377results about "Metal rolling" patented technology

A method for manufacturing a continuous torque tube of a solar tracking system on site includes the steps of: placing raw material at a rolling apparatus on site; shaping the raw material into torque tube components at the rolling apparatus on site; joining the shaped torque tube components output from the rolling apparatus on site to create a continuous torque tube; and placing solar modules at the continuous torque tube to create a continuous solar tracker row.

The invention discloses a downward pressing type L-shaped wind power flange ring rolling device and a using method thereof.The device comprises a bearing frame and a ring rolling mechanism, and the ring rolling mechanism is arranged on the bearing frame; the ring rolling mechanism comprises a driving piece installed on the bearing frame, a lower ring rolling piece, a ring expanding piece and an upper ring rolling piece, wherein the lower ring rolling piece and the ring expanding piece are installed on the driving piece in a sliding mode, and the upper ring rolling piece is coaxially arranged above the lower ring rolling piece. The ring rolling device is provided with the ring rolling mechanism, the lower ring rolling piece and the ring expanding piece are driven by the first motor to move in different directions, an upper pressing roller and a lower pressing roller are gradually and tightly combined in cooperation with a tight combining piece to roll the ring blank while the ring blank is subjected to expanding machining, and the ring blank is machined into the needed size. The machining time is shortened, the machining efficiency is improved, and the device is compact in structure and not prone to faults.

The invention relates to the technical field of forging equipment, and provides a conical roller split mechanism, a ring rolling mill and a ring rolling mill assembly method.The conical roller split mechanism comprises a rack, a rotating shaft, connecting rods, conical rollers, hydraulic nuts and fasteners, and the rotating shaft is rotationally connected with the rack; the connecting rod penetrates through the rotating shaft; the conical roller and the hydraulic nut are oppositely arranged at the two ends of the connecting rod and are connected in a threaded screwing mode. The fastener is arranged on the hydraulic nut and used for limiting the stroke of the hydraulic nut. The conical roller and the hydraulic nut are arranged at the two ends of the connecting rod, so that the conical roller can be tensioned through the connecting rod by pressurizing the hydraulic nut, and the conical roller and the rotating shaft are fixed; meanwhile, the connecting rod is connected with the conical roller in a screwed mode through threads, the hydraulic nut serves as a pressurizing piece, the conical roller can be loosened after pressure relief, and therefore the conical roller can be disassembled conveniently, and the structure is simple; and the hydraulic nut of the structure is located on the outer side, overhauling and maintenance can be continued conveniently, and application convenience can be improved.

The utility model relates to the technical field of ring rolling machines, in particular to a flange ring rolling machine which comprises a machine body, an axial ring rolling mechanism is arranged at one end of the machine body, a radial ring rolling mechanism is arranged at the other end of the machine body, and a driving device is erected on the machine body and located between the axial ring rolling mechanism and the radial ring rolling mechanism. The outer wall of the roller shaft is sleeved with a detachable roller sleeve, a supporting device is erected at the position, close to the driving device, in the machine body and comprises a supporting plate, a supporting block, a moving mechanism and a jacking mechanism, the supporting plate is fixedly connected with the moving end of the jacking mechanism, and the supporting block is fixedly connected with the fixed end of the jacking mechanism. The moving mechanism comprises a lead screw and a driving motor erected on the support, a driving shaft of the driving motor is fixedly connected with the lead screw, and the lead screw is sleeved with the supporting block, the problem that the use cost of the main roller is high is solved, and the effect of reducing the use cost of the main roller can be achieved through the detachable roller sleeve.

