CN117324395A - Roller lifting device of cold rolling mill - Google Patents

Abstract

The application relates to a roller lifting device of a cold rolling mill, which relates to the technical field of cold rolling mills and comprises a mounting frame, wherein a roller mechanism is arranged in the mounting frame and comprises a frame, a first roller and a second roller, and two ends of the first roller and the second roller are both in sliding connection with the frame along the vertical direction; the frame is provided with a lifting mechanism, the lifting mechanism comprises a fine adjustment driving assembly, the fine adjustment driving assembly is in plug-in fit with the first roller and the second roller, and the first roller and the second roller are both in sliding connection with the fine adjustment driving assembly; the fine adjustment driving assembly is connected with a lifting driving assembly capable of driving the fine adjustment driving assembly to slide along the vertical direction; the lifting mechanism is provided with a two-axis moving mechanism capable of driving the lifting mechanism to move in a horizontal plane. The setting of this fine setting actuating mechanism convenient to detach, so when overhauling, can reduce the dismantlement time of hoist mechanism and roll mechanism, the maintenance of roll mechanism of being convenient for.

Description

Roller lifting device of cold rolling mill

Technical Field

The application relates to the technical field of cold rolling mills, in particular to a roller lifting device of a cold rolling mill.

Background

The cold rolling mill is a new type of cold-rolling processing equipment for reinforcing steel bar, and the main working parts and tools for making metal produce continuous plastic deformation on the mill.

The cold rolling mill generally comprises two parts, namely a working mechanism and a transmission mechanism, wherein the working mechanism mainly comprises a frame, rollers, roller bearings, a roller adjusting structure, a guide mechanism, a rolling seat and other structures, the rollers are used for realizing rolling operation, and other parts are mainly used for installing the rollers. The transmission mechanism mainly comprises a gear base, a speed reducer, a connecting shaft, a coupling and other structures and is mainly used for driving the roller.

At present, the roller adjusting device mainly comprises two types, one type is a lifting mechanism for lifting the roller to a specified position, so that the roller is convenient to replace; the other is a fine adjustment mechanism for adjusting the distance between the two rolls, thereby adjusting the thickness of the product produced.

The roller structure of the common cold rolling mill on the market is that the rollers are connected to the frame through the roller way in the mill, the hydraulic cylinder is arranged on the track in the mill, the hydraulic cylinder drives the rollers to lift to adjust the distance between the rollers or to realize integral lifting of the roller group, the structure is provided with a mechanism of the hydraulic cylinder, so that the process space and the maintenance space in the frame are smaller, and the rollers are removed one by one during maintenance, so that the downtime of the whole cold rolling mill is longer, the production efficiency of the cold rolling mill can be influenced, and the production cost of products can be increased.

Disclosure of Invention

The utility model provides a cold rolling mill roll hoisting device, on can realizing promoting the basis of roll, reduce the maintenance and demolish hoisting device's time in the middle of, and then reduce cold rolling mill's down time, further can reduce the manufacturing cost of product.

The application provides a cold rolling mill roll hoisting device adopts following technical scheme: the roller lifting device of the cold rolling mill comprises a mounting frame, wherein a roller mechanism is arranged in the mounting frame and comprises a frame, a first roller and a second roller, the first roller and the second roller are arranged in parallel, and two ends of the first roller and the second roller are both in sliding connection with the frame along the vertical direction;

the lifting mechanism comprises a fine adjustment driving assembly, the fine adjustment driving assembly is in plug-in fit with the first roller and the second roller along the axial direction of the first roller, the first roller and the second roller are both in sliding connection with the fine adjustment driving assembly along the axial direction of the first roller and the second roller, and the fine adjustment driving assembly can drive the first roller and the second roller to move close to each other or away from each other;

the fine adjustment driving assembly is connected with a lifting driving assembly capable of driving the fine adjustment driving assembly to slide along the vertical direction;

the lifting mechanism is provided with a two-axis moving mechanism capable of driving the lifting mechanism to move in a horizontal plane.

Through adopting above-mentioned technical scheme, firstly, roll mechanism passes through the setting of frame, first roll and second roll, can realize rolling work.

Then, in the hoist mechanism fine setting actuating mechanism can drive first roll and second roll and be close to each other or keep away from each other and move, and fine setting actuating mechanism can follow the axial grafting cooperation of first roll, so when needing to adjust the distance between first roll and the second roll, can be connected with first roll and second roll through fine setting actuating mechanism, realize regulating function.

And because the fine adjustment driving mechanism can be driven to lift in the vertical direction through the lifting driving assembly after being spliced with the first roller and the second roller, the integral lifting of the first roller and the second roller can be realized.

Therefore, through the effect of the lifting mechanism, the adjustment of the distance between the first roller and the second roller and the position adjustment of the first roller and the second roller in the vertical direction can be realized, and the functions of the common lifting mechanism are met.

