CN112170498B - Rolling mill safety cover with automatic anti-overturning device - Google Patents
Rolling mill safety cover with automatic anti-overturning device Download PDFInfo
- Publication number
- CN112170498B CN112170498B CN202011280798.1A CN202011280798A CN112170498B CN 112170498 B CN112170498 B CN 112170498B CN 202011280798 A CN202011280798 A CN 202011280798A CN 112170498 B CN112170498 B CN 112170498B
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- rolling mill
- rotating shaft
- cover body
- pawl
- tipping
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- 238000005096 rolling process Methods 0.000 title claims abstract description 111
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B33/00—Safety devices not otherwise provided for; Breaker blocks; Devices for freeing jammed rolls for handling cobbles; Overload safety devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to a rolling mill protecting cover with an automatic overturning preventing device, which belongs to the technical field of metallurgical equipment and comprises a rotating shaft rotatably connected to a base, wherein a rolling mill protecting cover body is fixedly connected to the rotating shaft, the other end of the rolling mill protecting cover body is lapped on a rolling mill stand, a rotating shaft driving device capable of enabling the rotating shaft to rotate is connected to the rotating shaft, the rolling mill protecting cover body rotates along with the rotating shaft under the action of the rotating shaft driving device to realize opening or closing of the rolling mill protecting cover body, and an overturning preventing device capable of enabling the rolling mill protecting cover body to keep an open state is further arranged on the base. According to the invention, the anti-tipping device for keeping the rolling mill protective cover body in an open state is arranged, so that the safety and the operation efficiency of opening and closing the protective cover are improved.
Description
Technical Field
The invention belongs to the technical field of metallurgical equipment, relates to a rolling mill protective cover with an automatic anti-overturning device, and particularly relates to a safety protective cover for a high-speed wire rod rolling mill.
Background
Modern high-speed wire rod production equipment generally adopts a cantilever rolling mill to realize top-crossing 45-degree torsion-free rolling and high-speed rolling, and in order to ensure the safety of high-speed rolling and the convenience of operation such as roll replacement and the like, the rolling mill is generally provided with an openable protective cover for safety protection in the rolling production process and operation and maintenance of the rolling mill.
Traditional rolling mill safety cover adopts the mode of hydraulic pressure switching generally, after the safety cover is opened, in order to ensure the security of maintenance, needs the manual work to insert the safety pin after the safety cover is opened to avoid the safety cover unexpected upset to be closed, when the safety cover needs to be closed, needs the manual work to extract the safety pin, then closed safety cover, and this kind of mode is not only work efficiency low, and is influenced by manual operation factor, and the security can't obtain effective guarantee.
In addition, when the traditional rolling mill is in a blank state, the rolling mill needs to be removed, and the blank guide groove is installed, and the process needs complicated equipment lifting, installation and adjustment operation, so that time is consumed, the labor intensity of workers is increased, and the production efficiency is seriously reduced.
Disclosure of Invention
In view of the above, the present application is directed to a rolling mill protection cover with an automatic anti-overturning device, so as to improve the safety and the operation efficiency of opening and closing the protection cover.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a rolling mill safety cover with automatic anti-overturn device, is including rotating the pivot of connecting on the base, fixedly connected with rolling mill safety cover body in the pivot, and the other end overlap joint of rolling mill safety cover body is in the rolling mill frame, is connected with in the pivot and can makes pivot pivoted pivot drive arrangement, and rolling mill safety cover body is rotatory in order to realize its opening or closure with following the pivot under pivot drive arrangement's effect, still is equipped with the anti-overturn device that can make rolling mill safety cover body keep open state on the base.
Optionally, a clearance guide groove for the rolling mill when the rolling mill is in clearance is arranged on the upper side of the rolling mill protective cover body, and the distance from the center c of the clearance guide groove to the rotation center of the rotating shaft is the same as the distance from the rolling center d of the rolling mill stand to the rotation center of the rotating shaft.
Optionally, the anti-tipping device comprises a stop block fixed on the rotating shaft and a pawl rotatably connected to the base, one end of the pawl can be in contact with the stop block to prevent the pawl from tipping to one side of the rolling mill stand, and the other end of the pawl is connected with an anti-tipping driving device capable of enabling the pawl to be far away from and close to the stop block.
