CN202356602U - Arc subtending adjusting device for guide rollers - Google Patents
Arc subtending adjusting device for guide rollers Download PDFInfo
- Publication number
- CN202356602U CN202356602U CN201120492515XU CN201120492515U CN202356602U CN 202356602 U CN202356602 U CN 202356602U CN 201120492515X U CN201120492515X U CN 201120492515XU CN 201120492515 U CN201120492515 U CN 201120492515U CN 202356602 U CN202356602 U CN 202356602U
- Authority
- CN
- China
- Prior art keywords
- guide roller
- adjusting lever
- adjusting
- adjustment
- bearing block
- 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 - Lifetime
Links
Images
Landscapes
- Bearings For Parts Moving Linearly (AREA)
Abstract
The utility model discloses an arc subtending adjusting device for guide rollers, which comprises a support frame, guide roller bearing pedestals and an adjusting mechanism, wherein the adjusting mechanism comprises an adjusting lever, adjustment sliders and a supporting seat, the adjusting lever is arranged parallel to a guide roller, and the two ends of the adjusting lever fix the adjusting lever on the support frame through the supporting seat; the adjusting sliders are in threaded connection with the adjusting lever and respectively arranged at the two ends of the adjusting lever, and the guide roller bearing pedestals are correspondingly connected with the adjusting slider one to one; and the two ends of the adjusting lever are provided with threads with forward and reverse rotating directions, and a surface (combined with the guide roller bearing pedestal) of the adjusting slider is a smooth wedged surface, in the process of rotating the adjusting lever, the two adjusting sliders carry out axile contrary moving along the adjusting lever, and the guide roller bearing pedestals move upwards or downwards along the wedged surface. According to the utility model, through adjusting the adjusting lever, the two ends of a guide roller are adjusted simultaneously, and the adjustment is small in error and easy to operate.
Description
Technical field
The utility model relates to the adjusting device of a conticaster, concretely, relates to a kind of guide roller to the arc adjusting device.
Background technology
Produce in the alloyed steel round billet casting process at conticaster, the precision of conticaster directly influences the continuous cast products quality.Particularly the circular arc of conticaster when unpunctual to arc, can cause the irregular deformation of strand to the arc precision, and produces the shape crackle at core, and aggravation also can make the strand uneven components by the longitudinal crack that forms in the crystallizer, causes segregation, or even opens and water bleed-out.And the 1# guide roller of conticaster is the initial location that crystallizer, thus the 1# guide roller to the arc precision directly have influence on whole conticaster to the arc precision.
Present employing be shim pack formula guide roller adjustment mode, as shown in Figure 1, it is to realize that through the pad quantity between adjustment guide roller bearing block and the fan-shaped section bracing frame 1# guide roller and crystallizer are to arc.
Shim pack formula guide roller adjustment mode is the mode of the difference shimming on the guide roller both sides.When utilizing shim pack to adjust the guide roller position, the pad of minimum thickness has determined the precision of adjustment in the shim pack.In general, when the processing shim pack, minimum thickness is 0.2mm; That is to say that guide roller is during to arc, the full accuracy that can reach is 0.2mm; If will reach higher precision, then need regulate through the thinner adjustment pad of processing and fabricating, therefore increased the cost of making.
When shim pack formula guide roller adjustment mode carried out arc adjust to guide roller, owing to the processing number of shim pack is many, surface roughness was generally 12.5.In use, unavoidable because the machining accuracy of pad itself makes adjustment produce an error in a big way.When a plurality of pads were stacked together, theoretic error was exactly the summation of all pad errors.Therefore, using pad during to arc, is to be difficult to guarantee to the arc precision as guide section.
When shim pack formula guide roller adjustment mode is adjusted guide roller, need carry out the pad adjustment respectively,, be difficult to the uniformity that guarantees that both sides are regulated according to the difference of field condition at two ends.Cause the guide roller both sides to produce difference in height.And the guide roller both sides are adjusted workload and the work difficulty that has also increased greatly arc respectively.
Shim pack formula guide roller adjustment mode adopts the shim pack number more to arc, and a common cover adjustment shim pack will be made up of 25 pads.
Therefore, shim pack formula guide roller adjustment mode adjusts that precision is low, error is big, adjustment is loaded down with trivial details.
