CN111389658A - Double-gluing device and die bonder - Google Patents

Abstract

The application provides a two be stained with mucilage binding and solid brilliant machine. The double-gluing device comprises a glue dispensing rack and two swinging gluing mechanisms which are symmetrically arranged; each swinging glue dipping mechanism comprises a glue dipping swing arm device and a glue supply device; each glue dipping swing arm device comprises a glue dipping needle, a glue dipping needle swing arm, a lifting glue dipping mechanism and a swing arm driving mechanism, and the glue dipping needle swing arm is arranged on the lifting glue dipping mechanism. The application provides a two mucilage binding are put sets up two swings and is stained with gluey mechanism, when the operation, can reduce each swing arm actuating mechanism and lift and be stained with the functioning speed who glues gluey mechanism to guarantee each swing arm actuating mechanism and lift and be stained with gluey mechanism operating stability, in order to guarantee to glue quality and precision, raise the efficiency simultaneously. In addition, two swing dipping mechanisms are symmetrically arranged, so that two swing arm driving mechanisms can synchronously and synchronously run in the same direction, the vibration during running is reduced, the swing arm driving mechanisms and the lifting dipping mechanisms are better protected, and the dispensing quality and precision are ensured.

Description

Double-gluing device and die bonder

Technical Field

The application belongs to the technical field of die bonding, and particularly relates to a double-gluing device and a die bonding machine.

Background

Currently, die bonding generally uses a dispenser to dispense glue at the position where the wafer is mounted on the support. For mounting a chip with a smaller size, a swing glue dipping mechanism is generally used for dispensing, i.e., a glue dipping needle on the swing glue dipping mechanism is used for dipping glue solution, and then dispensing is performed at a corresponding position of the bracket. When the current swing glue dipping mechanism is used, the swing motor is mostly operated at the set highest speed so as to drive the needle dipping swing arm to swing quickly and improve the glue dipping efficiency. However, after the current swing glue dipping mechanism works for a period of time, the operation of the swing motor can generate some fluctuation, so that the glue dispensing precision and quality are affected.

Disclosure of Invention

An object of the embodiment of the application is to provide a two mucilage binding are put to solve the swing that exists among the correlation technique and be stained with gluey mechanism work after a period, the swing motor operation can appear undulantly, and influence the problem of some precision and quality of gluing.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions: the double-gluing device comprises a glue dispensing rack, two swinging gluing mechanisms which are symmetrically arranged, and two gluing racks which respectively support the two swinging gluing mechanisms, wherein the two gluing racks are arranged on the glue dispensing rack; each swing glue dipping mechanism comprises a glue dipping swing arm device which is used for dipping glue solution and is arranged on the support, and a glue supply device which is used for supplying the glue solution to the glue dipping swing arm device, wherein the glue supply device and the glue dipping swing arm device are both arranged on the corresponding glue dipping machine frame; each it glues swing arm device including being stained with gluey needle, supporting it is stained with needle swing arm, drive to be stained with gluey needle be stained with gluey mechanism and drive of being stained with the lift of needle swing arm lift be stained with the swing arm actuating mechanism of needle swing arm horizontal swing, swing arm actuating mechanism installs in corresponding be stained with gluey frame, go up and down to be stained with gluey mechanism with swing arm actuating mechanism links to each other, be stained with the needle swing arm install in go up and down to be stained with gluey mechanism.

In one embodiment, the two glue dipping frames are respectively a first glue dipping frame supporting one of the swing glue dipping mechanisms and a second glue dipping frame supporting the other swing glue dipping mechanism; the double glue dipping devices further comprise a distance adjusting device used for adjusting the distance between the two swing glue dipping mechanisms, the distance adjusting device is installed on the glue dipping machine frame, and the second glue dipping frame is installed on the distance adjusting device.

In one embodiment, the distance adjusting device comprises an adjusting base mounted on the dispensing rack, an adjusting sliding plate slidably mounted on the adjusting base, and a linear shifter driving the adjusting sliding plate to move, and the second glue dipping frame is mounted on the adjusting sliding plate.

In one embodiment, the distance adjusting apparatus further includes a smoother for smoothing the adjusting slide, the smoother being mounted on the adjusting base.

