阅读说明：本技术 一种双模式的固晶机自动上料机构 (Double-mode automatic feeding mechanism of die bonder ) 是由 渠敬国 彭清龙 李波 于 2021-09-06 设计创作，主要内容包括：本发明属于半导体固晶设备技术领域,具体是一种双模式的固晶机自动上料机构,包括吸料机构、推料盒机构、叠片台、送料轨道、收料盒机构、推片机构、升降机构、料盒定位机构。同现有技术相比,通过将叠片台、送料轨道集成在推料盒机构上,可以不用拆除机构即可实现两种上料模式切换,选择基板叠放上料时,将送料轨道从推料盒机构下抽出,基板叠放在叠片台上,吸料机构将基板运至送料轨道上料,其余机构进入等待模式,选择料盒上料时,将送料轨道收回推料盒机构下,料盒放在叠片台上,推料盒机构将料盒推至升降机构上,推片机构与升降机构配合进行上料,卸载料盒时,升降机构将料盒降至收料盒机构水平位置,收料盒机构回收料盒。(The invention belongs to the technical field of semiconductor die bonding equipment, and particularly relates to a dual-mode automatic feeding mechanism of a die bonder. Compared with the prior art, the stacking table and the feeding track are integrated on the material pushing box mechanism, the two feeding modes can be switched without detaching the mechanism, when the substrates are selected to be stacked and fed, the feeding track is drawn out from the material pushing box mechanism, the substrates are stacked on the stacking table, the material sucking mechanism conveys the substrates to the feeding track for feeding, other mechanisms enter a waiting mode, when the material feeding is selected, the feeding track is retracted to the material pushing box mechanism, the material boxes are placed on the stacking table, the material pushing box mechanism pushes the material boxes to the lifting mechanism, the sheet pushing mechanism is matched with the lifting mechanism for feeding, when the material boxes are unloaded, the lifting mechanism lowers the material boxes to the horizontal position of the material receiving box mechanism, and the material receiving box mechanism recovers the material boxes.)

