CN111940500A - High-stability integral deformed steel rolling machine and rolling assembly thereof - Google Patents
High-stability integral deformed steel rolling machine and rolling assembly thereof Download PDFInfo
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- CN111940500A CN111940500A CN202010805718.3A CN202010805718A CN111940500A CN 111940500 A CN111940500 A CN 111940500A CN 202010805718 A CN202010805718 A CN 202010805718A CN 111940500 A CN111940500 A CN 111940500A
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- bevel gear
- driving bevel
- shaft
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- driven bevel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B2205/00—Particular shaped rolled products
Abstract
The invention discloses a high-stability integral type deformed steel rolling machine and a rolling assembly thereof, wherein the rolling assembly comprises a bracket, a group of horizontal rollers which are vertically distributed and transversely arranged and a group of vertical rollers which are horizontally distributed and longitudinally arranged, which are positioned on the bracket, and steel passes through a space formed by the horizontal rollers and the vertical rollers to form deformed steel; after the horizontal roller and the vertical roller are subjected to position adjustment, the meshing state of the driving bevel gear of the power transmission part of the horizontal roller and the meshing state of the driven bevel gear of the power transmission part of the vertical roller can be kept through a linkage adjustment control method, a stable linkage function is kept, power transmission is stable, and the applicability is strong.
Description
Technical Field
The invention relates to the technical field of steel processing, in particular to a high-stability integral special-shaped steel rolling machine and a rolling assembly thereof.
Background
The deformed steel is a short for complicated and special-shaped section steel, and can be divided into hot-rolled deformed steel, cold-drawn (cold-drawn) deformed steel, cold-bent deformed steel, welded deformed steel and the like according to different processes. As the society develops, the deformed steel is widely used, and the deformed steel can be used on common mechanical parts and in the construction industry.
In the process of manufacturing deformed steel, a large rolling mill is generally used to roll-form a steel material. The universal rolling mill is provided with driven vertical rolls on two sides of a horizontal roll besides two driven upper and lower horizontal rolls, and four rolls are used for forming a pass which is in the shape of a section of deformed steel, and the gap between every two rolls can be adjusted. Because a horizontal roller or a vertical roller used for rolling of a common universal rolling mill is respectively driven by different motors, the power source is dispersed, the cost of the motors is high, and the motor faults are superposed, so that the fault rate of the whole mill is high, and the stability and the efficiency of rolling are influenced.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, horizontal rollers or longitudinal vertical rollers rolled by a universal rolling mill are respectively driven by different motors, the power source is dispersed, the cost of the motors is high, and the failure rate of the whole machine is high due to the fault superposition of the motors, and provides a high-stability integrated special-shaped steel rolling mill and a rolling assembly thereof, which realize the power sharing of the rotation of the horizontal rollers and the vertical rollers, save the power source, reduce the failure rate and the cost of the whole machine, and improve the stability of the rolling efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an integral deformed steel rolling mill of high stability includes deformed steel rolling subassembly, control module and input module wherein, the rolled subassembly of deformed steel includes the support and is located a set of horizontal roller and a set of vertical roll that distributes about and vertically set up that distribute about a set of support and transversely set up, and the space that steel formed from horizontal roller and vertical roll passes through, forms the deformed steel.
Furthermore, the horizontal roller is fixedly sleeved on the transverse shaft, two ends of the transverse shaft are connected with the support in a sliding manner, and a longitudinal telescopic rod is arranged between the transverse shaft and the support and used for adjusting the transverse shaft and the horizontal roller to vertically move; the vertical roll is fixedly sleeved on the vertical shaft, and a transverse telescopic rod is arranged between the vertical shaft and the support and used for adjusting the vertical shaft and the vertical roll to transversely move. The vertical movement of the horizontal roller and the horizontal movement of the vertical roller facilitate the rolling of the special-shaped steel pipes with various sizes.
Furthermore, the transverse shaft is sleeved with a driving bevel gear which is axially and slidably connected with the transverse shaft, the vertical shaft is sleeved with at least one driven bevel gear which is axially and slidably connected with the vertical shaft, one of the driven bevel gears is meshed with the driving bevel gear, one end of the transverse shaft is provided with a driving motor, the driving motor drives the transverse shaft and the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, the vertical shaft and the vertical roller to rotate, and the power for rotating the horizontal roller and the vertical roller is shared, so that a power source is saved, and the structure is compact. Meanwhile, the vertical shaft can drive the other transverse shaft to rotate, so that the shaft on the whole support can rotate.