In one embodiment, the stabilizer comprises a stabilizing pressure plate for abutting against the side surface of the adjusting sliding plate, a stabilizing driver for driving the stabilizing pressure plate to be close to and far away from the adjusting sliding plate, and a stabilizing seat for supporting the stabilizing driver, wherein the stabilizing seat is arranged on the adjusting base.

In one embodiment, the swing arm driving mechanism comprises a swing shaft, a rocker connected with the swing shaft, a first eccentric wheel for pushing the rocker to swing and a swing motor for driving the first eccentric wheel to rotate, the lifting glue dipping mechanism is connected with the swing shaft, the first eccentric wheel is connected with the swing motor, the swing motor is installed on the corresponding glue dipping machine frame, and the swing shaft is rotatably installed on the corresponding glue dipping machine frame.

In one embodiment, the lifting glue dipping mechanism comprises a swinging seat, a lifting sliding block slidably mounted on the swinging seat, a second eccentric wheel for pushing the lifting sliding block to move up and down, and a lifting glue dipping motor for driving the second eccentric wheel to rotate, wherein the swinging seat is connected with the swing arm driving mechanism, and the needle dipping swing arm is mounted on the lifting sliding block.

In one embodiment, the glue supply device includes a glue supply frame installed on the corresponding glue dipping frame, a glue tray for containing glue solution, a rotary driving mechanism for driving the glue tray to rotate, and a scraper for scraping the glue solution in the glue tray, and the scraper, the glue tray, and the rotary driving mechanism are all installed on the glue supply frame.

In one embodiment, each of the swing glue dipping mechanisms further includes a dispensing lens for dispensing alignment detection, and the dispensing lens is mounted on the corresponding glue dipping frame.

Another objective of the present application is to provide a die bonder, which includes the dual glue spreading device as described in any of the above embodiments.

One or more technical solutions in the embodiments of the present application have at least one of the following technical effects:

the two mucilage binding that are provided by the embodiment of this application set up two swings and are stained with gluey mechanism, when the operation, can reduce each swing arm actuating mechanism and lift and be stained with the functioning speed of gluey mechanism to guarantee each swing arm actuating mechanism and lift and be stained with gluey mechanism operating stability, in order to guarantee to glue quality and precision, raise the efficiency simultaneously. In addition, two swing dipping mechanisms are symmetrically arranged, so that two swing arm driving mechanisms can synchronously and synchronously run in the same direction, the vibration during running is reduced, the swing arm driving mechanisms and the lifting dipping mechanisms are better protected, and the dispensing quality and precision are ensured.

The die bonder provided by the embodiment of the application uses the double glue sticking devices, so that the glue sticking efficiency can be improved, each swinging glue sticking mechanism can operate at a lower speed, the service life is prolonged, the running stability and accuracy of each swinging glue sticking mechanism are ensured, and the glue sticking quality is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a dual glue spreading device according to an embodiment of the present disclosure.

Fig. 2 is a schematic structural diagram of a dual glue spreading device according to an embodiment of the present application.

Fig. 3 is a schematic structural view of the combination of the first glue dipping frame and the corresponding swing glue dipping mechanism in fig. 1.

Fig. 4 is a schematic structural view of the second glue dipping frame in fig. 1, in combination with the corresponding swing glue dipping mechanism and the spacing adjustment device.

Fig. 5 is a schematic structural view of the intermediate distance adjusting apparatus of fig. 4.

Fig. 6 is a schematic structural view of the glue supply device in fig. 4.

Fig. 7 is an exploded structural schematic view of the glue supply device of fig. 6.

Fig. 8 is a first schematic structural view of the adhesive swing arm device in fig. 4.

Fig. 9 is a second schematic structural view of the adhesive swing arm device in fig. 4.

Fig. 10 is a third schematic structural view of the adhesive swing arm device in fig. 4.

Fig. 11 is a schematic view of a partial cross-sectional structure of the glue dipping needle in fig. 10.

