CN113996471B - Dispensing device for circuit board processing - Google Patents
Dispensing device for circuit board processing Download PDFInfo
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- CN113996471B CN113996471B CN202111404291.7A CN202111404291A CN113996471B CN 113996471 B CN113996471 B CN 113996471B CN 202111404291 A CN202111404291 A CN 202111404291A CN 113996471 B CN113996471 B CN 113996471B
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- glue
- bin
- wall
- outer barrel
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/58—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter preventing deposits, drying-out or blockage by recirculating the fluid to be sprayed from upstream of the discharge opening back to the supplying means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0208—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
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Abstract
The invention relates to the technical field of glue dispensing equipment, in particular to a glue dispensing device for processing a circuit board, which comprises a horizontal pushing mechanism and a glue discharging mechanism, wherein the horizontal pushing mechanism is used for pushing the glue discharging mechanism to move on a horizontal plane; the glue discharging mechanism comprises an outer barrel and a glue guide bin, the bottom of the outer barrel is spherical, a through hole is formed in the middle of the bottom of the outer barrel, the glue guide bin is located in the outer barrel, a plurality of groups of first air cylinders are mounted at the top of the glue guide bin, and the fixed end of each first air cylinder is mounted at the top of the inner wall of the outer barrel; through retrieving glue, can avoid equipment to go out the glue of jiao kou position and remain, avoid glue to drip at will on the circuit board and influence the clean and tidy nature of circuit board, when avoiding equipment idle simultaneously, glue stops to take place the coagulation phenomenon and causes the jam to the counter point rubber tube in the glue dispensing pipe, guarantees equipment normal use.
Description
Technical Field
The invention relates to the technical field of dispensing equipment, in particular to a dispensing device for processing a circuit board.
Background
As is well known, a circuit board is also called a circuit board, which is an assembly of a current-conducting plate and a control plate, and the surface of the circuit board needs to be subjected to glue dispensing treatment during processing, so that glue forms point-type or line-type glue distribution on the circuit board, and a plurality of electronic elements such as capacitors, resistors and control modules are conveniently mounted.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a dispensing device for processing a circuit board.
In order to achieve the purpose, the invention adopts the technical scheme that:
the glue dispensing device for processing the circuit board comprises a horizontal pushing mechanism and a glue discharging mechanism, wherein the horizontal pushing mechanism is used for pushing the glue discharging mechanism to move on a horizontal plane;
the glue discharging mechanism comprises an outer barrel and a glue guide bin, the bottom of the outer barrel is spherical, a through hole is formed in the middle of the bottom of the outer barrel, the glue guide bin is located inside the outer barrel, a plurality of groups of first cylinders are mounted at the top of the glue guide bin, the fixed end of each first cylinder is mounted at the top of the inner wall of the outer barrel, a first isolation ring and a second isolation ring are slidably sleeved on the outer wall of the glue guide bin, the second isolation ring is located above the first isolation ring, the first isolation ring is fixed on the inner wall of the outer barrel, the second isolation ring is slidably mounted on the inner wall of the outer barrel, a connecting structure is mounted between the second isolation ring and the glue guide bin, and a first air pipe is communicated with the second isolation ring;
a piston plate is slidably arranged in the glue guide bin, the piston plate divides the inside of the glue guide bin into an upper side cavity and a lower side cavity, the input end of the first air pipe is communicated with the upper side cavity, a sliding sleeve is arranged in the middle of the piston plate, a glue conveying pipe is slidably arranged in the sliding sleeve, the upper side input end of the glue conveying pipe penetrates through the glue guide bin and the outer barrel, the glue conveying pipe is slidably connected with the glue guide bin, and the glue conveying pipe is fixedly connected with the outer barrel;
lead gluey storehouse bottom intercommunication and be provided with the mechanism that opens and shuts, the mechanism bottom intercommunication that opens and shuts is provided with some rubber tubes, some rubber tube bottom opening orientation outer bucket bottom opening.
Furthermore, the opening and closing mechanism comprises a fixed bin, the fixed bin is installed at the bottom of the glue guide bin, the upper right side of the fixed bin is provided with an arc surface, the upper left side of the fixed bin is provided with a plane, and the fixed bin is communicated with the glue guide bin;
a rotating wheel is rotatably mounted in the fixed bin, a glue guide channel is formed in the middle of the rotating wheel along the radial direction of the rotating wheel, a glue guide pipe is mounted at one end of the glue guide channel, and the other end of the glue guide channel is in contact with the arc-shaped inner wall of the fixed bin;
the top of the dispensing tube penetrates through the bottom of the fixed bin and extends into the fixed bin;
the output end of the rubber guide pipe and the input end of the rubber dispensing pipe are both arc-shaped.