Because fine setting actuating mechanism can slide the separation with first roll and second roll, and the cooperation diaxon moving mechanism sets up, when need overhauling rolling mechanism, realize automatic with fine setting actuating mechanism and roll mechanism separation through diaxon moving platform, so can give up the space for maintaining roll mechanism this moment, also reduced the time of dismantling elevating system simultaneously, reduce the down time of rolling mill to can reduce the influence to production efficiency and manufacturing cost of product.

Optionally, the stand includes two mounting plates, the two mounting plates are oppositely disposed along an axial direction of the first roller, and the first roller and the second roller are both located between the two mounting plates;

the mounting plate is provided with a sliding groove, the length direction of the sliding groove is arranged along the vertical direction, the two ends of the first roller and the second roller are connected with bearing seats, the bearing seats are in plug-in fit with the corresponding sliding groove, and the bearing seats are in sliding connection with the corresponding inner wall of the sliding groove along the vertical direction.

Through adopting above-mentioned technical scheme, two mounting panels are used for installing first roll and second roll in the frame, and the setting of bearing frame can realize the connection of first roll and second roll and frame.

The mounting plate sliding groove is formed, and on one hand, a bearing seat is mounted; on the other hand, it is ensured that the first roll and the second roll can slide in the vertical direction.

Optionally, the mounting panel is last still to be provided with locating component, locating component includes the constant head tank, the constant head tank is seted up on the both sides wall that the sliding tray is along the horizontal direction is relative, the constant head tank interpolation has the locating plate, the locating plate is followed the width direction of sliding tray with constant head tank inner wall sliding connection, be connected with a plurality of on the locating plate and can drive the locating plate is followed the gliding locking drive piece of width direction of sliding tray.

Through adopting above-mentioned technical scheme, locating component's setting, because the locating plate slides in the sliding tray, so under the drive of locking driving piece, the locating plate can be towards the bearing frame motion or keep away from the bearing frame motion. When the positioning plate moves towards the bearing seat, the positioning plate can abut against the bearing seat to realize the clamping of the bearing seat and the positioning of the first roller and the second roller; when the locating plate is far away from the bearing seat, the locating plate can be separated from the bearing seat, and the bearing seat can slide in the sliding groove along the vertical direction.

Through the setting of locating component, when the position of first roll and second roll need be adjusted, can realize the connection of hoist mechanism to first roll and second roll through biaxial movement mechanism, realize the regulation to first rotation and second roll position. After the adjustment is completed, the first roller and the second roller can be fixed by the positioning assembly, and the lifting mechanism can be separated from the first roller and the second roller by the two-axis moving mechanism.

Therefore, when the roller mechanism works normally, the lifting mechanism is separated from the roller mechanism, so that the roller mechanism can be directly stopped for inspection during maintenance without disassembling or moving the lifting mechanism.

Optionally, a plurality of locking grooves are formed in one side, facing the positioning plate, of the bearing seat, and the plurality of locking grooves are sequentially arranged at intervals along the vertical direction;

a plurality of locking blocks are arranged on one side, facing the bearing seat, of the positioning plate, and the locking blocks are sequentially arranged at intervals along the vertical direction;

the locking blocks are in plug-in fit with the corresponding locking grooves along the sliding direction of the positioning plate, and the locking blocks are in sliding connection with the inner walls of the corresponding locking grooves along the sliding direction of the positioning plate.

Through adopting above-mentioned technical scheme, offer the locking piece of cooperation locating plate of locking groove on the bearing frame for after the locating plate contradicts the bearing frame, the locking piece can peg graft the cooperation with the locking groove that corresponds, thereby can increase the fixed stability of locating plate to the bearing frame.

Optionally, a plug-in column is arranged on one side of the bearing pedestal away from the first roller;

the fine adjustment driving assembly comprises a guide frame and two plug seats, wherein the two plug seats are arranged in the guide frame at intervals along the vertical direction, and the plug seats are connected with the guide frame in a sliding manner along the vertical direction;

the plugging seat is provided with a plugging hole towards one side of the rack, the plugging hole is in plugging fit with the corresponding plugging column, and the plugging column is in sliding connection with the inner wall of the plugging hole along the axial direction of the plugging column;

a driving piece is arranged between the two plug seats, and the driving piece can drive the two plug seats to move close to or away from each other along the vertical direction.

Through adopting above-mentioned technical scheme, the installation of bayonet socket can be realized to the guide frame in the fine setting drive assembly, can realize the restriction of distance between two bayonet sockets simultaneously. The spliced pole cooperation setting on spliced seat and the bearing frame can realize quick connect and quick dismantlement between fine setting drive assembly and the first roll and the second roll.

Optionally, the driving piece includes drive gear, driving motor and two drive racks, drive rack looks parallel arrangement just all sets up along vertical direction, two drive racks all with drive gear intermeshing, driving motor with drive gear coaxial coupling, the socket with drive rack one-to-one sets up, just the socket with corresponding drive rack interconnect.