Further, two on the support connect through a pair of meshed gear train between the cross axle, the gear train includes driving gear and driven gear, sets up the driving gear on the cross axle that sets up driving motor, and the driving gear can be rotated by the driven gear to drive another horizontal pole and rotate, another horizontal pole can promote the rotation of vertical axis again, makes the stability reinforcing of whole rolling assembly, and compact structure.
Furthermore, the adjusting structure which is arranged on the transverse shaft and used for adjusting the meshing state of the driving bevel gear and the driven bevel gears of different driven bevel gears of the vertical shaft when the transverse shaft or the vertical shaft displaces is capable of keeping the meshing state of the driving bevel gear of the power transmission part of the horizontal roller and the driven bevel gears of the power transmission part of the vertical roller, so that a stable integral type linkage function is kept, power transmission is stable, and applicability is strong.
Preferably, the adjusting structure comprises a fixed sleeve, a movable sleeve, a pressure spring, an isolating ring, a sliding block and a coordination telescopic rod, the fixed sleeve is fixedly sleeved on the cross shaft, the movable sleeve is axially and slidably connected with the cross shaft and coaxially and rotatably connected with the driving bevel gear, the pressure spring and a positioning structure for fixing the position between the fixed sleeve and the movable sleeve are arranged between the fixed sleeve and the movable sleeve, and the pressure spring is used for pushing the movable sleeve and the driving bevel gear when the cross shaft vertically moves so as to enable the driving bevel gear to be meshed with at least one driven bevel gear.
Furthermore, the push ring is sleeved with the cross shaft and is axially and slidably connected with the cross shaft, the push ring is fixedly connected with the isolation ring, one side, far away from the push ring, of the isolation ring is provided with a rotary bearing rotatably connected with a driving bevel gear, one end of the coordinated telescopic rod is rotatably connected with the vertical shaft, the other end of the coordinated telescopic rod is fixedly connected with a sliding block, the outer wall of the push ring is provided with a sliding groove corresponding to the sliding block, the sliding groove comprises a through groove and a plurality of limiting grooves, the through groove is communicated with each other, the limiting grooves correspond to the driven bevel gears, and the limiting grooves are located at positions closer.
Further, the diameters of the driven bevel gears on the vertical shafts are sequentially increased from top to bottom; in two adjacent driven bevel gears, the diameter of the large end face of the driven bevel gear positioned above is smaller than the diameter of the small end face of the driven bevel gear positioned above, so that the driving bevel gear can be meshed with the driven bevel gears effectively.
Furthermore, the number of the limiting grooves corresponds to the number of the driven bevel gears, the push ring can push the driving bevel gear when the vertical shaft moves transversely, and when the driving bevel gear is meshed with one of the driven bevel gears, the sliding block is positioned in the limiting groove corresponding to the driven bevel gear.
At the moment, when rolling the profiled bars with different sizes, in order to keep the meshing linkage of the driving bevel gear and the driven bevel gear, the working process of the adjusting structure is as follows:
when the transverse shaft vertically moves upwards, the driving bevel gear leaves the driven bevel gear which is engaged at that time, the positioning structure releases the position fixation of the driving bevel gear, the sliding block is positioned in the through groove, the pressing spring pushes the driving bevel gear to be engaged with the other driven bevel gear above the driving bevel gear, and after the engagement is finished, the positioning structure fixes the position of the driving bevel gear and keeps the engagement state of the driving bevel gear and the corresponding driven bevel gear;
when the vertical shaft transversely moves, the positioning structure removes the position fixation of the driving bevel gear, the sliding block is positioned in the limiting groove under the condition that the two vertical rollers are separated from each other, the push ring pushes the driving bevel gear to move, the sliding block is positioned in the limiting groove, the push ring pushes the driving bevel gear to move to push the driving bevel gear to continue to keep meshing with the driven bevel gear, and after the vertical shaft transversely moves, the positioning structure fixes the position of the driving bevel gear;
when the vertical shaft transversely moves, the positioning structure removes the position fixation of the driving bevel gear, the sliding block is positioned in the through groove under the condition that the two vertical rollers are close to each other, the pressing spring pushes the driving bevel gear to move, the driving bevel gear is continuously meshed with the driven bevel gear, the transverse movement of the vertical shaft is finished, and the positioning structure fixes the position of the driving bevel gear.