To provide a form rolling device capable of highly accurately and stably molding a male screw.SOLUTION: A form rolling device 1 includes: a moving die 4 reciprocated in a form rolling direction; a fixing die 3 disposed so as to be converted in a position along an opposite direction; a position conversion pullout bolt 31 and a position conversion pressing bolt 32 for converting a position of the fixing die 3 in the opposite direction by manual operation; an opposite position detection sensor for detecting a position in the opposite direction of the fixing die 3; and a touch panel 37 for notifying first to third present position information detected by the opposite position detection sensor, and previously set first to third set position information. The device allows an operator to adjust a position in the opposite direction of the fixing die 3 while confirming the touch panel 37.SELECTED DRAWING: Figure 1

The invention discloses a preparation method of a high-uniformity aluminum-lithium alloy ring piece, which comprises the following steps: cogging: heating a cast ingot to 460-490 DEG C, preserving heat, then carrying out multidirectional upsetting and drawing cogging, and punching a blank after upsetting and drawing to obtain an annular blank; the annular blank is heated to 410-440 DEG C and then subjected to heat preservation, and then the annular blank is subjected to annular rolling treatment; primary cold deformation: carrying out primary cold deformation treatment on the annular blank subjected to ring rolling treatment; solid solution is conducted, specifically, the annular blank subjected to primary cold deformation treatment is heated to 515-530 DEG C, then heat preservation is conducted, and then quenching is conducted; secondary cold deformation: carrying out secondary cold deformation treatment on the annular blank subjected to solution treatment; and the annular blank subjected to secondary cold deformation treatment is subjected to aging treatment. The prepared aluminum-lithium alloy ring piece is good in mechanical property in the tangential direction, the radial direction and the axial direction, small in elongation difference, good in structure uniformity and capable of better meeting actual requirements.

The invention belongs to the technical field of aviation annular forge piece forming, and discloses a GH4141 high-temperature alloy special-shaped high-vortex casing ring forge piece and a forming method thereof, and the forming method comprises the steps of blanking, upsetting punching, trestle chambering, rectangular pre-rolling, special-shaped pre-rolling and special-shaped finish rolling; the first forging temperature in upsetting punching is 1040-1110 DEG C, the second forging temperature in trestle chambering is 1000-1080 DEG C, the third forging temperature in rectangular pre-rolling is 1040-1060 DEG C, the fourth forging temperature in special-shaped pre-rolling is 1040-1060 DEG C, rolling is performed through at least one heating number, the fifth forging temperature in special-shaped final rolling is 1040-1060 DEG C, and a ring blank is rolled into a ring forging through at least one heating number; and the blank is locally wrapped before the special-shaped pre-rolling and the special-shaped finish rolling are heated. The problems that the GH4141 high-temperature alloy ring forge piece is prone to cracking and uneven in structure in the forging process are solved, the prepared ring forge piece meets the product requirement, the rejection rate is greatly reduced, and crystal grains of the forge piece are even.

The invention discloses a preparation method of a high-impact-toughness super-large-specification Ti80 titanium alloy ring forging, and belongs to the technical field of high-quality titanium alloy materials. The method comprises the following steps: preparing a cast ingot; the prepared cast ingot is subjected to multi-heating-number forging, and a cake blank is obtained; the prepared cake blank is subjected to ring rolling forging, and an annular blank is obtained; and the prepared annular blank is subjected to heat treatment, and the titanium alloy ring forging is obtained. According to the titanium alloy ring forging process adopted by the invention, on the premise of eliminating the longitudinal welding seam, the overall structure uniformity of the pressure-resistant shell can be ensured, and the mechanical property is stable. By designing a reasonable processing route and formulating optimal processing parameters, the uniformity of the material structure is improved, and the manufacturing safety and reliability of the pressure-resistant shell are improved. The method is suitable for preparing the Ti80 titanium alloy ring forge piece with the outer diameter of 4000-10000 mm, the wall thickness of 100-500 mm and the piece weight larger than or equal to 8 t.