Optionally, the output of anti-tipping device is connected with the connecting rod, and the other end of connecting rod is articulated with the pawl that is connected on the base through the round pin axle rotation, and anti-tipping drive device passes through connecting rod drive pawl and revolves round pin axle.
Optionally, a fail-safe device is included that maintains the pawl in a blocking condition.
Optionally, the failure protection device includes the elastic component of cover on the connecting rod, and one side that the elastic component kept away from the pawl is equipped with the stopper, and the stopper is fixed on the base and with connecting rod sliding connection.
Optionally, the rolling mill safety cover body includes the cover body and connecting seat, and the one end and the pivot fixed connection of connecting seat, the other end is connected with the cover body can be dismantled, and the cover is relative to the connecting seat in horizontal and vertically position adjustable.
Optionally, the cover body is adjustable in position relative to the connecting seat in the transverse direction and the longitudinal direction, and the implementation mode is that: the connecting seat is provided with a first connecting hole which is in a strip shape, one side of the cover body, which is close to the connecting seat, is provided with a connecting arm, a second connecting hole which is in a strip shape and is vertical to the first connecting hole is arranged on the connecting arm, and the cover body is fixedly connected with the connecting seat through a fastener which is arranged in the first connecting hole and the second connecting hole.
Optionally, the rotating shaft driving device and the anti-tipping device are respectively located at two ends of the rotating shaft, a first support and a second support are arranged on the base, and two ends of the rotating shaft are respectively connected to the first support and the second support in a rotating mode.
Optionally, the rotating shaft driving device is a pneumatic or hydraulic driving swing cylinder or hydraulic motor with rotary motion or an electric driving speed reducer, and the anti-tipping driving device is a pneumatic, hydraulic or electric driving cylinder or hydraulic cylinder with linear motion.
The invention has the beneficial effects that:
1. according to the invention, the anti-tipping device for keeping the rolling mill protective cover body in an open state is arranged, so that the safety and the operation efficiency of opening and closing the protective cover are improved.
2. According to the invention, the idle guide groove for idle running of the rolling mill is arranged on the upper side of the rolling mill protective cover body, so that the idle running operation of the rolling mill is simplified, the downtime is further shortened, and the production efficiency is improved.
3. According to the invention, the pawl can be kept to act on the failure protection device in the stop block state by arranging the failure protection device, so that the pawl can still play a role in preventing the rolling mill protective cover body from tipping towards the rolling mill stand under the condition that the anti-tipping driving device fails, and the safety and reliability of the invention are further improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a multifunctional rolling mill protective cover with an automatic anti-tipping device;
FIG. 2 is an X-ray view of FIG. 1;
FIG. 3 is a schematic diagram of a rolling mill boot with an automatic anti-roll-over device according to the second embodiment of the present invention;
FIG. 4 is a Y-direction view of FIG. 2;
FIG. 5 is a schematic view of the automatic anti-tipping device in a pawl closed state;
FIG. 6 is a schematic view of the automatic anti-tipping device in a pawl open state;
Fig. 7 is a schematic view of the protective cover in a clear state.
Reference numerals: the rolling mill protection cover assembly 1, the anti-tipping device 2, the rolling mill stand 3, the base 4, the empty guide groove 5, the first support 1-1, the second support 1-2, the first mounting plate 1-1a, the second mounting plate 1-2a, the first buffer pad 1-1b, the second buffer pad 1-2b, the third mounting plate 1-2c, the rotating shaft driving device 1-3, the first bearing seat 1-4a, the second bearing seat 1-4b, the cover body 1-5, the first connecting seat 1-5a, the second connecting seat 1-5b, the first supporting leg 1-5a-1, the second supporting leg 1-5b-1, the first connecting arm 1-5c, the second connecting arm 1-5d, the rotating shaft 1-6, the stop block 1-6a, the anti-tipping driving device 2-1, the pawl 2-2, the pin shaft 2-3, the connecting rod 2-4 and the elastic piece 2-5.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 7, a rolling mill protection cover with an automatic anti-overturning device comprises a rotating shaft 1-6 rotatably connected to a base 4, wherein a rolling mill protection cover body 1 is fixedly connected to the rotating shaft 1-6, the other end of the rolling mill protection cover body 1 is lapped on a rolling mill stand 3, a rotating shaft driving device 1-3 capable of enabling the rotating shaft 1-6 to rotate is connected to the rotating shaft 1-6, the rolling mill protection cover body 1 rotates along with the rotating shaft 1-6 under the action of the rotating shaft driving device 1-3 to realize opening or closing of the rotating shaft, an anti-overturning device 2 capable of enabling the rolling mill protection cover body 1 to keep an open state is further arranged on the base 4, and the anti-overturning device 2 comprises a stop block 1-6a fixed on the rotating shaft 1-6 and a pawl 2-2 rotatably connected to the base 4; the stop block 1-6a is provided with a protruding part matched with the pawl 2-2, and the preferable structure is similar to a ratchet wheel tooth structure; one end of the pawl 2-2 can be contacted with the stop block 1-6a to prevent the pawl from turning to one side of the rolling mill frame 3, and the other end of the pawl 2-2 is connected with an anti-tipping driving device 2-1 which can enable the pawl 2-2 to be far away from and close to the stop block 1-6 a.