Preferably, the positioning structure comprises a cylinder body, a piston, a communicating pipe and a movable rod, the cylinder body is filled with a liquid medium, the piston which divides the interior of the cylinder body into two spaces is arranged in the cylinder body, the communicating pipe is embedded in the piston and is communicated with the two spaces in the cylinder body, and an electric control valve is arranged on the communicating pipe; the one end fixed connection fixed sleeve of cylinder body, the one end fixed connection movable rod's of piston one end, the other end of movable rod runs through the cylinder body and fixed connection removes the sleeve.
When the electric control valve is opened, the position between the fixed sleeve and the movable sleeve is changed, the piston is changed in position in the cylinder body, and then a liquid medium between two spaces in the cylinder body flows through the communicating pipe, and at the moment, the positioning structure releases the position fixing state of the driving bevel gear; when the electric control valve is closed, the liquid medium between the two spaces in the cylinder body can not flow through the communicating pipe, the piston can not generate position change in the cylinder body, and the fixed sleeve and the movable sleeve can not generate position change, and at the moment, the positioning structure is in a position state of fixing the driving bevel gear.
The rolling assembly in the high-stability integral special-shaped steel rolling machine further comprises a controller, the controller is used for controlling operation of each part of the assembly, the longitudinal telescopic rod and the transverse telescopic rod are respectively and electrically connected with a signal input end of the controller, and the electric control valve and the coordination telescopic rod are respectively and electrically connected with a signal output end of the controller.
According to actual conditions, the rolling system obtains a steel size change instruction through the input module, the longitudinal telescopic rod and the transverse telescopic rod extend or shorten, the controller controls the electric control valve to open, and at the moment, the positioning structure releases the position fixation of the driving bevel gear.
When the cross shaft moves vertically, the coordinated telescopic rod is shortened, the sliding block enters the through groove, and the pressing spring is convenient to push the driving bevel gear. The transverse shaft stops moving, the longitudinal telescopic rod stops working at the moment, and the controller controls the electromagnetic valve to be closed.
When the vertical shaft moves transversely, the following control actions are divided: when the two vertical rollers move close to each other, the pressing spring pushes the driving bevel gear to move, the coordinated telescopic rod is shortened, the sliding block enters the through groove, and the pressing spring is convenient to push the driving bevel gear; when the two vertical rollers are separated and move, the push ring pushes the driving bevel gear to move, the coordination telescopic rod does not work, the sliding block is located in the limiting groove, and the vertical shaft drives the sliding block and the push ring to move. The vertical shaft stops moving, the transverse telescopic rod stops working at the moment, and the controller controls the electromagnetic valve to be closed.
The invention has the beneficial effects that:
1. the positions of the horizontal roller and the vertical roller in the rolling assembly of the high-stability integral special-shaped steel rolling machine can be adjusted, special-shaped steel pipes with various sizes can be conveniently rolled, the rotating power of the horizontal roller and the rotating power of the vertical roller are shared, a power source is saved, the structure is compact, the fault rate of the whole machine is reduced, and the stability of the rolling efficiency is improved;
2. after the horizontal roller and the vertical roller in the rolling assembly of the high-stability integral special-shaped steel rolling machine are subjected to position adjustment, the meshing state of the driving bevel gear of the power transmission part of the horizontal roller and the meshing state of the driven bevel gear of the power transmission part of the vertical roller can be kept through a linkage adjustment control method, the stable linkage function is kept, the power transmission is stable, and the applicability is strong.
Drawings
FIG. 1 is a schematic structural diagram of the deformed steel rolling assembly;
FIG. 2 is a schematic structural diagram of the deformed steel rolling assembly A;
FIG. 3 is a schematic structural diagram of a positioning structure in the special-shaped steel rolling assembly;
FIG. 4 is a schematic structural diagram of a positioning structure cylinder in the special-shaped steel rolling assembly
FIG. 5 is a schematic structural diagram of the profiled steel rolling assembly at a sliding chute;
FIG. 6 is a control system diagram of the deformed steel rolling assembly;
FIG. 7 is a combination diagram of a horizontal roller and a vertical roller of the rolling groove steel of the special-shaped steel rolling assembly;
FIG. 8 is a combined view of a flat steel horizontal roller and a vertical roller for rolling the deformed steel rolling assembly.
In the figure: 1. a horizontal roll; 2. vertical rolls; 3. a horizontal axis; 4. a drive bevel gear; 5. a vertical axis; 6. a driven bevel gear; 7. a longitudinal telescopic rod; 8. a transverse telescopic rod; 9. a support; 10. a drive motor; 11. steel material; 12. fixing the sleeve; 13. moving the sleeve; 14. a pressure applying spring; 15. a positioning assembly; 16. a push ring; 17. an isolating ring; 18. a slider; 19. coordinating the telescopic rods; 31. a driving gear; 32. a driven gear; 151. a cylinder body; 152. a piston; 153. a communicating pipe; 154. an electrically controlled valve; 155. a movable rod; 161. a through groove; 162. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
A high-stability integral type deformed steel rolling machine comprises a deformed steel rolling assembly, a control module and an input module, referring to fig. 1, wherein the deformed steel rolling assembly comprises horizontal rollers 1 which are vertically distributed and transversely arranged and a group of vertical rollers 2 which are horizontally distributed and longitudinally arranged, steel 10 passes through a space formed by the horizontal rollers 1 and the vertical rollers 2 to form deformed steel, referring to fig. 1, 7 and 8, the deformed steel comprises H-shaped steel and channel steel, the shapes of the horizontal rollers and the vertical rollers are changed, and flat steel or other deformed steel can be formed.
Further, the horizontal roller 1 is fixedly sleeved on the transverse shaft 3, two ends of the transverse shaft 3 are connected with the support 9 in a sliding manner, and a longitudinal telescopic rod 7 is arranged between the transverse shaft 3 and the support 9 and used for adjusting the transverse shaft 3 and the horizontal roller 1 to move vertically; the vertical roll 2 is fixedly sleeved on the vertical shaft 5, and a transverse telescopic rod 8 is arranged between the vertical shaft 5 and the support 9 and used for adjusting the vertical shaft 5 and the vertical roll 2 to transversely move. The horizontal roller 1 moves vertically and the vertical roller 2 moves horizontally, so that the special-shaped steel pipes with various sizes can be rolled conveniently.
Furthermore, the horizontal shaft 3 is sleeved with a driving bevel gear 4 which is axially and slidably connected with the horizontal shaft 3, the vertical shaft 5 is sleeved with at least one driven bevel gear 6 which is axially and slidably connected with the vertical shaft 5, one of the driven bevel gears 6 is meshed with the driving bevel gear 4, one end of the horizontal shaft 3 is provided with a driving motor 10, the driving motor 10 drives the horizontal shaft 3 and the driving bevel gear 4 to rotate, the driving bevel gear 4 drives the driven bevel gear 6 to rotate, so that the vertical shaft 5 and the vertical rollers 2 rotate, and the power for rotating the horizontal rollers 1 and the vertical rollers 2 is shared, thereby saving a power source and having a compact structure. Meanwhile, the vertical shaft 5 can drive the other transverse shaft 3 to rotate, so that the shaft on the whole support 9 can rotate.
Further, two on the support 9 the cross axle 3 is connected through a pair of engaged gear train between, the gear train includes driving gear 31 and driven gear 32, sets up driving gear 31 on the cross axle 3 that sets up driving motor 10, and driving gear 31 can be rotated by driven gear 32 to drive another horizontal pole 3 and rotate, another horizontal pole 3 can promote the rotation of vertical axis 5 again, makes the stability reinforcing of whole rolling assembly, and compact structure.
Furthermore, the adjusting structure which is arranged on the transverse shaft 3 and used for adjusting the meshing state of the driving bevel gear 4 and the driven bevel gears 6 of the different driven bevel gears of the vertical shaft 5 when the transverse shaft 3 or the vertical shaft 5 is displaced can keep the meshing state of the driving bevel gear of the power transmission part of the horizontal roller and the driven bevel gear of the power transmission part of the vertical roller, so that the stable linkage function is kept, the power transmission is stable, and the applicability is strong.
