Purging device for working roll balance block cylinder head

Abstract

The utility model discloses a cylinder head blowing device for a balance block of a working roll, which comprises a rack, a bearing seat arranged in the rack, a mounting rack fixedly connected to the inner wall of the rack, a cleaning fan fixedly connected to one side of the mounting rack, a working roll mounted in the bearing seat, a hydraulic cylinder body arranged in the rack, and an air blower fixedly connected to the other side of the mounting rack, one end of the hydraulic cylinder body is connected with a hydraulic piston; a purging assembly is arranged on the outer wall of the hydraulic piston; the purging assembly comprises a lantern ring arranged on the outer wall of the hydraulic piston in a sleeving mode, a cleaning fan is arranged on one side of the lantern ring, a flow dividing pipe is arranged on the inner wall of the lantern ring and is of an annular structure, nozzles are connected to the inner wall of the flow dividing pipe, the flow dividing pipe is connected with an air outlet of the cleaning fan, a gear ring is rotationally connected to the bottom of the flow dividing pipe, and a cleaning brush is obliquely fixed to the bottom of the gear ring. According to the device, dust on the surface of the hydraulic piston can be cleaned in time, so that the dust is prevented from entering the hydraulic cylinder body to influence normal operation of the hydraulic cylinder body and the hydraulic piston.

Description

Technical Field

[0001] The utility model relates to the technical field of rolling mills, in particular to a blowing device for a cylinder head of a working roll balancing block. Background Art

[0002] A rolling mill is a device that realizes the metal rolling process. It generally refers to the equipment that completes the entire process of rolled material production. According to the number of rollers, the rolling mill can be divided into two-roller, four-roller, six-roller, eight-roller, twelve-roller, eighteen-roller, etc.; according to the arrangement of the rollers, it can be divided into "L" type, "T" type, "F" type, "Z" type and "S" type.

[0003] In order to ensure the balance of the working rolls of the rolling mill, a balancing cylinder is usually provided to connect the bearing seat of the working roll to facilitate the adjustment of the balance of the working roll. However, the piston surface of the balancing cylinder is prone to absorb dust during use. If it is not cleaned in time, the dust on the piston surface is easy to enter the cylinder of the balancing cylinder, affecting the normal operation of the hydraulic system. Improvements are needed. Utility Model Content

[0004] The utility model aims to provide a purging device for the cylinder head of a working roll balancing block, so as to solve the problem that the surface of the balancing cylinder piston is prone to absorb dust and affect the normal operation of the hydraulic system as mentioned in the background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a purging device for a cylinder head of a working roll balancing block, comprising a frame, a bearing seat is arranged inside the frame, a working roll is installed inside the bearing seat, a hydraulic cylinder body is arranged inside the frame, a hydraulic piston is connected to one end of the hydraulic cylinder body, and a purging assembly is arranged on the outer wall of the hydraulic piston;

[0006] The purge assembly includes a ring sleeved on the outer wall of the hydraulic piston, a cleaning fan is arranged on one side of the ring, a diverter pipe is arranged on the inner wall of the ring, the diverter pipe is connected to the air outlet of the cleaning fan, a gear ring is rotatably connected to the bottom of the diverter pipe, and a cleaning brush is obliquely fixed to the bottom of the gear ring.

[0007] Preferably, a mounting frame is fixedly connected to the inner wall of the frame, and a cleaning fan is fixedly connected to one side of the mounting frame.

[0008] Preferably, the diverter pipe is an annular structure, and a nozzle is connected to the inner wall of the diverter pipe.

[0009] Preferably, a fixing plate and a supporting plate are fixedly connected to the inner wall of the collar, and a motor is fixedly connected to the top of the fixing plate.

[0010] Preferably, a gear is rotatably connected to the bottom of the fixed plate, the shaft of the gear is connected to the shaft of the motor, the gear is meshingly connected to the gear ring, and a support plate is provided at the bottom of the gear ring.

[0011] Preferably, a slide groove is provided on the inner wall of the frame, and sliding blocks are fixedly connected to both ends of the bearing seat, and the sliding blocks are inserted in the slide groove, so that the bearing seat and the frame are slidably connected.

[0012] Preferably, the cleaning brushes are distributed in a circular shape with equal spacing about the bottom of the gear ring, and one end of the cleaning brush is connected to the connection between the hydraulic cylinder body and the hydraulic piston.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The device can clean the dust on the surface of the hydraulic piston in time, thereby preventing the dust from entering the hydraulic cylinder body and affecting the normal operation of the hydraulic cylinder body and the hydraulic piston.