Wherein, in the drawings, the reference numerals are mainly as follows:

30-double gluing devices;

31-a dispensing machine frame; 32-glue dipping machine frame; 321-a first glue dipping frame; 322-a second glue dipping frame;

40-spacing adjustment means; 41-adjusting the base; 411-a first horizontal rail; 42-adjusting the sliding plate; 421-a second horizontal rail; 43-a linear shifter; 44-a smoother; 441-a stationary platen; 442-a smoothing driver; 443-a steady seat;

50-a swing gluing mechanism;

60-gluing swing arm device; 61-glue dipping needle; 611-a needle; 612-a syringe; 613-buffer springs; 614-adjusting screw rod; 62-dipping needle swing arm; 63-a swing arm drive mechanism; 631-a swing axis; 632-rocker; 633-a first eccentric; 634-a swing motor; 635-rollers; 636-a containing groove; 637-bearing; 64-lifting glue dipping mechanism; 641-a wobble seat; 6411-grooving; 6412-a first vertical rail; 642-lifting slide block; 6421-a second vertical rail; 6422-a chute; 6423-toggle bar; 643-a second eccentric; 644-lifting glue dipping motor; 645-a resilient element; 646-a push wheel;

70-a glue supply device; 71-a glue supply frame; 72-glue disc; 73-a rotary drive mechanism; 731-rotation axis; 732-a rotary drive motor; 733 — belt drive assembly; 75-a scraper; 76-a regulating assembly; 761-supporting seat; 762 — a sliding seat; 763 adjusting the compression bar; 764-a ram holder; 77-a pallet; 771-opening for dispensing;

80-lens dispensing.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to," "disposed on" or "mounted on" another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

Reference throughout this specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 and 2, a dual glue spreading device 30 provided by the present application will now be described. The double-glue-dipping device 30 comprises a glue dispensing frame 31, two swinging glue dipping mechanisms 50 and two glue dipping frames 32, wherein each glue dipping frame 32 is arranged on the glue dispensing frame 31, and the two swinging glue dipping mechanisms 50 are respectively arranged on the two glue dipping frames 32. Two swing glue dipping mechanisms 50 are arranged to improve the glue dispensing efficiency. In addition, two swing glue dipping mechanisms 50 are arranged, so that the speed of each swing glue dipping mechanism 50 can be reduced, the operation of each swing glue dipping mechanism 50 is ensured at a better speed, the glue solution is prevented from being thrown out, the glue dispensing precision and quality are improved, and the service life of each swing glue dipping mechanism 50 can be effectively ensured.

Referring to fig. 3 and 4, each swing glue-dipping mechanism 50 includes a glue-dipping swing arm device 60 and a glue supply device 70, and the glue supply device 70 and the glue-dipping swing arm device 60 are both mounted on the corresponding glue-dipping machine frame 32. The glue dipping swing arm device 60 is used for dipping glue liquid and dispensing the glue liquid on the bracket for dispensing; the glue supply device 70 is used for supplying glue solution to the glue dipping swing arm device 60, so that the glue dipping swing arm device 60 can dip the glue solution.

Referring to fig. 8, 9 and 10, each glue dipping swing arm device 60 includes a glue dipping needle 61, a needle dipping swing arm 62, a lifting glue dipping mechanism 64 and a swing arm driving mechanism 63, the swing arm driving mechanism 63 is installed on the corresponding glue dipping frame 32, the lifting glue dipping mechanism 64 is connected with the swing arm driving mechanism 63, and the needle dipping swing arm 62 is installed on the lifting glue dipping mechanism 64. The dipping needle 61 is mounted on the dipping needle swing arm 62, the lifting dipping mechanism 64 is used for driving the dipping needle swing arm 62 to lift, and the swing arm driving mechanism 63 is used for driving the dipping needle swing arm 62 to swing horizontally. The swing arm driving mechanism 63 drives the dipping needle swing arm 62 to swing to the glue supply device 70, the lifting glue dipping mechanism 64 drives the dipping needle swing arm 62 to descend so as to drive the dipping needle 61 to dip glue, then the lifting glue dipping mechanism 64 drives the dipping needle swing arm 62 to ascend, the swing arm driving mechanism 63 drives the dipping needle swing arm 62 to swing to a glue dispensing position, the lifting glue dipping mechanism 64 drives the dipping needle swing arm 62 to descend so as to enable the dipping needle 61 to descend to dispense glue to a corresponding position of the support, and then the lifting glue dipping mechanism 64 drives the dipping needle swing arm 62 to ascend and reset so as to finish a glue dispensing action. The glue dipping needles 61 are used, so that the glue dipping needles 61 of different sizes can be conveniently used according to requirements. And set up and be stained with needle swing arm 62 to swing and be stained with the glue, it is fast, efficient.

