CN213067676U - General type test fixture - Google Patents

Abstract

The utility model discloses a universal test fixture, which relates to the test field, comprising a frame, wherein a fixture for placing products is arranged on the frame, a drawer for placing the fixture is arranged below the fixture, an off-line test fixture component for off-line test is arranged on one side of the fixture, an automatic line test fixture component for automatic line test is arranged below the fixture, the testing device also comprises a control mechanism for controlling the universal test fixture, the off-line test fixture component comprises a PCB arranged on one side of the fixture, a plurality of second ox horn interfaces for connecting test equipment are welded on the PCB, the PCB is electrically connected with the fixture, the automatic line test fixture component is electrically connected with the control mechanism, the utility model is a universal testing device suitable for off-line test as well as automatic line test, the application range is wide, saves space, the drawer is used for placing the tool and is convenient for change the tool simultaneously.

Description

General type test fixture

Technical Field

The utility model relates to a test field, in particular to general type test fixture.

Background

The test fixture in the existing society is either an off-line test fixture or an automatic on-line test fixture, which cannot be used universally, and the off-line test fixture is used during off-line test and the automatic on-line test fixture is used during automatic on-line test, which occupies space and is not easy to store.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a both can be used for the off-line test also can be used for automatic on-line test's a general type test fixture.

The utility model provides a technical scheme that its technical problem adopted is: a universal test fixture comprises a frame, a fixture for placing a product is arranged on the frame, a drawer for placing the fixture is arranged below the fixture, an offline test fixture component for offline testing is arranged on one side of the fixture, an automatic online test fixture component for automatic online testing is arranged below the fixture, the universal test fixture further comprises a control mechanism for controlling the universal test fixture, the automatic online test fixture component is electrically connected with the control mechanism, the drawer is used for placing the fixture and is convenient for replacing the fixture, the offline test fixture component is used for offline testing the product, the automatic online test fixture component is used for automatically online testing the product, the control mechanism is used for controlling the universal test fixture, the offline test fixture component comprises a PCB arranged on one side of the fixture, the PCB is connected with a plurality of second ox horn interfaces used for being connected with testing equipment in a welding mode, the PCB is electrically connected with the jig, the PCB and the second ox horn interfaces welded on the PCB are suitable for offline testing, electric wires are saved by the welding connection of the PCB and the second ox horn interfaces, and poor electric wire connection is avoided.

Further, the method comprises the following steps: the utility model discloses a drawer, including drawer, splint, first cylinder, splint, second cylinder, control mechanism, drawer end department of drawer, the pull end department of drawer is provided with and is used for the tight splint of drawer clamp, the one end of splint is provided with first cylinder, the drive shaft fixed connection of splint and first cylinder still keeps away from splint one and serves the fourth detector that is used for detecting whether push away the drawer and targets in place including setting up at the drawer, fourth detector and control mechanism electrical connection, the both sides of drawer all are provided with the second cylinder that is used for pressing from both sides tight drawer, second cylinder and control mechanism electrical connection, the drawer is used for placing the tool and is convenient for change the tool simultaneously, thereby splint are used for pressing from both sides tight drawer fixed tool, thereby first cylinder is used for driving splint to.

Further, the method comprises the following steps: the automatic online test jig assembly comprises a first needle plate fixedly arranged below a jig, the first needle plate is electrically connected with a first probe, a plurality of second probes are arranged on the first needle plate, the second probes penetrate through the lower end face of the first needle plate, a second needle plate is arranged below the first needle plate, a plurality of second needle holes are arranged on the second needle plate, the positions of the second needle holes correspond to the positions of the second probes, the second probes can be inserted into the second needle holes, a plurality of positioning columns are arranged on the upper end face of the second needle plate, a plurality of positioning holes are arranged on the lower end face of the first needle plate, the positioning columns correspond to the positions of the positioning holes and can be inserted into the positioning holes, jacking columns used for jacking the second needle plate are arranged on the lower end face of the second needle plate, and jacking plates are fixedly connected to one ends, far away from the second needle plate, of the jacking columns, fixedly connected with jacking cylinder on the lower terminal surface of jacking board, the drive shaft fixed connection of jacking board and jacking cylinder, jacking cylinder and control mechanism electrical connection, thereby first faller of reference column and locating hole cooperation location and second faller, thereby the jacking cylinder is used for thereby jacking board jacking post to carry out the jacking to the second faller and makes first faller and second faller contact connection.

