CN216324196U - Positioning device for flat head shaft sleeve of rolling mill - Google Patents
Positioning device for flat head shaft sleeve of rolling mill Download PDFInfo
- Publication number
- CN216324196U CN216324196U CN202122620211.3U CN202122620211U CN216324196U CN 216324196 U CN216324196 U CN 216324196U CN 202122620211 U CN202122620211 U CN 202122620211U CN 216324196 U CN216324196 U CN 216324196U
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- Prior art keywords
- flat head
- shaft sleeve
- annular groove
- axle sleeve
- head shaft
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- 238000005096 rolling process Methods 0.000 title claims abstract description 12
- 230000000670 limiting effect Effects 0.000 abstract description 7
- 241000755266 Kathetostoma giganteum Species 0.000 description 89
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of rollers, in particular to a positioning device for a flat head shaft sleeve of a rolling mill, wherein one end of the flat head shaft sleeve connected with a universal shaft is provided with an annular groove arranged along the circumference of the flat head shaft sleeve, the positioning device comprises two air cylinders respectively arranged at two sides of the flat head shaft sleeve, the air cylinders are arranged towards the flat head shaft sleeve, a clamping plate is arranged on a telescopic rod of each air cylinder, a first arc-shaped concave surface corresponding to the side surface of the flat head shaft sleeve is arranged on the plate surface of the clamping plate facing the flat head shaft sleeve, a clamping plate is arranged at the position of the annular groove and is close to the position of the annular groove, and a second arc-shaped concave surface corresponding to the annular groove is arranged on the end surface of the clamping plate facing the annular groove. The function of limiting the swing of the flat head shaft sleeve is achieved.
Description
Technical Field
The utility model relates to the field of rolling mills, in particular to a positioning device for a flat head shaft sleeve of a rolling mill.
Background
In the prior art, the unstable swing dislocation situation can occur in the process that the flat head of the rolling mill enters the flat head shaft sleeve and the flat head shaft sleeve drives the flat head of the rolling mill to rotate, therefore, the flat head shaft sleeve needs to be limited, in the prior art, the two sides of the flat head shaft sleeve are respectively provided with the clamping plates, the outer part of the flat head shaft sleeve is provided with the annular groove corresponding to the clamping plates, the clamping plates are clamped into the annular groove to limit the flat head shaft sleeve and prevent the flat head shaft sleeve from swinging and dislocation, but the limiting effect of the clamping plates in the annular groove on the flat head shaft sleeve is not ideal, when the flat head shaft sleeve and the universal shaft or the flat head are assembled and disassembled, the two clamping plates can not stably clamp the flat head shaft sleeve, the flat head shaft sleeve needs to be clamped by other auxiliary tools, therefore, the technical problem to be solved at present is to develop a positioning device capable of effectively limiting the flat head shaft sleeve and clamping the flat head shaft sleeve.
Disclosure of Invention
Aiming at the problems, the utility model provides a device which has a good effect of limiting a flat head shaft sleeve and can clamp the flat head shaft sleeve so as to be convenient for mounting and dismounting the flat head shaft sleeve and a universal shaft or a flat head, and the specific scheme is as follows:
the utility model provides a positioner for flat head axle sleeve of rolling mill, a one end that is used for flat head axle sleeve and universal shaft to be connected is fixed a position, flat head axle sleeve is equipped with the annular groove who sets up along flat head axle sleeve circumference in the one end of being connected with the universal shaft, positioner includes that two install the cylinder in flat head axle sleeve both sides respectively, the cylinder sets up towards flat head axle sleeve direction, install splint on the telescopic link of cylinder, splint be equipped with the first arc concave surface corresponding with flat head axle sleeve side on the face towards flat head axle sleeve side, splint are located annular groove position department and are equipped with the cardboard, the width of cardboard is corresponding with the groove width of annular groove, the cardboard is equipped with the second arc concave surface corresponding with the annular groove towards the terminal surface of annular groove.
Further, a first distance between the first arc-shaped concave surface and the flat head shaft sleeve is equal to a second distance between the second arc-shaped concave surface and the annular groove.
Furthermore, the clamping plate is slidably mounted on a guide rail, and the guide rail is positioned between the cylinder and the flat head shaft sleeve.
Furthermore, the guide rail is installed on a frame plate, and the frame plate is fixedly connected with an installation seat for supporting the flat head shaft sleeve.
Furthermore, a shaft hole is formed in the flat head shaft sleeve, an inner bushing used for butting the end part of the flat head of the roller is arranged at the tail end of the shaft hole, the length of the flat head is matched with the depth of the shaft hole, and the end part of the flat head is connected into the inner bushing.