Furthermore, arc-shaped baffles are arranged on the outer wall of the rubber guide tube and the outer wall of the rubber dispensing tube, and the two arc-shaped baffles are spliced into a whole circle.
Further, rotate on the outer wall in fixed storehouse and install the pivot, the pivot with it connects to rotate the wheel transmission, install first leaf spring in the pivot, the telescopic link is installed to the outer end of first leaf spring, the stiff end of telescopic link is installed outer bucket inner wall bottom.
Furthermore, a plurality of sealing plates are arranged at the bottom of the dispensing tube in a contact manner and spliced into a circular shape, an arc-shaped sliding plate is mounted on the outer side wall of each sealing plate, an arc-shaped guide rail is slidably mounted on each arc-shaped sliding plate and fixed on the inner wall of the outer barrel, a second plate spring is mounted at the outer end of each arc-shaped sliding plate, and the outer end of each second plate spring is fixed on the inner wall of the outer barrel;
and the center of the arc-shaped sliding plate deviates from the axis of the dispensing tube.
Further, connection structure is including installing the third leaf spring of second isolating ring bottom, the outer end of third leaf spring is fixed lead on the outer wall in gluey storehouse, install first spacing ring on the inner wall of outer bucket, first spacing ring bottom with the contact of second isolating ring top, lead and install the second spacing ring on the outer wall in gluey storehouse, the second spacing ring is located the top of second isolating ring.
The exhaust structure comprises a second air pipe, the second air pipe is located in a lower side cavity of the glue guide bin, the top of the second air pipe penetrates through the piston plate and the top of the glue guide bin and is in contact with the top of the inner wall of the outer barrel, the piston plate and the glue guide bin are both in sliding connection with the second air pipe, air holes are formed in the outer wall of the second air pipe located in the lower side cavity of the glue guide bin, a limiting disc is installed at the bottom of the second air pipe, a fourth plate spring is installed at the top of the glue guide bin, and the outer end of the fourth plate spring is fixed on the outer wall of the second air pipe;
and a third air pipe is slidably sleeved in the second air pipe, and the output end of the third air pipe penetrates through the outer barrel and extends out of the outer barrel.
Further, the horizontal pushing mechanism comprises a square frame, a fixed platform is arranged on the inner side of the square frame and is positioned above the outer barrel, a second air cylinder is mounted at the bottom of the fixed platform, and power mechanisms are arranged on the fixed platform in the transverse direction and the longitudinal direction;
the power mechanism comprises a lead screw, the lead screw penetrates through the fixed platform and is connected with the fixed platform in a screwed mode, the two lead screws in the two power mechanisms are distributed up and down, the two ends of the lead screw are rotatably provided with the mounting plate, the bottom of the mounting plate is provided with the sliding block, the sliding block is slidably mounted on a straight line edge of the square frame, one end of the lead screw is provided with the motor on the mounting plate, and the motor is connected with the lead screw in a transmission mode.
Compared with the prior art, the invention has the beneficial effects that: after the work of gluing was accomplished when the point, first cylinder drives and leads gluey storehouse rebound outside the bucket, space increase and formation negative pressure between first isolating ring and the second isolating ring this moment, first trachea will lead gluey storehouse upside cavity air to take out from, the piston plate rebound in leading gluey storehouse, this moment leads gluey storehouse downside cavity space increase, the downside cavity will open and shut mechanism and glue intraductal glue of gluing and inhale in the downside cavity, thereby guarantee that mechanism and point rubber tube are inside to keep clean and tidy, avoid glue to stop in mechanism and the glue of opening and shutting, thereby realize the recovery of glue.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the outer tub of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the fixed bin of FIG. 2;
FIG. 4 is an enlarged view of a portion A of FIG. 2;
FIG. 5 is a schematic view of the internal structure of the fixed bin of FIG. 4;
FIG. 6 is an enlarged view of a portion B of FIG. 3;
FIG. 7 is an enlarged view of a portion of the structure at C in FIG. 3;
in the drawings, the reference numbers: 1. an outer tub; 2. a glue guiding bin; 3. a first cylinder; 4. a first spacer ring; 5. a second spacer ring; 6. a first air pipe; 7. a piston plate; 8. a sliding sleeve; 9. a rubber delivery pipe; 10. dispensing a rubber tube; 11. fixing the bin; 12. a rotating wheel; 13. a glue guide channel; 14. a rubber guide tube; 15. an arc-shaped baffle plate; 16. a rotating shaft; 17. a first plate spring; 18. a telescopic rod; 19. closing the plate; 20. an arc-shaped sliding plate; 21. an arc-shaped guide rail; 22. a second plate spring; 23. a third plate spring; 24. a first limit ring; 25. a second stop collar; 26. a second air pipe; 27. a limiting disc; 28. a fourth plate spring; 29. a third air pipe; 30. a square frame; 31. a fixed platform; 32. a second cylinder; 33. a lead screw; 34. mounting a plate; 35. a slider; 36. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect through an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. This embodiment is written in a progressive manner.
