CN211627635U - Color Doppler ultrasound control module PCBA wire harness automatic test fixture - Google Patents
Color Doppler ultrasound control module PCBA wire harness automatic test fixture Download PDFInfo
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- CN211627635U CN211627635U CN201922470158.6U CN201922470158U CN211627635U CN 211627635 U CN211627635 U CN 211627635U CN 201922470158 U CN201922470158 U CN 201922470158U CN 211627635 U CN211627635 U CN 211627635U
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- color doppler
- doppler ultrasound
- automatic test
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- 238000002604 ultrasonography Methods 0.000 title claims abstract description 19
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- 238000011990 functional testing Methods 0.000 description 2
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Abstract
The utility model relates to a color Doppler ultrasound wave control module PCBA pencil automatic test fixture, a fixed cantilever beam on the test box, the middle part level fixed support plate of cantilever beam, be equipped with the holding tank that is used for bearing the test product that awaits measuring on the support plate, the both sides of holding tank are equipped with the locating pin, an inside wall of holding tank is equipped with the spacer pin, be equipped with the positioning screw who is used for fixing a position to the test product that awaits measuring on the entity bottom surface of holding tank, a fixed guide post is erect to the support plate lateral part, top board box cover is arranged in on the guide post, the test faller is installed to the bottom surface of top board box, it has test probe to distribute on the test faller, a top installation support of cantilever beam, the motion pole is erect and is cooperated in the sliding sleeve of support, the. The automatic function test that realizes PCBA pencil, the action of pushing down is easily accomplished to the mechanism that pushes down of crank link mechanism form, and the motion pole of fixed stroke guarantees to push down the fixed not skew in position.
Description
Technical Field
The utility model relates to a color Doppler ultrasound control module PCBA pencil automatic test fixture is related to.
Background
At present, when the connection process that relates to color Doppler's super control module PCBA pencil does not have the clear requirement to the colour of test pencil, the welding engineering of pencil dislocation, reverse phenomenon appear easily in two PCB's corresponding hole sites, and traditional pencil test is artifical universal meter test, and the wrong judgement appears consuming time or easily in the test.
Conventional pencil test fixture, with test pencil tiling, the test needle of test faller is up, then the top board pushes down, the pencil of test is hindered to easy pressing, and test fixture connects computer terminal control and accomplishes the test, leads to test fixture general volume great, and the test is built and is called the problem consuming time such as test procedure.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art existence, provide a color Doppler ultrasound control module PCBA pencil automatic test fixture.
The purpose of the utility model is realized through the following technical scheme:
color Doppler ultrasound control module PCBA pencil automatic test tool, characteristics are: the cantilever beam is fixed on the test box, a support plate is horizontally fixed in the middle of the cantilever beam, a containing groove used for bearing a test product to be tested is arranged on the support plate, positioning pins are arranged on two sides of the containing groove, a limiting pin is arranged on an inner side wall of the containing groove, a positioning screw used for positioning the test product to be tested is arranged on the solid bottom surface of the containing groove, a guide post is vertically fixed on the side portion of the support plate, an upper pressure plate box is sleeved on the guide post and can move up and down along the guide post, a test needle plate is installed on the bottom surface of the upper pressure plate box, test probes are distributed on the test needle plate, a support is installed at the top of the cantilever beam, a moving rod is vertically matched in a sliding sleeve of the support, the bottom end.
Further, foretell color Doppler ultrasound control module PCBA pencil automatic test tool, wherein, articulated a crank on the support, the crank is articulated with the one end of connecting rod, and the other end of connecting rod is articulated with the motion pole, and the crank rotates and passes through the connecting rod and drive the motion pole up-and-down motion in the sliding sleeve.
Further, the automatic test fixture of colored super control module PCBA pencil, wherein, install a handle on the crank.
Further, the automatic test fixture of colored super control module PCBA pencil, wherein, be equipped with the compression leg on the lower bottom surface of last clamp plate box.
Further, the color Doppler ultrasound control module PCBA wire harness automatic test fixture is characterized in that the test probe is connected with the relay, the relay is connected with the single chip microcomputer controller, the power supply is electrically connected with the single chip microcomputer controller and a product to be tested respectively, and the clock circuit, the interrupter, the EEPROM and the static random access memory are connected to the single chip microcomputer controller.
Further, the automatic test fixture of color Doppler ultrasound control module PCBA pencil, wherein, single chip controller is the single chip controller of model STC89C 52.
