CN113238137A

CN113238137A - High-efficient diode detection device

Info

Publication number: CN113238137A
Application number: CN202110568358.4A
Authority: CN
Inventors: 张帆; 卢维明
Original assignee: Jiangsu Poppula Semiconductor Co ltd
Current assignee: Jiangsu Poppula Semiconductor Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-08-10

Abstract

The invention discloses a high-efficiency diode detection device, which comprises a detection table, wherein a support frame is arranged on the upper part of the detection table, a vertical mounting plate is arranged on the upper part of the support frame, a group of cylinders is arranged on the upper part of the mounting plate, a connecting plate is arranged at the head end of the telescopic part of each cylinder, a group of bearing seats in the downward direction are arranged at the two ends of the connecting plate, a rotating shaft is arranged in each bearing seat, detection needles are arranged at equal angles at the two ends of the rotating shaft, a groove is formed in the detection table, a tubular motor and a transmission shaft which are parallel to each other are arranged in the groove, limit grooves are formed in the tubular motor and the transmission shaft, a group of conveyor belts are arranged in the limit grooves, a placing groove matched with the detection needles is formed in one group of the conveyor belts, a support rod is also arranged on the detection table, a display screen is arranged on the upper part of the support rod, the display screen is electrically connected with the detection needles, a motor is arranged on the lower part of the connecting plate, and is connected with the two rotating shafts through the drive belt, and has the advantages that: the working efficiency is improved, the detection precision is ensured, and the detection result is ensured.

Description

High-efficient diode detection device

Technical Field

The invention relates to the technical field of diode correlation, in particular to a high-efficiency diode detection device.

Background

A diode is an electronic device made of semiconductor material (silicon, selenium, germanium, etc.). It has one-way conducting performance, that is, when positive voltage is applied to the anode and cathode of the diode, the diode is conducted. When a reverse voltage is applied to the anode and the cathode, the diode is turned off. Therefore, turning on and off the diode corresponds to turning on and off the switch.

Generally, after the diode is produced, in order to ensure the product quality, the performance of the product needs to be detected, including positive and negative resistance values and the correctness of positive and negative marks, while the traditional detection is manual detection, generally, a universal meter is manually used for detecting the positive and negative resistance, and then the quality of the product is determined, so that the work is intermittent, and the work efficiency is low.

Disclosure of Invention

Technical problem to be solved

The technical problem to be solved by the invention is as follows: the traditional detection is manual detection, generally, a universal meter is used manually to detect the blocking of the anode and the cathode, and then the quality of a product is determined, so that the work is intermittent, and the work efficiency is low.

(II) technical scheme

In order to overcome the problems that the traditional detection is manual detection, generally, a universal meter is used for manually detecting the positive and negative electrode blockage, and then the quality of a product is determined, so that the work intermittency is more, and the work efficiency is low, the invention provides the following technical scheme: including examining test table, it is equipped with the strut to examine test table upper portion, strut upper portion is equipped with vertical mounting panel, mounting panel upper portion is equipped with a set of cylinder, cylinder pars contractilis head end is equipped with the connecting plate, the connecting plate both ends are equipped with the decurrent bearing frame of a set of direction, be equipped with the pivot in the bearing frame, angle such as pivot both ends are equipped with the detection needle, it is equipped with the recess in the test table to examine, be equipped with parallel to each other tubulose motor and transmission shaft in the recess, be equipped with the spacing groove on tubulose motor and the transmission shaft, the spacing inslot is equipped with a set of conveyer belt, be equipped with on a set of conveyer belt and detect needle matched with standing groove, it still is equipped with.

Further, the detection needle comprises a spring sleeve, a telescopic part and a needle head, a spindle-shaped limiting rod is arranged in the spring sleeve, springs are sleeved at two ends of the limiting rod, the springs are arranged in the spring sleeve, the telescopic part is matched and connected with the spring sleeve in an inserting mode, bulges and grooves which are matched with each other are arranged at the connecting part of the telescopic part and the limiting rod, and the needle head is connected in the telescopic part in an inserting mode.

Furthermore, a sliding groove is arranged on the spring sleeve, and sliding blocks matched with the sliding groove on the spring sleeve are arranged on two sides of the limiting rod.

Furthermore, the detection needles in the same group on the two rotating shafts have opposite or same electrical property.

(III) advantageous effects

The invention has the beneficial effects that:

(1) the mechanical transmission detection replaces manual single detection, so that on one hand, the continuity of work can be effectively improved, the work efficiency is improved, meanwhile, the detection precision is also ensured, and the detection result is ensured;

(2) the detection needles in the same group on the two rotating shafts have opposite or same electrical property, and when the electrical property is the same, the detection needles are equivalent to performing secondary rechecking on the same product, so that the detection effect is further ensured; when the electrical property is opposite, the different prevention of the positive and negative electrodes of the product can be detected at one time, the product quality is represented, the use is more diversified, and the detection result is more scientific and reliable.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of part A;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a schematic view of the structure of the detection needle;

in the figure: 1-detection table, 2-support frame, 3-mounting plate, 4-cylinder, 5-connecting plate, 6-bearing seat, 7-rotating shaft, 8-detection needle, 9-tubular motor, 10-transmission shaft, 11-conveyor belt, 12-placing groove, 13-support rod, 14-display screen, 15-motor, 16-conveyor belt and 17-diode;

8 a-spring sleeve, 8 b-telescopic part, 8 c-needle head, 8 d-limiting rod, 8 e-spring and 8 f-sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides the following technical solutions: including examining test table 1, it is equipped with strut 2 to examine test table 1 upper portion, 2 upper portions of strut are equipped with

vertical mounting panel

3, 3 upper portions of mounting panel are equipped with a set of

cylinder

4, 4 pars contractilis head ends of cylinder are equipped with connecting

plate

5, 5 both ends of connecting plate are equipped with a set of decurrent bearing frame 6 of direction, be equipped with pivot 7 in the bearing frame 6, angle such as 7 both ends of pivot are equipped with detects needle 8, be equipped with the recess in examining test table 1, be equipped with parallel to each other tubulose motor 9 and transmission shaft 10 in the recess, be equipped with the spacing groove on tubulose motor 9 and the transmission shaft 10, the spacing inslot is equipped with a set of conveyer belt 11, be equipped with on a set of conveyer belt 11 and detect needle 8 matched with standing groove 12, still be equipped with vaulting pole 13 on examining test table 1, vaulting pole 13 upper portion is equipped with display screen 14, display screen 14 and the electric connection of detecting

needle

8, 5 lower parts are equipped with motor 15, motor 15 is connected with two pivots 7 through drive belt 16.

Furthermore, the detection needle 8 comprises a spring sleeve 8a, a telescopic part 8b and a needle head 8c, a spindle-shaped limiting rod 8d is arranged in the spring sleeve 8a, springs 8e are sleeved at two ends of the limiting rod 8d, the springs 8e are arranged in the spring sleeve 8a, the telescopic part 8b is matched and spliced with the spring sleeve 8a, a mutually matched bulge and a mutually matched groove are arranged at the joint of the telescopic part 8b and the limiting rod 8d, and the needle head 8c is spliced in the telescopic part 8b, so that the needle head 8c and the placing groove 12 can be effectively clamped with the diode, and the needle head 8c is prevented from being damaged due to overlarge pressure; a sliding groove is formed in the spring sleeve 8a, and sliding blocks 8f matched with the sliding groove in the spring sleeve 8a are arranged on two sides of the limiting rod 8d, so that the detection needle 8c is prevented from being bent due to overlarge pressure; the detection needles 8 in the same group on the two rotating shafts 7 have opposite or same electrical property, and when the electrical property is the same, the secondary rechecking is performed on the same product, so that the detection effect is further ensured; when the electrical property is opposite, the different prevention of the positive and negative electrodes of the product can be detected at one time, the product quality is represented, the use is more diversified, and the detection result is more scientific and reliable.

When the device is used, pins at two ends of the diode 17 are placed in the group of placing grooves 12, then the diode 17 moves forwards under the action of the tubular motor 9 and the transmission shaft 10, meanwhile, the detection needle 8 rotates around the shaft under the action of the motor 15, and the group of needle heads 8c are in contact with the diode 17 in the placing grooves 12, so that numerical values can be read from the display screen 14; when the electrical property is opposite, the different prevention of the positive and negative electrodes of the product can be detected at one time, the product quality is represented, the use is more diversified, and the detection result is more scientific and reliable.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high-efficient diode detection device which characterized in that: comprises a detection table (1), a support frame (2) is arranged on the upper portion of the detection table (1), a vertical mounting plate (3) is arranged on the upper portion of the support frame (2), a set of air cylinder (4) is arranged on the upper portion of the mounting plate (3), a connecting plate (5) is arranged at the head end of a telescopic portion of the air cylinder (4), a set of bearing seats (6) with downward directions are arranged at the two ends of the connecting plate (5), a rotating shaft (7) is arranged in each bearing seat (6), detection needles (8) are arranged at equal angles at the two ends of the rotating shaft (7), a groove is formed in the detection table (1), a mutually parallel tubular motor (9) and a transmission shaft (10) are arranged in the groove, a limit groove is formed in each of the tubular motor (9) and the transmission shaft (10), a set of transmission belts (11) is arranged in the limit groove, a set of the transmission belts (11) is provided with placement grooves (12) matched with the detection needles (8), examine and still be equipped with vaulting pole (13) on platform (1), vaulting pole (13) upper portion is equipped with display screen (14), display screen (14) with detect needle (8) electric connection, connecting plate (5) lower part is equipped with motor (15), motor (15) are through drive belt (16) and two pivot (7) are connected.

2. A high efficiency diode detection apparatus as claimed in claim 1, wherein: the detection needle (8) comprises a spring sleeve (8a), a telescopic part (8b) and a needle head (8c), a spindle-shaped limiting rod (8d) is arranged in the spring sleeve (8a), springs (8e) are sleeved at two ends of the limiting rod (8d), the springs (8e) are arranged in the spring sleeve (8a), the telescopic part (8b) is matched with and spliced with the spring sleeve (8a), the telescopic part (8b) and the joint of the limiting rod (8d) are provided with bulges and grooves which are matched with each other, and the needle head (8c) is spliced in the telescopic part (8 b).

3. A high efficiency diode detection apparatus as claimed in claim 2, wherein: the spring sleeve (8a) is provided with a sliding groove, and two sides of the limiting rod (8d) are provided with sliding blocks (8f) matched with the sliding groove on the spring sleeve (8 a).

4. A high efficiency diode detection apparatus as claimed in claim 1, wherein: the detection needles (8) in the same group on the two rotating shafts (7) are opposite in electrical property or the same in electrical property.