Inlet and outlet guide device of section steel cold-rolling mill

Abstract

The utility model relates to the technical field of cold-rolling mills, in particular to an inlet and outlet guide device of a section steel cold-rolling mill, which provides auxiliary support for a steel plate which is not positioned in the cold-rolling mill through a support device so as to reduce the upwarp condition of the processed part of the steel plate, and collects fine scraps generated in the processing process through a dust collection device, so that the production efficiency is improved. The pollution to the operation environment is reduced, the upper portion of the steel plate is limited through the limiting device, then the tilting radian of the machined part of the steel plate is reduced, the output and input processes of the steel plate are limited through the guiding device, and the practicability of the device is improved; comprising a supporting device, a dust collecting device, a limiting device and a guiding device, the dust collecting device is installed on the supporting device, the limiting device is installed on the supporting device, and the guiding device is installed on the limiting device.

Description

Technical Field

[0001] The utility model relates to the technical field of cold rolling mills, in particular to an inlet and outlet guiding device for a section steel cold rolling mill. Background Technique

[0002] An inlet and outlet guiding device for a section steel cold rolling mill is an important part of the cold rolling mill system. It is mainly used to ensure the stability and accuracy of the section steel during the cold rolling process. The inlet and outlet guiding devices of the section steel cold rolling mill usually include an inlet guiding device and an outlet guiding device, which are respectively located at the feeding end and the discharging end of the cold rolling mill. The main function of these devices is to guide the section steel to enter and leave the rolling mill smoothly, and prevent the section steel from shifting, winding or being damaged during the rolling process.

[0003] The prior art Chinese utility model patent with the application number CN202022917206.4 relates to a new type of inlet and outlet guiding device for a cold rolling mill, including a guiding device, a driving motor, a pulley, a belt, a support frame, a pulley, a sliding rod, a connecting seat, a handrail and a bolt, etc., which can be adjusted appropriately according to the working area of the workshop, and reduce the situation of manual handling.

[0004] However, in actual use of the above device, during the output and input processes of the steel plate, the part of the plate outside the equipment has no effective support and is affected by its own gravity, which will cause the part inside the equipment to tilt upward, and then cause the plate to shift and twist during the processing, affecting the processing effect of the equipment. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides an inlet and outlet guiding device for a section steel cold rolling mill, which provides auxiliary support for the steel plate not inside the cold rolling mill through a support device, thereby reducing the tilting of the processed part of the steel plate, collecting the fine debris generated during the processing through a dust collecting device, reducing the pollution of the operating environment, limiting the upper part of the steel plate through a limiting device, thereby reducing the tilting arc of the processed part of the steel plate, and limiting the output and input processes of the steel plate through a guiding device, improving the practicability of the device.

[0006] An inlet and outlet guiding device for a section steel cold rolling mill of the utility model; includes a support device, a dust collecting device, a limiting device and a guiding device. The dust collecting device is installed on the support device, the limiting device is installed on the support device, and the guiding device is installed on the limiting device; the support device provides auxiliary support for the steel plate not inside the cold rolling mill, thereby reducing the tilting of the processed part of the steel plate, the dust collecting device collects the fine debris generated during the processing, reducing the pollution of the operating environment, the limiting device limits the upper part of the steel plate, thereby reducing the tilting arc of the processed part of the steel plate, and the guiding device limits the output and input processes of the steel plate, improving the practicability of the device.

[0007] Preferably, the supporting device includes a frame, a reducer, a motor, a rotating shaft, a supporting arm and a supporting roller. A reducer is installed on the front of the right end face of the frame, and the motor is installed on the reducer. A rotating shaft is horizontally installed in the middle of the front end face of the frame, and the output end of the reducer is connected to the rotating shaft. A group of supporting arms are respectively connected to the left and right sides of the rotating shaft, and the ends of the two groups of supporting arms are respectively connected to the left and right end faces of the supporting roller through bearings; turning on the motor transmits power to the rotating shaft through the reducer to drive the rotating shaft to rotate, thereby adjusting the horizontal height of the supporting roller to adapt to plates and profiles of different heights, and providing auxiliary support for the plates through the supporting rollers, reducing the influence of the bending and sagging of the supporting rollers themselves on the processing of the plate part located inside the equipment, thereby improving the stability and practicality of the device.

