CN218213230U - Pin polarity detection equipment for capacitor production - Google Patents

Abstract

The utility model discloses a pin polarity detection device for capacitor production, which relates to the technical field of capacitor detection and comprises a shell, wherein four fixed pins are arranged at the bottom of the outer surface of two sides of the shell in a rectangular distribution; a functional area is arranged in the middle of the front surface of the shell; the front surface of the shell is provided with an observation port at a position close to the lower part of the functional area; a polarity detection mechanism is arranged inside the shell; one end of the polarity detection mechanism extends to the outside of the shell and is fixedly connected with the handle, and a locking mechanism is arranged at the connecting position of the polarity detection mechanism and the shell. The utility model discloses a set up polarity detection mechanism, compare in contrast patent, can utilize polarity detection mechanism to adjust two coupling mechanism's interval, and then make coupling mechanism's interval can accord with the pin interval of current detection electrolytic capacitor, improve check out test set's commonality for the detection occasion that check out test set can detect obtains expanding, can improve the degree of automation that polarity detected simultaneously.

Description

Pin polarity detection equipment for capacitor production

Technical Field

The utility model relates to a condenser detects technical field, specifically is a pin polarity check out test set is used in condenser production.

Background

The capacitor is divided into positive and negative polarity capacitors, namely an electrolytic capacitor in general. When the polar capacitor normally works in a circuit, the voltage of the positive electrode and the negative electrode of the polar capacitor is strictly consistent with the positive electrode and the negative electrode of the power supply, once the polarity of the voltage of the external power supply is reversely connected to act on the electrode of the electrolytic capacitor, the electrolytic capacitor can generate extremely large reverse leakage current, the temperature of the electrolytic capacitor can be rapidly increased by the leakage current, and finally the electrolytic capacitor is damaged by explosion.

The method is effective for the new capacitor, but after the capacitor is used, the capacitor can be cut into pins with the same length, and the polarity of the pins of the capacitor cannot be effectively distinguished when the capacitor is used again.

In view of the above technical problems, the chinese patent application no: 201520931003.7, a capacitor polarity detection device is provided, a magnet carbon rod of the device moves downwards under the action of magnetic attraction, and a metal blocking piece is contacted with a conducting contact of a copper sheet, so that a circuit loop is formed by the metal blocking piece, the copper sheet, a PLC controller and a battery; the polarity and the image of the capacitor are respectively collected by the conduction sensing head and the CCD image sensor, processed by the PLC, and displayed by the electronic display screen in an image mode. By adopting the structure, the automatic detection of the capacitor electrode can be realized, and the electrode can be displayed visually.

However, in the practical process of the device, due to the electrolytic capacitors with different specifications and sizes, the distance (the pin pitch) between the two pins of the device can be changed, for example, the pin pitch of the capacitance of the safety gauge Y1 is 10mm, the pin pitch of the capacitance of the safety gauge Y2 is 7.5mm, and even sometimes, the pin pitch can be customized to be 5mm by a customer, so that the pin pitch between the electrolytic capacitors with different specifications can have larger difference, and compared with the electrolytic capacitors of which the patent can only measure the fixed pin pitch, the universality of the existing detection equipment is lower, and the detection occasion which can be used can also have larger limitation.

Therefore, the pin polarity detection device for capacitor production is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pin polarity detection equipment for capacitor production, can utilize polarity detection mechanism to adjust the interval of two coupling mechanisms, and then make the interval of coupling mechanism accord with the pin interval of the electrolytic capacitor of present detection, improve the commonality of detection equipment, make the detection occasion that detection equipment can detect enlarged; compared with the prior art, the polarity detection device can improve the automation degree of polarity detection, and further improve the detection efficiency so as to solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides a following technical scheme: the pin polarity detection equipment for capacitor production comprises a shell, wherein four fixing pins are distributed on the bottom of the outer surface of two sides of the shell in a rectangular manner; a functional area is arranged in the middle of the front surface of the shell; the front surface of the shell is provided with an observation port at a position close to the lower part of the functional area; a polarity detection mechanism is arranged inside the shell; one end of the polarity detection mechanism extends to the outside of the shell and is fixedly connected with the handle, and a locking mechanism is arranged at the connecting position of the polarity detection mechanism and the shell;

