Single-station motor no-load test system

Abstract

The utility model belongs to the field of PCB (printed circuit board) testing, and particularly relates to a single-station motor no-load testing system, which comprises a rectangular base with a groove on the surface, and the groove and the long edge of the base are arranged in the same direction; the module is mounted in the groove in a sliding manner; the positioning tool assembly is detachably mounted on the module; the pressing assembly is fixed to the base, and the pressing assembly is arranged in the middle of the base; the butt joint assembly is fixed at one end, far away from the module, of the base; and the test assembly is fixed on the base, and the test assembly is connected with the butt joint assembly. An automatic test system is used, and a position compensation platform and a vacuum chuck are adopted to position the PCB in multiple aspects, so that the test precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of PCB test, especially relates to a single station motor no load test system. BACKGROUND

[0002] PCB is printed circuit board, is used for the function of realizing electrical interconnection of each electronic component, in order to ensure the quality of PCB, needs to carry out electrical performance and electrical connection test to PCB.

[0003] The authorized patent with the publication number CN210863957U mentions a kind of PCB test board, including bottom fixed plate, probe fixed plate, upper PCB protection pad plate and upper lower pressing plate placed in turn from bottom to top;The first area of placing lower PCB test board is formed between the bottom fixed plate and the probe fixed plate;The second area of placing upper PCB test board is formed between the probe fixed plate and upper PCB protection pad plate;The probe fixed plate is equipped with probe plate for contacting with the butt joint test part of upper and lower PCB test board, and positioning groove for fixing upper lower pressing plate is equipped on the upper surface of probe fixed plate;The two sides of the upper lower pressing plate are equipped with first needle roller bearing for sliding into positioning groove and carrying out side edge lower pressing positioning.

[0004] In the prior art represented by the above patent, at least the following problems exist:

[0005] PCB test board is butt jointed by probe fixed plate, and only lower pressing plate is used to fix PCB, which can lead to insufficient test precision. UTILITY MODEL CONTENTS

[0006] The utility model provides a single station motor no load test system for solving the technical problems proposed above.

[0007] In order to achieve the above purpose, the utility model realizes the following technical scheme: a single station motor no load test system, comprising: base, rectangular shape, surface is equipped with recess, the recess and the base long edge are set same direction;Module, slidingly installed in the recess;Positioning tool assembly, detachably installed on the module;Compression assembly, fixed on the base, the compression assembly is set in the middle part of the base;Butt joint assembly, fixed on the base away from the module one end;Test assembly, fixed on the base, and the test assembly is connected with the butt joint assembly.

[0008] Further, the recess bottom is fixed with sliding seat, pneumatic sliding block is slidably connected on the sliding seat, and the module is clamped on the pneumatic sliding block.

[0009] Further, the positioning tool assembly comprises: a tool base connected with the mold group, a rubber pad is mounted on the part of the tool base in contact with the base, and a pin hole is formed on the tool base; a position compensation platform is mounted on the tool base, and a pin hole corresponding to the position on the tool base is formed on the bottom of the position compensation platform; a positioning pin is installed in the pin holes formed on the tool base and the position compensation platform to fix the tool base and the position compensation platform.

[0010] Further, the pressing assembly comprises: four telescopic rods, two of which are fixed on one side of the middle position of the base, and the other two are fixed on the other side; a pressing plate connected with the telescopic rods, the top end of the telescopic rods is connected with the four corners of the pressing plate, and a vacuum chuck is fixedly installed below the pressing plate; a pressing cylinder is installed on the pressing plate.

[0011] Further, the docking assembly comprises: a docking cylinder installed on the base; a cylinder fixing plate installed on the base, and the docking cylinder is arranged in the cylinder fixing plate.

[0012] Further, the testing assembly comprises: a quick connector fixing plate slidably installed on the base and abutting with the output end of the docking cylinder; a test integrated block installed on the quick connector fixing plate; and a quick connector installed on the quick connector fixing plate beside the test integrated block.

[0013] From the above technical solution, the single-station motor no-load test system provided by the utility model has the beneficial effects that:

[0014] The automatic test system is used, the position compensation platform and the vacuum chuck are used to position the PCB in multiple aspects, and the test precision is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0016] Figure 1 The overall structure schematic view provided by the embodiment of the utility model is shown in the drawings.

[0017] Figure 2 The split schematic view of the positioning tool assembly provided by the embodiment of the utility model is shown in the drawings.

[0018] Figure 3The test assembly structure schematic view provided by the utility model provides an embodiment.

[0019] Figure 4 The base part structure schematic view provided by the utility model provides an embodiment.