The two swing glue dipping mechanisms 50 are symmetrically arranged, that is, each part in the two swing glue dipping mechanisms 50 is symmetrically arranged about the middle plane of the two swing glue dipping mechanisms 50, so that the two swing glue dipping mechanisms 50 can be arranged closer to each other in adjustment, and the glue is conveniently dispensed on the same support at the same time. And the needle-dipping swing arms 62 of the two swing glue-dipping mechanisms 50 can swing synchronously and in the same direction, so that the vibration of the double glue-dipping device 30 can be reduced, the double glue-dipping device 30 is protected, and the glue-dispensing quality and precision are improved.

The two mucilage binding that are stained with of this application embodiment is 30, sets up two swings and is stained with gluey mechanism 50, when the operation, can reduce each swing arm actuating mechanism 63 and go up and down to be stained with the functioning speed who glues gluey mechanism 64 to guarantee each swing arm actuating mechanism 63 and go up and down to be stained with gluey mechanism 64 operating stability, in order to guarantee to glue quality and precision, promote efficiency simultaneously. In addition, the two swing glue dipping mechanisms 50 are symmetrically arranged, so that the two swing arm driving mechanisms 63 can synchronously run in the same direction, the vibration during running is reduced, the swing arm driving mechanisms 63 and the lifting glue dipping mechanisms 64 are better protected, and the glue dispensing quality and precision are ensured.

In one embodiment, referring to fig. 2, fig. 3 and fig. 4, the two glue dipping frames 32 are a first glue dipping frame 321 and a second glue dipping frame 322, respectively; the first glue dipping frame 321 supports one swing glue dipping mechanism 50, and the second glue dipping frame 322 supports the other swing glue dipping mechanism 50. The double glue dipping devices 30 further comprise a distance adjusting device 40, the distance adjusting device 40 is installed on the glue dispensing rack 31, the second glue dipping rack 322 is installed on the distance adjusting device 40, the distance adjusting device 40 is used for adjusting the distance between the two swing glue dipping mechanisms 50, so that the distance between the two swing glue dipping mechanisms 50 is adjusted according to supports of different models, and the two swing glue dipping mechanisms 50 can dispense glue to one support at the same time.

In an embodiment, referring to fig. 4 and 5, the distance adjusting device 40 includes an adjusting base 41, an adjusting sliding plate 42 and a linear shifter 43, the second glue dipping frame 322 is mounted on the adjusting sliding plate 42, the adjusting base 41 is mounted on the glue dispensing frame 31, the adjusting sliding plate 42 is slidably mounted on the adjusting base 41, the adjusting sliding plate 42 is connected to the linear shifter 43, so that the adjusting sliding plate 42 is driven by the linear shifter 43 to move to adjust the position of the second glue dipping frame 322, thereby adjusting the distance between the two swinging glue dipping mechanisms 50. In one embodiment, linear displacer 43 may use a linear movement mechanism.

In one embodiment, referring to fig. 4 and 5, the distance adjusting device 40 further includes a stabilizer 44, and the stabilizer 44 is mounted on the adjusting base 41. The stabilizer 44 is used for stably adjusting the sliding plate 42 so as to adjust the sliding plate 42 to move stably and reduce the vibration of the adjusting sliding plate 42, thereby reducing the vibration of the second glue dipping frame 322, facilitating the glue dispensing of the corresponding swing glue dipping mechanism 50 and ensuring the glue dispensing quality; and after the adjustment slide 42 is moved, the adjustment slide 42 is fixed.

In some embodiments, the stabilizer 44 may be a buffer structure elastically pressing against the adjustment slide 42, such as a plurality of elastic telescopic rods may be provided to abut against the adjustment slide 42.

In one embodiment, referring to fig. 4 and 5, the smoother 44 includes a smoothing pressure plate 441, a smoothing driver 442, and a smoothing seat 443, the smoothing seat 443 being mounted on the adjusting base 41. The smoothing driver 442 is mounted on the smoothing seat 443 to support the smoothing driver 442 by the smoothing seat 443. The stationary pressing plate 441 is used to press against the side surface of the adjustment slide plate 42 to stabilize the adjustment slide plate 42. The stationary driver 442 drives the stationary pressing plate 441 to approach and separate from the adjustment sliding plate 42, and when the stationary driver 442 drives the stationary pressing plate 441 to approach the adjustment sliding plate 42, the stationary pressing plate 441 presses the side surface of the adjustment sliding plate 42 to stabilize the adjustment sliding plate 42. The smoothing driver 442 drives the smoothing pressing plate 441 away from the adjustment slide plate 42, and the smoothing pressing plate 441 is separated from the adjustment slide plate 42 so that the adjustment slide plate 42 is flexibly moved. In one embodiment, the smoothing driver 442 may use a linear movement mechanism.

In one embodiment, the adjusting base 41 is provided with a first horizontal rail 411, and the adjusting sliding plate 42 is provided with a second horizontal rail 421 matched with the first horizontal rail 411, so that the adjusting sliding plate 42 is guided to slide smoothly on the adjusting base 41 by the matching of the first horizontal rail 411 and the second horizontal rail 421.

In one embodiment, referring to fig. 3 and 4, each swing glue dipping mechanism 50 further includes a dispensing lens 80, and the dispensing lens 80 is mounted on the corresponding glue dipping frame 32. The dispensing lens 80 is arranged so that the adhesive swing arm device 60 can detect the accuracy of the alignment of the dispensing and the quality of the dispensing during the dispensing, thereby ensuring the dispensing quality.

In an embodiment, referring to fig. 8, 9 and 10, the swing arm driving mechanism 63 includes a swing shaft 631, a rocker 632, a first eccentric wheel 633 and a swing motor 634, the first eccentric wheel 633 is connected to the swing motor 634, the rocker 632 is connected to the swing shaft 631, the first eccentric wheel 633 is connected to the rocker 632, the lifting glue dipping mechanism 64 is connected to the swing shaft 631, the swing motor 634 is mounted on the corresponding glue dipping frame 32, the swing shaft 631 is rotatably mounted on the corresponding glue dipping frame 32, the swing motor 634 drives the first eccentric wheel 633 to rotate so as to drive the rocker 632 to swing, and further drives the swing shaft 631 to rotate so as to drive the needle dipping swing arm 62 to swing. The rocking bar 632 and the first eccentric wheel 633 are used to increase the frequency of the reciprocating rotation of the swing shaft 631, so as to drive the needle touching swing arm 62 to swing more quickly, and the precision of the swing angle of the needle touching swing arm 62 can be ensured. In some embodiments, the swing arm drive mechanism 63 may also use a stepper motor to directly drive the swing shaft 631 to reciprocate.

In one embodiment, each swing arm driving mechanism 63 can operate at 50% -70% of its maximum set speed to ensure the stability of the long-term operation of each swing arm driving mechanism 63 and to improve the dispensing efficiency of the dual dispensing device 30.

In the above embodiment, each swing arm drive mechanism 63 may operate at 50% -70% of its maximum set speed, meaning that its swing motor 634 operates at 50% -70% of its maximum set speed.

In one embodiment, the swing shaft 631 is sleeved with a bearing 637, and the bearing 637 is mounted on the corresponding glue dispenser frame 32. The bearing 637 is provided on the swing shaft 631 to facilitate the swing shaft 631 to rotate flexibly, even if the swing shaft 631 is supported.

In an embodiment, referring to fig. 8, 9 and 10, an end of the rocker 632 away from the swing shaft 631 is provided with a receiving groove 636, a roller 635 is mounted on the first eccentric wheel 633, and the roller 635 is disposed in the receiving groove 636 in a matching manner, so that when the first eccentric wheel 633 rotates, the roller 635 can flexibly push a side wall of the receiving groove 636 to drive the rocker 632 to swing.

In one embodiment, there are two rockers 632, and a pocket 636 is formed between the two rockers 632. Two rocking bars 632 are used to conveniently form the accommodating groove 636 matched with the size of the roller 635, so that the two rocking bars 632 are respectively attached to two sides of the roller 635. Of course, in some embodiments, a single rocker 632 may be used, and the pocket 636 is formed on the rocker 632, and the pocket 636 is matched with the roller 635 by disposing a wear pad in the pocket 636.