Through adopting above-mentioned technical scheme, drive gear cooperation two drive racks for when drive gear rotates, two drive racks can be in vertical direction towards opposite direction motion, so after socket and corresponding drive rack interconnect, when drive gear rotates, two sockets can keep away from each other or be close to each other and move, realizes the regulation of the distance between first roll and the second roll.

Optionally, the socket is provided with a driving connection piece, the driving connection piece comprises a connection plate, a sliding insertion groove is formed in one side, away from the socket, of the connection plate, and the sliding insertion groove penetrates through the connection plate along the vertical direction;

the sliding insertion grooves are in insertion fit with the corresponding driving racks, and the driving racks are in sliding connection with the inner walls of the corresponding sliding insertion grooves along the vertical direction;

the connecting groove is formed in the inner wall of the sliding inserting groove, the clamping plate is inserted into the connecting groove and connected with the inner wall of the connecting groove in a sliding mode along the width direction of the sliding inserting groove, and the clamping driving piece capable of driving the clamping plate to slide along the width direction of the sliding inserting groove is connected to the clamping plate.

By adopting the technical scheme, the driving rack and the corresponding socket are connected through the arrangement of the driving connecting piece. Through seting up of slip jack groove, ensure that the drive rack can follow vertical direction and slide, and the setting of card fixed driving piece of card fixed board cooperation, under the drive of card fixed driving piece, the card fixed board can be moved towards the direction of drive rack to the card fixed board can card the drive rack, realizes the connection of drive rack and plug seat. At this time, the drive rack can drive the socket to move.

When only the first roller is required to move in the vertical direction, the corresponding driving rack is connected with the corresponding plug-in socket of the first roller through the clamping plate, and the clamping plate on the other plug-in socket is separated from the corresponding driving rack, so that the driving rack can drive the first roller to lift in the vertical direction at the moment, and the second roller is not moved; the same applies when only the second roll is required to move in the vertical direction.

Optionally, two driving connecting pieces are arranged on the plug seat, the driving racks are arranged in one-to-one correspondence with the driving connecting pieces, and the driving connecting pieces are in plug fit with the corresponding driving racks.

Through adopting above-mentioned technical scheme, be provided with two drive connecting pieces on the bayonet socket, two drive connecting pieces respectively with the drive rack grafting cooperation that corresponds, first roll and second roll can select the drive rack that needs to be connected for first roll and second roll can select to rise along vertical direction or descend along vertical direction.

Optionally, two lifting mechanisms are provided, and the two lifting mechanisms are respectively located at two ends of the first roller along the axial direction of the first roller;

the two-axis moving mechanism comprises a synchronous moving assembly, the synchronous moving assembly comprises a mounting seat, a first lead screw, a second lead screw and a synchronous driving motor, the first lead screw is coaxially connected with the second lead screw, the threads of the first lead screw and the threads of the second lead screw are opposite in rotation direction, the synchronous driving motor is coaxially connected with the first lead screw, the second lead screw and the synchronous driving motor are all mounted on the mounting seat, the mounting seat is mutually connected with the mounting seat, and the first lead screw and the second lead screw are respectively mutually connected with the corresponding lifting mechanism.

Through adopting above-mentioned technical scheme, at first, roller mechanism both ends all set up elevating system, so can realize the stability of the position adjustment of first roll and second roll.

Then, the cooperation setting of mount pad, first lead screw, second lead screw and synchronous driving motor in the synchronous motion subassembly, because first lead screw and second lead screw coaxial coupling, and the screw thread revolves to opposite directions, so when synchronous driving motor drives, two elevating system can be close to each other or keep away from each other and move, this just can realize two fine setting driving components and first roll and the synchronous grafting cooperation of second roll or synchronous separation.

Optionally, the mount pad with be provided with between the mounting bracket and move the subassembly of stepping down, move the subassembly and include the promotion driving piece of stepping down, the drive direction of promotion driving piece sets up along the horizontal direction and is perpendicular to the axial setting of first roll, promote the driving piece both ends respectively with the mount pad and mounting bracket interconnect, the mount pad with mounting bracket sliding connection.

Through adopting above-mentioned technical scheme, the setting of motion subassembly gives way, owing to promote the driving piece and can drive the mount pad motion, so the cooperation synchronous motion subassembly can be with the tip of hoist mechanism push away first roll, ensures when changing first roll, can provide the change space for first roll is changed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. because the fine adjustment driving mechanism can be in sliding separation or sliding insertion connection with the first roller and the second roller, the dismounting time of the lifting mechanism and the roller mechanism can be reduced during maintenance due to the arrangement of the fine adjustment driving mechanism which is convenient to detach, and the maintenance of the roller mechanism is convenient.

2. The setting of diaxon moving mechanism can automatic realization hoist mechanism and roll mechanism's quick connect and quick dismantlement.