1. The utility model provides a solid brilliant quick-witted automatic feeding mechanism of dual mode, includes that inhale material mechanism (1), material pushing box mechanism (2), lamination platform (3), pay-off track (4), material receiving box mechanism (5), ejector pad mechanism (6), elevating system (7), magazine positioning mechanism (8), its characterized in that: the material suction mechanism (1) is arranged above the lamination table (3), the lamination table (3) is arranged on the upper side of the material pushing box mechanism (2), a loading push rod (2-2) of the material pushing box mechanism (2) penetrates through a long waist hole of the lamination table (3), the feeding track (4) is arranged on the lower side of the material pushing box mechanism (2), the lifting mechanism (7) is positioned on one side of the material pushing box mechanism (2), the sheet pushing mechanism (6) is arranged on one side of the lifting mechanism (7), the material receiving box mechanism (5) is arranged on the front side of the lifting mechanism (7), an unloading push rod bottom plate (5-3) of the material receiving box mechanism (5) is positioned below a material box dragging claw (7-2) of the lifting mechanism (7), the lower side of the feeding track (4) and the upper portion of the lifting mechanism (7) are respectively provided with a material box positioning mechanism (8), the material pushing box mechanism (2) comprises the loading platform (2-1), the loading push rod (2-2), The loading push rod base plate (2-3), the guide shaft (2-4), the synchronous belt I (2-5), the belt wheel (2-6) and the motor (2-7), wherein the guide shaft (2-4) is arranged below the loading platform (2-1), two ends of the guide shaft (2-4) are connected with the loading platform (2-1) through the connecting plate (2-8), the belt wheel (2-6) is arranged at two ends of the guide shaft (2-4), the motor (2-7) is arranged at one end of the guide shaft (2-4), the motor (2-7) is connected with the belt wheel (2-6) at one end of the guide shaft (2-4), the belt wheels (2-6) at two ends of the guide shaft (2-4) are connected through the synchronous belt I (2-5), the loading push rod base plate (2-3) is connected with the guide shaft (2-4) through the connecting piece I, the connecting piece is sleeved on the guide shaft (2-4), the loading push rod bottom plate (2-3) is fixed with the synchronous belt I (2-5), the loading push rod (2-2) is arranged at the front end of the loading push rod bottom plate (2-3), the loading push rod (2-2) penetrates through the loading platform (2-1), the feeding track (4) comprises a feeding track body (4-1), a bottom plate (4-2), a sheet feeding clamp (4-3), a sheet feeding clamp motor (4-4), a sheet feeding clamp belt wheel (4-5), a synchronous belt II (4-6), a sheet feeding clamp guide rail (4-7), a sheet feeding track telescopic sensor (4-8) and a track material detection sensor (4-9), and the feeding track body (4-1) is movably connected with the bottom plate (4-2), a film feeding clamp motor (4-4) is arranged at one end of a bottom plate (4-2), a film feeding clamp belt wheel (4-5) is arranged at two ends of the bottom plate (4-2), the film feeding clamp motor (4-4) is connected with the film feeding clamp belt wheel (4-5) at one end of the bottom plate (4-2), the film feeding clamp belt wheels (4-5) at two ends of the bottom plate (4-2) are connected by a synchronous belt II (4-6), a film feeding clamp (4-3) is arranged at the front side of the bottom plate (4-2), the film feeding clamp (4-3) is connected with a film feeding clamp guide rail (4-7), the film feeding clamp (4-3) is connected with the synchronous belt II (4-6) by a connecting piece II, a film feeding track telescopic sensor (4-8) is arranged at the lower surface of a material pushing box mechanism (2), a track material detection sensor (4-9) is arranged on the upper surface of a feeding track body (4-1), the material receiving box mechanism (5) comprises an unloading platform (5-1), an unloading push rod (5-2), an unloading push rod bottom plate (5-3), an unloading bottom plate (5-4), an unloading motor (5-5), an unloading synchronous belt (5-6), an unloading synchronous wheel (5-7), a push rod in-place point sensor (5-8) and a material box full sensor (5-9), wherein the unloading bottom plate (5-4) is arranged below the unloading platform (5-1), the unloading motor (5-5) is arranged at one end of the unloading bottom plate (5-4), the unloading synchronous wheels (5-7) are arranged at two ends of the unloading bottom plate (5-4), the unloading motor (5-5) is connected with the unloading synchronous wheel (5-7) at one end of the unloading bottom plate (5-4), and the unloading synchronous wheels (5-7) at two ends of the unloading bottom plate (5-4) adopt the unloading synchronous belt (5-6), the unloading push rod bottom plate (5-3) is connected with the unloading bottom plate (5-4) by a third connecting piece, the unloading push rod bottom plate (5-3) is fixed with the unloading synchronous belt (5-6), the unloading push rod (5-2) is arranged at the front end of the unloading push rod bottom plate (5-3), the push rod in-place point sensor (5-8) is arranged at the rear side of the unloading bottom plate (5-4), the magazine full sensor (5-9) is arranged at the rear side of the unloading platform (5-1), the lifting mechanism (7) comprises a lifting platform (7-1), a magazine dragging claw (7-2), a lifting platform driving mechanism (7-3), an in-place magazine sensor (7-4) and a magazine working position sensor (7-5), the magazine dragging claw (7-2) is connected with the front side of the lifting platform (7-1), the lifting platform driving mechanism (7-3) is connected with the rear side (7-1) of the lifting platform, the material box in-place sensor (7-4) and the material box working position sensor (7-5) are arranged on one side of the lifting platform (7-1), the material box in-place sensor (7-4) is positioned above the material box working position sensor (7-5), and the material box working position sensor (7-5) is parallel to the sheet pushing mechanism (6);

the material suction mechanism (1), the material pushing box mechanism (2), the lamination table (3), the feeding track (4), the material receiving box mechanism (5), the sheet pushing mechanism (6), the lifting mechanism (7) and the material box positioning mechanism (8) operate according to the following steps:

step S1, the film feeding track expansion sensor (4-8) detects whether the film feeding track (4) is drawn out, if yes, the substrate stacking and loading mode is entered, the step S2a is continuously executed, if no, the material box loading mode is entered, the step S2b is continuously executed,

s2a, moving the material suction mechanism (1) to the position above the laminating table (3), driving the suction head (1-2) to descend by the material suction Z-axis mechanism (1-6) to suck the substrate on the laminating table (3), detecting whether the substrate is sucked by the suction head (1-2) in real time by the material sheet sensor (1-3), if so, continuing to execute the step S3a, if not, re-executing the step S2a,

step S3a, the metal detecting sensor (1-4) judges whether the absorbing article is a substrate, if yes, the step S4a is continuously executed, if no, the step S4c is continuously executed,

