764results about "Rolling equipment maintainence" patented technology

The invention relates to the technical field of rolling mills, in particular to alloy plate rolling forming equipment which comprises a rack, two sets of rolling structures which are symmetrically arranged up and down are rotatably installed on the rack, each rolling structure comprises two adjusting discs arranged in the rack, and connecting shafts are rotatably arranged on the sides, away from each other, of the two adjusting discs in a penetrating mode; the end, away from the adjusting disc, of the connecting shaft is rotationally connected with the rack, the middle section of the connecting shaft is fixedly sleeved with a center gear, and when the roller contour measuring instrument detects that the roller used for rolling the alloy plate is excessively abraded, a user can pull out the pin shaft used for fixing the adjusting disc and then rotate the adjusting disc by 180 degrees, so that the roller contour measuring instrument can be used for rolling the alloy plate. By means of the structure, the position of the excessively-abraded roller and the position of another standby roller on the adjusting disc are changed, then the adjusting disc is fixed through the pin shaft again, the alloy plate can be rolled immediately, the rollers do not need to be replaced immediately, a large amount of time is saved, and therefore the rolling efficiency of the alloy plate is greatly improved.

The invention discloses beryllium copper plate calendaring forming equipment, and relates to the technical field of beryllium copper plate manufacturing, and the beryllium copper plate calendaring forming equipment comprises a rack, a transmission assembly, a cleaning assembly and a driving guide assembly. A multi-layer composite calendering roller structure is adopted, an outer tungsten carbide wear-resisting layer is matched with a middle copper-aluminum alloy heat conduction layer and a 42CrMo alloy steel support layer, a dynamic temperature control system is formed under the synergistic effect of a spiral heating channel, a spiral cooling channel, a microwave heating tank and a liquid nitrogen cooling tank, the forming precision and the material performance are remarkably improved, and the service life of the calendering roller is prolonged. A transmission assembly, an automatic cleaning assembly on the inner wall of the rack and driving guide assemblies at the two ends are externally arranged, the rolling stability is guaranteed, the position of the beryllium copper plate can be adjusted in real time, the intelligent control platform integrates the multispectral monitoring and touch control adjusting functions, closed-loop optimization of thermal parameters is achieved through a temperature control unit, and the working efficiency is improved. And therefore, the equipment has high-efficiency forming, intelligent monitoring and process self-adaptive capabilities in the machining process.

The present invention relates to the field of aluminum cold rolling technology, and specifically to an aluminum cold rolling production device and production method for can body materials, including a stable cold rolling device for rolling aluminum alloy strips, the stable cold rolling device including a driving platform, a cold rolling roller, an outer wall cleaning mechanism, a first ball screw slide, an identification detection device and a spare replacement installation platform; two cold rolling rollers are provided and installed on the driving platform; two outer wall cleaning mechanisms are provided, and an outer wall cleaning mechanism is provided on the side of each cold rolling roller; two first ball screw slides are provided, and a first ball screw slide is installed on the working end of each outer wall cleaning mechanism; two identification detection devices are provided, and an identification detection device is installed on the active end of each first ball screw slide; the spare replacement installation platform is provided on the side of the driving platform, and spare rollers to be replaced are stored on the spare replacement installation platform. The present invention can effectively ensure the stability of production and improve productivity at the same time.

The utility model relates to the technical field of hot rolling mills, in particular to a hot rolling device for an aluminum alloy plate strip, which aims at solving the technical problem of overcoming the defects of large using amount of cooling liquid and difficulty in cleaning in the prior art, and is mainly realized through the following technical scheme: the hot rolling device for the aluminum alloy plate strip comprises a rack and a hot rolling assembly, the hot rolling assembly comprises a hot rolling frame, an upper hot roller and a lower hot roller and further comprises a cooling assembly and a cleaning assembly, the cooling assembly comprises a water cooling part and an air cooling part, the water cooling part comprises top water cooling and bottom water cooling, the cleaning assembly comprises a first cleaning part and a second cleaning part, and the first cleaning part corresponds to the upper hot roller. The second cleaning piece is arranged between the two adjacent lower hot rollers, the cooling assembly can accurately spray and cool to effectively reduce the using amount of cooling liquid, the cleaning assembly can conduct self-cleaning operation on the upper hot rollers and the lower hot rollers during hot rolling work, dirt residues are avoided, and the follow-up cleaning pressure is relieved.