The utility model has the advantages that: the utility model discloses it is general testing arrangement both to be applicable to the off-line test and also be applicable to automatic on-line test, and application range is wide, saves space, the drawer is used for placing the tool and is convenient for change the tool simultaneously.

Drawings

FIG. 1 is a schematic structural diagram of a universal test fixture;

FIG. 2 is a schematic diagram of a portion of a universal testing fixture;

FIG. 3 is a schematic structural diagram of an off-line testing fixture assembly;

FIG. 4 is a schematic structural diagram of an automatic in-line testing fixture assembly;

labeled as: 21. a jig; 22. a drawer; 23. a splint; 24. a cylinder; 25. testing the jig assembly off line; 253. a PCB board; 254. a second horn interface; 29. automatically testing the jig assembly on line; 291. a first needle plate; 292. a second probe; 293. a second needle plate; 294. a positioning column; 295. jacking the column; 296. a jacking plate; 297. and (5) jacking the cylinder.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

The general-purpose test fixture as shown in fig. 1 comprises a frame, a fixture 21 for placing a product is arranged on the frame, a drawer 22 for placing the fixture 21 is arranged below the fixture 21, an off-line test fixture component 25 for off-line testing is arranged on one side of the fixture 21, an automatic on-line test fixture component 29 for automatic on-line testing is arranged below the fixture 21, and the general-purpose test fixture further comprises a control mechanism for controlling the general-purpose test fixture, the automatic on-line test fixture component 29 is electrically connected with the control mechanism, the drawer 22 is used for placing the fixture 21 and facilitating replacement of the fixture 21, the off-line test fixture component 25 is used for off-line testing the product, the automatic on-line test fixture component 29 is used for automatic on-line testing the product, and the control mechanism is used for controlling the general-purpose test fixture, the control mechanism comprises a controller, the controller can be PCOXOOOABO or JC01-COD-202, JC01-COD-202 is selected for use in the embodiment, the offline test jig assembly 25 comprises a PCB 253 arranged on one side of a jig 21, a plurality of second ox horn interfaces 254 used for connecting test equipment are connected to the PCB 253 in a welding mode, the PCB 253 is electrically connected with the jig 21, the PCB and the second ox horn interfaces welded to the PCB are suitable for offline testing, electric wires are saved by the aid of welding connection of the PCB and the second ox horn interfaces, and poor connection of the electric wires is avoided.

On the basis of the above, the drawing end of the drawer 22 is provided with a clamping plate 23 for clamping the drawer 22, one end of the clamping plate 23 is provided with a first air cylinder 24, the clamping plate 23 is fixedly connected with a driving shaft of the first air cylinder 24, the device also comprises a fourth detector which is arranged at one end of the drawer 22 far away from the clamping plate 23 and is used for detecting whether the drawer 22 is pushed in place or not, the fourth detector is electrically connected with the control mechanism, the two sides of the drawer 22 are respectively provided with a second air cylinder for clamping the drawer 22, the second cylinder is electrically connected with the control mechanism, the drawer 22 is used for placing the jig 21 and is convenient for replacing the jig 21, the clamping plate 23 is used for clamping the drawer 22 so as to fix the jig 21, the first air cylinder 24 is used for driving the clamping plate 23 to clamp or loosen the drawer 22, the second cylinder is used for clamping the drawer 22, and the fourth detector is used for detecting whether the drawer 22 is pushed into position.