The utility model content
In order to realize the accurate positioning of continuous casting billet extrados, slick and sly with the copper pipe transition, improve the life-span of crystallizer copper pipe and open the probability that waters bleed-out with reducing, the utility model embodiment provides a kind of guide roller to the arc adjusting device.Said technical scheme is following:
A kind of guide roller comprises the arc adjusting device:
Bracing frame;
The guide roller bearing block, the two ends that it is arranged at support frame as described above are used for supporting and fixed guide roller;
Guiding mechanism; Be fixed on the support frame as described above; Said guide roller bearing block is fixed on the said guiding mechanism; Said guiding mechanism comprises adjusting lever, adjustment slide block and supporting base, and said adjusting lever is parallel to the guide roller setting, and its two ends are fixed in said adjusting lever on the support frame as described above through said supporting base;
Said adjustment slide block is threaded with said adjusting lever, and is arranged at the two ends of said adjusting lever respectively, and said guide roller bearing block connects one to one with the adjustment slide block;
The two ends of said adjusting lever be provided with positive and reverse return to screw thread; The faying face of said adjustment slide block and said guide roller bearing block is smooth lozenges; During the said adjusting lever of turn; Two said adjustment slide blocks are along incorgruous moving on the said adjusting lever axle, and said guide roller bearing block is along said lozenges upstream or downstream.
The middle part of said adjusting lever also is provided with the bearing block that is used to guarantee said adjusting lever axiality, and said bearing block is fixed on the support frame as described above.
Preferably, said bearing block is provided with two, and it is symmetrical in the center line setting of said adjusting lever.
The two ends of said adjustment slide block also are provided with dust cover.
The beneficial effect of the technical scheme that the utility model embodiment provides is:
The utility model is provided with the centering guiding mechanism in 1# guide roller bottom; The screw thread of different rotation directions is set through the two ends at adjusting lever; The adjustment slide block that makes two ends along adjusting lever axially towards both direction, make the combination lozenges upstream or downstream of guide roller bearing block, thereby height adjustment made in the position of guide roller along the two; This move mode has guaranteed the accurate positioning of continuous casting billet extrados; Slick and sly with the copper pipe transition, thus the life-span of having improved crystallizer copper pipe open the probability that waters bleed-out with reducing, have that the adjustment precision is high, the adjustment error is little, convenient, the characteristic of simple structure of adjustment.
Be designed under the guide roller bearing block and adjust the lozenges that slide block matches; When adjustment slide block move left and right; Bearing block carries out height adjustment through lozenges; Can realize continuous linearity adjustment like this, adopt the guiding mechanism of this spiral form, the numerical value that makes adjustment no longer is the stepped combination of traditional approach.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the existing shim pack formula guide roller adjusting device structure chart that is adopted that the utility model provides;
Fig. 2 is that the guide roller that provided of the utility model embodiment is to arc adjusting device structural front view;
Fig. 3 is the lateral plan of Fig. 2.
Among the figure: 1-guide roller bearing block 2-supporting base 3-adjusting lever 4-adjustment slide block 5-bearing block
6-bracing frame 7-shim pack 8-lozenges 9-dust cover.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model embodiment is done to describe in detail further below.
The 1# guide roller is made up of critical pieces such as guide roller bearing block, adjusting lever, adjustment slide block, supporting seat, bearing block and dust covers the arc adjusting device.To the adjustment principle of arc adjusting device is to drive two adjustment slide block move left and right according to screw rod to cause that the height change of guide roller installation shaft bearing accomplishes accurately the effect to arc.Be illustrated in fig. 2 shown below.
The two ends car of adjusting lever has the opposite screw thread of rotation direction, and adjusting lever is when rotating, and two adjustment slide blocks simultaneously in opposite directions or relative motion about can driving.Two ends adjustment slide block linkage manner guarantees the synchronous of two ends height adjustment effectively when adjustment, it is more convenient to make the arc operation, and the two ends of screw rod all have square spigot can supply to adjust in the guide section both sides.
Be designed under the guide roller bearing block and adjust the lozenges that slide block matches; When adjustment slide block move left and right; Bearing block carries out height adjustment through lozenges; Can realize continuous linearity adjustment like this, adopt the guiding mechanism of this spiral form, the numerical value that makes adjustment no longer is the stepped combination of traditional approach.
The adjustment slide block has only up and down that two surfaces need cooperate with other workpiece, needs the plane of processing less, cooperates the machining accuracy on plane also can suitably improve, and the surface roughness of employing 3.2 can guarantee the accuracy to arc effectively.Reduce the adjustment error to greatest extent.
The split box seat is fixed on adjusting lever on the bracing frame of guide section; Supporting seat then is installed in the outermost end of adjusting lever respectively, not only can support adjusting lever, can also play the left and right sides limit that limits the adjustment slide block.
In addition: because the work on the spot environment is abominable in two cold houses; Removal apparatus adopts the self-lubricating mode to guarantee to adjust the service precision of slide block and outside the life-span; Also set up dust cover outside the slide block, reduce that outside dust etc. cooperates the wearing and tearing on plane to the adjustment slide block and the pollution of lubricating oil in adjustment.
In whole Unit Installation adjustment, use special measuring tool, guarantee the angle of the relative position and the adjustment slide block of screw rod two ends adjustment slide block, thus the assurance device operating accuracy.