Referring to fig. 2, the adjusting structure in this embodiment includes a fixed sleeve 12, a movable sleeve 13, a pressure spring 14, a spacer ring 17, a slider 18, and a coordinating telescopic rod 19, the fixed sleeve 12 is fixedly sleeved on the cross shaft 3, the movable sleeve 13 is axially slidably connected to the cross shaft 3 and coaxially rotatably connected to the drive bevel gear 4 through a bearing, the pressure spring 14 and a positioning structure 15 for fixing the position between the fixed sleeve 12 and the movable sleeve 13 are disposed between the fixed sleeve 12 and the movable sleeve 13, and the pressure spring 14 is configured to push the movable sleeve 13 and the drive bevel gear 4 when the cross shaft 3 moves vertically, so that the drive bevel gear 4 is kept engaged with the at least one driven bevel gear 6.
Further, the push ring 16 is sleeved with the cross shaft 3 and is axially slidably connected with the cross shaft 3, the push ring 16 is fixedly connected with the isolation ring 17, one side of the isolation ring 17, which is far away from the push ring 16, is provided with a rotary bearing rotatably connected with the drive bevel gear 4, one end of the coordination telescopic rod 19 is rotatably connected with the vertical shaft 5 through a bearing, the other end of the coordination telescopic rod 19 is fixedly connected with the sliding block 18, the outer wall of the push ring 16 is provided with a sliding groove corresponding to the sliding block 18, referring to fig. 5, the sliding groove comprises a through groove 161 and a plurality of limiting grooves 162 corresponding to the driven bevel gears 6, and the limiting grooves 162 are located at positions closer to the axis of the cross shaft 3 than the through groove 161.
Further, the diameters of the driven bevel gears 6 on the vertical shafts 5 are sequentially increased from top to bottom; in two adjacent driven bevel gears 6, the diameter of the large end face of the driven bevel gear 6 positioned above is smaller than the diameter of the small end face of the driven bevel gear 6 positioned above, so that the driving bevel gear 4 can be effectively meshed with the driven bevel gear 6.
Further, the number of the limiting grooves 162 corresponds to the number of the driven bevel gears 6, in order to keep the vertical shaft 5 moving laterally, the push ring 16 can push the drive bevel gear 4, and when the drive bevel gear 4 is engaged with one of the driven bevel gears 6, the sliding block 18 is located inside the limiting groove 162 corresponding to the driven bevel gear 6. In this embodiment, the slide block 18 is located inside the limiting groove 162, and is in the working state of the rolling assembly.
At this time, when rolling the profiled bars with different sizes, in order to keep the engagement of the driving bevel gear 4 and the driven bevel gear 6, the working process of the adjusting structure for keeping linkage is as follows:
when the transverse shaft 3 vertically moves upwards, the driving bevel gear 4 leaves the driven bevel gear 6 which is engaged at that time, the positioning structure 15 releases the position fixation of the driving bevel gear 4, the sliding block 18 is positioned in the through groove 161, the pressing spring 14 pushes the driving bevel gear 4 to be engaged with another driven bevel gear 6 above, after the engagement is finished, the positioning structure 15 fixes the position of the driving bevel gear 4 and keeps the engagement state of the driving bevel gear 4 and the corresponding driven bevel gear 6;
when the vertical shaft 5 moves transversely, the positioning structure 15 releases the position fixation of the drive bevel gear 4, the sliding block 18 is positioned in the limiting groove 162 under the condition that the two vertical rollers 2 are separated from each other, the push ring 16 pushes the drive bevel gear 4 to move, the sliding block 18 is positioned in the limiting groove 162, the push ring 16 pushes the drive bevel gear 4 to move to push the drive bevel gear 4 to continue to be meshed with the driven bevel gear 6, the vertical shaft 5 finishes moving transversely, and the positioning structure 15 fixes the position of the drive bevel gear 4.
When the vertical shaft 5 moves transversely, the positioning structure 15 releases the position fixation of the drive bevel gear 4, when the two vertical rollers 2 are close to each other, the sliding block 18 is positioned in the through groove 161, the pressing spring 14 pushes the drive bevel gear 4 to move, the drive bevel gear 4 and the driven bevel gear 6 are continuously kept meshed, the vertical shaft 5 finishes moving transversely, and the positioning structure 15 fixes the position of the drive bevel gear 4.
Referring to fig. 3 and 4, the positioning structure 15 in this embodiment includes a cylinder 151, a piston 152, a communication pipe 153, and a movable rod 155, the cylinder 151 is filled with a liquid medium, in this embodiment, only the liquid medium is hydraulic oil, the piston 152 is disposed inside the cylinder 151 and divides the inside of the cylinder 151 into two spaces, the communication pipe 153 communicates the two spaces, and an electric control valve 154 is disposed on the communication pipe 153; one end of the cylinder 151 is fixedly connected with the fixed sleeve 12, one end of the piston 152 is fixedly connected with one end of the movable rod 155, and the other end of the movable rod 155 penetrates through the cylinder 151 and is fixedly connected with the movable sleeve 13.