The utility model relates to the technical field of lithium battery production, and discloses a roller press for lithium battery production, which comprises a mounting seat, the mounting seat is provided with a compression roller mechanism for rolling and coating a pole piece, and cleaning structures are arranged on two sides of the compression roller mechanism and are used for cleaning residual paint and impurities on a compression roller; the cleaning structure comprises a dust collecting shell, a baffle and a scraper, the dust collecting shell makes contact with the two pressing rollers and is used for scraping away residual coating and impurities on the pressing rollers, the residual coating and impurities scraped away from the pressing rollers slide into the baffle through the dust collecting shell, and the scraper is fixedly installed on the baffle. And by arranging the cleaning structure, the first pressing roller and the second pressing roller rotate, coating and impurities left on the surfaces of the first pressing roller and the second pressing roller can be cleaned through a scraping plate on the cleaning structure, the cleaned impurities fall into the dust collecting shell to be collected, and the surfaces of the pressing rollers are kept clean.

The invention relates to the technical field of copper strip rolling, in particular to a calendaring mechanism capable of eliminating mistaken entry of impurities and application of the calendaring mechanism in copper strip production, and the calendaring mechanism comprises a truss and lifting plates which are fixedly mounted on the truss and are symmetrically arranged; the driving assembly is arranged on the truss, a first roller is connected to the driving assembly, a reverse rotating mechanism connected with the driving assembly is arranged on the lifting plate, and a second roller is connected to the reverse rotating mechanism; the impurity cleaning mechanism is arranged on the lifting plate and connected with the reverse rotating mechanism, and a first cleaning roller and a second cleaning roller are connected to the impurity cleaning mechanism; the strength regulation and control assembly is arranged on the lifting plate and connected with the reverse rotation mechanism; and the rolling assembly is arranged on the lifting plate and used for rolling the rolled plate, the copper strip and the surface of the roller can be cleaned through the impurity cleaning mechanism, and it is guaranteed that the rolling quality of the copper strip is kept in the optimal state.

The present invention relates to the technical field of rolling mills, and in particular to a cold rolling mill for improving the surface finish of cold-rolled plates. The cold rolling mill comprises a frame, an upper rolling mechanism and a lower rolling mechanism coordinated with the upper rolling mechanism, wherein the upper rolling mechanism and the lower rolling mechanism are arranged in the frame, and a cold rolling space is formed between the upper rolling mechanism and the lower rolling mechanism; the upper rolling mechanism comprises a lifting drive part, an upper driving assembly, two upper rotating seats and a plurality of upper rollers; the lower rolling mechanism comprises a lower driving assembly, two lower rotating seats and a plurality of lower rollers. Through the design of the upper rolling mechanism and the lower rolling mechanism, the upper rollers and the lower rollers can be replaced, and different upper rollers and lower rollers can be switched according to different cold-rolled plate rolling sizes, thereby eliminating the influence of plate road marks remaining on the upper rollers and the lower rollers of cold-rolled plates of different sizes, avoiding the plate road marks on the rollers from being transferred to the surface of the cold-rolled plates, and making the surface finish of the cold-rolled plates reach Ra≤0.8μm.

Apparatus and method for surface processing of cylindrical bodies, particularly for surface restoration of laminating cylinders. The apparatus includes a workstation configured to receive a cylindrical body having a lateral surface movable by rotation about an axis of rotation, a laser emitter cooperating with the workstation and configured to emit at least one laser beam, a profile detector configured to detect a detected surface profile of the lateral surface of the cylindrical body, and a control unit operatively configured to perform at least one procedure for restoring the lateral surface of the cylindrical body. The restoration procedure includes a procedure for detecting the surface profile of the cylindrical body, including a step of comparing the detected surface profile with a target surface profile, and a removal procedure including a step of emitting the laser beam on the cylindrical body to remove metallic material and to obtain the target surface profile.

