CN217194327U - Backing bearing coping frock - Google Patents
Backing bearing coping frock Download PDFInfo
- Publication number
- CN217194327U CN217194327U CN202220802416.5U CN202220802416U CN217194327U CN 217194327 U CN217194327 U CN 217194327U CN 202220802416 U CN202220802416 U CN 202220802416U CN 217194327 U CN217194327 U CN 217194327U
- Authority
- CN
- China
- Prior art keywords
- backing bearing
- bearing
- expansion sleeve
- ring
- backing
- 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
- 230000010485 coping Effects 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model relates to a backing bearing coping frock, including the dabber, the dabber diameter is the same with the inner circle internal diameter of backing bearing and wears to locate the inner circle of backing bearing, and the one end of backing bearing is provided with the cover between the outer lane of backing bearing and dabber and establishes at the spindle and can with the dabber with the adjustable tight circle that rises in the outer lane top of backing bearing, the dabber has the lock nut fixed with backing bearing through threaded connection at the other end of backing bearing. The utility model provides the high convenience of backing bearing processing only uses ordinary cylindrical grinder can carry out the cylindrical grinding operation to the backing bearing, greatly reduced labour cost and processing cost.
Description
Technical Field
The utility model relates to a senjimi type twenty high rolling mill backing bearing coping technical field, concretely relates to backing bearing coping frock.
Background
In the production process of steel and iron, the production of cold-rolled strip steel is an important link, and the twenty-high rolling mill is an important model of cold rolling mill, and is characterized by that its machine frame is a rectangular integral machine frame memorial archway made up by casting high-quality steel, its roll box is an upper and lower split roll box which is slide-fitted with memorial archway window, in the roll box a back-lining bearing rectangular saddle seat is mounted, and is connected with the rectangular saddle seat and roll box by means of locking device, and its lower roll box is equipped with a double-wedge block regulating mechanism including swing cylinder, swing arm, connecting rod and wedge block, and between upper supporting roll A, B and C, D the convexity control devices including hydraulic cylinder, rack and gear plate are respectively set. The adopted roller system can produce the cold-rolled strip steel variety required by the market.
The twenty-high roll mill has the advantages of reasonable structure, high frame rigidity, good plate shape control effect, high thickness precision of produced strip steel, convenient processing of the rectangular saddle and the housing, high matching precision, convenient adjustment of the lower roll box and capability of keeping the rolling line at a standard height. In the twenty-high rolling mill equipment composition, a backing bearing in a roll system is an important ring, and after all the backing bearings are used for a certain time, the precision of the backing bearing changes, the surface is aged, the backing bearing needs to be ground, the precision is recovered after grinding, and the backing bearing is used on a machine again for recycling. In this process, the tooling used for backing bearing grinding plays an important role.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides a frock is used in back lining bearing grinding uses ordinary cylindrical grinder to carry out the cylindrical grinding operation to back lining bearing.
The utility model discloses a realize through following technical scheme:
the utility model provides a backing bearing coping frock, includes the dabber, the dabber diameter is the same with the inner circle internal diameter of backing bearing and wears to locate the inner circle of backing bearing, and one end of backing bearing is provided with between the outer lane of backing bearing and dabber and establishes the adjustable tight circle that rises that overlaps on the dabber and can push up dabber and the outer lane of backing bearing tightly, and the dabber has the lock nut who fixes backing bearing through threaded connection at the other end of backing bearing.
Further, the dabber includes integrated into one piece's smooth portion and screw portion, and protruding a boss that is equipped with along its circumference on the smooth portion, the ring that rises sets up between the outer lane of boss and backing bearing, threaded connection on the screw portion lock nut.
The smooth portion of dabber is used for conveniently penetrating backing bearing inner race, can carry on spacingly to backing bearing through setting up the boss, and the cooperation rises the tight effect of rising of tight circle, can lock between the one end of backing bearing and the dabber, and the lock nut on the cooperation screw portion locks fixedly to the other end of backing bearing, prevents to take place the displacement, the accuracy nature of the coping processing of being convenient for.
Furthermore, the tensioning ring comprises an expansion sleeve inner ring and an expansion sleeve outer ring, a conical outer tensioning surface is arranged on the outer surface of the expansion sleeve inner ring, a conical inner tensioning surface which is used for containing the expansion sleeve inner ring and matched with the outer tensioning surface in shape is arranged on the inner surface of the expansion sleeve outer ring, screw holes are formed in the expansion sleeve inner ring and the expansion sleeve outer ring, and the tensioning degree is adjusted through bolts.
The tight circle that rises is formed by the combination of the cover inner circle that expands and the cover outer lane that expands, through the tight face that rises in and the tight face that rises outward between laminating, the screwing up of cooperation bolt, the tight face that rises outward of the cover inner circle that expands pushes up on the tight face that rises in the cover outer lane that expands, last fastening, make the outer lane external diameter of the cover outer lane that expands grow gradually, the cover inner circle internal diameter that expands diminishes gradually, the cover outer lane that expands can withstand the outer lane internal diameter of backing bearing this moment, the dabber external diameter can be pushed down to the cover inner circle that expands, make backing bearing, the cover outer lane that expands, the cover inner circle that expands, the dabber is fixed as a whole, relative displacement and motion do not take place between each other.
Preferably, the threaded portion is sleeved with a cushion between the backing bearing and the lock nut.
The buffer pad can play the buffering and the protection effect for can soft contact between lock nut and the backing bearing, play the protection effect to the backing bearing, prevent to take place wearing and tearing.
The utility model has the advantages that:
the expansion sleeve inner ring and the expansion sleeve outer ring form a tensioning structure, so that a whole body is formed between the backing bearing and the mandrel, the backing bearing does not move relatively on the mandrel, the whole body can be hoisted onto the cylindrical grinder to grind the outer diameter of the backing bearing, the outer diameter and the inner diameter of the bearing can be concentric after the grinding is carried out by the cylindrical grinder, and the tool is dismounted after the grinding is finished. The tool is simple in structure, few in spare parts and capable of quickly achieving the processes of installation, grinding, disassembly and the like.
Drawings
Fig. 1 is an overall assembly drawing of the present invention.
Fig. 2 is a schematic structural view of the middle core shaft of the present invention.
Fig. 3 is the structure schematic diagram of the outer ring of the middle expansion sleeve of the utility model.
Fig. 4 is the structure schematic diagram of the inner ring of the middle expansion sleeve of the utility model.
Fig. 5 is a schematic structural diagram of the middle lock nut of the present invention.
Shown in the figure:
1. the device comprises a mandrel, 101, a smooth part, 102, a threaded part, 2, a backing bearing, 201, an outer ring of the backing bearing, 202, a roller of the backing bearing, 203, an inner ring of the backing bearing, 3, a tensioning ring, 301, an inner ring of an expansion sleeve, 302, an outer ring of the expansion sleeve, 4, a locking nut, 5, a cushion pad, 6, a screw hole, 7, an inner tensioning surface, 8, an outer tensioning surface, 9 and a boss.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
The utility model provides a backing bearing coping frock, includes dabber 1, dabber 1 diameter is the same with the inner circle 203 internal diameter of backing bearing 2 and wears to locate the inner circle 201 of backing bearing, and the one end of backing bearing 2 is provided with between the outer lane 201 of backing bearing and dabber 1 to overlap and establish on dabber 1 and can be with adjustable tight circle 3 that rises of dabber 1 and backing bearing's outer lane 201 top tight, and dabber 1 has lock nut 4 fixed with backing bearing 2 at the other end of backing bearing 2 through threaded connection.
The mandrel 1 comprises a smooth part 101 and a thread part 102 which are integrally formed, a boss 9 is convexly arranged on the smooth part 101 along the circumferential direction of the smooth part, the tension ring 3 is arranged between the boss 9 and an outer ring 201 of the backing bearing, and the thread part 101 is in threaded connection with the locking nut 4.
The expansion ring 3 comprises an expansion sleeve inner ring 301 and an expansion sleeve outer ring 302, a conical outer expansion surface 8 is arranged on the outer surface of the expansion sleeve inner ring 301, a conical inner expansion surface 7 which is used for containing the expansion sleeve inner ring 301 and matched with the outer expansion surface 8 in shape is arranged on the inner surface of the expansion sleeve outer ring 302, screw holes 6 are formed in the expansion sleeve inner ring 301 and the expansion sleeve outer ring 302, and the expansion degree is adjusted through bolts.
The threaded portion 102 is sleeved with a cushion 5 between the backing bearing 2 and the lock nut 4.
The utility model discloses a working process:
firstly, the inner diameter and the outer diameter of an outer ring 302 of a backing bearing are measured, the inner diameter of a flange on the end face of the outer ring is measured, the size of a rolling body 202 is measured, the outer diameter and the length of a mandrel 1 are designed according to the size, so that the mandrel 1 can just penetrate through an inner ring 201 of the backing bearing, the mandrel 1 penetrates through the center of the backing bearing 2, an outer ring 302 of an expansion sleeve and an inner ring 301 of the expansion sleeve are arranged at one end of the mandrel 1, an M6 bolt is used for screwing in a screw hole 6 of the inner ring 301 of the expansion sleeve, an outer expansion surface 8 of the inner ring 301 of the expansion sleeve is enabled to be propped against an inner expansion surface 7 of the outer ring 302 of the expansion sleeve, the outer ring 302 of the expansion sleeve is enabled to be gradually enlarged through continuous fastening of the bolt, the inner ring 301 of the expansion sleeve is enabled to be gradually reduced, at the moment, the outer ring 302 of the expansion sleeve can prop against the inner diameter of the outer ring 201 of the backing bearing, the inner ring 301 of the expansion sleeve can press the mandrel 1, the outer ring 302 of the backing bearing 2, the expansion sleeve, the inner ring 301 of the expansion sleeve and the mandrel 1 are fixed into a whole, the two parts do not move relative to each other, and the locking nut 4 is screwed on the threaded part 102 at the other end of the mandrel 1 and is matched with the cushion pad 5 to lock the backing bearing 2 to fix the whole. The whole body is hoisted to the cylindrical grinding machine for grinding, and the tool is hoisted down to be dismantled after the grinding is finished, so that the whole grinding operation can be finished.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described in the present application can be implemented by or using the prior art, which is not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (4)
1. The utility model provides a backing bearing coping frock which characterized in that: the adjustable back lining bearing comprises a mandrel, wherein the diameter of the mandrel is the same as the inner diameter of an inner ring of a back lining bearing and penetrates through the inner ring of the back lining bearing, an adjustable tensioning ring which is sleeved on the mandrel and can tightly push the mandrel and the outer ring of the back lining bearing is arranged at one end of the back lining bearing between the outer ring of the back lining bearing and the mandrel, and the other end of the mandrel at the back lining bearing is connected with a locking nut which fixes the back lining bearing through threads.
2. The backing bearing coping tool according to claim 1, wherein: the dabber includes integrated into one piece's smooth portion and screw portion, and the protruding boss that is equipped with of its circumference is gone up along smooth portion, and the tight circle that rises sets up between the outer lane of boss and backing bearing, threaded connection on the screw portion lock nut.
3. The backing bearing coping tool according to claim 1 or 2, wherein: the tensioning ring comprises an expansion sleeve inner ring and an expansion sleeve outer ring, a conical outer tensioning surface is arranged on the outer surface of the expansion sleeve inner ring, a conical inner tensioning surface which is used for containing the expansion sleeve inner ring and matched with the outer tensioning surface in shape is arranged on the inner surface of the expansion sleeve outer ring, screw holes are formed in the expansion sleeve inner ring and the expansion sleeve outer ring, and the tensioning degree is adjusted through bolts.
4. The backing bearing coping tool according to claim 2, wherein: the thread part is sleeved with a cushion pad between the backing bearing and the lock nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220802416.5U CN217194327U (en) | 2022-04-08 | 2022-04-08 | Backing bearing coping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220802416.5U CN217194327U (en) | 2022-04-08 | 2022-04-08 | Backing bearing coping frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217194327U true CN217194327U (en) | 2022-08-16 |
Family
ID=82760650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220802416.5U Expired - Fee Related CN217194327U (en) | 2022-04-08 | 2022-04-08 | Backing bearing coping frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217194327U (en) |
-
2022
- 2022-04-08 CN CN202220802416.5U patent/CN217194327U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20220816 |