the polarity detection mechanism comprises a lead screw which penetrates through the shell and is rotationally connected with the shell through a bearing; the outer circular surface of the lead screw is symmetrically connected with two ball nut seats in a sliding manner relative to the central position; the upper surfaces of the two ball nut seats are fixedly connected with binding posts; the top ends of the two binding posts are provided with a connecting mechanism; the upper surface of the shell is provided with a movable groove; a universal meter is arranged at the bottom in the shell; the bottom ends of the outer circular surfaces of the two binding posts are fixedly connected with conducting wires and are electrically connected with positive and negative poles of the multimeter through the conducting wires respectively.

Preferably, the connecting mechanism comprises a conductive head fixedly connected to the top end of the terminal post; the top end of the binding post is fixedly connected with a pin socket at the position close to the outer side of the conductive head, the conductive head extends into the pin socket, and the pin socket can move in the movable groove; reset springs are symmetrically arranged at the bottom in the pin socket and close to the conductive head; the upper end of the reset spring is fixedly connected with a conductive plate; the lower surface intermediate position of current conducting plate links firmly the feeler lever, and feeler lever and conductive head one-to-one.

Preferably, the threads on the outer circular surface of the screw rod are symmetrically and reversely arranged relative to the central position of the screw rod.

Preferably, the locking mechanism comprises a fixing ring fixed on the outer surface of one side of the shell close to the lead screw; the inner circle surface of the fixing ring is in a ring shape and is fixedly connected with a first limiting plate which is uniformly distributed; the outer circular surface of the handle is fixedly connected with two symmetrical slide bars; the handle is connected with a movable inserting ring in a sliding way through a sliding strip; the outer circle surface of the movable insert ring is annularly provided with a second limiting plate which is uniformly distributed.

Preferably, magnet pieces are arranged on the inner surface of one side of the fixing ring at the positions corresponding to the gaps between every two first limiting plates; the movable insert ring is a metal component.

Preferably, the inner surface of one side of the shell is provided with a singlechip, and the upper end of the front surface of the shell is provided with an indicator light; an internal power supply is further arranged on one side of the bottom in the shell, and the single chip microcomputer is electrically connected with the internal power supply.

Preferably, the upper surface of the shell is provided with a socket adjusting marking line at a position close to the movable groove.

Preferably, a hinge is fixedly connected to the side edge of one side of the upper surface of the shell; the shell is rotatably connected with a dustproof cover body through a hinge.

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

1. compared with the comparative patent, the polarity detection mechanism is arranged, so that the distance between the two connecting mechanisms can be adjusted by the polarity detection mechanism, the distance between the connecting mechanisms can be in accordance with the pin distance of the current detection electrolytic capacitor, the universality of the detection equipment is improved, and the detection occasion which can be detected by the detection equipment is enlarged; compared with the prior art, the polarity detection device can improve the automation degree of polarity detection, and further improve the detection efficiency.

2. The utility model can prevent the handle and the lead screw on the polarity detection mechanism from rotating under the action of external force by arranging the locking mechanism, so as to cause the problem that the distance between the two connecting mechanisms changes, thereby improving the adjustment accuracy and ensuring the normal work of the polarity detection mechanism; the movable insert ring is a metal component, after the first limiting plate is inserted into the second limiting plate, the fixed ring adsorbs the movable insert ring made of metal by the magnet piece, the movable insert ring is axially limited, and the locking effect of the locking mechanism is further guaranteed.

Drawings

Fig. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is an enlarged view of fig. 2 at a according to the present invention;

FIG. 4 is an enlarged view of the locking mechanism of FIG. 1 according to the present invention;

figure 5 is the utility model discloses gu the right side view of fixed ring and limiting plate.