The invention provides a hot rolling process control technology for improving the roller mark defect of 443 ultra-pure stainless steel in a hot rolling process. By innovating the heating temperature and the high-temperature furnace staying time of the 443 ultrapure stainless steel and innovating 443 finish rolling temperature control, the friction coefficient of the 443 and a roller is reduced, the working environment of the roller in the 443 production process is improved, and the roller is prevented from being pulled; the carbon steel and stainless steel mixed rolling mode is innovated for production, the carbon steel makes contact with the roller for roller polishing, and therefore the roller is prevented from being strained. By implementing the technology of the patent and combining the two measures, the roller strain can be effectively avoided, the 443 roller mark defect is obviously improved, and the failure rate is reduced from 15% to 3% or below, so that the overall production efficiency is improved, and good benefits can be obtained.

A vibration suppression method and system of a rolling mill roller assembly based on a vibration damping device are provided. The vibration suppression method includes: obtaining a first amplitude-frequency relationship during a vibration process of a rolling mill roller assembly vibration suppression system; based on the first amplitude-frequency relationship, determining two time domain relationships and two second amplitude-frequency relationships by a simulation analysis; based on the two time domain relationships and two second amplitude-frequency relationships, adjusting parameters of the vibration damping device until a vibration displacement of the rolling mill roller assembly vibration suppression system is less than or equal to a vibration displacement threshold. And provides a new solution for the stability control of the rolling mill, and ensures the reliability and stability of the vibration suppression of the rolling mill.

The invention belongs to the technical field of equipment maintenance, and discloses an intelligent prediction maintenance system and method for a high-speed continuous rolling cold pilger mill. The method comprises the following steps: constructing a data acquisition network of the high-speed continuous rolling cold pilger mill, and acquiring operation data of each part of the high-speed continuous rolling cold pilger mill by using the data acquisition network; constructing a weighted undirected connected graph by taking each part of the high-speed continuous rolling cold pilger mill as a node; dividing the weighted undirected connected graph into a plurality of grids, and combining nodes in each grid into a super node to obtain a simple connected graph; presetting a maintenance rule, and performing node detection on the simple connected graph by using an improved scanning line algorithm to obtain super nodes in abnormal states; according to the method, the super nodes in the abnormal state are expanded to the component set, the maintenance suggestions are generated for the components in the component set, various possible abnormal conditions can be comprehensively considered, and diagnosis analysis is more comprehensive and accurate.

The invention relates to the technical field of lithium battery rolling, and discloses a roller press roller wiping dust removal device which comprises a laser cleaning mechanism, a dust collection mechanism and a scraper mechanism which are arranged on the peripheral side of a roller, and the laser cleaning mechanism comprises a laser capable of reciprocating in the axial direction of the roller; the dust collection mechanism comprises a dust collection hopper capable of moving synchronously with the laser, and a light-transmitting seam is formed in the side, close to the laser, of the dust collection hopper. The scraper mechanism comprises a scraper support, and a scraper assembly is installed on the scraper support. The laser beams output by the laser directly act on attachments with complex components on the surface of the roller, residual compounds on the surface of the roller are gasified or decomposed into dust by regulating and controlling the energy and power density of the laser beams, the dust is sucked away by the dust suction mechanism, and meanwhile the surface of the roller is not damaged. The device can effectively prevent scraped dust from polluting the production environment, and is small in size, low in cost and good in cleaning effect.

The invention relates to the technical field of cold rolling mills, and discloses a self-adjusting roller cleaning device for a cold rolling mill, which comprises a combined cleaning mechanism and an elastic pressure reducing mechanism, the interior of the longitudinal hollow shell is in a hollow state, and the longitudinal hollow shell is installed in the rectangular hollow body. The movable valve plate enables liquid to flow from bottom to top in a one-way mode. The second spiral spring exerts downward elastic pressure on the movable valve plate. According to the self-adjusting roller cleaning device for the cold rolling mill, a cold rolling roller is cleaned in a combined mode of a scraper and a grinding belt, the scraping effect of the scraper can clean some hard sundries, the relative friction of the grinding belt can clean attachments in a wiping mode, and meanwhile, the self-adjusting roller cleaning device for the cold rolling mill is convenient to use. The grinding belt is in bent fit with the cold roller, so that the grinding belt has the characteristic of low pressure intensity per unit area, the effect of effectively cleaning the cold roller can be realized, and the occurrence of a scratching event caused by excessive pressure can be prevented.

