CN216065622U - Hydraulic cylinder inner wall repairing device and machine tool - Google Patents
Hydraulic cylinder inner wall repairing device and machine tool Download PDFInfo
- Publication number
- CN216065622U CN216065622U CN202121394476.XU CN202121394476U CN216065622U CN 216065622 U CN216065622 U CN 216065622U CN 202121394476 U CN202121394476 U CN 202121394476U CN 216065622 U CN216065622 U CN 216065622U
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- box body
- hydraulic cylinder
- machine tool
- wall
- cylinder inner
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Abstract
The utility model discloses a hydraulic cylinder inner wall repairing device and a machine tool, which comprise a box body, wherein the front part of the box body is provided with a guide sleeve, a boring bar penetrates through the middle parts of the box body and the guide sleeve to be installed, the front end of the boring bar is provided with a working head, and the lower part of the box body is provided with a clamping device. The clamping device comprises an oil cylinder and clamping blocks arranged at the front part and the rear part of the box body, and wedge blocks or levers are arranged at two ends of the oil cylinder. A screw rod-nut mechanism or a gear-rack mechanism and a power source thereof are arranged between the boring rod and the box body. The special machine tool can be designed, the existing machine tool can be used for improvement, the tailstock and the tool rest are disassembled, and the hydraulic cylinder inner wall repairing device is arranged on the carriage frame of the machine tool. The hydraulic cylinder is simple to clamp and operate, and has constraint force in the axial direction and the radial direction, so that the stability is good; the error is small, and the machining precision is high.
Description
Technical Field
The utility model relates to machining equipment, in particular to a hydraulic cylinder inner wall repairing device and a machine tool.
Background
Due to the complex working condition, large working resistance, bad working environment and the like of the hydraulic support for the coal mine, the inner walls of the upright posts or other hydraulic cylinder devices are often damaged and need to be repaired.
In the prior art, the inner wall of the hydraulic cylinder is required to be subjected to machining such as boring and turning by adopting methods such as cladding, bushing and the like for repairing. Since the hydraulic cylinder device is large and heavy, one end thereof is clamped by a chuck and the other end thereof is generally supported by a support wheel during processing.
The above prior art has at least the following disadvantages:
when the hydraulic cylinder is clamped, no constraint force exists in the axial direction, and the stability is poor; an error exists between the rotation center of the machine tool chuck and the axis of the hydraulic cylinder, and the accumulation of position errors between the hydraulic cylinder and a machining tool is large, so that the machining precision is reduced; the operation and clamping are complex.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hydraulic cylinder inner wall repairing device and a machine tool.
The purpose of the utility model is realized by the following technical scheme:
the device for repairing the inner wall of the hydraulic cylinder comprises a box body, wherein a guide sleeve is arranged at the front part of the box body, a boring bar penetrates through the box body and the middle part of the guide sleeve to be installed, a working head is arranged at the front end of the boring bar, and a clamping device is arranged at the lower part of the box body.
The machine tool is provided with the hydraulic cylinder inner wall repairing device.
According to the technical scheme provided by the utility model, the hydraulic cylinder inner wall repairing device and the machine tool provided by the embodiment of the utility model have the advantages that the hydraulic cylinder is simple to clamp and operate, the hydraulic cylinder has constraint force in the axial direction and the radial direction, and the stability is good; the error is small, and the machining precision is high.
Drawings
Fig. 1 is a schematic structural diagram of a hydraulic cylinder inner wall repair device provided in an embodiment of the present invention.
Fig. 2 is a schematic view of a machine tool according to an embodiment of the present invention.
In the figure:
1. the device comprises a boring bar, 2, a box body, 3, a power source, 4, a guide sleeve, 5, a working head, 6, a clamping block, 7, a clamping oil cylinder, 8 and a wedge block;
11. the device comprises a 12 hydraulic cylinder, a 13 chuck, a 14 lathe bed.
