CN117572368B - Radar rotating mechanism testing mechanism and system - Google Patents
Radar rotating mechanism testing mechanism and system Download PDFInfo
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- CN117572368B CN117572368B CN202410056814.0A CN202410056814A CN117572368B CN 117572368 B CN117572368 B CN 117572368B CN 202410056814 A CN202410056814 A CN 202410056814A CN 117572368 B CN117572368 B CN 117572368B
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
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- 238000009434 installation Methods 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract description 11
- 230000008859 change Effects 0.000 description 10
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- 230000005611 electricity Effects 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
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- 238000011900 installation process Methods 0.000 description 1
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- 210000003781 tooth socket Anatomy 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4004—Means for monitoring or calibrating of parts of a radar system
Abstract
The invention discloses a radar rotating mechanism testing mechanism, which comprises an annular seat, a pulley, a transmission part, a mounting seat, a driven part and a driving motor, wherein the bottom surface of the annular seat is supported and positioned through supporting legs, the radar rotating mechanism to be tested is arranged at the central position of the annular seat, a magnet block is fixedly arranged on a rotating shaft of the radar rotating mechanism to be tested, and the pulley is fixedly arranged on the upper surface of the annular seat; according to the invention, the driven piece is driven by the driving rod to perform rotary motion, so that the electromagnet on the driven piece is driven to perform motion, and the stress direction of the rotating shaft is continuously transmitted and changed, so that the influence of external wind power and sea wave influence on the force is simulated, the rotation simulation test of the radar rotating mechanism is performed better, and the accuracy of the simulation test result is better reflected.
Description
Technical Field
The invention relates to the technical field related to radar test equipment, in particular to a radar rotating mechanism test mechanism and a system.
Background
The radar is electronic equipment for detecting targets by utilizing electromagnetic waves, the radar emits electromagnetic waves to irradiate the targets and receives echoes of the targets, so that the distance from the targets to the electromagnetic wave emission points, the range change rate (radial speed), the azimuth, the height and other information are obtained, and in order to meet the requirement of 360-degree dead angle-free detection, the radar needs to use a rotating mechanism to drive a transmitting module and a receiving module to continuously rotate, so that the service life of the rotating mechanism plays a key role in continuous operation of the radar, a device for testing the rotating mechanism of the radar in the prior art is usually arranged in a laboratory, the environment is constant temperature and free of wind, the whole environment is stable, but the application range of the radar is wider, the service environment of many radars is complex and variable, particularly the radars used on ships are increased, and the stress direction of a radar shaft body is also continuously changed in an inclined manner due to the continuous change of the angle of the ship, so that the abrasion of the shaft body on the rotating mechanism of the radar is not well detected in the traditional laboratory environment;
therefore, a testing mechanism of a radar rotating mechanism is needed to solve the problem that the implementation cost is high when the traditional experimental device simulates the stress change of a shaft body on the radar rotating mechanism, and the stress of the radar rotating mechanism can be better simulated.
Disclosure of Invention
The invention aims to provide a radar rotating mechanism testing mechanism and a radar rotating mechanism testing system, which are used for solving the problem that the implementation cost is high when a traditional experimental device is used for simulating the stress change of a shaft body on a radar rotating mechanism in the background technology, and can be used for better simulating the stress of the radar rotating mechanism.
In order to achieve the above purpose, the present invention provides the following technical solutions: a radar rotation mechanism testing mechanism, the radar rotation mechanism testing mechanism comprising:
the radar rotating mechanism to be tested is arranged at the center of the annular seat, a magnet block is fixedly arranged on a rotating shaft of the radar rotating mechanism to be tested, the magnet block is formed by combining a primary magnet and a secondary magnet, and the primary magnet and the secondary magnet are positioned at the upper side end of the rotating shaft through bolts and nuts;
the pulley is fixedly arranged on the upper surface of the annular seat, and a circle of pulley is arranged on the circumference of the pulley;
the transmission piece is arranged right above the annular seat, the transmission piece is in annular arrangement, a pulley groove is formed in the lower surface of the transmission piece, the pulley groove is an annular notch, a pulley body of the pulley is arranged in the pulley groove in a rolling mode, a tooth slot is formed in the outer side wall of the transmission piece, and a driving rod is arranged on the upper surface of the transmission piece;
the mounting seat is arranged on the upper surface of the annular seat, a circle of mounting seat is arranged on the circumference of the mounting seat and the like, and the mounting seat and the pulleys are arranged in a staggered manner;
the driven piece is rotatably arranged on the mounting seat and driven by the transmission piece, the driven piece is formed by combining a primary driven body and a secondary driven body, and an electromagnet is fixedly arranged on the outer side wall of the primary driven body;
the driving motor, fixedly mounted with drive gear on drive motor's the rotor, drive gear's tooth body and the tooth's socket on the driving medium lateral wall mesh mutually and set up.
