CN220805505U - Axial control device of wheel lathe - Google Patents
Axial control device of wheel lathe Download PDFInfo
- Publication number
- CN220805505U CN220805505U CN202222403144.4U CN202222403144U CN220805505U CN 220805505 U CN220805505 U CN 220805505U CN 202222403144 U CN202222403144 U CN 202222403144U CN 220805505 U CN220805505 U CN 220805505U
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- CN
- China
- Prior art keywords
- telescopic shaft
- oil cylinder
- shaft
- pressing roller
- deep groove
- Prior art date
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 13
- 239000003921 oil Substances 0.000 claims description 16
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an axial control device of a wheel lathe, which comprises an oil cylinder, a telescopic shaft, a bearing, a spacer bush and a pressing roller, wherein the oil cylinder is connected to a box body of the wheel lathe, the end part of a piston rod of the oil cylinder is connected with one end of the telescopic shaft, the telescopic shaft is arranged in a hollow rotary shaft on the lathe in a penetrating way, a deep groove ball bearing is sleeved outside the middle part of the telescopic shaft, the pressing roller is arranged at the other end of the telescopic shaft, a tapered roller bearing is arranged between the pressing roller and the telescopic shaft, the spacer bush is arranged between the deep groove ball bearing and the pressing roller, and the deep groove ball bearing is axially positioned with a shaft shoulder of the telescopic shaft through the spacer bush. The telescopic shaft is driven to move back and forth through the expansion of the oil cylinder, so that the pinch roller mounted at the top end of the telescopic shaft moves back and forth, and the pinch roller contacts with the inner side surface of the wheel during machining, so that the axial movement of the wheel during machining is limited, and the machining precision is improved.
Description
Technical Field
The utility model belongs to the field of lathes, and particularly relates to an axial control device of a wheel lathe.
Background
At present, when a wheel lathe is used for machining a wheel, the wheel can possibly generate axial displacement, so that the machining precision of the wheel during lathe machining is affected. The existing axial control wheels are mostly independent mechanisms and are arranged at fixed positions on the frame, the device can be arranged at the center of the driving main shaft and can move along with the driving main shaft, and the functions of the driving main shaft are not affected.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the axial control device of the wheel lathe, which drives the telescopic shaft to move forwards and backwards through the telescopic action of the oil cylinder, so that the pinch roller arranged at the top end of the telescopic shaft moves forwards and backwards, and the pinch roller contacts with the inner side surface of the wheel during processing, thereby limiting the axial movement during processing of the wheel and improving the processing precision.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an axial control device of wheel lathe, includes hydro-cylinder, telescopic shaft, bearing, spacer, presses and rolls, the hydro-cylinder is connected on the box of wheel lathe, and the piston rod tip of this hydro-cylinder is connected with the one end of telescopic shaft, the telescopic shaft wears to establish in the hollow revolving axle on the lathe, and deep groove ball bearing is established to the overcoat in the middle part of the telescopic shaft, and the other end of this telescopic shaft is equipped with presses and rolls, be equipped with tapered roller bearing between pressing and the telescopic shaft, be equipped with the spacer between aforesaid deep groove ball bearing and the pressing and roll, this deep groove ball bearing carries out axial positioning through spacer and the shaft shoulder of telescopic shaft.
In the technical scheme, the cylinder body of the oil cylinder is connected with the box body of the wheel lathe through bolts.
In the technical scheme, a flange is arranged at one end, connected with the pressing roller, of the telescopic shaft, and the tapered roller bearing is pressed through the flange.
In the technical scheme, the flange is connected with the press roller through bolts.
In the technical scheme, a piston rod of the oil cylinder is connected with the telescopic shaft through the stud.
The beneficial effects of the utility model are as follows: a deep groove ball bearing is arranged between the rotary main shaft and the telescopic shaft of the wheel lathe, so that the telescopic shaft cannot rotate when the rotary main shaft rotates; the oil cylinder stretches to drive the telescopic shaft to move left and right, the deep groove ball bearing can slide relative to the rotary main shaft at the moment, and a lubricating coating is arranged on the outer surface of the bearing to play a lubricating role, so that the maintenance-free period of the bearing is prolonged, and good guiding precision can be provided; a tapered roller bearing is arranged between the pressing roller and the telescopic shaft, and an oil cylinder contracts when a wheel workpiece is processed to enable the roller to press the workpiece, and the workpiece drives the roller to rotate when rotating, so that the processing precision is improved.