The invention discloses a rolling forming process for an aluminum profile frame, and relates to the technical field of aluminum profile frame machining, the rolling forming process comprises two sets of supporting plates which are fixed to the two sides of the upper middle portion of a base correspondingly, a fourth driving motor is fixedly connected to one side of the outer portion of one supporting plate, and an upper rolling wheel is fixedly connected to the output end of the fourth driving motor; and a third driving motor is fixedly connected to the lower portion, where the fourth driving motor is fixed, of the supporting plate, a lower rolling wheel is fixedly connected to the output end of the third driving motor, and the device comprises a frame cleaning assembly which is arranged on the base and used for removing metal residues on the four faces of the rolling forming aluminum profile frame. Through the arrangement of the frame cleaning assembly, adjustment can be conducted according to the length, width and height of the aluminum profile frame, metal residues on the rolled surface of the aluminum profile frame can be removed, and therefore the effect of the rolling forming process of the aluminum profile frame after rolling forming is improved.

The utility model relates to the field of battery pole piece manufacturing, and discloses a roller cleaning mechanism which comprises two mounting plates, a scraper support is arranged between the two mounting plates, one end of the scraper support is provided with a blade gland, and the other end of the scraper support is provided with an angle positioning wheel. A scraper assembly is arranged between the blade gland and the scraper support and comprises a first scraper and a second scraper. When the mounting plate drives the scraper assembly to be pushed out, the angle positioning wheel firstly makes contact with the surface of the roller body, then the angle of the scraper support is automatically adjusted according to the pushing-out distance of the mounting plate till the scraper assembly is attached to the surface of the roller body, and impurity removal work is achieved along with rotation of the roller body. According to the mechanism, through overlapped installation of the first scraper and the second scraper, the problems that an existing mechanism is not thorough in cleaning and the service life of the scrapers is short are solved, the number of times of replacing the scrapers is greatly reduced, and the working efficiency of pole piece manufacturing is improved.

The invention discloses an intelligent early warning system for stainless steel cold rolling pipeline butterfly valves, and relates to the technical field of cold rolling production process monitoring, the system comprises a filtering tank, a plurality of oil outlet butterfly valves, a liquid level detection unit and a control module, the liquid level detection unit is arranged in the filtering tank and is used for collecting liquid level data of rolling oil in real time; the control module is used for calculating a speed curve of the liquid level changing along with time based on the liquid level data, comparing the liquid level descending speed with a preset speed threshold value so as to judge the operation state of the multiple oil outlet butterfly valves and outputting corresponding multi-stage early warning information; according to the invention, single-valve-level accurate detection can be realized, unfiltered rolling oil is prevented from entering the oil cleaning tank, the defect rate of spot marks on the surface of a steel coil is reduced, the qualification rate of cold-rolled products is improved, meanwhile, the manual inspection cost is reduced, and the system intelligence and maintenance convenience are improved; the technical problems of limited adaptive scene, accurate detection, information distortion, misjudgment risk and lack of an automatic early warning mechanism in the existing early warning technology are solved.

The utility model discloses a drawing machine with rollers convenient to maintain, and relates to the technical field of rollers. The device comprises a plurality of supporting legs and a bottom plate fixedly connected to the tops of the supporting legs, and each supporting leg is provided with a mounting mechanism and an adjusting mechanism. Through the arrangement of the mounting mechanism, before use, limiting bolts on a concave block and a convex rod need to be pulled out, the concave block and the convex rod are disconnected, then an air pump is started, an air cylinder pushes the convex rod to move upwards, blocking of the convex rod to a second supporting plate during dismounting is relieved, then a handle is pulled, a disc drives the limiting rod to compress a spring, and the second supporting plate is dismounted. When the roller is dismounted, the limiting of the second supporting plate is relieved, at the moment, the second supporting plate can slide outwards, two second sliding blocks on the second supporting plate are separated from two first rotating shafts, finally, first gears on the two first rotating shafts are dismounted, and the roller can be dismounted, so that the mounting and dismounting efficiency of the device is improved, the tedious operation process is reduced, and the practicability is high. And the maintenance cost is reduced.