s4a, the material suction mechanism (1) conveys the substrate to the feeding track (4), the track material detection sensor (4-9) detects whether the material sheet is placed in place, if so, the step S5a is continuously executed, if not, the machine is stopped for alarming,

step S4c, the material suction mechanism (1) moves to the position of discarding paper separation, after the material suction mechanism (1) descends to the height of discarding paper separation, the vacuum solenoid valve (1-9) closes the vacuum to discard the paper separation, step S2a is executed again,

s5a, the film feeding clamp motor (4-4) drives the film feeding clamp (4-3) to convey the substrate to the inside of the track through the synchronous belt II (4-6);

step S2b, the lifting mechanism (7) lifts the material box dragging claw (7-2) to the material taking position, the material pushing box mechanism (2) pushes the material box to move forward, the material box is conveyed to the material box dragging claw (7-2) to trigger the material box in-place sensor (7-4), the step S3b is continuously executed,

step S3b, the magazine positioning mechanism (8) on the upper part of the lifting mechanism (7) is popped out to drive the magazine Y to move to the magazine descending position set by the user, the magazine positioning mechanism (8) on the upper part of the lifting mechanism (7) is retracted, the magazine dragging claw (7-2) lifts the magazine to descend until the first clamping groove of the set magazine is flush with the track, and the step S4b is continuously executed,

step S4b, the magazine positioning mechanism (8) below the feeding track (4) is ejected, the magazine is clamped in the X direction, the magazine working position sensor (7-5) senses whether the magazine is in place, if so, the step S5b is continuously executed, if not, the machine is stopped for alarming,

step S5b, the frame is pushed to the inside of the track from the material box by the sheet pushing mechanism (6), the material box positioning mechanism (8) below the feeding track (4) is retracted, the material box dragging claw (7-2) descends to the next clamping groove, the material box working position sensor (7-5) detects whether the next clamping groove of the material box is in place, if so, the step S4b is executed again, if not, the step S6b is executed continuously,

step S6b, the material box dragging claw (7-2) is located at the horizontal position of the material receiving box mechanism (5), the unloading push rod (5-2) pushes the material box Y to move to the push rod in-place point sensor (5-8) to sense that the unloading push rod is in place, the material box supporting claw (7-2) automatically returns to the material receiving position of the material box supporting claw (7-2), the unloading push rod (5-2) automatically returns to the material receiving position of the unloading push rod (5-2), and the material box full sensor (5-9) detects whether the material receiving box mechanism (5) is fully stacked or not, and if yes, the user is prompted to receive the material box.

2. The automatic feeding mechanism of the dual-mode die bonder as claimed in claim 1, wherein: the material suction mechanism (1) comprises an adjusting frame (1-1), a suction head (1-2), a material sheet sensor (1-3), a metal detection sensor (1-4), a material suction Y-axis mechanism (1-5), a material suction Z-axis mechanism (1-6), a Z-axis sliding block (1-7), a suction head protection sensor (1-8) and a vacuum electromagnetic valve (1-9), wherein the material suction Z-axis mechanism (1-6) is arranged on one side of the material suction Y-axis mechanism (1-5), the upper side of the adjusting frame (1-1) is connected with the material suction Z-axis mechanism (1-6) through the Z-axis sliding block (1-7), the suction head (1-2) is arranged on the bottom surface of the adjusting frame (1-1), and the vacuum electromagnetic valve (1-9) is arranged on the material suction Y-axis mechanism (1-5), the vacuum electromagnetic valve (1-9) is connected with the suction head (1-2) through an air pipe, the material sheet sensor (1-3) and the metal detection sensor (1-4) are arranged on the adjusting frame (1-1), the suction head protection sensor (1-8) is arranged on the material suction Z-axis mechanism (1-6), and the suction head protection sensor (1-8) is positioned above the Z-axis sliding block (1-6).

3. The automatic feeding mechanism of the dual-mode die bonder as claimed in claim 2, wherein: the bottom of the adjusting frame (1-1) is provided with at least 1 suction head (1-2).