As shown in fig. 1 to 7, the dispensing device for processing a circuit board of the present invention comprises a horizontal pushing mechanism and a glue discharging mechanism, wherein the horizontal pushing mechanism is used for pushing the glue discharging mechanism to move on a horizontal plane;
the glue discharging mechanism comprises an outer barrel 1 and a glue guiding bin 2, the bottom of the outer barrel 1 is spherical, a through hole is formed in the middle of the bottom of the outer barrel 1, the glue guiding bin 2 is located inside the outer barrel 1, a plurality of groups of first air cylinders 3 are mounted at the top of the glue guiding bin 2, the fixed ends of the first air cylinders 3 are mounted at the top of the inner wall of the outer barrel 1, a first isolating ring 4 and a second isolating ring 5 are slidably sleeved on the outer wall of the glue guiding bin 2, the second isolating ring 5 is located above the first isolating ring 4, the first isolating ring 4 is fixed on the inner wall of the outer barrel 1, the second isolating ring 5 is slidably mounted on the inner wall of the outer barrel 1, a connecting structure is mounted between the second isolating ring 5 and the glue guiding bin 2, and a first air pipe 6 is communicated with the second isolating ring 5;
a piston plate 7 is slidably arranged in the glue guide bin 2, the piston plate 7 divides the inside of the glue guide bin 2 into an upper side cavity and a lower side cavity, the input end of the first air pipe 6 is communicated with the upper side cavity, a sliding sleeve 8 is arranged in the middle of the piston plate 7, a glue conveying pipe 9 is slidably arranged in the sliding sleeve 8, the upper side input end of the glue conveying pipe 9 penetrates through the glue guide bin 2 and the outer barrel 1, the glue conveying pipe 9 is slidably connected with the glue guide bin 2, and the glue conveying pipe 9 is fixedly connected with the outer barrel 1;
In the embodiment, glue is pumped into the glue guiding bin 2 through the glue conveying pipe 9 and the sliding sleeve 8, when glue dispensing treatment is required to be carried out on a circuit board, the first air cylinder 3 pushes the glue guiding bin 2 to move downwards, the glue guiding bin 2 drives the glue dispensing pipe 10 to move downwards, the bottom of the glue dispensing pipe 10 penetrates through the through opening and extends out, the glue guiding bin 2 drives the second isolating ring 5 to move downwards synchronously through the connecting structure, the space between the second isolating ring 5 and the first isolating ring 4 is reduced, air between the first isolating ring 4 and the second isolating ring 5 enters the upper side cavity of the glue guiding bin 2 through the first air pipe 6, the upper side cavity of the glue guiding bin 2 pushes the piston plate 7 to move downwards, the piston plate 7 drives the sliding sleeve 8 to slide on the glue conveying pipe 9, the opening and closing mechanism is opened, the glue in the glue guiding bin 2 is discharged onto the circuit board through the opening and closing mechanism and the glue dispensing pipe 10, so that glue dispensing work is realized, after the glue dispensing work is finished, the first cylinder 3 drives the glue guiding bin 2 to move upwards in the outer barrel 1, at the moment, the space between the first isolating ring 4 and the second isolating ring 5 is increased and negative pressure is formed, the first air pipe 6 sucks air in a cavity on the upper side of the glue guiding bin 2, the piston plate 7 moves upwards in the glue guiding bin 2, at the moment, the cavity on the lower side of the glue guiding bin 2 is increased, glue in the opening and closing mechanism and the glue dispensing tube 10 is sucked into the cavity on the lower side by the cavity on the lower side, so that the inside of the opening and closing mechanism and the glue dispensing tube 10 is kept clean and tidy, the glue is prevented from staying in the opening and closing mechanism and the glue dispensing tube 10, the recovery of the glue is realized, the glue at the glue outlet position of the equipment can be prevented from being remained by recovering the glue, the glue is prevented from randomly dropping on the circuit board and affecting the cleanness of the circuit board, and meanwhile, the glue stays in the glue dispensing tube 10 to generate a solidification phenomenon and cause blockage of the glue dispensing tube 10 when the equipment is not in use, the normal use of the equipment is ensured.
