CN202238921U - Vertical roll spindle lifting device - Google Patents
Vertical roll spindle lifting device Download PDFInfo
- Publication number
- CN202238921U CN202238921U CN2011202882395U CN201120288239U CN202238921U CN 202238921 U CN202238921 U CN 202238921U CN 2011202882395 U CN2011202882395 U CN 2011202882395U CN 201120288239 U CN201120288239 U CN 201120288239U CN 202238921 U CN202238921 U CN 202238921U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- edger roll
- connecting rod
- lifting device
- 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
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Abstract
The utility model discloses a vertical roll spindle lifting device, which is connected with a vertical roll spindle, wherein the vertical roll spindle comprises a spindle upper section and a spindle lower section which is connected with the spindle upper section; and the spindle lower section moves up and down in the axial direction of the spindle under the drive of the vertical spindle lifting device. The vertical roll spindle lifting device comprises a hydraulic cylinder, a connecting rod, a bolt hole, a corresponding socket and a safety pin, wherein the hydraulic cylinder is arranged outside the vertical roll spindle; the middle part of the connecting rod is hinged with a fixed support arranged outside the vertical roll spindle at a hinged point, so that the connecting rod can rotate clockwise or anticlockwise on the hinged point; one end of the connecting rod is connected with the piston rod of the hydraulic cylinder, and the other end of the connecting rod is connected with the spindle lower section; the bolt hole is formed in the connecting rod; the corresponding socket is arranged on the fixed support; and the safety pin runs through the bolt hole and the socket to stop the rotation of the connecting rod in the clockwise or anticlockwise direction.
Description
Technical field
The utility model relates to a kind of edger roll servicing unit, relates in particular to a kind of lifting device.
Background technology
Edger roll is necessity equipment of each hot rolling unit control band steel finished width.Edger roll main shaft lifting device is a kind of edger roll servicing unit that promotes or reduce the edger roll main shaft, and this lifting device plays important effect in the process of changing edger roll.
Fig. 1 has shown the structure of present edger roll main shaft lifting device.As shown in Figure 1, the edger roll main shaft is above edger roll, and it comprises that mainly main shaft epimere 1a, main shaft hypomere 1b, homalocephalus overlap 2 three parts; The end of main shaft epimere 1a is connected with gear-box with motor; The other end of main shaft epimere 1a is connected through spline with the end of main shaft hypomere 1b; In addition; Also be provided with a hydraulic cylinder 3 on the main shaft epimere 1a, after hydraulic cylinder 3 passed through external hydraulic fitting 4 and external hydraulic tube is connected, oil-feed and oil return were controlled; Main shaft hypomere 1b can move along the axial direction of edger roll main shaft is upper and lower through hydraulic cylinder 3, and its other end is connected with homalocephalus cover 2, in addition, and the main shaft hypomere 1b after screw 5 is used for fixing and is raised, the phenomenon that makes main shaft hypomere 1b can not occur dropping; Homalocephalus cover 2 is with after the homalocephalus 6 of edger roll 7 is connected, through its work of motor driving.When need changing edger roll 7, through promoting main shaft hypomere 1b homalocephalus cover 2 and edger roll 7 homalocephalus 6 are thrown off, the edger roll 7 that more renews is then fallen main shaft hypomere 1b again, makes homalocephalus cover 2 be connected with new edger roll 7 homalocephalus 6.Because the edger roll main shaft is to rotate always, therefore, external hydraulic tube is being removed at ordinary times, reconnects when needing to promote the edger roll main shaft.
There is following drawback in this structure:
(1) if be installed in when the hydraulic cylinder of main shaft epimere 1a the inside is let out in taking place or fault needs repairing, must connect main shaft and change together, downtime is long, and maintenance cost is big.
(2) when connecting external hydraulic tube, need the staff, have certain potential safety hazard through setting up cat ladder to the edger roll main shaft.
Summary of the invention
The purpose of the utility model provides a kind of edger roll main shaft lifting device; This lifting device is through separating hydraulic cylinder with the edger roll main shaft; The edger roll lifting device is arranged on outside the edger roll main shaft, thereby avoids in hydraulic cylinder takes place, letting out or fault when needing repairing, must connect the situation that main shaft is changed together; In addition, the described edger roll main shaft of the utility model lifting device also should be avoided needing the staff to set up the problem that cat ladder removes to connect hydraulic tube in use.