Preferably, the mounting seat is formed by combining a lower seat body and an upper seat body, the lower seat body is fixedly arranged on the annular seat, the upper seat body is fixed on the lower seat body through a positioning bolt, roller grooves are formed in the inner side walls of the lower seat body and the upper seat body, and rollers are rotationally arranged in the roller grooves.
Preferably, the primary driven body and the secondary driven body are of semicircular structures, limiting grooves are formed in the outer side walls of the primary driven body and the secondary driven body, the limiting grooves are formed corresponding to the rollers, the rollers roll and are arranged in the limiting grooves, driving rod grooves are formed in the inner side walls of the primary driven body and the secondary driven body, the driving rod grooves are spirally arranged, the distance between the adjacent driving rod grooves along the primary driven body and the secondary driven body is identical to the distance between the adjacent driving rods, and the driving rods of the driven member are arranged in the driving rod grooves in a sliding mode when the driven member is actually installed.
Preferably, the circumference such as mount pad is provided with eight, fixed mounting has conducting strip mount pad on the lateral wall of second grade driven body, fixed mounting has one-level conducting strip and second grade conducting strip on the conducting strip mount pad, fixed mounting has conducting strip mount pad on the lower seat body, fixed mounting has one-level conducting strip and second grade conducting strip on the conducting strip mount pad, one-level conducting strip, second grade conducting strip are corresponding the setting with one-level conducting strip, second grade conducting strip respectively, and one-level conducting strip, second grade conducting strip are the arc piece that the radian value is forty five degrees, and when one-level conducting strip, second grade conducting strip rotate to with one-level conducting strip, second grade conducting strip homonymy, its one-level conducting strip contacts the setting with one-level conducting strip, and second grade conducting strip contacts the setting, one-level conducting strip, second grade conducting strip is connected with the positive negative pole and negative pole electricity of electro-magnet respectively through the wire, and one-level conducting strip, second grade conducting strip is connected with the positive pole and negative pole electricity of power respectively, driven piece is when actually installing, its adjacent driven piece sets up to forty five degrees.
Preferably, the primary driven body is provided with a primary mounting hole, the secondary driven body is provided with a secondary mounting hole, the port position of the primary mounting hole is provided with a nut groove, the port position of the secondary mounting hole is provided with a nut groove, the nut groove is of a notch structure with a regular hexagon cross section, a fastening nut is embedded in the nut groove, the nut groove is a cylindrical notch, a fastening bolt is arranged in the nut groove, and the fastening bolt penetrates through the primary mounting hole and the secondary mounting hole and is screwed on the fastening nut.
Preferably, the interface of the primary driven body is integrally formed with a positioning column, the interface of the secondary driven body is provided with a positioning column groove, the positioning column and the positioning column groove are correspondingly arranged, and the positioning column of the primary driven body and the secondary driven body is embedded into the positioning column groove when the primary driven body and the secondary driven body are actually in butt joint.
The radar rotating mechanism testing system is used for controlling the radar rotating mechanism testing mechanism and comprises a PLC control module, a data receiving module and a data processing module, wherein the data receiving module is a sensor arranged on the radar rotating mechanism testing mechanism, the data receiving module is electrically connected with the data processing module, and the driving motor is electrically connected with the PLC control module.
Compared with the prior art, the application has the following beneficial effects:
through setting up the radar slewing mechanism testing mechanism that comprises annular seat, the pulley, the driving medium, the mount pad, follower and driving motor combination, and fixed mounting magnet piece in the pivot of the radar slewing mechanism that awaits measuring, and set up pulley groove on the driving medium, tooth's socket and actuating lever, thereby rotate the motion is done through actuating lever promotion follower, thereby drive the electro-magnet on the follower and move, thereby let the atress direction of pivot constantly send the change, thereby reach the influence that simulation external wind-force and wave influence produced the force, thereby the better rotates the simulation test to radar slewing mechanism, thereby solve traditional experimental apparatus and simulate the atress of the axis body on the slewing mechanism through wind-force simulation radar receiving arrangement's atress, or drive the whole swing of radar through drive arrangement and simulate the swing of ship and lead to the problem that the axis body atress changes in the radar slewing mechanism carries out the cost higher, can carry out better simulation to radar slewing mechanism's atress.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is a schematic view of the position of the mounting base and follower of the present invention;
FIG. 4 is a schematic view of a mounting base according to the present invention;
FIG. 5 is an enlarged schematic view of the structure shown at B in FIG. 4;
FIG. 6 is a schematic view of the follower structure of the present invention;
FIG. 7 is an enlarged schematic view of the structure of FIG. 6 at C;
FIG. 8 is a half cross-sectional view of a follower of the present invention;
FIG. 9 is an enlarged schematic view of the structure shown at D in FIG. 8;
FIG. 10 is an enlarged schematic view of the structure of FIG. 9 at E;
FIG. 11 is a schematic view of a secondary driven body structure according to the present invention;
FIG. 12 is a schematic diagram of a stabilizing structure of the present invention;
FIG. 13 is a schematic diagram of a driving member according to the present invention;
fig. 14 is an enlarged schematic view of the structure at F in fig. 13.
In the figure: the device comprises an annular seat 1, a pulley 2, a transmission part 3, an installation seat 4, a driven part 5, a driving motor 6, a supporting leg 7, a pulley groove 8, a tooth socket 9, a driving rod 10, a lower seat 11, an upper seat 12, a roller 13, a conductive rod installation seat 14, a primary conductive rod 15, a secondary conductive rod 16, a primary driven body 17, a secondary driven body 18, a driving rod groove 19, an electromagnet 20, a conductive sheet installation seat 21, a primary conductive sheet 22, a secondary conductive sheet 23, a secondary installation hole 24, a fastening bolt 25, a fastening nut 26, a rotating shaft 27, a magnet block 28, a positioning column groove 29, a positioning column 30, a clamping seat groove 31, a nut groove 32, a nut groove 33, a stabilizing groove 34, a stabilizing piece 35, a movable seat 36, an elastic support 37, a clamping seat 38, a primary support 39, a secondary support 40, a limiting groove 41 and a transmission gear 42.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to make the objects, technical solutions, and advantages of the present invention more apparent, the embodiments of the present invention will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present invention, are intended to be illustrative only and not limiting of the embodiments of the present invention, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.
Example 1
Referring to fig. 1-14, the present invention provides a technical solution: the utility model provides a radar slewing mechanism testing mechanism, radar slewing mechanism testing mechanism includes annular seat 1, pulley 2, the driving medium 3, mount pad 4, follower 5 and driving motor 6, the bottom surface of annular seat 1 supports the location through supporting leg 7, and the radar slewing mechanism setting that awaits measuring is in the central point department of annular seat 1, and fixed mounting has magnet piece 28 in the pivot 27 of radar slewing mechanism that awaits measuring, magnet piece 28 comprises one-level magnet and second grade magnet combination, and one-level magnet, the second grade magnet passes through the bolt and nut location at the upside end of pivot 27, pulley 2 fixed mounting is in the upper surface of annular seat 1, and circumference such as pulley 2 is provided with the round, the driving medium 3 sets up directly over annular seat 1, and the driving medium 3 is the annular setting, and the lower surface of driving medium 3 has seted up pulley groove 8, pulley groove 8 is the annular notch, and the wheel body of pulley 2 rolls and sets up in pulley groove 8, set up tooth's socket 9 on the lateral wall of driving medium 3, the upper surface of driving medium 3 is provided with actuating lever 10, mount pad 4 installs on annular seat 1 and the upper surface mounting 4 has a round and driven body 5, the driven body is installed with the driven body 5 to be installed to the circumference such as the driven body 5, the driven body is installed to the circumference such as the driven body is installed on the side wall 5, the driven body is installed on the side wall is 20, the side wall is installed on the side of the driven body is installed on the side surface of the driven body is 20, the driven body is installed on the side of the driven body is 20, and is installed on the side of the side is 20 is installed on the side of the driven body is 20, and is provided with the driven body is installed on the side is 20, and is installed on the side is 5.
The mounting seat 4 is formed by combining a lower seat body 11 and an upper seat body 12, the lower seat body 11 is fixedly arranged on the annular seat 1, the upper seat body 12 is fixed on the lower seat body 11 through a positioning bolt, roller grooves are formed in the inner side walls of the lower seat body 11 and the upper seat body 12, and rollers 13 are rotatably arranged in the roller grooves.
The primary driven body 17 and the secondary driven body 18 are of semicircular structures, limiting grooves 41 are formed in the outer side walls of the primary driven body 17 and the secondary driven body 18, the limiting grooves 41 are correspondingly formed with rollers 13, the rollers 13 are arranged in the limiting grooves 41 in a rolling mode, driving rod grooves 19 are formed in the inner side walls of the primary driven body 17 and the secondary driven body 18, the driving rod grooves 19 are spirally formed, the distance between adjacent driving rod grooves 19 in the direction of the intersecting surface of the primary driven body 17 and the secondary driven body 18 is identical with the distance between adjacent driving rods 10, the driving rods 10 of the driven member 5 are slidably arranged in the driving rod grooves 19 in the actual installation process, the driving rods 10 of the driven member 5 are fixedly arranged on a rotating shaft 27 of the radar rotating mechanism to be tested through a testing mechanism composed of an annular seat 1, a pulley 2, a transmission member 3, a mounting seat 4, the driven member 5 and a driving motor 6, the driving rod grooves 8, tooth grooves 9 and the driving rods 10 are fixedly arranged on the transmission member 3, the driving rod grooves 10 are in a spiral mode, the driving rod 10 is used for pushing the driven member 5 to rotate, the driven member 5 is driven to rotate, the direction of the rotating mechanism is driven by the driving rod 5 to be better, and the external force is simulated, the external force is better, the external force is influenced, and the external force is simulated, and the external force is better is influenced, and the external force is better, and the external force is simulated.
Example 2
Eight installation seats 4 are arranged on the same circumference, a conducting strip installation seat 21 is fixedly installed on the outer side wall of a secondary driven body 18, a first-stage conducting strip 22 and a second-stage conducting strip 23 are fixedly installed on the conducting strip installation seat 21, a conducting strip installation seat 14 is fixedly installed on a lower seat 11, a first-stage conducting strip 15 and a second-stage conducting strip 16 are fixedly installed on the conducting strip installation seat 14, the first-stage conducting strip 15 and the second-stage conducting strip 16 are respectively and correspondingly arranged with the first-stage conducting strip 22 and the second-stage conducting strip 23, the first-stage conducting strip 22 and the second-stage conducting strip 23 are arc-shaped strips with the radian value of forty five degrees, and when the first-stage conducting strip 22 and the second-stage conducting strip 23 rotate to the same side as the first-stage conducting strip 15 and the second-stage conducting strip 16, the first-stage conducting strip 15 and the second-stage conducting strip 22 are in contact with the first-stage conducting strip 22, the second-stage conducting strip 16 are in contact with the second-stage conducting strip 23, the first-stage conducting strip 22 and the second-stage conducting strip 23 are respectively connected with the positive electrode and the negative electrode of an electromagnet 20 through wires, and the first-stage conducting strip 15 and the second-stage conducting strip 16 are respectively connected with the positive electrode and the second-stage conducting strip 16 respectively and the electric pole 5 of a power source, and the driven element is actually arranged at the forty-stage driven element 5 and the adjacent angle is set to the driven element 5;
the other technical features and the technical effects of the embodiment are the same as those of the first embodiment, the driven piece 5 is driven by the driving piece 3 to perform self-rotation motion, and the electromagnets 20 on different driven pieces 5 are alternately activated, so that the force application angle of the electromagnets 20 is changed more complicated, the simulation test effect is further improved, the problem that the implementation cost of the traditional experimental device for simulating the shaft body stress change on the radar rotating mechanism is higher is further solved, and the stress of the radar rotating mechanism can be simulated better.
Example 3
The primary driven body 17 is provided with a primary mounting hole, the secondary driven body 18 is provided with a secondary mounting hole 24, the port position of the primary mounting hole is provided with a nut groove 33, the port position of the secondary mounting hole 24 is provided with a nut groove 32, the nut groove 32 is of a notch structure with a regular hexagon cross section, a fastening nut 26 is embedded and mounted in the nut groove 32, the nut groove 33 is a cylindrical notch, a fastening bolt 25 is mounted in the nut groove 33, and the fastening bolt 25 penetrates through the primary mounting hole and the secondary mounting hole 24 and is screwed and mounted on the fastening nut 26.
An alignment post 30 is integrally formed at the interface of the primary driven body 17, an alignment post groove 29 is formed at the interface of the secondary driven body 18, the alignment post 30 is correspondingly arranged with the alignment post groove 29, and the alignment post 30 is embedded into the alignment post groove 29 when the primary driven body 17 and the secondary driven body 18 are actually in butt joint;
the other technical features and the technical effects of the embodiment are the same as those of the embodiment, and the alignment post 30 is embedded into the alignment post groove 29, so that the butt joint strength between the primary driven body 17 and the secondary driven body 18 is effectively ensured, the problem that the implementation cost is high when the traditional experimental device simulates the stress change of the shaft body on the radar rotating mechanism is further solved, and the stress of the radar rotating mechanism can be better simulated.
Example 4
The side wall of the nut groove 33 is provided with a fixing piece groove 34, a fixing piece 35 is movably arranged in the fixing piece groove 34, the fixing piece 35 is formed by combining a movable seat 36, an elastic supporting piece 37 and a clamping seat 38, the lower surface of the nut of the fastening bolt 25 is provided with a clamping seat groove 31, and the circumference of the clamping seat groove 31 is provided with a circle.
The movable seat 36 is a seat body structure with a right trapezoid cross section, the movable seat 36 is movably arranged in the stationary part groove 34, the elastic supporting piece 37 is fixedly connected with the movable seat 36, the clamping seat 38 and the movable seat 36 are integrally formed, when the elastic supporting piece 37 is in a reset state, the clamping seat 38 is embedded into the clamping seat groove 31, the upper bottom edge of the clamping seat 38 is completely retracted into the stationary part groove 34, and when the nut groove 33 is inserted into the outer hexagonal wrench, the movable seat 36 is stressed to be retracted, and at the moment, the clamping seat 38 is separated from the clamping seat groove 31.
The elastic support piece 37 is formed by combining a primary support body 39 and a secondary support body 40, wherein the primary support body 39 is of a regular hexagon frame structure, the secondary support body 40 is of a diamond frame structure, the primary support body 39 and the secondary support body 40 are integrally formed, and the primary support body 39 and the secondary support body 40 are cast by spring steel;
the other technical characteristics and the technical effects of the embodiment are the same as those of the embodiment, and the clamping seat 38 is embedded into the clamping seat groove 31, so that a self-locking effect is formed, the locking stability of the fastening bolt 25 is improved, the connection stability between the primary driven body 17 and the secondary driven body 18 is effectively ensured, the problem that the implementation cost is high when the traditional experimental device simulates the stress change of the shaft body on the radar rotating mechanism is further solved, and the stress of the radar rotating mechanism can be better simulated;
therefore, this scheme has designed a radar slewing mechanism testing mechanism, through actuating lever promotion follower rotary motion, thereby drive the electro-magnet and move on the follower, thereby let the continuous transmission of atress direction of pivot change, thereby reach the influence that simulation external wind-force and wave influence and produce the power, thereby the better rotates simulation test to radar slewing mechanism, thereby solve traditional experimental apparatus and simulate the atress of slewing mechanism upper shaft body through wind-force simulation radar receiving arrangement's atress, or drive the whole swing of radar through drive arrangement and simulate the swing of ship and lead to the problem that the implementation cost is higher of shaft body atress change on the radar slewing mechanism, can carry out better simulation to radar slewing mechanism's atress.
Example 5
The radar rotating mechanism testing system is used for controlling the radar rotating mechanism testing mechanism and comprises a PLC control module, a data receiving module and a data processing module, wherein the data receiving module is a sensor arranged on the radar rotating mechanism testing mechanism, the data receiving module is in electrical signal connection with the data processing module, and the driving motor 6 is in electrical signal connection with the PLC control module;
the other technical features and technical effects of the present embodiment are the same as those of the fourth embodiment.
Example six: as shown in fig. 1 to 14, on the basis of the fifth embodiment, the present embodiment further provides a method for testing a radar rotation mechanism, including:
step one: the radar rotating mechanism is fixed at the center of the equipment in the positioning process;
step two: the fixing process of the magnet block is that the magnet block 28 is fixed on the side wall of the rotating shaft 27 through a positioning bolt;
step three, a step of performing; in the testing process, the driving motor 6 drives the transmission gear 42 to move, so that the transmission part 3 is driven to rotate, the driving rod 10 on the transmission part 3 moves in the driving rod groove 19 on the driven part 5, so that the driven part 5 is driven to perform self-rotation, the electromagnets 20 on different driven parts 5 are alternately powered on, the angles of the electromagnets 20 are constantly changed, and the rotating shaft 27 is stressed through the mutual attraction of the magnet blocks 28 and the electromagnets 20, so that the aim of constantly changing the stress direction of the rotating shaft 27 of the radar rotating mechanism to be tested is fulfilled.
While the foregoing has been described in terms of illustrative embodiments thereof, so that those skilled in the art may appreciate the present application, it is not intended to be limited to the precise embodiments so that others skilled in the art may readily utilize the present application to its various modifications and variations which are within the spirit and scope of the present application as defined and determined by the appended claims.
Claims (10)
1. A radar slewing mechanism testing mechanism is characterized in that: the radar rotating mechanism testing mechanism comprises:
the radar rotating mechanism to be tested is arranged at the central position of the annular seat (1), a magnet block (28) is fixedly arranged on a rotating shaft (27) of the radar rotating mechanism to be tested, the magnet block (28) is formed by combining a primary magnet and a secondary magnet, and the primary magnet and the secondary magnet are positioned at the upper side end of the rotating shaft (27) through bolts and nuts;
the pulley (2) is fixedly arranged on the upper surface of the annular seat (1), and a circle of circumference of the pulley (2) is arranged on the same circumference;
the transmission piece (3), the transmission piece (3) is arranged right above the annular seat (1), the transmission piece (3) is in annular arrangement, the lower surface of the transmission piece (3) is provided with a pulley groove (8), the pulley groove (8) is in an annular notch, the wheel body of the pulley (2) is arranged in the pulley groove (8) in a rolling way, the outer side wall of the transmission piece (3) is provided with a tooth slot (9), and the upper surface of the transmission piece (3) is provided with a driving rod (10);
the mounting seat (4) is arranged on the upper surface of the annular seat (1), a circle of mounting seat (4) and the like are circumferentially arranged, and the mounting seat (4) and the pulley (2) are arranged in a staggered manner;
the driven piece (5), the driven piece (5) is rotatably installed on the installation seat (4), the driven piece (5) is driven by the transmission piece (3), the driven piece (5) is formed by combining a primary driven body (17) and a secondary driven body (18), and an electromagnet (20) is fixedly installed on the outer side wall of the primary driven body (17);
the driving motor (6), fixedly mounted with drive gear (42) on the rotor of driving motor (6), the tooth body of drive gear (42) and tooth's socket (9) on driving medium (3) lateral wall mesh mutually and set up.
2. A radar rotation mechanism testing mechanism according to claim 1, wherein: the mounting seat (4) is formed by combining a lower seat body (11) and an upper seat body (12), the lower seat body (11) is fixedly arranged on the annular seat (1), the upper seat body (12) is fixed on the lower seat body (11) through a positioning bolt, roller grooves are formed in the inner side walls of the lower seat body (11) and the upper seat body (12), and rollers (13) are rotatably arranged in the roller grooves.
3. A radar rotation mechanism testing mechanism according to claim 2, wherein: the utility model discloses a motor vehicle is characterized in that the one-level driven body (17), second grade driven body (18) are semicircle ring structure, and limit groove (41) have all been seted up on the lateral wall of one-level driven body (17), second grade driven body (18), limit groove (41) and roller (13) correspond setting, and roller (13) roll setting in limit groove (41), driving rod groove (19) have all been seted up on the inside wall of one-level driven body (17), second grade driven body (18), driving rod groove (19) are the spiral setting, and adjacent driving rod groove (19) coincide with the distance value between adjacent driving rod (10) along the interval value of one-level driven body (17), second grade driven body (18) crossing surface direction, and driven piece (5) when actual installation, its driving rod (10) slip sets up in driving rod groove (19).
4. A radar rotation mechanism testing mechanism according to claim 3, wherein: the utility model discloses a solar cell module, including installation seat (4) and secondary conductor, be provided with eight on circumference such as mount pad (4), fixed mounting has conducting strip mount pad (21) on the lateral wall of secondary driven body (18), fixed mounting has one-level conducting strip (22) and secondary conducting strip (23) on conducting strip mount pad (21), fixed mounting has conducting rod mount pad (14) on lower side pedestal (11), fixed mounting has one-level conducting rod (15) and secondary conducting rod (16) on conducting rod mount pad (14), one-level conducting rod (15), secondary conducting rod (16) respectively with one-level conducting strip (22), secondary conducting strip (23) corresponding setting.
5. The radar rotation mechanism testing mechanism according to claim 4, wherein: the primary conductive sheet (22) and the secondary conductive sheet (23) are arc-shaped sheets with radian values of forty-five degrees, and when the primary conductive sheet (22) and the secondary conductive sheet (23) rotate to the same side as the primary conductive rod (15) and the secondary conductive rod (16), the primary conductive rod (15) is in contact with the primary conductive sheet (22), and the secondary conductive rod (16) is in contact with the secondary conductive sheet (23).
6. A radar rotation mechanism testing mechanism according to claim 5, wherein: the primary conductive sheet (22) and the secondary conductive sheet (23) are respectively connected with the anode and the cathode of the electromagnet (20) through wires, the primary conductive rod (15) and the secondary conductive rod (16) are respectively electrically connected with the anode and the cathode of a power supply, and when the driven piece (5) is actually installed, the setting deflection angle of the electromagnet (20) on the adjacent driven piece (5) is forty-five degrees.
7. The radar rotation mechanism testing mechanism according to claim 6, wherein: the novel self-locking nut is characterized in that a primary mounting hole is formed in the primary driven body (17), a secondary mounting hole (24) is formed in the secondary driven body (18), a nut groove (33) is formed in the port position of the primary mounting hole, and a nut groove (32) is formed in the port position of the secondary mounting hole (24).
8. The radar rotation mechanism testing mechanism according to claim 7, wherein: the nut groove (32) is of a notch structure with a regular hexagon cross section, the fastening nut (26) is embedded in the nut groove (32), the nut groove (33) is a cylindrical notch, the fastening bolt (25) is installed in the nut groove (33), and the fastening bolt (25) penetrates through the primary installation hole and the secondary installation hole (24) and is installed on the fastening nut (26) in a screwing mode.
9. The radar rotation mechanism testing mechanism according to claim 8, wherein: the utility model discloses a high-precision butt joint device for the automobile comprises a first-stage driven body (17), a second-stage driven body (18), a butt joint post (30) and a butt joint groove (29) are integrally formed in the interface of the first-stage driven body (17), the butt joint post groove (29) is formed in the interface of the second-stage driven body (18), the butt joint post (30) and the butt joint post groove (29) are correspondingly arranged, and the first-stage driven body (17) and the second-stage driven body (18) are in actual butt joint.
10. A radar rotating mechanism testing system, characterized in that: the radar rotating mechanism testing system is used for controlling the radar rotating mechanism testing mechanism according to any one of claims 1-9, and comprises a PLC control module, a data receiving module and a data processing module, wherein the data receiving module is a sensor arranged on the radar rotating mechanism testing mechanism, the data receiving module is electrically connected with the data processing module, and the driving motor (6) is electrically connected with the PLC control module.
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| US5721553A (en) * | 1994-07-11 | 1998-02-24 | Mcdonnell Douglas Corporation | Low RCS test mounts |
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