The utility model provides a guide plate with a water cooling device, which is characterized in that the structure of the existing guide plate for hot rolling of seamless steel pipes is improved, that is, a water cooling guide groove arranged along the rolling center line of the guide plate is arranged in a guide plate body; a water outlet hole which is vertically communicated with the water-cooling guide groove is formed in a rolling center line of the working surface of the guide plate body, and water-cooling guide pipes with different structures are arranged in the water-cooling guide groove; during rolling, circulating water cooling and lubrication are carried out between the guide plate and a seamless steel pipe red hot steel billet, so that the failure probability of oxidative wear, abrasive wear, hot cracks and the like of the guide plate at high temperature is greatly reduced, and the service life of the guide plate is greatly prolonged. Through actual working condition tests, the improved guide plate for the hot-rolled seamless steel pipe is very remarkable in anti-abrasion effect, the effect of rolling more than 3000 steel pipes can be achieved, the service life is more than 1.5 times that of an existing guide plate, therefore, the replacement period of the guide plate is prolonged, and the production cost is reduced.

The embodiment of the invention provides a cooling device and method for an upper roller at an inlet of a finishing mill, and relates to the technical field of metallurgical equipment. The cooling device for the roller on the upper portion of the inlet of the finishing mill comprises a working roller, a supporting roller and a cooling mechanism, the supporting roller is arranged above the working roller, the cooling mechanism is provided with a first water outlet and a second water outlet, the first water outlet makes contact with the working roller, the second water outlet and the supporting roller are arranged in a spaced mode, and the supporting roller is arranged above the working roller. The first water outlet is used for spraying water towards the surface of the working roller so as to cool and clean the surface of the working roller, and the second water outlet is used for spraying water towards the surface of the supporting roller so as to cool and clean the surface of the supporting roller. In the using process, the first water outlet and the second water outlet of the cooling mechanism can clean and cool the working roller and the supporting roller correspondingly, and the cooling efficiency is improved.

The invention relates to the technical field of hot rolling winding, and particularly discloses a hot-rolled copper plate winding machine which comprises a workbench, the top of the workbench is fixedly connected with a rolling part, and the part, located on one side of the rolling part, of the top of the workbench is fixedly connected with a cooling device. The part, located on one side of the cooling device, of the top of the workbench is fixedly connected with a deviation correcting device, the part, located on one side of the deviation correcting device, of the top of the workbench is fixedly connected with a phosphorus removing device, and the part, located on one side of the phosphorus removing device, of the top of the workbench is fixedly connected with a pressing plate device. The part, located on one side of the plate pressing device, of the top of the workbench is fixedly connected with a plate breaking device, the part, located on one side of the plate breaking device, of the top of the workbench is fixedly connected with a winding device, and the hot-rolled copper plate winding machine is provided with a dephosphorization device, prevents thermal stress cracks and reduces oxide generation.

The invention discloses a metal plate strip thickness automatic control device, and relates to the technical field of aluminum alloy plate rolling processing, the metal plate strip thickness automatic control device comprises a machine body and roller conveyors respectively mounted on two sides of the machine body, and further comprises a rolling mechanism comprising two fixing frames, rollers mounted in the fixing frames and a lifting assembly used for driving the fixing frames to lift; the monitoring mechanism comprises a laser scanner installed in the fixing frame and a displacement assembly used for driving the laser scanner to move; the adjusting mechanism is used for adjusting the position of the roller; a cleaning mechanism; by scanning the outside of the roller, the position, namely the sunken position, with the large abrasion degree outside the roller is found in time and positioned, after the roller is far away from the aluminum alloy plate, the position of the roller with the sunken position detected currently is adjusted, and the sunken position is moved out of the rolling range of the aluminum alloy plate. The problem that the rolling thickness difference of the aluminum alloy plate is large due to the large roller abrasion degree is solved.

