CN212190615U - Automatic locking device for rolling mill stand roller - Google Patents
Automatic locking device for rolling mill stand roller Download PDFInfo
- Publication number
- CN212190615U CN212190615U CN202020979509.6U CN202020979509U CN212190615U CN 212190615 U CN212190615 U CN 212190615U CN 202020979509 U CN202020979509 U CN 202020979509U CN 212190615 U CN212190615 U CN 212190615U
- Authority
- CN
- China
- Prior art keywords
- wedge
- rolling mill
- backing plate
- spring
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model relates to an automatic locking device of a rolling mill frame roller, which comprises an upper backing plate, a wedge-shaped plate, a lower backing plate and a locker, wherein the upper backing plate is fixedly connected with a rolling mill housing, the lower backing plate is arranged on a bearing box of the rolling mill frame roller, and the upper surface and the lower surface of the wedge-shaped plate are respectively and tightly attached to the upper backing plate and the lower backing plate; one end of the locker is fixed at one end part of the upper backing plate, and the other end of the locker props against the large-size end of the wedge-shaped plate and keeps propping force against the wedge-shaped plate; this automatic locking device restriction frame roller vertical direction's removal carries out effective restraint with frame roller vertical direction's degree of freedom, reinforcing shock resistance, can effectual locking frame roller at rolling in-process, prevents that the frame roller from receiving the impact vibration damage that makes progress, reduces frame roller trouble, reduces the spare parts consumption of equipment simultaneously, improves rolling mill equipment operation rate.
Description
Technical Field
The utility model belongs to the technical field of large-scale steel rolling equipment technique and specifically relates to an automatic locking device of rolling mill frame roller.
Background
The plate rolling mill equipment is used for rolling a steel billet into a steel plate, and the rolling mill frame rollers are used for reliably conveying rolled pieces and helping a rolling mill to realize steel biting and steel throwing. The work task borne by the frame roller is very heavy, and particularly when a rolled piece is buckled, twenty tons of blanks can generate strong impact on the frame roller, so that the frame roller is easy to loosen. Original frame roller is pushed down by the loose-leaf door of installing on frame roller upper portion, and the pneumatic cylinder that compresses tightly the function is installed on loose-leaf door upper portion, and the pneumatic cylinder passes through hydraulic system and provides power, and this kind of closing device's pressure transmission order is: the hydraulic cylinder, the loose-leaf door, the cushion plate, the frame roller bearing box and the housing base are tightly pressed by the pressure generated by the hydraulic cylinder. The following disadvantages exist in the design of the structure: the essence of the device is that a bearing box of the stand roller is pressed tightly by a piston rod of a hydraulic cylinder, the freedom degree of the vertical upward direction of the stand roller is elastically restricted only by the pressure generated by the piston rod of the hydraulic cylinder, the blank is easy to impact the parts during the production of the rolling mill, the hydraulic cylinder, the loose-leaf door, the cushion plate and the stand roller vibrate under the impact, the upward vibration of the stand roller is easy to damage the hydraulic cylinder to cause leakage of a hydraulic system, once the oil leakage hydraulic cylinder cannot press the stand roller, the stand roller is loosened and damaged quickly, the production of the rolling mill is influenced, the hydraulic cylinder and the stand roller have to be stopped to overhaul and replace, the consumption of spare parts is increased, the overhaul time is also increased, the operation rate of rolling mill equipment.
Disclosure of Invention
The utility model aims at the aforesaid condition, provide an automatic locking device of rolling mill frame roller, this automatic locking device restriction frame roller vertical direction's removal carries out effective restraint with frame roller vertical direction's degree of freedom, and reinforcing shock resistance can effectual locking frame roller at rolling in-process, prevents that the frame roller from receiving the upwards vibration of impact and damaging, reduces the frame roller trouble, reduces the spare parts consumption of equipment simultaneously, improves rolling mill equipment operation rate.
The utility model has the following concrete scheme: an automatic locking device for a rolling mill stand roller comprises an upper backing plate, a wedge-shaped plate, a lower backing plate and a locker, wherein the upper backing plate is fixedly connected with a rolling mill housing, the lower backing plate is arranged on a stand roller bearing box, and the upper surface and the lower surface of the wedge-shaped plate are tightly attached to the upper backing plate and the lower backing plate respectively; one end of the locker is fixed at one end of the upper backing plate, and the other end of the locker props against the large-size end of the wedge-shaped plate and keeps propping force against the wedge-shaped plate.
Further, the utility model discloses in the locker including the spring holder, the spring holder pass through fastening screw with upper padding plate fixed connection is equipped with horizontal perforation on the spring holder, wears to be equipped with locking screw in the horizontal perforation, and one side cover that is close to the wedge on the locking screw is equipped with spring gland, and locking screw is last still to be equipped with locking spring by the cover, and locking spring's one end top is on the spring holder, and locking spring's the other end top is on spring gland, still is equipped with adjusting nut on the locking screw in the spring gland outside, and spring gland pushes up on adjusting nut, and locking screw's preceding end top is in the wedge jumbo size serve.
