Non-stop glue changing device
Technical Field
The utility model relates to the technical field of glue changing, in particular to a non-stop glue circulating and changing device.
Background
In electronic products, a dispensing technique is commonly used to enhance the sealing performance of the electronic products, the adhesion between parts, and the like.
The dispensing valve in the prior art supplies glue through supplying the gluey bucket, and after supplying glue in the gluey bucket and using up, need shut down the dispensing valve, continue to fill glue in supplying gluey bucket again and realize that the dispensing valve lasts and supply to glue. However, the glue supply mode needs manual work for supplying glue into the glue supply barrel for many times and frequently, and the work efficiency of the glue dispensing valve is low. The dispensing effect of the dispensing valve is affected finally.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a non-stop glue circulating and changing device which comprises two glue supplying barrels, wherein when glue in a first glue supplying barrel is used up, glue in a second glue supplying barrel can be automatically used. The glue is supplied circularly, the glue dispensing valve does not need to be stopped, and the work efficiency of the glue dispensing valve is higher.
In order to solve the technical problem, the utility model provides a non-stop glue circulating and changing device, which comprises a glue component, wherein the glue component comprises a first glue supply barrel and a second glue supply barrel; the glue changing assembly comprises a first glue outlet pipeline, a second glue outlet pipeline and a glue changing rotary valve; the bottoms of the first glue supply barrel and the second glue supply barrel are provided with discharge ports; one end of the first glue outlet pipeline is connected with a discharge port at the bottom of the first glue supply barrel, one end of the second glue outlet pipeline is connected with a discharge port at the bottom of the second glue supply barrel, and the other end of the first glue outlet pipeline and the other end of the second glue outlet pipeline are both connected with the glue changing rotary valve; and rotating the glue changing rotary valve to realize the conduction of the first glue outlet pipeline or the conduction of the second glue outlet pipeline.
Preferably, the glue supply assembly further comprises a first glue inlet pipeline, a second glue inlet pipeline and a glue supply rotary valve; the top parts of the first glue supply barrel and the second glue supply barrel are provided with feed inlets; one end of the first glue inlet pipeline is connected with the feed port of the first glue supply barrel, one end of the second glue inlet pipeline is connected with the feed port of the second glue supply barrel, and the other end of the first glue inlet pipeline and the other end of the second glue inlet pipeline are both connected with the glue supply rotary valve; and rotating the glue supply rotary valve to realize the conduction of the first glue inlet pipeline or the conduction of the second glue inlet pipeline.
Preferably, liquid level sensors are arranged in the first glue supply barrel and the second glue supply barrel.
Preferably, the first glue supplying barrel and the second glue supplying barrel are both provided with alarms, and the alarms are connected with the liquid level sensor.
Preferably, the glue heating device further comprises a preheating box, wherein an accommodating space is formed in the preheating box, and the accommodating space is matched with the first glue supply barrel and the second glue supply barrel to heat glue in the first glue supply barrel or the second glue supply barrel.
Preferably, an air inlet chamber and an air outlet chamber are further arranged in the preheating box; the accommodating space is positioned between the air inlet chamber and the air outlet chamber, and the air inlet chamber is communicated with the air outlet chamber; and external air flows into the preheating box through the air inlet chamber and flows out of the air outlet chamber to realize the cooling of the preheating box.
Preferably, the top of the air inlet chamber is provided with an air inlet, the top of the air outlet chamber is provided with an air outlet, and a silencer is additionally arranged in the air outlet.
Preferably, the system further comprises a first exhaust pipeline; one end of the first exhaust pipeline is communicated with the first glue outlet pipeline, and the other end of the first exhaust pipeline is provided with an exhaust screw to exhaust air.
Preferably, the glue dispenser further comprises a second exhaust pipeline, one end of the second exhaust pipeline is communicated with the second glue outlet pipeline, and the other end of the second exhaust pipeline is also provided with an exhaust screw to exhaust air.
Preferably, the glue changing rotary valve comprises a first rotary cylinder and a first valve core; the first rotary cylinder is connected with the first valve core to drive the first valve core to rotate.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
1. the glue supplying assembly comprises a first glue supplying barrel and a second glue supplying barrel; trade the first gluey pipeline connection of going out in the gluey subassembly and supplying to glue the bucket to first, the second goes out gluey pipeline connection to supply to glue the bucket to the second, and the other end that above-mentioned first play gluey pipeline and second go out gluey pipeline all is connected with trade gluey rotary valve. When the glue in the first glue supplying barrel is used up, the rotary glue changing valve is rotated to connect the second glue outlet pipeline, the second glue supplying device continuously supplies glue, and at the moment, the used glue in the first glue supplying barrel is changed, so that the circulation is realized. Need not to shut down the valve of dispensing, the work efficiency of valve of dispensing is higher.
2. According to the utility model, by arranging the first glue supply barrel and the second glue supply barrel, glue can be circularly discharged without additional contact, the dispensing valve is not stopped, the glue discharging effect is good, the glue discharging efficiency is high, and the labor is saved.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the preheating chamber of the present invention.
The specification reference numbers indicate: 1-a first glue supply barrel, 2-a second glue supply barrel, 3-an alarm, 4-a liquid level sensor, 5-a first glue outlet pipeline, 6-an exhaust screw, 7-a first exhaust pipeline, 8-a glue change rotary valve, 9-a second exhaust pipeline, 10-a second glue outlet pipeline, 20-a preheating box, 21-an air outlet chamber, 22-an air outlet, 23-an air inlet and 24-an air inlet chamber.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1-2, the utility model discloses a non-stop glue circulating and changing device.
The non-stop glue circulating and replacing device comprises a glue supply assembly and a glue replacing assembly which are matched with each other. Wherein, the glue supply assembly comprises a first glue supply barrel 1 and a second glue supply barrel 2; the glue changing assembly comprises a first glue outlet pipeline 5, a second glue outlet pipeline 10 and a glue changing rotary valve 8.
Specifically, above-mentioned first confession is glued the subassembly and is included first confession to glue bucket 1 and second confession and glue bucket 2, all is provided with the discharge gate in the bottom that bucket 1 was glued in above-mentioned first confession and bucket 2 was glued to the second confession. The one end of above-mentioned first play gluey pipeline 5 is connected with the first bottom discharge mouth that supplies to glue bucket 1, and the other end of above-mentioned first play gluey pipeline 5 is connected with trade gluey rotary valve 8. The one end that above-mentioned second goes out gluey pipeline 10 is connected with the bottom discharge mouth that the second supplied to glue bucket 2, and the other end that above-mentioned second goes out gluey pipeline 10 also with trade gluey rotary valve 8 and be connected.
Preferably, the glue changing rotary valve 8 includes a first rotary cylinder and a first valve core, and the first rotary cylinder is connected to the first valve core and drives the first valve core to rotate. Rotating the glue changing rotary valve 8 to enable the first glue outlet pipeline 5 to be communicated, cutting off the second glue outlet pipeline 10, and discharging the glue in the first glue supply barrel 1 from the glue changing rotary valve 8 through the first glue outlet pipeline 5; when glue in the first confession is glued bucket 1 and is used up, continue to rotate above-mentioned change and glue rotary valve 8 for first play gluey pipeline 5 is cut off, and second play gluey pipeline 10 switches on, and the glue in the second confession is glued bucket 2 passes through second play gluey pipeline 10 and trades the ejection of compact in the rotary valve 8 from the aforesaid, changes glue in the first confession gluey bucket 1 this moment, with this circulation.
Supply gluey subassembly and trade gluey subassembly and can realize circulating and supply gluey through setting up the aforesaid, need not to shut down the dispensing valve, the work efficiency of dispensing valve is higher.
Further, the glue supply assembly in the endless circulation glue changing device further comprises a first glue inlet pipeline, a second glue inlet pipeline and a glue supply rotary valve. The top parts of the first glue inlet barrel and the second glue inlet barrel are respectively provided with a feed port, one end of the first glue inlet pipeline is connected with the feed port of the first glue inlet barrel, and the other end of the first glue inlet pipeline is connected with the glue supply rotary valve; the one end that the pipeline was glued to above-mentioned second advances is connected with the second feed inlet that advances to glue the bucket, and the other end that the pipeline was glued to above-mentioned second advances is connected with above-mentioned confession gluey rotary valve.
The rotary glue supply valve is rotated, so that the first glue inlet pipeline is communicated, the second glue inlet pipeline is cut off, and glue is filled into the first glue inlet barrel through the first glue inlet pipeline. When glue in the second glue supply barrel 2 is used up, the glue supply rotary valve continues to rotate, so that the second glue inlet pipeline is communicated, the first glue inlet pipeline is cut off, and the glue is filled into the second glue inlet barrel through the second glue inlet pipeline.
Preferably, the first glue outlet pipeline 5, the second glue outlet pipeline 10, the first glue inlet pipeline and the second glue inlet pipeline are all teflon pipes, so that the service life is long, and the reliability is better.
The non-stop glue circulating and changing device further comprises a first exhaust pipeline 7 and a second exhaust pipeline 9. One end of the first exhaust pipeline 7 is communicated with the first glue outlet pipeline 5, and the other end of the first exhaust pipeline 7 is provided with an exhaust screw 6 for exhausting air. One end of the second exhaust pipeline 9 is communicated with the second glue outlet pipeline 10, and the other end of the second exhaust pipeline 9 is also provided with an exhaust screw 6 for exhausting air.
All be provided with liquid level inductor 4 and alarm 3 in bucket 2 is glued in above-mentioned first confession is glued bucket 1 and second confession, and above-mentioned liquid level inductor 4 can detect first confession and glue the liquid level in bucket 1 and the second confession is glued bucket 2. The liquid level sensor 4 is connected with the alarm 3. When the liquid level sensor senses that no glue is in the first glue supplying barrel 1, the alarm 3 gives an alarm to control the reversing of the glue changing rotary valve 8, and the second glue supplying barrel 2 executes glue supplying. After the first glue supplying barrel 1 and the second glue supplying barrel 2 are replaced by new glue, air is exhausted through the exhaust screw 6.
Further, the non-stop glue circulating and changing device further comprises a preheating box 20, and an accommodating space is formed in the preheating box 20. Above-mentioned accommodation space can glue bucket 1 or the second with first confession and supply to glue bucket 2 and cooperate, realizes heating the glue that bucket 1 or the second confession was glued in bucket 2 to first confession.
An air inlet chamber 24 and an air outlet chamber 21 are arranged in the preheating box 20, wherein the accommodating space is positioned between the air inlet chamber 24 and the air outlet chamber 21, and the air inlet chamber 24 is communicated with the air outlet chamber 21. Preferably, the top of the inlet chamber 24 is provided with an inlet 23, the top of the outlet chamber 21 is provided with an outlet 22, and a silencer is added in the outlet 22 to reduce noise. The external air flows into the preheating chamber 20 through the air inlet chamber 24 and flows out from the air outlet chamber 21 to cool the preheating chamber 20.
When in use: first confession is glued bucket 1 and the second and is supplied all to pack into glue in gluing bucket 2 simultaneously, when beginning to supply to glue, preferentially opens first play gluey pipeline 5, and second play gluey pipeline 10 is cut off, supplies to glue by first confession gluey bucket 1 and glues. Specifically, the glue surplus in the first confession of liquid level inductor 4 response was glued bucket 1, and when the surplus 30% of the surplus glue yield in the first confession was glued bucket 1, preheating cabinet 20 began to supply to glue the glue of bucket 2 to the second and heats and preheat to appointed temperature, does not need operating personnel to judge the time of heating in advance, directly will supply to glue the bucket put into preheating cabinet 20 can, practice thrift the manual work, avoid the artifical time of judging preheating to be inaccurate.
The second that operating personnel will preheat and finish supplies to glue bucket 2 and takes out to supplying to glue bucket 2 interior glue to the second and clear up the skinning, after the clearance skinning, supply to glue bucket 2 with the second and take out from preheating-tank 20, go out gluey pipeline 10 with the second and open, first play gluey pipeline 5 cuts off, discharges the air in second exhaust pipe 9 through exhaust screw 6, supplies to glue bucket 2 by the second and supply to glue. After the second glue supply barrel 2 is taken out from the preheating box 20, compressed air is introduced to actively cool the preheating box 20, and the next glue heating is not influenced.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.