CN104891323B - Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill - Google Patents
Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill Download PDFInfo
- Publication number
- CN104891323B CN104891323B CN201510241085.7A CN201510241085A CN104891323B CN 104891323 B CN104891323 B CN 104891323B CN 201510241085 A CN201510241085 A CN 201510241085A CN 104891323 B CN104891323 B CN 104891323B
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- hitch
- shaft
- horizontal mill
- bottom spindle
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005096 rolling process Methods 0.000 title abstract description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000003801 milling Methods 0.000 claims description 7
- 241001236644 Lavinia Species 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 7
- 102100023170 Nuclear receptor subfamily 1 group D member 1 Human genes 0.000 description 20
- 230000008859 change Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ropes Or Cables (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention provides a device and method for rapid replacement of a lower connecting shaft of a horizontal rolling mill. The device comprises suspension mechanisms and driving mechanisms, wherein the suspension mechanisms are used for being movably arranged on an upper connecting shaft of the horizontal rolling mill, and the driving mechanisms are arranged on the suspension mechanisms and are used for driving the suspension mechanisms to move on the upper connecting shaft of the horizontal rolling mill. The analysis result shows that the lower connecting shaft can be replaced rapidly and efficiently, and the purposes that the operation difficulty is reduced, and the labor efficiency is improved are achieved.
Description
Technical field
The present invention relates to rolling machinery field, more precisely, a kind of the present invention be more particularly directed to quick-replaceable horizontal mill
The device and method of bottom spindle.
Background technology
Horizontal mill application is relatively broad in steel rolling equipment, and horizontal mill is typically driven using upper and lower two universal-joint spindle and rolled
Roller, because universal-joint spindle sleeve and roller palm are gap cooperation, and roll-force is larger, and universal-joint spindle needs periodically to carry out more
Change.At present, the upper joint-shaft 4 of horizontal mill, the position relationship of bottom spindle 5 are as shown in figure 1, upper joint-shaft 4, bottom spindle 5 are all connected to
One reductor is taken between 7, one shaft sleeve 6, and upper joint-shaft 4 is located at the top of bottom spindle 5.When changing horizontal mill bottom spindle 5, by
In the obstruction of upper joint-shaft 4, it is impossible to directly hang bottom spindle 5 using driving 9, in order to change bottom spindle 5, need first to tear upper joint-shaft 4 open
Unload, be placed on clear position, then dismantle bottom spindle 5.This replacing options are not only wasted time and energy, and it is difficult to increased operation
Degree.
Therefore a kind of solution that can fast and efficiently change bottom spindle is needed badly at present, not dismantle upper joint-shaft
In the case of, bottom spindle is quickly and efficiently changed, task difficulty is reduced, raise labour efficiency.
The content of the invention
It is an object of the invention to provide a kind of device of quick-replaceable horizontal mill bottom spindle, is deposited with solving prior art
Horizontal mill bottom spindle change the big problem of difficulty.
Additionally, the present invention also provides a kind of method of quick-replaceable horizontal mill bottom spindle, to solve the above problems.
In order to solve the above problems, the technical scheme that the present invention is provided is as follows:
A kind of device of quick-replaceable horizontal mill bottom spindle, it includes:Hitch, for being movably disposed at water
On the upper joint-shaft of flat-rolled machine;Drive mechanism, on the hitch, for driving the hitch in horizontal mill
Move on upper joint-shaft.
Preferably, in said apparatus, the hitch includes:Anchor ear, for being set in the upper joint-shaft of horizontal mill
On;Connecting bolt, located at the link position of the anchor ear, for locking the anchor ear;Roller, is installed on the anchor ear, uses
In making the anchor ear smoothly along the axial movement of horizontal mill upper joint-shaft.
Preferably, in said apparatus, the drive mechanism is the sprocket wheel being installed on the hitch.