Drawings
Fig. 1 is a schematic cross-sectional view of the present utility model.
Wherein: 1. the hydraulic oil cylinder comprises an oil cylinder, a telescopic shaft, a deep groove ball bearing, a spacer bush, a conical roller bearing, a pressing roller and a flange plate.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific examples.
The axial control device of the wheel lathe shown in fig. 1 comprises an oil cylinder 1, a telescopic shaft 2, a bearing, a spacer bush 4 and a pressing roller 6, wherein the oil cylinder 1 is connected to a box body of the wheel lathe, the end part of a piston rod of the oil cylinder 1 is connected with one end of the telescopic shaft 2, the telescopic shaft 2 is arranged in a hollow rotary shaft in a penetrating manner on the lathe, a deep groove ball bearing 3 is sleeved outside the middle part of the telescopic shaft 2, the pressing roller 6 is arranged at the other end of the telescopic shaft 2, a tapered roller bearing 5 is arranged between the pressing roller 6 and the telescopic shaft 2, the spacer bush 4 is arranged between the deep groove ball bearing 3 and the pressing roller 6, and the deep groove ball bearing 3 is axially positioned with a shaft shoulder of the telescopic shaft 2 through the spacer bush 4.
When the deep groove ball bearing 3 rotates the rotary main shaft, the telescopic shaft 2 is kept still, and the deep groove ball bearing 3 is fixed through a shaft shoulder and a spacer 4 arranged on the telescopic shaft 2.
In the technical scheme, the cylinder body of the oil cylinder 1 is connected with the box body of the wheel lathe through bolts. The oil cylinder 1 is connected with the box body, and the center of a piston of the oil cylinder 1 is kept to be coincident with the center of the hollow rotary shaft.
In the above technical scheme, the end of the telescopic shaft 2 connected with the press roller 6 is provided with a flange 7, and the tapered roller bearing 5 is pressed by the flange 7. The tapered roller bearing 5 is clamped by the flange 7 and the press roller 6, so that the press roller 6 can stably rotate.
In the above technical solution, the flange 7 is connected with the press roll by bolts.
In the above technical scheme, the piston rod of the oil cylinder 1 is connected with the telescopic shaft 2 through a stud bolt.
When the wheel is processed, the oil cylinder 1 stretches and drives the pressing roller 6 to press the workpiece, the deep groove ball bearing 3 and the tapered roller bearing 5 rotate to realize the connection between the rotation and the fixed piece, and finally the pressing roller 6 is used for keeping the precision and the stability required by the workpiece processing.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (5)
1. An axial control device of a wheel lathe is characterized in that: the hydraulic oil cylinder is connected to a box body of a wheel lathe, the end part of a piston rod of the hydraulic oil cylinder is connected with one end of a telescopic shaft, the telescopic shaft penetrates through a hollow rotary shaft on the lathe, a deep groove ball bearing is sleeved outside the middle of the telescopic shaft, the other end of the telescopic shaft is provided with a pressing roller, a tapered roller bearing is arranged between the pressing roller and the telescopic shaft, a spacer is arranged between the deep groove ball bearing and the pressing roller, and the deep groove ball bearing is axially positioned with a shaft shoulder of the telescopic shaft through the spacer.
2. The axial control device of a wheel lathe according to claim 1, characterized in that: the cylinder body of the oil cylinder is connected with the box body of the wheel lathe through bolts.
3. The axial control device of a wheel lathe according to claim 1, characterized in that: and a flange is arranged at one end of the telescopic shaft, which is connected with the pressing roller, and the tapered roller bearing is pressed by the flange.
4. An axial control device of a wheel lathe according to claim 3, characterized in that: the flange is connected with the press roller through bolts.
5. The axial control device of a wheel lathe according to claim 1, characterized in that: the piston rod of the oil cylinder is connected with the telescopic shaft through a stud bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222403144.4U CN220805505U (en) | 2022-09-09 | 2022-09-09 | Axial control device of wheel lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222403144.4U CN220805505U (en) | 2022-09-09 | 2022-09-09 | Axial control device of wheel lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220805505U true CN220805505U (en) | 2024-04-19 |
Family
ID=90700926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222403144.4U Active CN220805505U (en) | 2022-09-09 | 2022-09-09 | Axial control device of wheel lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220805505U (en) |
-
2022
- 2022-09-09 CN CN202222403144.4U patent/CN220805505U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |