CN110802239A - A simulation disc tool for high-pressure blade turning - Google Patents

A simulation disc tool for high-pressure blade turning Download PDF

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Publication number
CN110802239A
CN110802239A CN201911184903.9A CN201911184903A CN110802239A CN 110802239 A CN110802239 A CN 110802239A CN 201911184903 A CN201911184903 A CN 201911184903A CN 110802239 A CN110802239 A CN 110802239A
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mounting
plate
flange
pressure plate
pipe
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任加峰
王洪斌
都兴亮
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AECC Shenyang Liming Aero Engine Co Ltd
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AECC Shenyang Liming Aero Engine Co Ltd
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Priority to CN201911184903.9A priority Critical patent/CN110802239A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B25/00—Accessories or auxiliary equipment for turning-machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/063—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding turbine blades

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

本发明的一种高压叶片车削用模拟盘工装，包括：芯轴、安装盘、法兰盘、左压板、右压板、左螺母、右螺母和锁紧螺母；安装盘通过平键安装在芯轴上，芯轴上设有凸缘，法兰盘套设在芯轴上，安装板的外周面与安装边的内周面接触，连接管一端抵在凸缘上，另一端抵在安装管的阶梯上；左压板套设在连接管上，左螺母设于左压板外侧将左压板与安装盘的盘面压紧；右压板套设在安装管上，右压板的边缘抵靠在安装边上，右螺母设于右压板外侧将右压板和法兰盘的安装板压紧；锁紧螺母套设在芯轴上位于右螺母外侧，将法兰盘的安装管锁紧。该工装对叶片定位精度高，加工后没有出现平衡超差问题；借助顶丝进行紧固，保证叶片加工过程中稳定性，提高了叶片加工质量。

A simulation disk tooling for high-pressure blade turning of the present invention comprises: a mandrel, a mounting disk, a flange, a left pressure plate, a right pressure plate, a left nut, a right nut and a locking nut; the mounting plate is installed on the mandrel through a flat key There is a flange on the mandrel, the flange is sleeved on the mandrel, the outer peripheral surface of the mounting plate is in contact with the inner peripheral surface of the mounting side, one end of the connecting pipe is against the flange, and the other end is against the mounting pipe. The left pressure plate is sleeved on the connecting pipe, and the left nut is installed outside the left pressure plate to compress the left pressure plate and the disk surface of the installation plate; the right pressure plate is sleeved on the installation pipe, and the edge of the right pressure plate is against the installation edge, The right nut is arranged on the outside of the right pressure plate to compress the right pressure plate and the mounting plate of the flange plate; the lock nut is sleeved on the mandrel and located outside the right nut to lock the installation pipe of the flange plate. The tooling has high positioning accuracy for the blade, and there is no problem of balance out of tolerance after processing; it is fastened by means of a top wire to ensure the stability of the blade during processing and improve the processing quality of the blade.

Description

一种高压叶片车削用模拟盘工装A simulation disc tool for high-pressure blade turning

技术领域technical field

本发明属于叶片车削工装技术领域，涉及一种高压叶片车削用模拟盘工装。The invention belongs to the technical field of blade turning tooling, and relates to a simulated disc tooling for high-pressure blade turning.

背景技术Background technique

航空发动机高压叶片车削过程中存在各种加工问题，例如叶片松动，榫槽变形等问题会造成位置误差，尺寸偏差，影响最终产品的动平衡参数和产品质量，造成了高压转子废品损失。There are various processing problems in the turning process of aero-engine high-pressure blades, such as blade loosening and tenon-groove deformation, which will cause positional errors and dimensional deviations, which will affect the dynamic balance parameters and product quality of the final product, resulting in the loss of high-pressure rotor scrap.

发明内容SUMMARY OF THE INVENTION

为解决上述技术问题，本发明的目的是提供一种高压叶片车削用模拟盘工装，以保证叶片加工质量且不会在造成疲劳断裂。In order to solve the above-mentioned technical problems, the purpose of the present invention is to provide a simulated disc tool for high-pressure blade turning, so as to ensure the processing quality of the blade and not cause fatigue fracture.