4. The automatic feeding mechanism of the dual-mode die bonder as claimed in claim 1, wherein: the blade pushing mechanism (6) comprises a blade pushing rod (6-1), a blade pushing rod origin sensor (6-2), a fixing plate (6-3), a guide rail (6-4), blade pushing belt wheels (6-5), a synchronous belt III (6-6) and a blade pushing motor (6-7), wherein the blade pushing belt wheels (6-5) are arranged at two ends of the fixing plate (6-3), the blade pushing motor (6-7) is arranged at one end of the fixing plate (6-3), the blade pushing motor (6-7) is connected with the blade pushing belt wheels (6-5) at one end of the fixing plate (6-3), the blade pushing belt wheels (6-5) at two ends of the fixing plate (6-3) are connected through the synchronous belt III (6-6), the guide rail (6-4) is arranged at the upper side of the fixing plate (6-3), the synchronous belt III (6-6) is connected with the guide rail (6-4) through a sliding block, the rear end of the blade pushing rod (6-1) is connected with the guide rail (6-4) by a sliding block, and the blade pushing rod origin sensor (6-2) is arranged on the rear side of the fixing plate (6-3).

5. The automatic feeding mechanism of the dual-mode die bonder as claimed in claim 1, wherein: the material box positioning mechanism (8) comprises a material box positioning cylinder (8-1) and a material box positioning block (8-2), and the material box positioning cylinder (8-1) is connected with the material box positioning block (8-2).

Technical Field

The invention belongs to the technical field of semiconductor die bonder, and particularly relates to an automatic feeding mechanism of a dual-mode die bonder.

Background

The substrate feeding method of the die bonder is generally divided into two types, one is to put the substrate into a material box for feeding, and the other is to stack and feed the substrate. Traditional solid brilliant quick-witted feed mechanism need dispose respectively, and the switching mode need demolish original mechanism and reinstall installation mechanism and just can realize, therefore can only realize single mode material loading, and the flexibility is not enough, brings inconvenience for actual production, hinders the production process, is unfavorable for the industrialization mass production.

Therefore, a feeding mechanism which can realize the switching of two feeding modes without dismantling the mechanism needs to be designed, the integration level is high, the universality is strong, the material changing time is saved, and the operation efficiency is improved.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides an automatic feeding mechanism of a dual-mode die bonder, which can realize the switching of two feeding modes without detaching the mechanism.

The invention aims to achieve the aim, and the invention relates to a dual-mode automatic feeding mechanism of a die bonder, which comprises a material sucking mechanism, a material pushing box mechanism, a laminating table, a feeding track, a material receiving box mechanism, a sheet pushing mechanism, a lifting mechanism and a material box positioning mechanism, wherein the material sucking mechanism is arranged above the laminating table, the laminating table is arranged on the upper side of the material pushing box mechanism, a loading push rod of the material pushing box mechanism penetrates through a long waist hole of the laminating table, the feeding track is arranged on the lower side of the material pushing box mechanism, the lifting mechanism is arranged on one side of the material pushing box mechanism, the sheet pushing mechanism is arranged on one side of the lifting mechanism, the material receiving box mechanism is arranged on the front side of the lifting mechanism, an unloading push rod bottom plate of the material receiving box mechanism is arranged below a material box dragging claw of the lifting mechanism, the lower side of the feeding track and the upper part of the lifting mechanism are respectively provided with the material box positioning mechanism, and the material box mechanism comprises a loading platform, a loading push rod bottom plate and a guiding shaft, The device comprises a first synchronous belt, belt wheels and a motor, wherein a guide shaft is arranged below a loading platform, two ends of the guide shaft are connected with the loading platform through connecting plates, the belt wheels are arranged at two ends of the guide shaft, the motor is arranged at one end of the guide shaft and connected with the belt wheels at one end of the guide shaft, the belt wheels at two ends of the guide shaft are connected through the first synchronous belt, a loading push rod bottom plate is connected with the guide shaft through a first connecting piece, the first connecting piece is sleeved on the guide shaft, the loading push rod bottom plate is fixed with the first synchronous belt, the loading push rod is arranged at the front end of the loading push rod bottom plate and penetrates through the loading platform, the feeding track comprises a feeding track body, a bottom plate, a sheet feeding clamp motor, a sheet feeding clamp belt wheel, a second synchronous belt, a sheet feeding clamp guide rail, a sheet feeding track telescopic sensor and a track material detection sensor, the feeding track body is movably connected with the bottom plate, and the sheet feeding clamp motor is arranged at one end of the bottom plate, the film feeding clamping belt wheels are arranged at two ends of the bottom plate, a film feeding clamping motor is connected with the film feeding clamping belt wheels at one end of the bottom plate, the film feeding clamping belt wheels at two ends of the bottom plate are connected by a synchronous belt II, a film feeding clamp is arranged at the front side of the bottom plate and connected with a film feeding clamp guide rail, the film feeding clamp is connected with the synchronous belt II by a connecting piece II, a film feeding rail telescopic sensor is arranged at the lower surface of a material pushing box mechanism, a rail material detection sensor is arranged on the upper surface of a feeding rail body, a material receiving box mechanism comprises an unloading platform, an unloading push rod bottom plate, an unloading motor, an unloading synchronous belt, an unloading synchronous wheel, a push rod-to-site sensor and a material box full sensor, the unloading bottom plate is arranged below the unloading platform, the unloading motor is arranged at one end of the unloading bottom plate, the unloading synchronous wheels are arranged at two ends of the unloading bottom plate, and the unloading motor is connected with the unloading synchronous wheels at one end of the unloading bottom plate, unloading synchronous wheels at two ends of the unloading bottom plate are connected by an unloading synchronous belt, an unloading push rod bottom plate is connected with the unloading bottom plate by a third connecting piece, the unloading push rod bottom plate is fixed with the unloading synchronous belt, an unloading push rod is arranged at the front end of the unloading push rod bottom plate, a push rod in-place point sensor is arranged at the rear side of the unloading bottom plate, a material box full sensor is arranged at the rear side of the unloading platform, a lifting mechanism comprises a lifting table, a material box pawl, a lifting table driving mechanism, a material box in-place sensor and a material box working position sensor, the material box pawl is connected with the front side of the lifting table, the lifting table driving mechanism is connected with the rear side of the lifting table, the material box in-place sensor and the material box working position sensor are arranged at one side of the lifting table, the material box in-place sensor is positioned above the material box working position sensor, and the material box working position sensor is parallel to the sheet pushing mechanism;

