Automatic test tool for coal mine power supply

Abstract

The invention relates to the technical field of tools, in particular to a coal mine power supply automatic test tool which comprises a cabinet, and an input unit, a control unit and an acquisition unit are arranged in the cabinet. The product workbench is used for placing a product; the interface module is used for connecting the input module and a product; the control unit comprises a data IO collection card; the acquisition unit comprises an oscilloscope, a universal meter and a power meter. According to the automatic test tool for the coal mine power supply, the inspection steps of the coal mine power supply products are various, but the method is fixed, automatic inspection is achieved through the automatic test tool, and the detection efficiency can be greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of tooling, and in particular to an automatic power supply testing tooling for coal mines. Background Art

[0002] Power supply products for coal mines are the most basic mining products. In the performance inspection of such products, equipment such as sliding rheostats and DC ammeters are required. At present, the center has a limited number of sliding rheostats and DC ammeters, and most of them are damaged to varying degrees due to long-term use, which seriously affects the inspection cycle and causes a lot of inconvenience to inspectors and customers. Summary of the invention

[0003] The technical problem to be solved by the present invention is: in order to solve the technical problems in the prior art, the present invention provides an automatic testing tool for coal mine power supplies, which frees test personnel from cumbersome test procedures and recording processes on the basis of meeting the requirements of industry standards, and can also better standardize and unify the inspection work of this center on coal mine power supply products.

[0004] The technical solution adopted by the present invention to solve its technical problems is: an automatic power supply testing tool for coal mines, comprising a cabinet, in which an input unit, a control unit and a collection unit are arranged; a product workbench for placing products; an interface module, wherein the interface module is used to connect the input module with the product; the control unit comprises a data IO collection card; the collection unit comprises an oscilloscope, a multimeter and a power meter.

[0005] The automatic testing tool for power supply for coal mines of the present invention has many inspection steps for power supply products for coal mines, but the method is fixed. Automatic inspection can be realized by the automatic testing tool, which can greatly improve the inspection efficiency.

[0006] Furthermore, during the inspection process, the inspection parameters and inspection methods are set through the computer.

[0007] Furthermore, the test tool automatically performs inspection according to the input method and parameters and records the inspection data.

[0008] Furthermore, the test tooling has a reserved Ethernet interface to facilitate subsequent data interaction and system upgrades.

[0009] Furthermore, the product workbench is provided with a product clamping assembly and an automatic wiring device, wherein the product clamping assembly is used to clamp the product, and the automatic wiring device is used to insert the wiring head of the interface module onto the product.

[0010] Furthermore, the product clamping assembly includes a limit frame, a first telescopic cylinder and a clamping plate. The limit frame and the first telescopic cylinder are both fixedly connected to the surface of the product workbench. A limit area for accommodating the product is provided in the limit frame. The movable end of the first telescopic cylinder is fixedly connected to the clamping plate.

[0011] Furthermore, the automatic wiring device includes a bracket, a fixed disk, a rotating component, a second telescopic cylinder and a wire seat, the bracket is fixedly connected to the product workbench, the fixed disk is fixedly connected to the bracket, the rotating component is installed on the fixed disk, the output end of the rotating component is connected to the second telescopic cylinder, and the movable end of the second telescopic cylinder is connected to the wire seat.

[0012] Furthermore, the rotating assembly includes a stepper motor, a fixed ring, a gear and a ring gear, the stepper motor is fixedly connected to the fixed disk, the output end of the stepper motor passes through the fixed disk and is coaxially fixedly connected to the gear, the fixed ring is fixedly connected to the fixed disk, the ring gear is rotatably connected to the fixed ring, and the ring gear is meshed with the gear.

[0013] Furthermore, the wire seat is provided with a wire hole for the wire head to pass through, and the wire seat is provided with a limiting component for limiting the position of the wire head.

[0014] Furthermore, the limiting assembly includes a card block, a pull rod and a compression spring. A card slot is opened on the side wall of the wire hole. The card block slides in the card slot. The compression spring is arranged between the card block and the card slot. The compression spring applies pressure to the card block to move the card block toward the wire hole. The pull rod is suitable for one end of the card block away from the wire hole, and the end of the pull rod away from the card block passes through the wire seat.

[0015] The beneficial effects of the present invention are:

[0016] 1. There are many inspection steps for power supply products for coal mines, but the methods are fixed. Automatic inspection through automatic testing tooling can greatly improve the inspection efficiency;

[0017] 2. Clamp the product with the product clamping assembly, and insert the wiring head of the interface module into the product through the automatic wiring device to improve the detection efficiency;

[0018] 3. By setting the rotating assembly, the second telescopic cylinder and the wire seat, the wire seat can be rotated around the product, so as to insert the wire head into different positions of the product to adapt to different products. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0020] Figure 1 It is a schematic diagram of the overall structure of the automatic testing tooling for coal mine power supply in the present invention.

[0021] Figure 2 It is a schematic diagram of a cabinet and a wiring module in the present invention.

[0022] Figure 3 It is a schematic diagram of an automatic wiring device in the present invention.

[0023] Figure 4 It is a schematic diagram of a wire holder in the present invention.

[0024] In the figure: 1. product workbench; 2. product clamping assembly; 21. limit frame; 22. first telescopic cylinder; 23. clamping plate; 3. automatic wiring device; 31. bracket; 32. fixed disk; 33. rotating assembly; 331. stepping motor; 332. fixing ring; 333. gear; 334. gear ring; 34. second telescopic cylinder; 35. wire seat; 351. wire hole; 352. slot; 36. limit assembly; 361. block; 362. pull rod; 363. compression spring. DETAILED DESCRIPTION

[0025] The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it 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 indirectly connected through an intermediate medium, or it can be a connection between the two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The invention discloses an automatic power supply testing tool for coal mines.

[0028] Reference Figure 1 and Figure 2 , a kind of automatic power supply test tool for coal mines, the main structure of the tool is mainly composed of a cabinet, a product workbench 1 and an interface module. The cabinet is equipped with instruments and equipment such as a computer, an oscilloscope, an electronic load, a multimeter, a power meter and an AC source. The construction of the tool is based on a computer as the main core. The system control and logic control are both accurately collected by intelligent instruments, and all matrix modules are controlled through data I0 cards to achieve rapid control of the action logic. The working mode of the tool (from input to output) is controlled by a programmable power supply, which is used as an input unit through an input matrix. In the input matrix, the matrix can realize free switching of a wide range of inputs, thereby achieving the maximum compatibility of the product; the output end of the product is connected to the electronic load through an interface module to realize a dynamic and diversified load mode to meet the needs of different products. The input and output ends connect instruments and equipment such as oscilloscopes, multimeters and power meters to the test link through the acquisition unit to collect various electrical signals. During the inspection process, the inspection parameters and inspection methods can be set through the computer. After the setting is completed, the test is started with one button. The test tool automatically performs inspections and records inspection data according to the input method and parameters. The tooling has a reserved Ethernet interface to facilitate later data interaction and system upgrades. The inspection steps for power supply products for coal mines are numerous, but the methods are fixed. Automatic inspection through automatic testing tooling can greatly improve the inspection efficiency.

[0029] Reference Figure 3 and Figure 4 A product clamping assembly 2 and an automatic wiring device 3 are provided on the product workbench 1. The product clamping assembly 2 is used to clamp the product, and the automatic wiring device 3 is used to insert the wiring head of the interface module into the product.

[0030] Specifically, the product clamping assembly 2 includes a limit frame 21, a first telescopic cylinder 22 and a clamp plate 23. The limit frame 21 and the first telescopic cylinder 22 are both fixedly connected to the surface of the product workbench 1. A limit area for accommodating the product is provided in the limit frame 21. The movable end of the first telescopic cylinder 22 is fixedly connected to the clamp plate 23.

[0031] The automatic wiring device 3 includes a bracket 31, a fixed disk 32, a rotating component 33, a second telescopic cylinder 34 and a wire seat 35. The bracket 31 is fixedly connected to the product workbench 1, the fixed disk 32 is fixedly connected to the bracket 31, the rotating component 33 is installed on the fixed disk 32, the output end of the rotating component 33 is connected to the second telescopic cylinder 34, and the movable end of the second telescopic cylinder 34 is connected to the wire seat 35.

[0032] More specifically, the rotating assembly 33 includes a stepper motor 331, a fixed ring 332, a gear 333 and a ring gear 334. The stepper motor 331 is fixedly connected to the fixed disk 32. The output end of the stepper motor 331 passes through the fixed disk 32 and is coaxially fixedly connected to the gear 333. The fixed ring 332 is fixedly connected to the fixed disk 32. The ring gear 334 is rotatably connected to the fixed ring 332. The ring gear 334 is meshed with the gear 333. The ring gear 334 is fixedly connected to the second telescopic cylinder 34.

[0033] In addition, the wire seat 35 is provided with a wire hole 351 for the wire head to pass through, and the wire seat 35 is provided with a limiting component 36 for limiting the position of the wire head.

[0034] Specifically, the limiting assembly 36 includes a block 361, a pull rod 362 and a compression spring 363. A slot 352 is provided on the side wall of the wire hole 351. The block 361 slides in the slot 352. The compression spring 363 is provided between the block 361 and the slot 352. The compression spring 363 applies pressure to the block 361 so that the block 361 moves toward the wire hole 351. The pull rod 362 is suitable for one end of the block 361 away from the wire hole 351, and the end of the pull rod 362 away from the block 361 passes through the wire seat 35.

[0035] Working principle: There are many inspection steps for power supply products for coal mines, but the methods are fixed. Automatic inspection through automatic testing tooling can greatly improve the inspection efficiency. The product is clamped by the product clamping component 2, and the terminal of the interface module is inserted into the product through the automatic wiring device 3 to improve the inspection efficiency. Through the setting of the rotating component 33, the second telescopic cylinder 34 and the wire seat 35, the wire seat 35 can rotate around the product, and then different positions of the terminal head can be inserted into the product to adapt to different products.

[0036] Based on the above ideal embodiments of the present invention, the relevant staff can make various changes and modifications without departing from the technical concept of the present invention through the above description. The technical scope of the present invention is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A coal mine power supply automatic testing tool, characterized in that: include A cabinet, wherein an input unit, a control unit and a collection unit are arranged in the cabinet; A product workbench (1) for placing products; An interface module, the interface module is used to connect the input module and the product; The control unit includes a data IO collection card; The acquisition unit includes an oscilloscope, a multimeter and a power meter.

2. The automatic test tool for power supply for coal mine according to claim 1, characterized in that: During the inspection process, the inspection parameters and methods are set through the computer.

3. The automatic test tool for coal mine power supply according to claim 1, characterized in that: The test tool automatically performs inspection according to the input method and parameters and records the inspection data.

4. The automatic test tool for power supply for coal mine according to claim 3 is characterized in that: The test fixture reserves an Ethernet interface to facilitate later data interaction and system upgrades.

5. The automatic test tool for power supply for coal mine according to claim 3, characterized in that: The product workbench (1) is provided with a product clamping assembly (2) and an automatic wiring device (3), wherein the product clamping assembly (2) is used to clamp the product, and the automatic wiring device (3) is used to insert the wiring head of the interface module onto the product.

6. The automatic test tool for power supply for coal mine according to claim 5, characterized in that: The product clamping assembly (2) comprises a limit frame (21), a first telescopic cylinder (22) and a clamping plate (23); the limit frame (21) and the first telescopic cylinder (22) are both fixedly connected to the surface of the product workbench (1); a limit area for accommodating the product is provided in the limit frame (21); and the movable end of the first telescopic cylinder (22) is fixedly connected to the clamping plate (23).

7. The automatic test tool for power supply for coal mine according to claim 5, characterized in that: The automatic wiring device (3) comprises a bracket (31), a fixed disk (32), a rotating assembly (33), a second telescopic cylinder (34) and a wire seat (35); the bracket (31) is fixedly connected to a product workbench (1); the fixed disk (32) is fixedly connected to the bracket (31); the rotating assembly (33) is mounted on the fixed disk (32); the output end of the rotating assembly (33) is connected to the second telescopic cylinder (34); and the movable end of the second telescopic cylinder (34) is connected to the wire seat (35).

8. The automatic test tool for power supply for coal mine according to claim 7, characterized in that: The rotating assembly (33) comprises a stepping motor (331), a fixing ring (332), a gear (333) and a ring gear (334); the stepping motor (331) is fixedly connected to the fixing disk (32); the output end of the stepping motor (331) passes through the fixing disk (32) and is coaxially fixedly connected to the gear (333); the fixing ring (332) is fixedly connected to the fixing disk (32); the ring gear (334) is rotatably connected to the fixing ring (332); the ring gear (334) is meshed with the gear (333); and the ring gear (334) is fixedly connected to the second telescopic cylinder (34).

9. The automatic test tool for power supply for coal mine according to claim 8, characterized in that: The wire seat (35) is provided with a wire hole (351) for the wire head to pass through, and the wire seat (35) is provided with a limiting component (36) for limiting the position of the wire head.

10. The automatic test tool for power supply for coal mine according to claim 9, characterized in that: The limiting assembly (36) comprises a block (361), a pull rod (362) and a compression spring (363); a slot (352) is provided on the side wall of the wire hole (351); the block (361) slides in the slot (352); the compression spring (363) is provided between the block (361) and the slot (352); the compression spring (363) applies pressure to the block (361) so that the block (361) moves toward the wire hole (351); the pull rod (362) is suitable for one end of the block (361) away from the wire hole (351); and one end of the pull rod (362) away from the block (361) passes through the wire seat (35).

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