High-voltage electrified multi-station automatic detection mechanism

Abstract

The utility model discloses a high-voltage live multi-station automatic detection mechanism, and the mechanism comprises a test disc which is used for placing a test product; the loading and unloading assembly is used for conveying the test disc and changing the station of the test disc; the multi-station test board is used for placing the test disc and detecting the test disc; and the mechanical arm assembly is used for carrying the test disc between the loading and unloading assembly and the multi-station test bench. The test disc comprises a plate body and a hoop arranged on the plate body, and the plate body is provided with a detection point and a detection circuit. The feeding and discharging assembly comprises a feeding conveying belt, a discharging conveying belt and a defective product conveying belt. A disc body conveying mechanism is arranged between the feeding conveying belt and the discharging conveying belt and used for carrying the testing discs on the discharging conveying belt to the feeding conveying belt. The problems of low automation degree, high manual labor intensity and low safety of existing high-voltage element detection are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic detection, in particular to a high-voltage live multi-station automatic detection mechanism. Background Art

[0002] Currently, the main detection method for high-voltage electrical components is manual detection, and the detection quality is greatly affected by workers; workers have high labor intensity and are easily fatigued, which may lead to misoperation and safety accidents; workers' long-term high-voltage live operation causes occupational hazards to human health; due to the long discharge distance of high-voltage electricity, conventional automation equipment is mainly composed of conductive materials such as metal frames, metal electromechanical, electrical signal sensors, etc., which will cause high-voltage discharge interference and damage to equipment, and it is also easy to electric shock operators and cause safety accidents. Utility Model Content

[0003] The utility model aims to provide a high-voltage live multi-station automated detection mechanism to solve the problems of low automation, high manual labor intensity and low safety of existing high-voltage electrical component detection.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-voltage live multi-station automatic detection mechanism, comprising:

[0005] The test tray is used to place the test product; the test tray can clamp different types of high-voltage electrical components for testing. The bottom surface of the test tray has positioning holes that cooperate with the conveyor belt positioning pins of the loading and unloading components, the side positioning holes cooperate with the robot grippers for positioning, and the positioning holes at both ends cooperate with the movable pins of the multi-station test bench. The upper part is provided with AC high-voltage contacts that are connected to the AC high-voltage contacts of the multi-station test bench, and the DC high-voltage contacts in the middle are connected to the high-voltage DC contacts on the outside of the multi-station test bench.

[0006] Loading and unloading components, used to transport the test plate and change the working position of the test plate;

[0007] A multi-station test bench is used to place and test the test discs;

[0008] The robotic arm assembly is used to transport the test plate between the loading and unloading assembly and the multi-station test bench, and adopts a six-axis robot.

[0009] As a further improvement of the above technical solution:

[0010] The test plate comprises a plate body and a clamp arranged on the plate body, and the plate body is provided with detection points and detection circuits.

[0011] The loading and unloading components include a loading conveyor belt, a unloading conveyor belt and a defective product conveyor belt.

[0012] A disc transport mechanism is provided between the loading conveyor belt and the unloading conveyor belt, and is used for transporting the test disc on the unloading conveyor belt to the loading conveyor belt.

[0013] The multi-station test bench includes a gantry and a detection disk arranged below the gantry. A first power supply module is arranged at one end of the detection disk, and a second power supply module is arranged at the other end. The first power supply module includes a high-voltage generator, a high-voltage wire, a fixed contact and a movable contact arranged on the gantry. The high-voltage wire is connected to the movable contact, and the fixed contact is connected to the detection disk. The circuit conduction is controlled by adjusting the position of the movable contact. The second power supply module includes a DC detection cylinder, and the DC power-on detection is realized by the DC detection cylinder contacting the detection point on the test disk. The high-voltage insulated cable of the first power supply module is overhead connected to the insulating slide rail power supply contact above the multi-station test bench. The insulating slide rail slides back and forth, so that the insulating slide rail movable contact contacts the fixed contacts of the multi-station test bench on both sides to realize alternating power supply. The upper materials of the multi-station test bench are all insulating materials except the high-voltage insulating power supply wire, which realizes the insulation of the high-voltage area and the live multi-station detection.

