CN212095757U - Abrasive belt grinding machine tool special for turbine blades - Google Patents
Abrasive belt grinding machine tool special for turbine blades Download PDFInfo
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- CN212095757U CN212095757U CN201922409330.7U CN201922409330U CN212095757U CN 212095757 U CN212095757 U CN 212095757U CN 201922409330 U CN201922409330 U CN 201922409330U CN 212095757 U CN212095757 U CN 212095757U
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- abrasive belt
- fixing plate
- turbine blades
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Abstract
The utility model discloses a special abrasive band grinding lathe of turbine blade, include: the device comprises a lathe bed, a polishing mechanism and a control platform; the grinding mechanism and the control platform are arranged on a lathe bed, the turbine blades are arranged on the control platform and are processed through the grinding mechanism, the control platform is composed of a fixing plate, a sliding workbench, a swing arm and a sliding driving mechanism, the fixing plate is fixedly arranged above the lathe bed, an inverted T-shaped groove is formed in the fixing plate, the sliding plate and the sliding driving mechanism are arranged on the fixing plate, and the sliding plate and the sliding driving mechanism are arranged in the inverted T-shaped groove in the fixing plate through bolts and are fixed; the utility model discloses a special abrasive band grinding lathe of turbine blade, simple structure, convenient to use makes the grinding work of blade simpler, and the precision of processing is higher, reduces the cost of labor.
Description
Technical Field
The utility model belongs to the welding field, concretely relates to special abrasive band grinding lathe of turbine blade.
Background
Turbine blades are important components of the turbine section of a gas turbine engine. The blades rotating at high speed are responsible for drawing high-temperature and high-pressure airflow into the combustor to maintain the operation of the engine. In order to ensure stable and long-term operation in extreme environments of high temperature and high pressure, turbine blades are often forged from high temperature alloys and are cooled in different ways, such as internal air flow cooling, boundary layer cooling, or thermal barrier coatings protecting the blades, to ensure operational reliability. Blade in steam turbine engine and gas turbine engine need polish the processing to the leaf of blade in the in-process of manufacturing, makes the length of blade more accurate, guarantees the rotatory stability of turbine, and current mode of polishing is all polished through artifical polisher, and its precision is difficult to handle the accuse, leads to the turbine rotatory messenger to lead to the centrifugation, causes the transition loss of driving force, still can reduce the life of turbine simultaneously.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at solving the not enough among the prior art, provide a special abrasive band grinding lathe of turbine blade, can the spot facing work to the radial grinding of blade, guarantee its precision.
The technical scheme is as follows: a special abrasive band grinding lathe of turbine blade, include: the device comprises a lathe bed, a polishing mechanism and a control platform; the grinding mechanism and the control platform are arranged on a lathe bed, the turbine blades are arranged on the control platform and are processed through the grinding mechanism, the control platform is composed of a fixing plate, a sliding workbench, a swing arm and a sliding driving mechanism, the fixing plate is fixedly arranged above the lathe bed, an inverted T-shaped groove is formed in the fixing plate, the sliding plate and the sliding driving mechanism are arranged on the fixing plate, and the sliding plate and the sliding driving mechanism are arranged in the inverted T-shaped groove in the fixing plate through bolts and are fixed;
the sliding workbench is composed of a cross workbench and a sliding table, a plurality of universal balls are arranged below the sliding table, the cross workbench is arranged on the sliding plate through the sliding table, and the sliding table is connected with the sliding driving mechanism through a swing arm;
slide actuating mechanism comprises regulating plate, T type rack, carousel, the tight piece of clamp, fixed axle, gear, bearing, motor, the regulating plate is fixed in installing the shape of falling T recess on the fixed plate through the bolt, the fixed axle support sets up on the regulating plate, the gear passes through the bearing and installs on the fixed axle, press from both sides tight piece and fix on the gear, the other end direct mount of swing arm presss from both sides tight piece, T type rack sets up in gear one side, makes the tooth intermeshing on gear and the T type rack, and T type rack slidable mounting is on the regulating plate, the carousel sets up in fixed axle one side, and is rotatory through the motor drive carousel, the carousel is connected with T type rack, drives T type rack round trip movement through the carousel.
