Testing and cleaning unit of testing equipment

Abstract

The utility model discloses a testing and cleaning unit of testing equipment, which comprises a feeding carrying mechanism, a discharging conveying belt mechanism, a material sucking carrying mechanism, a first electrical property detection mechanism, a second electrical property detection mechanism, a material clamping carrying mechanism and an electronic element cleaning mechanism, a series of automatic operations such as automatic feeding, automatic arrangement and transportation, automatic carrying, automatic electrical property detection and automatic cleaning of the electronic elements can be completed, the automation degree is high, operation is stable and reliable, use is convenient, batch detection of the electronic elements can be achieved, and the detection efficiency is greatly improved.

Description

Technical Field

[0001] This utility model relates to the field of automated testing equipment technology, and more specifically, to a testing and cleaning unit for a testing device. Background Technology

[0002] After electronic components are manufactured, their various electrical properties need to be tested to separate defective from good components. Currently, most electronic component testing equipment on the market can only perform single-item testing and cannot test multiple electrical properties on the same machine. This necessitates transferring electronic components between multiple machines, significantly reducing testing efficiency. Furthermore, existing electronic component testing equipment may leave dust and other impurities on the surface of electronic components after testing, affecting their quality and failing to meet the production requirements of high-precision electronic components. Utility Model Content

[0003] The purpose of this utility model is to overcome the above-mentioned defects in the prior art and provide a testing and cleaning unit of a testing device that can perform automated operations such as automatic feeding, automatic arrangement and transportation, automatic handling, automatic electrical performance testing, and automatic cleaning of electronic components.

[0004] To achieve the above objectives, this utility model provides a testing and cleaning unit for a testing device, including a loading and conveying mechanism for sorting and transporting electronic components onto a discharge conveyor belt mechanism; a discharge conveyor belt mechanism for transporting electronic components in multiple rows; a suction and conveying mechanism for picking up and transferring electronic components from the discharge conveyor belt mechanism to the testing station of a first electrical performance testing mechanism and for picking up and transferring electronic components tested by the first electrical performance testing mechanism to a clamping and conveying mechanism; a first electrical performance testing mechanism for performing electrical performance testing on the bottom part of the electronic components; a second electrical performance testing mechanism for performing electrical performance testing on the top part of the electronic components; and a third electrical performance testing mechanism for... The material handling mechanism sequentially picks up and transfers electronic components from the suction and handling mechanism to the second electrical performance testing mechanism, the electronic component cleaning mechanism, and the optical glass turntable mechanism. The electronic component cleaning mechanism is used to clean the surface of the electronic components with alcohol. The material handling mechanism is located above the discharge conveyor belt mechanism. The discharge conveyor belt mechanism, the first electrical performance testing mechanism, the second electrical performance testing mechanism, and the electronic component cleaning mechanism are arranged in sequence. The material handling mechanism can move back and forth between the discharge conveyor belt mechanism, the first electrical performance testing mechanism, and the material handling mechanism. The material handling mechanism is located below the second electrical performance testing mechanism and the electronic component cleaning mechanism.

[0005] Preferably, the loading and conveying mechanism includes a loading and conveying bracket, an XYZ axis loading and moving drive module, and a loading and conveying clamp. The XYZ axis loading and moving drive module is mounted on the loading and conveying bracket, and the loading and conveying clamp is mounted on the Z axis of the XYZ axis loading and moving drive module. The XYZ axis loading and moving drive module can drive the loading and conveying clamp to move along the X-axis, Y-axis, and / or Z-axis.

[0006] Preferably, the discharge conveyor belt mechanism includes a Y-axis conveying and moving drive module, a discharge conveyor belt, spacer blocks, and end limiting blocks. The discharge conveyor belt is mounted on the Y-axis conveying and moving drive module, which can drive the discharge conveyor belt to move along the Y-axis direction. Several spacer blocks are provided and are arranged at intervals above the discharge conveyor belt along the X-axis direction. A limiting feeding channel is formed between two adjacent spacer blocks. The end limiting blocks are arranged along the Y-axis direction on the discharge side of the discharge conveyor belt and are located at the ends of all spacer blocks.