As a preference of the above embodiment, the opening and closing mechanism includes a fixed bin 11, the fixed bin 11 is installed at the bottom of the glue guiding bin 2, the upper right side of the fixed bin 11 is set to be an arc surface, the upper left side of the fixed bin 11 is set to be a plane, and the fixed bin 11 is communicated with the glue guiding bin 2;
a rotating wheel 12 is rotatably mounted in the fixed bin 11, a glue guide channel 13 is formed in the middle of the rotating wheel 12 along the radial direction of the rotating wheel, a glue guide tube 14 is mounted at one end of the glue guide channel 13, and the other end of the glue guide channel 13 is in contact with the arc-shaped inner wall of the fixed bin 11;
the top of the rubber dispensing tube 10 penetrates through the bottom of the fixed bin 11 and extends into the fixed bin 11;
wherein, the output end of the rubber guide tube 14 and the input end of the rubber dispensing tube 10 are both arc-shaped.
In this embodiment, the rotating wheel 12 seals the fixed bin 11 through the outer wall thereof, at this time, the fixed bin 11 and the glue guiding bin 2 keep a separated sealing state, the rotating wheel 12 is rotated, the rotating wheel 12 drives the glue guiding tube 14 thereon to rotate, the output end of the glue guiding tube 14 is butted with the input end of the glue dispensing tube 10, the input end of the glue guiding channel 13 is communicated with the inside of the glue guiding bin 2, so that the glue guiding bin 2, the glue guiding channel 13, the glue guiding tube 14 and the glue dispensing tube 10 are communicated, glue in the glue guiding bin 2 can flow into the glue dispensing tube 10 and drip onto a circuit board through the output end at the bottom of the glue dispensing tube 10, glue dispensing work is realized, the rotating wheel 12 is rotated reversely, the arc-shaped inner wall of the fixed bin 11 seals the glue guiding channel 13 again, the glue guiding tube 14 deviates from the glue dispensing tube 10, and the rotating wheel 12 seals the fixed bin 11 again.
In this embodiment, the output end of the rubber guide tube 14 and the input end of the dispensing tube 10 are both set to be arc-shaped, so that the rubber guide tube 14 in a circumferential rotation state can be conveniently butted with the dispensing tube 10, the butting sealing performance is improved, and the separation of the rubber guide tube 14 and the dispensing tube 10 is avoided.
As a preferable preference of the above embodiment, the outer wall of the rubber guide tube 14 and the outer wall of the rubber dispensing tube 10 are both provided with arc-shaped baffles 15, and the two arc-shaped baffles 15 are spliced into a whole circle.
In this embodiment, when the rubber guide tube 14 is butted with the dispensing tube 10, the two arc-shaped baffles 15 are in contact with each other, and by arranging the two arc-shaped baffles 15, the butted position of the rubber guide tube 14 and the dispensing tube 10 can be conveniently located, and meanwhile, the butted position of the rubber guide tube 14 and the dispensing tube 10 can be sealed by the two arc-shaped baffles 15.
Preferably, a rotating shaft 16 is rotatably mounted on the outer wall of the fixed bin 11, the rotating shaft 16 is in transmission connection with the rotating wheel 12, a first plate spring 17 is mounted on the rotating shaft 16, an expansion link 18 is mounted at the outer end of the first plate spring 17, and the fixed end of the expansion link 18 is mounted at the bottom of the inner wall of the outer tub 1.
