Material pressing device of sintering machine

Abstract

The utility model relates to the technical field of steelmaking, in particular to a material pressing device of a sintering machine, which comprises a material pressing roller, and two ends of the material pressing roller are respectively and movably arranged in a first limiting device and a second limiting device. The first limiting device comprises a first sliding supporting plate, the first sliding supporting plate is arranged on the first supporting frame in a sliding mode, a first material pressing air cylinder is vertically and upwards arranged on the first sliding supporting plate, and a first T-shaped supporting plate is fixed to a piston rod of the first material pressing air cylinder; a first supporting shaft is rotationally arranged on the first T-shaped supporting plate, and a first butt joint block is arranged on the first supporting shaft. According to the material pressing device of the sintering machine, the height of the material pressing roller can be automatically adjusted, and therefore the requirements for material pressing and material flattening can be better met.

Description

Technical Field

[0001] The utility model relates to the technical field of steelmaking, in particular to a material pressing device for a sintering machine. Background Art

[0002] Before sintering, the sintering mixture is spread loosely on the sintering machine trolley. To ensure a certain air permeability, only scraping and dragging are performed on the material surface to meet the ignition of the ignition process and reduce the return of ore on the material surface. In order to meet the requirements of air permeability and good sintering in actual production, it is necessary to press and flatten the materials on the sintering machine trolley through a pressing device. The existing sintering machine pressing device cannot automatically adjust the height of the pressing roller, and there is also the problem of inconvenience in replacing the pressing roller. Utility Model Content

[0003] Purpose of the utility model: The utility model provides a sintering machine pressing device, which can automatically adjust the height of the pressing roller, so as to better meet the needs of pressing and flattening materials.

[0004] In order to achieve the above object, the technical solution of the utility model is as follows:

[0005] A sintering machine pressing device comprises a pressing roller, wherein two ends of the pressing roller are movably opened and positioned in a first limiting device and a second limiting device respectively;

[0006] The first limiting device includes a first sliding support plate, the first sliding support plate is slidably arranged on the first support frame, a first pressing cylinder is vertically arranged on the first sliding support, a first T-shaped support plate is fixed on the piston rod of the first pressing cylinder, a first supporting shaft is rotatably arranged on the first T-shaped support plate, and a first docking block is arranged on the first supporting shaft;

[0007] The second limiting device includes a second sliding support plate, which is slidably arranged on a second support frame, a second pressing cylinder is vertically arranged on the second sliding support, a second T-shaped support plate is fixed on the piston rod of the second pressing cylinder, a second support shaft is rotatably arranged on the second T-shaped support plate, a second docking block is arranged on the second support shaft, a rotating motor is connected to one end of the second support shaft, and the rotating motor is horizontally arranged on the right side of the second T-shaped support plate.

[0008] As an improvement: a plurality of air-permeable needles are provided on the nip roller.

[0009] As an improvement: a first docking groove matched with the first docking block and a second docking groove matched with the second docking block are respectively provided at both ends of the pressing roller.

[0010] As an improvement: a first sliding guide rail is laid on the first support frame, the first sliding support plate is slidably clamped on the first sliding guide rail, a first adjusting cylinder is horizontally arranged on the left side of the first support frame, and the piston rod of the first adjusting cylinder is fixedly connected to the first sliding support plate.

[0011] As an improvement: a second sliding guide rail is laid on the second support frame, the second sliding support plate is slidably clamped on the second sliding guide rail, a second adjusting cylinder is horizontally arranged on the right side of the second support frame, and the piston rod of the second adjusting cylinder is fixedly connected to the second sliding support plate.

[0012] As an improvement: a first pressure sensor is provided at the joint between the piston rod of the first pressing cylinder and the first T-shaped support plate, and a second pressure sensor is provided at the joint between the piston rod of the second pressing cylinder and the second T-shaped support plate.