On the basis, the automatic online test fixture assembly 29 comprises a first needle plate 291 fixedly arranged below the fixture 21, the first needle plate 291 is electrically connected with a first probe, a plurality of second probes 292 are arranged on the first needle plate 291, the second probes 292 penetrate through the lower end face of the first needle plate 291, a second needle plate 293 is arranged below the first needle plate 291, a plurality of second needle holes are arranged on the second needle plate 293, the positions of the second needle holes correspond to the positions of the second probes 292, the second probes 292 can be inserted into the second needle holes, a plurality of positioning columns 294 are arranged on the upper end face of the second needle plate 293, a plurality of positioning holes are arranged on the lower end face of the first needle plate 291, the positioning columns 294 correspond to the positions of the positioning holes, the positioning columns 294 can be inserted into the positioning holes, jacking columns 295 for jacking the second needle plate 293 are arranged on the lower end face of the second needle plate 293, the end of the jacking column 295, which is far away from the second needle plate 293, is fixedly connected with a jacking plate 296, the lower end face of the jacking plate 296 is fixedly connected with a jacking cylinder 297, the jacking plate 296 is fixedly connected with a driving shaft of the jacking cylinder 297, the jacking cylinder 297 is electrically connected with a control mechanism, the positioning column 294 is matched with the positioning hole to position the first needle plate 291 and the second needle plate 293, and the jacking cylinder 297 is used for jacking the jacking plate 296 so as to jack the jacking column 295, so that the second needle plate 293 is jacked, and the first needle plate 291 is in contact connection with the second needle plate 293.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (3)

1. The utility model provides a general type test fixture, includes the frame, its characterized in that: be provided with tool (21) that is used for placing the product in the frame, the below of tool (21) is provided with drawer (22) that is used for placing tool (21), one side of tool (21) is provided with off-line test tool subassembly (25) that are used for off-line test, the below of tool (21) is provided with automatic online test tool subassembly (29) that are used for automatic online test, still includes the control mechanism who is used for controlling a general type test tool, automatic online test tool subassembly (29) and control mechanism electrical connection, off-line test tool subassembly (25) are including setting up PCB board (253) in tool (21) one side, welded connection has a plurality of second ox horn interfaces (254) that are used for connecting test equipment on PCB board (253), PCB board (253) are connected with tool (21) electricity.

2. The universal testing fixture of claim 1, wherein: the pull end department of drawer (22) is provided with and is used for pressing from both sides tight splint (23) with drawer (22), the one end of splint (23) is provided with first cylinder (24), the drive shaft fixed connection of splint (23) and first cylinder (24), still including setting up and keeping away from splint (23) one end in drawer (22) and be used for detecting whether push away the fourth detector that targets in place drawer (22), fourth detector and control mechanism electrical connection, the both sides of drawer all are provided with the second cylinder that is used for pressing from both sides tight drawer, second cylinder and control mechanism electrical connection.

3. The universal testing fixture of claim 2, wherein: the automatic online test fixture assembly (29) comprises a first needle plate (291) fixedly arranged below a fixture (21), the first needle plate (291) is electrically connected with a first probe, a plurality of second probes (292) are arranged on the first needle plate (291), the second probes (292) penetrate through the lower end face of the first needle plate (291), a second needle plate (293) is arranged below the first needle plate (291), a plurality of second needle holes are arranged on the second needle plate (293), the positions of the second needle holes correspond to the positions of the second probes (292), the second probes (292) can be inserted into the second needle holes, a plurality of positioning columns (294) are arranged on the upper end face of the second needle plate (293), a plurality of positioning holes are arranged on the lower end face of the first needle plate (291), the positioning columns (294) correspond to the positions of the positioning holes, and the positioning columns (294) can be inserted into the positioning holes, be provided with jacking post (295) that are used for jacking second faller (293) on the lower terminal surface of second faller (293), one of second faller (293) is kept away from in jacking post (295) serves fixedly connected with jacking board (296), fixedly connected with jacking cylinder (297) on the lower terminal surface of jacking board (296), jacking board (296) and the drive shaft fixed connection of jacking cylinder (297), jacking cylinder (297) and control mechanism electric connection.

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