Though this adjusting device needs the part of processing many than shim pack formula adjustment mode, because the accurate positioning of this device, long service life, and functionality advantage is obvious, therefore receives user's approval.
In sum and since adopt this device improved the 1# guide roller to arc adjust precision, adjustment is convenient, and structure is comparatively simple, plays a key effect to improving the steel alloy slab quality.
Above-mentioned the utility model embodiment sequence number is not represented the quality of embodiment just to description.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (4)
1. a guide roller comprises the arc adjusting device:
Bracing frame;
The guide roller bearing block, the two ends that it is arranged at support frame as described above are used for supporting and fixed guide roller;
Guiding mechanism is fixed on the support frame as described above, and said guide roller bearing block is fixed on the said guiding mechanism, it is characterized in that,
Said guiding mechanism comprises adjusting lever, adjustment slide block and supporting base, and said adjusting lever is parallel to the guide roller setting, and its two ends are fixed in said adjusting lever on the support frame as described above through said supporting base;
Said adjustment slide block is threaded with said adjusting lever, and is arranged at the two ends of said adjusting lever respectively, and said guide roller bearing block connects one to one with the adjustment slide block;
The two ends of said adjusting lever be provided with positive and reverse return to screw thread; The faying face of said adjustment slide block and said guide roller bearing block is smooth lozenges; During the said adjusting lever of turn; Two said adjustment slide blocks are along incorgruous moving on the said adjusting lever axle, and said guide roller bearing block is along said lozenges upstream or downstream.
2. guide roller according to claim 1 is characterized in that the arc adjusting device,
The middle part of said adjusting lever also is provided with the bearing block that is used to guarantee said adjusting lever axiality, and said bearing block is fixed on the support frame as described above.
3. guide roller according to claim 2 is characterized in that the arc adjusting device,
Said bearing block is provided with two, and it is symmetrical in the center line setting of said adjusting lever.
According to the arbitrary described guide roller of claim 1-3 to the arc adjusting device, it is characterized in that,
The two ends of said adjustment slide block also are provided with dust cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120492515XU CN202356602U (en) | 2011-12-01 | 2011-12-01 | Arc subtending adjusting device for guide rollers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120492515XU CN202356602U (en) | 2011-12-01 | 2011-12-01 | Arc subtending adjusting device for guide rollers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202356602U true CN202356602U (en) | 2012-08-01 |
Family
ID=46567819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120492515XU Expired - Lifetime CN202356602U (en) | 2011-12-01 | 2011-12-01 | Arc subtending adjusting device for guide rollers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202356602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364043A (en) * | 2015-11-27 | 2016-03-02 | 马鞍山钢铁股份有限公司 | Offline arc correcting device of withdrawal and straightening machine of square and round billet continuous casting machine and arc correcting method thereof |
-
2011
- 2011-12-01 CN CN201120492515XU patent/CN202356602U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364043A (en) * | 2015-11-27 | 2016-03-02 | 马鞍山钢铁股份有限公司 | Offline arc correcting device of withdrawal and straightening machine of square and round billet continuous casting machine and arc correcting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201565790U (en) | Center frame with bearings | |
| CN205678082U (en) | Leading screw travel mechanism | |
| CN202701986U (en) | Cutter position adjusting device | |
| CN202356602U (en) | Arc subtending adjusting device for guide rollers | |
| CN103398891A (en) | Metallographic specimen grinding and polishing equipment and application method thereof | |
| CN102773759B (en) | Floating device for material transporting clamp in cutter | |
| CN106217441A (en) | A kind of have the cutting machine adjusting Cutting Length | |
| CN101658904B (en) | Crystallizer | |
| CN1672868A (en) | Improved machine tool guide rail structure | |
| CN206689413U (en) | Pouring device | |
| CN212095309U (en) | Positioning mechanism for lathe machining of I-shaped mechanical part | |
| CN202910573U (en) | Linear guide rail component | |
| KR100825331B1 (en) | Twin casting roll quick aligning device | |
| CN207841773U (en) | A kind of stone slab groover | |
| CN216656593U (en) | Bearing steel cutting device | |
| CN214444040U (en) | Auxiliary device for cutting machine | |
| CN107381346B (en) | A kind of horizontal wheels group | |
| CN202752927U (en) | Floating device of feeding clamp in cutting machine | |
| CN206519522U (en) | A kind of Suresh Kumar angle-bender | |
| CN114290189B (en) | Valve needle diversion trench processing method and special valve needle former | |
| CN221516377U (en) | Z-axis guiding mechanism of numerical control gear hobbing machine | |
| CN200948541Y (en) | Side milling guide rail table mechanism | |
| CN204747676U (en) | Gear machine | |
| CN214349992U (en) | Sawing machine saw band guide head with liquid guide groove | |
| CN211614885U (en) | Structure-reinforced vertical machining center device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120801 |