[0014] The test plate comprises a base frame, a plate rotatably arranged on the base frame and a rotary drive mechanism connected to the plate. The plate comprises an upper plate and a lower plate. A placement position is arranged on the lower plate and the placement position is used to install the test plate.

[0015] The upper plate is provided with a locking pin, the locking pin is provided with a locking cylinder, and the locking cylinder is installed on the gantry.

[0016] The detection disk is provided with a conducting disk, which is slidably arranged on the upper disk, and is connected to a fixed contact through a wire. A conducting cylinder is arranged above the conducting disk, and a plurality of conducting contacts are arranged below the conducting disk. The conducting disk is driven downward by the conducting cylinder so that the conducting contacts are in contact with the test disk.

[0017] The number of the detection disks is 2 and they are arranged symmetrically. The actuator, motion control and signal acquisition of the utility model are all pneumatic, realizing the insulation and live automatic detection in the high voltage area.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The utility model discloses a high-voltage live multi-station automatic detection mechanism. The loading and unloading components cooperate with the positioning holes on the bottom of the test disk through the conveyor belt positioning pins to convey the loading position test disk to the robot picking position. The mechanical gripper of the robot component cooperates with the positioning holes on the side of the test disk. After the test disk is placed in the station, a locking pin is provided on the upper part of the multi-station test table, and the locking pin is pushed downward by the locking cylinder to cooperate with the positioning holes at both ends of the test disk. An AC high-voltage movable contact is provided on the upper part of the multi-station test table, and the AC high-voltage movable contact of the multi-station test table is pushed downward by the cylinder to cooperate with the AC high-voltage fixed contact on the upper part of the test disk. A DC high-voltage contact is provided on the outer side of the multi-station test table, and the DC high-voltage contact is pushed out by the cylinder to cooperate with the DC high-voltage contact in the middle of the test disk. After the multi-station loading, the high-voltage power supply component performs a power supply test. The mechanical arm component grabs the test disk from the station of the multi-station test table and puts it into the loading and unloading component, which is conveyed to the unloading position by the conveyor belt. The problem of low automation, high labor intensity and low safety of existing high-voltage electrical component detection is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is one of the overall structural diagrams of the utility model;

[0021] Figure 2 This is the second schematic diagram of the overall structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the loading and unloading components of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the multi-station test bench of the utility model;

[0024] Figure 5 This is one of the schematic diagrams of the structure of the detection disk of the utility model;

[0025] Figure 6 This is the second schematic diagram of the structure of the detection disk of the utility model.

[0026] Figure numerals: 1. test disk; 11. plate; 12. clamp; 2. loading and unloading assembly; 21. loading conveyor belt; 22. unloading conveyor belt; 23. defective product conveyor belt; 24. disk transport mechanism; 3. multi-station test bench; 31. gantry; 32. inspection disk; 321. base frame; 322. disk; 3221. upper disk; 3222. lower disk; 323. rotary drive mechanism; 324. locking pin; 325. locking cylinder; 326. conduction disk; 327. conduction cylinder; 328. conduction contact; 33. first power supply module; 330. high-voltage wire; 331. high-voltage generator; 332. fixed contact; 333. moving contact; 34. second power supply module; 4. robotic arm assembly. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0028] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate directions or positions, and the relationship is based on the directions or positional relationships shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0029] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] like Figures 1 to 6 As shown, the high-voltage live multi-station automated detection mechanism of this embodiment includes:

[0032] The test tray 1 is used to place the test product; the test tray 1 includes a plate body 11 and a clamp 12 arranged on the plate body 11, and a detection point and a detection circuit are arranged on the plate body 11. The insulator of the product to be tested is fixed on the plate body 11 through the clamp 12, the detection circuit is connected to the insulator and the detection point, and the detection point is energized to realize the detection.

[0033] The loading and unloading assembly 2 is used to convey the test disc 1 and change the working position of the test disc 1; the loading and unloading assembly 2 includes a loading conveyor belt 21, a unloading conveyor belt 22 and a defective product conveyor belt 23. One side of the conveyor belt is a loading and unloading working position, and the operator stands at the working position to install the insulator on the plate body 11 or remove the insulator from the plate body 11.

[0034] A tray transport mechanism 24 is provided between the loading conveyor belt 21 and the unloading conveyor belt 22, and is used to transport the test tray 1 on the unloading conveyor belt 22 to the loading conveyor belt 21. The tray transport mechanism 24 includes a lifting drive, a lateral movement drive, and a clamping drive, which can realize the transport of the empty plate 11 and reduce the labor intensity.

[0035] The multi-station test bench 3 is used to place the test disc 1 and test the test disc 1; the multi-station test bench 3 includes a gantry 31 and a test disc 32 arranged below the gantry 31, and the number of the test discs 32 is 2 groups, and they are arranged symmetrically. A first power supply module 33 is arranged at one end of the test disc 32, and a second power supply module 34 is arranged at the other end. The first power supply module 33 includes a high-voltage generator 331, a high-voltage wire 330, a fixed contact 332 and a moving contact 333 arranged on the gantry 31, the high-voltage wire 330 is connected to the moving contact 333, and the fixed contact 332 is connected to the test disc 32. The circuit is turned on by adjusting the position of the moving contact 333, thereby realizing high-voltage detection. The second power supply module 34 includes a DC detection cylinder, which realizes DC power-on detection by contacting the DC detection cylinder with the detection point on the test disc 1, thereby realizing DC detection.

[0036] The test disc 32 includes a base frame 321, a disc 322 rotatably disposed on the base frame 321, and a rotating drive mechanism 323 connected to the disc 322. The disc 322 includes an upper disc 3221 and a lower disc 3222. The lower disc 3222 is provided with a placement position for installing the test disc 1.

[0037] A locking pin 324 is provided on the upper plate 3221 , a locking cylinder 325 is provided on the locking pin 324 , and the locking cylinder 325 is installed on the gantry 31 .

[0038] A conducting disk 326 is provided on the detection disk 32, and the conducting disk 326 is slidably set on the upper disk 3221. The conducting disk 326 is connected to the fixed contact 332 through a wire. A conducting cylinder 327 is provided above the conducting disk 326, and a plurality of conducting contacts 328 are provided below the conducting disk 326. The conducting cylinder 327 drives the conducting disk 326 downward so that the conducting contacts 328 contact with the test disk 1.

[0039] The robot arm assembly 4 is used to carry the test disc 1 between the loading and unloading assembly 2 and the multi-station test table 3 , and the robot arm assembly 4 is used to load and unload the test disc 1 .

[0040] The working principle of this utility model:

[0041] When in use, the staff installs the insulator on the plate body 11 through the clamp 12, and then places the plate body 11 on the feeding conveyor belt 21. As the feeding conveyor belt 21 runs and reaches the specified position, the mechanical arm assembly 4 grabs the test disc 1 and places the test disc 1 on the placement position of the lower disc 3222. At this time, the locking cylinder 325 drives the locking pin 324 downward to fix the test disc 1. The rotary drive mechanism 323 drives the disc 322 to rotate, and the mechanical arm assembly 4 installs the next test disc 1. The test disc 1 enters the DC detection station as it rotates. At this time, the second power supply The DC conduction cylinder of module 34 drives the power supply to access the detection point, performs DC detection, and records the detection structure of the current serial number. After the detection is completed, the power supply is stopped, and the DC conduction cylinder returns to its position. It continues to detect as it rotates until the DC detection of all test disks 1 is completed. At this time, high-voltage AC detection is performed. The conduction cylinder 327 drives the conduction disk 326 downward so that the conduction contact 328 contacts the detection point, and then the contact drive cylinder drives the moving contact 333 to contact the fixed contact 332, starts the high-voltage generator 331, outputs high voltage, and performs high-voltage AC detection. The current serial number detection result is uploaded. When the DC and high-voltage AC detection results are both qualified, the qualified test disk 1 is transported to the unloading conveyor belt 22 for unloading through the mechanical arm assembly 4, and the unqualified test disk 1 is transported to the defective product conveyor belt 23 for unloading. In order to avoid waiting time, two test disks 32 are used for detection, which further improves the detection efficiency. Before unloading, the locking pin 324 is driven upward by the locking cylinder 325 to release the restriction of the locking pin 324 on the test disc 1.

[0042] The above is only an embodiment of the utility model, and the common sense such as the known specific structure and characteristics in the scheme is not described too much here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A high voltage live multi-station automated detection mechanism, characterized in that: include: A test tray (1), used for placing a test product; A loading and unloading assembly (2) for conveying the test plate (1) and changing the working position of the test plate (1); A multi-station test bench (3) for placing a test disc (1) and testing the test disc (1); A mechanical arm assembly (4) for transporting the test plate (1) between the loading and unloading assembly (2) and the multi-station test bench (3); The multi-station test bench (3) comprises a test plate (32), one end of the test plate (32) being provided with a first power supply module (33) for realizing high voltage detection, and the other end being provided with a second power supply module (34), the second power supply module (34) comprising a DC detection cylinder, and DC power-on detection being realized by the DC detection cylinder contacting a detection point on the test plate (1).

2. The high-voltage live multi-station automated detection mechanism according to claim 1 is characterized in that: The test disc (1) comprises a plate body (11) and a clamp (12) arranged on the plate body (11); the plate body (11) is provided with detection points and detection circuits.

3. The high voltage live multi-station automatic detection mechanism according to claim 2 is characterized in that: The loading and unloading assembly (2) comprises a loading conveyor belt (21), a unloading conveyor belt (22) and a defective product conveyor belt (23).

4. The high-voltage live multi-station automated detection mechanism according to claim 3 is characterized in that: A disc transport mechanism (24) is provided between the loading conveyor belt (21) and the unloading conveyor belt (22) and is used to transport the test disc (1) on the unloading conveyor belt (22) to the loading conveyor belt (21).

5. The high-voltage live multi-station automated detection mechanism according to claim 1 is characterized in that: The multi-station test bench (3) comprises a gantry (31), a detection disk (32) is arranged below the gantry (31), the first power supply module (33) comprises a high-voltage generator (331), a high-voltage wire (330), a fixed contact (332) and a movable contact (333) arranged on the gantry (31), the high-voltage wire (330) is connected to the movable contact (333), the fixed contact (332) is connected to the detection disk (32), and the circuit is turned on by adjusting the position of the movable contact (333).

6. The high voltage live multi-station automated detection mechanism according to claim 1 is characterized in that: The test disc (32) comprises a base frame (321), a disc tool (322) rotatably arranged on the base frame (321), and a rotary drive mechanism (323) connected to the disc tool (322); the disc tool (322) comprises an upper disc (3221) and a lower disc (3222); a placement position is provided on the lower disc (3222); the placement position is used to install the test disc (1).

7. The high voltage live multi-station automatic detection mechanism according to claim 6 is characterized in that: The upper plate (3221) is provided with a locking pin (324), the locking pin (324) is provided with a locking cylinder (325), and the locking cylinder (325) is mounted on the gantry (31).

8. The high voltage live multi-station automated detection mechanism according to claim 7 is characterized in that: The test disk (32) is provided with a conduction disk (326), the conduction disk (326) being slidably disposed on the upper disk (3221), the conduction disk (326) being connected to a fixed contact (332) via a wire, a conduction cylinder (327) being disposed above the conduction disk (326), and a plurality of conduction contacts (328) being disposed below the conduction disk (326), the conduction disk (326) being driven downward by the conduction cylinder (327) so that the conduction contacts (328) are in contact with the test disk (1).

9. The high voltage live multi-station automated detection mechanism according to claim 7 is characterized in that: The number of the detection disks (32) is 2 groups, and they are arranged symmetrically.

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