CN115672654A - Dispensing processing device for electronic product - Google Patents
Dispensing processing device for electronic product Download PDFInfo
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- CN115672654A CN115672654A CN202110861429.XA CN202110861429A CN115672654A CN 115672654 A CN115672654 A CN 115672654A CN 202110861429 A CN202110861429 A CN 202110861429A CN 115672654 A CN115672654 A CN 115672654A
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Abstract
The invention discloses a glue dispensing processing device for electronic products, which comprises a glue supply mechanism and a glue mixing valve, wherein the glue supply mechanism is communicated with the glue mixing valve through a glue guide pipe, a valve body is arranged on the glue guide pipe, the valve body comprises 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, the glue discharging channel of the valve body is connected to a waste liquid box through a glue discharging pipe, a middle through hole is arranged between the driving cavity and the glue supply cavity, and the left end and the right end of a plunger rod positioned in the middle through hole are respectively positioned in the driving cavity and the glue supply cavity. The glue dispensing processing device for the electronic product can automatically discharge the waste glue with bubbles in the glue guide tube in time, and continue glue dispensing at the first time after the waste glue is completely discharged, so that the glue dispensing efficiency and the quality and efficiency of product processing are improved while the glue dispensing quality is ensured.
Description
Technical Field
The invention relates to the technical field of glue dispensing, in particular to a glue dispensing processing device for electronic products.
Background
Along with the development of economy, the continuous upgrading of products and the continuous expansion of application fields, the requirements on glue injection and dispensing equipment are wider and more diversified, for example, the stricter requirements of industries such as automotive electronics, new energy, motors, sensors, capacitors, ignition coils and the like promote the manufacturing technology and the product quality of the glue injection and dispensing equipment to be continuously improved, and meanwhile, the higher requirements are also provided for the glue injection and dispensing equipment.
In the working process of the dispensing equipment, once bubbles or impurities appear in the pipeline, the equipment needs to be suspended, and after the bubbles or the impurities are completely discharged by operators manually, the equipment is restarted, so that the automatic assembly line production is not facilitated, and the dispensing efficiency is greatly reduced.
Disclosure of Invention
The invention aims to provide a dispensing processing device for electronic products, which can automatically discharge waste glue with bubbles in a glue guide tube in time and continue dispensing at the first time after the waste glue is completely discharged, so that the dispensing quality is ensured, and the dispensing efficiency and the quality and efficiency of product processing are improved.
In order to achieve the purpose, the invention adopts the technical scheme that: a glue dispensing processing device for electronic products comprises a glue supply mechanism and a glue mixing valve, wherein the glue supply mechanism is communicated with the glue mixing valve through a glue guide pipe, a valve body is arranged on the glue guide pipe, the valve body comprises a body, driving cavities respectively positioned at two ends inside the body and a glue supply cavity with a glue inlet channel, a glue outlet channel and a glue discharging channel, the glue inlet channel of the valve body is communicated with the glue supply mechanism through the glue guide pipe, the glue outlet channel of the valve body is communicated with the glue mixing valve through the glue guide pipe, and the glue discharging channel of the valve body is connected to a waste liquid box through a glue discharging pipe;
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 positioned in the middle through hole are respectively positioned in the driving cavity and the glue supply cavity, a first gasket is arranged at one end of the glue discharging channel communicated with the glue supply cavity, the left end of the plunger rod is provided with a plunger head which can be in sealing fit with the first gasket, a flange part is arranged at a position, close to the plunger head, of the plunger rod, a second gasket which can be in sealing contact with the flange part is arranged at one end of the middle through hole communicated with the glue supply cavity, and a gap channel is arranged between the left end of the middle through hole and the glue outlet channel between the plunger rod and the body;
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, and 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 sealing rings are arranged between the guide sleeve, the glue outlet channel and the driving cavity respectively and are connected between the plunger rod and the body in a sealing mode, each sealing ring comprises an annular base sleeved on the plunger rod, a first sealing lip in sealing fit with the plunger rod and a second sealing lip in sealing connection with the body, the first sealing lip and the second sealing lip are integrally formed on the same side of the annular base and enclose an accommodating groove with the annular base, a supporting framework is arranged in the accommodating groove, a first supporting wall of the supporting framework is in surface contact with the first sealing lip, a second supporting wall of the supporting framework is in surface contact with the second sealing lip, an acute angle is formed between the first supporting wall and the second supporting wall which are obliquely arranged, a plurality of inner notches extending to the second supporting wall are formed in the first supporting wall, a plurality of outer notches extending to the first supporting wall are formed in the second supporting wall, and the inner notches and the outer notches are arranged in a circumferentially staggered mode;