3. The setting of positioning mechanism can fix the position of first roll and second roll for after elevating system is accomplished the roll mechanism and is adjusted, elevating system can be separated with roll mechanism, so when overhauling roll mechanism, need not eat and dismantle elevating system.

Drawings

Fig. 1 is a schematic view of the overall structure of a cold rolling mill roller lifting device in the present application.

Fig. 2 is a schematic view of the entire structure of the roll mechanism in the present application.

Fig. 3 is a schematic cross-sectional view of the roll mechanism of the present application.

Fig. 4 is a schematic view of the overall structure of the roll mechanism and the lifting mechanism in the present application.

FIG. 5 is a schematic view of the overall structure of the fine adjustment drive assembly of the present application.

FIG. 6 is a schematic cross-sectional view of a fine drive assembly of the present application.

Fig. 7 is a partially enlarged schematic structural view of the portion a.

Fig. 8 is a schematic diagram of the overall structure of the synchronous motion assembly in the present application.

In the figure, 1, a mounting rack;

2. a roller mechanism; 21. a frame; 211. a mounting plate; 212. a sliding groove; 22. a first roller; 23. a second roller; 24. a bearing seat; 25. a positioning assembly; 251. a positioning groove; 252. a positioning plate; 253. a locking block; 254. a locking groove; 255. locking the driving member; 256. a guide chute; 257. a guide strut;

3. a lifting mechanism; 31. a fine tuning drive assembly; 311. a plug-in column; 312. a guide frame; 313. a socket; 3131. a plug hole; 314. a driving member; 3141. a drive gear; 3142. a drive rack; 3143. a driving motor; 315. a drive connection; 3151. a connecting plate; 3152. sliding plug grooves; 3153. a connecting groove; 3154. a locking plate; 3155. a locking driving piece; 3156. tooth slots; 32. a lifting driving assembly; 321. a mounting frame; 322. lifting the driving member;

4. a biaxial movement mechanism; 41. a synchronous motion assembly; 411. a mounting base; 412. a first lead screw; 413. a second lead screw; 414. a synchronous driving motor; 42. a yielding motion assembly; 421. abdicating the guide long plate; 422. a abdication guide long groove; 423. pushing the driving member.

Detailed Description

The present application is described in further detail below with reference to fig. 1-8.

Referring to fig. 1 and 2, a roller lifting device of a cold rolling mill comprises a mounting frame 1, wherein a roller mechanism 2 is arranged in the mounting frame 1, the roller mechanism 2 comprises a first roller 22 and a second roller 23, the first roller 22 and the second roller 23 are arranged in parallel, the axial direction of the first roller 22 is arranged along the horizontal direction, and the first roller 22 and the second roller 23 are arranged at intervals along the vertical direction, so that the roller mechanism 2 can be used for rolling through the cooperation of the first roller 22 and the second roller 23.

Referring to fig. 1 and 2, a lifting mechanism 3 is disposed on a frame 21, the lifting mechanism 3 includes two fine adjustment driving assemblies 31, the two fine adjustment driving assemblies 31 are respectively located at two axial ends of a first roller 22, two ends of the first roller 22 and two ends of a second roller 23 are respectively in plug-in fit with the corresponding fine adjustment driving assemblies 31 along the axial direction of the first roller 22, and the first roller 22 and the second roller 23 are respectively in sliding connection with the corresponding fine adjustment driving assemblies 31 along the axial direction of the second roller 23. The fine adjustment drive assembly 31 enables adjustment of the distance between the first roll 22 and the second roll 23, and the fine adjustment drive assembly 31 also facilitates removal from the first roll 22 and the second roll 23.

Referring to fig. 1 and 2, a lift driving assembly 32 is provided on an upper side of the fine adjustment driving assembly 31, the lift driving assembly 32 is provided in a vertical direction, and a biaxial movement mechanism 4 is connected to an upper end of the lift driving assembly 32. Therefore, the movement of the fine adjustment driving assembly 31 can be realized in the vertical direction through the lifting driving assembly 32, and the movement of the fine adjustment driving assembly 31 can be realized in the horizontal plane through the two-axis moving mechanism 4, so that the fine adjustment driving assembly 31 can be automatically separated from the roller mechanism 2 when the roller mechanism 2 needs to be maintained, and the maintenance of the roller mechanism 2 is facilitated.

Referring to fig. 2, the stand 21 includes two mounting plates 211, the two mounting plates 211 being spaced apart from each other in the axial direction of the first roll 22, and the first roll 22 and the second roll 23 being located between the two mounting plates 211.

Referring to fig. 2, a sliding groove 212 is provided in the mounting plate 211 on the side facing the first roll 22, the sliding groove 212 penetrating the mounting plate 211 in the axial direction of the first roll 22, and the sliding groove 212 being provided in the vertical direction in the longitudinal direction.