The invention discloses a continuous casting quality closed-loop management method and system based on an industrial large model and a program product, and the method specifically comprises the steps: collecting and fusing high-frequency sensor data and multi-source heterogeneous data in a continuous casting process, and constructing a digital twin body in a casting blank solidification process; inputting the digital twin data into an industrial large model fused with physical constraints to carry out defect prediction and working condition identification; dynamically adjusting the vibration frequency of the crystallizer and the water volume ratio of the secondary cooling area by using fuzzy PID and a model predictive control algorithm; determining a hot rolling link compensation scheme by combining a hot rolling process compensation knowledge base; and carrying out online incremental training on the industrial large model by utilizing transfer learning and gradient cutting technologies to realize closed-loop management. According to the method, the problem of data islands of the continuous casting process is effectively solved, the whole-process closed-loop quality management is realized, the production stability and the product quality of steel continuous casting are remarkably improved, and the rejection rate and the production cost are reduced.

The invention relates to the technical field of thread rolling machines, one embodiment of the invention provides an iron accessory thread rolling machine convenient for cleaning scrap iron, the iron accessory thread rolling machine comprises a base, and further comprises supporting seats, a supporting block, a first motor, a feeding mechanism and a cleaning mechanism, the two supporting seats are fixedly arranged on the supporting seats, and a supporting frame is mounted on the side walls of the sides, close to each other, of the supporting seats; two supporting seats are arranged on the base, thread rolling wheels are rotationally arranged in the supporting frames, the supporting blocks are fixedly arranged on the base and located on one sides of the two supporting seats, first motors are installed on the supporting blocks and located on one sides of the thread rolling wheels, the output ends of the first motors are fixedly connected with the adjacent thread rolling wheels, and the feeding mechanism is arranged on the base and used for feeding materials between the two thread rolling wheels. And the cleaning mechanism is arranged between the two supporting seats and used for cleaning scrap iron generated in the thread rolling process, and through the technical scheme, the technical problem that in the prior art, scrap generated in the thread rolling process of a thread rolling machine is inconvenient to clean is solved.

The invention discloses a rolling method of a special-shaped ring piece for a large GH4738 alloy casing of an aero-engine, which comprises the following steps: S1, preparing a ring blank: blanking, upsetting, punching, chambering and pre-rolling raw materials in sequence to prepare the ring blank; s2, special-shaped blank manufacturing is carried out, multi-pass preforming is carried out on the ring blank through a moulding bed and a plurality of special-shaped punches with different punch angles, and the inner and outer diameter contours of the ring blank are made to be close to the special-shaped contour of the target cartridge receiver part step by step; s3, special-shaped ring rolling is conducted, specifically, a special-shaped main roller and a special-shaped core roller are used for rolling the ring blank subjected to special-shaped blank making in the step S2, and a near-net-shaped formed special-shaped ring piece is obtained; and S4, heat treatment and machining are conducted on the special-shaped ring piece manufactured in the step S3. Through the optimized special-shaped blank making and special-shaped ring rolling process, near-net forming of the casing forge piece is achieved, the allowance of a product is optimized, and the utilization rate of raw materials is increased.

The invention discloses a low-stress processing method of an aluminum alloy annular forge piece, which comprises the following steps of: heating an aluminum alloy bar, preserving heat, upsetting, punching, pre-rolling, finally rolling into a ring piece, carrying out solution treatment on the ring piece, adopting an aqueous medium at the temperature of more than or equal to 85 DEG C during solution cooling, carrying out cold bulging after solution treatment, controlling the bulging quantity to be 1.8-2.2%, carrying out aging treatment after bulging, and finally carrying out low-stress processing on the ring piece. And thus, the low-stress aluminum alloy ring piece is obtained. According to the method, the residual stress of the aluminum alloy ring piece can be effectively removed, and the forge piece performance is improved. The method is used for machining the aluminum alloy annular forgings.

The invention belongs to the technical field of machine vision, and particularly relates to a radial-axial ring forging automatic control method based on contour real-time extraction. The automatic control method for controlling the roundness of the ring forge piece is designed according to the technological parameters of the radial-axial ring forging technology and the forge piece deformation mechanism through the machine vision and the contour recognition technology, and real-time automatic control over the ring piece in the intelligent ring forging process can be achieved. The method has good feasibility, and the machining efficiency and the forging quality are effectively improved.