Preferably, in said apparatus, the drive mechanism is sprocket wheel, and the axis of the sprocket wheel is perpendicular to the anchor ear
Axis.
Preferably, in said apparatus, also include for connecting the suspension arrangement bottom and horizontal mill bottom spindle
Rope sling.
Preferably, in said apparatus, the sprocket wheel is two, and is symmetrically installed on the anchor ear upper outside.
Preferably, in said apparatus, the side wall of the anchor ear is provided with installing hole, and the roller is located at the installing hole
In.
Preferably, in said apparatus, the roller axis overlap with anchor ear thickness center line, and the roller diameter is more than
The anchor ear thickness.
Preferably, in said apparatus, the annular for connecting the connecting bolt and horizontal mill bottom spindle is also included
Rope sling, and the link position of the anchor ear is located at the bottom of the anchor ear.
In order to solve the above problems, another technical scheme that the present invention is provided is as follows:
A kind of method of the quick-replaceable horizontal mill bottom spindle using any of the above-described device, it includes demounting procedure and peace
Dress step, demounting procedure includes:
Two hitches are arranged on into horizontal mill upper joint-shaft two ends.
Bottom spindle two ends are hitched using rope sling, rope sling position is corresponding up and down with hitch position.
Connect hitch using rope sling, and make rope sling that there is a prestressing force.
Between dismounting bottom spindle and reductor are taken at least one takes over bolt.
Drive mechanism drives hitch movement, makes two hitches slide axially along upper joint-shaft, treats that reductor takes over end
Catcher bolt be completely exposed after, stop drive mechanism action.
Rope sling is hung using driving, remaining catcher bolt is dismantled.
Using milling train side joint shaft universal-joint steering-effecting, slowly bottom spindle deceleration generator terminal is removed from upper joint-shaft lower section.
Sprocket wheel is reversely pulled, makes another hitch slide in outward direction, after bottom spindle sleeve is completely exposed milling train,
Stop drag, using driving is overall bottom spindle is hung out.
Installation steps are contrary with above-mentioned demounting procedure.
Analysis understands that the present invention can fast and efficiently change bottom spindle, realizes reducing task difficulty, improves work effect
The purpose of rate.
Description of the drawings
Fig. 1 is the method schematic diagram of traditional replacing horizontal mill bottom spindle;
Fig. 2, Fig. 3 are respectively the front view structure of apparatus of the present invention embodiment, schematic side view;
Fig. 4, Fig. 5 are respectively the application process schematic diagram of apparatus of the present invention embodiment.
In figure, 1- anchor ears;2- rope slings;3- connecting bolts;4- upper joint-shafts;5- bottom spindles;6- shaft sleeves;7- reductors connect
Hand;8- connecting bolts;9- drives a vehicle;11- rollers;12- sprocket wheels.
Specific embodiment
The present invention is described in further details with reference to the accompanying drawings and detailed description.
As shown in Figure 2 and Figure 3, device embodiment of the invention mainly includes hitch, drive mechanism.Wherein, machine is hung
Structure is used to be movably disposed at the upper joint-shaft 4 of horizontal mill.Drive mechanism is located on hitch, for driving suspension machine
Structure is moved on the upper joint-shaft 4 of horizontal mill.Rope sling 2 for connecting suspension arrangement bottom and horizontal mill bottom spindle 5 then may be used
With using when prepare temporarily, it is also possible to prepare in advance, in order to preferably use cooperatively with hitch.
In the present embodiment, then as shown in Figure 2 and Figure 3, hitch includes:Anchor ear 1, connecting bolt 3, roller 11.Its
In, anchor ear 1 is used to be set in the upper joint-shaft 4 of horizontal mill.Connecting bolt 3 is embraced located at the link position of anchor ear 1 for locking
Hoop 1, and can be also used for easily dismantling rope sling 2.Roller 11 is installed on anchor ear 1, for making anchor ear 1 smoothly along level
The axial movement of the upper joint-shaft 4 of milling train.Further, the side wall of anchor ear 1 is provided with installing hole (unmarked), and roller 11 is then located at
In installing hole;And, the axis of roller 11 overlaps with the thickness center line of anchor ear 1, and roller 11 is easy to diameter greater than the thickness of anchor ear 1
Roller 11 is rotated.