本发明的一种高压叶片车削用模拟盘工装，包括：芯轴、安装盘、法兰盘、左压板、右压板、左螺母、右螺母和锁紧螺母；A simulation disc tooling for high-pressure blade turning of the present invention comprises: a mandrel, a mounting disc, a flange plate, a left pressure plate, a right pressure plate, a left nut, a right nut and a locking nut;

所述安装盘包括盘面、连接管和安装边，所述盘面中心设有轴孔，所述连接管从轴孔向盘面两侧延伸而成，所述安装边为圆筒状，安装边从盘面的边缘处向盘面一侧延伸形成，在安装边上均匀设有多个用于安装叶片的榫槽，所述榫槽底部设有顶丝；The mounting plate includes a plate surface, a connecting pipe and a mounting edge. The center of the disk surface is provided with a shaft hole, and the connecting pipe extends from the shaft hole to both sides of the disk surface. The mounting edge is cylindrical, and the mounting edge extends from the disk surface. The edge of the blade extends to the side of the disk surface, and a plurality of tenon grooves for installing blades are evenly arranged on the mounting edge, and the bottom of the tenon groove is provided with a top wire;

所述法兰盘包括安装管和安装板，所述安装管从安装板的中心孔向安装板一侧延伸形成，安装管内部为阶梯形结构，安装管的大内径端与安装板的中心孔连接；The flange plate includes a mounting pipe and a mounting plate. The mounting pipe extends from the center hole of the mounting plate to one side of the mounting plate. The interior of the mounting pipe is a stepped structure, and the large inner diameter end of the mounting pipe is connected to the center hole of the mounting plate. connect;

所述安装盘的连接管通过平键安装在芯轴上，所述芯轴上设有凸缘，所述法兰盘套设在芯轴上，所述安装板的外周面与安装边的内周面接触，所述连接管一端抵靠在凸缘上，另一端抵靠在安装管内的阶梯上；所述左压板从外侧套设在连接管上，所述左螺母设于左压板外侧并通过螺纹与连接管连接以将左压板与安装盘的盘面压紧；所述右压板从外侧套设在安装管上，右压板的边缘抵靠在安装边上，所述右螺母设于右压板外侧并通过螺纹与安装管连接以将右压板和法兰盘的安装板压紧；所述锁紧螺母套设在芯轴上位于右螺母外侧，将法兰盘的安装管压紧。The connecting pipe of the mounting plate is mounted on the mandrel through a flat key, the mandrel is provided with a flange, the flange is sleeved on the mandrel, the outer peripheral surface of the mounting plate and the inner surface of the mounting edge are The peripheral surface contacts, one end of the connecting pipe abuts on the flange, and the other end abuts on the step in the installation pipe; the left pressure plate is sleeved on the connecting pipe from the outside, and the left nut is arranged on the outside of the left pressure plate and The left pressure plate is connected with the connecting pipe by the thread to press the plate surface of the installation plate; the right pressure plate is sleeved on the installation pipe from the outside, the edge of the right pressure plate abuts on the installation edge, and the right nut is arranged on the right pressure plate The outer side is connected with the installation pipe through threads to compress the right pressure plate and the installation plate of the flange; the locking nut is sleeved on the mandrel and located outside the right nut to compress the installation pipe of the flange.

在本发明的高压叶片车削用模拟盘工装中，所述安装盘的盘面和法兰盘的安装板在轴向通过螺栓锁紧。In the simulation disk tool for turning high-pressure blades of the present invention, the disk surface of the mounting disk and the mounting plate of the flange are axially locked by bolts.

在本发明的高压叶片车削用模拟盘工装中，所述安装边的榫槽底部设有螺纹孔，所述顶丝通过螺纹配合顶紧安装在榫槽内的叶片。In the high-pressure blade turning simulation disc tooling of the present invention, the bottom of the tongue groove of the mounting side is provided with a threaded hole, and the jack screw is used to push the blade installed in the tongue groove through screw fit.

本发明的一种高压叶片车削用模拟盘工装，模拟高压涡轮盘形状和精度，叶片定位精度高，加工后没有出现平衡超差问题；且借助其内部的顶丝进行紧固，保证叶片加工过程中稳定不会出现松动，提高了叶片加工质量，该模拟盘工装使用双侧装夹方式，操作方便，定位稳定可靠。The high-pressure blade turning simulation disc tooling of the present invention simulates the shape and precision of the high-pressure turbine disc, the blade positioning precision is high, and there is no problem of balance out of tolerance after processing; and the internal top wire is used for fastening to ensure the blade processing process. There will be no looseness in the middle stability, which improves the processing quality of the blade. The simulation disk tooling adopts the double-side clamping method, which is easy to operate and stable and reliable in positioning.

附图说明Description of drawings

图1是本发明的一种高压叶片车削用模拟盘工装的结构示意图；Fig. 1 is the structural representation of a kind of simulation disc tooling for high-pressure blade turning of the present invention;

图2是安装盘的结构示意图。FIG. 2 is a schematic diagram of the structure of the installation disk.

具体实施方式Detailed ways

如图1和图2所示，本发明的一种高压叶片车削用模拟盘工装，包括：芯轴1、安装盘2、法兰盘3、左压板4、右压板5、左螺母6、右螺母7和锁紧螺母8。As shown in Figures 1 and 2, a simulation disc tooling for high-pressure blade turning of the present invention includes: a mandrel 1, a mounting disc 2, a flange plate 3, a left pressure plate 4, a right pressure plate 5, a left nut 6, a right plate Nut 7 and locknut 8.

所述安装盘2包括盘面21、连接管22和安装边23，所述盘面21中心设有轴孔，所述连接管22从轴孔向盘面21两侧延伸而成，所述安装边23为圆筒状，安装边23从盘面21的边缘处向盘面21的一侧延伸形成，在安装边23上均匀设有多个用于安装叶片100的榫槽24，所述榫槽24底部设有顶丝25。The mounting plate 2 includes a plate surface 21, a connecting pipe 22 and a mounting edge 23. The center of the plate surface 21 is provided with a shaft hole, and the connecting pipe 22 extends from the shaft hole to both sides of the plate surface 21. The mounting edge 23 is: Cylindrical shape, the mounting edge 23 extends from the edge of the disk surface 21 to one side of the disk surface 21, and a plurality of tenon grooves 24 for installing the blade 100 are evenly arranged on the mounting edge 23, and the bottom of the tenon groove 24 is provided with Top wire 25.

所述法兰盘3包括安装板31和安装管32，所述安装管32从安装板31的中心孔向安装板31的一侧延伸形成，安装管32内部为阶梯形结构，安装管32的大内径端与安装板31的中心孔连接。The flange 3 includes a mounting plate 31 and a mounting pipe 32. The mounting pipe 32 extends from the central hole of the mounting plate 31 to one side of the mounting plate 31. The interior of the mounting pipe 32 is a stepped structure. The large inner diameter end is connected to the central hole of the mounting plate 31 .

所述安装盘2的连接管22通过平键9安装在芯轴1上，所述芯轴1上设有凸缘11，所述法兰盘3套设在芯轴1上，所述安装板31的外周面与安装边23的内周面接触，所述连接管22一端抵靠在凸缘11上，另一端抵靠在安装管23内的阶梯上。所述左压板4从外侧套设在连接管22上，所述左螺母6设于左压板4外侧并通过螺纹与连接管22连接以将左压板4与安装盘2的盘面21压紧。所述右压板5从外侧套设在安装管32上，右压板5的边缘51抵靠在安装边23上，所述右螺母7设于右压板5外侧并通过螺纹与安装管32连接以将右压板5和法兰盘3的安装板31压紧。所述锁紧螺母8套设在芯轴1上位于右螺母7外侧，将法兰盘3的安装管32压紧。The connecting pipe 22 of the mounting plate 2 is mounted on the mandrel 1 through the flat key 9, the mandrel 1 is provided with a flange 11, the flange 3 is sleeved on the mandrel 1, and the mounting plate The outer peripheral surface of 31 is in contact with the inner peripheral surface of the mounting side 23 , one end of the connecting pipe 22 abuts on the flange 11 , and the other end abuts on the step in the mounting pipe 23 . The left pressure plate 4 is sleeved on the connecting pipe 22 from the outside, and the left nut 6 is arranged on the outside of the left pressure plate 4 and is connected with the connecting pipe 22 by threads to compress the left pressure plate 4 and the plate surface 21 of the mounting plate 2 . The right pressure plate 5 is sleeved on the installation pipe 32 from the outside, the edge 51 of the right pressure plate 5 abuts on the installation edge 23, and the right nut 7 is arranged on the outside of the right pressure plate 5 and is connected with the installation pipe 32 by threads to The right pressing plate 5 and the mounting plate 31 of the flange 3 are pressed tightly. The locking nut 8 is sleeved on the mandrel 1 and is located outside the right nut 7 , and compresses the mounting pipe 32 of the flange 3 .

所述安装盘2的盘面21和法兰盘3的安装板31在轴向通过螺栓10锁紧。The plate surface 21 of the mounting plate 2 and the mounting plate 31 of the flange plate 3 are axially locked by bolts 10 .

所述安装边23的榫槽24底部设有螺纹孔，所述顶丝25通过螺纹配合顶紧安装在榫槽24内的叶片100。The bottom of the tongue groove 24 of the mounting edge 23 is provided with a threaded hole, and the top wire 25 is screwed to push the blade 100 installed in the tongue groove 24 tightly.

本发明的一种高压叶片车削用模拟盘工装，模拟高压涡轮盘形状和精度，具体实施时，在安装边23上均匀设置50个榫槽，用50个顶丝在叶片安装后对叶片进行紧固，最终能够保证叶片加工质量且不会造成疲劳断裂。A simulation disc tooling for high-pressure blade turning of the present invention simulates the shape and precision of a high-pressure turbine disc. During specific implementation, 50 tenon and grooves are evenly arranged on the mounting edge 23, and 50 top wires are used to tighten the blade after the blade is installed. It can finally ensure the quality of blade processing without causing fatigue fracture.