The utility model relates to the technical field of calendering devices, and discloses a hardware product calendering device which comprises a base, side plates are symmetrically and fixedly connected to the two sides of the top of the base, a top plate is fixedly connected to the tops of the side plates, a lifting downward pressing mechanism is arranged at the top of the top plate, and the lifting downward pressing mechanism comprises a hydraulic cylinder and an upper pressing roller. Two cleaning and brushing mechanisms are arranged at the top of the upper pressing roller, a cleaning and brushing mechanism is also arranged in the middle of the top of the base, each cleaning and brushing mechanism comprises an electric push rod, and the telescopic end of each electric push rod is fixedly connected with a second U-shaped mounting frame; according to the stainless steel plate calendering device, the surfaces of the upper pressing roller and the lower pressing roller are conveniently brushed through the brushing mechanism, the situation that the calendering effect is affected and a stainless steel plate is damaged due to the fact that the stainless steel plate is stained with sundries in the calendering process is avoided, follow-up calendering operation on the steel plate is facilitated, operation is convenient and fast, and practicability of the device is improved.

The invention relates to the field of metal rolling, in particular to an automatic metal rolling device, and aims to overcome the defects that in the prior art, the rolling thickness of a plate cannot be adjusted, meanwhile, the plate is prone to shifting in the rolling process, the rolling efficiency is affected, and meanwhile metal disintegrating slag on a rolling roller is inconvenient to collect. According to the technical scheme, the device comprises a bottom plate; the supporting legs are arranged at the top of the bottom plate, and the number of the supporting legs is four; the supporting plate is fixedly connected to the tops of the four supporting legs; according to the plate rolling device, the distance between the two rolling rollers can be accurately adjusted, the rolling thickness of plates can be conveniently adjusted, the plates can be limited, the plates are prevented from shifting in the rolling process, metal disintegrating slag on the rolling rollers can be cleaned, and the plate rolling device is convenient to use. And the cleaned metal disintegrating slag is collected in a centralized manner.

The present invention discloses an online identification and early warning method for abnormal stability state of a PC rolling mill. First, the PC angle, rolling force data of the transmission side and the working side of the strip steel within a period of time are obtained from a basic automation computer. After invalid data is eliminated, linear decomposition is performed with the PC angle as the independent variable and the rolling force deviation as the dependent variable. The dynamic change index of the stability state obtained after the decomposition is subjected to high-pass and low-pass filtering, and then abnormal discrimination is performed. Finally, the early warning type is judged according to the early warning threshold, and an early warning signal is output. The early warning signal is used for the alarm of abnormal stability state of the rolling mill, prompting the technician to handle it in time. The present invention can conveniently and timely realize the identification of abnormal defects of the stability of the PC rolling mill, and realize long-term online monitoring and early warning.

The invention provides an abnormal vibration prediction method of a roller grinding machine and an abnormal vibration prediction device of the roller grinding machine, which can predict the abnormal vibration of the roller grinding machine corresponding to the natural vibration frequency of the whole mechanical system including a grinding wheel and a workpiece. A method for predicting abnormal vibration of a roller grinding machine (10) that grinds the outer peripheral surface of a rotating roller (12) using a grinding wheel (14), the method comprising: an acquisition step for acquiring the outer peripheral surface of the rotating roller (12), and a prediction step for predicting the abnormal vibration of the roller grinding machine (10); acquiring a rigidity parameter related to the rigidity of the roller grinding machine (10) and a grinding wheel rotation parameter related to the rotation speed of the grinding wheel (14); and a prediction step for predicting abnormal vibration in the grinding step of the roll (12) using the rigidity parameter and the grinding wheel rotation parameter.

The utility model belongs to the technical field of vehicle-mounted batteries, and discloses a battery roller wiping and cleaning mechanism, the battery roller wiping mechanism comprises a wiping device, a detection device and a control system, the wiping device is arranged above a roller, the wiping device comprises a dust hood and a spraying assembly, the dust hood covers a roller surface, and the spraying assembly is connected with the detection device. The dust removal cover is arranged on the roller and can wipe stains on the roller surface, the spraying assembly can spray dry ice towards a single point or multiple points of the roller surface in the dust removal cover so as to freeze and embrittle the stains, the detection device is arranged parallel to the roller and used for detecting the stains, the detection device is in communication connection with the control system, and the control system can drive the wiping device to wipe the stains at the single point or multiple points. Single-point or multi-point dry ice spraying can be carried out on the roller surface through the spraying assembly, so that stains on the roller surface are frozen and embrittled, the treatment effect of the stains is improved, single-point or multi-point wiping of the stains is achieved through the detection device and the control system, and the cleaning efficiency and accuracy are improved.

