CN218443925U - Automatic calibration test tool for double-shaft rotating frame inertial measurement unit - Google Patents

Automatic calibration test tool for double-shaft rotating frame inertial measurement unit Download PDF

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Publication number
CN218443925U
CN218443925U CN202222103222.9U CN202222103222U CN218443925U CN 218443925 U CN218443925 U CN 218443925U CN 202222103222 U CN202222103222 U CN 202222103222U CN 218443925 U CN218443925 U CN 218443925U
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product
connector
frame
test tool
bottom plate
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安虹达
孙志焱
王丽丽
高丹丹
闫雪涛
赵伟
隋一哲
王子豪
韩职蔚
黄振
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Beijing Aerospace Era Laser Navigation Technology Co ltd
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Beijing Aerospace Era Laser Navigation Technology Co ltd
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Abstract

The utility model relates to a biax rotating frame is used to automatic test fixture that marks of group, include: the test fixture comprises a test fixture mounting frame, a switching connector, a switching cable, a power supply connector and a signal connector; the test tool mounting frame comprises an H-shaped frame and a bottom plate; the H-shaped frame and the bottom plate are welded into an integral structure, a product mounting hole is formed in the H-shaped frame, four product mounting threaded holes are formed in the same circumference with the circle center of the product mounting hole as the origin, the threaded holes are through holes, steel wire thread sleeves are embedded in the threaded holes, the product is mounted in the product mounting hole in a vertical state, and meanwhile, the product is connected with the four mounting threaded holes through four mounting lugs of a product flange to complete product fastening; the switching connector is arranged on a circular fabrication hole arranged on the H-shaped frame; one end of the adapter cable is connected with the adapter connector, and the other end of the adapter cable is divided into two beams which are respectively connected with the power supply connector and the signal connector. The test tool realizes automation and unmanned operation of the inertial measurement unit calibration test operation.

Description

Automatic calibration test tool for double-shaft rotating frame inertial measurement unit
Technical Field
The utility model relates to a biax rotating frame is used to automatic calibration test fixture of group is applied to biax rotating frame and is used to group and criticize production.
Background
The double-shaft rotating frame inertial measurement unit is a strapdown inertial measurement unit with self-calibration, self-aiming and self-detection functions and mainly comprises a double-shaft rotating locking structure, an inertia sensitive assembly and a functional circuit, wherein the double-shaft rotating locking mechanism is used for realizing the self-calibration, self-aiming transposition and locking of the inertial measurement unit.
When the existing double-shaft rotating frame inertial measurement unit is subjected to stable measurement and self-calibration, the inertial measurement unit is taken out of a goods shelf manually, is installed in a calibration support according to a preset posture, is placed on a calibration marble flat plate, is subjected to power supply and signal cable connection manually, and starts to perform calibration test.
SUMMERY OF THE UTILITY MODEL
The technical solution problem of the utility model is that: the defects of the prior art are overcome, the automatic calibration test tool of the biaxial rotation frame inertial measurement unit can be combined with an unmanned test transportation system, product calibration test transportation and test attitude control are realized through the tool, and power supply and signal switching with an automatic test system are realized simultaneously.
The technical solution of the utility model is that:
the utility model provides a biax revolving frame is used to automatic calibration test fixture of group, includes: the test fixture comprises a test fixture mounting frame, a switching connector, a switching cable, a power supply connector and a signal connector; the test tool mounting frame comprises an H-shaped frame and a bottom plate;
the H-shaped frame and the bottom plate are welded into an integral structure, a product mounting hole is formed in the H-shaped frame, four product mounting threaded holes are formed in the same circumference with the circle center of the product mounting hole as the origin, the threaded holes are through holes, steel wire thread sleeves are embedded in the threaded holes, the product is mounted in the product mounting hole in a vertical state, and meanwhile the product is connected with the four mounting threaded holes through four mounting lugs of a product flange to complete product fastening;
the switching connector is arranged on a circular fabrication hole arranged on the H-shaped frame; one end of the switching cable is connected with the switching connector, and the other end of the switching cable is divided into two beams which are respectively connected with the power supply connector and the signal connector.
Furthermore, the H-shaped frame is formed by welding two integrally-formed rectangular plates and the transition beam, the bottom plate is an integrally-formed flat plate, the adapter connector is installed in the circular process hole of the H-shaped frame through the transition plate, and the adapter cable penetrates out of the circular process hole in the H-shaped frame to the product installation surface.
Further, the material of test fixture installation frame uses aluminum alloy 2A12, and whole weight is not more than 25KG.
Further, be provided with 4 rectangle AGVs on the bottom plate and transport spacing holes, every spacing hole length 70mm, wide 40mm, the chamfer is handled in the bottom plate four corners, and the AGV transports spacing hole long limit and is on a parallel with the frock bottom plate minor face, spacing hole long limit interval 100mm, spacing hole minor face interval 86mm.
Furthermore, the adapter connector adopts a Y50X-2431ZK aviation socket.
Further, the transition plate is made of aluminum.
Furthermore, the frequency marking point and the bus point of the transfer cable adopt twisted pair shielding wires, and the shielding layers are connected with the shells of the two end connectors of the cable.
Furthermore, the verticality between the bottom of the H-shaped frame and the bottom plate is +/-0.2 mm, and the planeness of the bottom plate is +/-0.1 mm.
Further, the dimensions of the H-shaped structure are 400X 425X 161mm, and the thickness of the bottom plate is 25mm.
Furthermore, the diameter of the product mounting hole is 270mm, and the radius of the circumference where the mounting threaded hole is located is 290mm.
Compared with the prior art, the utility model beneficial effect be:
(1) The utility model discloses realize that biax rotating frame is used to the demarcation test operation automation, the unmanned of group, avoid manual operation man-hour.
(2) The utility model discloses realize demarcating support and product power supply and signal transmission path integration, pass through the vision mode with the steady multiaxis arm of survey system of intelligence and realize that the electrical connection operation is automatic.
Drawings
FIG. 1 is a schematic view of an automatic calibration test fixture;
FIG. 2 is a schematic view of a test fixture mounting frame;
fig. 3 is a schematic view of the dimensions of a test fixture mounting frame.
Detailed Description
The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the utility model provides a biax revolving frame is used to automatic calibration test fixture of group, include: the test tool comprises a test tool mounting frame, a switching connector 3, a switching cable 4, a power supply connector 5 and a signal connector 6; the test tool mounting frame comprises an H-shaped frame 1 and a bottom plate 2;
the H-shaped frame 1 and the bottom plate 2 are welded into an integral structure, a product mounting hole is formed in the H-shaped frame 1, four product mounting threaded holes are formed in the same circumference with the circle center of the product mounting hole as the origin, the threaded holes are through holes, a steel wire thread sleeve is embedded in the threaded holes, a product is mounted in the product mounting hole in a vertical state, and meanwhile, the product is connected with the four mounting threaded holes through four mounting lugs of a product flange to complete product fastening;
the adapter connector 3 is arranged on a circular fabrication hole arranged on the H-shaped frame 1; one end of the adapter cable 4 is connected with the adapter connector 3, and the other end is divided into two bundles which are respectively connected with the power supply connector 5 and the signal connector 6.
As shown in fig. 2, the H-shaped frame 1 is formed by welding two rectangular plates and a transition beam, the bottom plate 2 is a flat plate formed integrally, the adaptor connector 3 is mounted in a circular fabrication hole of the H-shaped frame 1 through a transition plate, and the adaptor cable 4 penetrates out of the circular fabrication hole of the H-shaped frame 1 to a product mounting surface.
Example (b):
(1) Test fixture installation frame
As shown in figure 3, the installation frame of the test tool is composed of an H-shaped frame and a bottom plate, the H-shaped structure is 400 multiplied by 425 multiplied by 161mm, the thickness of the bottom plate is 25mm, the H-shaped structure and the bottom plate are combined in a welding mode, the planeness is +/-0.1 mm, the verticality is +/-0.2 mm, the H-shaped frame is provided with a product installation hole, the diameter of the installation hole is 270mm, the circle center of the installation hole is the original point, the radius is 290mm, 4 product installation threaded holes are formed in the radius, M8 standard inner hexagon screws are adopted, the threaded holes are through holes, steel wire thread sleeves are embedded, the product is installed in the installation hole in a vertical state and used for simulating the actual use posture, and the product is connected with the installation threaded holes of the test tool through four installation lugs of a product flange, and the fastening of the product is completed.
Be provided with 4 rectangle AGVs on bottom plate 2 and transport spacing holes, every spacing hole length 70mm, wide 40mm, the chamfer is done in 2 four corners of bottom plate and is handled, and the AGV transports the long limit of spacing hole and is on a parallel with the frock bottom plate minor face, spacing long limit interval 100mm in spacing hole, spacing hole minor face interval 86mm.
The material of test fixture installation frame uses aluminum alloy 2A12, and whole weight is not more than 25KG.
(2) Adaptor connector
The test fixture electrical switching connector is arranged in a circular fabrication hole in an H-shaped structure of the installation frame, the fabrication hole is provided with a Y50X-2431ZK type aviation socket, and the connector is fastened through an aluminum transition plate.
(3) Adapter cable
The length of the transfer cable is 500mm, the power supply conducting wire adopts an AF0.2 conducting wire, the signal conducting wire adopts an AF0.15 conducting wire, the key signal adopts a twisted pair shielding wire, the metal shell of the cable connector is connected with a connecting shell point, and the outer layer of the cable is coated by four sets of golden wheels.
(4) Power supply connector
Electric connector adopting model J30JA1-21TJS
(5) Signal connector
Electric connector adopting model RD4Q-02-TK
The utility model discloses an aluminum alloy material uses H and L type structural grouping (H frame and bottom plate combination to get up and form L shape structure), processes out the product installation, transports spacing excessive hole, realizes the power supply and the signal switching of product through adapter connector and switching cable simultaneously, and the automatic test system arm of being convenient for is connected with it and is disconnected, has protected the product connector simultaneously, prevents the damage that automatic plug leads to.
Use the utility model discloses a test procedure as follows:
1. installing a product on an installation surface of an automatic calibration tool product;
2. connecting a power supply and signal connector of the automatic calibration test tool;
3. the intelligent stability test system AVG trolley and the goods shelf robot realize the transportation of the product-automatic calibration test tool assembly;
4. the automatic test system is connected with the automatic calibration test tool adaptor connector through the multi-axis mechanical arm, so that power supply and signal transmission are realized;
5. and after the test is finished, the multi-axis mechanical arm is separated from the automatic calibration test tool connector, so that the test is finished.
The non-detailed description of the present invention is within the common general knowledge of those skilled in the art.

Claims (10)

1. The utility model provides a biax revolving frame is used to automatic calibration test fixture of group which characterized in that includes: the test tool comprises a test tool mounting frame, a switching connector (3), a switching cable (4), a power supply connector (5) and a signal connector (6); the test tool mounting frame comprises an H-shaped frame (1) and a bottom plate (2);
the H-shaped frame (1) and the bottom plate (2) are welded into an integral structure, a product mounting hole is formed in the H-shaped frame (1), four product mounting threaded holes are formed in the same circumference with the circle center of the product mounting hole as the origin, the threaded holes are through holes, a steel wire thread sleeve is embedded in the threaded holes, the product is mounted in the product mounting hole in a vertical state, and meanwhile, the product is connected with the four mounting threaded holes through four mounting lugs of a product flange to complete product fastening;
the adapter connector (3) is arranged on a circular fabrication hole arranged on the H-shaped frame (1); one end of the transfer cable (4) is connected with the transfer connector (3), and the other end of the transfer cable is divided into two beams which are respectively connected with the power supply connector (5) and the signal connector (6).
2. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the H-shaped frame (1) is formed by welding two integrally-formed rectangular plates and a transition beam, the bottom plate (2) is an integrally-formed flat plate, the adapter connector (3) is installed in a circular process hole of the H-shaped frame (1) through a transition plate, and the adapter cable (4) penetrates out of the circular process hole in the H-shaped frame (1) to a product installation surface.
3. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the material of test fixture installation frame uses aluminum alloy 2A12, and whole weight is not more than 25KG.
4. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: be provided with 4 rectangles AGV on bottom plate (2) and transport spacing holes, every spacing hole length 70mm, wide 40mm, chamfering processing is done in bottom plate (2) four corners, and the AGV transports spacing hole long limit and is on a parallel with the frock bottom plate minor face, spacing hole long limit interval 100mm, spacing hole minor face interval 86mm.
5. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the adapter connector (3) adopts a Y50X-2431ZK aviation socket.
6. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 2, characterized in that: the transition plate is made of aluminum.
7. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the frequency scale point and the bus point of the transfer cable (4) adopt twisted-pair shielding conductors, and the shielding layers are connected with the shells of the two end connectors of the cable.
8. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the verticality between the bottom of the H-shaped frame (1) and the bottom plate (2) is +/-0.2 mm, and the planeness of the bottom plate (2) is +/-0.1 mm.
9. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the dimensions of the H-shaped structure are 400X 425X 161mm, and the thickness of the bottom plate is 25mm.
10. The automatic calibration test tool for the biaxial rotation frame inertial measurement unit according to claim 1, characterized in that: the diameter of the product mounting hole is 270mm, and the radius of the circumference where the mounting threaded hole is located is 290mm.
CN202222103222.9U 2022-08-09 2022-08-09 Automatic calibration test tool for double-shaft rotating frame inertial measurement unit Active CN218443925U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222103222.9U CN218443925U (en) 2022-08-09 2022-08-09 Automatic calibration test tool for double-shaft rotating frame inertial measurement unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222103222.9U CN218443925U (en) 2022-08-09 2022-08-09 Automatic calibration test tool for double-shaft rotating frame inertial measurement unit

Publications (1)

Publication Number Publication Date
CN218443925U true CN218443925U (en) 2023-02-03

Family

ID=85092877

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222103222.9U Active CN218443925U (en) 2022-08-09 2022-08-09 Automatic calibration test tool for double-shaft rotating frame inertial measurement unit

Country Status (1)

Country Link
CN (1) CN218443925U (en)

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