[0020] In the figure: 1-base; 2-module; 71-sliding seat; 72-pneumatic sliding block; 31-frock base; 32-position compensation platform; 33-positioning pin; 41-telescopic rod; 42-pressing plate; 43-pressing cylinder; 51-butting cylinder; 52-cylinder fixing plate; 61-quick connector fixing plate; 62-test integrated block; 63-quick connector. DETAILED DESCRIPTION

[0021] The embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0022] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0023] The terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0024] In the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] Embodiment:

[0026] Based on Figure 1As shown in the figure, in order to solve the above technical problems, the embodiment provides a single-station motor no-load test system, which comprises: a base 1 in the shape of a rectangle, a groove is formed on the surface of the base 1, and the groove is arranged in the same direction as the long side of the base 1; a module 2 slidingly installed in the groove; a positioning tool assembly 3 detachably installed on the module 2; a pressing assembly 4 fixed on the base 1, the pressing assembly 4 being arranged at the middle part of the base 1; a docking assembly 5 fixed on the end of the base 1 away from the module 2; and a test assembly 6 fixed on the base 1 and connected with the docking assembly 5.

[0027] Wherein, a groove is formed in the same direction as the long side of the base 1, the module 2 is slidingly installed in the groove, the positioning tool assembly 3 is detachably installed on the module 2, the product to be tested is placed on the positioning tool assembly 3, when the module 2 moves, the positioning tool assembly 3 moves with the module 2, when the positioning tool assembly 3 moves to the position below the pressing assembly 4 according to the movement instruction, the movement stops, the pressing assembly 4 moves downward to press the product to be tested, the docking assembly 5 moves to make the test assembly 6 move in the direction of the positioning tool assembly 3, until the automatic docking of the test assembly 6 and the male and female plugs in the product to be tested is realized, when the system detects the docking completion instruction, the automatic test work is started, after the test is completed, the docking assembly 5 receives the signal, the docking assembly 5 moves to drive the test assembly 6 to return to the original position, the automatic separation of the male and female plugs is realized, the pressing assembly 4 moves upward to separate from the product to be tested and returns to the original position, the positioning tool assembly 3 returns to the original position under the movement of the module 2, the test process ends, and the next test starts.

[0028] Further, in some embodiments of the embodiment, as shown in the figure, Figure 4 As shown in the figure, the groove bottom is fixed with a sliding seat 71, the sliding seat 71 is slidingly connected with a pneumatic slide 72, and the module 2 is clamped on the pneumatic slide 72.

[0029] Wherein, the groove bottom is fixedly installed with a sliding seat 71, the sliding seat 71 is slidingly connected with a pneumatic slide 72, and the module 2 is clamped on the pneumatic slide 72, the module 2 is installed with a pneumatic cylinder, the pneumatic cylinder drives the module 2 to move, and the module 2 slides on the sliding seat 71 driven by the pneumatic slide 72. The module 2 is an electronic test equipment module 2, mainly used for signal acquisition and realizing functional test.

[0030] Further, in some embodiments of the embodiment, as shown in the figure, Figure 2As shown, the positioning tool assembly 3 comprises: a tool base 31 connected with the mold group 2, a rubber pad is installed on the part of the tool base 31 contacting with the base 1, and a pin hole is formed on the tool base 31; a position compensation platform 32 is installed on the tool base 31, a pin hole corresponding to the position on the tool base 31 is formed on the bottom of the position compensation platform 32; a positioning pin 33 is installed in the pin holes formed on the tool base 31 and the position compensation platform 32 to fix the tool base 31 and the position compensation platform 32.

[0031] The tool base 31 is connected with the mold group 2 by bolts, and the positioning tool assembly 3 moves together with the mold group 2 when the mold group 2 moves. A pin hole is formed on the upper surface of the tool base 31, and a rubber pad is installed on the part of the bottom of the tool base 31 contacting with the base 1 to avoid wear between the working base 1 and the base 1 during movement. The position compensation platform 32 is installed on the tool base 31, and a pin hole corresponding to the position on the tool base 31 is formed on the bottom of the position compensation platform 32. The position compensation platform 32 and the tool base 31 are connected by the positioning pin 33 through the positioning pin holes. The positioning pin 33 is used for precise positioning, enhancing the stability of the connection, and avoiding inaccurate test results due to position deviation. The product to be tested is placed on the position compensation platform 32, which can detect and adjust the test point position of the PCB in real time, and can also adapt to the differences of different PCBs to improve the test precision and enhance the stability of the test.

[0032] Further, in some embodiments of the present embodiment, as shown in Figure 1 As shown, the pressing assembly 4 comprises: four telescopic rods 41, two of which are fixed on one side of the middle position of the base 1, and the other two are fixed on the other side; a pressing plate 42 connected with the telescopic rods 41, the top end of the telescopic rod 41 is connected to the four corners of the pressing plate 42, and a vacuum chuck is fixedly installed below the pressing plate 42; a pressing cylinder 43 is installed on the pressing plate 42.