[0008] Preferably, the dust collecting device includes a collecting box, a wire mesh, a negative pressure bin, a filter and a fan. A collecting box is installed between the middle parts of the two groups of support arms, a wire mesh is arranged on the upper end surface of the collecting box, a negative pressure bin is installed on the lower end surface of the collecting box, the upper part of the negative pressure bin is connected with the interior of the collecting box, a group of filter screens are obliquely installed in the middle part of the negative pressure bin, a fan is installed on the lower end surface of the negative pressure bin, and the input end of the fan is connected with the interior of the negative pressure bin; the fan is turned on to extract the gas inside the negative pressure bin, and then the metal dust and debris generated on the lower end surface of the plate during the processing are collected, large-diameter debris are screened out by the wire mesh, metal dust and debris are screened by the filter, and the debris and dust are stored by the collecting box and the negative pressure bin, thereby reducing the pollution to the operating environment and improving the practicability of the device.

[0009] Preferably, the limiting device includes an L-shaped support frame, an electric cylinder, a pressure sensor and a pressure roller, a group of L-shaped support frames are respectively installed on the left and right sides of the upper end face of the frame, two groups of electric cylinders are installed on the front of the L-shaped support frame, the moving end of the electric cylinder is connected to a group of support plates through a pressure sensor, and a group of pressure rollers are respectively installed between the connecting plates of the left and right relative moving ends of the electric cylinders through bearings, and the front pressure roller is located on the upper side of the support roller; the height of the pressure roller is adjusted by controlling the elongation of the electric cylinder, so that the equipment can adapt to different profiles, thereby improving the adaptability of the equipment, and the pressure on the moving end of the electric cylinder is monitored by the pressure sensor to prevent damage to the main shape of the profile due to excessive pressure, and the height position of the profile is limited by the front pressure roller being located on the upper side of the support roller, and the upwardly raised part of the rear part of the profile is pressed down by the rear pressure roller, thereby facilitating equipment processing and improving the practicability of the device.

[0010] Preferably, the guiding device includes an adjusting optical rod, a sleeve, a guiding plate and a fastening bolt. The adjusting optical rod is vertically installed on the front side of the L-shaped support frame. The sleeve is sleeved on the adjusting optical rod. The fastening bolt is installed on the sleeve, and the guiding plate is connected to the side surface of the sleeve. By adjusting the height of the sleeve to adapt to profiles of different heights, by rotating the sleeve to drive the guiding plate to rotate to adjust the angle of the guiding plate, by limiting the horizontal position of the profile during transportation through the guiding plate, and by fixing the position of the sleeve through the fastening bolt, the practicability of the device is improved.

[0011] Preferably, it further includes a rubber roller. The rubber roller is installed at the end of the guiding plate. By limiting the profile or sheet through the rubber roller, the frictional loss between the metal profile and the guiding plate during movement is reduced, and the practicability of the device is improved.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows: By providing auxiliary support for the steel plate not inside the cold rolling mill through the support device, the situation of the warping of the processed part of the steel plate is reduced. By collecting the fine debris generated during the processing through the dust collection device, the pollution of the operating environment is reduced. By limiting the upper part of the steel plate through the limiting device, the warping arc of the processed part of the steel plate is reduced. By limiting the output and input processes of the steel plate through the guiding device, the practicability of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is the first axonometric structural schematic diagram of the present utility model;

[0014] Figure 2 is the second axonometric structural schematic diagram of the present utility model;

[0015] Figure 3 is the third axonometric structural schematic diagram of the present utility model;

[0016] Figure 4 is the fourth axonometric structural schematic diagram of the present utility model;

[0017] Figure 5 is the partial enlarged structural schematic diagram of the present utility model;

[0018] Reference numerals in the drawings: 1, frame; 2, reducer; 3, motor; 4, rotating shaft; 5, support arm; 6, support roller; 7, collection box; 8, wire mesh; 9, negative pressure chamber; 10, filter screen; 11, fan; 12, L-shaped support frame; 13, electric cylinder; 14, pressure sensor; 15, pressure roller; 16, adjusting optical rod; 17, sleeve; 18, guiding plate; 19, fastening bolt; 20, rubber roller. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] To facilitate the understanding of the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present utility model more thorough and comprehensive.

