Disclosure of Invention
The utility model aims to provide a glue supply device for processing electronic products, which can automatically discharge glue with bubbles in time, and improve the glue supply efficiency while ensuring the quality of glue supply.
In order to achieve the purpose, the utility model adopts the technical scheme that: a glue supply device for processing electronic products comprises a first glue guide pipe and a second glue guide pipe which are arranged in parallel, wherein a bubble detection module is arranged on the first glue guide pipe and the second glue guide pipe;
the bubble detection module further comprises a shell, a first base body and a second base body which are positioned in the shell, wherein the first base body and the second base body are respectively provided with a groove for embedding a rubber guide pipe, the first rubber guide pipe is embedded into the groove of the first base body, the second rubber guide pipe is embedded into the groove of the second base body, the first base body and the second base body are respectively provided with an ultrasonic transmitter at one side part of the groove, and an ultrasonic receiver is arranged at the other side of the groove;
the first valve body and the second valve body respectively comprise a body, driving cavities respectively positioned at two ends in the body and a glue supply cavity provided with a glue inlet channel, a glue outlet channel and a glue discharging channel, a middle through hole is arranged between the driving cavity and the glue supply cavity, the left end and the right end of a plunger rod in the middle through hole are respectively positioned in the driving cavity and the glue supply cavity, a first gasket is installed at one port of the glue discharging channel, a plunger head capable of being in sealing fit with the first gasket is arranged at the left end of the plunger rod, a flange part is arranged at the position, close to the plunger head, of the plunger rod, and a second gasket capable of being in sealing contact with the flange part is installed at one end, communicated with the glue supply cavity, of the middle through hole;
a piston disc which is hermetically connected with the inner wall of the driving cavity is fixed at the right end of the plunger rod, the piston disc is positioned between the left air inlet and the right air inlet, a guide sleeve for embedding the plunger rod is arranged in the middle of the plunger rod, a sealing ring positioned between the glue outlet channel and the guide sleeve is arranged between the plunger rod and the middle through hole, and a clearance channel is arranged between the left end of the middle through hole and the glue outlet channel between the plunger rod and the body;
when the piston disc moves left and right in the driving cavity under the driving of the left air inlet or the right air inlet, the plunger head of the plunger rod correspondingly moves left and right in the glue supply cavity, so that the plunger head of the plunger rod is in contact with the first gasket or the flange part of the plunger rod is in contact with the second gasket;
the control module is used for generating corresponding control signals according to the information that the first rubber guide pipe and the second rubber guide pipe which are received from the bubble detection module have bubbles, and driving the left air inlet or the right air inlet of the first valve body and the second valve body to inject air into the driving cavity.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, a check valve is respectively installed on the first rubber guide tube and the second rubber guide tube and at the front end of the bubble detection module.
2. In the above scheme, a bubble sensor is installed at the position, close to the glue discharging port, of the glue discharging pipe.
3. In the above scheme, an O-shaped sealing ring is arranged between the piston disc and the driving cavity.
4. In the above scheme, the left air inlet and the right air inlet are connected to an electromagnetic valve through vent pipes.
5. In the above scheme, the first rubber guide pipe and the second rubber guide pipe are both connected to a rubber mixing valve.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the glue supply device for processing the electronic product can automatically discharge the glue with the bubbles in time before mixing the glue in the two glue guide pipes and continuously perform glue dispensing operation after the bubbles are discharged on the basis of monitoring whether the bubbles exist in the glue guide pipes in real time in the glue dispensing process, thereby improving the glue supply efficiency while ensuring the quality of glue supply products and further improving the processing quality and efficiency of the product.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a glue supply device for processing electronic products comprises a first glue guide pipe 1 and a second glue guide pipe 2 which are arranged in parallel, wherein a bubble detection module 5 is arranged on the first glue guide pipe 1 and the second glue guide pipe 2, a first valve body 61 is arranged on the first glue guide pipe 1 and at the rear end of the bubble detection module 5, a second valve body 62 is arranged on the second glue guide pipe 2 and at the rear end of the bubble detection module 5, and a glue discharge port 9 of each of the first valve body 61 and the second valve body 62 is connected with a glue discharge pipe 10;
the bubble detection module 5 further comprises a shell 51, and a first base body 52 and a second base body 53 which are positioned in the shell 51, wherein both the first base body 52 and the second base body 53 are provided with grooves 54 into which rubber guide pipes are embedded, the first rubber guide pipe 1 is embedded into the groove 54 of the first base body 52, the second rubber guide pipe 2 is embedded into the groove 54 of the second base body 53, the first base body 52 and the second base body 53 are provided with an ultrasonic transmitter 55 at one side part of each groove 54, and the other side is provided with an ultrasonic receiver 56;
the first valve body 61 and the second valve body 62 both include a body 11, a driving cavity 12 respectively located at two ends inside the body 11, and a glue supply cavity 13 having a glue inlet channel 131, a glue outlet channel 132, and a glue discharging channel 133, a middle through hole 14 is provided between the driving cavity 12 and the glue supply cavity 13, a left end and a right end of a plunger rod 15 located in the middle through hole 14 are respectively located in the driving cavity 12 and the glue supply cavity 13, a first gasket 16 is installed at one port of the glue discharging channel 133, the left end of the plunger rod 15 has a plunger head 17 capable of being in sealing fit with the first gasket 16, a flange 18 is provided at a position of the plunger rod 15 close to the plunger head 17, and a second gasket 19 capable of being in sealing contact with the flange 18 is installed at one end of the middle through hole 14 communicated with the glue supply cavity 13;
a piston disc 20 which is hermetically connected with the inner wall of the driving cavity 12 is fixed at the right end of the plunger rod 15, the piston disc 20 is positioned between the left air inlet 21 and the right air inlet 22, a guide sleeve 23 for embedding the plunger rod 15 is arranged in the middle of the plunger rod 15, a sealing ring 24 positioned between the glue outlet channel 132 and the guide sleeve 23 is arranged between the plunger rod 15 and the middle through hole 14, and a clearance channel 25 is arranged between the left end of the middle through hole 14 and the glue outlet channel 132 between the plunger rod 15 and the body 11;
when the piston disc 20 moves left and right in the drive chamber 12 under the driving of the left air inlet 21 or the right air inlet 22, the plunger head 17 of the plunger rod 15 correspondingly moves left and right in the glue supply chamber 13, so that the plunger head 17 of the plunger rod 15 is contacted with the first gasket 16 or the flange part 18 of the plunger rod 15 is contacted with the second gasket 19;
the positions of the rubber discharge pipes 10, which are close to the rubber discharge port 9, are provided with a bubble sensor 4;
the device also comprises a control module 7, which is used for generating corresponding control signals according to information of the existence of bubbles in the first rubber guide tube 1, the second rubber guide tube 2 and the rubber discharge tube 10 which are received from the bubble detection module 5 and the bubble sensor 4, and driving the left air inlet 21 or the right air inlet 22 of the first valve body 61 and the second valve body 62 to inject air into the driving cavity 12.
The first rubber guide pipe 1 and the second rubber guide pipe 2 are respectively provided with a one-way valve 3 at the front end of the bubble detection module 5, so that the problem that the quality of discharged rubber is influenced by bubbles which are not monitored and generated in the rubber guide pipe area close to the rubber mixing valve in the rubber discharging process can be avoided.
Example 2: a glue supply device for processing electronic products comprises a first glue guide pipe 1 and a second glue guide pipe 2 which are arranged in parallel, wherein a bubble detection module 5 is arranged on the first glue guide pipe 1 and the second glue guide pipe 2, a first valve body 61 is arranged on the first glue guide pipe 1 and at the rear end of the bubble detection module 5, a second valve body 62 is arranged on the second glue guide pipe 2 and at the rear end of the bubble detection module 5, and a glue discharge port 9 of each of the first valve body 61 and the second valve body 62 is connected with a glue discharge pipe 10;
the bubble detection module 5 further comprises a shell 51, and a first base body 52 and a second base body 53 which are positioned in the shell 51, wherein both the first base body 52 and the second base body 53 are provided with grooves 54 into which rubber guide pipes are embedded, the first rubber guide pipe 1 is embedded into the groove 54 of the first base body 52, the second rubber guide pipe 2 is embedded into the groove 54 of the second base body 53, the first base body 52 and the second base body 53 are provided with an ultrasonic transmitter 55 at one side part of each groove 54, and the other side is provided with an ultrasonic receiver 56;
the first valve body 61 and the second valve body 62 both include a body 11, a driving cavity 12 respectively located at two ends inside the body 11, and a glue supply cavity 13 having a glue inlet channel 131, a glue outlet channel 132, and a glue discharging channel 133, a middle through hole 14 is provided between the driving cavity 12 and the glue supply cavity 13, a left end and a right end of a plunger rod 15 located in the middle through hole 14 are respectively located in the driving cavity 12 and the glue supply cavity 13, a first gasket 16 is installed at one port of the glue discharging channel 133, the left end of the plunger rod 15 has a plunger head 17 capable of being in sealing fit with the first gasket 16, a flange 18 is provided at a position of the plunger rod 15 close to the plunger head 17, and a second gasket 19 capable of being in sealing contact with the flange 18 is installed at one end of the middle through hole 14 communicated with the glue supply cavity 13;
a piston disc 20 which is hermetically connected with the inner wall of the driving cavity 12 is fixed at the right end of the plunger rod 15, the piston disc 20 is positioned between the left air inlet 21 and the right air inlet 22, a guide sleeve 23 for embedding the plunger rod 15 is arranged in the middle of the plunger rod 15, a sealing ring 24 positioned between the glue outlet channel 132 and the guide sleeve 23 is arranged between the plunger rod 15 and the middle through hole 14, and a clearance channel 25 is arranged between the left end of the middle through hole 14 and the glue outlet channel 132 between the plunger rod 15 and the body 11;
when the piston disc 20 moves left and right in the drive chamber 12 under the driving of the left air inlet 21 or the right air inlet 22, the plunger head 17 of the plunger rod 15 correspondingly moves left and right in the glue supply chamber 13, so that the plunger head 17 of the plunger rod 15 is contacted with the first gasket 16 or the flange part 18 of the plunger rod 15 is contacted with the second gasket 19;
the gas injection device further comprises a control module 7, which is used for generating corresponding control signals according to the information that no bubbles exist in the first gas guide pipe 1 and the second gas guide pipe 2 received from the bubble detection module 5, and driving the left gas inlet 21 or the right gas inlet 22 of the first valve body 61 and the second valve body 62 to inject gas into the driving cavity 12.
The first rubber guide pipe 1 and the second rubber guide pipe 2 are both connected to a rubber mixing valve.
When the glue supply device for processing the electronic product is adopted, whether bubbles exist in the glue guide pipeline or not is monitored in real time in the glue dispensing process, glue in two glue guide pipes can be automatically discharged before being mixed, glue dispensing operation can be continuously executed after the bubbles are discharged, glue supply quality is guaranteed, glue supply efficiency is improved, and processing quality and efficiency of products are improved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.