Preferably, drive mechanism is the sprocket wheel 12 being installed on anchor ear 1, and the axis of sprocket wheel 12 is perpendicular to anchor ear 1
Axis.The device of the present invention is arranged on upper joint-shaft 4, and position is higher, and specific work process is that operation is completed in lower section, in order to
Facilitate concrete operations, using sprocket wheel 12 as drive mechanism, the course of work of the sprocket wheel 12 of the present invention passes through chain (not to the present invention
Diagram) realize, the present invention drives roller 11 to roll by sprocket wheel 12, and the concrete kind of drive can be passed for umbrella tooth (not shown) etc.
It is dynamic.
For balanced sequence anchor ear 1, sprocket wheel 12 is two, and is symmetrically installed on the upper outside of anchor ear 1 (such as Fig. 2 institutes
Show).
Further, as shown in Figure 4, Figure 5, the rope sling 2 of the present embodiment is the bottom spindle 5 and connection spiral shell of connection horizontal mill
The annular rope sling of bolt 3, the connecting bolt 3 being connected with rope sling 2 is sitting at the bottom of anchor ear 1.
When using Fig. 2, embodiment illustrated in fig. 3 quick-replaceable horizontal mill bottom spindle, demounting procedure and peace are included substantially
Dress step, wherein, demounting procedure is generally comprised:
First, anchor ear 1 is arranged on into the two ends of upper joint-shaft 4.
The two ends of bottom spindle 5 are hitched using rope sling 2, the position of rope sling 2 is corresponding with the position of anchor ear 1 on upper joint-shaft 4.
Using the connection anchor ear 1 of connecting bolt 3 and rope sling 2, and the slight stress of rope sling 2 is made, and formation one in advance should on rope sling 2
Power.
Connecting bolt 8 between dismounting bottom spindle 5 and reductor catcher 7.
According to shown in Fig. 4 arrows, the upper sprocket wheel 12 of anchor ear 1 is pulled, make the upper roller 11 of anchor ear 1 slide axially along upper joint-shaft 4, treated
After the connecting bolt 8 at reductor catcher end is completely exposed, sprocket wheel 12 is stopped drag.
Hang rope sling 2 using driving 9, dismantle connecting bolt 3, using milling train side joint shaft universal-joint steering-effecting, slowly from
The lower section of upper joint-shaft 4 removes the deceleration generator terminal of bottom spindle 5, and now the other end of bottom spindle 5 is still in another anchor ear 1.
According to shown in Fig. 5 arrows, sprocket wheel 12 is reversely pulled, make other end anchor ear 1 slide in outward direction, treat bottom spindle set
Cylinder 6 is completely exposed after milling train, is stopped drag, and using driving 9 is overall bottom spindle 5 is hung out.
Installation steps are contrary with above-mentioned demounting procedure.
To sum up shown, the present invention arranges a pair of hitches, and such as anchor ear is installed on the mechanism on upper joint-shaft, and will
Bottom spindle is fixed in the mechanism, using sprocket wheel driving rolls, is reached and for bottom spindle to be taken over separate purpose from reductor, then
Using driving quick-replaceable bottom spindle, therefore, no longer need to dismantle upper joint-shaft when changing horizontal mill bottom spindle, during replacing used
Between greatly shorten.Additionally, the features such as present invention also has simple structure, easy to operate, high working efficiency.
Compared with prior art, the advantages of the present invention are:
First, the present invention need not dismantle upper joint-shaft, directly change bottom spindle so that replacing construction is greatly shortened, that is, save
Time.
