servo motor drives the second shaft to rotate, and the second shaft drives the grinding roller and the third shaft to rotate. The two shafts three rotate on both sides of the sleeve seat respectively, so that the material can be ground again after passing through the two grinding rollers, thereby improving the quality of material grinding. Through the second vibrator set at the bottom of the conical disc, the material can be better shaken into the arc groove to achieve better grinding. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 A three-dimensional structural schematic diagram of an embodiment of the utility model is given;
[0019] Figure 2 for Figure 1 The schematic diagram of the cross-section structure of the vertical mill body and the adsorption chamber is shown;
[0020] Figure 3 for Figure 1 The grinding assembly shown is a three-dimensional structural schematic diagram;
[0021] Figure 4 for Figure 1 Schematic diagram of the three-dimensional structure of the collection component shown.
[0022] Figure numerals: 1. vertical mill body; 01. first feed opening; 02. second feed opening; 2. adsorption chamber; 3. grinding component one; 31. first servo motor; 32. crushing chamber; 33. rotating shaft one; 34. crushing blade; 35. feeding port; 4. moving slot; 5. collecting component; 51. collecting box; 52. handle; 53. sieve plate; 54. first vibrator; 55. electromagnet; 6. grinding component two; 61. second servo motor; 62. rotating shaft two; 63. grinding roller; 64. rotating shaft three; 7. cross mounting bracket; 8. third servo motor; 9. rotating shaft four; 10. mounting seat; 11. second vibrator; 12. sleeve seat; 13. conical disc; 14. fixing plate one; 15. fixing plate two. DETAILED DESCRIPTION
[0023] The utility model is further described below in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the utility model, and cannot be used to limit the protection scope of the utility model.
[0024] Example 1
[0025] like Figure 1-4 As shown, the utility model proposes a vertical mill for removing iron by using magnets, including a vertical mill body 1, the top of which is detachably connected with an adsorption bin 2 and a grinding component 3 in sequence, the vertical mill body 1 is communicated with the adsorption bin 2 and the grinding component 3 through a first discharge port 01 and a second discharge port 02 respectively, a movable slot 4 is provided on one side of the adsorption bin 2, a collecting component 5 for convenient iron removal is inserted in the movable slot 4, the collecting component 5 is located above the first discharge port 01, and two grinding components 6 for convenient grinding are arranged in the vertical mill body 1; the collecting component 5 includes a collecting box 51, the collecting box 51 is inserted into the inner wall of the movable slot 4, a sieve plate 53 is arranged inside the collecting box 51, a first vibrator 54 and a plurality of electromagnets 55 are respectively arranged on the sieve plate 53, and a handle 52 is fixedly connected to the outside of the collecting box 51.
[0026] In this embodiment, the top of the vertical mill body 1 is detachably connected with an adsorption bin 2 and a grinding component 3 in sequence. The vertical mill body 1 is connected to the adsorption bin 2 and the grinding component 3 through a first discharge port 01 and a second discharge port 02 respectively. The sieve plate 53 is directly above the first discharge port 01, and the material that has been ground for the first time falls onto the surface of the sieve plate 53 through the second discharge port 02. The sieve plate 53 is vibrated by the first vibrator 54, and smaller materials pass through the sieve plate 53 and fall into the vertical mill body 1. Larger materials and iron filings remain on the surface of the sieve plate 53. Vibration can make multiple electromagnets 55 contact the materials and adsorb the existing iron filings. The handle 52 can be pulled to separate the collecting box 51 from the adsorption bin 2, and the iron filings can be removed from the electromagnet 55. The large pieces of material can be repeatedly ground to save resources, and the contact surface and adsorption effect of the iron filings can be increased by the first vibrator 54.