[0020] Embodiment

[0021] As Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The dust collection device shown is installed on the support device, the limiting device is installed on the support device, and the guiding device is installed on the limiting device;

[0022] First, turn on the motor 3 to transmit the power through the reducer 2 to the rotating shaft 4 to drive the rotating shaft 4 to rotate, thereby adjusting the horizontal height of the support roller 6 to adapt to plates and profiles of different heights. Turn on the fan 11 to extract the gas inside the negative pressure chamber 9, and then collect the metal dust and debris generated on the lower end face of the plate during the processing. By controlling the elongation of the electric cylinder 13, the height of the pressure roller 15 can be adjusted so that the device can adapt to different profiles. The pressure on the moving end of the electric cylinder 13 is monitored by the pressure sensor 14 to prevent damage to the main shape of the profile caused by excessive pressure. The front pressure roller 15 is located above the support roller 6 to limit the height position of the profile. The upwardly tilted part at the rear of the profile is pressed down by the rear pressure roller 15. Then, the height of the sleeve 17 is adjusted to adapt to profiles of different heights. By rotating the sleeve 17, the guide plate 18 is driven to rotate to adjust the angle of the guide plate 18, and the horizontal position of the profile during transportation can be limited by the guide plate 18;

[0023] The support device includes a frame 1, a reducer 2, a motor 3, a rotating shaft 4, a support arm 5, and a support roller 6. The reducer 2 is installed at the front part of the right end face of the frame 1, the motor 3 is installed on the reducer 2, the rotating shaft 4 is horizontally installed in the middle of the front end face of the frame 1, the output end of the reducer 2 is connected to the rotating shaft 4, and a group of support arms 5 are respectively connected to the left and right sides of the rotating shaft 4. The ends of the two groups of support arms 5 are respectively connected to the left and right end faces of the support roller 6 through bearings;

[0024] The dust collection device includes a collection box 7, a wire mesh 8, a negative pressure chamber 9, a filter screen 10, and a fan 11. The collection box 7 is installed between the middle parts of the two groups of support arms 5. A wire mesh 8 is arranged on the upper end face of the collection box 7. The negative pressure chamber 9 is installed on the lower end face of the collection box 7. The upper part of the negative pressure chamber 9 is communicated with the inside of the collection box 7. A group of filter screens 10 are obliquely installed in the middle of the negative pressure chamber 9. The fan 11 is installed on the lower end face of the negative pressure chamber 9, and the input end of the fan 11 is communicated with the inside of the negative pressure chamber 9;

[0025] The limiting device includes an L-shaped support frame 12, an electric cylinder 13, a pressure sensor 14, and a pressure roller 15. A set of L-shaped support frames 12 are respectively installed on the left and right of the front part of the upper end surface of the frame 1. Two sets of electric cylinders 13 are installed at the front of the L-shaped support frame 12. The moving end of the electric cylinder 13 is connected to a set of support plates through the pressure sensor 14. A set of pressure rollers 15 are respectively installed between the connecting plates of the moving ends of the left and right opposite electric cylinders 13 through bearings. The front pressure roller 15 is located above the support roller 6.

[0026] The guiding device includes an adjusting optical rod 16, a sleeve 17, a guiding plate 18, and a fastening bolt 19. The adjusting optical rod 16 is vertically installed on the front side of the L-shaped support frame 12. The sleeve 17 is sleeved on the adjusting optical rod 16. The fastening bolt 19 is installed on the sleeve 17. The guiding plate 18 is connected to the side surface of the sleeve 17.

[0027] It further includes a rubber roller 20. The rubber roller 20 is installed at the end of the guiding plate 18.

[0028] The auxiliary support for the steel plate not inside the cold rolling mill is provided by the support device, thereby reducing the warping of the processed part of the steel plate. The fine debris generated during the processing is collected by the dust collection device, reducing the pollution of the operating environment. The upper part of the steel plate is limited by the limiting device, thereby reducing the warping arc of the processed part of the steel plate. The output and input processes of the steel plate are limited by the guiding device, improving the practicability of the device.