Referring to fig. 2, chocks 24 are rotatably connected to both ends of the first roll 22 and both ends of the second roll 23. Bearing housing 24 is inserted into sliding groove 212 along the axial direction of first roller 22, and bearing housing 24 is slidably connected to the inner wall of sliding groove 212 along the vertical direction. Therefore, by opening the slide groove 212, it is ensured that the first roller 22 and the second roller 23 can slide in the vertical direction, and position adjustment is achieved.

Referring to fig. 2 and 3, positioning assemblies 25 are disposed on inner walls of two opposite sides of the sliding groove 212, the positioning assemblies 25 include positioning grooves 251, the positioning grooves 251 are formed on two inner walls of the sliding groove 212 opposite to each other in the horizontal direction, the length direction of the positioning grooves 251 is set in the vertical direction, positioning plates 252 are inserted into the positioning grooves 251, and the positioning plates 252 are slidably connected with the inner walls of the positioning grooves 251 in the width direction of the sliding groove 212.

Referring to fig. 2 and 3, the positioning plate 252 is provided at a side facing the bearing housing 24 with a plurality of locking blocks 253, and the plurality of locking blocks 253 are disposed at intervals in the vertical direction. A plurality of locking grooves 254 are formed in one side of the bearing housing 24 facing the positioning plate 252, and the locking grooves 254 are arranged at intervals in the vertical direction. The locking grooves 254 are arranged corresponding to the corresponding locking blocks 253 along the horizontal direction, and the locking blocks 253 are in plug-in fit with the corresponding locking grooves 254 along the horizontal direction. And a plurality of locking driving pieces 255 are arranged on one side of the positioning plate 252 far away from the bearing seat 24, the locking driving pieces 255 adopt hydraulic push rods, and the driving direction of the locking driving pieces 255 is along the sliding direction of the positioning plate 252.

Referring to fig. 2 and 3, the positioning plate 252 is capable of positioning the bearing housing 24 in the vertical direction when the locking block 253 on the positioning plate 252 is inserted into the corresponding locking groove 254 under the driving of the locking driver 255; when the positioning plate 252 is retracted into the corresponding positioning groove 251, the locking block 253 and the corresponding positioning groove 251 are pulled out, and at this time, the bearing seat 24 can be freely lifted under the action of the fine adjustment driving assembly 31, so as to realize the position adjustment between the first roller 22 and the second roller 23.

Referring to fig. 3, a plurality of guide sliding grooves 256 are formed in opposite inner walls of the positioning groove 251, the length direction of the guide sliding grooves 256 is along the sliding direction of the positioning plate 252, and the plurality of guide sliding grooves 256 are spaced apart in the vertical direction.

Referring to fig. 3, a plurality of guide posts 257 are disposed on opposite sidewalls of the positioning plate 252, a length direction of the guide posts 257 is disposed along a sliding direction of the positioning plate 252, and the plurality of guide posts 257 are disposed at intervals along a vertical direction.

Referring to fig. 3, the guide sliding columns 257 are disposed in one-to-one correspondence with the guide sliding grooves 256, the guide sliding columns 257 are in plug-in fit with the corresponding guide sliding grooves 256, and the guide sliding columns 257 are slidably connected with the inner walls of the corresponding guide sliding grooves 256 along the length direction of the guide sliding columns. On the one hand, the matching of the guide sliding chute 256 and the guide sliding column 257 can guide the sliding of the positioning plate 252, so that the sliding stability of the positioning plate 252 is ensured; on the other hand, the cooperation of the guide chute 256 and the guide post 257 can support the positioning plate 252, so as to ensure the stability of the positioning plate 252 for fixing the bearing seat 24.

Referring to fig. 2, the fine adjustment driving assembly 31 includes a plug post 311, where the plug post 311 is axially disposed along the axial direction of the first roller 22, and one end of the plug post 311 is fixedly connected to the bearing seat 24.

Referring to fig. 4 and 5, the fine adjustment driving assembly 31 further includes a guide frame 312 and two socket bases 313, the socket bases 313 are disposed in one-to-one correspondence with the bearing seats 24, the two socket bases 313 are disposed in the guide frame 312 at intervals along the vertical direction, and the socket bases 313 are slidably connected with the guide frame 312 along the vertical direction. The plug socket 313 is provided with a plug hole 3131 towards one side of the mounting plate 211, the plug hole 3131 is in plug fit with the corresponding plug post 311 along the axial direction of the first roller 22, and the plug post 311 is in sliding connection with the inner wall of the plug hole 3131 along the axial direction of the plug post. Therefore, the first roller 22 and the second roller 23 can be connected to the fine adjustment drive unit 31 by the engagement of the plug post 311 with the plug hole 3131.