In this embodiment, when the glue guiding bin 2 moves downward at the highest point in the outer barrel 1, the first plate spring 17 is in an elastic deformation state, the fixed bin 11 drives the rotating shaft 16 to move downward synchronously, the first plate spring 17 gradually returns to an inelastic state, at this time, the first plate spring 17 pushes the rotating shaft 16 to rotate, the rotating shaft 16 drives the fixed bin 11 to rotate, the glue guiding tube 14 rotates and approaches towards the glue dispensing tube 10, when the first plate spring 17 is in a natural state, the glue guiding tube 14 and the glue dispensing tube 10 are still in a separated state, the fixed bin 11 drives the telescopic rod 18 to perform a contraction motion through the rotating shaft 16 and the first plate spring 17, at this time, the glue guiding tube 14 stops rotating, when the telescopic rod 18 contracts to a minimum distance, the rotating shaft 16 pushes the first plate spring 17 to elastically deform, the first plate spring 17 pushes the rotating shaft 16 to continue to rotate, the glue guiding tube 14 continues to rotate and abut against the glue dispensing tube 10, and as the fixed bin 11 continues to move downward, elastic deformation occurs to the first plate spring 17 and generates elastic thrust to the rotating shaft 16, thereby enabling the arc-shaped baffle 15 on the rubber guide tube 14 and the arc-shaped baffle 15 on the rubber dispensing tube 10 to be attached tightly, improving the sealing performance between the two arc-shaped baffles 15, after the dispensing operation of the rubber dispensing tube 10 is completed, the fixed bin 11 moves upwards to an initial position in the outer barrel 1, the telescopic rod 18 extends to a maximum distance gradually from a contraction state, at the moment, the fixed bin 11 is still in a rising state, the telescopic rod 18 stops moving, the first plate spring 17 generates elastic deformation and drives the fixed bin 11 and the rubber guide tube 14 to recover to the initial state.
In this embodiment, by providing the telescopic rod 18, the telescopic rod 18 can avoid the telescopic rod 18 from colliding with the bottom of the glue guiding bin 2 when the telescopic rod 18 supports and guides the rotating shaft 16 and the first plate spring 17.
As a preferred embodiment, the bottom of the dispensing tube 10 is provided with a plurality of sealing plates 19 in a contact manner, the sealing plates 19 are spliced into a circular shape, an arc-shaped sliding plate 20 is mounted on the outer side wall of each sealing plate 19, an arc-shaped guide rail 21 is slidably mounted on each arc-shaped sliding plate 20, each arc-shaped guide rail 21 is fixed on the inner wall of the outer tub 1, a second plate spring 22 is mounted at the outer end of each arc-shaped sliding plate 20, and the outer end of each second plate spring 22 is fixed on the inner wall of the outer tub 1;
wherein, the center of the arc-shaped sliding plate 20 deviates from the axis of the dispensing tube 10.
In this embodiment, when the dispensing tube 10 is located at an initial position in the outer barrel 1, the plurality of sealing plates 19 seal the bottom of the dispensing tube 10, and when the dispensing tube 10 moves downward, the bottom of the dispensing tube 10 pushes the plurality of sealing plates 19 to separate from each other, the sealing plates 19 push the arc-shaped sliding plate 20 to slide on the arc-shaped guide rail 21, and the second plate spring 22 elastically deforms.
In this embodiment, because the center of the arc-shaped sliding plate 20 deviates from the axis of the dispensing tube 10, the dispensing tube 10 can conveniently push the sealing plate 19 to deviate from the bottom of the dispensing tube 10, so as to avoid the phenomenon of clamping the bottom of the dispensing tube 10 with the upper surface of the sealing plate 19 and ensure the smooth movement of the sealing plate 19.
Preferably, the connection structure includes a third plate spring 23 installed at the bottom of the second isolation ring 5, an outer end of the third plate spring 23 is fixed on an outer wall of the glue guiding bin 2, a first limiting ring 24 is installed on an inner wall of the outer tub 1, a bottom of the first limiting ring 24 contacts with a top of the second isolation ring 5, a second limiting ring 25 is installed on an outer wall of the glue guiding bin 2, and the second limiting ring 25 is located above the second isolation ring 5.
In this embodiment, when the glue guiding bin 2 moves downwards, the third leaf spring 23 is in an elastic deformation state, the glue guiding bin 2 and the second isolating ring 5 slide relatively, at this time, the distance between the second isolating ring 5 and the first isolating ring 4 is kept fixed, the opening and closing mechanism gradually changes from a closed state to a communicated state, the glue guiding bin 2 drives the second limiting ring 25 to move downwards synchronously, when the second limiting ring 25 contacts with the second isolating ring 5, the second limiting ring 25 drives the second isolating ring 5 to move downwards synchronously, at this time, the distance between the first isolating ring 4 and the second isolating ring 5 is shortened, air between the first isolating ring 4 and the second isolating ring 5 enters the piston plate 7 through the first air pipe 6, the piston plate 7 moves downwards in the glue guiding bin 2, at this time, the glue guiding bin 2, the opening and closing structure and the glue pipe 10 are communicated, so that glue in the glue guiding bin 2 is gradually filled into the opening and closing structure glue pipe 10, when leading gluey storehouse 2 rebound, the distance increases between first barrier ring 4 and the second barrier ring 5, piston plate 7 is leading gluey storehouse 2 rebound, lead gluey storehouse 2 this moment and will open and shut the structure and take out the remaining glue in some glue pipe 10 and leave, when second barrier ring 5 contacts with first spacing ring 24, the distance keeps fixed between first barrier ring 4 and the second barrier ring 5, piston plate 7 stops to move, the rubber pipe 14 that leads in the structure that opens and shuts begins to deviate gradually with some glue pipe 10, lead gluey storehouse 2 and some glue pipe 10 mutual isolation this moment.