Detailed Description
The embodiments of the present invention will be described in further detail below. Details which are not described in detail in the embodiments of the utility model belong to the prior art which is known to the person skilled in the art.
The preferred embodiment of the hydraulic cylinder inner wall repairing device of the utility model is shown in figure 1:
the boring device comprises a box body, wherein a guide sleeve is arranged at the front part of the box body, a boring rod penetrates through the middle parts of the box body and the guide sleeve to be installed, a working head is arranged at the front end of the boring rod, and a clamping device is arranged at the lower part of the box body.
The clamping device comprises an oil cylinder and clamping blocks arranged at the front part and the rear part of the box body, and clamping mechanisms are arranged at two ends of the oil cylinder.
The clamping mechanism is a wedge block or a lever.
And a screw rod-nut mechanism or a gear-rack mechanism is arranged between the boring rod and the box body.
And the box body is provided with a power source for driving the screw rod-nut mechanism or the gear-rack mechanism.
As shown in fig. 2, the machine tool of the present invention is provided with the above-described hydraulic cylinder inner wall restoration device.
The hydraulic cylinder inner wall repairing device is arranged on a carriage frame of the machine tool.
According to the device for repairing the inner wall of the hydraulic cylinder, one end of the device is clamped by the chuck when the device of the hydraulic cylinder is machined, and the other end of the device is supported by the guide sleeve. The boring bar penetrates through the middle parts of the box body and the guide sleeve to extend into the hydraulic cylinder, and the working head at the front end of the boring bar is used for boring, turning and the like on the inner wall of the hydraulic cylinder. The oil cylinder of the clamping device drives the wedge block or the lever to lock the clamping block with the machine tool.
The power source drives the screw rod-nut mechanism or the gear-rack mechanism to feed the boring rod.
The machine tool can be designed as a special machine tool and is provided with the hydraulic cylinder inner wall repairing device.
The existing machine tool can be used for improvement, the tailstock and the tool rest are removed, and the hydraulic cylinder inner wall repairing device is arranged on a carriage frame of the machine tool.
The utility model has the following effects:
the hydraulic cylinder is simple to clamp and operate, and has constraint force in the axial direction and the radial direction, so that the stability is good; the error is small, and the machining precision is high.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The device for repairing the inner wall of the hydraulic cylinder is characterized by comprising a box body, wherein a guide sleeve is arranged at the front part of the box body, a boring bar penetrates through the box body and the middle part of the guide sleeve to be installed, a working head is arranged at the front end of the boring bar, and a clamping device is arranged at the lower part of the box body;
the clamping device comprises an oil cylinder and clamping blocks arranged at the front part and the rear part of the box body, and two ends of the oil cylinder are provided with clamping mechanisms;
the clamping mechanism is a wedge block or a lever.
2. The hydraulic cylinder inner wall repair device according to claim 1, wherein a screw-nut mechanism or a gear-rack mechanism is provided between the boring bar and the box body.
3. The hydraulic cylinder inner wall restoration device according to claim 2, wherein a power source for driving the screw-nut mechanism or the gear-rack mechanism is provided on the box body.
4. A machine tool characterized by being provided with the hydraulic cylinder inner wall restoration device according to any one of claims 1 to 3.
5. The machine tool of claim 4 wherein the means for repairing the internal wall of the hydraulic cylinder is mounted on a carriage of the machine tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121394476.XU CN216065622U (en) | 2021-06-22 | 2021-06-22 | Hydraulic cylinder inner wall repairing device and machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121394476.XU CN216065622U (en) | 2021-06-22 | 2021-06-22 | Hydraulic cylinder inner wall repairing device and machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216065622U true CN216065622U (en) | 2022-03-18 |
Family
ID=80663773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121394476.XU Active CN216065622U (en) | 2021-06-22 | 2021-06-22 | Hydraulic cylinder inner wall repairing device and machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216065622U (en) |
-
2021
- 2021-06-22 CN CN202121394476.XU patent/CN216065622U/en active Active
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