Furthermore, the T-shaped rack is composed of a sliding rod with teeth and an adjusting rod with a sliding chute, and the sliding rod is connected with the adjusting rod.
Furthermore, the adjusting plate is provided with sliding seats, the sliding seats are arranged on two sides of the sliding rod, and the sliding rod and the sliding seats are installed in a sliding mode.
Furthermore, a sliding shaft is arranged on the rotary table and is installed in a sliding groove of the adjusting rod in the T-shaped rack.
Furthermore, the grinding mechanism comprises a speed reducer and an abrasive belt machine, wherein the speed reducer is installed on the machine body, an output shaft of the speed reducer is connected with the abrasive belt machine, and the rotating machining angle of the abrasive belt machine is controlled.
Has the advantages that: the utility model discloses a special abrasive band grinding lathe of turbine blade carries out angular migration through speed reducer drive abrasive band machine, makes its angle controllable, guarantees that the angle of inclination of blade tip processing is the same, set for through slip workstation, slip actuating mechanism and swing arm, make it can polish to the both sides of the tip of blade, through the mounting means between slide, regulating plate and the fixed plate, make it can require to adjust to different blade processing, improve its adaptability, set for through the position of the sliding shaft mounting hole on the carousel, the angle processing that can more have different blade tips adjusts, the utility model discloses a simple structure, convenient to use makes the grinding work of blade simpler, and the precision of processing is higher, reduces the cost of labor.
Drawings
Fig. 1 is a schematic front view of the utility model;
fig. 2 is a schematic right-view structural diagram of the utility model;
fig. 3 is a schematic top view of the utility model;
FIG. 4 is a schematic view of a portion of the position A in FIG. 1;
FIG. 5 is a partially enlarged view of the position B in FIG. 3;
FIG. 6 is a schematic view of a partial enlarged cross-sectional view taken at the position C in FIG. 3;
1. a bed body;
2. a polishing mechanism; 21. a speed reducer; 22. an abrasive belt machine;
3. a control platform; 31. a fixing plate; 311. an inverted T-shaped groove; 32. a slide plate; 33. a sliding table; 331. a cross table 332 and a sliding table; 333. a ball transfer unit; 34. swinging arms; 35. a slide drive mechanism; 351. an adjusting plate; 352. a T-shaped rack; 3521. adjusting a rod; 3522. a chute; 3523. a slide bar; 353. a turntable; 3531. a sliding shaft; 354. a clamping block; 355. a fixed shaft; 356. a gear; 357. a bearing; 4. a blade.
Detailed Description
As shown in fig. 1 to 6, a belt grinding machine dedicated to a turbine blade 4 includes: the machine tool comprises a machine tool body 1, a polishing mechanism 2 and a control platform 3; the grinding mechanism 2 and the control platform 3 are installed on the lathe bed 1, the turbine blade 4 is installed on the control platform 3 and is processed through the grinding mechanism 2, the control platform 3 is composed of a fixing plate 31, a sliding plate 32, a sliding working table 33, a swing arm 34 and a sliding driving mechanism 35, the fixing plate 31 is fixedly arranged above the lathe bed 1, an inverted T-shaped groove 311 is formed in the fixing plate 31, the sliding plate 32 and the sliding driving mechanism 35 are installed on the fixing plate 31, and the sliding plate 32 and the sliding driving mechanism 35 are installed in the inverted T-shaped groove 311 in the fixing plate 31 through bolts and are fixed;
the sliding workbench 33 is composed of a cross workbench 331 and a sliding table 332, a plurality of universal balls 333 are arranged below the sliding table, the cross workbench 331 is arranged on the sliding plate 32 through the sliding table 332, and the sliding table 332 is connected with the sliding driving mechanism 35 through the swing arm 34;
the sliding driving mechanism 35 is composed of an adjusting plate 351, a T-shaped rack 352, a turntable 353, a clamping block 354, a fixed shaft 355, a gear 356, a bearing 357 and a motor, the adjusting plate 351 is fixed by being bolt-mounted in the inverted T-shaped groove 311 of the fixing plate 31, the fixed shaft 355 is supported on the adjusting plate 351, the gear 356 is mounted on the fixed shaft 355 through a bearing 357, the clamping block 354 is fixed to the gear 356, the other end of the swing arm 34 is mounted directly to the clamping block 354, the T-shaped rack 352 is disposed at one side of the gear 356 such that the gear 356 is engaged with teeth of the T-shaped rack 352, the T-shaped rack 352 is slidably mounted on the adjusting plate 351, the rotary plate 353 is disposed at one side of the fixed shaft 355, the motor drives the rotary disc 353 to rotate, the rotary disc 353 is connected with the T-shaped rack 352, and the rotary disc 353 drives the T-shaped rack 352 to move back and forth.