[0007] Preferably, the material handling mechanism includes a material handling bracket, an XZ-axis material handling moving drive module, a material handling mounting plate, and a plurality of material handling suction cups. The XZ-axis material handling moving drive module is mounted on the material handling bracket, the material handling mounting plate is mounted on the Z-axis of the XZ-axis material handling moving drive module, and the material handling suction cups are arranged longitudinally along the X-axis and mounted on the material handling mounting plate.

[0008] Preferably, the clamping and conveying mechanism includes a positioning and conveying platform, an XZ-axis clamping and conveying moving drive module, a clamping and conveying mounting plate, and a plurality of clamping and conveying clamps. The top of the positioning and conveying platform is provided with a plurality of vacuum suction holes arranged along the X-axis direction. The XZ-axis clamping and conveying moving drive module is installed on the front of the positioning and conveying platform. The clamping and conveying mounting plate is installed on the Z-axis of the XZ-axis clamping and conveying moving drive module. The clamping and conveying clamps are arranged horizontally along the X-axis direction and installed on the clamping and conveying mounting plate.

[0009] Preferably, the first electrical performance testing mechanism includes a first testing bracket, a testing platform, a testing seat, a testing probe, a testing block, and a block lifting drive cylinder. The testing platform is horizontally mounted on the first testing bracket. At least one testing seat is provided and mounted on the testing platform. The testing probe is longitudinally mounted on each testing seat. The testing blocks are located on both sides of each testing seat. At least one block lifting drive cylinder is provided and connected to the testing blocks on both sides of each testing seat.

[0010] Preferably, the second electrical performance testing mechanism includes a second testing bracket, a probe lifting drive module, a probe mounting base, and a probe. The probe lifting drive module is mounted on the second testing bracket, and the probe is connected to the probe lifting drive module via the probe mounting base.

[0011] Preferably, the electronic component cleaning mechanism includes a YZ-axis cleaning movement drive module, a cleaning head mounting plate, a cleaning head, and an alcohol storage container. The cleaning head is mounted on the Z-axis of the YZ-axis cleaning movement drive module via the cleaning head mounting plate, and the alcohol storage container is located below the cleaning head.

[0012] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0013] This utility model has a reasonable structural design and is equipped with a feeding and handling mechanism, a discharge conveyor belt mechanism, a suction and handling mechanism, a first electrical performance testing mechanism, a second electrical performance testing mechanism, a clamping and handling mechanism, and an electronic component cleaning mechanism. It can complete a series of automated operations such as automatic feeding, automatic arrangement and transportation, automatic handling, automatic electrical performance testing, and automatic cleaning of electronic components. It has a high degree of automation, stable and reliable operation, and is easy to use. It can realize batch testing of electronic components and greatly improve the testing efficiency. Attached Figure Description

[0014] Figure 1 This is a schematic diagram of the structure of the testing and cleaning unit of the testing equipment provided in this embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the material handling mechanism provided in this embodiment of the utility model;

[0016] Figure 3 This is a schematic diagram of the material discharge conveyor belt mechanism provided in this embodiment of the utility model;

[0017] Figure 4 This is a schematic diagram of the material handling mechanism and the first electrical performance testing mechanism provided in this embodiment of the utility model;

[0018] Figure 5 This is a schematic diagram of a partial structure of the first electrical performance testing mechanism provided in this embodiment of the present invention;

[0019] Figure 6 This is a schematic diagram of the material handling mechanism, the second electrical performance testing mechanism, and the electronic component cleaning mechanism provided in this embodiment of the utility model. Detailed Implementation