[0013] In summary, the utility model has the following beneficial effects:

[0014] 1. The first pressing cylinder and the second pressing cylinder can respectively drive the first T-shaped support plate and the second T-shaped support plate to rise and fall, thereby realizing the height adjustment of the pressing roller;

[0015] 2. The first pressure sensor and the second pressure sensor can sense the current pressing and flattening pressure to prevent the equipment from being damaged by excessive pressure;

[0016] 3. The distance between the first T-shaped support plate and the second T-shaped support plate can be adjusted by the first adjusting cylinder and the second adjusting cylinder, thereby realizing the rapid replacement of the nip roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution in the present practical embodiment, the drawings required for use in the embodiment or the description of the prior art will be briefly introduced below.

[0018] Figure 1 It is a schematic diagram of the overall structure of a sintering machine pressing device;

[0019] Figure 2 is a schematic structural diagram of a first limiting device;

[0020] Figure 3 is a schematic structural diagram of a first limiting device;

[0021] Figure 4 It is a structural schematic diagram of the nip roller;

[0022] Among them: 1. Pressing roller; 2. First sliding support plate; 3. Second sliding support plate; 4. First support frame; 5. Second support frame; 6. First pressing cylinder; 7. Second pressing cylinder; 8. First T-shaped support plate; 9. Second T-shaped support plate; 10. First support shaft; 11. Second support shaft; 12. First docking block; 13. Second docking block; 14. Rotating motor; 15. Breathing needle; 16. First docking slot; 17. Second docking slot; 18. First sliding guide rail; 19. Second sliding guide rail; 20. First adjusting cylinder; 21. Second adjusting cylinder; 22. First pressure sensor; 23. Second pressure sensor. DETAILED DESCRIPTION

[0023] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0024] Please refer to Figure 1-Figure 4 A sintering machine pressing device comprises a pressing roller 1, and two ends of the pressing roller 1 are movably opened and positioned in a first limiting device and a second limiting device respectively;

[0025] The first limiting device includes a first sliding support plate 2, which is slidably arranged on a first support frame 4, a first pressing cylinder 6 is vertically arranged on the first sliding support, a first T-shaped support plate 8 is fixed on the piston rod of the first pressing cylinder 6, a first support shaft 10 is rotatably arranged on the first T-shaped support plate 8, and a first docking block 12 is arranged on the first support shaft 10;

[0026] The second limiting device includes a second sliding support plate 3, which is slidably arranged on the second support frame 5, and a second pressing cylinder 7 is vertically upwardly arranged on the second sliding support, and a second T-shaped support plate 9 is fixed on the piston rod of the second pressing cylinder 7, and a second support shaft 11 is rotatably arranged on the second T-shaped support plate 9, and a second docking block 13 is arranged on the second support shaft 11, and a rotating motor 14 is connected to one end of the second support shaft 11, and the rotating motor 14 is horizontally arranged on the right side surface of the second T-shaped support plate 9.

[0027] In this embodiment, the first pressing cylinder 6 and the second pressing cylinder 7 can respectively drive the first T-shaped support plate 8 and the second T-shaped support plate 9 to rise and fall, thereby realizing the height adjustment of the pressing roller 1;

[0028] A plurality of ventilation needles 15 are provided on the nip roller 1 .

[0029] A first docking groove 16 matched with the first docking block 12 and a second docking groove 17 matched with the second docking block 13 are respectively formed at both ends of the nip roller 1 .

[0030] A first sliding guide rail 18 is laid on the first support frame 4, and the first sliding support plate 2 is slidably mounted on the first sliding guide rail 18. A first adjusting cylinder 20 is horizontally arranged on the left side of the first support frame 4, and the piston rod of the first adjusting cylinder 20 is fixedly connected to the first sliding support plate 2. A second sliding guide rail 19 is laid on the second support frame 5, and the second sliding support plate 3 is slidably mounted on the second sliding guide rail 19. A second adjusting cylinder 21 is horizontally arranged on the right side of the second support frame 5, and the piston rod of the second adjusting cylinder 21 is fixedly connected to the second sliding support plate 3. The distance between the first T-shaped support plate 8 and the second T-shaped support plate 9 can be adjusted by the first adjusting cylinder 20 and the second adjusting cylinder 21, so as to realize the rapid replacement of the nip roller 1.