Preferably, the output end of the anti-tipping device 2 is connected with a connecting rod 2-4, the other end of the connecting rod 2-4 is hinged with a pawl 2-2 which is rotatably connected on a base 4 through a pin shaft 2-3, and the anti-tipping driving device 2-1 drives the pawl 2-2 to rotate around the pin shaft 2-3 through the connecting rod 2-4.
In order to simplify the operation of idle rolling mill, further shorten the downtime and improve the production efficiency, the upper side of the protecting cover body 1 of the rolling mill is provided with an idle guide groove 5 used for idle rolling mill, and the distance from the center c of the idle guide groove 5 to the rotation center of the rotating shaft 1-6 of the rolling center d of the rolling mill frame 3 is the same.
In order to prevent the rolling mill protective cover body from tipping towards the rolling mill frame under the condition that the anti-tipping driving device fails, the invention is also provided with a failure protection device which can enable the pawl 2-2 to keep acting on the stop block state, the failure protection device comprises an elastic piece 2-5 sleeved on the connecting rod 2-4, one side of the elastic piece 2-5 far away from the pawl 2-2 is provided with a limiting block, and the limiting block is fixed on the base 4 and is in sliding connection with the connecting rod 2-4.
Preferably, the rolling mill protective cover body 1 comprises a cover body 1-5 and a connecting seat, wherein the connecting seat comprises a first connecting seat 1-5a and a second connecting seat 1-5b which are positioned at two sides of the cover body, one end of the connecting seat is fixedly connected with the rotating shaft 1-6, the other end of the connecting seat is detachably connected with the cover body 1-5, and the position of the cover body 1-5 relative to the connecting seat in the transverse direction and the longitudinal direction is adjustable.
Preferably, the cover 1-5 is adjustable in position in the transverse and longitudinal directions relative to the connecting seat in such a way that: the connecting seat is provided with a first connecting hole which is in a strip shape, one side, close to the connecting seat, of the cover body 1-5 is provided with a connecting arm, the connecting arm comprises a first connecting arm 1-5c and a second connecting arm 1-5d which are positioned at two sides of the cover body, the connecting arm is provided with a second connecting hole which is in a strip shape and is perpendicular to the first connecting hole, and the cover body 1-5 and the connecting seat are fixedly connected through a fastener which is arranged in the first connecting hole and the second connecting hole.
Preferably, the rotating shaft driving device 1-3 and the anti-tipping device 2 are respectively positioned at two ends of the rotating shaft 1-6, the base 4 is provided with a first support 1-1 and a second support 1-2, and two ends of the rotating shaft 1-6 are respectively connected to the first support 1-1 and the second support 1-2 in a rotating way.
Preferably, the rotation shaft driving device 1-3 is a swing cylinder or a hydraulic motor with rotary motion driven by pneumatic or hydraulic pressure, or an electrically driven speed reducer, and the anti-tipping driving device 2-1 is a cylinder or a hydraulic cylinder with linear motion driven by pneumatic, hydraulic or electric pressure.
Examples
A multifunctional rolling mill protecting cover with an automatic tipping prevention device comprises a rolling mill protecting cover assembly 1, a tipping prevention device 2, a rolling mill stand 3, a base 4 and a free guide groove 5.
