CN220195933U - Prestressed rolling mill frame for JCO pipe rolling mill - Google Patents
Prestressed rolling mill frame for JCO pipe rolling mill Download PDFInfo
- Publication number
- CN220195933U CN220195933U CN202321561967.8U CN202321561967U CN220195933U CN 220195933 U CN220195933 U CN 220195933U CN 202321561967 U CN202321561967 U CN 202321561967U CN 220195933 U CN220195933 U CN 220195933U
- Authority
- CN
- China
- Prior art keywords
- rolling mill
- pull rod
- jco
- wall
- pipe
- 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.)
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Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 210000001503 joint Anatomy 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to the technical field of pipe rolling mills, and discloses a prestress rolling mill stand for a JCO pipe rolling mill, which comprises the following components: the upper beam and the lower beam, both sides of upper beam all are provided with the side frame, the top and the bottom of side frame all are provided with coupling assembling, the both sides of upper beam and lower beam all are provided with the mounting tube, the one end at side frame is installed through coupling assembling to the mounting tube. This a prestressing force rolling mill frame for JCO tubular product rolling mill through setting up fixing base, pull rod, lock nut and installation tube, and the fixing base is installed at the tip of surveying the frame, installs the pull rod at the inner wall of fixing base, and the installation tube is connected to the surface of pull rod, and reuse lock nut installs to the pull rod on, fixes spacing to the installation tube, and then fixes the position of entablature and entablature respectively, simple to operate, and improves the atress ability.
Description
Technical Field
The utility model relates to the technical field of pipe rolling mills, in particular to a prestress rolling mill stand for a JCO pipe rolling mill.
Background
The JCO pipe forming machine belongs to heavy equipment, and is characterized in that a steel plate is firstly made into a J shape, then a C shape and finally made into a round shape 0 to form a tube shape, a frame of the forming machine generally comprises nine or six independent closed frames which are connected with each other, each frame is composed of an upper welding steel structure and a lower welding steel structure, and the upper frame and the lower frame are connected with two side parts in a positioning mode through four prestress pull rods.
The current JCO frame is positioned and connected by four frames through bolts and flat keys, and only the keys among the frames bear shearing force in the rolling process, the flat keys and the key grooves are easy to deform and damage, and are difficult to repair, so that the rolling precision of products is affected.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a prestress rolling mill stand for a JCO pipe rolling mill, and solves the problems in the background.
The utility model provides the following technical scheme: a prestressed mill stand for a JCO tubing mill, comprising: the upper beam and the lower beam, both sides of upper beam all are provided with the side frame, the top and the bottom of side frame all are provided with coupling assembling, the both sides of upper beam and lower beam all are provided with the mounting tube, the one end at side frame is installed through coupling assembling to the mounting tube.
Preferably, the connecting assembly comprises a fixing seat, a pull rod and a locking nut, wherein the fixing seat is arranged at the end part of the side frame, the pull rod is arranged on the inner wall of the fixing seat, the mounting pipe is sleeved on the surface of the pull rod, and the locking nut is in threaded connection with the surface of the pull rod.
Preferably, the inner wall of fixing base installs the locating sleeve, the one end of locating sleeve is pegged graft with the inner wall of installation tube, the locating sleeve cup joints the surface at the pull rod.
Preferably, the surface of the fixing seat is welded with the end part of the side frame.
Preferably, one end of the pull rod is in threaded connection with the inner wall of the fixing seat, and the inner wall of the positioning sleeve is movably connected with the surface of the pull rod.
Preferably, a plurality of poking holes are formed in the surface of the lock nut, and the poking holes are distributed in an annular array with the center of the lock nut as the center of the array.
Preferably, the inner walls of the side frames are provided with reinforcing ribs.
Compared with the prior art, the utility model has the following beneficial effects:
1. this a prestressing force rolling mill frame for JCO tubular product rolling mill through setting up fixing base, pull rod, lock nut and installation tube, and the fixing base is installed at the tip of surveying the frame, installs the pull rod at the inner wall of fixing base, and the installation tube is connected to the surface of pull rod, and reuse lock nut installs to the pull rod on, fixes spacing to the installation tube, and then fixes the position of entablature and entablature respectively, simple to operate, and improves the atress ability.
2. This a prestressing force rolling mill frame for JCO tubular product rolling mill through setting up the locating sleeve, and the locating sleeve is installed to the inner wall of fixing base, the one end of locating sleeve is pegged graft with the inner wall of installation tube, and the locating sleeve cup joints the surface at the pull rod, can guarantee the accurate location of installation tube and side frame, and then guarantees that the location of entablature and underbeam is accurate.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
fig. 2 is a schematic diagram of a partial side sectional structure of a connection set according to the present utility model.
In the figure: 1. an upper cross beam; 2. a lower cross beam; 3. a side frame; 4. a connection assembly; 41. a fixing seat; 42. a pull rod; 43. a lock nut; 5. installing a pipe; 6. a positioning sleeve; 7. hole pulling; 8. reinforcing rib plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, a prestressed rolling mill stand for a JCO tubing rolling mill, comprising: the upper beam 1 and the lower beam 2, the both sides of the upper beam 1 all are provided with side frame 3, the top and the bottom of side frame 3 all are provided with coupling assembling 4, the both sides of upper beam 1 and lower beam 2 all are provided with installation tube 5, installation tube 5 passes through coupling assembling 4 and installs the one end at side frame 3, the inner wall of side frame 3 is provided with reinforcing rib plate 8, reinforcing rib plate 8 improves the acceptance of side frame 3.