[0015] (2) The device is provided with a sleeve ring on the outer wall of the hydraulic piston, a diverter pipe is provided on the inner wall of the sleeve ring, the diverter pipe is connected to the cleaning fan, and an automatically rotating cleaning brush is provided on the outer wall of the hydraulic piston. The dust on the surface of the hydraulic piston can be quickly cleaned by the high-speed cleaning of the cleaning brush and the blowing of the airflow of the cleaning fan, thereby ensuring the normal use of the hydraulic piston and the hydraulic cylinder body.

[0016] (3) The device is provided with an annular diverter pipe and a cleaning brush on the outer wall of the hydraulic piston, so that the hydraulic piston can be cleaned more closely to the shape of the hydraulic piston, thereby improving the purging efficiency of the hydraulic piston. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a purging device for a cylinder head of a working roll balancing block of the utility model;

[0018] Figure 2 The utility model is a kind of purging device for the cylinder head of the working roll balance block Figure 1 Enlarged view of point A in the middle;

[0019] Figure 3 This is a cross-sectional view of a sleeve ring for a cylinder head blowing device for a working roll balancing block of the utility model;

[0020] Figure 4 The utility model is a kind of purging device for the cylinder head of the working roll balance block Figure 3 Enlarged view of point B in the middle;

[0021] Figure 5 The utility model is a top view of a gear ring used for a cylinder head blowing device of a working roll balancing block.

[0022] In the figure: 1, frame; 2, bearing seat; 3, slider; 4, working roller; 5, hydraulic cylinder; 6, hydraulic piston; 7, purge assembly; 71, mounting frame; 72, cleaning fan; 73, collar; 74, nozzle; 75, diverter pipe; 76, gear ring; 77, cleaning brush; 78, motor; 79, fixing plate; 710, gear; 711, support plate. 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a technical solution: a purging device for the cylinder head of a working roll balancing block, comprising a frame 1, a bearing seat 2 is arranged inside the frame 1, a mounting frame 71 is fixedly connected to the inner wall of the frame 1, and a cleaning fan 72 is fixedly connected to one side of the mounting frame 71; this structure can generate a high-speed airflow through the cleaning fan 72 to ensure the cleaning effect; a slide groove is provided on the inner wall of the frame 1, and sliders 3 are fixedly connected to both ends of the bearing seat 2, and the sliders 3 are inserted in the slide groove, and the bearing seat 2 and the frame 1 form a sliding connection; this structure can ensure the stability of the bearing seat 2 during movement by arranging the sliders 3; a working roll 4 is installed inside the bearing seat 2, a hydraulic cylinder body 5 is arranged inside the frame 1, one end of the hydraulic cylinder body 5 is connected to a hydraulic piston 6, and a purging component 7 is arranged on the outer wall of the hydraulic piston 6;

[0025] The purge assembly 7 includes a collar 73 sleeved on the outer wall of the hydraulic piston 6, the inner wall of the collar 73 is fixedly connected with a fixing plate 79 and a supporting plate 711, and the top of the fixing plate 79 is fixedly connected with a motor 78; the bottom of the fixing plate 79 is rotatably connected with a gear 710, the shaft of the gear 710 is connected with the shaft of the motor 78, the gear 710 is meshed with the gear ring 76, and a supporting plate 711 is provided at the bottom of the gear ring 76; this structure can drive the gear 710 to rotate through the motor 78, and the rotation of the gear 710 can drive the gear ring 76 to rotate, so that the gear ring 76 can drive the supporting plate 711 to perform cleaning work; a cleaning fan 72 is provided on one side of the collar 73, and a shunt pipe 75 is provided on the inner wall of the collar 73, and the shunt pipe 75 is The annular structure has a nozzle 74 connected to the inner wall of the shunt pipe 75; this structure can perform annular cleaning on the surface of the hydraulic piston 6 through the shunt pipe 75 and the nozzle 74; the shunt pipe 75 is connected to the air outlet of the cleaning fan 72, and the bottom of the shunt pipe 75 is rotatably connected to a gear ring 76, and a cleaning brush 77 is obliquely fixed to the bottom of the gear ring 76; the cleaning brushes 77 are distributed in a circular ring shape with equal spacing about the bottom of the gear ring 76, and one end of the cleaning brush 77 is connected to the connection between the hydraulic cylinder body 5 and the hydraulic piston 6; this structure can use the cleaning brush 77 to clean the dust at the connection between the hydraulic cylinder body 5 and the hydraulic piston 6 through the high-speed rotation of the cleaning brush 77, so that the dust is scattered outward and discharged from the gap between the collar 73 and the hydraulic cylinder body 5.