The rolling mill protective cover assembly 1 comprises a first support 1-1, a second support 1-2, a rotating shaft driving device 1-3, a first bearing seat 1-4a, a second bearing seat 1-4b, a cover body 1-5, a first connecting arm 1-5c and a second connecting arm 1-5d which are arranged on the cover body 1-5, and a first connecting seat 1-5a and a second connecting seat 1-5b which are arranged on the rotating shaft 1-6.
The first support 1-1 and the second support 1-2 of the rolling mill protective cover assembly 1 are arranged on the base 4, the rotating shaft 1-6 is rotatably arranged on the first support 1-1 and the second support 1-2 through a first bearing seat 1-4a and a second bearing seat 1-4b which are respectively arranged on the first support 1-1 and the second support 1-2, and the rotating shaft driving device 1-3 is arranged on a first mounting plate 1-1a of the first support 1-1 and is connected with one end of the rotating shaft 1-6 to realize the rotation driving of the rotating shaft 1-6.
The first connecting seat 1-5a and the second connecting seat 1-5b of the rolling mill protecting cover assembly 1 are fixedly arranged on the rotating shaft 1-6, the first connecting arm 1-5c and the second connecting arm 1-5d are fixedly connected to the cover body 1-5, and the first connecting seat 1-5a and the second connecting seat 1-5b are respectively adjusted, positioned, connected and fixed with the first connecting arm 1-5c and the second connecting arm 1-5d through connecting holes.
The connecting holes of the first connecting seat 1-5a and the second connecting seat 1-5b and the first connecting arm 1-5c and the second connecting arm 1-5d of the rolling mill protecting cover assembly 1 are waist-shaped holes and are mutually vertical, and the connecting mode has adjustability in the vertical and horizontal directions, so that the cover body 1-5 has adjustability in the vertical and horizontal directions during installation, and is convenient for positioning and adjustment during on-site installation.
The anti-tipping device 2 comprises an anti-tipping driving device 2-1, a pawl 2-2, a pin shaft 2-3, a connecting rod 2-4, an elastic piece 2-5 and a stop block 1-6a arranged at the other end of the rotating shaft 1-6.
The anti-tipping driving device 2-1 of the anti-tipping device 2 is arranged on the second mounting plate 1-2a of the second support 1-2, the pawl 2-2 is rotatably arranged on the third mounting plate 1-2c of the second support 1-2 through a pin shaft 2-3, the anti-tipping driving device 2-1 is hinged with the pawl 2-2 through a connecting rod 2-4, and the pawl 2-2 is driven to rotate around the pin shaft 2-3.
The rotating shaft driving device 1-3 of the rolling mill protecting cover assembly 1 drives the cover body 1-5 to rotate through the rotating shaft 1-6 and the connecting seat, so that the cover body 1-5 is closed and opened. The realization steps of the anti-tipping function are as follows:
When the cover 1-5 is in the closed position, the cover 1-5 falls onto the rolling mill stand 3, realizing the safety protection of the rolling mill stand 3.
When the cover body 1-5 needs to reach the opening position, the anti-tipping driving device 2-1 of the anti-tipping device 2 drives the pawl 2-2 to be far away from the stop block 1-6a, then the rotating shaft driving device 1-3 of the rolling mill cover body 1-5 drives the cover body 1-5 to rotate alpha to the opening position far away from one side of the rolling mill through the rotating shaft 1-6 and the connecting seat, at the moment, the stop block 1-6a rotates to the upper side of the pawl 2-along with the rotating shaft 1-6, and the first supporting leg 1-5a-1 and the second supporting leg 1-5b-1 of the first connecting seat 1-5a and the second supporting seat 1-5b respectively fall on the first buffer cushion 1-1b and the second buffer cushion 1-2b of the first supporting seat 1-1 and the second supporting seat 1-2, so that buffer positioning and supporting of the cover body 1-5 are realized. Meanwhile, the anti-tipping driving device 2-1 of the anti-tipping device 2 drives the pawl 2-2 to be close to the stop block 1-6a, namely, the pawl 2-2 prevents the rotating shaft 1-6 from overturning to one side of the rolling mill frame 3 through the stop block 1-6a, so that the cover body 1-5 is prevented from accidentally overturning, and the safety of equipment in operation and maintenance is ensured.