the suction mechanism, the material pushing box mechanism, the lamination table, the feeding track, the material receiving box mechanism, the sheet pushing mechanism, the lifting mechanism and the material box positioning mechanism operate according to the following steps:

step S1, the film feeding track expansion sensor detects whether the film feeding track is drawn out, if yes, the substrate stacking and loading mode is entered, step S2a is continuously executed, if no, the material box loading mode is entered, step S2b is continuously executed,

step S2a, the material suction mechanism moves above the lamination table, the material suction Z-axis mechanism drives the suction head to descend to suck the substrate on the lamination table, the web sensor detects whether the substrate is sucked by the suction head in real time, if so, the step S3a is continuously executed, if not, the step S2a is executed again,

step S3a, the metal detecting sensor determines whether the absorbing article is a substrate, if yes, step S4a is continued, if no, step S4c is continued,

step S4a, the substrate is conveyed to the feeding track by the material suction mechanism, the track material detection sensor detects whether the material sheet is placed in place, if so, the step S5a is continuously executed, if not, the machine is stopped for alarming,

step S4c includes: the material suction mechanism moves to the discarded paper separation position, after the material suction mechanism descends to the discarded paper separation height, the vacuum solenoid valve closes vacuum to discard the paper separation, the step S2a is executed again, the step S5a is executed, and the sheet feeding clamp motor drives the sheet feeding clamp to carry the substrate to be conveyed into the track through the second synchronous belt;

step S2b, the lifting mechanism lifts the magazine dragging claw to the material taking position, the material pushing box mechanism pushes the magazine to move forward, the magazine is conveyed to the magazine dragging claw to trigger the magazine in-place sensor, the step S3b is continuously executed,

step S3b, ejecting the magazine positioning mechanism on the upper part of the lifting mechanism to drive the magazine Y to move to the magazine descending position set by the user, withdrawing the magazine positioning mechanism on the upper part of the lifting mechanism, lifting the magazine by the magazine dragging claw to descend until the first clamping groove of the set magazine is flush with the track, continuing to execute the step S4b,

step S4b, ejecting the magazine positioning mechanism below the feeding track, clamping the magazine in the X direction, sensing whether the magazine is in place by the magazine working position sensor, if so, continuing to execute step S5b, if not, stopping the machine to alarm,

step S5b, the frame is pushed to the inside of the track from the material box by the sheet pushing mechanism, the material box positioning mechanism below the feeding track is retracted, the material box dragging claw descends to the next clamping groove, the material box working position sensor detects whether the next clamping groove of the material box is in place, if so, the step S4b is executed again, if not, the step S6b is executed continuously,

and S6b, the material box dragging claw is located at the horizontal position of the material receiving box mechanism, the unloading push rod pushes the material box Y to move to the push rod in-place position, the sensor senses that the unloading push rod is in place, the material box supporting claw automatically returns to the material receiving position of the material box supporting claw, the unloading push rod automatically returns to the material receiving position of the unloading push rod, the material box full sensor detects whether the material receiving box mechanism is full, and if yes, the user is prompted to collect the material box.