Referring to fig. 5 and 6, the fine adjustment driving assembly 31 further includes a driving member 314, the driving member 314 is connected with the guide frame 312, the driving member 314 includes a driving gear 3141 and two driving racks 3142, the driving gear 3141 is axially disposed along the axial direction of the first roller 22, the two driving racks 3142 are disposed parallel to each other and the driving racks 3142 are disposed along the vertical direction, and the driving gear 3141 is coaxially connected with a driving motor 3143.

Referring to fig. 6 and 7, the side of the socket 313 facing away from the bearing housing 24 is provided with two driving links 315, and the two driving links 315 are disposed at intervals in the horizontal direction. The driving connection member 315 includes a connection plate 3151, the connection plate 3151 is fixedly connected with the socket 313, a sliding socket 3152 is formed on the connection plate 3151, the sliding socket 3152 penetrates the connection plate 3151 along the vertical direction, and the sliding socket 3152 is in sliding socket fit with the corresponding driving rack 3142 along the vertical direction.

Referring to fig. 6 and 7, connecting grooves 3153 are formed on opposite side walls of the sliding insertion groove 3152, locking plates 3154 are slidably inserted in the connecting grooves 3153, the locking plates 3154 are slidably connected to inner walls of the connecting grooves 3153 along a width direction of the sliding insertion groove 3152, locking driving members 3155 are fixed to inner walls of one side of the connecting grooves 3153 facing the locking plates 3154, the locking driving members 3155 are driven by electromagnets, and the locking plates 3154 are made of magnets. Therefore, when the driving rack 3142 is required to be connected with the corresponding socket 313, the locking driving member 3155 is energized, the locking plates 3154 are ejected out of the connecting grooves 3153, the locking plates 3154 on two sides of the driving rack 3142 lock the driving rack 3142, and the driving gear 3141 rotates to drive the corresponding bearing seat 24 to slide along the vertical direction.

Referring to fig. 7, a plurality of tooth grooves 3156 are formed in one side of the locking plate 3154 facing the corresponding driving rack 3142, the plurality of tooth grooves 3156 are sequentially formed along the length direction of the driving rack 3142, and the tooth grooves 3156 are in plug-in fit with corresponding teeth on the driving rack 3142. Therefore, by opening the tooth grooves 3156, when the locking plate 3154 locks the drive rack 3142, the locking stability of the locking plate 3154 to the drive rack 3142 can be improved.

Referring to fig. 6 and 7, by the cooperation of the driving connection members 315 on the two sockets 313, when the distance between the first roller 22 and the second roller 23 needs to be adjusted, the two driving connection members 315 each lock one driving rack 3142, so that the first roller 22 and the second roller 23 can move away from each other. When the first roller 22 is fixed to adjust the position of the second roller 23 or when the second roller 23 is fixed to adjust the position of the first roller 22, the driving connecting piece 315 on the corresponding socket 313 is locked with the corresponding driving rack 3142, so that the corresponding first roller 22 or second roller 23 independently moves to realize the adjustment of the distance between the first roller 22 and the second roller 23.

Referring to fig. 4 and 5, the elevation driving assembly 32 includes a mounting frame 321, a guide frame 312 is mounted in the mounting frame 321, and the guide frame 312 is slidably connected with the mounting frame 321 in a vertical direction. The installation frame 321 and be provided with lifting drive piece 322, lifting drive piece 322 adopts the pneumatic cylinder, lifting drive piece 322 along vertical direction setting and lifting drive piece 322 both ends respectively with guide frame 312 and installation frame 321 inner wall interconnect.

Referring to fig. 1 and 8, the two-axis moving mechanism 4 includes a synchronous moving assembly 41 and a yielding moving assembly 42, the synchronous moving assembly 41 includes a mounting seat 411, a first screw rod 412, a second screw rod 413 and a synchronous driving motor 414, the first screw rod 412 is coaxially connected with the second screw rod 413, threads of the first screw rod 412 and the second screw rod 413 are opposite in rotation direction, the synchronous driving motor 414 is coaxially connected with the first screw rod 412, the second screw rod 413 and the driving motor 3143 are all installed in the mounting seat 411, and an axial direction of the first screw rod 412 is set along an axial direction of the first roller 22. The first lead screw 412 and the second lead screw 413 are respectively connected with the corresponding mounting frames 321, so that when the synchronous driving motor 414 works, the two mounting frames 321 can move away from each other or move close to each other, and the fine adjustment driving assembly 31 can be in plug-in fit with the corresponding first roller 22 and second roller 23, or the fine adjustment driving assembly 31 can be separated from the corresponding first roller 22 and second roller 23.

Referring to fig. 1 and 8, the yielding motion assembly 42 includes a plurality of yielding guide long plates 421, wherein the plurality of yielding guide long plates 421 are sequentially arranged at intervals along the axial direction of the first roller 22, and the length direction of the yielding guide long plates 421 is arranged along the direction perpendicular to the axial direction of the first roller 22 and along the horizontal direction. The mounting seat 411 is mounted on the mounting frame 1, a plurality of yielding guide long grooves 422 are formed in the mounting seat 411, the yielding guide long grooves 422 penetrate through the mounting seat 411 along the length direction of the yielding guide long plates 421, the yielding guide long grooves 422 are arranged in one-to-one correspondence with the yielding guide long plates 421, the yielding guide long grooves 422 are in plug-in fit with the corresponding yielding guide long plates 421, and the yielding guide long plates 421 are in sliding connection with the inner walls of the corresponding yielding guide long grooves 422 along the length direction of the yielding guide long plates.