The invention discloses an electric auxiliary roll forming device, and relates to the technical field of annular part plastic processing, the electric auxiliary roll forming device comprises a rolling device and an electric auxiliary device, the rolling device is provided with a conductive core roller and a feed roller, the core roller is sleeved with a to-be-formed annular blank, and the core roller and the feed roller are oppositely arranged on the annular inner side and the annular outer side of the annular blank; the axes of the ring blank, the core roller and the feeding roller are located on a first plane, a common vertical line of the axes of the ring blank, the core roller and the feeding roller is arranged on the first plane, and the feeding direction of the feeding roller is consistent with the common vertical line; the electric auxiliary device comprises a first carbon brush and a second carbon brush, the first carbon brush and the second carbon brush are suitable for being electrically connected with two electrodes of an external power source respectively, the first carbon brush makes contact with the axial end of the core roller, the first carbon brush is electrically connected with the core roller, the second carbon brush makes contact with the axial end of the feeding roller, and the second carbon brush is electrically connected with the feeding roller. Compared with the prior art, the annular part can be electrically heated in an auxiliary mode, and the performance of the plastically-machined annular part is good.

The application discloses a preparation method of a GH4738 alloy ring forge piece with uniform grains, and comprises the following steps: step (1), sawing GH4738 bars and sampling to perform a gamma phase full solution temperature test; step (2), heating and heat preservation; step (3), upsetting and punching the bar blank to form a ring blank 1; step (4), heating and heat preservation; step (5), hole expanding of a mandrel and a mandrel holder to obtain a ring blank 2; step (6), heating and heat preservation; step (7), breaking to a ring blank 3; step (8), heating to a gamma phase solution temperature and heat preservation; and step (9), ring rolling of a plurality of heating and small deformation times to form a shaped ring blank 4, namely a forge piece. The method of high-temperature large deformation blanking, low-temperature small deformation pre-rolling and three times of heating at a gamma phase solution temperature and small deformation final rolling is adopted to produce the GH4738 special-shaped machine case ring forge piece, and the problems of forging cracking, non-uniform grain size, large mechanical property fluctuation, creep exceeding the standard, ultrasonic flaw detection exceeding the standard and deformation in a machining process of the GH4738 special-shaped machine case ring forge piece are solved.

The utility model relates to the technical field of ring rolling mill holding roller positioning, and discloses a vertical ring rolling mill holding roller rolling positioning device which comprises a vertical workbench, a main roller is installed on the front side of the vertical workbench, and a core roller is arranged on the lower side of the main roller. The carrier roller support is connected with the fixed shaft in an inserted mode, the rotating shaft is connected with the vertical workbench in a rotating and clamping mode, a first half-threaded sleeve is installed at the front end of the rotating shaft, a second half-threaded sleeve is hinged to the first half-threaded sleeve, an abutting ring is installed on the outer wall of the second half-threaded sleeve, and a supporting ring is further installed on the rotating shaft. The side, facing the second half-threaded sleeve, of the supporting ring is provided with an abutting spring, the abutting spring is connected with the rotating shaft in a sleeving mode, the end, away from the supporting ring, of the abutting spring is provided with a limiting sleeve, the limiting sleeve is extruded towards the side facing the supporting ring, the limiting sleeve is disengaged from sleeving of the second half-threaded sleeve, and at the moment, the second half-threaded sleeve can be turned over; and after overturning, the threaded rod and the carrier roller bracket are directly taken down.