以上所述仅为本发明的较佳实施例，并不用以限制本发明的思想，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the idea of the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the present invention. within the scope of protection.

Claims (3)

1.一种高压叶片车削用模拟盘工装，其特征在于，包括：芯轴、安装盘、法兰盘、左压板、右压板、左螺母、右螺母和锁紧螺母；1. A simulation disc tooling for high-pressure blade turning, characterized in that it comprises: a mandrel, a mounting disc, a flange plate, a left pressure plate, a right pressure plate, a left nut, a right nut and a locking nut; 所述安装盘包括盘面、连接管和安装边，所述盘面中心设有轴孔，所述连接管从轴孔向盘面两侧延伸而成，所述安装边为圆筒状，安装边从盘面的边缘处向盘面一侧延伸形成，在安装边上均匀设有多个用于安装叶片的榫槽，所述榫槽底部设有顶丝；The mounting plate includes a plate surface, a connecting pipe and a mounting edge. The center of the disk surface is provided with a shaft hole, and the connecting pipe extends from the shaft hole to both sides of the disk surface. The mounting edge is cylindrical, and the mounting edge extends from the disk surface. The edge of the blade extends to the side of the disk surface, and a plurality of tenon grooves for installing blades are evenly arranged on the mounting edge, and the bottom of the tenon groove is provided with a top wire; 所述法兰盘包括安装管和安装板，所述安装管从安装板的中心孔向安装板的一侧延伸形成，安装管内部为阶梯形结构，安装管的大内径端与安装板的中心孔连接；The flange plate includes a mounting pipe and a mounting plate. The mounting pipe extends from the center hole of the mounting plate to one side of the mounting plate. The interior of the mounting pipe is a stepped structure, and the large inner diameter end of the mounting pipe is connected to the center of the mounting plate. hole connection; 所述安装盘的连接管通过平键安装在芯轴上，所述芯轴上设有凸缘，所述法兰盘套设在芯轴上，所述安装板的外周面与安装边的内周面接触，所述连接管一端抵靠在凸缘上，另一端抵靠在安装管内的阶梯上；所述左压板从外侧套设在连接管上，所述左螺母设于左压板外侧并通过螺纹与连接管连接以将左压板与安装盘的盘面压紧；所述右压板从外侧套设在安装管上，右压板的边缘抵靠在安装边上，所述右螺母设于右压板外侧并通过螺纹与安装管连接以将右压板和法兰盘的安装板压紧；所述锁紧螺母套设在芯轴上位于右螺母外侧，将法兰盘的安装管压紧。The connecting pipe of the mounting plate is mounted on the mandrel through a flat key, the mandrel is provided with a flange, the flange is sleeved on the mandrel, the outer peripheral surface of the mounting plate and the inner surface of the mounting edge are The peripheral surface contacts, one end of the connecting pipe abuts on the flange, and the other end abuts on the step in the installation pipe; the left pressure plate is sleeved on the connecting pipe from the outside, and the left nut is arranged on the outside of the left pressure plate and The left pressure plate is connected with the connecting pipe by the thread to press the plate surface of the installation plate; the right pressure plate is sleeved on the installation pipe from the outside, the edge of the right pressure plate abuts on the installation edge, and the right nut is arranged on the right pressure plate The outer side is connected with the installation pipe through threads to compress the right pressure plate and the installation plate of the flange; the locking nut is sleeved on the mandrel and located outside the right nut to compress the installation pipe of the flange. 2.如权利要求1所述的高压叶片车削用模拟盘工装，其特征在于，所述安装盘的盘面和法兰盘的安装板在轴向通过螺栓锁紧。2 . The simulation disc tooling for high-pressure blade turning according to claim 1 , wherein the disc surface of the mounting disc and the mounting plate of the flange are axially locked by bolts. 3 . 3.如权利要求1所述的高压叶片车削用模拟盘工装，其特征在于，所述安装边的榫槽底部设有螺纹孔，所述顶丝通过螺纹配合顶紧安装在榫槽内的叶片。3. The simulation disc tooling for high-pressure blade turning according to claim 1, wherein the bottom of the tongue groove of the mounting side is provided with a threaded hole, and the top screw is screwed to push the blade installed in the tongue groove tightly. .
CN201911184903.9A 2019-11-27 2019-11-27 A simulation disc tool for high-pressure blade turning Pending CN110802239A (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN113118924A (en) * 2021-06-17 2021-07-16 中国航发上海商用航空发动机制造有限责任公司 Rotor blade changing method
CN119457723A (en) * 2024-11-12 2025-02-18 重庆江增船舶重工有限公司 A method for processing a turbine shaft of a large flow supercharger

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CN106737172A (en) * 2016-12-21 2017-05-31 中国南方航空工业(集团)有限公司 Grinding attachment
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Application publication date: 20200218