Inhale material mechanism include the alignment jig, the suction head, the tablet sensor, the metal detects the sensor, inhale material Y axle mechanism, inhale material Z axle mechanism, the Z axle slider, suction head protection sensor, vacuum solenoid valve, inhale material Z axle mechanism and set up in the one side of inhaling material Y axle mechanism, the upside of alignment jig adopts the Z axle slider with inhaling material Z axle mechanism to be connected, the suction head sets up in the alignment jig bottom surface, vacuum solenoid valve sets up on inhaling material Y axle mechanism, vacuum solenoid valve adopts the trachea with the suction head to be connected, the tablet sensor, the metal detects the sensor setting on the alignment jig, suction head protection sensor sets up on inhaling material Z axle mechanism, suction head protection sensor is located Z axle slider top.

The bottom of the adjusting frame is provided with at least 1 suction head.

The kicking piece mechanism include the kicking piece pole, kicking piece pole initial point sensor, the fixed plate, the guide rail, the kicking piece band pulley, hold-in range three, the kicking piece motor, the fixed plate both ends are equipped with the kicking piece band pulley, fixed plate one end is equipped with the kicking piece motor, the kicking piece motor is connected with the kicking piece band pulley of fixed plate one end, adopt hold-in range three to connect between the kicking piece band pulley at fixed plate both ends, the guide rail sets up at the fixed plate upside, hold-in range three adopts the slider with the guide rail to be connected, the rear end and the guide rail of kicking piece pole adopt the slider to be connected, kicking piece pole initial point sensor sets up at the fixed plate rear side.

The material box positioning mechanism comprises a material box positioning cylinder and a material box positioning block, and the material box positioning cylinder is connected with the material box positioning block.

Compared with the prior art, the stacking table and the feeding rail are integrated on the material pushing box mechanism, the switching of the feeding modes can be automatically realized without detaching the mechanism, when the substrates are selected to be stacked and fed, the feeding rail is drawn out from the material pushing box mechanism, the substrates are stacked on the stacking table, the material sucking mechanism conveys the substrates to the feeding rail for feeding, the other mechanisms enter a waiting mode, when the material feeding is selected, the feeding rail is retracted to the material pushing box mechanism, the material boxes are placed on the stacking table, the material pushing box mechanism pushes the material boxes to the lifting mechanism, the material pushing mechanism carries out feeding, when the material discharging is carried out, the lifting mechanism lowers the material boxes to the horizontal position of the material receiving box mechanism, and the material receiving box mechanism recovers the material boxes.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a side view of the suction mechanism of the present invention.

Fig. 3 is a schematic structural view of the material suction mechanism of the present invention.

Fig. 4 is a side view of the pusher carriage mechanism of the present invention.

Fig. 5 is a schematic structural view of the material pushing box mechanism of the invention.

Fig. 6 is a schematic view of the connection between the pushing box mechanism and the feeding track according to the present invention.

Fig. 7 is a bottom view of the feed track of the present invention.

Fig. 8 is a top view of the pusher carriage mechanism and the feed track of the present invention.

Fig. 9 is a schematic view of the structure of the feeding track of the present invention.

Fig. 10 is a schematic structural diagram of the lifting mechanism of the present invention.

Fig. 11 is a perspective view of the elevating platform of the present invention.

FIG. 12 is a schematic structural view of a receiving box mechanism according to the present invention.

Fig. 13 is a schematic structural view of an unloading platform of the receiving box mechanism of the invention.

FIG. 14 is a schematic structural diagram of the blade pushing mechanism of the present invention.

Detailed Description

The invention will now be further described with reference to the accompanying drawings.