[0020] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0021] Please refer to Figure 1 This utility model provides a testing and cleaning unit for a testing device, including a loading and transporting mechanism 1 for sorting and transporting electronic components onto a discharge conveyor belt mechanism; a discharge conveyor belt mechanism 2 for transporting electronic components in multiple rows; a suction and transporting mechanism 3 for picking up and transferring electronic components from the discharge conveyor belt mechanism 2 to the testing station of a first electrical performance testing mechanism 4 and for picking up and transferring electronic components tested by the first electrical performance testing mechanism 4 to a clamping and transporting mechanism 5; a first electrical performance testing mechanism 4 for performing electrical performance testing on the bottom part of the electronic components; and a second electrical performance testing mechanism 6 for sequentially clamping and transferring electronic components transferred from the suction and transporting mechanism 3 to a second electrical performance testing mechanism 6. The electronic component cleaning mechanism 7 and the optical glass turntable mechanism 8 have a clamping and conveying mechanism 5; a second electrical performance testing mechanism 6 for testing the electrical performance of the top part of the electronic component; an electronic component cleaning mechanism 7 for cleaning the surface of the electronic component with alcohol; a feeding and conveying mechanism 1 is located above the discharge conveyor belt mechanism 2; the discharge conveyor belt mechanism 2, the first electrical performance testing mechanism 4, the second electrical performance testing mechanism 6 and the electronic component cleaning mechanism 7 are arranged in sequence; a suction and conveying mechanism 3 can move back and forth between the discharge conveyor belt mechanism 2, the first electrical performance testing mechanism 4 and the clamping and conveying mechanism 5; and the clamping and conveying mechanism 5 is located below the second electrical performance testing mechanism 6 and the electronic component cleaning mechanism 7.

[0022] The components of this embodiment will now be described in detail with reference to the accompanying drawings.

[0023] like Figure 2 As shown, the loading and conveying mechanism 1 may include a loading and conveying bracket 11, an XYZ axis loading and moving drive module 12, and a loading and conveying clamp 13. The XYZ axis loading and moving drive module 12 is mounted on the loading and conveying bracket 11, and the loading and conveying clamp 13 is mounted on the Z-axis of the XYZ axis loading and moving drive module 12. The XYZ axis loading and moving drive module 12 can drive the loading and conveying clamp 13 to move along the X-axis, Y-axis, and / or Z-axis directions. The XYZ axis loading and moving drive module may be a combination of a linear module and a cylinder.

[0024] like Figure 3As shown, the discharge conveyor belt mechanism 2 may include a Y-axis conveying and moving drive module 21, a discharge conveyor belt 22, spacer blocks 23, and end limiting blocks 24. The discharge conveyor belt 22 is mounted on the Y-axis conveying and moving drive module 21, which can drive the discharge conveyor belt 22 to move along the Y-axis direction. Several spacer blocks 23 are arranged at intervals above the discharge conveyor belt 22 along the X-axis direction. Adjacent spacer blocks 23 form limiting feeding channels for the arrangement and movement of electronic components. The end limiting blocks 24 are arranged along the Y-axis on the discharge side of the discharge conveyor belt 22 and located at the ends of all spacer blocks 23. The end limiting blocks 24 can limit the movement of each row of electronic components.

[0025] Driven by the XYZ axis loading and moving drive module 12 of the loading and conveying mechanism 1, the loading and conveying clamp 13 can transport electronic components one by one into each limited feeding channel.

[0026] like Figure 4 As shown, the material handling mechanism 3 may include a material handling bracket 31, an XZ-axis material handling drive module 32, a material handling mounting plate 33, and several material handling suction cups 34. The XZ-axis material handling drive module 32 is mounted on the material handling bracket 31, the material handling mounting plate 33 is mounted on the Z-axis of the XZ-axis material handling drive module 32, and the material handling suction cups 34 are arranged longitudinally along the X-axis and mounted on the material handling mounting plate 33. The XZ-axis material handling drive module 32 can drive the material handling suction cups 34 to move along the X-axis and move up and down. The XZ-axis material handling drive module 32 may be a combination of a linear module and a cylinder.

[0027] like Figure 4 and Figure 5 As shown, the first electrical performance testing mechanism 4 may include a first testing bracket 41, a testing platform 42, a testing seat 43, a testing probe 44, a testing block 45, and a block lifting drive cylinder 46. The testing platform 42 is horizontally mounted on the first testing bracket 41. At least one testing seat 43 is provided and mounted on the testing platform 42. The testing probe 44 is longitudinally mounted on each testing seat 43. The testing blocks 45 are located on both sides of each testing seat 43. At least one block lifting drive cylinder 46 is provided and connected to the testing blocks 45 on both sides of each testing seat 43.

