CN219039282U

CN219039282U - Sphygmomanometer LED test fixture

Info

Publication number: CN219039282U
Application number: CN202223393876.6U
Authority: CN
Inventors: 李建辉; 宋平团
Original assignee: Shenzhen Anberg Measurement And Control Technology Co ltd
Current assignee: Shenzhen Anberg Measurement And Control Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-16
Anticipated expiration: 2032-12-15

Abstract

The utility model relates to a sphygmomanometer LED test fixture, which has the technical scheme that: comprising the following steps: the blood pressure monitor comprises a base, a carrier mechanism for supporting a blood pressure monitor PCB, a testing mechanism for testing LEDs on the blood pressure monitor PCB, a pressing mechanism for pressing the carrier mechanism to the testing mechanism, a driving mechanism for driving the pressing mechanism and a camera mechanism for photographing the tested blood pressure monitor PCB; the testing mechanism is arranged on the base; the carrier mechanism is movably connected with the testing mechanism; the driving mechanism is arranged on the base; the output end of the driving mechanism is fixedly connected with the presser mechanism; the camera mechanism is arranged on the driving mechanism; the carrier mechanism is provided with a plurality of positioning guide posts; positioning holes which are in one-to-one correspondence with the positioning guide posts are formed in the testing mechanism; the positioning hole is provided with a positioning sleeve matched with the positioning guide post; the positioning guide post is inserted into the positioning sleeve; the application has the effects of realizing accurate alignment matching, playing a role in accurate positioning and improving the testing accuracy.

Description

Sphygmomanometer LED test fixture

Technical Field

The utility model relates to the technical field of sphygmomanometer testing, in particular to a sphygmomanometer LED testing jig.

Background

Currently, a sphygmomanometer generally includes a PCB (Printed Circuit Board) printed circuit board, and when the printed circuit board is tested, a test fixture must contact an object to be tested through a probe, and obtain whether a test result (voltage, resistance, etc.) of the object to be tested meets a standard through signal transmission and electric signal analysis.

The file of the test machine with the publication number of CN114047434A and the name of pcb mainly comprises a base and a test table arranged on the base, wherein the test table is provided with a pressing plate and a pressing machine, the test table is provided with a test plate, the test plate is provided with a test needle, and a stand column is arranged between the test plate and the test table; a clearance groove is formed between the upright post and the detection table; the slot height of clearance groove is fifteen centimetres, through simple structure's stand, improves the change mode of detecting the platform, sets up corresponding groove, not only conveniently detects the test of needle and changes, also can improve the stability of supporting through the stand, adapts to the test of multiple PCB board, however, at the in-process of testing, detects the needle and is difficult to accurately carry out accurate contact to the point of awaiting measuring on the PCB board, influences the test accuracy.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the sphygmomanometer LED test fixture which has the functional advantages of realizing accurate alignment matching, playing a role in accurate positioning and improving the test accuracy.

The technical aim of the utility model is realized by the following technical scheme:

a sphygmomanometer LED test fixture, comprising: the blood pressure monitor comprises a base, a carrier mechanism for supporting a PCB of the blood pressure monitor, a testing mechanism for testing LEDs on the PCB of the blood pressure monitor, a pressing mechanism for pressing the carrier mechanism towards the testing mechanism, a driving mechanism for driving the pressing mechanism and a camera mechanism for photographing the PCB of the blood pressure monitor after testing; the testing mechanism is arranged on the base; the carrier mechanism is movably connected with the testing mechanism; the driving mechanism is arranged on the base; the output end of the driving mechanism is fixedly connected with the pressing mechanism; the camera mechanism is arranged on the driving mechanism; the carrier mechanism is provided with a plurality of positioning guide posts; positioning holes which are in one-to-one correspondence with the positioning guide posts are formed in the testing mechanism; the positioning hole is provided with a positioning sleeve matched with the positioning guide post; the positioning guide post is inserted into the positioning sleeve.

Optionally, the carrier mechanism includes: the support plate and a plurality of floating screws; the carrier plate is movably connected with the testing mechanism through a floating screw; the carrier plate is provided with a plurality of accommodating grooves matched with the PCB of the sphygmomanometer; the accommodating groove is provided with a plurality of limiting pins which are inserted in one-to-one correspondence with the limiting holes on the PCB of the sphygmomanometer.

Optionally, the test mechanism includes: the test board is provided with a plurality of test probe groups which are in one-to-one correspondence with the accommodating grooves; the test board is arranged on the base; the test probe set is arranged on the test board; and a through hole into which the corresponding test probe group extends is formed in the bottom of the accommodating groove.

