CN220820074U

CN220820074U - Test fixture

Info

Publication number: CN220820074U
Application number: CN202322367139.7U
Authority: CN
Inventors: 冯刚
Original assignee: Shaanxi Huaxing Xinrong Technology Co ltd
Current assignee: Shaanxi Huaxing Xinrong Technology Co ltd
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2024-04-19
Anticipated expiration: 2033-09-01

Abstract

The utility model discloses a test fixture, which comprises: the device comprises an operating platform, wherein the upper surface of the operating platform is provided with a mounting groove and a swinging groove, chip capacitor storage components are movably mounted in the mounting groove and the swinging groove, one end of the operating platform is fixedly provided with a linear module, one end of a linear module moving block is fixedly provided with a connecting block, one end of the connecting block is fixedly provided with a display, the lower surface of the display is fixedly provided with a chip capacitor detection plate, and the chip capacitor detection plate can move downwards to fit into the chip capacitor storage components. According to the utility model, through the design of the chip capacitor detection plate and the chip capacitor storage component, the effects of neatly placing and detecting a plurality of groups of chip capacitors can be quickly achieved, so that the detection efficiency of the chip capacitors is increased.

Description

Test fixture

Technical Field

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

Background

HALT is a method for rapidly finding out the design defects, operation margin, structural strength and other limit performances of a product by applying a step stress to the product, and improving and increasing the limit value of the product, thereby improving the firmness and reliability of the product. Stresses applied to the product include vibration, high and low temperatures, temperature cycling, integrated stresses, and the like. HALT test is also required in the development and production process of chip type multilayer ceramic capacitors (MLCCs for short).

The utility model discloses a capacitor detection tool as the patent of publication number CN101482584A, including detecting instrument, display instrument, set up circuit controller, the universal meter passes through the interface and links to each other with circuit controller, adopts the device of general-purpose detection capacitor, adopts the tool to detect, has ensured the quality of inductor, has improved the qualification rate of product.

However, when the device tests the chip capacitors, the detection operation is carried out on the single chip capacitors at the same time, the individual chip capacitors are small, the individual chip capacitors are unstable in pinching during detection, the situation of falling and breaking is caused, and because the number of the chip capacitors to be tested is large, a long time is consumed for all the chip capacitors to be tested, so that the test efficiency of the chip capacitors is reduced.

Disclosure of utility model

The utility model aims to provide a test fixture for solving the problem that the automatic placement and detection of a plurality of groups of chip capacitors are not carried out in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A test fixture, comprising: the upper surface of the operating platform is provided with a mounting groove and a swinging groove, and chip capacitor storage components are movably arranged in the mounting groove and the swinging groove;

Wherein, one end of the operating platform is fixedly provided with a linear module, one end of the linear module moving block is fixedly provided with a connecting block, a display is fixedly arranged at one end of the connecting block, and a chip capacitor detection plate is fixedly arranged on the lower surface of the display;

Wherein the chip capacitor sensing plate is capable of being downwardly moved into engagement with the chip capacitor storage assembly.

Preferably, the chip capacitor storage component comprises a motor, the motor is fixedly arranged in the mounting groove, an eccentric shaft is rotatably arranged on the upper surface of an output shaft of the motor, and a placing plate is rotatably arranged on the upper surface of the eccentric shaft.

Preferably, sliding grooves are formed in four corners of the outer surface of the placing plate, the sliding grooves are slidably mounted on the outer surface of the sliding plate, the sliding plate is fixedly mounted on the upper surface of the operating platform, and the placing plate is located above the swinging grooves.

Preferably, a chip capacitor tray is inserted and mounted in the placement plate, an embedding groove is formed in the upper surface of the chip capacitor tray, and a chip capacitor can be placed in the embedding groove.

Preferably, the embedded groove can be vertically opposite to the detection contact, the detection contact is fixedly arranged on the lower surface of the detection plate of the chip capacitor, and every two groups of detection contacts can be contacted with two ends of one group of chip capacitors.

Preferably, the two ends of the outer surface of the chip capacitor tray are fixedly provided with lifting plates, the lifting plates can be fit in the butt joint grooves, and the butt joint grooves are formed in the two ends of the upper surface of the placing plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. Through the design of eccentric shaft and placing the board, when detecting multiunit chip capacitor, the accessible is emptyd it into the capacitor tray in, can start motor drive output shaft one end fixed mounting carries out around the circle rotation at the eccentric shaft afterwards, thereby just can drive upper surface swing joint place the board and reciprocate and shake the screen motion, and place the board and shake the in-process of screen motion and can slide screen motion operation in slider surface department through the sliding tray, can avoid placing the board and appear the condition of slope in the in-process of reciprocal rocking, thereby just can drive the condenser and rock the operation, so that the chip capacitor is driven by the force of reciprocal rocking screen motion and falls into the embedded groove and neatly put, and shake the in-process staff that the screen motion can push away the slip in the capacitor tray with the palm, so as to accelerate chip capacitor entering the efficiency of embedded groove, thereby reach and can neatly put multiunit chip capacitor fast.