[0028] When the material handling mechanism 3 transfers the electronic component to the testing seat 43, the pressure block lifting drive cylinder 46 can drive the testing pressure block 45 to press down on the electronic component for positioning. The testing probe 44 can be connected to the corresponding testing instrument. The testing probe 44 contacts different parts of the electronic component, such as the pins, and can test various electrical properties of the electronic component (such as voltage, resistance, etc.). In this embodiment, the first electrical performance testing mechanism 4 can preferably be provided with three sets of testing stations.

[0029] like Figure 6 As shown, the clamping and conveying mechanism 5 may include a positioning and conveying table 51, an XZ-axis clamping and conveying moving drive module 52, a clamping and conveying mounting plate 53, and several clamping and conveying clamps 54. The top of the positioning and conveying table 51 is provided with several vacuum suction holes arranged along the X-axis direction. The XZ-axis clamping and conveying moving drive module 52 is installed on the front of the positioning and conveying table 51. The clamping and conveying mounting plate 53 is installed on the Z-axis of the XZ-axis clamping and conveying moving drive module 52. The clamping and conveying clamps 54 are arranged horizontally along the X-axis direction and installed on the clamping and conveying mounting plate 53. The XZ-axis clamping and conveying moving drive module 52 may be a combination of a linear module and a cylinder.

[0030] When the material handling mechanism 3 transfers the electronic component, the electronic component will be positioned above the first vacuum suction hole on the top of the positioning and handling stage 51. Driven by the XZ axis clamping and handling moving drive module 52, the clamping and handling clamp 54 can sequentially transport the electronic component to the second electrical performance testing mechanism 6 and the electronic component cleaning mechanism 7, and then transport the cleaned electronic component to the optical glass turntable mechanism 8.

[0031] like Figure 6 As shown, the second electrical performance testing mechanism 6 may include a second testing bracket 61, a probe lifting drive module 62, a probe mounting base 63, and a probe 64. The probe 64 lifting drive module 62 is mounted on the second testing bracket 61, and the probe 64 is connected to the probe 64 lifting drive module 62 via the probe 64 mounting base 63.

[0032] When the clamping and conveying mechanism 5 moves the electronic component over, the probe lifting drive module 62 can drive the probe 64 downward to contact the corresponding part on the top of the electronic component, thereby detecting its electrical performance.

[0033] like Figure 6As shown, the electronic component cleaning mechanism 7 may include a YZ-axis cleaning movement drive module 71, a cleaning head mounting plate 72, a cleaning head 73 (with cleaning cotton), and an alcohol storage container 74. The cleaning head 73 is mounted on the Z-axis of the YZ-axis cleaning movement drive module 71 via the cleaning head mounting plate 72, and the alcohol storage container 74 is located below the cleaning head. The YZ-axis cleaning movement drive module 71 may be a combination of a linear module and a cylinder.

[0034] After the electronic component has been tested by the second electrical performance testing mechanism 6, the clamping and conveying mechanism 5 transfers the electronic component to the electronic component cleaning mechanism 7. Driven by the YZ axis cleaning movement drive module 71, the cleaning head 73 picks up the alcohol in the alcohol storage container 74 and moves to the top of the electronic component to clean its top surface.

[0035] In summary, the present invention has a reasonable structural design and can complete a series of automated operations such as automatic feeding, automatic arrangement and transportation, automatic handling, automatic electrical performance testing and automatic cleaning of electronic components. It has a high degree of automation, stable and reliable operation, and is easy to use. It can realize batch testing of electronic components and greatly improve testing efficiency.

[0036] The above embodiments are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited to the above embodiments. Any changes, modifications, substitutions, combinations, or simplifications made without departing from the spirit and principle of the present utility model shall be considered equivalent substitutions and shall be included within the protection scope of the present utility model.