Optionally, the presser mechanism includes: the fixing frame and the pressing plate are used for pressing the carrier mechanism to the testing mechanism; the pressing plate is fixedly connected with the fixed frame; the output end of the driving mechanism is fixedly connected with the fixed frame; the pressing plate is provided with a plurality of pressing blocks which are used for pressing the PCB of the sphygmomanometer at the positions corresponding to the accommodating grooves.

Optionally, the driving mechanism includes: the device comprises a fixing frame and an air cylinder; one end of the fixing frame is arranged on the base, and the other end of the fixing frame is fixedly connected with the air cylinder; the output end of the air cylinder is fixedly connected with the fixed frame.

Optionally, a sliding rail is arranged on the fixing frame; a sliding block is arranged on the fixed frame; the sliding block is in sliding connection with the sliding rail.

Optionally, the camera mechanism includes: a plurality of support rods, support plates, and industrial cameras; one end of the supporting rod is fixedly connected with the driving mechanism, and the other end of the supporting rod is fixedly connected with the supporting plate; the industrial camera is arranged on the supporting plate; the pressing plate is a transparent plate.

Optionally, a double-start button is arranged on the base.

In summary, the utility model has the following beneficial effects: through setting up of location guide pillar and position sleeve, realize accurate counterpoint cooperation, can prevent to produce the skew between carrier mechanism and the testing mechanism, play the effect of accurate location to testing mechanism tests the sphygmomanometer PCB board, in the testing process, after the energization of sphygmomanometer PCB board, camera mechanism takes the image of sphygmomanometer PCB board, so that save or transmit test image.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a carrier mechanism according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the testing mechanism of the present utility model;

fig. 4 is a schematic view of the overall structure of another angle of the present utility model.

In the figure: 1. a base; 11. a double start button; 2. a carrier mechanism; 21. a carrier plate; 211. a receiving groove; 212. a limiting pin; 213. positioning guide posts; 214. a through hole; 22. a floating screw; 3. a testing mechanism; 31. a test board; 311. a positioning sleeve; 32. a test probe set; 4. a presser mechanism; 41. a fixed frame; 42. a pressing plate; 43. briquetting; 44 a slider; 5. a driving mechanism; 51. a fixing frame; 52. a cylinder; 53. a slide rail; 6. a camera mechanism; 61. a support rod; 62. a support plate; 63. industrial cameras.

Detailed Description

In order that the objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

The present utility model will be described in detail below with reference to the accompanying drawings and examples.

The utility model provides a sphygmomanometer LED test fixture, as shown in figures 1-3, comprising: the blood pressure monitor comprises a base 1, a carrier mechanism 2 for supporting a blood pressure monitor PCB, a testing mechanism 3 for testing LEDs on the blood pressure monitor PCB, a pressing mechanism 4 for pressing the carrier mechanism 2 to the testing mechanism 3, a driving mechanism 5 for driving the pressing mechanism 4 and a camera mechanism 6 for photographing the tested blood pressure monitor PCB; the test mechanism 3 is arranged on the base 1; the carrier mechanism 2 is movably connected with the test mechanism 3; the driving mechanism 5 is arranged on the base 1; the output end of the driving mechanism 5 is fixedly connected with the presser mechanism 4; the camera mechanism 6 is arranged on the driving mechanism 5; a plurality of positioning guide posts 213 are arranged on the carrier mechanism 2; positioning holes which are in one-to-one correspondence with the positioning guide posts 213 are formed in the testing mechanism 3; the positioning hole is provided with a positioning sleeve 311 matched with the positioning guide post 213; the positioning guide post 213 is inserted into the positioning sleeve 311.

In practical application, place the sphygmomanometer PCB board on carrier mechanism 2, actuating mechanism 5 drive presser mechanism 4 moves down, so that the presser mechanism 4 drives carrier mechanism 2 to press towards test mechanism 3, through the setting of location guide pillar 213 and position sleeve 311, in the in-process of carrier mechanism 2 pressing towards test mechanism 3, location guide pillar 213 slides on position sleeve 311, realize accurate counterpoint cooperation, can prevent to produce the skew between carrier mechanism 2 and the test mechanism 3, play the effect of accurate location, make carrier mechanism 2 support tightly with test mechanism 3, also make the sphygmomanometer PCB board on carrier mechanism 2 support tightly with test mechanism 3, realize that test mechanism 3 is to the accurate contact of the point that awaits measuring on the sphygmomanometer PCB board, so that test mechanism 3 tests the sphygmomanometer PCB board, specifically, in this application, detect the LED on the sphygmomanometer PCB board whether light, in the test, in the time of test, the image of the sphygmomanometer PCB board is got to camera mechanism 6, so that the transmission of the transport or after preserving or the test mechanism 4 is accomplished, drive mechanism 4 can upwards take the picture, can be moved on the PCB board.