Referring to fig. 1 and 8, the yielding motion assembly 42 further includes a pushing driving member 423, where the pushing driving member 423 is a hydraulic cylinder, the pushing driving member 423 is axially disposed along the length direction of the yielding guide long plate 421, and two ends of the pushing driving member 423 are respectively connected with the mounting frame 1 and the mounting seat 411. Therefore, after the fine adjustment driving assembly 31 is separated from the corresponding first roller 22 and second roller 23, the lifting mechanism 3 can be pushed away by the yielding motion assembly 42, and at this time, the first roller 22 and second roller 23 can be conveniently pulled out from the frame 21, so that a new roller can be conveniently replaced.

The implementation principle of the embodiment of the application is as follows: first, the synchronous movement assembly 41 and the yielding movement assembly 42 drive the fine adjustment driving assembly 31 to be in plug-in fit with the corresponding bearing seat 24, at this time, the positioning plate 252 in the positioning assembly 25 is retracted into the positioning groove 251, and the locking between the positioning plate 252 and the bearing seat 24 is released.

Then, the corresponding bearing housing 24 is connected with the corresponding driving rack 3142 through the driving connection member 315, and the driving gear 3141 rotates, so that the corresponding bearing housing 24 is lifted and lowered in the vertical direction. At this time, the first roll 22 and the second roll 23 can be lifted and lowered simultaneously by the lifting drive unit 32.

Thereafter, the first roller 22 and the second roller 23 are fixed in position, the positioning plate 252 is locked to the chock 24 by the positioning groove 251 being ejected by the locking plate 3154 in the positioning assembly 25, and the positions of the first roller 22 and the second roller 23 are fixed.

Finally, the lifting mechanism 3 is separated from the roller mechanism 2 by means of the synchronous movement assembly 41 and the yielding movement assembly 42. Therefore, the roller mechanism 2 is convenient to be overhauled independently.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The utility model provides a cold rolling mill roll hoisting device, includes mounting bracket (1), its characterized in that, be provided with roller mechanism (2) in mounting bracket (1), roller mechanism (2) include frame (21), first roll (22) and second roll (23), first roll (22) with second roll (23) parallel arrangement each other, first roll (22) with second roll (23) both ends all with frame (21) are along vertical direction sliding connection;

the lifting mechanism (3) is arranged on the frame (21), the lifting mechanism (3) comprises a fine adjustment driving assembly (31), the fine adjustment driving assembly (31) is in plug-in fit with the first roller (22) and the second roller (23) along the axial direction of the first roller (22), the first roller (22) and the second roller (23) are both in sliding connection with the fine adjustment driving assembly (31) along the axial direction of the first roller and the second roller (23), and the fine adjustment driving assembly (31) can drive the first roller (22) and the second roller (23) to move close to each other or away from each other;

the fine adjustment driving assembly (31) is connected with a lifting driving assembly (32) capable of driving the fine adjustment driving assembly (31) to slide along the vertical direction;

the lifting mechanism (3) is provided with a two-axis moving mechanism (4) capable of driving the lifting mechanism (3) to move in a horizontal plane.

2. A cold-rolling mill roll lifting device according to claim 1, characterized in that the frame (21) comprises two mounting plates (211), the two mounting plates (211) being arranged opposite each other in the axial direction of the first roll (22), the first roll (22) and the second roll (23) being located between the two mounting plates (211);

the utility model discloses a high-speed rolling mill, including mounting panel (211) and first roll (22), second roll (23), mounting panel (211) are gone up and are offered sliding tray (212), the length direction of sliding tray (212) sets up along vertical direction, first roll (22) and second roll (23) both ends all are connected with bearing frame (24), bearing frame (24) with corresponding sliding tray (212) grafting cooperation, bearing frame (24) are along vertical direction with corresponding sliding tray (212) inner wall sliding connection.

3. The cold rolling mill roller lifting device according to claim 2, wherein the mounting plate (211) is further provided with a positioning assembly (25), the positioning assembly (25) comprises a positioning groove (251), the positioning groove (251) is formed in two side walls of the sliding groove (212) opposite to each other along the horizontal direction, a positioning plate (252) is inserted into the positioning groove (251), the positioning plate (252) is slidably connected with the inner wall of the positioning groove (251) along the width direction of the sliding groove (212), and a plurality of locking driving pieces (255) capable of driving the positioning plate (252) to slide along the width direction of the sliding groove (212) are connected to the positioning plate (252).