Furthermore, in the present invention, the end of the locking screw for supporting the wedge plate is an arc ball head structure.
Furthermore, in the present invention, the locking spring is a double spring.
Furthermore, in the utility model discloses in the outside that lies in the spring holder on the locking screw still is equipped with stop nut.
Furthermore, in the utility model discloses in the up end of wedge-shaped plate is the horizontal plane, and the lower terminal surface of wedge-shaped plate is the slant face.
Further, in the utility model, the upper padding plate and the rolling mill housing adopt the connecting screw to fasten and connect.
The utility model discloses following beneficial effect has:
1. the device mainly adopts 3 plates (an upper backing plate, a wedge-shaped plate and a lower backing plate) to be filled in a space formed between the bearing box of the frame roller and the stand of the memorial archway, and the 3 plates can be tightly attached together to carry out effective rigid constraint on the degree of freedom of the frame roller in the vertical direction, so that the locking is firm and reliable.
2. The device is used for applying the elasticity of the two springs to the locking screw rod in a superposed mode, the locking screw rod is abutted to the wedge-shaped plate, the transverse position of the wedge-shaped plate can be automatically adjusted to compensate vertical and longitudinal gaps between the plates, the plates can be ensured to be tightly attached to each other without gaps, and the automatic locking of the frame roller is realized.
3. The design of the device adopts the spring locker to replace a hydraulic cylinder, the hydraulic cylinder is not used, and a hydraulic system is not required to provide hydraulic power, so that the problem that the hydraulic cylinder is easy to leak and lose efficacy due to impact is avoided, and equipment faults are reduced. The device of the utility model is simple in structure, elasticity adjustment is convenient, and parts machining makes simply, and the assembly is dismantled simply, and is with low costs, and the trouble is few.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view showing the connection of the upper cushion plate, the wedge-shaped plate and the lower cushion plate;
FIG. 3 is a schematic view of the locking device of the present invention;
fig. 4 is a schematic view of a connection structure of the present invention in use.
In the figure: the device comprises a locking screw rod, a limiting nut, a spring seat, a locking spring, a spring gland, a regulating nut, a wedge-shaped plate, a lower backing plate, a housing frame, an upper backing plate, a transverse through hole, a circular arc ball head structure and a frame roller, wherein the locking screw rod is 1, the limiting nut is 2, the spring seat is 3, the locking spring is 4, the spring gland is 5, the regulating nut is 6, the wedge-shaped plate is 7, the lower backing plate.
Detailed Description
Referring to fig. 1-3, the utility model relates to an automatic locking device of a rolling mill frame roller, which comprises an upper backing plate 10, a wedge-shaped plate 7, a lower backing plate 8 and a locking device, wherein the upper backing plate is fixedly connected with a rolling mill housing, the lower backing plate is arranged on a bearing box of a frame roller 13, and the upper surface and the lower surface of the wedge-shaped plate are respectively tightly attached with the upper backing plate and the lower backing plate; one end of the locker is fixed at one end of the upper backing plate, and the other end of the locker props against the large-size end of the wedge-shaped plate and keeps propping force against the wedge-shaped plate.
Further, in this embodiment the locker including spring holder 3, the spring holder pass through fastening screw with upper padding plate fixed connection is equipped with horizontal perforation 11 on the spring holder, wears to be equipped with locking screw 1 in the horizontal perforation, one side cover that is close to the wedge plate on the locking screw is equipped with spring cover 5, the last locking spring 4 that still overlaps of locking screw, locking spring's one end top is on the spring holder, locking spring's the other end top is on spring cover, adjusting nut 6 still is equipped with on the locking screw in the spring cover outside, spring cover top is on adjusting nut, locking screw's front end top the wedge plate jumbo size serve, locking screw's front end top on the wedge plate the great one end of width promptly.
Further, in this embodiment, the end of the locking screw for supporting the wedge plate is an arc ball head structure 12.
Further, in the present embodiment, the locking spring 4 is a double spring.
Furthermore, in this embodiment, a limit nut 2 is further installed on the locking screw rod and located on the outer side of the spring seat.
Further, in this embodiment, the upper end surface of the wedge plate is a horizontal surface, and the lower end surface of the wedge plate is an inclined surface.
Further, in this embodiment, the upper padding plate and the rolling mill housing are fastened and connected by a connecting screw.
The locking device of the utility model is arranged on the upper part of a roller bearing box of a rolling mill frame and comprises a lower backing plate, a wedge-shaped plate is arranged on the lower backing plate, an upper backing plate is fixed on a housing frame 9 of the rolling mill, a spring seat is arranged on the upper backing plate, a locker is arranged between the spring seat and the wedge-shaped plate, and the upper backing plate and the spring seat in the device are both arranged and fastened by screws; the front end of a locking screw in the locker is of an arc ball head structure and is connected with the wedge-shaped plate to support and press the wedge-shaped plate, the locker comprises an adjusting nut, a spring gland, a locking spring, a locking screw and other parts, the locking screw is tightly supported on the wedge-shaped plate, and the locking force can be adjusted by the adjusting nut on the locking screw; when the upper backing plate, the wedge-shaped plate and the lower backing plate are reduced in thickness due to abrasion or are loosened due to continuous impact, the spring force of the locking device can automatically push the wedge-shaped plate to compensate in time, so that the upper backing plate, the wedge-shaped plate and the lower backing plate are always kept in a state of being tightly attached together, the rigidity is firm and reliable, the freedom degree of the vertical direction of the frame roller can be effectively rigidly restrained, and the automatic locking function of the frame roller is realized.
