CN210548568U

CN210548568U - Blade plate streamline cutting device for low-pressure steam turbine production

Info

Publication number: CN210548568U
Application number: CN201921483892.XU
Authority: CN
Inventors: 赵同坤
Original assignee: Qingdao Qianshuangjia Energy Saving Technology Co Ltd
Current assignee: Qingdao Qianshuangjia Energy Saving Technology Co Ltd
Priority date: 2019-09-08
Filing date: 2019-09-08
Publication date: 2020-05-19
Anticipated expiration: 2029-09-08

Abstract

The utility model discloses a blade plate streamline cutting device for low-pressure steam turbine production, which comprises a water cutting machine, a material substrate and a clamp, wherein the material substrate is fixed on the water cutting machine, and a pushing structure is arranged between the clamp and the material substrate; the pushing structure mainly comprises: flexible motor, scissors formula support frame, a pair of slide rail, a pair of sliding mass, bear frame, gear, rack, drive box and motor, the utility model relates to a steam turbine technical field. This technical scheme provides the equipment is cut to water of streamline wind-guiding groove processing on the blade, and this kind of equipment passes through the removal of water sword, realizes accurate streamline groove cutting in the multinomial auxiliary motion of adding anchor clamps.

Description

Blade plate streamline cutting device for low-pressure steam turbine production

Technical Field

The utility model relates to a steam turbine technical field specifically is a low pressure turbine production is with bladed plate material streamline cutting device.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants.

The main power of the steam turbine is that the blades rotate, so that the shaft body sleeved with the blades rotates, the structural design on the blades determines the working efficiency and the energy saving performance of the steam turbine, and therefore more air guide grooves are formed in the blades of the steam turbine, and the machining precision of the air guide grooves is an important factor for determining the working efficiency of the steam turbine.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be not enough to prior art, the utility model provides a low pressure turbine production is with blade plate streamline cutting device has solved the main power of steam turbine and is rotated through the blade for the axis body that the blade suit was rotated, and structural design has decided the work efficiency and the energy-conservation nature of steam turbine on the blade, has more guide duct on the blade of this steam turbine, all is the technical problem who decides steam turbine work efficiency's important factor to the machining precision in guide duct.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a blade plate streamline cutting device for low-pressure steam turbine production comprises a water cutting machine, a material substrate and a clamp, wherein the material substrate is fixed on the water cutting machine, and a pushing structure is arranged between the clamp and the material substrate;

the pushing structure mainly comprises: the scissors type scissors mechanism comprises a telescopic motor, a scissors type supporting frame, a pair of sliding rails, a pair of sliding bodies, a bearing frame, a gear, a rack, a driving box and a motor;

the telescopic motor and the scissor type support frame are both positioned on the material substrate, the bearing frame is positioned on the scissor type support frame, the pair of slide rails are oppositely laid on the bearing frame in parallel, the rack is positioned on the bearing frame and positioned on one side of one of the pair of slide rails, the pair of slide rails are provided with a movable frame, the driving box is positioned at the central part of the movable frame, the motor is embedded in the driving box, the driving end of the motor is connected with the gear, and the gear can be matched with the rack;

the movable frame is attached to the clamp.

Preferably, the clamp mainly comprises a double-piston cylinder, a pair of clamping pieces and a positioning disc;

the pair of clamping pieces are assembled on the positioning disc and can move, the double-piston cylinder is located at the bottom of the positioning disc, and the double-piston cylinder is connected with the bottom ends of the pair of clamping pieces respectively.

Preferably, a fixing frame is arranged between the motor and the driving box; the motor is fixed by the fixing frame.

Preferably, both ends of the pair of slide rails are provided with limiting bodies; the limiting body is used for limiting the moving stroke of the bearing frame on the pair of slide rails.

Preferably, a stabilizing frame is arranged between the telescopic motor and the material substrate and is used for fixing the telescopic motor.

Preferably, the material substrate and the water cutting machine are fixed through a plurality of locking bolts.

Advantageous effects

The utility model provides a low pressure turbine production is with blade panel streamline cutting device. The water cutting equipment has the advantages that the water cutting equipment for processing the streamline air guide grooves on the blades is provided by the technical scheme, the equipment realizes accurate streamline groove cutting by the aid of multiple auxiliary motions of the clamp through movement of the water knife, and effectively solves the problems that the work efficiency and the energy saving performance of a steam turbine are determined by structural design on the blades in the background technology, and therefore more air guide grooves are formed in the blades of the steam turbine, and the processing accuracy of the air guide grooves is an important factor for determining the work efficiency of the steam turbine.

Drawings

Fig. 1 is the utility model relates to a low pressure is blade plate material streamline cutting device for turbine production.

Fig. 2 is the utility model relates to a low pressure is turbine production with blade plate material streamline cutting device's promotion structure schematic diagram.

FIG. 3 is the utility model relates to a low pressure turbine production is with blade plate material streamline cutting device's anchor clamps schematic structure.

In the figure: 1-water cutting machine; 2-a material substrate; 3-a telescopic motor; 4-a scissor type support; 5-a slide rail; 6-a sliding body; 7-a carrier; 8-gear; 9-a rack; 10-a drive cartridge; 11-a motor; 12-a moving frame; 13-double piston cylinder; 14-a clamping member; 15-positioning plate; 16-a fixing frame; 17-a limiting body; 18-a stabilizer frame; 19-locking the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a blade plate streamline cutting device for low-pressure steam turbine production.