In this example, the T-shaped rack 352 is composed of a sliding rod 3523 with teeth and an adjusting rod 3521 with a sliding slot 3522, and the sliding rod 3523 is connected with the adjusting rod 3521.
In this example, the adjusting plate 351 is provided with sliding seats, which are installed at both sides of the sliding rod 3523, and the sliding rod 3523 is slidably installed with the sliding seats.
In this example, the rotary plate 353 is provided with a sliding shaft 3531, and the sliding shaft 3531 is installed in a sliding groove 3522 of an adjusting rod 3521 in the T-shaped rack 352.
In this example, the grinding mechanism 2 is composed of a speed reducer 21 and an abrasive belt machine 22, the speed reducer 21 is installed on the machine body 1, and an output shaft of the speed reducer 21 is connected with the abrasive belt machine 22 to control a rotation machining angle of the abrasive belt machine 22.
In this example, the motor in the speed reducer 21 is a servo motor, and the cross table 331 is driven by the servo motor.
During machining, the blade 4 is placed on the cross workbench 331 to be fixed, the installation angle of the blade 4 is adjusted through the cross workbench 331, the distance between the sliding plate 32 and the sliding driving mechanism 35 is adjusted, the sliding plate is locked through a bolt, meanwhile, the swing arm 34 and the clamping block 354 are also fixed through a bolt, the swing radius of the sliding workbench 33 is adjusted through adjusting the fixed position of the swing arm 34 on the clamping block 354, the abrasive belt machine 22 works, the offset angle of the abrasive belt machine 22 is controlled through a motor, the blade 4 is machined, meanwhile, the sliding driving mechanism 35 works, the motor drives the rotary table 353 to work, the swing arm 34 is driven through a rack to swing leftwards and rightwards, the blade 4 is cut and polished leftwards, the cross workbench 331 controls micro feeding during cutting through a servo driving motor, and automatic machining is achieved.
The belt sander 22 is driven by the speed reducer 21 to carry out angular deviation, so that the angle of the belt sander is controllable, the same inclination angle for processing the end parts of the blades 4 is ensured, the sliding workbench 33, the sliding driving mechanism 35 and the swing arm 34 are set, so that the belt sander can polish two sides of the end parts of the blades 4, the sliding plate 32, the adjusting plate 351 and the fixing plate 31 can be adjusted according to different processing requirements of the blades 4 by means of the installation mode, the adaptability of the belt sander is improved, and the adjustment can be carried out by means of the position setting of the installation hole of the sliding shaft 3531 on the turntable 353, so that the belt sander can have different angle processing of the end parts of.
It should be noted that the belt sander is an existing structure and is not described herein.