When the cover 1-5 needs to be moved from the open position to the closed position, the anti-tipping driving device 2-1 of the anti-tipping device 2 drives the pawl 2-2 to be far away from the stop block 1-6a, then the rotating shaft driving device 1-3 of the cover 1-5 drives the cover 1-5 to rotate alpha to the side close to the rolling mill through the rotating shaft 1-6 and the connecting seat to the closed position, and at the moment, the anti-tipping driving device 2-1 of the anti-tipping device 2 drives the pawl 2-2 to be close to the stop block 1-6a and waits for the next operation of opening the cover 1-5.
The connecting rod 2-4 of the anti-tipping driving device 2-1 of the anti-tipping device 2 is provided with the elastic piece 2-5, the elastic piece 2-5 is preferably a spring, the connecting rod 2-4 is always in an extending state under the elastic action of the elastic piece 2-5, namely the pawl 2-2 is always positioned close to the stop block 1-6a, so that the pawl 2-2 can always play a role in preventing the cover body 1-5 from tipping towards the rolling mill frame 3 under the condition that the anti-tipping driving device 2-1 fails, and the safety and reliability of the anti-tipping device are further improved.
In addition, the cover 1-5 is provided with a rolling mill empty guide groove 5, and the center c of the empty guide groove 5 and the rolling center d of the rolling mill stand 3 are at the same distance from the rotation center of the rotating shaft 1-6. When the rolling mill needs to be emptied, the rolling mill stand 3 is moved out of the rolling position, the rotating shaft driving device 1-3 of the rolling mill protective cover assembly 1 drives the cover body 1-5 to rotate beta from the closing position to the rolling mill stand 3 continuously through the rotating shaft 1-6 and the connecting seat, so that the center line of the rolling mill empty guide groove 5 coincides with the center line of the rolling mill stand 3, and at the moment, the empty passing of the rolling mill stand 3 can be realized rapidly through the empty guide groove 5 arranged on the cover body 1-5 without additionally installing the rolling mill empty guide groove.
The spindle drive 1-3 of the rolling mill protecting hood assembly 1 can be a swing cylinder or a hydraulic motor with rotary motion driven by air or hydraulic pressure, or can be a power device such as a speed reducer driven by electric power.
The anti-rollover driving device 2-1 of the anti-rollover device 2 is a pneumatic, hydraulic or electric driven cylinder or hydraulic cylinder with linear motion, etc.
According to the invention, by arranging the anti-tipping device for keeping the rolling mill protective cover in an open state, the operating efficiency of opening and closing the rolling mill protective cover is improved, and the safety and reliability of opening and closing the rolling mill protective cover are also improved; by integrating the rolling mill idle function on the cover body, the rolling mill idle operation is simplified, the downtime is further shortened, and the production efficiency is improved.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (8)
1. A rolling mill safety cover with automatic anti-roll over device, its characterized in that: the rolling mill protection cover comprises a rotating shaft which is rotationally connected to a base, wherein a rolling mill protection cover body is fixedly connected to the rotating shaft, the other end of the rolling mill protection cover body is lapped on a rolling mill stand, a rotating shaft driving device which can enable the rotating shaft to rotate is connected to the rotating shaft, the rolling mill protection cover body rotates along with the rotating shaft under the action of the rotating shaft driving device so as to realize opening or closing of the rolling mill protection cover body, and an anti-tipping device which can enable the rolling mill protection cover body to keep an open state is further arranged on the base; the upper side of the rolling mill protecting cover body is provided with a free guide groove used for the rolling mill to pass through, and the distance from the center c of the free guide groove to the rotation center of the rotating shaft is the same as the distance from the rolling center d of the rolling mill stand to the rotation center of the rotating shaft; the anti-tipping device comprises a stop block fixed on the rotating shaft and a pawl rotatably connected to the base, one end of the pawl can be contacted with the stop block to prevent the pawl from tipping to one side of the rolling mill frame, and the other end of the pawl is connected with an anti-tipping driving device which can enable the pawl to be far away from and close to the stop block.
2. The rolling mill protecting cover with automatic anti-overturning device according to claim 1, characterized in that: the output end of the anti-tipping device is connected with a connecting rod, the other end of the connecting rod is hinged with a pawl which is rotationally connected to the base through a pin shaft, and the anti-tipping driving device drives the pawl to rotate around the pin shaft through the connecting rod.
3. A rolling mill boot with automatic anti-roll over device according to claim 2, characterized in that: a fail-safe device is included that maintains the pawl in a blocking condition.
