CN211696230U - Device for detecting thickness of aviation blade - Google Patents

Device for detecting thickness of aviation blade Download PDF

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Publication number
CN211696230U
CN211696230U CN202020530742.6U CN202020530742U CN211696230U CN 211696230 U CN211696230 U CN 211696230U CN 202020530742 U CN202020530742 U CN 202020530742U CN 211696230 U CN211696230 U CN 211696230U
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CN
China
Prior art keywords
plate
movable
thickness
mounting seat
detecting
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Active
Application number
CN202020530742.6U
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Chinese (zh)
Inventor
胡卫兵
江莹
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Jiangxi Zhide Aviation Automation Technology Equipment Co ltd
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Jiangxi Zhide Aviation Automation Technology Equipment Co ltd
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Application filed by Jiangxi Zhide Aviation Automation Technology Equipment Co ltd filed Critical Jiangxi Zhide Aviation Automation Technology Equipment Co ltd
Priority to CN202020530742.6U priority Critical patent/CN211696230U/en
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Publication of CN211696230U publication Critical patent/CN211696230U/en
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Abstract

A device for detecting the thickness of an aviation blade comprises a mounting seat, a base, a fixed plate and a movable plate; the mounting seat is vertically arranged on the base, and a display is arranged at the top of the mounting seat; a chute is embedded in the mounting seat; a limiting plate is arranged on the chute; the mounting seat is provided with a connecting rod and a pressing plate; the movable plate is fixedly installed with the pressure plate; the movable plate is provided with a controller; a movable grid is arranged on the pressing plate, and a fixed grid is arranged on the sliding chute; the bottom of the pressing plate is provided with a second elastic piece which is positioned in the sliding groove; the top of the fixed plate is provided with a first contact seat, the middle of the movable plate is provided with a through groove, the top of the movable rod is provided with a transverse plate, the bottom of the movable rod is provided with an installation bin, and the bottom of the installation bin is provided with a second contact seat; a first elastic piece is sleeved on the periphery of the movable rod; the movable plate is internally provided with an electromagnet and is provided with a binding post; the utility model discloses simple structure, it is convenient to measure, and the accuracy is high simultaneously, and use cost is lower.

Description

Device for detecting thickness of aviation blade
Technical Field
The utility model relates to an aviation blade detects technical field, especially relates to a detect device of aviation blade thickness.
Background
The aerospace blade is used as an important part in an aeroengine, the shape of the blade is complex and irregular, the requirement on machining precision is high, higher requirements are provided for measurement, and the traditional measurement method is limited. The comprehensive detection cost is high, the requirement of an instrument on the detection environment is strict, the operation is carried out by professional personnel, and the efficiency is low under the condition that the single element to be detected of the blade needs to be evaluated quickly. Therefore, special measurement methods and tools are needed to measure the strain so as to improve the efficiency and stabilize the quality. In the prior art, aviation blade thickness measurement mainly depends on a three-coordinate measuring machine and an optical scanner; the three-coordinate measuring machine and the optical scanner belong to precision instruments and have high use cost.
In order to solve the problem, the application provides a device for detecting the thickness of an aviation blade.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
In order to solve the problems existing in the background technology that the measurement of the thickness of the aviation blade mainly depends on a three-coordinate measuring machine and an optical scanner; three-coordinate measuring machine and optical scanner belong to the higher technical problem of precision instruments use cost, the utility model provides a detect device of aviation blade thickness, the utility model discloses simple structure, it is convenient to measure, and the accuracy is high simultaneously, and use cost is lower.
(II) technical scheme
In order to solve the problems, the utility model provides a device for detecting the thickness of aviation blades, which comprises a mounting seat, a base, a fixed plate and a movable plate;
the mounting seat is vertically arranged on the base, and a display is arranged at the top of the mounting seat; a chute is embedded in the mounting seat; a limiting plate is arranged on the sliding chute, and the fixing plate is arranged on the limiting plate; the mounting seat is provided with a connecting rod and a pressing plate, and the pressing plate slides up and down along the sliding groove; the connecting rod is vertically arranged at the top of the pressing plate, and the movable plate and the pressing plate are fixedly arranged; the movable plate is provided with a controller; a movable grid is arranged on the pressing plate, and a fixed grid is arranged on the sliding chute; the fixed grid and the movable grid are both electrically connected with the controller through wires; the bottom of the pressing plate is provided with a second elastic piece which is positioned in the sliding groove;
the top of the fixed plate is provided with a first contact seat, the middle of the movable plate is provided with a through groove, a movable rod is inserted into the through groove, the top of the movable rod is provided with a transverse plate, the bottom of the movable rod is provided with an installation bin, and the bottom of the installation bin is provided with a second contact seat; the first contact base is positioned right below the second contact base; the periphery of the movable rod is sleeved with a first elastic piece, the top of the first elastic piece is fixedly arranged with the bottom of the transverse plate, and the bottom of the first elastic piece is contacted with the top of the movable plate; the battery is arranged in the mounting bin, the joint is arranged at the top of the mounting bin, and the battery is electrically connected with the joint through a lead;
the movable plate is internally provided with an electromagnet, the movable plate is provided with a wiring terminal, the wiring terminal is positioned right above the joint, and the wiring terminal is electrically connected with the electromagnet through a conducting wire; the electromagnet is in signal connection with the controller.
Preferably, the battery is a replaceable button battery.
Preferably, a switch for switching on or off the battery power supply is provided on the outside of the installation chamber.
Preferably, the first contact socket and the second contact socket are both hemispherical.
Preferably, the electromagnet is magnetically connected with the binding post and the joint.
Preferably, the mounting seat and the base are both aluminum alloy seat bodies.
Preferably, the controller is provided with a signal line, and the signal line is electrically connected with the display.
Preferably, a handle is arranged on one side of the movable plate away from the sliding groove.
The above technical scheme of the utility model has following profitable technological effect: in the utility model, in the actual use process, a workpiece to be detected is placed on the fixed plate, and the first contact seat is contacted with the workpiece to be detected; opening a switch on the mounting bin, holding a handle by a hand, pulling a movable plate to move downwards, driving a pressure plate to move downwards by the movable plate, moving the movable grids relative to the fixed grids, and changing the capacitance between the movable grids and the fixed grids along with the relative displacement of the movable grids and the fixed grids according to a certain rule; the fixed grid and the movable grid are both electrically connected with the controller through wires; after the variable quantity of the capacitance is processed by the controller, the distance of the movable plate moving along the sliding groove is accurately measured; when the second contact base is in contact with the workpiece to be detected, the movable plate is continuously pushed downwards, the movable rod penetrates through the through groove of the movable plate, the transverse plate moves upwards relative to the movable plate, and the first elastic piece is in a stretching state; when the joint on the mounting bin is contacted with the wiring terminal on the movable plate, stopping; at the moment, the battery, the joint, the binding post and the electromagnet form a conductive loop; the electromagnet is electrified to generate magnetic force, the binding post and the joint are magnetically attracted by the electromagnet, so that the mounting bin is adsorbed at the bottom of the movable plate, signals are fed back to the controller after the electromagnet is electrified, and the controller locks the thickness value at the moment and displays the thickness value on the display; after the detection is finished, a switch on the mounting bin is closed, the electromagnet is powered off, and the mounting bin and the second contact seat reset under the action of the first elastic piece; and when the handle is released, the movable plate moves upwards under the action of the second elastic member, and the first contact base and the second contact base are separated. The utility model discloses simple structure, it is convenient to measure, and the accuracy is high simultaneously, and use cost is lower.
Drawings
Fig. 1 is the utility model provides a detect device of aviation blade thickness's schematic structure diagram.
Fig. 2 is the utility model provides a detect mounting structure schematic diagram of second contact base in device of aviation blade thickness.
Fig. 3 is the utility model provides an internal structure schematic diagram of spout in the device of detection aviation blade thickness.
Reference numerals: 1. a display; 2. a mounting seat; 3. a base; 4. a fixing plate; 5. a first contact base; 6. a controller; 7. a signal line; 8. a transverse plate; 9. a movable rod; 10. a first elastic member; 11. a handle; 12. installing a bin; 13. a movable plate; 14. a chute; 15. an electromagnet; 16. a battery; 17. a second contact base; 18. a joint; 19. a connecting rod; 20. pressing a plate; 21. fixing a grid; 22. moving the grid; 23. a second elastic member; 24. and a limiting plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-3, the device for detecting the thickness of an aviation blade provided by the present invention comprises a mounting base 2, a base 3, a fixed plate 4 and a movable plate 13;
the mounting seat 2 is vertically arranged on the base 3, and the display 1 is arranged at the top of the mounting seat 2; a chute 14 is embedded in the mounting seat 2; a limit plate 24 is arranged on the chute 14, and the fixed plate 4 is arranged on the limit plate 24; the mounting seat 2 is provided with a connecting rod 19 and a pressing plate 20, and the pressing plate 20 slides up and down along the sliding groove 14; the connecting rod 19 is vertically arranged on the top of the pressure plate 20, and the movable plate 13 and the pressure plate 20 are fixedly arranged; the movable plate 13 is provided with a controller 6; the pressure plate 20 is provided with a movable grid 22, and the chute 14 is provided with a fixed grid 21; the fixed grid 21 and the movable grid 22 are both electrically connected with the controller 6 through conducting wires; the bottom of the pressing plate 20 is provided with a second elastic piece 23, and the second elastic piece 23 is positioned in the sliding groove 14;
the top of the fixed plate 4 is provided with a first contact seat 5, the middle of the movable plate 13 is provided with a through groove, a movable rod 9 is inserted into the through groove, the top of the movable rod 9 is provided with a transverse plate 8, the bottom of the movable rod 9 is provided with an installation bin 12, and the bottom of the installation bin 12 is provided with a second contact seat 17; the first contact base 5 is positioned right below the second contact base 17; a first elastic piece 10 is sleeved on the periphery of the movable rod 9, the top of the first elastic piece 10 is fixedly installed with the bottom of the transverse plate 8, and the bottom of the first elastic piece 10 is in contact with the top of the movable plate 13; a battery 16 is arranged inside the mounting bin 12, a joint 18 is arranged at the top of the mounting bin 12, and the battery 16 is electrically connected with the joint 18 through a lead;
the movable plate 13 is internally provided with an electromagnet 15, the movable plate 13 is provided with a wiring terminal, the wiring terminal is positioned right above the joint 18, and the wiring terminal is electrically connected with the electromagnet 15 through a conducting wire; the electromagnet 15 is in signal connection with the controller 6.
In the utility model, in the actual use process, a workpiece to be detected is placed on the fixed plate 4, and the first contact base 5 is contacted with the workpiece to be detected; opening a switch on the installation bin 12, holding the handle 11 by a hand, pulling the movable plate 13 to move downwards, driving the pressing plate 20 to move downwards by the movable plate 13, moving the movable grid 22 relative to the fixed grid 21, and changing the capacitance between the movable grid and the fixed grid according to a certain rule along with the relative displacement; the fixed grid 21 and the movable grid 22 are both electrically connected with the controller 6 through conducting wires; the variation of the capacitance is processed by the controller 6, so that the distance of the movable plate 13 moving along the chute 14 is accurately measured; when the second contact seat 17 contacts with the workpiece to be detected, the movable plate 13 continues to be pushed downwards, the movable rod 9 penetrates through the through groove 14 of the movable plate 13, the transverse plate 8 moves upwards relative to the movable plate 13, and the first elastic element 10 is in a stretching state; stopping when the connector 18 on the mounting bin 12 contacts the terminal on the movable plate 13; the battery 16, the connector 18, the terminal and the electromagnet 15 form a conductive loop; the electromagnet 15 is electrified to generate magnetic force, the binding post and the joint 18 are magnetically attracted by the electromagnet 15, so that the mounting bin 12 is adsorbed at the bottom of the movable plate 13, signals are fed back to the controller 6 after the electromagnet 15 is electrified, and the controller 6 locks the thickness value at the moment and displays the thickness value on the display 1; after the detection is finished, the switch on the installation bin 12 is closed, the electromagnet 15 loses power, and the installation bin 12 and the second contact seat 17 reset under the action of the first elastic piece 10; the handle 11 is released, the movable plate 13 is moved upward by the second elastic member 23, and the first contact holder 5 and the second contact holder 17 are separated. The utility model discloses simple structure, it is convenient to measure, and the accuracy is high simultaneously, and use cost is lower.
In an alternative embodiment, the battery 16 is a replaceable button battery 16.
It should be noted that the battery 16 can be replaced when it is dead, which is more convenient to use.
In an alternative embodiment, the exterior of the mounting bin 12 is provided with a switch to turn the power supply of the battery 16 on or off.
In an alternative embodiment, the first contact socket 5 and the second contact socket 17 are each hemispherical.
It should be noted that the contact area between the hemispherical contact base and the workpiece to be detected is small, a good detection effect is still ensured for an irregular part, and errors are reduced.
In an alternative embodiment, the electromagnet 15 is magnetically connected to both the terminal and the connector 18.
In an alternative embodiment, the mounting seat 2 and the base 3 are both aluminum alloy seats.
It is noted that the aluminum alloy material has high hardness and low economic cost.
In an alternative embodiment, the controller 6 is provided with a signal line 7, and the signal line 7 is electrically connected to the display 1.
In an alternative embodiment, the side of the movable plate 13 remote from the chute 14 is provided with a handle 11.
It should be noted that holding the handle 11 facilitates pushing the movable plate 13 up and down along the sliding slot 14.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (8)

1. A device for detecting the thickness of an aviation blade is characterized by comprising a mounting seat (2), a base (3), a fixed plate (4) and a movable plate (13);
the mounting seat (2) is vertically arranged on the base (3), and the display (1) is arranged at the top of the mounting seat (2); a chute (14) is embedded in the mounting seat (2); a limiting plate (24) is arranged on the sliding chute (14), and the fixing plate (4) is arranged on the limiting plate (24); the mounting seat (2) is provided with a connecting rod (19) and a pressing plate (20), and the pressing plate (20) slides up and down along the sliding groove (14); the connecting rod (19) is vertically arranged at the top of the pressure plate (20), and the movable plate (13) and the pressure plate (20) are fixedly arranged; the movable plate (13) is provided with a controller (6); a movable grid (22) is arranged on the pressure plate (20), and a fixed grid (21) is arranged on the chute (14); the fixed grid (21) and the movable grid (22) are electrically connected with the controller (6) through leads; a second elastic piece (23) is arranged at the bottom of the pressure plate (20), and the second elastic piece (23) is positioned in the sliding groove (14);
a first contact seat (5) is arranged at the top of the fixed plate (4), a through groove is formed in the middle of the movable plate (13), a movable rod (9) is inserted into the through groove, a transverse plate (8) is arranged at the top of the movable rod (9), an installation bin (12) is arranged at the bottom of the movable rod (9), and a second contact seat (17) is arranged at the bottom of the installation bin (12); the first contact base (5) is positioned right below the second contact base (17); a first elastic piece (10) is sleeved on the periphery of the movable rod (9), the top of the first elastic piece (10) is fixedly installed with the bottom of the transverse plate (8), and the bottom of the first elastic piece (10) is in contact with the top of the movable plate (13); a battery (16) is arranged in the mounting bin (12), a joint (18) is arranged at the top of the mounting bin (12), and the battery (16) is electrically connected with the joint (18) through a lead;
an electromagnet (15) is arranged inside the movable plate (13), a wiring terminal is arranged on the movable plate (13), the wiring terminal is positioned right above the joint (18), and the wiring terminal is electrically connected with the electromagnet (15) through a conducting wire; the electromagnet (15) is in signal connection with the controller (6).
2. Device for detecting the thickness of an aircraft blade according to claim 1, characterised in that the battery (16) is a replaceable button battery (16).
3. Device for detecting the thickness of an aircraft blade according to claim 1, characterised in that the exterior of the installation magazine (12) is provided with a switch for switching the supply of power from the battery (16) on or off.
4. Device for detecting the thickness of an aircraft blade according to claim 1, characterised in that the first contact seat (5) and the second contact seat (17) are each hemispherical.
5. Device for detecting the thickness of an aircraft blade according to claim 1, characterised in that the electromagnet (15) is magnetically connected to the terminal and to the joint (18).
6. The device for detecting the thickness of an aviation blade as claimed in claim 1, wherein the mounting seat (2) and the base (3) are both aluminum alloy seat bodies.
7. The device for detecting the thickness of the aviation blade as claimed in claim 1, wherein the controller (6) is provided with a signal wire (7), and the signal wire (7) is electrically connected with the display (1).
8. Device for detecting the thickness of an aircraft blade according to claim 1, characterised in that the side of the mobile plate (13) remote from the chute (14) is provided with a handle (11).
CN202020530742.6U 2020-04-11 2020-04-11 Device for detecting thickness of aviation blade Active CN211696230U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020530742.6U CN211696230U (en) 2020-04-11 2020-04-11 Device for detecting thickness of aviation blade

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020530742.6U CN211696230U (en) 2020-04-11 2020-04-11 Device for detecting thickness of aviation blade

Publications (1)

Publication Number Publication Date
CN211696230U true CN211696230U (en) 2020-10-16

Family

ID=72782646

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020530742.6U Active CN211696230U (en) 2020-04-11 2020-04-11 Device for detecting thickness of aviation blade

Country Status (1)

Country Link
CN (1) CN211696230U (en)

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