[0026] Working principle: When using the cylinder head blowing device for the working roll balancing block, first start the cleaning fan 72, so that the nozzle 74 of the shunt pipe 75 connected to the cleaning fan 72 sprays a high-speed airflow, and the high-speed airflow is sprayed on the surface of the hydraulic piston 6 to clean the hydraulic piston 6. During the cleaning process, the motor 78 drives the gear 710 to rotate, and the gear 710 drives the gear ring 76 to rotate during the rotation. The gear ring 76 drives the cleaning brush 77 to rotate at a high speed during the rotation, so as to clean the dust at the connection between the hydraulic cylinder body 5 and the hydraulic piston 6, so that the dust is scattered outward, and the dust is discharged from the gap between the ring 73 and the hydraulic cylinder body 5, so as to ensure the cleaning of the hydraulic piston 6 and prevent the dust on the surface of the hydraulic piston 6 from entering the inside of the hydraulic cylinder body 5 and affecting the normal operation of the hydraulic cylinder body 5 and the hydraulic piston 6. When adjusting the working roll 4, the slider 3 of the outer wall of the bearing seat 2 slides on the inner wall of the frame 1 during the process of the hydraulic piston 6 pushing the bearing seat 2 to move, so that the movement of the bearing seat 2 is more stable.

[0027] 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 purging device for a cylinder head of a working roll balancing block, comprising a frame (1), a bearing seat (2) being arranged inside the frame (1), and a working roll (4) being installed inside the bearing seat (2), characterized in that: A hydraulic cylinder body (5) is arranged inside the frame (1), one end of the hydraulic cylinder body (5) is connected to a hydraulic piston (6), and a purge assembly (7) is arranged on the outer wall of the hydraulic piston (6); The purge assembly (7) comprises a sleeve (73) sleeved on the outer wall of the hydraulic piston (6); a cleaning fan (72) is arranged on one side of the sleeve (73); a shunt pipe (75) is arranged on the inner wall of the sleeve (73); the shunt pipe (75) is connected to the air outlet of the cleaning fan (72); a gear ring (76) is rotatably connected to the bottom of the shunt pipe (75); and a cleaning brush (77) is obliquely fixed to the bottom of the gear ring (76).

2. The purging device for the cylinder head of the working roll balancing block according to claim 1 is characterized in that: A mounting frame (71) is fixedly connected to the inner wall of the frame (1), and a cleaning fan (72) is fixedly connected to one side of the mounting frame (71).

3. The purging device for the cylinder head of the working roll balancing block according to claim 1 is characterized in that: The diverter pipe (75) is an annular structure, and the inner wall of the diverter pipe (75) is connected to a nozzle (74).

4. The purging device for the cylinder head of the working roll balancing block according to claim 1 is characterized in that: The inner wall of the collar (73) is fixedly connected to a fixing plate (79) and a supporting plate (711), and the top of the fixing plate (79) is fixedly connected to a motor (78).

5. The purging device for the cylinder head of the working roll balancing block according to claim 4 is characterized in that: The bottom of the fixed plate (79) is rotatably connected with a gear (710), the shaft of the gear (710) is connected with the shaft of the motor (78), the gear (710) is meshedly connected with the gear ring (76), and a support plate (711) is provided at the bottom of the gear ring (76).

6. The device for blowing the cylinder head of the working roll balancing block according to claim 1 is characterized in that: The inner wall of the frame (1) is provided with a sliding groove, and both ends of the bearing seat (2) are fixedly connected with a sliding block (3), and the sliding block (3) is inserted into the sliding groove, so that the bearing seat (2) and the frame (1) form a sliding connection.

7. The purging device for the cylinder head of the working roll balancing block according to claim 1 is characterized in that: The cleaning brushes (77) are distributed in a circular ring shape with equal spacing about the bottom of the gear ring (76), and one end of the cleaning brush (77) is connected to the connection between the hydraulic cylinder body (5) and the hydraulic piston (6).

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