The ring rolling mill for producing the flange comprises a base and a vertical rod extending upwards from the upper wall of the base, and further comprises a supporting plate, a driving wheel, a supporting wheel and a pressing wheel, the supporting plate is fixedly connected to the upper portion of the vertical rod, the driving wheel is rotationally connected to the middle of the end face of the supporting plate, and a sliding groove is formed in the end face of the supporting plate. Sliding blocks are arranged in the sliding grooves in a sliding mode, the sliding blocks are movably adjusted in the length direction of the sliding grooves through driving assemblies, the supporting wheels are slidably adjusted in the length direction of the sliding grooves through the sliding blocks, the supporting wheels and the driving wheels are arranged on the same side, and a connecting plate is fixedly connected to the upper wall of the supporting plate; the pressing wheel is movably connected to the bottom of the connecting plate through an adjusting assembly and located above the driving wheel. The utility model belongs to the technical field of flange production equipment, particularly relates to a ring rolling mill for flange machining, and aims to enhance the stability of rotating rolling of annular workpieces.

The invention relates to a large alloy steel ring forge piece and a preparation method thereof, and belongs to the technical field of forging. The preparation method of the large alloy steel ring forge piece comprises the following steps: (1) forging; (2) cooling after forging; (3) normalizing treatment; (4) primary tempering treatment; (5) quenching treatment; (6) secondary tempering; and (7) stress relief annealing. By controlling heat treatment parameters, the toughness, strength, hardness and uniformity of the large alloy steel ring forge piece are improved, and it is guaranteed that the service life of the large alloy steel ring forge piece meets the expectation.

The invention discloses a martensite ring piece production method which comprises the steps that a steel ingot is heated in a high-temperature furnace at 900-950 DEG C, the heat preservation time is calculated according to a formula, and Q is the effective thickness of the steel ingot; the heated steel ingot is sequentially subjected to drawing-out, mandrel supporter upsetting and mandrel supporter punching, and a primarily-forged ring blank is obtained; the thickness of the primary forging ring blank is 1.08-1.15 times that of a finished product ring piece, the primary forging deformation is 25%-30%, and the heat preservation time is calculated according to a formula; the initial forging ring blank is vertically placed on a profiling rolling and expanding workbench, a pre-forging hammer is controlled to apply axial pressure to the upper end of the blank at the speed of 0.3-0.5 mm / s, so that the upper end is expanded in the radial direction to form a pre-forging section with the outer diameter D1 being equal to (1.2-1.5) D, the designed outer diameter of the D-product ring piece is achieved, and meanwhile an annular groove with the depth h1 being equal to (0.05-0.1) D is stamped in the outer surface of the pre-forging section; and a precision forging roller is switched to conduct multi-pass rolling on the pre-forged section, the radial feed amount delta r of each pass is equal to (0.02-0.05) D, the final forging outer diameter D2 is controlled to be equal to (1.8-2.2) D, the groove depth h2 is controlled to be equal to (0.15-0.25) D, and the ring piece with the reinforcing groove is formed.

The utility model discloses a numerical control rolling ring for rolling a slewing bearing, and belongs to the technical field of slewing bearing machining equipment. A numerical control rolling ring for slewing bearing rolling comprises a base, a mounting frame is arranged at one end of the base, a positioning plate is mounted in the mounting frame, a driving motor is arranged on one side of the positioning plate, the output end of the driving motor is fixedly connected with an adjusting assembly, and a compression roller assembly and a supporting air cylinder are mounted on the adjusting assembly. According to the numerical control rolling ring for slewing bearing rolling, the positions of the driving motor and the adjusting assembly are fixed through the positioning plate, the driving motor is used for driving the sliding block to move linearly at the same time, the requirement for various rolling diameters can be met, the pressing roller assembly is installed on the sliding block, and the rolling motor drives the rotating piece to drive the rolling roller to rotate; and meanwhile, the angle of the rolling roller can be changed on the rotating piece, the rolling roller can incline under the control of the supporting air cylinder, and the requirement for rolling multiple curved surfaces of the slewing bearing is met.

A method of making an interaxle differential unit. The method may include piercing a workpiece and then ring roll forging the workpiece to form an annular case that is a seamless ring. The annular case may be heat treated before installing an interaxle differential unit gear nest inside the annular case.