Claims

1. A testing and cleaning unit for a testing device, characterized in that: This includes a loading and conveying mechanism for transporting electronic components in rows onto a discharge conveyor belt mechanism; a discharge conveyor belt mechanism for transporting electronic components in multiple rows; a suction and conveying mechanism for picking up and transferring electronic components from the discharge conveyor belt mechanism to the testing station of a first electrical performance testing mechanism and for picking up and transferring electronic components tested by the first electrical performance testing mechanism to a clamping and conveying mechanism; a first electrical performance testing mechanism for performing electrical performance testing on the bottom part of electronic components; a second electrical performance testing mechanism for performing electrical performance testing on the top part of electronic components; and a mechanism for transferring electronic components from the suction and conveying mechanism. A material handling mechanism sequentially clamps and transfers materials to the second electrical performance testing mechanism, the electronic component cleaning mechanism, and the optical glass turntable mechanism. An electronic component cleaning mechanism is used to clean the surface of electronic components with alcohol. The material handling mechanism is located above the discharge conveyor belt mechanism. The discharge conveyor belt mechanism, the first electrical performance testing mechanism, the second electrical performance testing mechanism, and the electronic component cleaning mechanism are arranged in sequence. The material handling mechanism can move back and forth between the discharge conveyor belt mechanism, the first electrical performance testing mechanism, and the material handling mechanism. The material handling mechanism is located below the second electrical performance testing mechanism and the electronic component cleaning mechanism.

2. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The loading and conveying mechanism includes a loading and conveying bracket, an XYZ axis loading and moving drive module, and a loading and conveying clamp. The XYZ axis loading and moving drive module is mounted on the loading and conveying bracket, and the loading and conveying clamp is mounted on the Z axis of the XYZ axis loading and moving drive module. The XYZ axis loading and moving drive module can drive the loading and conveying clamp to move along the X-axis, Y-axis, and / or Z-axis.

3. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The discharge conveyor belt mechanism includes a Y-axis conveying and moving drive module, a discharge conveyor belt, spacer blocks, and end limiting blocks. The discharge conveyor belt is mounted on the Y-axis conveying and moving drive module, which can drive the discharge conveyor belt to move along the Y-axis direction. Several spacer blocks are arranged at intervals above the discharge conveyor belt along the X-axis direction, and a limiting feeding channel is formed between two adjacent spacer blocks. The end limiting blocks are arranged along the Y-axis direction on the discharge side of the discharge conveyor belt and are located at the ends of all spacer blocks.

4. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The material handling mechanism includes a material handling bracket, an XZ-axis material handling moving drive module, a material handling mounting plate, and several material handling suction cups. The XZ-axis material handling moving drive module is mounted on the material handling bracket, the material handling mounting plate is mounted on the Z-axis of the XZ-axis material handling moving drive module, and the material handling suction cups are arranged longitudinally along the X-axis and mounted on the material handling mounting plate.

5. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The material handling mechanism includes a positioning and handling platform, an XZ-axis material handling and moving drive module, a material handling and moving mounting plate, and several material handling clamps. The top of the positioning and handling platform is provided with several vacuum suction holes arranged along the X-axis direction. The XZ-axis material handling and moving drive module is installed on the front of the positioning and handling platform. The material handling and moving mounting plate is installed on the Z-axis of the XZ-axis material handling and moving drive module. The material handling clamps are arranged horizontally along the X-axis direction and installed on the material handling and moving mounting plate.

6. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The first electrical performance testing mechanism includes a first testing bracket, a testing platform, a testing seat, a testing probe, a testing block, and a block lifting drive cylinder. The testing platform is horizontally mounted on the first testing bracket. At least one testing seat is provided and mounted on the testing platform. The testing probe is vertically mounted on each testing seat. The testing blocks are located on both sides of each testing seat. At least one block lifting drive cylinder is provided and connected to the testing blocks on both sides of each testing seat.

7. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The second electrical performance testing mechanism includes a second testing bracket, a probe lifting drive module, a probe mounting base, and a probe. The probe lifting drive module is mounted on the second testing bracket, and the probe is connected to the probe lifting drive module via the probe mounting base.

8. The testing and cleaning unit of the testing equipment according to claim 1, characterized in that: The electronic component cleaning mechanism includes a YZ-axis cleaning movement drive module, a cleaning head mounting plate, a cleaning head, and an alcohol storage container. The cleaning head is mounted on the Z-axis of the YZ-axis cleaning movement drive module via the cleaning head mounting plate, and the alcohol storage container is located below the cleaning head.

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