The utility model discloses a hot-rolled strip finishing mill, and specifically relates to the technical field of steel strip production, including a finishing mill support frame, a supporting foot is provided at the lower end thereof, a first rotating support rod is provided on the upper side of the inner end surface of the finishing mill support frame, a rotating roller is provided on the outer end surface of the first rotating support rod, a transmission clamping gear is provided on one side of the outer end surface of the rotating roller, a small motor is provided on one side of the outer end surface of the finishing mill support frame, and the output shaft of the small motor passes through the end surface of the finishing mill support frame. When the utility model is actually used, the small motor can drive the roller brush to rotate under the corresponding setting state of the roller brush, the cleaning rotating rod and the small motor, so as to facilitate the cleaning of steel plate impurities adsorbed inside the hot rolling groove, and avoid that part of the impurities generated on the surface of the steel plate after the hot rolling is completed will be adsorbed inside the hot rolling groove, so that when the steel plate is subsequently processed, the impurities adsorbed on its surface are easy to affect the hot rolling surface of the steel plate.

An abnormal-vibration-predicting method for a roll grinder that grinds an outer peripheral surface of a rolling roll with a grinding wheel while the rolling roll rotates includes an acquisition step and a prediction step. The acquisition step acquires a rigidity parameter related to a rigidity of the roll grinder and a wheel rotation parameter related to a rotational speed of the grinding wheel. The prediction step predicts an occurrence of an abnormal vibration in a process of grinding the rolling roll by using the rigidity parameter and the wheel rotation parameter.

The invention relates to the field of hot rolling, in particular to an aluminum-titanium alloy profile production continuous casting unit and a casting process thereof.The aluminum-titanium alloy profile production continuous casting unit comprises a cleaning mechanism used for cleaning oxide on the surface of a hot roller; collecting treatment, wherein the collecting treatment is used for collecting and treating impurities and oxides; the roller adjusting mechanism is used for adjusting the position of the hot roller; according to the aluminum-titanium alloy profile production continuous casting unit and the casting process thereof, the cleaning scraping blade moves towards the collecting mechanism and is matched with the second hot roller in the collecting mechanism in an extrusion mode, the cleaning scraping blade moves towards the collecting mechanism, the cleaning scraping blade moves towards the collecting mechanism in an extrusion mode, and therefore the aluminum-titanium alloy profile production continuous casting unit is formed. Therefore, the effect of cleaning impurities on the surface of the second hot roller or impurities attached to residual oxides which are not cleaned away from the surface of the aluminum-titanium alloy profile is achieved, and meanwhile the effect of preventing the attached residual oxides or impurities from being attached to the surface of the aluminum-titanium alloy profile again is achieved.

The utility model relates to the technical field of cold rolling mills, and discloses a cold rolling mill for processing seamless stainless steel pipes, including a work cabinet, a work frame fixedly connected to the right end of the work cabinet, a transmission mechanism arranged inside the work frame, a core rod rotatably connected to the inside of the work frame, a rolling mill slidably connected to the outside of the core rod, a mounting groove arranged inside the rolling mill, a motor fixedly connected to the right end of the mounting groove, a threaded rod fixedly connected to the output end of the motor, a piston threadedly connected to the outside of the threaded rod, an oil spray head fixedly connected to the left end of the rolling mill, and a moving mechanism arranged inside the work cabinet. In the utility model, by using the motor, the oil spray head and other structures in coordination with each other, the core rod and the outside of the material can be automatically sprayed with oil, and then the oil spraying amount and the oil spraying position can be accurately controlled to ensure that each part gets an appropriate amount of lubricating oil, thereby improving the lubrication effect.