In the figure: 1. a housing; 2. a fixed leg; 3. a locking mechanism; 31. a fixing ring; 32. a first limiting plate; 33. a movable insert ring; 34. a slide bar; 35. a second limit plate; 36. a magnet piece; 4. a dust-proof cover body; 5. a hinge; 6. a movable groove; 7. a pin jack; 8. adjusting the marking line by the jack; 9. an indicator light; 10. a functional region; 11. a viewing port; 12. a multimeter; 15. a wire; 16. a ball nut seat; 17. a lead screw; 18. a single chip microcomputer; 20. a handle; 21. a binding post; 22. a conductive head; 23. a feeler lever; 24. a return spring; 25. and a conductive plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution of a pin polarity detection apparatus for capacitor production:

a pin polarity detection device for capacitor production is shown in figures 1 to 5 and comprises a shell 1, wherein four fixing pins 2 are arranged at the bottoms of the outer surfaces of two sides of the shell 1 in a rectangular distribution manner; a functional area 10 is arranged in the middle of the front surface of the shell 1; the front surface of the shell 1 is provided with an observation port 11 at a position close to the lower part of the functional area 10; a polarity detection mechanism is arranged inside the shell 1; one end of the polarity detection mechanism extends to the outside of the shell 1 and is fixedly connected with the handle 20, and a locking mechanism 3 is arranged at the connecting position of the polarity detection mechanism and the shell 1;

the polarity detection mechanism comprises a lead screw 17 which penetrates through the shell 1 and is rotationally connected with the shell 1 through a bearing; the outer circular surface of the screw 17 is symmetrically connected with two ball nut seats 16 in a sliding manner relative to the central position; the upper surfaces of the two ball nut seats 16 are fixedly connected with binding posts 21; the top ends of the two binding posts 21 are provided with connecting mechanisms; the upper surface of the shell 1 is provided with a movable groove 6; the bottom in the shell 1 is provided with a multimeter 12; the bottom ends of the outer circular surfaces of the two binding posts 21 are fixedly connected with the conducting wires 15 and are electrically connected with the positive and negative poles of the multimeter 12 through the conducting wires 15 respectively.

As shown in fig. 2, the external circular surface threads of the lead screw 17 are symmetrically and reversely arranged with respect to the center position of the lead screw 17.

As shown in fig. 1, a socket adjusting marked line 8 is arranged on the upper surface of the shell 1 near the movable groove 6.

The problem that the existing detection equipment is low in universality and can be used in detection occasions with great limitation is solved by only measuring the electrolytic capacitor with fixed foot distance in the actual process of the comparison patent;

the utility model discloses a set up polarity detection mechanism, at first utilize coupling mechanism to carry out electric connection to electrolytic capacitor and universal meter 12, then utilize universal meter 12's resistance shelves to detect electrolytic capacitor resistance, after the detection is accomplished, reverse plug-in coupling mechanism different sockets once more with electrolytic capacitor, detect out the resistance value, utilize viewing aperture 11 to carry out the reading to twice resistance value, compare twice resistance value, the great one of resistance value, the pin that universal meter 12 positive post corresponds coupling mechanism and connects is the positive pole of electrolytic capacitor, and another is the negative pole, can conveniently detect out the positive negative pole of electrolytic capacitor through this mode; when electrolytic capacitors of different specifications are detected, because the foot distances are different, before the electrolytic capacitors are used, foot distance parameters of the capacitors of the specifications are looked up, then the handle 20 is rotated, the handle 20 rotates to drive the screw 17 fixedly connected with the handle to rotate, and because the outer circular threads of the screw 17 are symmetrically and reversely arranged relative to the central position of the screw 17, the two ball nut seats 16 can simultaneously move close to or away from the central point of the screw 17, so that the distance between the two connecting mechanisms is adjusted, after the current foot distance of the detected electrolytic capacitor is reached, the handle 20 is stopped to rotate and locked by the locking mechanism 3, the handle 20 is prevented from continuously rotating under external force, after the adjustment is completed, the positive electrode and the negative electrode of the currently detected electrolytic capacitor are inserted into the connecting mechanisms, and the detection steps are repeated.