In an embodiment, referring to fig. 8, 9 and 10, the lifting glue dipping mechanism 64 includes a swing base 641, a lifting slider 642, a second eccentric 643 and a lifting glue dipping motor 644, the swing base 641 is connected to the swing arm driving mechanism 63, the needle dipping swing arm 62 is mounted on the lifting slider 642, the lifting slider 642 is slidably mounted on the swing base 641, the second eccentric 643 is connected to the lifting glue dipping motor 644, and the second eccentric 643 is connected to the lifting slider 642, so that the lifting glue dipping motor 644 drives the second eccentric 643 to rotate, so as to drive the lifting slider 642 to move up and down on the swing base 641, and further drive the needle dipping swing arm 62 to move up and down. By using the second eccentric wheel 643 and the lifting slide block 642, the needle touching swing arm 62 can be driven to lift quickly and efficiently, and the lifting position of the needle touching swing arm 62 is ensured to be accurate.

In one embodiment, the swing base 641 is connected to the swing shaft 631 of the swing arm driving mechanism 63, so as to drive the swing base 641 to rotate through the swing shaft 631, and further drive the lift slider 642 and the needle-dipping swing arm 62 to swing.

In one embodiment, the lifting glue dipping mechanism 64 may also use a linear motor, a voice coil motor, etc., and the lifting glue dipping mechanism 64 is connected to the swing arm driving mechanism 63, and the swing arm driving mechanism 63 drives the lifting glue dipping mechanism 64 to swing.

In one embodiment, referring to fig. 8, 9 and 10, a slot 6411 is vertically formed on the swing seat 641, the lift slider 642 is installed in the slot 6411, and the slot 6411 is formed to limit and support the lift slider 642, so as to reduce the volume of the combination of the swing seat 641 and the lift slider 642, and simultaneously, the center of gravity of the combination of the swing seat 641 and the lift slider 642 is closer to the axis of the swing seat 641, so that the swing arm driving mechanism 63 can more smoothly drive the swing seat 641 to rotate.

In one embodiment, a first vertical rail 6412 is installed in the slot 6411, and a second vertical rail 6421 matched with the first vertical rail 6412 is installed on the lifting slider 642, so that the lifting slider 642 is guided to be lifted and lowered smoothly in the swinging seat 641 by the matching of the first vertical rail 6412 and the second vertical rail 6421.

In one embodiment, the lifting slider 642 is provided with a sliding slot 6422, and the second eccentric 643 is provided with a pushing wheel 646 which is fittingly arranged in the sliding slot 6422. The pushing wheel 646 is disposed in the sliding slot 6422, when the second eccentric wheel 643 rotates, the pushing wheel 646 can be driven to more flexibly push the side wall of the sliding slot 6422, so as to push the lifting slider 642 to ascend and descend, and when the lifting slider 642 swings, the pushing wheel 646 can be prevented from blocking the lifting slider 642, so that the lifting slider 642 can rotate along with the swing base 641.

In one embodiment, two toggle bars 6423 are installed on the lifting slider 642, and a sliding slot 6422 is formed between the two toggle bars 6423. The sliding groove 6422 is formed by the two toggle strips 6423, so that the size of the sliding groove 6422 is conveniently matched with the outer diameter of the pushing wheel 646, and the two toggle strips 6423 are respectively attached to two sides of the pushing wheel 646; meanwhile, the processing and the manufacturing are convenient. In some embodiments, a slot may also be cut into the lift slider 642 to form a chute 6422, and a washer may be placed in the chute 6422 to achieve a size of the chute 6422 to match the push wheel 646.

In one embodiment, the swing seat 641 is installed with an elastic member 645 elastically pulling the lift slider 642 upward. The elastic element 645 is provided to pull the lifting slider 642, so as to counteract the gravity effect of the lifting slider 642 and the gluing swing arm, thereby facilitating the second eccentric 643 to push the lifting slider 642 and the gluing swing arm to flexibly move up and down. In one embodiment, the elastic element 645 is a spring or an elastic cord.

In one embodiment, referring to fig. 11, the glue pick-up needle 61 includes a needle 611, a barrel 612, a buffer spring 613 and an adjusting screw 614, wherein the upper end of the needle 611 is slidably mounted in the barrel 612, the adjusting screw 614 is mounted at the upper end of the barrel 612, the buffer spring 613 is disposed in the barrel 612, and the buffer spring 613 elastically presses the needle 611 and the adjusting screw 614. The buffer spring 613 is arranged to buffer the needle 611 during dispensing, so as to reduce the abrasion of the needle 611. Of course, in some embodiments, the glue pick-up needle 61 may also be a rigid plastic needle or the like.