The connecting assembly 4 comprises a fixing seat 41, a pull rod 42 and a lock nut 43, wherein the fixing seat 41 is arranged at the end part of the side frame 3, the pull rod 42 is arranged on the inner wall of the fixing seat 41, the mounting pipe 5 is sleeved on the surface of the pull rod 42, the lock nut 43 is in threaded connection with the surface of the pull rod 42, the fixing seat 41 is arranged at the end part of the measuring frame, the pull rod 42 is arranged on the inner wall of the fixing seat 41, the mounting pipe 5 is sleeved on the surface of the pull rod 42, the lock nut 43 is used for being arranged on the pull rod 42, the mounting pipe 5 is fixedly limited, the positions of the upper cross beam 1 and the lower cross beam 2 are respectively fixed, the mounting is convenient, and the stress capability is improved.
The locating sleeve 6 is installed to the inner wall of fixing base 41, and the one end of locating sleeve 6 is pegged graft with the inner wall of installation pipe 5, and locating sleeve 6 cup joints the surface at pull rod 42, and the surface of fixing base 41 welds with the tip of side frame 3, and the one end of pull rod 42 and the inner wall threaded connection of fixing base 41, the inner wall of locating sleeve 6 and the surface swing joint of pull rod 42, and a plurality of holes 7 of dialling have been seted up on lock nut 43's surface, and a plurality of holes 7 of dialling are in annular array distribution with lock nut 43's center as array center.
The fixing bases 41 are welded at two ends of the two measuring frames, the positioning sleeve 6 is mounted on the inner wall of the fixing base 41, the pull rod 42 penetrates through the inner wall of the positioning sleeve 6 and is in threaded connection with the inner wall of the fixing base 41, the positions of the pull rod 42 are fixed, the mounting pipes 5 at two ends of the upper beam 1 and the lower beam 2 are respectively sleeved on the surfaces of the pull rod 42, the inner wall of the mounting sleeve is in butt joint with the surface of the positioning sleeve 6, the positioning sleeve 6 is sleeved on the surface of the pull rod 42, accurate positioning of the mounting pipes 5 and the side frames 3 can be guaranteed, further accurate positioning of the upper beam 1 and the lower beam 2 is guaranteed, the locking nuts 43 are mounted on the pull rod 42, the wrenches are used for driving the locking nuts 43 to rotate, the mounting pipes 5 are fixed and limited, the positions of the upper beam 1 and the lower beam 2 are respectively fixed, the mounting is convenient, and the stress capability is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A prestressed mill housing for a JCO tubing mill, comprising: the novel lifting device comprises an upper beam (1) and a lower beam (2), wherein side frames (3) are arranged on two sides of the upper beam (1), connecting assemblies (4) are arranged at the top and the bottom of the side frames (3), mounting pipes (5) are arranged on two sides of the upper beam (1) and two sides of the lower beam (2), and the mounting pipes (5) are arranged at one ends of the side frames (3) through the connecting assemblies (4).
2. The prestress rolling mill stand for a JCO pipe rolling mill according to claim 1, wherein the connecting assembly (4) comprises a fixing seat (41), a pull rod (42) and a locking nut (43), the fixing seat (41) is arranged at the end part of the side frame (3), the pull rod (42) is installed on the inner wall of the fixing seat (41), the installation pipe (5) is sleeved on the surface of the pull rod (42), and the locking nut (43) is connected on the surface of the pull rod (42) in a threaded mode.
3. The prestress rolling mill stand for a JCO pipe rolling mill according to claim 2, characterized in that a positioning sleeve (6) is installed on the inner wall of the fixed seat (41), one end of the positioning sleeve (6) is spliced with the inner wall of the installation pipe (5), and the positioning sleeve (6) is sleeved on the surface of the pull rod (42).
4. A prestressed rolling mill stand for JCO pipe rolling mill according to claim 2, characterized in that the surface of the fixing seat (41) is welded with the end of the side frame (3).
5. A prestressed rolling mill stand for JCO pipe rolling mill according to claim 3, characterized in that one end of the pull rod (42) is screwed with the inner wall of the fixed seat (41), and the inner wall of the positioning sleeve (6) is movably connected with the surface of the pull rod (42).
6. The prestress rolling mill stand for a JCO pipe rolling mill according to claim 2, wherein a plurality of poking holes (7) are formed on the surface of the lock nut (43), and the poking holes (7) are distributed in an annular array with the center of the lock nut (43) as the center of the array.
7. Prestressed rolling mill stand for JCO tubing rolling mill according to claim 1, characterized in that the inner wall of the side frame (3) is provided with stiffening ribs (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321561967.8U CN220195933U (en) | 2023-06-19 | 2023-06-19 | Prestressed rolling mill frame for JCO pipe rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321561967.8U CN220195933U (en) | 2023-06-19 | 2023-06-19 | Prestressed rolling mill frame for JCO pipe rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220195933U true CN220195933U (en) | 2023-12-19 |
Family
ID=89143847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321561967.8U Active CN220195933U (en) | 2023-06-19 | 2023-06-19 | Prestressed rolling mill frame for JCO pipe rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220195933U (en) |
-
2023
- 2023-06-19 CN CN202321561967.8U patent/CN220195933U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |