CN217368075U

CN217368075U - Be applied to accurate agitator tank of double row star of soldering paste stirring

Info

Publication number: CN217368075U
Application number: CN202220046050.3U
Authority: CN
Inventors: 郑序漳; 王少华; 刘文坤
Original assignee: Xiamen Jissyu Solder Co ltd
Current assignee: Xiamen Jissyu Solder Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-09-06
Anticipated expiration: 2032-01-10

Abstract

The utility model provides a double-planet precision stirring tank applied to stirring of soldering paste, which comprises a metal tank body, a metal stirring paddle extending into the metal tank body, a stirring driver driving the metal stirring paddle to rotate, a test circuit, a circuit conduction induction module and a controller, wherein the test circuit is provided with a first electrode and a second electrode with opposite polarities; the circuit conduction induction module is used for inducing conduction of the test circuit and outputting and connecting the conduction to the controller, and the control output end of the controller is connected with the stirring driver. Can effectively monitor the stirring operation, effectively prevent the product because of the contact of stirring rake and agitator tank and the anomaly that leads to.

Description

Be applied to accurate agitator tank of double row star of solder paste stirring

Technical Field

The utility model relates to an industrial manufacturing field, concretely relates to be applied to accurate agitator tank of double row star of solder paste stirring.

Background

The solder paste is a novel welding material produced along with SMT, and is a paste mixture formed by mixing solder powder and soldering flux. In the preparation process, the diameter of the added powder particles is between 5 and 15 microns, the material adhesion is strong, the powder particles are easy to adhere to the inner wall of the tank body, and in the manufacturing process, the stirring is not uniform or the solder powder is deformed in the stirring process, so that the normal manufacturing cannot be carried out. Therefore, in the prior art, the stirring paddle needs to be as close to the inner wall of the tank body as possible, and the distance between the stirring paddle and the inner wall of the tank body needs to be kept about 2 mm at present; however, in practical operation, the stirring paddle is easy to contact the inner wall, and the prepared product is easy to have abnormity (such as poor quality and even scrapping).

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a be applied to accurate agitator tank of double row star of soldering paste stirring can effectively monitor the stirring operation, effectively prevents the product because of the contact of stirring rake and agitator tank and the unusual that leads to.

In order to achieve the above purpose, the utility model provides a technical scheme as follows:

a double-planet precise stirring tank applied to stirring of soldering paste comprises a metal tank body, a metal stirring paddle extending into the metal tank body, a stirring driver for driving the metal stirring paddle to rotate, a test circuit, a circuit conduction induction module and a controller, wherein the test circuit is provided with a first electrode and a second electrode which are opposite in polarity, the first electrode of the test circuit is in electrical contact with the metal tank body, and the second electrode is in electrical contact with the metal stirring paddle; the circuit conduction induction module is used for inducing conduction of the test circuit and outputting and connecting the conduction to the controller, and the control output end of the controller is connected with the stirring driver.

Furthermore, a metal cover plate covers the opening of the metal tank body, an insulating gasket is arranged between the metal cover plate and the metal tank body, the metal stirring paddle is rotatably assembled on the metal cover plate, and a second electrode of the test circuit is fixed on the metal cover plate and electrically contacts with the metal stirring paddle through the electric conduction of the metal cover plate.

Further, the driving voltage of the test circuit is not higher than 36V.

Further, the circuit conduction sensing module is a current sensor or a voltage sensor for sensing the test circuit.

Furthermore, the circuit conduction induction module is a photoelectric sensor, a light emitting source is connected to the test circuit in series, and the photoelectric sensor corresponds to the light emitting source.

Further, the device also comprises an alarm, and the output end of the controller is connected with the alarm.

Further, the alarm is an acousto-optic alarm.

Through the utility model provides a technical scheme has following beneficial effect:

adopt the scheme of this application, when metal stirring rake and metal tank body contact, test circuit switches on to it responds to by circuit conduction response module, the circuit switches on response module with signal output to controller, controls the stirring driver by the controller again and stops the drive. Therefore, the stirring operation can be interrupted in time, and the product abnormality caused by continuous operation is prevented.

Drawings

FIG. 1 is a block diagram of a dual planetary precision stirring tank for solder paste stirring in an embodiment;

fig. 2 is a schematic structural diagram of a double planetary precision stirring tank applied to stirring of solder paste in the embodiment.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. The components in the drawings are not necessarily to scale, and similar reference numerals are generally used to identify similar components.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 and 2, the double-planetary precise stirring tank for stirring solder paste provided by this embodiment includes a metal tank 11, a metal stirring paddle 12 (specifically, a double-planetary stirring paddle is adopted) extending into the metal tank 11, a stirring driver 13 for driving the metal stirring paddle 12 to rotate, a test circuit 21, a circuit conduction sensing module 22, and a controller 23, where the test circuit 21 has a first electrode and a second electrode with opposite polarities, for example, the first electrode is a positive electrode, and the second electrode is a negative electrode. A first electrode of the test circuit 21 is in electrical contact with the metal tank 11, and a second electrode of the test circuit is in electrical contact with the metal stirring paddle 12; during normal operation, a gap exists between the metal stirring paddle 12 and the metal tank body 11, the test circuit 21 is not conducted, and when the metal stirring paddle 12 is in contact with the metal tank body 11, the test circuit 21 is conducted.

The circuit conduction sensing module 22 is used for sensing conduction of the test circuit 21 and outputting to be connected to the controller 22, and the detection information is outputted to the controller 22. The control output end of the controller 22 is connected to the stirring driver 13, and after the controller 23 obtains the conducting information, the controller controls the stirring driver 13 to stop driving, that is, the stirring operation is stopped. Therefore, the stirring operation can be interrupted in time, and the product abnormality caused by continuous operation is prevented. The structure is simple and sensitive.

Further, in order to facilitate connection, the opening of the metal can 11 is covered with a metal cover plate 14, and an insulating gasket 15 is arranged between the metal cover plate 14 and the metal can 11, so that the metal cover plate 14 and the metal can 11 are insulated. The metal stirring paddle 12 is rotatably mounted on the metal cover plate 14, for example, the metal stirring paddle 12 is rotatably mounted on the metal cover plate 14 through a bearing. The second electrode of the test circuit 21 is fixed on the metal cover plate 14, and is electrically contacted with the metal stirring paddle 12 through the conduction of the metal cover plate 14, and the metal cover plate 14 is a static object and is convenient to connect and set.

Furthermore, the driving voltage of the test circuit 21 is not higher than 36V, and is within a human body safety voltage range, so that safety accidents are not easy to occur. Specifically, the test circuit 21 is composed of a simple power supply and a load (such as a resistor), and only a wire in the circuit is cut off, one end of the wire serves as a first electrode, and the other end of the wire serves as a second electrode.

Further, the circuit conduction sensing module 22 is a current sensor or a voltage sensor for sensing the test circuit 21. Thus, the current or voltage of the load in the test circuit 21 can be sensed to accurately reflect whether the test circuit 21 is turned on. Simple structure and easy realization. Of course, in other embodiments, sensing may be accomplished in other ways. If the circuit conduction sensing module 22 is a photoelectric sensor, a light emitting source (such as an LED lamp bead) is connected in series to the test circuit 21, and the photoelectric sensor corresponds to the light emitting source; when the test circuit 21 is turned on, the light source is energized to emit light, and the light is irradiated onto the photoelectric sensor, sensed by the photoelectric sensor, and the like.

Further, an alarm 24 is further included, an output end of the controller 23 is connected with the alarm 24, and the controller 23 controls the alarm 24 to alarm and remind an operator of treatment at the same time when controlling the stirring driver 13 to stop.

Preferably, the alarm 24 is a sound-light alarm, and can emit sound and light simultaneously, so that an operator can quickly find a failed machine among multiple machines.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a be applied to accurate agitator tank of double row star of solder paste stirring which characterized in that: the testing device comprises a metal tank body, a metal stirring paddle extending into the metal tank body, a stirring driver for driving the metal stirring paddle to rotate, a testing circuit, a circuit conduction induction module and a controller, wherein the testing circuit is provided with a first electrode and a second electrode which have opposite polarities, the first electrode of the testing circuit is in electrical contact with the metal tank body, and the second electrode is in electrical contact with the metal stirring paddle; the circuit conduction induction module is used for inducing conduction of the test circuit and outputting and connecting the conduction to the controller, and the control output end of the controller is connected with the stirring driver.

2. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 1, wherein: the opening of the metal tank body is covered with a metal cover plate, an insulating gasket is arranged between the metal cover plate and the metal tank body, the metal stirring paddle is rotatably assembled on the metal cover plate, a second electrode of the test circuit is fixed on the metal cover plate, and the second electrode is electrically contacted with the metal stirring paddle through the electric conduction of the metal cover plate.

3. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 1, wherein: the driving voltage of the test circuit is not higher than 36V.

4. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 1, wherein: the circuit conduction induction module is a current sensor or a voltage sensor used for inducing the test circuit.

5. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 1, characterized in that: the circuit conduction induction module is a photoelectric sensor, a light emitting source is connected to the test circuit in series, and the photoelectric sensor corresponds to the light emitting source.

6. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 1, wherein: the alarm is further included, and the output end of the controller is connected with the alarm.

7. The double-planet precise stirring tank applied to stirring of solder paste as claimed in claim 6, wherein: the alarm is an acousto-optic alarm.