the rubber guide tube is provided with a valve body and is provided with a rubber mechanism, and a bubble detection unit is installed between the rubber guide tube and the rubber mechanism, the bubble detection unit comprises a base body, a groove for embedding the rubber tube is formed in the base body, an ultrasonic transmitter is arranged on one side of the groove, an ultrasonic receiver is arranged on the other side of the groove, and the rubber guide tube is provided with the bubble detection unit and a control module for generating a driving signal according to information of bubbles in the rubber tube received from each bubble detection unit and injecting gas into the driving cavity through a left air inlet or a right air inlet.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the guide sleeve comprises a guide part and a protruding part located on the side surface of the left end of the guide part, the protruding part of the guide sleeve is located in a limiting groove of the body, the plunger rod is embedded into a through hole of the guide part, the inner wall of the through hole of the guide part is in contact with the outer side surface of the plunger rod, a plurality of small grooves are axially formed in the surface of the inner wall of the through hole of the guide part, and the small grooves are circumferentially distributed at intervals.
2. In the above scheme, the thickness of the second support wall is greater than the thickness of the first support wall.
3. In the above aspect, a pair of flange portions are provided on the surfaces of the first support wall and the second support wall that face each other, and end surfaces of the flange portions are in contact with end surfaces of the first support wall and the second support wall.
4. In the above scheme, 2 the openings of the containing grooves on the sealing ring face the glue outlet channel and the driving cavity respectively.
5. In the above scheme, install a level sensor on the waste liquid box, when level sensor detects that the liquid level in the waste liquid box surpasses the threshold value of settlement, send out the police dispatch newspaper.
6. In the above scheme, a check valve is respectively arranged on the rubber guide tube and between the bubble detection unit and the rubber supply mechanism.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the invention relates to a dispensing processing device for electronic products, which can monitor whether bubbles exist in a rubber guide tube in real time in the dispensing process, can automatically discharge waste rubber with bubbles in the rubber guide tube in time, and can continue dispensing at the first time after the waste rubber is completely discharged by monitoring the bubbles in a rubber discharge tube, thereby improving the dispensing efficiency and the quality and efficiency of product processing while ensuring the dispensing quality; furthermore, the side of the guide sleeve 2 is respectively provided with a sealing ring, a supporting framework is arranged in an accommodating groove of the sealing ring, two supporting walls of the supporting framework are in contact with the surface of the sealing lip, an acute angle is formed between the first supporting wall and the second supporting wall which are obliquely arranged, and notches are formed in the 2 supporting walls in a staggered mode, so that the stable reciprocating motion of the plunger rod in the long-term use process can be guaranteed, the adaptability of acting force between the plunger rod and the body can be adjusted, the larger the external stress is, the tighter the sealing is, the safety and the stability in the long-term use process are guaranteed, and the quality and the precision of dispensing are guaranteed.
2. The invention relates to a dispensing processing device for electronic products, wherein a guide sleeve for embedding a plunger rod comprises a guide part and a convex part positioned on the side surface of the left end of the guide part, the convex part of the guide sleeve is positioned in a limit groove of a body, the plunger rod is embedded in a through hole of the guide part, the inner wall of the through hole of the guide part is contacted with the outer side surface of the plunger rod, the inner wall surface of the through hole of the guide part is axially provided with a plurality of small grooves which are distributed at intervals along the circumferential direction, and in the long-term repeated high-speed moving process of the plunger rod, on the basis of preventing the plunger rod from shaking to cause the accelerated wear of a plunger head, an air cushion can be formed to reduce the friction between the plunger rod and the guide sleeve, and the unilateral wear aggravation caused by the pressure difference between the sealing surface and the single surface formed by the unilateral contact between the plunger rod and the guide sleeve can be avoided, a channel can be provided for the chips formed by the wear and the abrasion of the guide sleeve and the plunger rod, so as to ensure the stability of the glue in the long-term use.
Drawings
FIG. 1 is a schematic structural diagram of a dispensing device for electronic products according to the present invention;
FIG. 2 is a schematic structural diagram of a bubble detecting unit in the dispensing device of the present invention;
fig. 3 is a first sectional view of a valve body of the dispensing processing device for electronic products according to the present invention;
FIG. 4 is a structural sectional view II of a valve body in the dispensing processing device for electronic products according to the present invention;
FIG. 5 is a schematic structural diagram of a sealing ring in the dispensing device for electronic products according to the present invention;
FIG. 6 is a cross-sectional view of a sealing ring of the dispensing device for electronic products according to the present invention;
FIG. 7 is a schematic structural view of a support skeleton of a sealing ring in the dispensing device of the present invention;
fig. 8 is a first schematic view of a partial structure of a valve body in a dispensing processing device for electronic products according to the present invention;
fig. 9 is a schematic view of a partial structure of a valve body in the dispensing processing device for electronic products according to the present invention;
fig. 10 is an electrical schematic diagram of the dispensing processing device for electronic products according to the present invention.
In the above drawings: 1. a glue supply mechanism; 2. a glue mixing valve; 3. a rubber guide tube; 5. a bubble detection unit; 51. a base body; 52. a groove; 53. an ultrasonic transmitter; 54. an ultrasonic receiver; 6. a valve body; 7. a rubber discharge pipe; 8. a waste liquid box; 9. a seal ring; 91. an annular base; 92. a first seal lip; 93. a second sealing lip; 94. a containing groove; 95. a support framework; 951. a first support wall; 952. a second support wall; 953. an inner notch; 954. an outer notch; 96. a flange portion; 10. a control module; 11. a body; 12. a drive chamber; 13. a glue supply cavity; 131. a glue inlet channel; 132. a glue outlet channel; 133. a glue discharging channel; 14. a middle through hole; 15. a plunger rod; 16. a first gasket; 17. a plunger head; 18. a flange portion; 19. a second gasket; 20. a piston disc; 21. a left air inlet; 22. a right air inlet; 23. a guide sleeve; 24. a clearance channel; 25. an O-shaped sealing ring; 26. a one-way valve; 27.guide part(ii) a 28. A boss portion; 29. a limiting groove; 30. a through hole; 31. a small groove.
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, merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, 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: the utility model provides a some glue processingequipment for electronic product, is including supplying gluey mechanism 1 and mixing gluey valve 2, supply gluey mechanism 1 and mix gluey valve 2 between through leading rubber tube 3 intercommunication, it installs a valve body 6 on the rubber tube 3 to lead, valve body 6 includes body 11, is located the drive chamber 12 at the inside both ends of body 11 respectively and has the confession gluey chamber 13 of advancing gluey passageway 131, play gluey passageway 132, rubber discharge channel 133, the gluey passageway 131 of advancing of valve body 6 feeds through with supplying gluey mechanism 1 through leading rubber tube 3, the play gluey passageway 132 of valve body 6 feeds through with mixing gluey valve 2 through leading rubber tube 3, the rubber discharge channel 133 of valve body 6 is connected to a waste liquid box 8 through rubber discharge tube 7;