Preferably, the exhaust structure further comprises a second air pipe 26, the second air pipe 26 is located in a lower side cavity of the glue guiding bin 2, the top of the second air pipe 26 penetrates through the piston plate 7 and the top of the glue guiding bin 2 and contacts with the top of the inner wall of the outer barrel 1, the piston plate 7 and the glue guiding bin 2 are both connected with the second air pipe 26 in a sliding manner, an air hole is formed in the outer wall of the second air pipe 26 located in the lower side cavity of the glue guiding bin 2, a limiting disc 27 is installed at the bottom of the second air pipe 26, a fourth plate spring 28 is installed at the top of the glue guiding bin 2, and the outer end of the fourth plate spring 28 is fixed on the outer wall of the second air pipe 26;
a third air pipe 29 is slidably sleeved in the second air pipe 26, and an output end of the third air pipe 29 penetrates through the outer barrel 1 and extends out of the outer barrel 1.
In this embodiment, when the glue guiding bin 2 is located at the initial position inside the outer tub 1, the second air tube 26 contacts with the top of the outer tub 1, the limiting disc 27 is separated from the piston plate 7, the lower cavity of the glue guiding bin 2 is communicated with the outside through the air holes on the second air tube 26, the second air tube 26 and the third air tube 29, when the glue guiding bin 2 moves downward, the fourth plate spring 28 always generates elastic thrust to the second air tube 26, the fourth plate spring 28 pushes the second air tube 26 and the piston plate 7 to slide relatively, the limiting disc 27 contacts with the piston plate 7, at this time, the air holes on the second air tube 26 are located inside the piston plate 7, the lower cavity of the glue guiding bin 2 and the second air tube 26 are in a closed state, the piston plate 7 pushes the second air tube 26 to move synchronously through the limiting disc 27, the second air tube 26 and the third air tube 29 move relatively, when the glue guiding bin 2 moves upward to the initial position, the top of the second air tube 26 contacts with the top of the outer tub 1, the limiting disc 27 is separated from the piston plate 7 again, and air sucked into the glue guiding bin 2 can be discharged to the outside through the air holes in the second air pipe 26, the second air pipe 26 and the third air pipe 29, so that the air is prevented from accumulating inside the glue guiding bin 2.
As a preferred embodiment of the above embodiment, the horizontal pushing mechanism includes a square frame 30, a fixed platform 31 is disposed inside the square frame 30, the fixed platform 31 is located above the outer tub 1, a second cylinder 32 is mounted at the bottom of the fixed platform 31, and power mechanisms are disposed on the fixed platform 31 in both the transverse direction and the longitudinal direction;
the power mechanism comprises a lead screw 33, the lead screw 33 penetrates through the fixed platform 31 and is connected with the lead screw 33 in a screwed mode, the two lead screws 33 in the two power mechanisms are distributed up and down, the two ends of the lead screw 33 are respectively rotatably provided with a mounting plate 34, the bottom of the mounting plate 34 is provided with a sliding block 35, the sliding block 35 is slidably mounted on one straight line edge of the square frame 30, one end of the lead screw 33 is provided with a motor 36 on the mounting plate 34, and the motor 36 is in transmission connection with the lead screw 33.
In this embodiment, the second cylinder 32 can push the outer tub 1 to move up and down, so as to adjust the distance between the outer tub 1 and the circuit board, the motor 36 drives the lead screw 33 to rotate, the lead screw 33 pushes the fixing platform 31 to move along the axial direction of the lead screw 33, at this time, the fixing platform 31 can drive the sliding block 35 in another set of power mechanisms to slide on the square frame 30, and the two sets of power mechanisms can respectively push the fixing platform 31 and the outer tub 1 to move in the transverse and longitudinal directions, so as to adjust the dispensing position of the outer tub 1.