2. Through the design of chip capacitor pick-up plate and detection contact, the chip capacitor gets into the embedded groove in the back, can start sharp module and drive chip capacitor pick-up plate and move down the operation, thereby just can make chip capacitor pick-up plate push down to the capacitor tray in, and chip capacitor pick-up plate can be through the inclined plane of seting up of lower surface and the inclined plane extrusion that the capacitor tray upper surface was seted up mutually, thereby just can drive electric appliance gas tray and be in the center department of operation panel upper end, with capacitor pick-up plate vertical opposite, thereby chip capacitor pick-up plate just can drive the detection contact of lower surface and embedded groove vertical opposite, just can make the contact push down and press at the both ends of chip capacitor rather than carrying out the electricity connection, in order to carry out the circular telegram test to the capacitor piece, and also can edit corresponding testing procedure and be connected with the display, make it output testing result on the display, thereby can carry out the detection operation to the multiunit chip capacitor fast.

Drawings

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

FIG. 2 is a schematic diagram of a chip capacitor test plate according to the present utility model;

Fig. 3 is a schematic view of a chip capacitor storage module according to the present utility model.

In the figure: 1. an operation table; 101. a mounting groove; 102. a slide sheet; 103. a swinging groove; 2. detecting a contact; 201. a linear module; 202. a connecting block; 203. a chip capacitor detection plate; 204. a display; 3. a chip capacitor storage assembly; 301. a motor; 302. an eccentric shaft; 303. placing a plate; 304. a sliding groove; 305. a butt joint groove; 306. a capacitor tray; 307. an embedding groove; 308. lifting the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

as shown in fig. 1-2, a test fixture includes: the device comprises an operation table 1, wherein an installation groove 101 and a swinging groove 103 are formed in the upper surface of the operation table 1, a chip capacitor storage component 3 is movably installed in the installation groove 101 and the swinging groove 103, a linear module 201 is fixedly installed at one end of the operation table 1, a connecting block 202 is fixedly installed at one end of a moving block of the linear module 201, a display 204 is fixedly installed at one end of the connecting block 202, a chip capacitor detection plate 203 is fixedly installed on the lower surface of the display 204, and the chip capacitor detection plate 203 can be downwardly moved to fit into the chip capacitor storage component 3.

The chip capacitor storing assembly 3 comprises a motor 301, the motor 301 is fixedly arranged in the mounting groove 101, an eccentric shaft 302 is rotatably arranged on the upper surface of an output shaft of the motor 301, and a placing plate 303 is rotatably arranged on the upper surface of the eccentric shaft 302.

Sliding grooves 304 are formed in four corners of the outer surface of the placing plate 303, the sliding grooves 304 are slidably mounted on the outer surface of the sliding plate 102, the sliding plate 102 is fixedly mounted on the upper surface of the operating platform 1, and the placing plate 303 is located above the inside of the swinging groove 103.

A chip capacitor tray 306 is inserted into the placement plate 303, an embedded groove 307 is formed in the upper surface of the chip capacitor tray 306, and a chip capacitor can be placed in the embedded groove 307.

Through the design of eccentric shaft 302 and place board 303, when detecting multiunit piece formula condenser, the accessible is poured into in the condenser tray 306 with it, can start motor 301 drive output shaft one end fixed mounting and rotate around the circle afterwards at eccentric shaft 302, thereby just can drive upper surface swing joint place board 303 and carry out reciprocal shake sieve and move, and place board 303 can carry out slip sieve operation at slider 102 surface department through sliding tray 304 in the in-process of shake sieve and move, can avoid placing board 303 and appear the condition of slope in reciprocal in-process of rocking, thereby just can drive the condenser 306 and shake the operation, so that the piece formula condenser is driven by the force of reciprocal shake sieve and falls into the embedded groove 307 and put neatly, and the in-process staff that shakes the sieve can use the palm to push away in the condenser tray 306 and slide, so as to accelerate the efficiency that the piece formula condenser gets into the embedded groove 307, thereby reach and can put neatly the multiunit piece formula condenser fast.

As shown in fig. 3, the insertion groove 307 can be vertically opposed to the detection contacts 2, and the detection contacts 2 are fixedly mounted on the lower surface of the chip capacitor detection plate 203, and each two sets of detection contacts 2 can be brought into contact with both ends of one set of chip capacitors.

The two ends of the outer surface of the chip capacitor tray 306 are fixedly provided with lifting plates 308, the lifting plates 308 can be fit in the butt joint grooves 305, and the butt joint grooves 305 are formed in the two ends of the upper surface of the placing plate 303.

Through the design of chip capacitor pick-up plate 203 and detection contact 2, after chip capacitor gets into embedded groove 307, can start straight line module 201 and drive chip capacitor pick-up plate 203 and move down the operation, thereby just can make chip capacitor pick-up plate 203 push down to in the capacitor tray 306, and chip capacitor pick-up plate 203 can be offered through the lower surface and slide the face with the oblique slip face that the upper surface offered of capacitor tray 306 extruded mutually, thereby just can drive electrical apparatus gas tray 306 in the center department of operation panel upper end, vertically opposite with capacitor pick-up plate 203, thereby chip capacitor pick-up plate 203 just can drive the detection contact 2 of lower surface and embedded groove 307 vertically opposite, just can make detection contact 2 push down and press and carry out electric connection with it at the both ends of chip capacitor, in order to carry out the circular telegram test to the capacitor chip, and also can edit corresponding testing procedure and be connected with display 204, make it output the testing result on display 204.

According to the technical scheme, the working steps of the scheme are summarized and carded:

When a plurality of groups of chip capacitors are detected, the chip capacitors can be poured into the capacitor tray 306, then the motor 301 can be started to drive one end of the output shaft to be fixedly arranged on the eccentric shaft 302 to rotate around a circle, so that the placing plate 303 with the upper surface movably connected with the placing plate can be driven to reciprocate to shake and screen, the placing plate 303 can slide and screen at the surface of the sliding plate 102 through the sliding groove 304 in the shaking and screening process, the situation that the placing plate 303 inclines in the reciprocating and shaking process can be avoided, the capacitor 306 can be driven to shake and operate, the chip capacitors can be driven to fall into the embedded groove 307 to be orderly placed by the force of the reciprocating and shaking and screening process, workers can push and slide in the capacitor tray 306 by the palm of the hand in the shaking and screening process, so that the chip capacitors can enter the embedded groove 307 more efficiently, and then, the linear module 201 can be started to drive the chip capacitor detection plate 203 to move downwards, so that the chip capacitor detection plate 203 can be pressed down into the capacitor tray 306, the chip capacitor detection plate 203 can be extruded with the inclined sliding surface arranged on the upper surface of the capacitor tray 306 through the inclined sliding surface arranged on the lower surface, so that the electric appliance gas tray 306 is driven to be positioned at the center of the upper end of the operating platform and vertically opposite to the capacitor detection plate 203, the chip capacitor detection plate 203 can drive the detection contact 2 on the lower surface to vertically opposite to the embedded groove 307, the detection contact 2 can be pressed down to be in contact with the two ends of the chip capacitor to be electrically connected with the detection contact, so that the chip capacitor is electrified to be tested, the corresponding detection program can be edited to be connected with the display 204, the detection result can be output on the display 204, the chip capacitor detection plate 203 can be lifted up for reset in the detection process, the worker then can then snap over the ends of the lifting plate 308 to remove the capacitor tray 306 from the placement plate 303, and then pour the inspected chip capacitors, and then inspect the next group of chip capacitors.

To sum up: the chip capacitor detection device has the effects of rapidly and orderly placing and detecting a plurality of groups of chip capacitors, so that the detection efficiency of the chip capacitors is improved, and the product qualification rate is detected.

None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A test fixture is characterized in that: comprising the following steps: the device comprises an operation table (1), wherein an installation groove (101) and a swinging groove (103) are formed in the upper surface of the operation table (1), and a chip capacitor storage component (3) is movably installed in the installation groove (101) and the swinging groove (103);

The device comprises an operating platform (1), a linear module (201) and a connecting block (202), wherein the linear module (201) is fixedly arranged at one end of the operating platform, the connecting block (202) is fixedly arranged at one end of the linear module (201), a display (204) is fixedly arranged at one end of the connecting block (202), and a chip capacitor detection plate (203) is fixedly arranged on the lower surface of the display (204);

Wherein the chip capacitor detection plate (203) can be fitted into the chip capacitor storage component (3) in a downward movement manner.

2. The test fixture of claim 1, wherein: the chip capacitor storage assembly (3) comprises a motor (301), the motor (301) is fixedly arranged in the mounting groove (101), an eccentric shaft (302) is rotatably arranged on the upper surface of an output shaft of the motor (301), and a placing plate (303) is rotatably arranged on the upper surface of the eccentric shaft (302).

3. The test fixture of claim 2, wherein: the four corners of the outer surface of the placing plate (303) are provided with sliding grooves (304), the sliding grooves (304) are slidably arranged on the outer surface of the sliding sheet (102), the sliding sheet (102) is fixedly arranged on the upper surface of the operating platform (1), and the placing plate (303) is positioned above the inside of the swinging groove (103).

4. The test fixture of claim 2, wherein: a chip capacitor tray (306) is inserted and installed in the placement plate (303), an embedded groove (307) is formed in the upper surface of the chip capacitor tray (306), and a chip capacitor can be placed in the embedded groove (307).

5. The test fixture of claim 4, wherein: the embedded grooves (307) can be vertically opposite to the detection contacts (2), the detection contacts (2) are fixedly arranged on the lower surface of the chip capacitor detection plate (203), and every two groups of detection contacts (2) can be contacted with two ends of one group of chip capacitors.

6. The test fixture of claim 4, wherein: the chip capacitor tray (306) surface both ends are all fixed mounting and are lifted board (308), lift board (308) can agree with in butt joint groove (305), butt joint groove (305) are seted up in placing board (303) upper surface both ends.