The invention belongs to the technical field of ring piece rolling forming and manufacturing, and discloses a design method for a complex special-shaped ring rolling preformed blank with inner and outer grooves based on metal flow regulation and control. The shape of a preformed blank is designed to be a special-shaped section annular blank with the height of an outer side groove lower than that of an outer side groove of a target ring piece; the deformation amount of the pre-rolling step and the deformation amount of the final rolling step are distributed, the total deformation amount, the deformation amount of the pre-rolling step and the deformation amount of the final rolling step in the ring rolling process are determined through the outer diameter ratio, and the numerical value relation among the three deformation amounts is met; on the basis of the deformation distribution result, various size parameters of the preformed blank are determined, and the size parameters comprise the height, the outer side transition area bevel angle, the outer side groove depth, the outer side groove outer diameter, the end face outer diameter and the inner diameter. According to the method, metal flowing regulation and control are achieved through multi-step rolling, metal is effectively promoted to fill the cavity, the defect of under-filling is avoided, and the material utilization rate and the preformed blank design efficiency are improved.

The invention discloses a Ti2AlNb-based alloy multi-step special-shaped casing ring piece forming method which is characterized in that a net near forming method is adopted, the shape of a forge piece is designed along the outline of a part, and the material utilization rate from the forge piece to the part is improved to a great extent. The difficult point of the method lies in calculation of the blanking weight, a forge piece is equally divided into n forge pieces in the height direction, the volume of a blank is obtained by calculating the volume of each section, and the volume and the weight of a blanking bar are finally obtained by considering the loss of a punching core material. According to the method, the material utilization rate is increased on the basis that the structure performance of the Ti2AlNb-based alloy ring piece is guaranteed. The method is suitable for rolling forming of the Ti2AlNb-based alloy special-shaped ring piece.

The invention relates to the technical field of aluminum alloy ring piece preparation, in particular to a preparation method of a large high-strength aluminum alloy ring piece, the height of the aluminum alloy ring piece is H, and the outer diameter of the aluminum alloy ring piece is D. The preparation method of the aluminum alloy ring piece comprises the following steps that forging cogging is conducted, specifically, an aluminum alloy cast ingot is subjected to upsetting and drawing cogging, punching is conducted after upsetting and drawing are completed, and a ring blank is formed; the height of the ring blank is controlled to be 1.2 H to 1.3 H; pre-ring rolling is conducted, specifically, the ring blank is subjected to pre-ring rolling, and the outer diameter of the ring blank subjected to pre-ring rolling ranges from 0.5 D to 0.6 D; performing final ring rolling after primary composite deformation and secondary composite deformation: performing ring rolling on the ring blank subjected to secondary composite deformation until the outer diameter is the same as that of the aluminum alloy ring piece product; and performing thermal deformation, namely performing thermal treatment on the ring blank subjected to the final ring rolling treatment to obtain an aluminum alloy ring piece product. According to the large aluminum alloy ring piece prepared through the method, the basic performance is improved, and meanwhile the flaw detection qualification rate is larger than 80%.

The invention discloses a wind power flange double-station ring rolling device and a using method thereof, and relates to the technical field of ring rolling devices.The wind power flange double-station ring rolling device is characterized in that the wind power flange double-station ring rolling device comprises two conveying devices used for conveying ring materials and outputting finished products and comprises a fixing plate, and the two sides of the fixing plate are fixedly connected with supporting plates and a transferring device respectively; and a lead screw is rotationally connected to the position, close to the upper portion, of the inner side wall of the supporting frame, a first sliding block is in threaded connection with the inner side wall of the lead screw, and a second telescopic rod is fixedly connected to the bottom end of the first sliding block. And by arranging the transfer device, adjustment can be conducted at any time according to the size of the workpiece, a user does not need to move the transfer device to one side to conduct manual adjustment, and therefore the working time of the user is greatly saved, and the working efficiency of the user is greatly improved.