Claims (7)
1. An automatic locking device of a rolling mill stand roller is characterized in that: the rolling mill housing comprises an upper backing plate, a wedge-shaped plate, a lower backing plate and a locker, wherein the upper backing plate is fixedly connected with a rolling mill housing, the lower backing plate is arranged on a frame roller bearing box, and the upper surface and the lower surface of the wedge-shaped plate are respectively tightly attached to the upper backing plate and the lower backing plate; one end of the locker is fixed at one end of the upper backing plate, and the other end of the locker props against the large-size end of the wedge-shaped plate and keeps propping force against the wedge-shaped plate.
2. The automatic locking device of a roll stand of a rolling mill according to claim 1, characterized in that: the locker including the spring holder, the spring holder pass through fastening screw with upper padding plate fixed connection is equipped with horizontal perforation on the spring holder, wears to be equipped with locking screw in the horizontal perforation, and one side cover that is close to the wedge plate on the locking screw is equipped with spring cover, and locking screw is last still to be equipped with locking spring, and locking spring's one end top is on the spring holder, and locking spring's the other end top is on spring cover, still is equipped with adjusting nut on the locking screw in the spring cover outside, and spring cover top is on adjusting nut, and locking screw's front end top is in the wedge plate jumbo size serve.
3. The automatic locking device of a roll stand of a rolling mill according to claim 2, characterized in that: the end of the locking screw rod for propping against the wedge-shaped plate is of an arc ball head structure.
4. The automatic locking device of a roll stand of a rolling mill according to claim 2, characterized in that: the locking spring is a double spring.
5. The automatic locking device of a roll stand of a rolling mill according to claim 2, characterized in that: and a limiting nut is also arranged on the locking screw rod and positioned on the outer side of the spring seat.
6. The automatic locking device of a roll stand of a rolling mill according to claim 1, characterized in that: the upper end face of the wedge-shaped plate is a horizontal plane, and the lower end face of the wedge-shaped plate is an inclined plane.
7. The automatic locking device of a roll stand of a rolling mill according to claim 1, characterized in that: the upper backing plate is fixedly connected with the mill housing by adopting a connecting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979509.6U CN212190615U (en) | 2020-06-02 | 2020-06-02 | Automatic locking device for rolling mill stand roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020979509.6U CN212190615U (en) | 2020-06-02 | 2020-06-02 | Automatic locking device for rolling mill stand roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212190615U true CN212190615U (en) | 2020-12-22 |
Family
ID=73811871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020979509.6U Active CN212190615U (en) | 2020-06-02 | 2020-06-02 | Automatic locking device for rolling mill stand roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212190615U (en) |
-
2020
- 2020-06-02 CN CN202020979509.6U patent/CN212190615U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201257490Y (en) | Mould location structure of hot mould forging machine | |
| CN101733285B (en) | Temper mill with roll bending and shifting functions | |
| CN207121759U (en) | A kind of steel rail vibration reduction fastener | |
| CN212190615U (en) | Automatic locking device for rolling mill stand roller | |
| CN214603609U (en) | Flexible tensioning deviation correcting mechanism for sanding roller and sanding belt | |
| CN108213566B (en) | Cut cells | |
| CN111633042A (en) | Automatic compensation locking fixing device | |
| KR100825309B1 (en) | A Flying Shear capable of changing a Knife | |
| CN211437927U (en) | Auxiliary supporting device of ring rolling machine for machining flange plate | |
| CN202316528U (en) | Axial roller locking device for hot-rolled band steel four-roller rolling mill | |
| CN212264179U (en) | Automatic compensation locking fixing device | |
| CN219944139U (en) | Guide structure and steel rolling production line | |
| CN213473094U (en) | Mechanical hydraulic deviation correcting device for equipment train | |
| CN213594019U (en) | Steel rail wheel device and trolley system | |
| CN214980499U (en) | Vertical test fixture of hydraulic breaking hammer | |
| CN219967596U (en) | Backing plate mechanism for grinding support roller | |
| CN219450589U (en) | Protective guard for dam body construction | |
| CN210059330U (en) | Integral roller system | |
| CN217651786U (en) | Assembled leading wheel and pile clamping box | |
| CN109675961A (en) | A kind of tension station with fine tuning structure | |
| CN220781816U (en) | Fixing device for preventing roller way bearing seat from loosening | |
| CN212150337U (en) | Extraction type fixed baffle device | |
| KR102200734B1 (en) | Feed roller equipment for rolling mill | |
| CN217568944U (en) | Wear-resisting element, wear-resisting roller shaft and roller press with wear-resisting roller shaft | |
| CN215032348U (en) | End face leveling device for rolled bar production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |