CN209849551U - Quick connecting device of roll axle bush cooling water - Google Patents
Quick connecting device of roll axle bush cooling water Download PDFInfo
- Publication number
- CN209849551U CN209849551U CN201822140816.0U CN201822140816U CN209849551U CN 209849551 U CN209849551 U CN 209849551U CN 201822140816 U CN201822140816 U CN 201822140816U CN 209849551 U CN209849551 U CN 209849551U
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- movable
- cooling water
- movable nut
- threaded pipe
- connecting device
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Abstract
The utility model relates to a roll axle bush cooling water quick connecting device. The device comprises a movable part, wherein the movable part comprises a movable head (1) and a claw disc (3) fixedly connected with the movable head (1), and the movable head (1) is connected with a bearing block of a roller bearing bush; the improved claw disc type water supply device is characterized by further comprising a fixing part connected with a water supply pipe (11), wherein the fixing part comprises a threaded pipe (5), the water supply pipe (11) extends into an inner hole of the threaded pipe (5), a movable nut (6) connected to the threaded pipe (5) is arranged outside the threaded pipe (5), a pull plate (2) is arranged between the movable nut (6) and the claw disc (3), and the pull plate (2) is tightly matched with the claw disc (3) through the driving movement of the movable nut (6). The utility model discloses roller tile cooling water quick connecting device can reduce the time of connecting and dismantling work load and operation, and sealing connection reliably prevents that the cooling water from leaking.
Description
Technical Field
The utility model relates to a roller axle bush cooling water quick connecting device, mainly used large-diameter seamless steel pipe pilger mill.
Background
At present, the common cooling water pipe connection mode of the seamless steel pipe pilger roller bearing bush adopts flange connection or threaded connection. High-pressure cooling water is conveyed to the position near a roller bearing seat through a steel pipe and is connected with an upper water inlet of the bearing seat through a pipe joint in a flange plate or thread connection mode to cool a roller shaft neck and a bearing bush. The production often requires the replacement of rolls of different pass. Eight pairs of flange plates or pipe thread connectors need to be disassembled and assembled by one pair of rollers, and the waiting time of production is long. Because the dismouting is more frequent, the bearing frame ring flange of intaking or pipe thread connector can collide with the deformation, and the scene leaks seriously, leads to the roller axle bush cooling water flow not enough, influences roller and axle bush life-span.
SUMMERY OF THE UTILITY MODEL
To the above defect, the utility model aims to provide a roller axle bush cooling water quick connecting device which is rational in infrastructure, convenient for mounting and dismounting at the joint and excellent in sealing performance.
Therefore, the utility model adopts the technical scheme that: a quick connecting device for cooling water of a roller bearing shell comprises a movable part, wherein the movable part comprises a movable head (1) and a claw disc (3) fixedly connected with the movable head (1), and the movable head (1) is connected with a bearing block of the roller bearing shell;
the improved claw disc type water supply device is characterized by further comprising a fixing part connected with a water supply pipe (11), wherein the fixing part comprises a threaded pipe (5), the water supply pipe (11) extends into an inner hole of the threaded pipe (5), a movable nut (6) connected to the threaded pipe (5) is arranged outside the threaded pipe (5), a pull plate (2) is arranged between the movable nut (6) and the claw disc (3), and the pull plate (2) is tightly matched with the claw disc (3) through the driving movement of the movable nut (6).
The one side of screwed pipe (5) towards claw dish (3) is provided with the recess of installing sealing washer (4), claw dish (3) correspond be provided with the annular boss of sealing washer (4).
A transition disc (7) is arranged between the movable nut (6) and the pull plate (2), the transition disc (7) is driven by the movable nut (6) to operate, and the transition disc (7) drives the pull plate to move through a pin shaft (8).
The movable nut (6) is provided with a handle (9) which drives the movable nut (6) to operate.
The movable nut (6) is provided with a pointed positioning bolt (10) which radially penetrates through the movable nut (6), and the threaded pipe (5) is provided with a V-shaped groove for inserting the pointed positioning bolt (10).
The movable nut (6) is provided with an annular groove for accommodating the transition disc (7), and the transition disc (7) is arranged in the annular groove.
The utility model has the advantages that: the roller bearing cooling water quick connecting device can reduce the time of connecting and dismantling workload and operation, and the sealing connection can reliably prevent the cooling water from leaking.
The utility model provides a one set of quick connecting device, junction easy dismounting practices thrift dismouting water pipe head's time, because the inlet port links to each other on the bearing frame adopts the hose to link to each other with three-jaw dish, is changing the difficult quilt of roll in-process and collides with.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1 is a movable head, 2 is a pulling plate, 3 is a claw disc, 4 is a sealing ring, 5 is a threaded pipe, 6 is a movable nut, 7 is a transition disc, 8 is a pin shaft, 9 is a handle, 10 is a pointed positioning bolt, and 11 is a fixed water supply pipe.
Detailed Description
A quick connecting device for cooling water of a roller bearing shell comprises a movable part, wherein the movable part comprises a movable head 1 and a claw disc 3 fixedly connected with the movable head 1, and the movable head 1 is connected with a bearing block of the roller bearing shell;
the clamping device is characterized by further comprising a fixing part connected with a water supply pipe 11, the fixing part comprises a threaded pipe 5, the water supply pipe 11 extends into an inner hole of the threaded pipe 5, a movable nut 6 connected to the threaded pipe 5 is arranged outside the threaded pipe 5, a pull plate 2 is arranged between the movable nut 6 and the claw disc 3, and the pull plate 2 is driven by the movable nut 6 to move so as to realize tight fit with the claw disc 3.
The one side of screwed pipe 5 towards claw dish 3 is provided with the recess of installing sealing washer 4, claw dish 3 corresponds the annular boss that is provided with sealing washer 4.
A transition disc 7 is arranged between the movable nut 6 and the pulling plate 2, the transition disc 7 is driven by the movable nut 6 to operate, and the transition disc 7 drives the pulling plate to move through a pin shaft 8.
The movable nut 6 is provided with a handle 9 for driving the movable nut 6 to operate.
The movable nut 6 is provided with a pointed positioning bolt 10 which radially penetrates through the movable nut 6, and the threaded pipe 5 is provided with a V-shaped groove for inserting the pointed positioning bolt 10.
The movable nut 6 is provided with an annular groove for accommodating the transition disc 7, and the transition disc 7 is arranged in the annular groove.
The following is the description of the present invention to make better understanding the present invention:
the utility model provides a technical scheme that its technical problem adopted is: the quick connecting device for the cooling water of the roller bearing bush is divided into two parts, wherein one part is a movable part and consists of a movable head 1 connected with a bearing block of the roller bearing bush and a three-jaw disc 3 welded on the movable head 1, the other part is a fixed part and consists of a pulling plate 2, a sealing ring 4, a threaded pipe 5, a movable nut 6, a transition disc 7, a pin shaft 8, a handle 9 and a pointed positioning bolt 10, and the assembly part of the part is welded with a fixed water supply pipe 11. When the roller is installed in place and is prepared for supplying water to the roller bearing bush, the quick connection operation of cooling water is needed, and the steps are as follows: the annular boss on the movable part three-jaw disc 3 is aligned to the groove on the fixed part threaded pipe 5, which is provided with the sealing ring 4, the three pulling plates 2 are rotated to be hooked with the hook claws on the three-jaw disc 3, the movable nut 6 is rotated by the handle 9 to tighten up the pulling plates 2, so that the annular boss on the three-jaw disc 3 tightly props up the sealing ring 4 in the groove of the threaded pipe 5, the tip positioning bolt 10 is rotated to clamp the tip on the tip positioning bolt 10 in the V-shaped straight groove distributed on the circumference of the tail part of the threaded pipe 5, and the movable nut 6 can be prevented from loosening and leaking water due to vibration during the working of the rolling mill. When the roller needs to be replaced, the operation steps of the cooling water quick connecting device are opposite to those of connection, namely, the tip positioning bolt 10 is firstly loosened, the tip on the tip positioning bolt 10 is separated from the V-shaped straight groove on the circumference of the tail part of the threaded pipe 5, the movable nut 6 is rotated by the handle 9 to loosen the pulling plate 2, the three pulling plates 2 are rotated to be separated from the hook claws on the three-claw disc 3, then the annular bosses on the movable part three-claw disc 3 are pulled out from the grooves, provided with the sealing rings 4, on the fixed part threaded pipe 5, and the water pipe disassembly and connection work is finished.
Claims (6)
1. The quick connecting device for the cooling water of the roller bearing shell is characterized by comprising a movable part, wherein the movable part comprises a movable head (1) and a claw disc (3) fixedly connected with the movable head (1), and the movable head (1) is connected with a bearing block of the roller bearing shell;
the improved claw disc type water supply device is characterized by further comprising a fixing part connected with a water supply pipe (11), wherein the fixing part comprises a threaded pipe (5), the water supply pipe (11) extends into an inner hole of the threaded pipe (5), a movable nut (6) connected to the threaded pipe (5) is arranged outside the threaded pipe (5), a pull plate (2) is arranged between the movable nut (6) and the claw disc (3), and the pull plate (2) is tightly matched with the claw disc (3) through the driving movement of the movable nut (6).
2. The roller bearing shell cooling water quick connecting device is characterized in that one surface, facing a claw disc (3), of a threaded pipe (5) is provided with a groove provided with a sealing ring (4), and the claw disc (3) is correspondingly provided with an annular boss provided with the sealing ring (4).
3. The quick connecting device for the cooling water of the bearing shell of the roller as claimed in claim 1, characterized in that a transition disc (7) is arranged between the movable nut (6) and the pulling plate (2), the transition disc (7) is driven by the movable nut (6) to operate, and the transition disc (7) drives the pulling plate to move through a pin shaft (8).
4. The quick connecting device for the cooling water of the roller bearing shell according to claim 1, characterized in that a handle (9) is arranged on the movable nut (6) to drive the movable nut (6) to operate.
5. The quick connecting device for the cooling water of the bearing shell of the roller as claimed in claim 1, characterized in that the movable nut (6) is provided with a pointed positioning bolt (10) which radially penetrates through the movable nut (6), and the threaded pipe (5) is provided with a V-shaped groove for inserting the pointed positioning bolt (10).
6. A roll shell cooling water quick-connect device according to claim 3, characterized in that the movable nut (6) is provided with an annular groove for seating the transition disc (7), the transition disc (7) being disposed within the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140816.0U CN209849551U (en) | 2018-12-19 | 2018-12-19 | Quick connecting device of roll axle bush cooling water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140816.0U CN209849551U (en) | 2018-12-19 | 2018-12-19 | Quick connecting device of roll axle bush cooling water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209849551U true CN209849551U (en) | 2019-12-27 |
Family
ID=68928962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822140816.0U Active CN209849551U (en) | 2018-12-19 | 2018-12-19 | Quick connecting device of roll axle bush cooling water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209849551U (en) |
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2018
- 2018-12-19 CN CN201822140816.0U patent/CN209849551U/en active Active
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