4. A cold rolling mill roll lifting device according to claim 3, characterized in that a plurality of locking grooves (254) are formed in one side of the bearing seat (24) facing the positioning plate (252), and the plurality of locking grooves (254) are arranged at intervals in sequence in the vertical direction;

a plurality of locking blocks (253) are arranged on one side, facing the bearing seat (24), of the positioning plate (252), and the locking blocks (253) are sequentially arranged at intervals along the vertical direction;

the locking blocks (253) are in plug-in fit with the corresponding locking grooves (254) along the sliding direction of the positioning plate (252), and the locking blocks (253) are in sliding connection with the inner walls of the corresponding locking grooves (254) along the sliding direction of the positioning plate (252).

5. A cold-rolling mill roll lifting device according to claim 2, characterized in that the side of the chock (24) remote from the first roll (22) is provided with a plug-in stud (311);

the fine adjustment driving assembly (31) comprises a guide frame (312) and two plug-in connectors (313), wherein the two plug-in connectors (313) are arranged in the guide frame (312) at intervals along the vertical direction, and the plug-in connectors (313) are connected with the guide frame (312) in a sliding manner along the vertical direction;

a plugging hole (3131) is formed in one side, facing the rack (21), of the plugging seat (313), the plugging hole (3131) is in plugging fit with the corresponding plugging column (311), and the plugging column (311) is in sliding connection with the inner wall of the plugging hole (3131) along the axial direction of the plugging column;

a driving piece (314) is arranged between the two plug-in sockets (313), and the driving piece (314) can drive the two plug-in sockets (313) to move close to or away from each other along the vertical direction.

6. The cold rolling mill roller lifting device according to claim 5, characterized in that the driving member (314) comprises a driving gear (3141), a driving motor (3143) and two driving racks (3142), wherein the driving racks (3142) are arranged in parallel with each other and are arranged along the vertical direction, the two driving racks (3142) are meshed with the driving gear (3141), the driving motor (3143) is coaxially connected with the driving gear (3141), the socket (313) is arranged in one-to-one correspondence with the driving racks (3142), and the socket (313) is connected with the corresponding driving racks (3142).

7. The cold rolling mill roller lifting device according to claim 6, characterized in that the socket (313) is provided with a driving connector (315), the driving connector (315) comprises a connecting plate (3151), a sliding socket (3152) is formed on one side of the connecting plate (3151) away from the socket (313), and the sliding socket (3152) penetrates through the connecting plate (3151) along the vertical direction;

the sliding insertion grooves (3152) are in insertion fit with the corresponding driving racks (3142), and the driving racks (3142) are in sliding connection with the inner walls of the corresponding sliding insertion grooves (3152) along the vertical direction;

the connecting groove (3153) is formed in the inner wall of the sliding insertion groove (3152), the locking plate (3154) is inserted into the connecting groove (3153), the locking plate (3154) is connected with the inner wall of the connecting groove (3153) in a sliding mode along the width direction of the sliding insertion groove (3152), and the locking plate (3154) is connected with a locking driving piece (3155) capable of driving the locking plate (3154) to slide along the width direction of the sliding insertion groove (3152).

8. The cold rolling mill roll lifting device according to claim 7, characterized in that two driving connectors (315) are provided on the socket (313), the driving racks (3142) are provided in a one-to-one correspondence with the driving connectors (315), and the driving connectors (315) are in a plug-in fit with the corresponding driving racks (3142).

9. A cold-rolling mill roll lifting device according to claim 1, characterized in that two lifting mechanisms (3) are provided, two lifting mechanisms (3) being located at both ends of the first roll (22) in the axial direction of the first roll (22), respectively;

the two-axis moving mechanism (4) comprises a synchronous moving assembly (41), the synchronous moving assembly (41) comprises a mounting seat (411), a first lead screw (412), a second lead screw (413) and a synchronous driving motor (414), the first lead screw (412) is coaxially connected with the second lead screw (413), the first lead screw (412) is opposite to the threaded rotation direction of the second lead screw (413), the synchronous driving motor (414) is coaxially connected with the first lead screw (412), the second lead screw (413) and the synchronous driving motor (414) are all mounted on the mounting seat (411), the mounting seat (411) is mutually connected with the mounting seat (411), and the first lead screw (412) and the second lead screw (413) are respectively mutually connected with the corresponding lifting mechanism (3).

10. The cold rolling mill roller lifting device according to claim 9, wherein a yielding motion assembly (42) is arranged between the mounting seat (411) and the mounting frame (1), the yielding motion assembly (42) comprises a pushing driving piece (423), the driving direction of the pushing driving piece (423) is arranged along the horizontal direction and perpendicular to the axial direction of the first roller (22), two ends of the pushing driving piece (423) are respectively connected with the mounting seat (411) and the mounting frame (1), and the mounting seat (411) is in sliding connection with the mounting frame (1).