The utility model discloses a set up polarity detection mechanism, can utilize polarity detection mechanism to adjust two coupling mechanism's interval, and then make coupling mechanism's interval can accord with the pin interval of current detection electrolytic capacitor, improve check out test set's commonality for the detection occasion that check out test set can detect obtains expanding.

Specifically, as shown in fig. 3, the connection mechanism includes a conductive head 22 fixedly connected to the top end of the terminal 21; the top end of the binding post 21 is fixedly connected with the pin socket 7 at the position close to the outer side of the conductive head 22, the conductive head 22 extends into the pin socket 7, and the pin socket 7 can move in the movable groove 6; the bottom in the pin socket 7 is symmetrically provided with return springs 24 at positions close to the conductive head 22; the upper end of the return spring 24 is fixedly connected with a conductive plate 25; the middle position of the lower surface of the conductive plate 25 is fixedly connected with the contact rods 23, and the contact rods 23 correspond to the conductive heads 22 one by one.

When the connecting mechanism is used, firstly, pins of an electrolytic capacitor to be detected are inserted into the pin sockets 7, the pins push the conductive plates 25 to move downwards under the action of the gravity of the electrolytic capacitor, in the process, the elastic force of the return springs 24 is overcome, the return springs 24 are compressed, elastic potential energy is accumulated in the return springs 24, finally, under the action of the gravity of the electrolytic capacitor, the pins push the conductive plates 25 and the contact rods 23 to fall to positions in contact with the conductive heads 22, the electrolytic capacitor is electrically connected with the multimeter 12, after the detection is finished and the electrolytic capacitor is taken away, under the action of the elastic potential energy of the return springs 24, the return springs 24 recover to deform to drive the conductive plates 25 and the contact rods 23 to rise, and preparation is made for the next work.

Specifically, as shown in fig. 4, the locking mechanism 3 includes a fixing ring 31 fixed to an outer surface of one side of the housing 1 at a position close to the lead screw 17; the inner circle surface of the fixing ring 31 is fixedly connected with a number one limiting plate 32 which is evenly distributed in a ring shape; two symmetrical slide bars 34 are fixedly connected to the outer circular surface of the handle 20; the handle 20 is connected with a movable insert ring 33 through a slide bar 34 in a sliding way; the outer circle surface of the movable insert ring 33 is annularly provided with a second limiting plate 35 which is uniformly distributed.

Specifically, as shown in fig. 5, the magnet pieces 36 are disposed on the inner surface of one side of the fixing ring 31 at positions corresponding to gaps between two first limiting plates 32; the movable insert ring 33 is a metal member.

After the distance between the connecting mechanisms is adjusted by the lead screw 17, if the handle 20 is acted by external force, the handle is easy to rotate, so that the distance between the two connecting mechanisms is changed, and the adjusting effect is poor; the utility model discloses a set up locking mechanical system 3, after the interval regulation is accomplished, utilize draw runner 34 to insert the ring 33 with the activity on handle 20 and move, until the second limiting plate 35 of the ring 33 is inserted with the first limiting plate 32 on the solid fixed ring 31 after each other, can accomplish the circumference of fixing handle 20 and lead screw 17, can prevent that it from receiving the exogenic action and taking place to rotate, cause the problem that the interval between two coupling mechanism changes, and then can improve the regulation accuracy, the normal work of polarity detection mechanism has been guaranteed, in addition the internal surface all is equipped with magnet piece 36 about two liang of one limiting plate 32 clearance positions on solid fixed ring 31 one side; the movable insert ring 33 is a metal member, and after the first limit plate 32 is inserted into the second limit plate 35, the fixing ring 31 adsorbs the movable insert ring 33 made of metal by using the magnet piece 36, so as to axially limit the movable insert ring 33, thereby further ensuring the locking effect of the locking mechanism 3.

Specifically, as shown in fig. 2, a single chip 18 is arranged on the inner surface of one side of the shell 1, and an indicator lamp 9 is arranged at the upper end of the front surface of the shell 1; an internal power supply is arranged on one side of the bottom in the shell 1, and the single chip microcomputer 18 is electrically connected with the internal power supply.

Utilize viewing aperture 11 to carry out the pointer of multimeter 12 and read and have certain reading error, in the embodiment of the utility model, multimeter 12 can also set up to digital multimeter (the optional model is VC70D type), utilize communication module to carry out this information transfer to singlechip 18 by digital multimeter, utilize singlechip 18 to carry out the reading to twice resistance value, and compare twice reading result, after obtaining the result, carry out the flicker (pilot lamp 9 and internal power source electric connection) by singlechip 18 control corresponding pilot lamp 9 under the current detection state, show the electrolytic capacitor positive pole place of current position, compare artifical pointer reading, this embodiment detection effect is better, the precision also obtains improving, and degree of automation is higher.

Specifically, as shown in fig. 1, a hinge 5 is fixedly connected to one side edge of the upper surface of the housing 1; the housing 1 is rotatably connected to a dust-proof cover 4 via a hinge 5.

After pin socket 7 is not used for a long time, dust in the air easily falls into it to accumulate on conducting plate 25, when using next time, can reduce the electric conductivity between pin and conducting plate 25, can cause electrolytic capacitor can't carry out electric connection with multimeter 12 seriously even, consequently, in this embodiment, through set up dustproof lid 4 on casing 1, can utilize dustproof lid 4 to cover pin socket 7 when not using, play dustproof effect.

The working principle is as follows: the utility model discloses when using, at first utilize coupling mechanism to carry out electric connection to electrolytic capacitor and multimeter 12, coupling mechanism is when using, at first insert the electrolytic capacitor pin of waiting to detect in pin socket 7, under the action of gravity of electrolytic capacitor itself, the pin promotes current conducting plate 25 and moves down, and during the period, overcome reset spring 24's elastic force, compress reset spring 24, make reset spring 24 accumulate the elastic potential energy, finally, under the action of gravity of electrolytic capacitor itself, the pin promotes current conducting plate 25 and feeler lever 23 and descends to the position of contacting with current conducting head 22, carry out electric connection to electrolytic capacitor and multimeter 12;

then, the resistance of the electrolytic capacitor is detected by using the resistance gear of the multimeter 12, after the detection is finished, the electrolytic capacitor is reversely inserted into different sockets of the connecting mechanism again to detect the resistance value, the resistance values of two times can be read by using the observation port 11, the resistance values of two times are compared, the resistance value is larger for one time, the pin connected with the positive pole of the multimeter 12 corresponding to the connecting mechanism is the positive pole of the electrolytic capacitor, and the other end of the pin is the negative pole, so that the positive pole and the negative pole of the electrolytic capacitor can be conveniently detected; when electrolytic capacitors of different specifications are detected, because the pin pitches are different, before the electrolytic capacitors are used, the pin pitch parameters of the capacitors of the specifications are firstly consulted, then the handle 20 is rotated, the lead screw 17 fixedly connected with the handle 20 is driven to rotate by the rotation of the handle 20, and because the external circular thread of the lead screw 17 is symmetrically and reversely arranged relative to the central position of the lead screw 17, the two ball nut seats 16 can simultaneously move close to or away from the central point of the lead screw 17, so that the distance between the two connecting mechanisms is adjusted, after the pin pitch of the currently detected electrolytic capacitor is reached, the handle 20 is stopped to rotate and locked by the locking mechanism 3, the handle 20 is prevented from continuing to rotate under the external force, after the adjustment is completed, the positive electrode and the negative electrode of the currently detected electrolytic capacitor are inserted into the connecting mechanisms, and the detection steps are repeated.

The electric elements that appear here all are connected through transformer and external master controller and 220V commercial power electricity to the master controller can play the conventional known equipment of control for the computer and so on, the utility model provides a product model is only for the use that this technical scheme goes on according to the structural feature of product, and its product can be adjusted and reformed transform after purchasing, makes it match more and accord with the utility model discloses technical scheme belongs to, it is the technical scheme of this technical scheme best application, and the model of its product can be according to the technical parameter of its needs and replace and reform transform, and it is known for technical personnel that belong to in the field, consequently, what technical personnel that belong to in the field can be clear passes through the utility model provides a corresponding result of use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a pin polarity check out test set is used in condenser production, includes casing (1), its characterized in that: the bottom of the outer surface of the two sides of the shell (1) is provided with four fixing feet (2) in a rectangular distribution; a functional area (10) is arranged in the middle of the front surface of the shell (1); an observation port (11) is formed in the front surface of the shell (1) and is close to the lower position of the functional area (10); a polarity detection mechanism is arranged inside the shell (1); one end of the polarity detection mechanism extends to the outside of the shell (1) and is fixedly connected with the handle (20), and a locking mechanism (3) is arranged at the connecting position of the polarity detection mechanism and the shell (1);

the polarity detection mechanism comprises a lead screw (17) which penetrates through the shell (1) and is rotationally connected with the shell (1) through a bearing; the outer circular surface of the lead screw (17) is symmetrically and slidably connected with two ball nut seats (16) around the central position; the upper surfaces of the two ball nut seats (16) are fixedly connected with binding posts (21); the top ends of the two binding posts (21) are respectively provided with a connecting mechanism; the upper surface of the shell (1) is provided with a movable groove (6); the bottom in the shell (1) is provided with a multimeter (12); the bottom ends of the outer circular surfaces of the two binding posts (21) are fixedly connected with the conducting wires (15) and are electrically connected with the positive and negative poles of the multimeter (12) through the conducting wires (15) respectively.

2. The pin polarity detection device for capacitor production according to claim 1, characterized in that: the connecting mechanism comprises a conductive head (22) fixedly connected to the top end of the binding post (21); the top end of the binding post (21) is fixedly connected with the pin socket (7) at the position close to the outer side of the conductive head (22), the conductive head (22) extends into the pin socket (7), and the pin socket (7) can move in the movable groove (6); reset springs (24) are symmetrically arranged at the bottom in the pin socket (7) and close to the conductive head (22); the upper end of the return spring (24) is fixedly connected with a conductive plate (25); the middle position of the lower surface of the conductive plate (25) is fixedly connected with the contact rods (23), and the contact rods (23) correspond to the conductive heads (22) one by one.

3. The pin polarity detection device for capacitor production according to claim 1, characterized in that: the thread on the outer circular surface of the screw rod (17) is symmetrically and reversely arranged relative to the center of the screw rod (17).

4. The pin polarity detection device for capacitor production according to claim 1, characterized in that: the locking mechanism (3) comprises a fixing ring (31) which is fixed on the outer surface of one side of the shell (1) and is close to the position of the lead screw (17); the inner circle surface of the fixing ring (31) is fixedly connected with a number one limiting plate (32) which is uniformly distributed in an annular shape; the outer circular surface of the handle (20) is fixedly connected with two symmetrical slide bars (34); the handle (20) is connected with a movable insert ring (33) through a slide bar (34) in a sliding manner; the outer circle surface of the movable insert ring (33) is annularly provided with a second limiting plate (35) which is uniformly distributed.

5. The pin polarity detection device for capacitor production according to claim 4, characterized in that: magnet pieces (36) are arranged on the inner surface of one side of the fixing ring (31) in the positions corresponding to the gaps between every two first limiting plates (32); the movable insert ring (33) is a metal component.

6. The pin polarity detection device for capacitor production according to claim 1, characterized in that: a single chip microcomputer (18) is arranged on the inner surface of one side of the shell (1), and an indicator lamp (9) is arranged at the upper end of the front surface of the shell (1); an internal power supply is further arranged on one side of the bottom in the shell (1), and the single chip microcomputer (18) is electrically connected with the internal power supply.

7. The pin polarity detection device for capacitor production according to claim 1, characterized in that: and a socket adjusting marking (8) is arranged at the position, close to the movable groove (6), of the upper surface of the shell (1).

8. The pin polarity detection device for capacitor production according to claim 1, characterized in that: a hinge (5) is fixedly connected to one side edge of the upper surface of the shell (1); the shell (1) is rotatably connected with a dustproof cover body (4) through a hinge (5).

Images