[0033] The telescopic rod 41 has a supporting effect and is divided into an inner rod, an outer rod, a locking device and a supporting part. The inner rod is telescopic in the outer rod. The top ends of the four telescopic rods 41 are fixed with four corners of the pressing plate 42 respectively. The bottom ends are fixed vertically on the base 1. When the pressing plate 42 moves downward, the telescopic rod 41 is unlocked, slides downward to a suitable position and is locked again. The vacuum chuck is installed below the pressing plate 42. When the vacuum chuck contacts the PCB, it is adsorbed on the surface of the PCB to fix the PCB and prevent the PCB from moving. The pressing cylinder 43 is installed above the pressing plate 42. The output end of the pressing cylinder 43 abuts above the pressing plate 42. When the positioning tool assembly 3 moves to a suitable position, the pressing cylinder 43 compresses the pressing plate 42 downward, so that the vacuum chuck on the pressing plate 42 contacts the PCB. The vacuum chuck is made of rubber material and is internally provided with a vacuum cavity. The vacuum generator is used to extract air in the chuck to form negative pressure, so that the chuck is tightly adsorbed on the surface of the PCB and will not cause damage to the PCB. The pressing cylinder 43 is a pneumatic element for realizing the compression action of mechanical parts by using compressed air to generate pressure.

[0034] Further, in some embodiments of the present embodiment, as shown in Figure 1 and Figure 4 The docking assembly 5 includes a docking cylinder 51 installed on the base 1, a cylinder fixing plate 52 installed on the base 1, and the docking cylinder 51 arranged in the cylinder fixing plate 52.

[0035] The cylinder fixing plate 52 is fixedly installed on the base 1 and used for fixing the docking cylinder 51 on the base 1. The docking cylinder 51 is used for realizing the accurate docking between components, quickly and accurately sending the test assembly 6 to the test point, improving the test efficiency and ensuring the accuracy of the test result.

[0036] Further, in some embodiments of the present embodiment, as shown in Figure 3 The test assembly 6 includes a quick connector fixing plate 61 slidably installed on the base 1 and abutting with the output end of the docking cylinder 51, a test integrated block 62 installed on the quick connector fixing plate 61, and a quick connector 63 installed on the quick connector fixing plate 61 and located beside the test integrated block 62.

[0037] The quick connector fixed plate 61 is provided with a guide rail at the bottom, the guide rail is fixed on the base 1, the test integrated block 62 and the quick connector 63 are installed on the quick connector fixed plate 61, the test integrated block 62 is used for detecting the performance, function and electrical characteristics of the integrated circuit, and the test result can be analyzed, the quick connector 63 can realize quick connection and separation, and the test probe module 2 can be quickly replaced, and good compatibility is achieved. The quick connector 63 is connected with the PCB, the test integrated block 62 starts testing, the quick connector 63 is separated from the PCB after the test is completed, and each component returns to the original position and waits for the next test to start.

[0038] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed in the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A single-station motor no-load test system, characterized by, The utility model relates to a kind of test equipment for semiconductor wafer, including: Base (1), rectangular shape, surface is provided with recess, the recess is with the base (1) long side setting same direction; Module (2), slidingly installed in the recess; Positioning tool assembly (3), detachably installed on the module (2); Compression assembly (4), fixed on the base (1), the compression assembly (4) is set in the base (1) middle part; Butt joint assembly (5), fixed on the base (1) away from the module (2) one end; Test assembly (6), fixed on the base (1), and the test assembly (6) is connected with the butt joint assembly (5).

2. A single-station motor no-load test system as set forth in claim 1, wherein, The recess bottom is fixed with sliding seat (71), the sliding seat (71) is slidably connected with pneumatic slide (72), the module (2) is clamped on the pneumatic slide (72).

3. A single-station motor no-load test system as set forth in claim 2, wherein, The positioning tool assembly (3) includes: Tool base (31), connected with the module (2), the part of tool base (31) and the base (1) is installed with rubber pad, and the tool base (31) is provided with pin hole; Position compensation platform (32), installed on the tool base (31), the position compensation platform (32) bottom is provided with the pin hole corresponding with the position on the tool base (31); Positioning pin (33), installed in the pin hole of the tool base (31) and the position compensation platform (32), fixes the tool base (31) and the position compensation platform (32).

4. A single-station motor no-load test system as set forth in claim 3, wherein, Compression assembly (4) includes: Telescopic rod (41), four in all, two of which are fixed on one side of the base (1) middle position, and the other two are fixed on the other side; Pressing plate (42), connected with the telescopic rod (41), the telescopic rod (41) top end is connected in the four corners of the pressing plate (42), and vacuum chuck is fixedly installed below the pressing plate (42); Pressing cylinder (43), installed on the pressing plate (42).

5. A single-station motor no-load test system as set forth in claim 4, wherein, Butt joint assembly (5) includes: Butt joint cylinder (51), installed on the base (1); Cylinder fixing plate (52), installed on the base (1), and the butt joint cylinder (51) is set in the cylinder fixing plate (52).

6. A single-station motor no-load test system as set forth in claim 5, wherein, Test assembly (6) includes: Quick connector fixed plate (61), slidingly installed on the base (1), and the output end of the butt joint cylinder (51) is abutted; Test integrated block (62), installed on the quick connector fixed plate (61); Quick connector (63), installed on the quick connector fixed plate (61), located beside the test integrated block (62).

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