Further, as shown in fig. 2, the carrier mechanism 2 includes: a carrier plate 21 and a plurality of floating screws 22; the carrier plate 21 is movably connected with the test mechanism 3 through a floating screw 22; the carrier plate 21 is provided with a plurality of accommodating grooves 211 which are matched with the PCB of the sphygmomanometer; the accommodating groove 211 is provided with a plurality of limiting pins 212 which are inserted in a one-to-one correspondence manner with the limiting holes on the PCB of the sphygmomanometer.

Specifically, the floating screw 22 adopts the existing floating screw 22, through the arrangement of the floating screw 22, the movable connection between the carrier plate 21 and the testing mechanism 3 is realized, under the condition that the pressing tool mechanism 4 is pressed down, the carrier plate 21 gradually approaches to the testing mechanism 3 until being abutted with the testing mechanism 3, under the condition that the pressing tool mechanism 4 is lifted up, the spring in the floating screw 22 drives the carrier plate 21 to gradually lift up and keep away from the testing mechanism 3, so that the automatic lifting of the carrier plate 21 after the testing is finished is realized, and the next placement of the sphygmomanometer PCB is facilitated; through the setting of a plurality of holding tanks 211, be convenient for place a plurality of sphygmomanometer PCBs, thereby can cooperate the locating hole of sphygmomanometer PCB board to fix a position the sphygmomanometer PCB board through the setting of spacer pin 212, the point of being convenient for the sphygmomanometer PCB board awaits measuring aligns with accredited testing organization 3, improves the rate of accuracy of test.

Further, as shown in fig. 3, the test mechanism 3 includes: the test board 31 and the plurality of test probe groups 32 which are in one-to-one correspondence with the plurality of accommodating grooves 211 are convenient for testing the plurality of sphygmomanometer PCB boards, and the test efficiency is improved; the test board 31 is arranged on the base 1; the test probe group 32 is arranged on the test board 31; the bottom of the accommodating groove 211 is provided with a through hole 214 into which the corresponding test probe set 32 extends.

Specifically, the test probe set 32 includes: a plurality of test probes and a probe card; the probe card is disposed on the test board 31, and the test probes are disposed on the probe card; in the process that the driving mechanism 5 drives the presser mechanism 4 to press downwards, the carrier plate 21 is pressed against the test plate 31, and the test probes extend into the accommodating grooves 211 from the corresponding through holes 214 to be in contact with points to be tested on the PCB of the sphygmomanometer, so that the test of the LEDs of the PCB of the sphygmomanometer is realized.

Further, as shown in fig. 1 and 4, the presser mechanism 4 includes: a fixing frame 41 and a pressing plate 42 for pressing the carrier mechanism 2 against the test mechanism 3; the pressing plate 42 is fixedly connected with the fixed frame 41; the output end of the driving mechanism 5 is fixedly connected with the fixed frame 41; the pressing plate 42 is provided with a plurality of pressing blocks 43 corresponding to the accommodating grooves 211 and used for pressing the PCB of the sphygmomanometer.

Specifically, all around of clamp plate 42 all with fixed frame 41 fixed connection to play the guard action to clamp plate 42, through the setting of briquetting 43, when pressing down in presser mechanism 4, can press the sphygmomanometer PCB board on holding tank 211, prevent that the sphygmomanometer PCB board from being because of the clearance that leaves between clamp plate 42 and the holding tank 211 and the jack-up of interior test probe, improve the stability in the test process.

Further, as shown in fig. 1, the driving mechanism 5 includes: a mount 51 and a cylinder 52; one end of the fixing frame 51 is arranged on the base 1, and the other end is fixedly connected with the air cylinder 52; the output end of the cylinder 52 is fixedly connected with the fixed frame 41. Specifically, the fixing frame 51 and the air cylinder 52 are both vertically arranged, the output end of the air cylinder 52 is arranged downward, and the air cylinder 52 drives the fixing frame 41 to move up and down so that the pressing plate 42 and the pressing block 43 are lifted or pressed against the carrier mechanism 2.

Further, as shown in fig. 1, the fixing frame 51 is provided with a sliding rail 53; a sliding block 44 is arranged on the fixed frame 41; the slide 44 is slidably connected to the slide rail 53.

Specifically, be provided with two slide rails 53 on the mount 51 in this application, two slide rails 53 set up relatively, and the position department that corresponds slide rail 53 on the fixed frame 41 is provided with slider 44 to slider 44 slides on slide rail 53, through the setting of slide rail 53 and slider 44, under the condition of cylinder 52 drive fixed frame 41 motion, improved the stability in the fixed frame 41 motion process.

Further, as shown in fig. 1, the camera mechanism 6 includes: a plurality of support rods 61, support plates 62, and industrial cameras 63; one end of the supporting rod 61 is fixedly connected with the driving mechanism 5, and the other end is fixedly connected with the supporting plate 62; the industrial camera 63 is provided on the support plate 62; the platen 42 is a transparent plate.

Specifically, in the present application, the number of the support rods 61 is 4, and in other embodiments, the number of the support rods 61 may be increased or decreased according to actual situations, and one end of the support rod 61 is fixedly connected with the fixing frame 51; the lens of the industrial camera 63 faces to the carrier plate 21, the pressing plate 42 is a transparent plate, and can be made of transparent materials such as plastics and glass, so that the industrial camera 63 can collect test images of the sphygmomanometer PCB on the carrier plate 21.

Further, as shown in fig. 1 and 3, the base 1 is provided with a double start button 11. The double-start button 11 comprises two buttons, the two buttons are pressed simultaneously to start the test, safety accidents caused by mistakenly touching one of the buttons are prevented, safety is improved, in practical application, a power interface and an emergency stop button are further arranged on the base 1, the power interface is electrically connected with an external power supply to supply power to the test mechanism 3 and the driving mechanism 5, and when an emergency occurs, the emergency stop button is pressed to cut off the power, so that safety performance is improved.

According to the sphygmomanometer LED test fixture, through the arrangement of the positioning guide post 213 and the positioning sleeve 311, accurate alignment matching is realized, offset between the carrier mechanism 2 and the test mechanism 3 can be prevented, and the accurate positioning function is achieved, so that the test mechanism 3 can test the sphygmomanometer PCB, and in the test process, after the sphygmomanometer PCB is electrified, the camera mechanism 6 takes an image of the sphygmomanometer PCB, so that the test image can be stored or transmitted.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a sphygmomanometer LED test fixture which characterized in that includes: the blood pressure monitor comprises a base, a carrier mechanism for supporting a PCB of the blood pressure monitor, a testing mechanism for testing LEDs on the PCB of the blood pressure monitor, a pressing mechanism for pressing the carrier mechanism towards the testing mechanism, a driving mechanism for driving the pressing mechanism and a camera mechanism for photographing the PCB of the blood pressure monitor after testing; the testing mechanism is arranged on the base; the carrier mechanism is movably connected with the testing mechanism; the driving mechanism is arranged on the base; the output end of the driving mechanism is fixedly connected with the pressing mechanism; the camera mechanism is arranged on the driving mechanism; the carrier mechanism is provided with a plurality of positioning guide posts; positioning holes which are in one-to-one correspondence with the positioning guide posts are formed in the testing mechanism; the positioning hole is provided with a positioning sleeve matched with the positioning guide post; the positioning guide post is inserted into the positioning sleeve.

2. The sphygmomanometer LED test fixture of claim 1, wherein the carrier mechanism comprises: the support plate and a plurality of floating screws; the carrier plate is movably connected with the testing mechanism through a floating screw; the carrier plate is provided with a plurality of accommodating grooves matched with the PCB of the sphygmomanometer; the accommodating groove is provided with a plurality of limiting pins which are inserted in one-to-one correspondence with the limiting holes on the PCB of the sphygmomanometer.

3. The sphygmomanometer LED test fixture of claim 2, wherein the test mechanism comprises: the test board is provided with a plurality of test probe groups which are in one-to-one correspondence with the accommodating grooves; the test board is arranged on the base; the test probe set is arranged on the test board; and a through hole into which the corresponding test probe group extends is formed in the bottom of the accommodating groove.

4. The sphygmomanometer LED test fixture of claim 2, wherein the presser mechanism comprises: the fixing frame and the pressing plate are used for pressing the carrier mechanism to the testing mechanism; the pressing plate is fixedly connected with the fixed frame; the output end of the driving mechanism is fixedly connected with the fixed frame; the pressing plate is provided with a plurality of pressing blocks which are used for pressing the PCB of the sphygmomanometer at the positions corresponding to the accommodating grooves.

5. The sphygmomanometer LED test fixture of claim 4, wherein the driving mechanism comprises: the device comprises a fixing frame and an air cylinder; one end of the fixing frame is arranged on the base, and the other end of the fixing frame is fixedly connected with the air cylinder; the output end of the air cylinder is fixedly connected with the fixed frame.

6. The sphygmomanometer LED test fixture according to claim 5, wherein the fixing frame is provided with a sliding rail; a sliding block is arranged on the fixed frame; the sliding block is in sliding connection with the sliding rail.

7. The sphygmomanometer LED test fixture of claim 4, wherein the camera mechanism comprises: a plurality of support rods, support plates, and industrial cameras; one end of the supporting rod is fixedly connected with the driving mechanism, and the other end of the supporting rod is fixedly connected with the supporting plate; the industrial camera is arranged on the supporting plate; the pressing plate is a transparent plate.

8. The LED test fixture of any one of claims 1-7, wherein the base is provided with a double start button.