a middle through hole 14 is arranged between the driving cavity 12 and the glue supply cavity 13, the left end and the right end of a plunger rod 15 positioned in the middle through hole 14 are respectively positioned in the driving cavity 12 and the glue supply cavity 13, a first gasket 16 is arranged at one end of the glue discharge channel 133 communicated with the glue supply cavity 13, the left end of the plunger rod 15 is provided with a plunger head 17 capable of being in sealing fit with the first gasket 16, a flange part 18 is arranged at the position, close to the plunger head 17, of the plunger rod 15, a second gasket 19 capable of being in sealing contact with the flange part 18 is arranged at one end of the middle through hole 14 communicated with the glue supply cavity 13, and a clearance channel 24 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;
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 a left air inlet 21 and a right air inlet 22, a guide sleeve 23 for embedding the plunger rod 15 is arranged in the middle of the plunger rod 15, when the piston disc 20 moves left and right in the driving cavity 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 cavity 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;
a sealing ring 9 is respectively arranged between the guide sleeve 23, the glue outlet channel 132 and the drive cavity 12, the sealing ring 9 is connected between the plunger rod 15 and the body 11 in a sealing manner, the sealing ring 9 includes an annular base 91 sleeved on the plunger rod 15, a first sealing lip 92 in sealing fit with the plunger rod 15 and a second sealing lip 93 in sealing connection with the body 11, the first sealing lip 92 and the second sealing lip 93 are integrally formed on the same side of the annular base 91 and enclose a containing groove 94 with the annular base 91, a support framework 95 is arranged in the containing groove 94, a first support wall 951 of the support framework 95 is in surface contact with the first sealing lip 92, a second support wall 952 of the support framework 95 is in surface contact with the second sealing lip 93, an acute angle is formed between the first support wall 951 and the second support wall 952 which are obliquely arranged, a plurality of inner notches 953 extending to the second support wall 951 are formed on the first support wall 951, a plurality of outer notches 954 extending to the first support wall 951 are formed on the second support wall, and a plurality of outer notches 953 are arranged along the circumferential direction of the outer notches 953 alternately arranged along the outer notches 954;
the air guide pipe 3 is provided with a valve body 6 and is provided with a bubble detection unit 5 between the rubber mechanism 1, the bubble detection unit 5 comprises a base body 51, a groove 52 for embedding the rubber pipe is opened on the base body 51, an ultrasonic transmitter 53 is arranged on one side of the groove 52, an ultrasonic receiver 54 is arranged on the other side of the groove, the bubble detection unit 5 is arranged on the rubber exhaust pipe 7 and further comprises a control module 10 for generating a driving signal according to information of whether bubbles exist in the rubber pipe received from each bubble detection unit 5, and gas is injected into the driving cavity 12 through a left air inlet 21 or a right air inlet 22.
The guide sleeve 23 comprises a guide part 27 and a convex part 28 positioned on the side surface of the left end of the guide part 27, the convex part 28 of the guide sleeve 23 is positioned in a limiting groove 29 of the body 11, the plunger rod 15 is embedded into a through hole 30 of the guide part 27, the inner wall of the through hole 30 of the guide part 27 is contacted with the outer side surface of the plunger rod 15, a plurality of small grooves 31 are formed on the inner wall surface of the through hole 30 of the guide part 27 along the axial direction, and the small grooves 31 are distributed at intervals along the circumferential direction;
the openings of the accommodating grooves 94 on 2 sealing rings 9 face the glue outlet channel 132 and the driving cavity 12 respectively; a liquid level sensor is installed on the waste liquid box 8, and when the liquid level sensor detects that the liquid level in the waste liquid box 8 exceeds a set threshold value, an alarm is given.