In one embodiment, referring to fig. 4, 6 and 7, the glue supply device 70 includes a glue supply frame 71, a glue tray 72, a rotary driving mechanism 73 and a scraper 75, wherein the scraper 75, the glue tray 72 and the rotary driving mechanism 73 are all mounted on the glue supply frame 71. The glue supply frame 71 is mounted on the corresponding glue dispenser frame 32 to support the doctor blade 75, the glue pad 72 and the rotary driving mechanism 73. The glue tray 72 is used for containing glue solution so that the glue swing arm device 60 can pick up the glue solution. The scraper 75 is used for scraping the glue solution in the glue tray 72, when the scraper 75 is placed in the glue tray 72, the rotary driving mechanism 73 drives the glue tray 72 to rotate, and then the scraper 75 can scrape the glue solution in the glue tray 72, so that the thickness of the glue solution on the rear side of the scraper 75 is uniform, and when the glue dipping swing arm device 60 dips the glue solution, the amount of the glue solution dipped each time is equal or similar, so as to protect the consistency of the dispensing amount.

In one embodiment, the glue supply device 70 may also use an extruding glue cartridge structure, such as extruding glue through the extruding glue cartridge, and the glue swing arm device 60 picks up glue at the mouth of the extruding glue cartridge.

In an embodiment, referring to fig. 1 and fig. 6, when the two swing glue dipping mechanisms 50 are symmetrically disposed, the glue supply devices 70 of the two swing glue dipping mechanisms 50 are respectively disposed at opposite outer sides of the two glue dipping swing arm devices 60, so that the positions of the two glue dipping swing arm devices 60 can be closer to each other, and the glue can be better dispensed on the same bracket.

In one embodiment, referring to fig. 4, 6 and 7, the glue supply device 70 further includes an adjusting assembly 76, the adjusting assembly 76 is mounted on the glue supply frame 71, and the scraper 75 is mounted on the adjusting assembly 76. The adjusting component 76 is used for adjusting the distance between the scraper 75 and the bottom of the glue tray 72 to control the thickness of glue on the back side of the scraper 75, and further control the amount of glue to control the dispensing amount.

In one embodiment, referring to fig. 4, 6 and 7, the adjusting assembly 76 includes a support 761, a sliding seat 762, an adjusting lever 763 and a lever bracket 764, wherein the lever bracket 764 and the support 761 are mounted on the glue supply frame 71. The scraper 75 is mounted on the slider 762, and the slider 762 is slidably mounted on the support 761, so that the scraper 75 is slidably mounted on the support 761. The adjusting pressure rod 763 is installed on the pressure rod frame 764, and the adjusting pressure rod 763 is supported by the pressure rod frame 764. The adjusting pressing rod 763 is connected to the sliding seat 762 to control the height position of the sliding seat 762, and then the height position of the scraper 75 is adjusted, so as to adjust the distance between the scraper 75 and the bottom of the rubber disc 72.

In one embodiment, the adjusting press rod 763 may be screwed with the press rod bracket 764, so as to adjust the height of the adjusting press rod 763, and thus the height of the sliding seat 762.

In one embodiment, the glue supplying device 70 further includes a supporting plate 77, a glue dispensing opening 771 for the glue dipping needle 61 to pass through is formed on the supporting plate 77, and the supporting plate 77 is disposed to better support the glue tray 72.

In one embodiment, the rotation driving mechanism 73 includes a rotating shaft 731, a rotation driving motor 732 and a belt transmission component 733, the rotating shaft 731 and the belt transmission component 733 are rotatably mounted on the glue supply frame 71, the rotation driving motor 732 is mounted on the glue supply frame 71, the rotating shaft 731 is connected to the center of the glue tray 72, and the belt transmission component 733 is connected to the rotation driving motor 732 and the rotating shaft 731, so that the rotation driving motor 732 drives the rotating shaft 731 to rotate the glue tray 72. The belt driving assembly 733 is used, so that the assembly is convenient. In some embodiments, the rotating shaft 731 can also be directly driven to rotate by the rotating driving motor 732.

The linear moving mechanism used in the embodiment of the present application may be a linear motor, a lead screw and nut mechanism, a rack and pinion mechanism, or the like.