[0031] A first pressure sensor 22 is provided at the joint between the piston rod of the first pressing cylinder 6 and the first T-shaped support plate 8, and a second pressure sensor 23 is provided at the joint between the piston rod of the second pressing cylinder 7 and the second T-shaped support plate 9. The first pressure sensor 22 and the second pressure sensor 23 can sense the current pressing and flattening pressure to prevent the equipment from being damaged by excessive pressure.

[0032] Working principle: place the press roller 1 between the first support shaft 10 and the second support shaft 11, start the first regulating cylinder 20 and the second regulating cylinder 21, insert the first docking block 12 and the second docking block 13 into the first docking groove 16 and the second docking groove 17 respectively, and the limiting of the press roller 1 can be completed.

[0033] Then the sintering machine trolley is moved under the pressing roller 1, and the rotating motor 14 is started to drive the pressing roller 1 to rotate. At the same time, the first pressing cylinder 6 and the second pressing cylinder 7 drive the pressing roller 1 downward, and the pressing roller 1 is pressed down to the top of the material on the sintering machine trolley, so that the pressing and leveling operations of the material can be realized.

[0034] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the specific implementation methods of the utility model can still be modified or some technical features can be replaced by equivalents without departing from the spirit of the technical solution of the utility model, which should be included in the scope of the technical solution for protection of the utility model.

Claims

1. A sintering machine pressing device, characterized in that: It comprises a pressing roller, and the two ends of the pressing roller are movably opened and positioned in the first limiting device and the second limiting device respectively; The first limiting device includes a first sliding support plate, the first sliding support plate is slidably arranged on the first support frame, a first pressing cylinder is vertically arranged on the first sliding support, a first T-shaped support plate is fixed on the piston rod of the first pressing cylinder, a first supporting shaft is rotatably arranged on the first T-shaped support plate, and a first docking block is arranged on the first supporting shaft; The second limiting device includes a second sliding support plate, which is slidably arranged on a second support frame, a second pressing cylinder is vertically arranged on the second sliding support, a second T-shaped support plate is fixed on the piston rod of the second pressing cylinder, a second support shaft is rotatably arranged on the second T-shaped support plate, a second docking block is arranged on the second support shaft, a rotating motor is connected to one end of the second support shaft, and the rotating motor is horizontally arranged on the right side of the second T-shaped support plate.

2. The sintering machine pressing device according to claim 1, characterized in that: A plurality of air-permeable needles are arranged on the nip roller.

3. The sintering machine pressing device according to claim 1, characterized in that: A first butt joint groove matched with the first butt joint block and a second butt joint groove matched with the second butt joint block are respectively formed at two ends of the nip roller.

4. The sintering machine pressing device according to claim 1, characterized in that: A first sliding guide rail is laid on the first support frame, the first sliding support plate is slidably clamped on the first sliding guide rail, a first adjusting cylinder is horizontally arranged on the left side of the first support frame, and a piston rod of the first adjusting cylinder is fixedly connected to the first sliding support plate.

5. The sintering machine pressing device according to claim 1, characterized in that: A second sliding guide rail is laid on the second support frame, the second sliding support plate is slidably clamped on the second sliding guide rail, a second adjusting cylinder is horizontally arranged on the right side of the second support frame, and a piston rod of the second adjusting cylinder is fixedly connected to the second sliding support plate.

6. The sintering machine pressing device according to claim 1, characterized in that: A first pressure sensor is provided at the joint between the piston rod of the first pressing cylinder and the first T-shaped support plate, and a second pressure sensor is provided at the joint between the piston rod of the second pressing cylinder and the second T-shaped support plate.

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