[0027] Example 2
[0028] like Figure 1-4As shown, the utility model proposes a vertical mill for removing iron by magnets. Compared with Example 1, this embodiment also includes a first feeding port 01 inner wall provided with a cross mounting frame 7, a third servo motor 8 is installed at the bottom of the cross mounting frame 7, the output end of the third servo motor 8 is fixedly connected with a rotating shaft 9, the bottom of the rotating shaft 9 is rotatably connected with a mounting seat 10, the mounting seat 10 is fixed to the bottom inner wall of the vertical mill body 1, two second vibrators 11 are installed on the bottom inner wall of the vertical mill body 1, the outer ring of the rotating shaft 9 is respectively rotatably sleeved with a sleeve seat 12 and a fixed sleeve with a conical disc 13, the mounting seat 10 and the second vibrator 11 are both located at the bottom of the conical disc 13, the inner bottom wall of the vertical mill body 1 is provided with an arc groove, the grinding component 13 includes a first servo motor 31 and a crushing bin 32, the crushing bin 32 is located above the adsorption bin 2, the first servo motor 31 is installed above the adsorption bin 2 through a fixed plate 14, the bottom of the fixed plate 14 The first servo motor 31 is fixed to the top of the adsorption bin 2, the output end of the first servo motor 31 is fixedly connected to the rotating shaft 1 33, the rotating shaft 1 33 passes through the inner wall of the crushing bin 32 and is rotatably connected to the inner wall of the crushing bin 32, the outer ring of the rotating shaft 1 33 is fixedly provided with a crushing blade 34, and the top of the crushing bin 32 is fixedly provided with a feeding port 35, the grinding component 2 6 includes a second servo motor 61, the second servo motor 61 is installed on the outer side wall of the vertical mill body 1 through a fixing plate 2 15, the fixing plate 2 15 is fixedly connected to one side of the vertical mill body 1, the output end of the second servo motor 61 is fixedly connected to the rotating shaft 2 62, the output end of the rotating shaft 2 62 passes through the inner wall of the vertical mill body 1, and is fixedly connected to a grinding roller 63, the side of the grinding roller 63 away from the rotating shaft 2 62 is fixedly connected to the rotating shaft 3 64, the ends of the two rotating shafts 3 64 away from the grinding roller 63 respectively rotate on both sides of the sleeve seat 12, the grinding roller 63 is adapted to the arc groove, and a discharge port is provided at the bottom of the vertical mill body 1.
[0029] In this embodiment, a cross mounting frame 7 is provided on the inner wall of the first discharge port 01, and the cross mounting frame 7 is used to fix the third servo motor 8. The third servo motor 8 can drive the rotating shaft 4 9 to rotate, and the rotating shaft 4 9 rotates above the mounting seat 10. The rotating shaft 4 9 drives the conical disc 13 to rotate. The second vibrator 11 can vibrate the material falling on the conical disc 13 into the arc groove, and drive the rotating shaft 2 62 to rotate through the second servo motor 61. The rotating shaft 2 62 drives the grinding roller 63 and the rotating shaft 3 64 to rotate. The two rotating shafts 3 64 rotate on both sides of the sleeve seat 12 respectively, so that the material can be ground again after passing through the two grinding rollers 63, thereby improving the quality of material grinding. The device has a good grinding effect, and the iron filings are removed in advance, thereby protecting the inner wall of the device and the grinding roller 63 from damage. It is simple to use and has a good processing effect.
[0030] Working principle: When using the device, turn on the first servo motor 31, place the material to be ground from the feed port 35 into the crushing bin 32, and fall onto the sieve plate 53 after being stirred and ground by the crushing blade 34 inside the crushing bin 32. After the first vibrator 54 vibrates the sieve plate 53, smaller materials pass through the sieve plate 53 and fall into the vertical mill body 1, while larger and iron filings remain on the surface of the sieve plate 53. Vibration can make multiple electromagnets 55 contact the material and absorb the existing iron filings. The handle 52 can be pulled to separate the collection box 51 from the adsorption bin 2, and the iron filings can be removed from the electromagnet 55. The large pieces of material can be repeatedly ground to save resources, so that the material can pass through the first discharge port 01 and fall to the bottom of the vertical mill body 1. By turning on the third servo motor 8 and the second servo motor 61, the third servo motor 8 drives the rotating shaft 4 9 to rotate, and the rotating shaft 4 9 drives the conical disc 13 to rotate. Through the shape setting of the conical disc 13 and the second vibrator 11 at the bottom, the material falling on the conical disc 13 can be shaken into the arc groove, and finally the second servo motor 61 drives the rotating shaft 2 62 to rotate, and the rotating shaft 2 62 drives the grinding roller 63 and the rotating shaft 3 64 to rotate. The two rotating shafts 3 64 rotate on both sides of the sleeve seat 12 respectively, so that the material can be ground again after passing through the two grinding rollers 63, thereby improving the quality of material grinding. The device has a good grinding effect, and iron filings are removed in advance, thereby protecting the inner wall of the device and the grinding roller 63 from damage. It is simple to use and has a good processing effect.
