CN218496072U - Digital gap measuring device for airplane - Google Patents
Digital gap measuring device for airplane Download PDFInfo
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- CN218496072U CN218496072U CN202222804845.9U CN202222804845U CN218496072U CN 218496072 U CN218496072 U CN 218496072U CN 202222804845 U CN202222804845 U CN 202222804845U CN 218496072 U CN218496072 U CN 218496072U
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Abstract
The utility model provides a digital clearance measurement device of aircraft belongs to clearance measurement technical field. The device is including removing end, stiff end, L type support, guide post, rack, gear, angle sensor, go up measuring head, lower measuring head, spring, display screen, upper cover, reset button, switch, the module of charging and lower cover. The utility model presses the movable end until the upper and lower measuring heads are attached to each other and inserted into the gap between the products to be measured; when the pressure is released, the upper and lower measuring heads are separated under the action of the spring, and the separated distance is measured and converted into a gap value to be directly displayed. The device has the advantages of small and exquisite structure, simple and convenient operation, accurate measurement and small space limitation, realizes the digital detection of specific gaps between products and tools, and improves the efficiency of gap measurement.
Description
Technical Field
The utility model belongs to the technical field of the clearance measurement, a be exclusively used in aircraft clearance measuring digital measuring device is related to, realize the accurate measurement in specific clearance between product and the product, between product and the frock.
Background
In the process of airplane assembly, a large amount of clearance requirements exist between a tool and a product and between products, and the conventional inspection method is to use a feeler gauge for inspection. The feeler gauge generally has various thicknesses, different thicknesses are gradually increased or decreased during measurement, sometimes the feeler gauge needs to be overlapped according to the size of a gap, the measurement accuracy is not high, and the efficiency is low. Sometimes limited by airplane structure or tooling structure, the feeler gauge is inconvenient to use.
In order to improve the degree of accuracy of clearance measurement, the structural limitation problem is solved to lifting efficiency, the utility model provides an aircraft digital clearance measuring device.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problem among the prior art, the utility model provides an aircraft digital clearance measurement device combines together through angle sensor and rack and pinion mechanism, changes the interval of measuring terminal into numerical value in real time and shows, realizes the digital measurement to direct display clearance numerical value.
The technical scheme of the utility model is that:
a digital gap measuring device for an airplane comprises a structure part and a display part.
The structure part comprises a left moving support 1, a right moving support 2, a left fixing support 3, a right fixing support 4, an L-shaped support 5, a guide column 6, a rack 7, a gear 8, an angle sensor 9, an upper measuring head 10, a lower measuring head 11, a spring 12, a nut 13 and a screw 14.
The right fixed bracket 4 is of a concave structure, and two symmetrical semicircular grooves are formed in the inner side of the right fixed bracket; two guide posts 6 are respectively placed in the semicircular grooves of the right fixing support 4, corresponding semicircular grooves are arranged at corresponding positions on the inner side of the left fixing support 3, and the left fixing support 3 is connected with the right fixing support 4 through a screw 14, so that the guide posts 6 are clamped in a fixed end formed by the left fixing support 3 and the right fixing support 4. The two guide posts 6 are sleeved with springs 12.
The left moving support 1 and the right moving support 2 are both of a concave structure, and the left moving support and the right moving support are connected through a screw 14 to form a moving end of the whole measuring device. After the left moving support 1 and the right moving support 2 are combined, semicircular grooves on the inner sides of the left moving support and the right moving support form a circular guide hole; the top end of the right movable bracket 2 is provided with a square hole, and the rack 7 is inserted into the square hole and fixed by a screw 14.
Two guide posts 6 on the fixed end are inserted into the guide holes of the movable end, and the movable end reciprocates along the guide posts 6 under the action of a spring. To prevent the moving end from coming off, the nut 13 is screwed on the end of the guide post 6 after passing through the moving end.
The vertical plate of the L-shaped support 5 is arranged on the side surface of the right movable support 2 through a screw 14, the upper measuring head 10 is arranged at the bottom of the transverse plate of the L-shaped support 5 through the screw 14, and the lower measuring head 11 is arranged at the bottom of the right fixed support 4; the upper measuring head 10 varies in distance from the lower measuring head 11 with the reciprocating movement of the moving end.
The angle sensor 9 is arranged in a hole in the middle of the left fixed support 3, the gear 8 is arranged on an angle sensor shaft, and the gear 8 is meshed with the rack 7; when the rack 7 moves to and fro along with the moving end, the gear 8 can be driven to rotate, and the gear 8 rotates to drive the shaft of the angle sensor to rotate, so that the linear motion of gap measurement is converted into the rotating angle required by the angle sensor.