The above description is the preferred embodiment of the present invention, and the scope of the right of the present invention should not be limited thereto. It should be noted that, for those skilled in the art, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a special abrasive band grinding machine tool of turbine blade which characterized in that: the method comprises the following steps: the device comprises a lathe bed, a polishing mechanism and a control platform; the grinding mechanism and the control platform are arranged on a lathe bed, the turbine blades are arranged on the control platform and are processed through the grinding mechanism, the control platform is composed of a fixing plate, a sliding workbench, a swing arm and a sliding driving mechanism, the fixing plate is fixedly arranged above the lathe bed, an inverted T-shaped groove is formed in the fixing plate, the sliding plate and the sliding driving mechanism are arranged on the fixing plate, and the sliding plate and the sliding driving mechanism are arranged in the inverted T-shaped groove in the fixing plate through bolts and are fixed;
the sliding workbench is composed of a cross workbench and a sliding table, a plurality of universal balls are arranged below the sliding table, the cross workbench is arranged on the sliding plate through the sliding table, and the sliding table is connected with the sliding driving mechanism through a swing arm;
slide actuating mechanism comprises regulating plate, T type rack, carousel, the tight piece of clamp, fixed axle, gear, bearing, motor, the regulating plate is fixed in installing the shape of falling T recess on the fixed plate through the bolt, the fixed axle support sets up on the regulating plate, the gear passes through the bearing and installs on the fixed axle, press from both sides tight piece and fix on the gear, the other end direct mount of swing arm presss from both sides tight piece, T type rack sets up in gear one side, makes the tooth intermeshing on gear and the T type rack, and T type rack slidable mounting is on the regulating plate, the carousel sets up in fixed axle one side, and is rotatory through the motor drive carousel, the carousel is connected with T type rack, drives T type rack round trip movement through the carousel.
2. The special abrasive belt grinding machine tool for the turbine blades as claimed in claim 1, wherein: the T-shaped rack is composed of a sliding rod with teeth and an adjusting rod with a sliding chute, and the sliding rod is connected with the adjusting rod.
3. The special abrasive belt grinding machine tool for the turbine blades as claimed in claim 1, wherein: the adjusting plate is provided with sliding seats, the sliding seats are arranged on two sides of the sliding rod, and the sliding rod and the sliding seats are installed in a sliding mode.
4. The special abrasive belt grinding machine tool for the turbine blades as claimed in claim 1, wherein: and a sliding shaft is arranged on the turntable and is arranged in a sliding groove of the adjusting rod in the T-shaped rack.
5. The special abrasive belt grinding machine tool for the turbine blades as claimed in claim 1, wherein: the grinding mechanism consists of a speed reducer and an abrasive belt machine, wherein the speed reducer is installed on the machine body, and an output shaft of the speed reducer is connected with the abrasive belt machine to control the rotating machining angle of the abrasive belt machine.
6. The special abrasive belt grinding machine tool for the turbine blades as claimed in claim 1, wherein: the turntable is further provided with a plurality of sliding shaft mounting holes, the distance from each mounting hole to the rotation center of the turntable is different, and the sliding shafts are inserted into the mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922409330.7U CN212095757U (en) | 2019-12-28 | 2019-12-28 | Abrasive belt grinding machine tool special for turbine blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922409330.7U CN212095757U (en) | 2019-12-28 | 2019-12-28 | Abrasive belt grinding machine tool special for turbine blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212095757U true CN212095757U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922409330.7U Active CN212095757U (en) | 2019-12-28 | 2019-12-28 | Abrasive belt grinding machine tool special for turbine blades |
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| CN (1) | CN212095757U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681415A (en) * | 2021-09-01 | 2021-11-23 | 中国航发沈阳黎明航空发动机有限责任公司 | Grinding machine and grinding method for air inlet adjustable blade of aero-engine |
| CN115229623A (en) * | 2022-07-27 | 2022-10-25 | 江苏万恒铸业有限公司 | Guide blade polishing device with positioning polishing function and positioning polishing method thereof |
-
2019
- 2019-12-28 CN CN201922409330.7U patent/CN212095757U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681415A (en) * | 2021-09-01 | 2021-11-23 | 中国航发沈阳黎明航空发动机有限责任公司 | Grinding machine and grinding method for air inlet adjustable blade of aero-engine |
| CN115229623A (en) * | 2022-07-27 | 2022-10-25 | 江苏万恒铸业有限公司 | Guide blade polishing device with positioning polishing function and positioning polishing method thereof |
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