When the electric control valve 154 is opened, the position between the fixed sleeve 12 and the movable sleeve 13 changes, the piston 152 changes the position inside the cylinder 151, the liquid medium between the two spaces inside the cylinder 15 flows through the communication pipe 153, and at this time, the positioning structure 15 releases the position fixing state of the drive bevel gear 4; when the electronic control valve 154 is closed, the liquid medium between the two spaces inside the cylinder 15 does not flow through the communication pipe 153, the piston 152 does not change its position inside the cylinder 151, and the fixed sleeve 12 and the movable sleeve 13 do not change their positions, and at this time, the positioning structure 15 is in a state of fixing the position of the drive bevel gear 4.
Referring to fig. 6, the rolling assembly in the high-stability integrated special-shaped steel rolling machine in the present embodiment further includes a controller for controlling the operation of each part of the assembly, the longitudinal telescopic rod 7 and the transverse telescopic rod 8 are respectively electrically connected to a signal input end of the controller, and the electric control valve 154 and the coordinating telescopic rod 19 are respectively electrically connected to a signal output end of the controller.
According to actual conditions, the rolling mill obtains a steel size change instruction of an input module, the longitudinal telescopic rod 7 and the transverse telescopic rod 8 extend or shorten, the controller controls the electric control valve 154 to open, and at the moment, the positioning structure 15 releases the position fixing of the driving bevel gear 4.
When the transverse shaft 3 moves vertically, the coordinated telescopic rod 19 is shortened, the slide block 18 enters the through groove 162, and the pressure spring 14 is convenient to push the driving bevel gear 4 at the moment. The transverse shaft 3 stops moving, at the same time, the longitudinal telescopic rod 7 stops working, the controller controls the electromagnetic valve 154 to be closed, the telescopic rod 19 is coordinated to extend and reset, and the sliding block 18 enters the corresponding limiting groove 161.
When the vertical shaft 5 moves transversely, the following control actions are divided: when the two vertical rollers 2 move closer to each other, the pressure applying spring 14 pushes the drive bevel gear 4 to move, the coordinated telescopic rod 19 shortens, the sliding block 18 enters the through groove 162, and the pressure applying spring 14 conveniently pushes the drive bevel gear 4; when the two vertical rollers 2 move away from each other, the push ring 16 pushes the driving bevel gear 4 to move, the coordination telescopic rod 19 does not work, the sliding block 18 is located in the limiting groove 162, and the vertical shaft 5 drives the sliding block 18 and the push ring 16 to move. The vertical shaft 5 stops moving, at this time, the transverse telescopic rod 8 stops working, and the controller controls the electromagnetic valve 154 to be closed.
In this embodiment, the working process of the linkage rolling assembly is as follows:
(1) and (3) rolling: the horizontal roller and the vertical roller are arranged, the driving motor 10 is started, the driving motor 10 drives one of the transverse shafts 3 and the driving bevel gear 4 to rotate, the driving bevel gear 4 drives the driven bevel gear 6 to rotate, the two vertical shafts 5 and the vertical roller 2 to rotate, the vertical shaft 5 drives the other transverse shaft 3 to rotate, the power of the rotation of the horizontal roller 1 and the vertical roller 2 is shared, the vertical shaft 5 can drive the other transverse shaft 3 to rotate, and the shafts on the whole support 9 can rotate. Meanwhile, the driving gear 31 can be rotated by the driven gear 32 to drive the other cross rod 3 to rotate, and the other cross rod 3 can promote the rotation of the vertical shaft 5, so that the stability of the whole rolling assembly is enhanced, and the structure is compact.
(2) Linkage adjustment process:
when the horizontal shaft 3 moves vertically, taking upward movement as an example, the longitudinal telescopic rod 7 contracts, the electric control valve 154 opens, the position between the fixed sleeve 12 and the movable sleeve 13 changes, the piston 152 generates position change in the cylinder 151, the liquid medium between the two spaces in the cylinder 15 flows through the communication pipe 153, the positioning structure 15 releases the position fixation of the drive bevel gear 4, and meanwhile, the coordinated telescopic rod 19 shortens, and the slider 18 enters the through groove 162; at the moment, the driving bevel gear 4 leaves the driven bevel gear 6 which is engaged at that moment, the sliding block 18 is positioned in the through groove 161, the pressing spring 14 pushes the driving bevel gear 4 to be engaged with the other driven bevel gear 6 above, after the engagement is finished, the longitudinal telescopic rod 7 stops working, the controller controls the electromagnetic valve 154 to be closed, the positioning structure 15 fixes the position of the driving bevel gear 4, the driving bevel gear 4 is kept engaged with the corresponding driven bevel gear 6, the telescopic rod 19 is coordinated to extend and reset, and the sliding block 18 enters the corresponding limiting groove 161.
Taking the two vertical rollers away from each other as an example when the vertical shaft 5 moves transversely, the transverse telescopic rod 8 contracts, the electric control valve 154 opens, a position change occurs between the fixed sleeve 12 and the movable sleeve 13, the piston 152 generates a position change inside the cylinder 151, the liquid medium between the two spaces inside the cylinder 15 will flow through the communication pipe 153, the positioning structure 15 releases the position fixing of the driving bevel gear 4, the coordinated telescopic rod 19 does not work, the slide block 18 is located in the limit groove 162, the vertical shaft 5 drives the sliding block 18 and the push ring 16 to move, the push ring 16 and the driven bevel gear 6 push the driving bevel gear 4 to move, so that the driving bevel gear 4 and the driven bevel gear 6 are always kept in a meshed state, the transverse telescopic rod 8 stops working after the vertical shaft 5 transversely moves, the controller controls the electromagnetic valve 154 to be closed, the positioning structure 15 fixes the position of the driving bevel gear 4, and the meshed state of the driving bevel gear 4 and the corresponding driven bevel gear 6 is kept.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A high-stability integral profiled steel rolling assembly is characterized by comprising a support (9), a group of horizontal rollers (1) which are vertically distributed and transversely arranged and are positioned on the support (9), and a group of vertical rollers (2) which are horizontally distributed and longitudinally arranged, wherein the horizontal rollers (1) are fixedly sleeved on a transverse shaft (3), a longitudinal telescopic rod (7) is arranged between the transverse shaft (3) and the support (9), two transverse shafts (3) on the support (9) are connected through a pair of meshed gear sets, the transverse shaft (3) is sleeved with a driving bevel gear (4) which is axially and slidably connected with the transverse shaft (3), the vertical rollers (2) are fixedly sleeved on a vertical shaft (5), a transverse telescopic rod (8) is arranged between the vertical shaft (5) and the support (9), the vertical shaft (5) is sleeved with at least one driven bevel gear (6) which is axially and slidably connected with the vertical shaft (5), one of the driven bevel gears (6) is meshed with the driving bevel gear (4), and the horizontal shaft (3) is provided with an adjusting structure which is used for adjusting the meshing of the driving bevel gear (4) and the different driven bevel gears (6) of the vertical shaft (5) when the horizontal shaft (3) or the vertical shaft (5) displaces.
2. A highly stable integrated profiled steel rolling assembly according to claim 1, characterized in that the diameter of the driven bevel gear (6) on the vertical shaft (5) increases from top to bottom;
in two adjacent driven bevel gears (6), the diameter of the large end face of the driven bevel gear (6) positioned above is smaller than the diameter of the small end face of the driven bevel gear (6) positioned above.
3. A high-stability integrated profiled steel rolling assembly according to claim 2, characterized in that the adjusting structure comprises a fixed sleeve (12), a movable sleeve (13), a pressure spring (14), a spacing ring (17), a sliding block (18) and a coordinating telescopic rod (19), the fixed sleeve (12) is fixedly sleeved on the transverse shaft (3), the movable sleeve (13) is axially and slidably connected with the transverse shaft (3) and coaxially and rotatably connected with the driving bevel gear (4), the pressure spring (14) and a positioning structure (15) for fixing the position between the fixed sleeve (12) and the movable sleeve (13) are arranged between the fixed sleeve (12) and the movable sleeve (13);
the push ring (16) is sleeved with the cross shaft (3) and is axially and slidably connected with the cross shaft (3), the push ring (16) is fixedly connected with the isolation ring (17), one side, far away from the push ring (16), of the isolation ring (17) is provided with a rotary bearing and a driving bevel gear (4), one end of the coordination telescopic rod (19) is rotatably connected with the vertical shaft (5), the other end of the coordination telescopic rod (19) is fixedly connected with a sliding block (18), the outer wall of the push ring (16) is provided with a sliding groove corresponding to the sliding block (18), the push ring comprises a through groove (161) and a plurality of limiting grooves (162) which are communicated with each other and correspond to the driven bevel gear (6), and the limiting grooves (162) are located at positions closer to the axis of the cross shaft (3) than the through groove.