The invention discloses a high-temperature alloy high-pressure compressor casing forge piece special-shaped rolling method which comprises the following steps: S1, carrying out pretreatment on an original high-temperature alloy blank, including blanking and chamfering; s2, the blank obtained after broaching is subjected to two times of pre-rolling, and the pre-rolling deformation is controlled to range from 13% to 18%; s3, the pre-rolled ring blank is put into a tire mold cavity for staged forging forming; and S4, carrying out heat treatment on the forge piece subjected to loose tooling forging forming to obtain a target forge piece. According to the method, the problem of local filling defects can be solved without shaping after forming die forging and without increasing the outer diameter allowance.

According to the ring rolling mill for flange forging, the adjusting groove is formed in the ring rolling mill body, and one end of the supporting column in the adjustable supporting mechanism extends into the adjusting groove to be connected with the ring rolling mill body; and after being taken out, the supporting columns are inserted into the adjusting grooves again to be fixed to different gears, so that the positions of the supporting columns in the adjusting grooves can be rapidly adjusted, and the flange ring grinding machine is suitable for ring grinding work of flanges of different sizes. The design not only simplifies the operation process, but also improves the working efficiency.

The invention relates to the technical field of ring rolling mill auxiliary equipment, in particular to a transfer structure matched with a ring rolling mill, which comprises a suspender and a plurality of supporting arms connected with the suspender, each supporting arm is provided with a supporting seat, the bottom of each supporting seat is provided with a sliding rod and a first threaded rod, the sliding rod is vertical, and the top of the sliding rod penetrates through the supporting seat in a sliding manner; a clamping structure is arranged at the top of the supporting seat, a moving plate is arranged at the bottom of the sliding rod, and the top of the first threaded rod is rotationally connected with the supporting seat; according to the structure, the supporting plate automatically rotates to the position below the metal ring or deviates from the metal ring through the gravity of the supporting arm and the structure on the supporting arm, automatic connection work with the metal ring can be achieved, harm to the human body caused by high temperature when manual operation is needed is avoided, and meanwhile the structure is simple, convenient to operate and high in practicability. As a traditional power source does not need to be used for providing power for rotation of the supporting plate, damage of high temperature to the power source can be avoided, and the service life of equipment is prolonged.

The present invention relates to the technical field of cleaning structures, and in particular to an auxiliary peeling and cleaning structure for metal rings processed by a ring rolling machine, comprising two relatively distributed air blowing units, which are sleeved on the metal ring; the air blowing unit comprises a rotating ring and a guide unit, and a plurality of support columns distributed circumferentially of the rotating ring, which rotate on the rotating ring, and the rotation axis of the support columns is perpendicular to the axis of the rotating ring, and each of the support columns is provided with a fixed arm; by adopting a method of airflow drilling into the gap between the oxide scale and the surface of the metal ring, the airflow breaks the outer support of the skin, thereby realizing the peeling work, and by utilizing the airflow in two relative directions, the peeling work of the skin that is warped in any direction can be realized.

The utility model provides a walking adjusting device of an axial and radial ring rolling mill, which relates to the technical field of mechanical structure design, and comprises a main plate, the inner wall of the main plate is in sliding connection with a moving block, the inner wall of the moving block is fixedly connected with a fixed rod, the outer wall of the main plate is provided with a sliding groove for the fixed rod to slide, and the outer wall of the fixed rod is in sliding connection with an adjusting disc. A second motor is fixedly connected to the inner wall of the adjusting disc, a rotating rod is fixedly connected to the driving end of the second motor, the outer wall of the rotating rod is rotationally connected to the inner wall of the adjusting disc, and a rotating disc is fixedly connected to the outer wall of the rotating rod. According to the utility model, the structures such as the threaded groove and the turntable are adopted, and the turntable is driven by the motor to rotate so as to drive the whole adjusting disc to be accommodated in the open groove of the main board, so that the occupied space area of the device when the device is not used is reduced, and the device can be further protected from being damaged due to external collision; and therefore, the practicability of the device is higher.