4. A rolling mill boot with automatic anti-roll over device according to claim 3, characterized in that: the failure protection device comprises an elastic piece sleeved on the connecting rod, a limiting block is arranged on one side, away from the pawl, of the elastic piece, and the limiting block is fixed on the base and is in sliding connection with the connecting rod.
5. The rolling mill protecting cover with automatic anti-overturning device according to claim 1, characterized in that: the rolling mill protection cover body comprises a cover body and a connecting seat, one end of the connecting seat is fixedly connected with the rotating shaft, the other end of the connecting seat is detachably connected with the cover body, and the position of the cover body relative to the connecting seat in the transverse direction and the longitudinal direction is adjustable.
6. The rolling mill protecting cover with automatic anti-overturning device according to claim 5, wherein: the realization mode that the position of the cover body relative to the connecting seat in the transverse direction and the longitudinal direction is adjustable is as follows: the connecting seat is provided with a first connecting hole which is in a strip shape, one side of the cover body, which is close to the connecting seat, is provided with a connecting arm, a second connecting hole which is in a strip shape and is vertical to the first connecting hole is arranged on the connecting arm, and the cover body is fixedly connected with the connecting seat through a fastener which is arranged in the first connecting hole and the second connecting hole.
7. The rolling mill protecting cover with automatic anti-overturning device according to claim 1, characterized in that: the rotating shaft driving device and the anti-tipping device are respectively positioned at two ends of the rotating shaft, a first support and a second support are arranged on the base, and two ends of the rotating shaft are respectively connected to the first support and the second support in a rotating mode.
8. The rolling mill protecting cover with automatic anti-overturning device according to claim 1, characterized in that: the rotary shaft driving device is a pneumatic or hydraulic driving swing cylinder or hydraulic motor with rotary motion or an electric driving speed reducer, and the anti-tipping driving device is a pneumatic, hydraulic or electric driving cylinder or hydraulic cylinder with linear motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011280798.1A CN112170498B (en) | 2020-11-16 | 2020-11-16 | Rolling mill safety cover with automatic anti-overturning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011280798.1A CN112170498B (en) | 2020-11-16 | 2020-11-16 | Rolling mill safety cover with automatic anti-overturning device |
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| Publication Number | Publication Date |
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| CN112170498A CN112170498A (en) | 2021-01-05 |
| CN112170498B true CN112170498B (en) | 2024-04-30 |
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| CN202011280798.1A Active CN112170498B (en) | 2020-11-16 | 2020-11-16 | Rolling mill safety cover with automatic anti-overturning device |
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| US4095448A (en) * | 1976-02-20 | 1978-06-20 | Schloeman-Siemag Aktiengesellschaft | Roll housing of divided construction with removable housing cap |
| FR2682053A1 (en) * | 1991-10-08 | 1993-04-09 | Ascometal Sa | Jack (ram) device intended particularly for bar coolers (chill plates) in metallurgical installations |
| CN201376001Y (en) * | 2009-03-12 | 2010-01-06 | 宝山钢铁股份有限公司 | Idle roller device of rolling mill |
| CN101608591A (en) * | 2009-06-18 | 2009-12-23 | 周红卫 | Two-way surpassing starting handle |
| FR2958953A1 (en) * | 2010-04-16 | 2011-10-21 | Jean Charles Guillermaz | Photovoltaic cover for integrating into wall of roof of building, has rolled element located in prolongation of plain upper part and dimensioned to interlock plain upper part in U-shape of horizontal framing section |
| CN201816016U (en) * | 2010-09-20 | 2011-05-04 | 上海宝钢设备检修有限公司 | Special tool for assembly and disassembly of end cover of piston of roll bending oil cylinder for rolling mill |
| CN203816995U (en) * | 2014-05-15 | 2014-09-10 | 安徽江淮汽车股份有限公司 | Turnover device |
| CN205128605U (en) * | 2015-11-10 | 2016-04-06 | 新兴铸管（浙江）铜业有限公司 | Take copper tube mill of lid |
| CN213944336U (en) * | 2020-11-16 | 2021-08-13 | 中冶赛迪技术研究中心有限公司 | Rolling mill safety cover with automatic anti-overturning device |
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| CN112170498A (en) | 2021-01-05 |
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