According to the foregoing invention purpose; The utility model provides a kind of edger roll main shaft lifting device; It is connected with the edger roll main shaft, and said edger roll main shaft comprises a main shaft epimere and one and the main shaft hypomere that flexibly connects of said main shaft epimere, and said main shaft hypomere moves along the axial direction of main shaft is upper and lower under the driving of said edger roll main shaft lifting device; Said edger roll main shaft lifting device comprises a hydraulic cylinder, and it is located at outside the said edger roll main shaft; In addition, said edger roll main shaft lifting device also comprises:
One connecting rod; It is hinged at a pin joint that the outer fixed support of said edger roll main shaft is located in center and; So that said connecting rod can rotate around said pin joint in the clockwise direction or in the counterclockwise direction; One end of said connecting rod is connected with the piston rod of said hydraulic cylinder, and the other end of said connecting rod is connected with said main shaft hypomere;
Also be provided with a pin hole on the said connecting rod; Said fixed support is provided with the jack of a correspondence; One safety pin runs through said pin jack and jack, to stop the rotation of said connecting rod on clockwise or counter clockwise direction.
When needs promoted the edger roll main shaft, hydraulic cylinder piston rod stretched out, and promoted connecting rod one end and moved downward, and make connecting rod do clockwise (perhaps counterclockwise) and rotate, so its other end moves upward around its pin joint, thus the rising of driving main shaft hypomere.When the main shaft hypomere rose to certain height, pin hole and the jack on the fixed support on the connecting rod were overlapping, and the insertion safety pin rotates around its pin joint to prevent connecting rod, thereby had fixed the position of main shaft hypomere.When needs are fallen the edger roll main shaft; Confirm earlier to pull down safety pin, connecting rod can be rotated, then the hydraulic cylinder piston rod retraction around its pin joint; Pulling connecting rod one end moves upward; Make connecting rod do counterclockwise (perhaps clockwise) around its pin joint and rotate, the drivening rod other end moves downward, and then drives the decline of main shaft hypomere.
In above-mentioned edger roll main shaft lifting device, said fixed support is a mill housing.
Preferably, the end that said connecting rod is connected with said main shaft hypomere is a jaw, and said main shaft hypomere is fastened in the said jaw.
The described edger roll main shaft of the utility model lifting device has the following advantages than existing lifting device:
(1) through being arranged on hydraulic cylinder outside the edger roll main shaft, thereby avoided effectively in hydraulic cylinder takes place, letting out or fault when needing repairing, must connect the situation that main shaft is changed together, thereby save downtime greatly, reduced maintenance cost.
(2) when connecting external hydraulic tube, do not need the staff, eliminated potential safety hazard through setting up cat ladder to the edger roll main shaft.
(3) pin safe in utilization can be fixed the edger roll main shaft after the lifting easily, thereby has eliminated potential safety hazard, has improved the efficient that edger roll is changed.
Description of drawings
Fig. 1 is the structural representation of existing edger roll main shaft lifting device.
Fig. 2 is the structural representation of the described edger roll main shaft of the utility model lifting device under a kind of embodiment.
Fig. 3 is the side view of Fig. 2.
The specific embodiment
To combine Figure of description and concrete embodiment that the described edger roll main shaft of the utility model lifting device is done further detailed description below.
Fig. 2 is that the utility model has shown the described edger roll main shaft of the utility model lifting device structural representation in the present embodiment.Fig. 3 is the side view of Fig. 2.Like Fig. 2, shown in Figure 3, the end of main shaft hypomere 8b is connected through spline with the end of main shaft epimere 8a, makes main shaft hypomere 8b to move along edger roll main shaft axial direction is upper and lower, and the other end of main shaft hypomere 8b is connected with homalocephalus cover 9.Hydraulic cylinder 10 is arranged on the mill housing.Connecting rod 11 is broken line type, and the turning point 13 of center broken line is hinged with mill housing, makes that connecting rod 11 can be around pin joint (overlapping with turning point 13) (perhaps counterclockwise) rotation clockwise.One end of connecting rod 11 is connected with the piston rod of hydraulic cylinder 10, and its other end is a jaw (as shown in Figure 3), and main shaft hypomere 8b can touched and block to this jaw when rising, thereby can rise or descend by driving main shaft hypomere 8b.In addition, also be provided with a pin hole on the connecting rod 11, correspondingly; Also be provided with a jack on the mill housing; 8b rises to certain altitude when the main shaft hypomere, and pin hole on the connecting rod 11 and the jack overlaid on the mill housing, safety pin 12 run through this two jacks; Preventing that connecting rod 11 from rotating around pin joint, thus the fixing position of edger roll main shaft hypomere.