The glue dispensing device for processing the circuit board is arranged in a common mechanical mode, and can be implemented as long as the beneficial effects of the glue dispensing device are achieved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A glue dispensing device for processing a circuit board is characterized by comprising a horizontal pushing mechanism and a glue discharging mechanism, wherein the horizontal pushing mechanism is used for pushing the glue discharging mechanism to move on a horizontal plane;
the glue discharging mechanism comprises an outer barrel (1) and a glue guiding bin (2), the bottom of the outer barrel (1) is spherical, a through hole is formed in the middle position of the bottom of the outer barrel (1), the glue guiding bin (2) is located inside the outer barrel (1), a plurality of groups of first cylinders (3) are installed at the top of the glue guiding bin (2), the fixed end of each first cylinder (3) is installed at the top of the inner wall of the outer barrel (1), a first isolating ring (4) and a second isolating ring (5) are slidably sleeved on the outer wall of the glue guiding bin (2), the second isolating ring (5) is located above the first isolating ring (4), the first isolating ring (4) is fixed on the inner wall of the outer barrel (1), the second isolating ring (5) is slidably installed on the inner wall of the outer barrel (1), and a connecting structure is installed between the second isolating ring (5) and the glue guiding bin (2), a first air pipe (6) is communicated with the second isolating ring (5);
a piston plate (7) is arranged in the rubber guide bin (2) in a sliding mode, the piston plate (7) divides the interior of the rubber guide bin (2) into an upper side cavity and a lower side cavity, the input end of the first air pipe (6) is communicated with the upper side cavity, a sliding sleeve (8) is arranged in the middle of the piston plate (7), a rubber conveying pipe (9) is arranged in the sliding sleeve (8) in a sliding mode, the upper side input end of the rubber conveying pipe (9) penetrates through the rubber guide bin (2) and the outer barrel (1), the rubber conveying pipe (9) is connected with the rubber guide bin (2) in a sliding mode, and the rubber conveying pipe (9) is fixedly connected with the outer barrel (1);
the bottom of the glue guide bin (2) is communicated with an opening and closing mechanism, the bottom of the opening and closing mechanism is communicated with a glue dispensing pipe (10), and an opening at the bottom of the glue dispensing pipe (10) faces to a through hole at the bottom of the outer barrel (1);
the opening and closing mechanism comprises a fixed bin (11), the fixed bin (11) is installed at the bottom of the glue guide bin (2), the upper right side of the fixed bin (11) is provided with an arc surface, the upper left side of the fixed bin (11) is provided with a plane, and the fixed bin (11) is communicated with the glue guide bin (2);
a rotating wheel (12) is rotatably mounted in the fixed bin (11), a glue guide channel (13) is formed in the middle of the rotating wheel (12) along the radial direction of the rotating wheel, a glue guide pipe (14) is mounted at one end of the glue guide channel (13), and the other end of the glue guide channel (13) is in contact with the arc-shaped inner wall of the fixed bin (11);
the top of the glue dispensing pipe (10) penetrates through the bottom of the fixed bin (11) and extends into the fixed bin (11);
the output end of the rubber guide pipe (14) and the input end of the rubber dispensing pipe (10) are both arc-shaped;
arc-shaped baffles (15) are respectively arranged on the outer wall of the rubber guide tube (14) and the outer wall of the rubber dispensing tube (10), and the two arc-shaped baffles (15) are spliced into a whole circle;
rotate on the outer wall of fixed storehouse (11) and install pivot (16), pivot (16) with rotate wheel (12) transmission and connect, install first leaf spring (17) on pivot (16), telescopic link (18) are installed to the outer end of first leaf spring (17), the stiff end of telescopic link (18) is installed outer bucket (1) inner wall bottom.
2. The dispensing device for processing the circuit board according to claim 1, wherein a plurality of sealing plates (19) are arranged at the bottom of the dispensing tube (10) in a contact manner, the sealing plates (19) are spliced into a circular shape, an arc-shaped sliding plate (20) is installed on the outer side wall of each sealing plate (19), an arc-shaped guide rail (21) is installed on each arc-shaped sliding plate (20) in a sliding manner, each arc-shaped guide rail (21) is fixed on the inner wall of the outer barrel (1), a second plate spring (22) is installed at the outer end of each arc-shaped sliding plate (20), and the outer end of each second plate spring (22) is fixed on the inner wall of the outer barrel (1);
the center of the arc-shaped sliding plate (20) deviates from the axis of the dispensing tube (10).
3. The dispensing device for processing the circuit board according to claim 2, wherein the connecting structure comprises a third plate spring (23) installed at the bottom of the second isolating ring (5), the outer end of the third plate spring (23) is fixed on the outer wall of the glue guiding bin (2), a first limiting ring (24) is installed on the inner wall of the outer barrel (1), the bottom of the first limiting ring (24) is in contact with the top of the second isolating ring (5), a second limiting ring (25) is installed on the outer wall of the glue guiding bin (2), and the second limiting ring (25) is located above the second isolating ring (5).