The display part is connected with the angle sensor 9 through a lead and is used for processing and displaying the numerical value measured by the angle sensor, and comprises a display screen 15, an upper cover 16, a reset button 17, a power switch 18, a charging module 19 and a lower cover 20. The upper cover 16 and the lower cover 20 are connected by screws to form an electrical box for accommodating the circuit module and the battery. The display screen 15, the reset button 17 and the power switch 18 are all installed in a clamping groove of the upper cover 16, and the charging module 19 is installed in a clamping groove of the lower cover 20. The display screen 15 is used for displaying measurement data, the reset button 17 is a restart key for repeated measurement, the power switch 18 is a power switch for controlling the whole device, and the charging module 19 is used for charging a battery in the device.
When the device is used, the movable end is pressed until the upper measuring head and the lower measuring head are attached to each other and inserted into a gap between the products to be measured; when the pressure is released, the upper and lower measuring heads are separated under the action of the spring, and the separated distance is measured and converted into a gap value to be directly displayed.
The utility model has the advantages that: digital clearance measurement device of aircraft, the structure is small and exquisite, easy operation is convenient, measures accurately, the space restriction is little, realized between product and the product, the digital detection in specific clearance between product and the frock, improved clearance measuring efficiency.
Drawings
Fig. 1 is a schematic overall structure diagram of a digital gap measuring device of an aircraft.
Fig. 2 is a front view of the structural part of the aircraft digital gap measuring device.
Fig. 3 is a sectional view taken along line B-B of fig. 2.
Fig. 4 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.
Fig. 5 is a schematic diagram of the use of the digital gap measuring device of the airplane.
In the figure: 1, moving the bracket leftwards; 2, moving the bracket to the right; 3, a left fixed bracket; 4, a right fixed bracket; a 5L-shaped bracket; 6, a guide post; 7 rack bars; 8 gears; 9 an angle sensor; 10 an upper measuring head; 11 a lower measuring head; 12 springs; 13 a nut; 14, a screw; 15 a display screen; 16, covering the upper cover; 17 a reset button; 18 a power switch; 19 a charging module; 20, a lower cover; 21 part A;22 part B.
Detailed Description
The following examples and drawings are provided to further explain the embodiments of the present invention, but are not intended to limit the present invention.
A digital gap measuring device for an aircraft, as shown in fig. 1, includes a structural portion and a display portion.
As shown in fig. 1 and 2, the structural part includes a left moving bracket 1, a right moving bracket 2, a left fixing bracket 3, a right fixing bracket 4, an L-shaped bracket 5, a guide post 6, a rack 7, a gear 8, an angle sensor 9, an upper measuring head 10, a lower measuring head 11, a spring 12, a nut 13, and a screw 14.
Wherein, the right fixed bracket 4 is of a concave structure, and two symmetrical semicircular grooves are arranged on the inner side of the right fixed bracket; two guide posts 6 are respectively placed in the semicircular grooves of the right fixing support 4, corresponding semicircular grooves are arranged at corresponding positions on the inner side of the left fixing support 3, and the left fixing support 3 is connected with the right fixing support 4 through a screw 14, so that the guide posts 6 are clamped in a fixed end formed by the left fixing support 3 and the right fixing support 4.
The left moving support 1 and the right moving support 2 are both of a concave structure, and are connected and fixed through a screw 14 to form a moving end of the whole measuring device. After the left moving support 1 and the right moving support 2 are combined, semicircular grooves on the inner sides of the left moving support and the right moving support form a circular guide hole; the top end of the right movable bracket 2 is provided with a square hole, and the rack 7 is inserted into the square hole and fixed by a screw 14.
Two guide posts 6 on the fixed end are sleeved with springs 12 and then inserted into guide holes of the movable end to be connected with nuts 13, and the movable end reciprocates along the guide posts 6 under the action force of the springs.
The vertical plate of the L-shaped support 5 is arranged on the side surface of the right movable support 2 through a screw 14, the upper measuring head 10 is arranged at the bottom of the transverse plate of the L-shaped support 5 through a screw 14, and the lower measuring head 11 is arranged at the bottom of the right fixed support 4; the upper measuring head 10 varies in distance from the lower measuring head 11 with the reciprocating movement of the moving end.
The angle sensor 9 is arranged in a hole in the middle of the left fixed support 3, the gear 8 is arranged on an angle sensor shaft, and the gear 8 is meshed with the rack 7; when the rack 7 moves to and fro along with the moving end, the gear 8 can be driven to rotate, and the gear 8 rotates to drive the shaft of the angle sensor to rotate, so that the linear motion of gap measurement is converted into the rotating angle required by the angle sensor.
The display part is connected with the angle sensor 9 through a wire and comprises a display screen 15, an upper cover 16, a reset button 17, a power switch 18, a charging module 19 and a lower cover 20. The upper cover 16 and the lower cover 20 are connected by screws to form an electrical box for loading the circuit module and the battery. The display screen 15, the reset button 17 and the power switch 18 are all installed in a clamping groove of the upper cover 16, and the charging module 19 is installed in a clamping groove of the lower cover 20. The display screen 15 is used for displaying measurement data, the reset button 17 is a restart key for repeated measurement, the power switch 18 is a power switch for controlling the whole device, and the charging module 19 is used for charging the battery in the device.
The digital gap measuring device for the airplane comprises the following specific implementation steps:
1) And pressing the movable end to enable the upper measuring head 10 and the lower measuring head 11 to be attached and then to extend into a gap between the tested products or to be inserted into a gap between the products and the tool.
2) By pressing the power switch 18, the device display 15 is lit.
3) The force pressing the moving end is released and the distance between the upper measuring head 10 and the lower measuring head 11 becomes larger under the force of the spring. The gap value is displayed through the calculation of a chip in the display part, and an operator directly reads the value.
Claims (5)
1. An aircraft digital clearance measurement device, characterized in that the device comprises a structure part and a display part;
the structure part comprises a left moving support (1), a right moving support (2), a left fixing support (3), a right fixing support (4), an L-shaped support (5), a guide column (6), a rack (7), a gear (8), an angle sensor (9), an upper measuring head (10), a lower measuring head (11) and a spring (12);
two symmetrical semicircular grooves are formed in the inner side of the right fixing support (4), and the two guide posts (6) are respectively placed in the semicircular grooves of the right fixing support (4); two corresponding semicircular grooves are arranged at corresponding positions on the inner side of the left fixing support (3), and the left fixing support (3) is connected with the right fixing support (4), so that the guide column (6) is clamped in a fixing end formed by the left fixing support (3) and the right fixing support (4);
the left movable support (1) and the right movable support (2) are connected to form a movable end of the whole measuring device; after the left movable support (1) and the right movable support (2) are combined, semicircular grooves on the inner sides of the left movable support and the right movable support form a circular guide hole; a square hole is formed in the top end of the right movable support (2), and the end part of the rack (7) is fixed in the square hole;
two guide posts (6) on the fixed end are sleeved with springs (12) and then inserted into guide holes of the movable end, and the movable end reciprocates along the guide posts (6) under the action force of the springs;
the vertical plate of the L-shaped support (5) is arranged on the side surface of the right movable support (2), the upper measuring head (10) is arranged at the bottom of the transverse plate of the L-shaped support (5), and the lower measuring head (11) is arranged at the bottom of the right fixed support (4); the distance between the upper measuring head (10) and the lower measuring head (11) changes along with the reciprocating motion of the moving end;
the angle sensor (9) is arranged in a hole in the middle of the left fixing support (3), the gear (8) is arranged on an angle sensor shaft, and the gear (8) is meshed with the rack (7); when the rack (7) reciprocates along with the moving end, the gear (8) is driven to rotate, the gear (8) rotates to drive the angle sensor shaft to rotate, and linear motion of gap measurement is converted into a rotating angle required by the angle sensor;
the display part is connected with the angle sensor (9) through a lead and is used for processing and displaying the numerical value measured by the angle sensor.
2. An aircraft digital clearance measuring device according to claim 1, wherein the display part comprises a display screen (15), an upper cover (16), a reset button (17), a power switch (18), a charging module (19) and a lower cover (20); wherein, the upper cover (16) and the lower cover (20) are connected into an electrical box for loading a circuit module and a battery; the display screen (15), the reset button (17) and the power switch (18) are all installed in a clamping groove of the upper cover (16), and the charging module (19) is installed in a clamping groove of the lower cover (20).
3. An aircraft digital gap measuring device according to claim 2, characterized in that the display screen (15) is used for displaying the measurement data, the reset button (17) is a restart button for repeated measurements, the power switch (18) is used for controlling the power supply of the whole device, and the charging module (19) is used for charging the battery in the device.
4. A digital gap measuring device for airplane according to claim 1, 2 or 3, wherein the end of the guiding post (6) passes through the moving end and is connected with the nut (13), thereby preventing the guiding post from being separated from the moving end.
5. An aircraft digital gap measuring device according to claim 1, 2 or 3, characterized in that the right fixed bracket (4), the left movable bracket (1) and the right movable bracket (2) are all of a concave structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222804845.9U CN218496072U (en) | 2022-10-25 | 2022-10-25 | Digital gap measuring device for airplane |
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CN202222804845.9U CN218496072U (en) | 2022-10-25 | 2022-10-25 | Digital gap measuring device for airplane |
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CN218496072U true CN218496072U (en) | 2023-02-17 |
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CN202222804845.9U Active CN218496072U (en) | 2022-10-25 | 2022-10-25 | Digital gap measuring device for airplane |
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2022
- 2022-10-25 CN CN202222804845.9U patent/CN218496072U/en active Active
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