2nd, the setting (i.e. including anchor ear, connecting bolt and roller) of hitch of the invention, can directly using above connecing
Axle has structure letter as support member, the device that can so cause the quick-replaceable horizontal mill bottom spindle of present invention offer
It is single, while directly causing the device of present invention offer easy to operate as support member by the use of upper joint-shaft, and improve replacing
Operating efficiency.
As known by the technical knowledge, the present invention can be by other essence without departing from its spirit or the embodiment party of essential feature
Case is realizing.Therefore, embodiment disclosed above, for each side, is all merely illustrative, and is not only.Institute
Have and be included in the invention within the scope of the present invention or in the change being equal in the scope of the present invention.
Claims (8)
1. a kind of device of quick-replaceable horizontal mill bottom spindle, it is characterised in that include:
Hitch, for being movably disposed at the upper joint-shaft of horizontal mill;
Drive mechanism, on the hitch, for driving the hitch to move on the upper joint-shaft of horizontal mill,
And
For connecting the rope sling of the hitch bottom and horizontal mill bottom spindle;
The hitch includes:
Anchor ear, for being set in the upper joint-shaft of horizontal mill;
Connecting bolt, located at the link position of the anchor ear, for locking the anchor ear;
Roller, is installed on the anchor ear, for making the anchor ear smoothly along the axial movement of horizontal mill upper joint-shaft.
2. device according to claim 1, it is characterised in that the drive mechanism is to be installed on the hitch
Sprocket wheel.
3. device according to claim 1, it is characterised in that the drive mechanism is sprocket wheel, the axis of the sprocket wheel
Perpendicular to the axis of the anchor ear.
4. device according to claim 3, it is characterised in that the sprocket wheel is two, and symmetrically it is installed on described embracing
Hoop upper outside.
5. device according to claim 1, it is characterised in that the side wall of the anchor ear is provided with installing hole, the roller
In the installing hole.
6. device according to claim 5, it is characterised in that the roller axis overlap with anchor ear thickness center line, and institute
Roller diameter is stated more than the anchor ear thickness.
7. device according to claim 1, it is characterised in that also include for connecting the connecting bolt and horizontal mill
The annular rope sling of bottom spindle, and the link position of the anchor ear is located at the bottom of the anchor ear.
8. a kind of method of the quick-replaceable horizontal mill bottom spindle of the arbitrary described device of utilization claim 1-7, its feature exists
In including demounting procedure and installation steps, demounting procedure includes:
Two hitches are arranged on into horizontal mill upper joint-shaft two ends;
Bottom spindle two ends are hitched using rope sling, rope sling position is corresponding up and down with hitch position;
Connect hitch using rope sling, and make rope sling that there is a prestressing force;
Between dismounting bottom spindle and reductor are taken at least one takes over bolt;
Drive mechanism drives hitch movement, makes two hitches slide axially along upper joint-shaft, treats connecing for reductor catcher end
After hand bolt is completely exposed, stop drive mechanism action;
Rope sling is hung using driving, remaining catcher bolt is dismantled;
Using milling train side joint shaft universal-joint steering-effecting, slowly bottom spindle deceleration generator terminal is removed from upper joint-shaft lower section;
Sprocket wheel is reversely pulled, makes another hitch slide in outward direction, after bottom spindle sleeve is completely exposed milling train, stopped
Pull, using driving is overall bottom spindle is hung out;