4. The dispensing device for processing circuit board as claimed in claim 3, further comprising an air exhaust structure, the exhaust structure comprises a second air pipe (26), the second air pipe (26) is positioned in a cavity at the lower side of the glue guide bin (2), the top of the second air pipe (26) passes through the piston plate (7) and the top of the glue guide bin (2) and contacts with the top of the inner wall of the outer barrel (1), the piston plate (7) and the rubber guide bin (2) are both connected with the second air pipe (26) in a sliding way, the outer wall of the second air pipe (26) positioned in the cavity at the lower side of the rubber guide bin (2) is provided with air holes, a limiting disc (27) is arranged at the bottom of the second air pipe (26), a fourth plate spring (28) is arranged at the top of the glue guide bin (2), the outer end of the fourth plate spring (28) is fixed on the outer wall of the second air pipe (26);
a third air pipe (29) is sleeved in the second air pipe (26) in a sliding mode, and the output end of the third air pipe (29) penetrates through the outer barrel (1) and extends out of the outer barrel (1).
5. The dispensing device for processing the circuit board according to claim 4, wherein the horizontal pushing mechanism comprises a square frame (30), a fixed platform (31) is arranged inside the square frame (30), the fixed platform (31) is located above the outer barrel (1), a second air cylinder (32) is mounted at the bottom of the fixed platform (31), and power mechanisms are arranged on the fixed platform (31) in the transverse direction and the longitudinal direction;
power unit includes lead screw (33), lead screw (33) pass fixed platform (31) and spiral shell dress are connected, and two lead screws (33) in two sets of power units distribute about being, mounting panel (34) are all rotated at the both ends of lead screw (33), slider (35) are installed to mounting panel (34) bottom, slider (35) slidable mounting be in a straight line edge of square frame (30), lead screw (33) one end install motor (36) on mounting panel (34), motor (36) with lead screw (33) transmission is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111404291.7A CN113996471B (en) | 2021-11-24 | 2021-11-24 | Dispensing device for circuit board processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111404291.7A CN113996471B (en) | 2021-11-24 | 2021-11-24 | Dispensing device for circuit board processing |
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| Publication Number | Publication Date |
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| CN113996471A CN113996471A (en) | 2022-02-01 |
| CN113996471B true CN113996471B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111404291.7A Active CN113996471B (en) | 2021-11-24 | 2021-11-24 | Dispensing device for circuit board processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115770701B (en) * | 2023-02-10 | 2023-05-09 | 诸城恒信新材料科技有限公司 | Automatic glue spraying equipment for processing automobile interior trim parts |
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| ES1090455U (en) * | 2013-07-01 | 2013-10-01 | Telesforo González Olmos | Cold glue application unit (Machine-translation by Google Translate, not legally binding) |
| CN205463011U (en) * | 2016-03-30 | 2016-08-17 | 昆山龙腾光电有限公司 | Adhesive deposite device with resorption formula point plastic pin |
| CN107282370A (en) * | 2017-08-17 | 2017-10-24 | 西安科技大学 | The consistent point gum machine of a kind of registration, gel quantity |
| CN210279693U (en) * | 2019-06-17 | 2020-04-10 | 唐山汇讯电子科技有限公司 | A point gum machine for producing crystal resonator |
| CN112827745A (en) * | 2020-12-27 | 2021-05-25 | 天长市赛尔电子科技有限公司 | Adhesive deposite device is used in processing of aluminium base circuit board for LED lamp |
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2021
- 2021-11-24 CN CN202111404291.7A patent/CN113996471B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES1090455U (en) * | 2013-07-01 | 2013-10-01 | Telesforo González Olmos | Cold glue application unit (Machine-translation by Google Translate, not legally binding) |
| CN205463011U (en) * | 2016-03-30 | 2016-08-17 | 昆山龙腾光电有限公司 | Adhesive deposite device with resorption formula point plastic pin |
| CN107282370A (en) * | 2017-08-17 | 2017-10-24 | 西安科技大学 | The consistent point gum machine of a kind of registration, gel quantity |
| CN210279693U (en) * | 2019-06-17 | 2020-04-10 | 唐山汇讯电子科技有限公司 | A point gum machine for producing crystal resonator |
| CN112827745A (en) * | 2020-12-27 | 2021-05-25 | 天长市赛尔电子科技有限公司 | Adhesive deposite device is used in processing of aluminium base circuit board for LED lamp |
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| CN113996471A (en) | 2022-02-01 |
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