The embodiment of the application also discloses a die bonder which comprises the double-gluing device in any one of the above embodiments. The die bonder uses the double glue dipping devices in the embodiment, so that the glue dispensing efficiency can be improved, each swinging glue dipping mechanism can operate at a lower speed, the service life is prolonged, the running stability and accuracy of each swinging glue dipping mechanism are ensured, and the glue dispensing quality is improved.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. Two glue device of being stained with, its characterized in that: the glue dipping machine comprises a glue dispensing rack, two swing glue dipping mechanisms which are symmetrically arranged, and two glue dipping racks which respectively support the two swing glue dipping mechanisms, wherein the two glue dipping racks are arranged on the glue dispensing rack; each swing glue dipping mechanism comprises a glue dipping swing arm device which is used for dipping glue solution and is arranged on the support, and a glue supply device which is used for supplying the glue solution to the glue dipping swing arm device, wherein the glue supply device and the glue dipping swing arm device are both arranged on the corresponding glue dipping machine frame; each it glues swing arm device including being stained with gluey needle, supporting it is stained with needle swing arm, drive to be stained with gluey needle be stained with gluey mechanism and drive of being stained with the lift of needle swing arm lift be stained with the swing arm actuating mechanism of needle swing arm horizontal swing, swing arm actuating mechanism installs in corresponding be stained with gluey frame, go up and down to be stained with gluey mechanism with swing arm actuating mechanism links to each other, be stained with the needle swing arm install in go up and down to be stained with gluey mechanism.

2. The dual glue device as recited in claim 1, further comprising: the two gluing racks are respectively a first gluing rack supporting one swinging gluing mechanism and a second gluing rack supporting the other swinging gluing mechanism; the double glue dipping devices further comprise a distance adjusting device used for adjusting the distance between the two swing glue dipping mechanisms, the distance adjusting device is installed on the glue dipping machine frame, and the second glue dipping frame is installed on the distance adjusting device.

3. The dual glue device as recited in claim 2, further comprising: the distance adjusting device comprises an adjusting machine base arranged on the dispensing machine frame, an adjusting sliding plate arranged on the adjusting machine base in a sliding mode and a linear shifter driving the adjusting sliding plate to move, and the second glue dipping frame is arranged on the adjusting sliding plate.

4. The dual glue device as recited in claim 3, further comprising: the distance adjusting device further comprises a stabilizer for stabilizing the adjusting sliding plate, and the stabilizer is installed on the adjusting base.

5. The dual glue device as recited in claim 4, wherein: the stabilizer comprises a stable pressing plate used for abutting against the side surface of the adjusting sliding plate, a stable driver for driving the stable pressing plate to be close to and far away from the adjusting sliding plate and a stable seat for supporting the stable driver, and the stable seat is arranged on the adjusting machine base.

6. The dual glue device as recited in any one of claims 1-5, wherein: the swing arm driving mechanism comprises a swing shaft, a rocker connected with the swing shaft, a first eccentric wheel for pushing the rocker to swing and a swing motor for driving the first eccentric wheel to rotate, the lifting glue dipping mechanism is connected with the swing shaft, the first eccentric wheel is connected with the swing motor, the swing motor is installed on the corresponding glue dipping machine frame, and the swing shaft is rotatably installed on the corresponding glue dipping machine frame.

7. The dual glue device as recited in any one of claims 1-5, wherein: the lifting glue dipping mechanism comprises a swinging seat, a lifting slide block arranged on the swinging seat in a sliding mode, a second eccentric wheel for pushing the lifting slide block to move up and down and a second eccentric wheel for driving the second eccentric wheel to rotate, the swinging seat is connected with the swing arm driving mechanism, and a needle swing arm is arranged on the lifting slide block.

8. The dual glue device as recited in any one of claims 1-5, wherein: the glue supply device comprises a glue supply rack arranged on the corresponding glue dipping rack, a glue plate used for containing glue solution, a rotary driving mechanism used for driving the glue plate to rotate and a scraper used for scraping the glue solution in the glue plate, wherein the scraper, the glue plate and the rotary driving mechanism are arranged on the glue supply rack.

9. The dual glue device as recited in any one of claims 1-5, wherein: each swing is stained with gluey mechanism still includes the some camera lenses that are used for some glue to counterpoint to detect, some camera lenses are installed in corresponding be stained with gluey frame.

10. Solid brilliant machine, its characterized in that: comprising the dual kiss device of any of claims 1-9.

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