Installation steps are contrary with above-mentioned demounting procedure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510241085.7A CN104891323B (en) | 2015-05-13 | 2015-05-13 | Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510241085.7A CN104891323B (en) | 2015-05-13 | 2015-05-13 | Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104891323A CN104891323A (en) | 2015-09-09 |
CN104891323B true CN104891323B (en) | 2017-04-26 |
Family
ID=54024371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510241085.7A Expired - Fee Related CN104891323B (en) | 2015-05-13 | 2015-05-13 | Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104891323B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111451734A (en) * | 2020-04-08 | 2020-07-28 | 鞍钢股份有限公司 | Method for quickly and safely replacing main transmission connecting rod of rolling mill |
CN111546286A (en) * | 2020-06-12 | 2020-08-18 | 李树艳 | Drill pump cylinder cover dismounting device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5531450B2 (en) * | 1972-08-25 | 1980-08-18 | ||
JPS52158474U (en) * | 1976-05-25 | 1977-12-01 | ||
CN2843646Y (en) * | 2004-12-02 | 2006-12-06 | 中色科技股份有限公司 | Direct hoister with operating and medium rollers fast replacing function for six-roller press |
CN201046462Y (en) * | 2007-06-15 | 2008-04-16 | 中国第一重型机械集团公司 | Universal joint removing device |
CN201458537U (en) * | 2009-07-11 | 2010-05-12 | 山西太钢不锈钢股份有限公司 | Lifting appliance special for second intermediate rolls |
CN102275071B (en) * | 2010-06-09 | 2013-02-20 | 华锐风电科技(集团)股份有限公司 | Multifunctional platform of wind turbine and vane dismantling method |
CN202643072U (en) * | 2012-04-27 | 2013-01-02 | 上海核工程研究设计院 | Transporting and hoisting bracket for cobalt regulating rod assemblies |
CN202655344U (en) * | 2012-07-16 | 2013-01-09 | 安徽中杭股份有限公司 | 520 rolling mill lower roll bearing seat regulating device with improved structure |
CN103394514A (en) * | 2013-08-15 | 2013-11-20 | 天津市荣泰新型复合材料有限公司 | Quick dismantling and replacing device for bearing pedestals of working roll |
CN204643564U (en) * | 2015-05-13 | 2015-09-16 | 莱芜钢铁集团有限公司 | The device of quick-replaceable horizontal mill bottom spindle |
-
2015
- 2015-05-13 CN CN201510241085.7A patent/CN104891323B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN104891323A (en) | 2015-09-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104096713B (en) | Online changing rig | |
CN102886474B (en) | Radial rolling device of ring rolling machine | |
CN104891323B (en) | Device and method for rapid replacement of lower connecting shaft of horizontal rolling mill | |
CN204818669U (en) | Frock is dismantled to bolt | |
CN104609319B (en) | Gantry crane and four-bar mechanism each hinge method for maintaining thereof | |
CN104176667B (en) | Fixed pulley device rapidly disassembled and assembled | |
CN204643564U (en) | The device of quick-replaceable horizontal mill bottom spindle | |
CN206428300U (en) | A kind of new reinforcing steel bar straightener | |
CN203285879U (en) | Strip-shaped package conveying power head assembly coupler | |
CN205271882U (en) | Copper bar chain replacer | |
CN107819389A (en) | Rotor stone tongs | |
CN210780449U (en) | High-voltage motor coil dismantling tool | |
CN202655868U (en) | Winding drum rubber sleeve dismantling tool | |
CN206405180U (en) | A kind of charging roller table frame for being readily disassembled installation | |
CN208428192U (en) | Pin removal | |
CN205595743U (en) | Cable drum support | |
CN206275660U (en) | The window cleaning equipment rope winding jib that a kind of reciprocating screw drives | |
CN205588544U (en) | Pipe lining machine | |
CN206261542U (en) | A kind of window cleaning equipment rope winding jib of actuated by cams | |
CN203578364U (en) | Novel universal shaft hosting device of hot rolling strip steel edger mill | |
CN202895121U (en) | Dismantling device for mold adjusting gear of injection molding machine | |
CN202943080U (en) | Position adjusting device for rolling mill transmission shaft cross bag connecting flange | |
CN204503814U (en) | A kind of high strength coil of strip unwinding equipment | |
CN203624901U (en) | Garage door opening and closing driving winch | |
CN203248437U (en) | Large heat exchanger core assembling and pulling device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170426 |