Example (b): the scheme mainly includes: the device comprises a water cutting machine 1, a material substrate 2 and a clamp, wherein the material substrate 2 is fixed on the water cutting machine 1, and a pushing structure is arranged between the clamp and the material substrate 2;

it should be noted that the water cutting machine 1 is used for processing a workpiece on a clamp on the material substrate 2, and the pushing structure can cooperate with the water cutting machine 1 to move the clamp, so that the processing can be effectively and accurately completed;

the pushing structure mainly comprises: the scissors type scissors mechanism comprises a telescopic motor 3, a scissors type supporting frame 4, a pair of sliding rails 5, a pair of sliding bodies 6, a bearing frame 7, a gear 8, a rack 9, a driving box 10 and a motor 11;

the telescopic motor 3 and the scissor type support frame 4 are both positioned on the material substrate 2, the bearing frame 7 is positioned on the scissor type support frame 4, the pair of slide rails 5 are oppositely and parallelly laid on the bearing frame 7, the rack 9 is positioned on the bearing frame 7 and positioned on one side of the pair of slide rails 5, the pair of slide rails 5 are provided with a moving frame 12, the driving box 10 is positioned at the central part of the moving frame 12, the motor 11 is embedded in the driving box 10, the driving end of the motor 11 is connected with the gear 8, and the gear 8 can be matched with the rack 9; the moving frame 12 is attached to the jig.

It should be noted that, the telescopic motor 3 and the scissor-type support frame 4 can enable the bearing frame 7 to ascend, so that the workpiece can be lifted, meanwhile, after the motor 11 in the driving box 10 drives the gear 8, the gear 8 can be meshed with the rack 9, after the rack 9 is meshed, as the rack 9 is fixed on the bearing frame 7, the gear 8 can drive the motor 11 to move, the motor 11 is assembled in the driving box 10, the driving box 10 is located at the central part of the moving frame 12, so that the moving frame 12 can move, the moving frame 12 is attached to the clamp, so that the clamp can be moved, the workpiece located on the clamp can be moved, and the water cutting machine 1 is matched to complete the processing action;

in the specific implementation process, the fixture mainly comprises a double-piston cylinder 13, a pair of clamping pieces 14 and a positioning disc 15;

the pair of clamping members 14 are movably mounted on a positioning plate 15, and a double piston cylinder 13 is positioned at the bottom of the positioning plate 15, and the double piston cylinders 13 are respectively connected at the bottom ends of the pair of clamping members 14.

When a workpiece needs to be clamped, the double-piston cylinder 13 is controlled to operate, and the piston end of the double-piston cylinder 13 carries the pair of clamping pieces 14 to move, so that the clamping action is realized.

In the specific implementation process, further, a fixing frame 16 is arranged between the motor 11 and the driving box 10; the fixing frame 16 fixes the motor 11.

In the specific implementation process, furthermore, two ends of the pair of slide rails 5 are provided with limiting bodies 17; the limiting body 17 is used for limiting the moving stroke of the bearing frame 7 on the pair of slide rails 5.

In the specific implementation process, a stabilizing frame 18 is further arranged between the telescopic motor 3 and the material substrate 2, and the stabilizing frame 18 fixes the telescopic motor 3.

In the specific implementation process, further, the material substrate 2 and the water cutting machine 1 are fixed by a plurality of locking bolts 19.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A blade plate streamline cutting device for low-pressure steam turbine production comprises a water cutting machine (1), a material substrate (2) and a clamp, and is characterized in that the material substrate (2) is fixed on the water cutting machine (1), and a pushing structure is arranged between the clamp and the material substrate (2);

the pushing structure mainly comprises: the scissors type scissors mechanism comprises a telescopic motor (3), a scissors type supporting frame (4), a pair of sliding rails (5), a pair of sliding bodies (6), a bearing frame (7), a gear (8), a rack (9), a driving box (10) and a motor (11);

the telescopic motor (3) and the scissor type support frame (4) are both positioned on the material substrate (2), the bearing frame (7) is positioned on the scissor type support frame (4), the pair of slide rails (5) are oppositely and parallelly laid on the bearing frame (7), the rack (9) is positioned on the bearing frame (7) and positioned on one side of one of the pair of slide rails (5), the pair of slide rails (5) are provided with a movable frame (12), the driving box (10) is positioned at the central part of the movable frame (12), the motor (11) is embedded in the driving box (10), the driving end of the motor (11) is connected with the gear (8), and the gear (8) can be matched with the rack (9);

the movable frame (12) is attached to the clamp.

2. The blade plate streamline cutting device for low-pressure steam turbine production according to claim 1, wherein the clamp is mainly composed of a double-piston cylinder (13), a pair of clamping pieces (14) and a positioning disc (15);

the pair of clamping pieces (14) are assembled on the positioning disc (15) and can move, the double-piston cylinder (13) is located at the bottom of the positioning disc (15), and the double-piston cylinder (13) is connected with the bottom ends of the pair of clamping pieces (14) respectively.

3. The blade plate streamline cutting device for low-pressure steam turbine production according to claim 1 is characterized in that a fixing frame (16) is arranged between the motor (11) and the driving box (10); the fixing frame (16) fixes the motor (11).

4. The blade plate streamline cutting device for low-pressure steam turbine production according to claim 1, wherein the pair of slide rails (5) has a limiting body (17) at both ends; the limiting body (17) is used for limiting the moving stroke of the bearing frame (7) on the pair of slide rails (5).

5. The blade plate streamline cutting device for low-pressure steam turbine production is characterized in that a stabilizing frame (18) is arranged between the telescopic motor (3) and the material base plate (2), and the stabilizing frame (18) is used for fixing the telescopic motor (3).

6. The blade plate streamline cutting device for the low-pressure steam turbine production is characterized in that the material base plate (2) and the water cutting machine (1) are fixed through a plurality of locking bolts (19).