Compared with the prior art, the utility model has the following advantages:
1. the side face of the flat-head shaft sleeve is limited through the clamping plate, and compared with the clamping plate limiting method in the prior art, the limiting area is increased, so that the flat-head shaft sleeve rotates more stably.
2. The clamping plate and the frame plate are pushed by the air cylinder to clamp the flat-head shaft sleeve, so that the flat-head shaft sleeve and the universal shaft or the flat head can be conveniently mounted and dismounted.
3. The utility model improves the stability of the frame plate by installing the clamping plate on the guide rail in a sliding way.
4. The clamping plate and the clamping plate are connected to form a whole, so that the clamping plate has the effects of stability and convenience for pushing of the air cylinder.
5. According to the utility model, the inner bushing is arranged in the flat head shaft sleeve, and the end part of the flat head is connected into the inner bushing, so that the flat head can be completely matched with the flat head shaft sleeve, and the rotation stability of the roller is improved.
Drawings
FIG. 1 is a top view of the present invention;
fig. 2 is a front view of fig. 1.
Reference numerals
1. A flat head shaft sleeve; 2. an annular groove; 3. a cylinder; 4. a splint; 5. a first arcuate concave surface; 6. clamping a plate; 7. a second arc-shaped concave surface; 8. a guide rail; 9. a frame plate; 10. a mounting seat; 11. an inner liner; 12. flattening the head; 13. and (4) rolling.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1 and 2, a positioning device for a flat head shaft sleeve 1 of a rolling mill, wherein a flat head 12 is inserted into the flat head shaft sleeve 1, a shaft hole is opened in the flat head shaft sleeve 1, an inner bushing 11 for abutting against the end of the flat head is arranged at the tail end of the shaft hole, the length of the flat head is matched with the depth of the shaft hole, and the end of the flat head is inserted into the inner bushing 11. In the prior art, the length of the flat head 12 is 250mm, the length is inconsistent with the size of the flat head shaft sleeve 1, and the end of the flat head 12 cannot enter the inner bushing 11, so that the technical problems that the roller 13 shakes seriously, the steel biting is unstable, the roller 13 head breaks, the roller 13 bearing is damaged abnormally and the like in the high-speed rotation process of the roller 13 are caused, and the production stability is greatly restricted, and the size of the flat head 12 in the utility model is prolonged to 400mm, so that the end of the flat head 12 can be connected into the inner bushing 11, and the technical problems are solved.
The other end of the flat head shaft sleeve 1 is connected with a universal shaft, the positioning device is used for positioning one end of the flat head shaft sleeve 1 connected with the universal shaft, the flat head shaft sleeve 1 can be limited through a point position to prevent the flat head shaft sleeve 1 from swinging and dislocation in the rotating process, the positioning device comprises two air cylinders 3 which are respectively arranged at two sides of the flat head shaft sleeve 1, the air cylinders 3 are electrically connected with a PLC, the air cylinders 3 are arranged towards the direction of the flat head shaft sleeve 1, a clamping plate 4 is arranged on an expansion link of the air cylinders 3, a first arc-shaped concave surface 5 corresponding to the side surface of the flat head shaft sleeve 1 is arranged on the surface of the clamping plate 4 facing the flat head shaft sleeve 1 side, an annular groove 2 arranged along the circumference of the flat head shaft sleeve 1 is arranged at one end of the flat head shaft sleeve 1 connected with the universal shaft, a clamping plate 6 is arranged at the position of the annular groove 2, the width of the clamping plate 6 corresponds to the groove width of the annular groove 2, a second arc-shaped concave surface 7 corresponding to the annular groove 2 is arranged on the end surface of the clamping plate 6 facing the annular groove 2, a first distance between the first arc-shaped concave surface 5 and the flat head shaft sleeve 1 is equal to a second distance between the second arc-shaped concave surface 7 and the annular groove 2. The clamp plate 4 is slidably mounted on a guide rail 8, the guide rail 8 is positioned between the cylinder 3 and the flat head shaft sleeve 1, the guide rail 8 is mounted on a frame plate 9, and the frame plate 9 is fixedly connected with a mounting seat 10 for supporting the flat head shaft sleeve 1.