[0029] As Figures 1 to 5 shown, for the inlet and outlet guiding device of a section steel cold rolling mill of the present utility model, during operation, first, the motor 3 is started, and the power is transmitted to the rotating shaft 4 through the reducer 2 to drive the rotating shaft 4 to rotate, so as to adjust the horizontal height of the support roller 6 to adapt to plates and profiles of different heights. The fan 11 is started to extract the gas inside the negative pressure chamber 9, thereby collecting the metal dust and debris generated on the lower end surface of the plate during the processing. By controlling the elongation of the electric cylinder 13, the height of the pressure roller 15 is adjusted, so that the equipment can adapt to different profiles. The pressure on the moving end of the electric cylinder 13 is monitored by the pressure sensor 14 to prevent excessive pressure from damaging the main shape of the profile. The front pressure roller 15 is located above the support roller 6 to limit the height position of the profile. The upward warping part at the rear of the profile is pressed down by the rear pressure roller 15. Then, the height of the sleeve 17 is adjusted to adapt to profiles of different heights. By rotating the sleeve 17, the guiding plate 18 is driven to rotate to adjust the angle of the guiding plate 18, and the horizontal position of the profile during transportation is limited by the guiding plate 18.

[0030] The electric cylinder 13, speed reducer 2, motor 3 and fan 11 of the import and export guiding device of a section steel cold rolling mill of the present utility model are purchased on the market. Technicians in this industry only need to install and operate them according to the attached operation manuals, without creative labor from technicians in this field.

[0031] The above are only the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. An inlet and outlet guiding device for a section steel cold rolling mill; characterized in that, It includes a support device, a dust collection device, a limit device and a guiding device. The dust collection device is installed on the support device, the limit device is installed on the support device, and the guiding device is installed on the limit device.

2. The inlet and outlet guiding device of a section cold rolling mill according to claim 1, characterized in that The support device includes a frame (1), a reducer (2), a motor (3), a rotating shaft (4), support arms (5) and support rollers (6). A reducer (2) is installed at the front part of the right end face of the frame (1), a motor (3) is installed on the reducer (2), a rotating shaft (4) is horizontally installed at the middle part of the front end face of the frame (1), the output end of the reducer (2) is connected to the rotating shaft (4), a group of support arms (5) are respectively connected to the left and right sides of the rotating shaft (4), and the ends of the two groups of support arms (5) are respectively connected to the left and right end faces of the support rollers (6) through bearings.

3. The inlet and outlet guiding device of a section cold rolling mill according to claim 2, characterized in that, The dust collection device includes a collection box (7), a wire mesh (8), a negative pressure chamber (9), a filter screen (10) and a fan (11). A collection box (7) is installed between the middle parts of the two groups of support arms (5), a wire mesh (8) is arranged on the upper end face of the collection box (7), a negative pressure chamber (9) is installed on the lower end face of the collection box (7), the upper part of the negative pressure chamber (9) is communicated with the inside of the collection box (7), a group of filter screens (10) are obliquely installed in the middle of the negative pressure chamber (9), a fan (11) is installed on the lower end face of the negative pressure chamber (9), and the input end of the fan (11) is communicated with the inside of the negative pressure chamber (9).

4. The import and export guiding device of a section steel cold rolling mill according to claim 3, wherein, The limit device includes an L-shaped support frame (12), an electric cylinder (13), a pressure sensor (14) and a pressure roller (15). A group of L-shaped support frames (12) are respectively installed on the left and right of the front part of the upper end face of the frame (1), two groups of electric cylinders (13) are installed at the front part of the L-shaped support frame (12), the moving end of the electric cylinder (13) is connected to a group of support plates through a pressure sensor (14), and a group of pressure rollers (15) are respectively installed between the connecting plates of the moving ends of the left and right opposite electric cylinders (13) through bearings. The front pressure roller (15) is located above the support roller (6).

5. The inlet and outlet guiding device of a section cold rolling mill according to claim 4, characterized in that, The guiding device includes an adjusting optical rod (16), a sleeve (17), a guiding plate (18) and a fastening bolt (19). An adjusting optical rod (16) is vertically installed at the front side of the L-shaped support frame (12), the sleeve (17) is sleeved on the adjusting optical rod (16), a fastening bolt (19) is installed on the sleeve (17), and a guiding plate (18) is connected to the side face of the sleeve (17).

6. The inlet and outlet guiding device of a section cold rolling mill according to claim 5, characterized in that, It also includes a rubber roller (20), and a rubber roller (20) is installed at the end of the guiding plate (18).

Images