Further, foretell color Doppler ultrasound control module PCBA pencil automatic test tool, wherein, the LCD display screen is connected with single chip microcomputer controller to be fixed in on the test box.
Further, foretell color Doppler current instrument control module PCBA pencil automatic test tool, wherein, the material of going up the clamp plate box is transparent ya keli material.
Compared with the prior art, the utility model have apparent advantage and beneficial effect, the concrete aspect that embodies is in following:
the utility model discloses automatic realize the functional test to various super control module PCBA pencil, the holding tank that bears the PCBA board has on the support plate, two locating pins on the holding tank of both sides prevent test PCBA displacement, the location structure to the veneer location has on the entity bottom surface of holding tank, the mechanism pushes down of crank link mechanism form, the action is pushed down in light completion, and can guarantee fixed stroke, the motion pole of fixed stroke guarantees to push down rigidity and does not squint, the test of whole pencil function is accomplished to the test circuit who comprises the singlechip. Is simple and applicable, and is a new practical design.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1: the structure of the utility model is shown schematically;
FIG. 2: schematic diagram of the test circuit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the directional terms and the sequence terms and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
As shown in figure 1, the automatic test fixture for PCBA wire harness of color Doppler ultrasound control module comprises a cantilever beam 8 fixed on a test box 10, a carrier plate 6 horizontally fixed in the middle of the cantilever beam 8, a containing tank for bearing the test product to be tested arranged on the carrier plate 6, locating pins arranged on two sides of the containing tank for preventing the PCBA from moving, a limit pin arranged on an inner side wall of the containing tank, a locating screw for locating the test product to be tested arranged on the bottom surface of the containing tank, a guide post 9 vertically fixed on the side part of the carrier plate 6, an upper pressure plate box 4 sleeved on the guide post 9, can move up and down along the upper pressure plate, a testing needle plate is arranged on the bottom surface of the upper pressure plate box 4, testing probes 12 are distributed on the testing needle plate, a support is arranged on the top of the cantilever beam 8, the moving rod 2 is vertically matched in a sliding sleeve 3 of the support, the bottom end of the motion rod 2 is connected with the upper pressing plate box 4, and the motion rod 2 moves to drive the upper pressing plate box 4 to move up and down on the test needle plate.
The lower bottom surface of the upper pressure plate box 4 is provided with a pressure column 5, and the pressure column 5 ensures that the PCBA cannot be inclined. The upper pressing plate box 4 is made of transparent acrylic material.
A crank is hinged to the support, the crank is hinged to one end of the connecting rod, the other end of the connecting rod is hinged to the moving rod 2, a handle 1 is installed on the crank, the handle 1 enables the crank to rotate, and then the moving rod 2 is driven by the connecting rod to move up and down in the sliding sleeve 3.
As shown in fig. 2, the test probe 12 is connected to the relay 13, the relay 13 is connected to the single chip microcomputer controller 14, the single chip microcomputer controller 14 is a model STC89C52 single chip microcomputer controller, the power supply 15 is electrically connected to the single chip microcomputer controller 14 and the product 11 to be tested, respectively, and the clock circuit 16, the interrupter 17, the EEPROM18 and the static random access memory 19 are connected to the single chip microcomputer controller 14; the LCD display screen is connected with the single chip microcomputer controller 14 and is fixed on the test box 10.
In specific application, a product to be tested (PCBA) 11 is placed in the accommodating groove of the carrier plate 6, and is positioned and limited by the positioning pin, the limiting pin and the positioning screw rod; make crank rotation through handle 1, and then drive motion pole 2 downstream in sliding sleeve 3 through the connecting rod, be convenient for easily accomplish through crank link mechanism and push down the action, the motion pole of fixed stroke guarantees to push down the rigidity and do not squint, and test probe 12 is down to switch on with the product contact, constitutes test circuit. The power supply 15 provides required power supply voltage, and the single chip microcomputer controller 14 tests the overall function of the test wiring harness; and after the test switch is pressed down, the whole test of the test wire harness is automatically completed, and the LCD display screen displays the test process and the test result.
The cover plate of the test box 10 is provided with a concave groove which prevents the test wire harness from naturally hanging and being extruded and deformed in the test process. The upper pressing plate box 4 made of the transparent acrylic plate can directly observe the appearance of a testing needle plate in the pressing plate box and test whether a Pin needle is inclined or not, the replacement operation is convenient, pressing columns are arranged on the pressing plate and the lower plate, and the pressing columns guarantee that the PCBA cannot be inclined.
To sum up, the utility model discloses automatic realize having the holding tank that bears the PCBA board on the support plate to the functional test of various super control module PCBA pencil, two locating pins on the holding tank of both sides prevent to test PCBA displacement, have the location structure to the veneer location on the entity bottom surface of holding tank, the mechanism that pushes down of crank link mechanism form, the action is pushed down in light completion to can guarantee fixed stroke, fixed stroke's motion pole is ensured to push down the rigidity and is not squinted, the test of whole pencil function is accomplished to the test circuit who comprises the singlechip. Is simple and applicable, and is a new practical design.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (8)
1. Color Doppler ultrasound control module PCBA pencil automatic test tool, its characterized in that: a cantilever beam (8) is fixed on a test box (10), a carrier plate (6) is horizontally fixed in the middle of the cantilever beam (8), a containing groove for bearing a test product to be tested is arranged on the carrier plate (6), locating pins are arranged on two sides of the containing groove, a limiting pin is arranged on one inner side wall of the containing groove, a locating screw rod for locating the test product to be tested is arranged on the solid bottom surface of the containing groove, a guide post (9) is vertically fixed on the side part of the carrier plate (6), an upper pressure plate box (4) is sleeved on the guide post (9), can move up and down along the upper and lower parts, a testing needle plate is arranged on the bottom surface of the upper pressure plate box (4), testing probes (12) are distributed on the testing needle plate, a support is arranged on the top of the cantilever beam (8), the moving rod (2) is vertically matched in a sliding sleeve (3) of the support, the bottom end of the motion rod (2) is connected with the upper pressure plate box (4), and the motion rod (2) drives the upper pressure plate box (4) to move up and down.
2. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 1, characterized in that: a crank is hinged on the support, the crank is hinged with one end of a connecting rod, the other end of the connecting rod is hinged with the moving rod (2), and the crank rotates to drive the moving rod (2) to move up and down in the sliding sleeve (3) through the connecting rod.
3. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 2, characterized in that: a handle (1) is arranged on the crank.
4. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 1, characterized in that: the lower bottom surface of the upper pressing plate box (4) is provided with a pressing column (5).
5. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 1, characterized in that: the test probe (12) is connected with the relay (13), the relay (13) is connected with the single chip microcomputer controller (14), the power supply (15) is electrically connected with the single chip microcomputer controller (14) and a product to be tested (11) respectively, and the clock circuit (16), the interrupter (17), the EEPROM (18) and the static random access memory (19) are connected to the single chip microcomputer controller (14).
6. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 5, characterized in that: the singlechip controller (14) is a singlechip controller with model STC89C 52.
7. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 5, characterized in that: the LCD display screen is connected with the single chip microcomputer controller (14) and is fixed on the test box (10).
8. The color Doppler ultrasound control module PCBA wire harness automatic test fixture according to claim 1, characterized in that: the upper pressing plate box (4) is made of transparent acrylic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470158.6U CN211627635U (en) | 2019-12-31 | 2019-12-31 | Color Doppler ultrasound control module PCBA wire harness automatic test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470158.6U CN211627635U (en) | 2019-12-31 | 2019-12-31 | Color Doppler ultrasound control module PCBA wire harness automatic test fixture |
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| Publication Number | Publication Date |
|---|---|
| CN211627635U true CN211627635U (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922470158.6U Expired - Fee Related CN211627635U (en) | 2019-12-31 | 2019-12-31 | Color Doppler ultrasound control module PCBA wire harness automatic test fixture |
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| Country | Link |
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| CN (1) | CN211627635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156300A (en) * | 2021-05-21 | 2021-07-23 | 欧朗电子科技有限公司 | Automatic testing arrangement of new forms of energy BMS PCBA board |
| CN113252301A (en) * | 2021-06-21 | 2021-08-13 | 深之蓝(天津)水下智能科技有限公司 | Underwater booster test fixture and test device |
-
2019
- 2019-12-31 CN CN201922470158.6U patent/CN211627635U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113156300A (en) * | 2021-05-21 | 2021-07-23 | 欧朗电子科技有限公司 | Automatic testing arrangement of new forms of energy BMS PCBA board |
| CN113156300B (en) * | 2021-05-21 | 2023-03-14 | 欧朗电子科技有限公司 | Automatic testing arrangement of new forms of energy BMS PCBA board |
| CN113252301A (en) * | 2021-06-21 | 2021-08-13 | 深之蓝(天津)水下智能科技有限公司 | Underwater booster test fixture and test device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 |
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| CF01 | Termination of patent right due to non-payment of annual fee |