Example 2: a glue dispensing processing device for electronic products comprises a glue supply mechanism 1 and a glue mixing valve 2, wherein the glue supply mechanism 1 is communicated with the glue mixing valve 2 through a glue guide tube 3, a valve body 6 is installed on the glue guide tube 3, the valve body 6 comprises a body 11, driving cavities 12 respectively located at two ends inside the body 11 and a glue supply cavity 13 with a glue inlet channel 131, a glue outlet channel 132 and a glue discharging channel 133, the glue inlet channel 131 of the valve body 6 is communicated with the glue supply mechanism 1 through the glue guide tube 3, the glue outlet channel 132 of the valve body 6 is communicated with the glue mixing valve 2 through the glue guide tube 3, and the glue discharging channel 133 of the valve body 6 is connected to a waste liquid box 8 through a glue discharging tube 7;
a middle through hole 14 is arranged between the driving cavity 12 and the glue supply cavity 13, the left end and the right end of a plunger rod 15 positioned in the middle through hole 14 are respectively positioned in the driving cavity 12 and the glue supply cavity 13, a first gasket 16 is arranged at one end of the glue discharge channel 133 communicated with the glue supply cavity 13, a plunger head 17 capable of being in sealing fit with the first gasket 16 is arranged at the left end of the plunger rod 15, a flange part 18 is arranged at a position, close to the plunger head 17, of the plunger rod 15, a second gasket 19 capable of being in sealing contact with the flange part 18 is arranged at one end of the middle through hole 14 communicated with the glue supply cavity 13, and a clearance channel 24 is arranged between the plunger rod 15 and the body 11 and between the left end of the middle through hole 14 and the glue discharge channel 132;
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 a left air inlet 21 and a right air inlet 22, a guide sleeve 23 for embedding the plunger rod 15 is arranged in the middle of the plunger rod 15, when the piston disc 20 moves left and right in the driving cavity 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 cavity 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;
a sealing ring 9 is respectively arranged between the guide sleeve 23, the glue outlet channel 132 and the drive cavity 12, the sealing ring 9 is connected between the plunger rod 15 and the body 11 in a sealing manner, the sealing ring 9 comprises an annular base 91 sleeved on the plunger rod 15, a first sealing lip 92 in sealing fit with the plunger rod 15 and a second sealing lip 93 in sealing connection with the body 11, the first sealing lip 92 and the second sealing lip 93 are integrally formed on the same side of the annular base 91 and enclose a containing groove 94 with the annular base 91, a support framework 95 is arranged in the containing groove 94, a first support wall 951 of the support framework 95 is in surface contact with the first sealing lip 92, a second support wall 952 of the support framework 95 is in surface contact with the second sealing lip 93, an acute angle is formed between the first support wall 951 and the second support wall 952 which are obliquely arranged, a plurality of inner notches 953 extending to the second support wall 951 are formed on the first support wall 951, a plurality of outer notches 953 extending to the first support wall 951 are formed on the second support wall, and the outer notches 953 are arranged along the circumferential direction;
the air guide pipe 3 is provided with a valve body 6 and is provided with a bubble detection unit 5 between the rubber mechanism 1, the bubble detection unit 5 comprises a base body 51, a groove 52 for embedding the rubber pipe is opened on the base body 51, an ultrasonic transmitter 53 is arranged on one side of the groove 52, an ultrasonic receiver 54 is arranged on the other side of the groove, the bubble detection unit 5 is arranged on the rubber exhaust pipe 7 and further comprises a control module 10 for generating a driving signal according to information of whether bubbles exist in the rubber pipe received from each bubble detection unit 5, and gas is injected into the driving cavity 12 through a left air inlet 21 or a right air inlet 22.
The thickness of the second support wall 952 is greater than that of the first support wall 951; a pair of flange portions 96 provided to face each other on the surfaces of the first support wall 951 and the second support wall 952, and end surfaces of the flange portions 96 are in contact with end surfaces of the first support wall 951 and the second support wall 952;
the rubber guide pipe 3 is provided with a one-way valve 26 between the bubble detection unit 5 and the rubber supply mechanism 1, so that the problem that the rubber discharge quality is influenced by the monitored bubbles generated in the rubber guide pipe area close to the rubber mixing valve in the rubber discharge process can be avoided.
When the glue dispensing processing device for the electronic product is adopted, whether bubbles exist in the glue guide tube or not can be monitored in real time in the glue dispensing process, waste glue with the bubbles in the glue guide tube can be automatically discharged in time, glue dispensing is continuously performed at the first time after the waste glue is completely discharged by monitoring the bubbles in the glue discharge tube, the glue dispensing efficiency and the product processing quality and efficiency are improved while the glue dispensing quality is ensured;
furthermore, the side of the guide sleeve 2 is respectively provided with a sealing ring, a supporting framework is arranged in an accommodating groove of the sealing ring, two supporting walls of the supporting framework are in contact with the sealing lip surface, an acute angle is formed between the first supporting wall and the second supporting wall which are obliquely arranged, and notches are staggered on the 2 supporting walls, so that the stable reciprocating motion of the plunger rod in the long-term use process can be ensured, the adaptability adjustment of acting force between the plunger rod and the body can be realized, the larger the external stress is, the tighter the sealing is, the safety and the stability in the long-term use process are ensured, and the quality and the precision of dispensing are ensured;
furthermore, the guide sleeve for embedding the plunger rod comprises a guide part and a convex part positioned on the side surface of the left end of the guide part, the convex part of the guide sleeve is positioned in a limiting groove of the body, the plunger rod is embedded in a through hole of the guide part, the inner wall of the through hole of the guide part is contacted with the outer side surface of the plunger rod, a plurality of small grooves are axially formed on the surface of the inner wall of the through hole of the guide part and are circumferentially distributed at intervals, and in the long-term repeated high-speed moving process of the plunger rod, on the basis of preventing the plunger rod from shaking to cause accelerated abrasion of the plunger head, an air cushion can be formed to reduce the friction between the plunger rod and the guide sleeve, the unilateral abrasion aggravation caused by the sealing surface and the single-side pressure difference formed by the unilateral contact between the plunger rod and the guide sleeve can be avoided, a channel can be provided for abrasion-formed debris, and the abrasion and scratch of the guide sleeve and the plunger rod are avoided, so that the stability of rubber discharge in the long-term use process is ensured.
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.
Claims (7)
1. The utility model provides a some adhesive machining device for electronic product, is including supplying gluey mechanism (1) and mixing gluey valve (2), supply gluey mechanism (1) and mix and communicate its characterized in that through leading rubber tube (3) between gluey valve (2): the glue guide pipe (3) is provided with a valve body (6), the valve body (6) comprises a body (11), driving cavities (12) respectively positioned at two ends inside the body (11) and a glue supply cavity (13) provided with a glue inlet channel (131), a glue outlet channel (132) and a glue discharge channel (133), the glue inlet channel (131) of the valve body (6) is communicated with the glue supply mechanism (1) through the glue guide pipe (3), the glue outlet channel (132) of the valve body (6) is communicated with the glue mixing valve (2) through the glue guide pipe (3), and the glue discharge channel (133) of the valve body (6) is connected to a waste liquid box (8) through the glue discharge pipe (7);
a middle through hole (14) is arranged between the driving cavity (12) and the glue supply cavity (13), the left end and the right end of a plunger rod (15) positioned in the middle through hole (14) are respectively positioned in the driving cavity (12) and the glue supply cavity (13), a first gasket (16) is installed at one end of the glue discharge channel (133) communicated with the glue supply cavity (13), the left end of the plunger rod (15) is provided with a plunger head (17) capable of being in sealing fit with the first gasket (16), a flange part (18) is arranged at the position of the plunger rod (15) close to the plunger head (17), a second gasket (19) capable of being in sealing contact with the flange part (18) is installed at one end of the middle through hole (14) communicated with the glue supply cavity (13), and a clearance channel (24) is arranged between the left end of the middle through hole (14) and the glue discharge channel (132) between the plunger rod (15) and the body (11);
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), and when the piston disc (20) moves left and right in the driving cavity (12) under the driving of the left air inlet (21) or the right air inlet (22), a plunger head (17) of the plunger rod (15) correspondingly moves left and right in the glue supplying cavity (13), so that the plunger head (17) of the plunger rod (15) is contacted with the first gasket (16) or a flange part (18) of the plunger rod (15) is contacted with the second gasket (19);
a sealing ring (9) is respectively arranged between the guide sleeve (23) and the glue outlet channel (132) and between the guide sleeve (23) and the drive cavity (12), the sealing ring (9) is connected between the plunger rod (15) and the body (11) in a sealing manner, the sealing ring (9) comprises an annular base (91) sleeved on the plunger rod (15), a first sealing lip (92) in sealing fit with the plunger rod (15) and a second sealing lip (93) in sealing connection with the body (11), the first sealing lip (92) and the second sealing lip (93) are integrally formed on the same side of the annular base (91) and enclose a containing groove (94) with the annular base (91), a support framework (95) is arranged in the containing groove (94), a first support wall (951) of the support framework (95) is in surface contact with the first sealing lip (92), a second support wall (952) of the support framework (95) is in surface contact with the second sealing lip (93), a plurality of support walls (951) extending from the first support wall (951) to the second support wall (952), and a plurality of support walls (953) extend from the outer support wall to a plurality of support grooves (953) formed on the outer support wall, the inner notches (953) and the outer notches (954) are arranged in a staggered mode along the circumferential direction;
guide rubber pipe (3) go up and be located valve body (6) and supply and install a bubble detecting element (5) between gluey mechanism (1), bubble detecting element (5) are including base body (51), it has recess (52) that supply the rubber tube embedding to open on base body (51), recess (52) one side is provided with ultrasonic transmitter (53), and the opposite side is provided with ultrasonic receiver (54), install on rubber tube arranging pipe (7) bubble detecting element (5), still include a control module (10) for according to receiving the information that has no bubble in the rubber tube of each bubble detecting element (5), generate drive signal, through left air inlet (21) or right air inlet (22) gas injection in drive chamber (12).
2. The dispensing and processing device for electronic products of claim 1, wherein: the guide sleeve (23) comprises a guide part (27) and a protruding part (28) located on the side surface of the left end of the guide part (27), the protruding part (28) of the guide sleeve (23) is located in a limiting groove (29) of the body (11), the plunger rod (15) is embedded into a through hole (30) of the guide part (27), the inner wall of the through hole (30) of the guide part (27) is in contact with the outer side surface of the plunger rod (15), a plurality of small grooves (31) are formed in the surface of the inner wall of the through hole (30) of the guide part (27) along the axial direction, and the small grooves (31) are distributed at intervals along the circumferential direction.
3. The dispensing processing device for electronic products according to claim 1 or 2, characterized in that: the thickness of the second support wall (952) is greater than the thickness of the first support wall (951).
4. The dispensing processing device for electronic products according to claim 1 or 2, wherein: the opposite surfaces of the first supporting wall (951) and the second supporting wall (952) are provided with a pair of flange parts (96) which are oppositely arranged, and the end surfaces of the flange parts (96) are contacted with the end surfaces of the first supporting wall (951) and the second supporting wall (952).
5. The dispensing processing device for electronic products according to claim 1 or 2, characterized in that: the openings of the accommodating grooves (94) on the 2 sealing rings (9) face the glue outlet channel (132) and the driving cavity (12) respectively.
6. The dispensing processing device for electronic products according to claim 1 or 2, characterized in that: install a level sensor on waste liquid box (8), when level sensor detects the liquid level in waste liquid box (8) and surpasss the threshold value of settlement, send out the police dispatch newspaper.
7. The dispensing processing device for electronic products according to claim 1 or 2, wherein: and a one-way valve (26) is respectively arranged on the rubber guide pipe (3) and between the bubble detection unit (5) and the rubber supply mechanism (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110861429.XA CN115672654A (en) | 2021-07-29 | 2021-07-29 | Dispensing processing device for electronic product |
Applications Claiming Priority (1)
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CN202110861429.XA CN115672654A (en) | 2021-07-29 | 2021-07-29 | Dispensing processing device for electronic product |
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Address after: No. 189, Wutaishan Road, High tech Zone, Suzhou City, Jiangsu Province, 215011 Applicant after: Suzhou Zhuozhao dispensing Co.,Ltd. Address before: 215011 No.3, phase I, standard plant, No.588 Wutaishan Road, high tech Zone, Suzhou City, Jiangsu Province Applicant before: Suzhou Zhuozhao dispensing Co.,Ltd. |