4. A highly stable integrated profiled steel rolling assembly according to claim 3, wherein the number of the limiting grooves (162) corresponds to the number of the driven bevel gears (6), and when the driving bevel gear (4) is engaged with one of the driven bevel gears (6), the sliding block (18) is positioned inside the corresponding limiting groove (162) of the driven bevel gear (6).
5. A highly stable integrated deformed steel bar rolling assembly according to claim 3, wherein the positioning structure (15) comprises a cylinder (151), a piston (152), a communicating pipe (153) and a movable rod (155), the piston (152) which divides the interior of the cylinder (151) into two spaces is arranged in the cylinder (151), the communicating pipe (153) is embedded in the piston (152), the communicating pipe (153) communicates the two spaces of the cylinder (151), and an electric control valve (154) is arranged on the communicating pipe (153);
one end fixed connection fixed sleeve (12) of cylinder body (151), the one end fixed connection movable rod (155)'s of piston (152) one end, the other end of movable rod (155) runs through cylinder body (151) and fixed connection removes sleeve (13).
6. A highly stable integrated profiled steel rolling assembly according to claim 5, further comprising a controller, wherein the longitudinal telescopic rod (7) and the transverse telescopic rod (8) are electrically connected to a signal input end of the controller respectively, and the electric control valve (154) and the coordinating telescopic rod (19) are electrically connected to a signal output end of the controller respectively.
7. A highly stable integrated profiled steel rolling assembly as claimed in claim 5 or 6, wherein in order to maintain the engagement of the driving bevel gear (4) and the driven bevel gear (6) during rolling of profiled bars of different sizes, the control method of maintaining the linkage comprises the following steps:
when the transverse shaft (3) moves vertically, the positioning structure (15) releases the position fixation of the driving bevel gear (4), the sliding block (18) is positioned in the through groove (161), the pressing spring (14) pushes the driving bevel gear (4) to be meshed with the driven bevel gear (6) at the corresponding position in the vertical direction, and after the meshing is finished, the positioning structure (15) fixes the position of the driving bevel gear (4);
when the vertical shaft (5) moves transversely, the positioning structure (15) releases the position fixation of the driving bevel gear (4), under the condition that the two vertical rollers (2) are separated from each other, the sliding block (18) is positioned in the limiting groove (162), the push ring (16) pushes the driving bevel gear (4) to move to push the driving bevel gear (4) to be continuously meshed with the driven bevel gear (6), the vertical shaft (5) finishes the transverse movement, and the positioning structure (15) fixes the position of the driving bevel gear (4);
when the vertical shaft (5) moves transversely, the positioning structure (15) releases the position fixation of the driving bevel gear (4), under the condition that the two vertical rollers (2) are close to each other, the sliding block (18) is positioned in the through groove (161), the pressing spring (14) pushes and pushes the driving bevel gear (4) to move, the driving bevel gear (4) and the driven bevel gear (6) are continuously kept meshed, the vertical shaft (5) moves transversely, and the positioning structure (15) fixes the position of the driving bevel gear (4).
8. A high-stability integrated deformed steel rolling mill comprising the high-stability integrated deformed steel rolling assembly according to claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805718.3A CN111940500A (en) | 2020-08-12 | 2020-08-12 | High-stability integral deformed steel rolling machine and rolling assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805718.3A CN111940500A (en) | 2020-08-12 | 2020-08-12 | High-stability integral deformed steel rolling machine and rolling assembly thereof |
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| Publication Number | Publication Date |
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| CN111940500A true CN111940500A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010805718.3A Withdrawn CN111940500A (en) | 2020-08-12 | 2020-08-12 | High-stability integral deformed steel rolling machine and rolling assembly thereof |
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| CN (1) | CN111940500A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547803A (en) * | 2020-11-18 | 2021-03-26 | 湖北立晋钢铁集团有限公司 | Hot rolling equipment for deformed steel bar |
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