Continue to consult Fig. 2, Fig. 3, when needs were changed edger roll, the edger roll side-pressing device was shifted old edger roll onto a certain position, and the homalocephalus and the edger roll main shaft that make edger roll are on same vertical line.The staff sends the edger roll main shaft and promotes instruction then; Hydraulic cylinder 10 piston rods stretch out, and promote connecting rod 11 1 ends and move downward, and make connecting rod 11 do counterclockwise (or clockwise) around its pin joint 13 and rotate; The jaw of connecting rod 11 other ends moves upward; And block main shaft hypomere 8b, thereby driving main shaft hypomere 8b rises, and makes that the homalocephalus cover 9 on the edger roll main shaft is thrown off with the homalocephalus of edger roll.When the other end jaw driving main shaft hypomere 8b of connecting rod 11 rose to certain altitude, pin hole on the connecting rod 11 and the jack overlaid on the mill housing inserted safety pin 12, make it run through above-mentioned pin hole and jack, thereby fix the position of main shaft hypomere 8b.Change the edger roll operation then, the edger roll side-pressing device is removed old edger roll, shifts new edger roll onto edger roll main shaft below, and the homalocephalus and the edger roll main shaft that make edger roll are on a vertical line.The staff extracts safety pin 12 then, sends the instruction that descends, the piston rod retraction of hydraulic cylinder 10; One end of pulling connecting rod 11 moves upward; Therefore connecting rod 11 is done clockwise (or counterclockwise) rotation around its pin joint 13, and the other end jaw of connecting rod 11 descends, and main shaft hypomere 8b is slowly descended; Thereby the homalocephalus cover 9 of edger roll main shaft is connected with the homalocephalus of new edger roll, thereby accomplishes the replacing of edger roll.
Be noted that above enumerate be merely specific embodiment of the present invention, obviously the invention is not restricted to above embodiment, many similar variations are arranged thereupon.If those skilled in the art all should belong to protection scope of the present invention from all distortion that content disclosed by the invention directly derives or associates.
Claims (3)
1. edger roll main shaft lifting device; It is connected with the edger roll main shaft; Said edger roll main shaft comprises a main shaft epimere and one and the main shaft hypomere that flexibly connects of said main shaft epimere; Said main shaft hypomere moves along the axial direction of main shaft is upper and lower under the driving of said edger roll main shaft lifting device, and said edger roll main shaft lifting device comprises a hydraulic cylinder, it is characterized in that: said hydraulic cylinder is located at outside the said edger roll main shaft; Said edger roll main shaft lifting device also comprises:
One connecting rod; It is hinged at a pin joint that the outer fixed support of said edger roll main shaft is located in center and; So that said connecting rod can rotate around said pin joint in the clockwise direction or in the counterclockwise direction; One end of said connecting rod is connected with the piston rod of said hydraulic cylinder, and the other end of said connecting rod is connected with said main shaft hypomere;
Also be provided with a pin hole on the said connecting rod; Said fixed support is provided with the jack of a correspondence; One safety pin runs through said pin jack and jack, to stop the rotation of said connecting rod on clockwise or counter clockwise direction.
2. edger roll main shaft lifting device as claimed in claim 1 is characterized in that said fixed support is a mill housing.
3. according to claim 1 or claim 2 edger roll main shaft lifting device is characterized in that the end that said connecting rod is connected with said main shaft hypomere is a jaw, and said main shaft hypomere is fastened in the said jaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202882395U CN202238921U (en) | 2011-08-09 | 2011-08-09 | Vertical roll spindle lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202882395U CN202238921U (en) | 2011-08-09 | 2011-08-09 | Vertical roll spindle lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202238921U true CN202238921U (en) | 2012-05-30 |
Family
ID=46100224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202882395U Expired - Fee Related CN202238921U (en) | 2011-08-09 | 2011-08-09 | Vertical roll spindle lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202238921U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200741A (en) * | 2014-09-12 | 2014-12-10 | 唐山学院 | Demonstration device of operating principle of hydraulic system |
-
2011
- 2011-08-09 CN CN2011202882395U patent/CN202238921U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200741A (en) * | 2014-09-12 | 2014-12-10 | 唐山学院 | Demonstration device of operating principle of hydraulic system |
| CN104200741B (en) * | 2014-09-12 | 2016-10-19 | 唐山学院 | A kind of hydraulic work system presentation device of theory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120530 Termination date: 20200809 |