[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.
Claims
1. A vertical mill for removing iron by magnet, comprising a vertical mill body (1), characterized in that: The top of the vertical mill body (1) is detachably connected with an adsorption bin (2) and a grinding component one (3), and the vertical mill body (1) is connected with the adsorption bin (2) and the grinding component one (3) through a first discharge port (01) and a second discharge port (02) respectively. A movable slot (4) is provided on one side of the adsorption bin (2), and a collecting component (5) for convenient iron removal is inserted into the movable slot (4). The collecting component (5) is located above the first discharge port (01). Two grinding components two (6) for convenient grinding are arranged in the vertical mill body (1); The collecting assembly (5) comprises a collecting box (51), the collecting box (51) is plugged into the inner wall of the movable slot (4), a sieve plate (53) is arranged inside the collecting box (51), a first vibrator (54) and a plurality of electromagnets (55) are respectively arranged on the sieve plate (53), and a handle (52) is fixedly connected to the outer side of the collecting box (51).
2. A vertical mill for removing iron using magnets according to claim 1, characterized in that: A cross mounting frame (7) is provided on the inner wall of the first material discharge port (01), a third servo motor (8) is installed at the bottom of the cross mounting frame (7), and a rotating shaft four (9) is fixedly connected to the output end of the third servo motor (8).
3. A vertical mill for removing iron by magnet according to claim 2, characterized in that: The bottom of the rotating shaft four (9) is rotatably connected to a mounting seat (10), and the mounting seat (10) is fixed to the inner wall of the bottom of the vertical mill body (1). Two second vibrators (11) are installed on the inner wall of the bottom of the vertical mill body (1). The outer ring of the rotating shaft four (9) is respectively rotatably sleeved with a sleeve seat (12) and fixedly sleeved with a conical disc (13). The mounting seat (10) and the second vibrator (11) are both located at the bottom of the conical disc (13), and the inner bottom wall of the vertical mill body (1) is provided with an arc groove.
4. A vertical mill for removing iron by magnet according to claim 1, characterized in that: The grinding assembly (3) comprises a first servo motor (31) and a crushing bin (32), wherein the crushing bin (32) is located above the adsorption bin (2), the first servo motor (31) is installed above the adsorption bin (2) via a fixing plate (14), the bottom of the fixing plate (14) is fixed to the top of the adsorption bin (2), and the output end of the first servo motor (31) is fixedly connected to a rotating shaft (33).
5. A vertical mill for removing iron by magnet according to claim 4, characterized in that: The rotating shaft 1 (33) penetrates the inner wall of the crushing bin (32) and is rotatably connected to the inner wall of the crushing bin (32). A crushing blade (34) is fixedly arranged on the outer ring of the rotating shaft 1 (33). A feeding port (35) is fixedly arranged on the top of the crushing bin (32).
6. A vertical mill for removing iron by magnet according to claim 1, characterized in that: The second grinding assembly (6) comprises a second servo motor (61), the second servo motor (61) being mounted on the outer wall of the vertical mill body (1) via a second fixing plate (15), the second fixing plate (15) being fixedly connected to one side of the vertical mill body (1), and the output end of the second servo motor (61) being fixedly connected to a second rotating shaft (62).
7. A vertical mill for removing iron by magnet according to claim 6, characterized in that: The output end of the second rotating shaft (62) passes through the inner wall of the vertical mill body (1) and is fixedly connected to a grinding roller (63). The grinding roller (63) is fixedly connected to a third rotating shaft (64) on the side away from the second rotating shaft (62). The ends of the two third rotating shafts (64) away from the grinding roller (63) rotate on both sides of the sleeve seat (12) respectively. The grinding roller (63) is matched with the arc groove. A discharge port is provided at the bottom of the vertical mill body (1).