Example 2
When implementing the location to the flat head axle sleeve 1, the cylinder 3 pushes the splint 4 to the preset location point position, the location point is the most ideal location point found through the repeated experiment process, the frame plate 9 is located the location point and goes out and still can not influence the normal rotation of the flat head axle sleeve 1 on the basis that has the locate function to the flat head axle sleeve 1. At the moment, the first arc-shaped concave surfaces 5 of the two groups of clamping plates 4 are only contacted with the outer surface of the flat head shaft sleeve 1 and cannot clamp the flat head shaft sleeve 1 in a resultant force manner, the two groups of clamping plates 6 are respectively embedded into two sides of the annular groove 2 along with the movement of the corresponding clamping plates 4, the second arc-shaped concave surfaces 7 of the clamping plates 6 are only contacted with the groove bottom of the annular groove 2, and the resultant force which can clamp the annular groove 2 is clamped.
When flat head 12 or cardan shaft need to be changed, cylinder 3 presss from both sides tight flat head axle sleeve 1 through promoting splint 4, and cardboard 6 presss from both sides tightly in annular groove 2 this moment equally, through pressing from both sides tight flat head axle sleeve 1, the staff can directly install or dismantle work to flat head 12 and cardan shaft that are connected with flat head axle sleeve 1.
When flat head axle sleeve 1 needs to be changed, flat head axle sleeve 1 is pressed from both sides tightly to accessible cylinder 3, accomplishes the dismantlement work of flat head 12 and cardan shaft, then loosens through cylinder 3 and takes out the flat head axle sleeve 1 that needs to be changed after flat head axle sleeve 1, flat head 12 and cardan shaft are installed again to the flat head axle sleeve 1 that rethread cylinder 3 presss from both sides tight change, move splint 4 to the setpoint through cylinder 3 at last and can rotate roll 13 again and carry out work.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. The utility model provides a positioner for flat head axle sleeve of rolling mill, a one end for being connected flat head axle sleeve and universal shaft is fixed a position, a serial communication port, positioner includes two cylinders of installing respectively in flat head axle sleeve both sides, the cylinder sets up towards flat head axle sleeve direction, install splint on the telescopic link of cylinder, splint are equipped with the first arc concave surface corresponding with flat head axle sleeve side on the face towards flat head axle sleeve side, flat head axle sleeve is equipped with the annular groove who sets up along flat head axle sleeve circumference in the one end of being connected with the universal shaft, splint are located annular groove position department and are equipped with the cardboard, the width of cardboard is corresponding with the groove width of annular groove, the cardboard is equipped with the second arc concave surface corresponding with the annular groove towards the terminal surface of annular groove.
2. The positioning device for mill flat nose bushings of claim 1, wherein a first spacing between the first arcuate recessed surface and the flat nose bushing is equal to a second spacing between the second arcuate recessed surface and the annular groove.
3. The positioning device for mill flat head bushings according to claim 1, characterized in that said clamping plates are slidably mounted on rails located between the cylinder and the flat head bushing.
4. The positioning device for mill bushings according to claim 3, characterized in that the guide rails are mounted on a frame plate fixedly connected to the mounting seat supporting the bushing.
5. The positioning device for the flat head shaft sleeve of the rolling mill as claimed in claim 1, wherein a shaft hole is formed in the flat head shaft sleeve, an inner bushing for butting the end part of the flat head of the roll is arranged at the tail end of the shaft hole, the length of the flat head is matched with the depth of the shaft hole, and the end part of the flat head is inserted into the inner bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122620211.3U CN216324196U (en) | 2021-10-29 | 2021-10-29 | Positioning device for flat head shaft sleeve of rolling mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122620211.3U CN216324196U (en) | 2021-10-29 | 2021-10-29 | Positioning device for flat head shaft sleeve of rolling mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216324196U true CN216324196U (en) | 2022-04-19 |
Family
ID=81130439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122620211.3U Active CN216324196U (en) | 2021-10-29 | 2021-10-29 | Positioning device for flat head shaft sleeve of rolling mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216324196U (en) |
-
2021
- 2021-10-29 CN CN202122620211.3U patent/CN216324196U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhangjiagang Rongsheng Special Steel Co.,Ltd. Assignor: ZHANGJIAGANG HONGCHANG STEEL PLATE Co.,Ltd.|JIANGSU SHAGANG GROUP Co.,Ltd.|INSTITUTE OF RESEARCH OF IRON & STEEL,SHAGANG,JIANGSU PROVINCE Contract record no.: X2022320000138 Denomination of utility model: A positioning device for rolling mill flat head bushing Granted publication date: 20220419 License type: Common License Record date: 20220805 |
|
| EE01 | Entry into force of recordation of patent licensing contract |