As shown in attached figures 1, 4, 7 and 10, the invention relates to a dual-mode automatic feeding mechanism of a die bonder, which comprises a material suction mechanism 1, a material pushing box mechanism 2, a lamination platform 3, a feeding rail 4, a material receiving box mechanism 5, a material pushing mechanism 6, a lifting mechanism 7 and a material box positioning mechanism 8, wherein the material suction mechanism 1 is arranged above the lamination platform 3, the lamination platform 3 is arranged at the upper side of the material pushing box mechanism 2, a loading push rod 2-2 of the material pushing box mechanism 2 penetrates through a long waist hole of the lamination platform 3, the feeding rail 4 is arranged at the lower side of the material pushing box mechanism 2, the lifting mechanism 7 is arranged at one side of the material pushing box mechanism 2, the material pushing mechanism 6 is arranged at one side of the lifting mechanism 7, the material receiving box mechanism 5 is arranged at the front side of the lifting mechanism 7, a push rod bottom plate 5-3 of the material receiving box mechanism 5 is arranged below a material box dragging claw 7-2 of the lifting mechanism 7, the lower side of the feeding rail 4, The upper part of the lifting mechanism 7 is provided with a material box positioning mechanism 8, and with reference to the figures 4-8, the material pushing box mechanism 2 comprises a loading platform 2-1, a loading push rod 2-2, a loading push rod bottom plate 2-3, a guide shaft 2-4, a synchronous belt I2-5, belt wheels 2-6 and a motor 2-7, wherein the guide shaft 2-4 is arranged below the loading platform 2-1, two ends of the guide shaft 2-4 are connected with the loading platform 2-1 through a connecting plate 2-8, two ends of the guide shaft 2-4 are provided with the belt wheels 2-6, one end of the guide shaft 2-4 is provided with the motor 2-7, the motor 2-7 is connected with the belt wheel 2-6 at one end of the guide shaft 2-4, the belt wheels 2-6 at two ends of the guide shaft 2-4 are connected through the synchronous belt I2-5, the loading push rod bottom plate 2-3 is connected with the guide shaft 2-4 by a first connecting piece, the first connecting piece is sleeved on the guide shaft 2-4, the loading push rod bottom plate 2-3 is fixed with a first synchronous belt 2-5, the loading push rod 2-2 is arranged at the front end of the loading push rod bottom plate 2-3, the loading push rod 2-2 penetrates through the loading platform 2-1, the feeding track 4 comprises a feeding track body 4-1, a bottom plate 4-2, a sheet feeding clamp 4-3, a sheet feeding clamp motor 4-4, a sheet feeding clamping wheel 4-5, a second synchronous belt 4-6, a sheet feeding clamp guide rail 4-7, a sheet feeding track telescopic sensor 4-8 and a track material detection sensor 4-9, the feeding track body 4-1 is movably connected with the bottom plate 4-2, a sheet feeding clamp motor 4-4 is arranged at one end of a bottom plate 4-2, sheet feeding clamping wheels 4-5 are arranged at two ends of the bottom plate 4-2, the sheet feeding clamp motor 4-4 is connected with the sheet feeding clamping wheel 4-5 at one end of the bottom plate 4-2, the sheet feeding clamping wheels 4-5 at two ends of the bottom plate 4-2 are connected by a synchronous belt II 4-6, a sheet feeding clamp 4-3 is arranged at the front side of the bottom plate 4-2, the sheet feeding clamp 4-3 is connected with a sheet feeding clamp guide rail 4-7, the sheet feeding clamp 4-3 is connected with the synchronous belt II 4-6 by a connecting piece II, a sheet feeding track telescopic sensor 4-8 is arranged at the lower surface of a material pushing box mechanism 2, a track material detection sensor 4-9 is arranged at the upper surface of a feeding track body 4-1, and a material receiving box mechanism 5 comprises an unloading platform 5-1, and a material receiving box mechanism 4-2, The unloading push rod 5-2, the unloading push rod bottom plate 5-3, the unloading bottom plate 5-4, the unloading motor 5-5, the unloading synchronous belt 5-6, the unloading synchronous wheel 5-7, the push rod in-place point sensor 5-8 and the material box full sensor 5-9, the unloading bottom plate 5-4 is arranged below the unloading platform 5-1, the unloading motor 5-5 is arranged at one end of the unloading bottom plate 5-4, the unloading synchronous wheels 5-7 are arranged at two ends of the unloading bottom plate 5-4, the unloading motor 5-5 is connected with the unloading synchronous wheel 5-7 at one end of the unloading bottom plate 5-4, the unloading synchronous wheels 5-7 at two ends of the unloading bottom plate 5-4 are connected by the unloading synchronous belt 5-6, the unloading push rod bottom plate 5-3 is connected with the unloading bottom plate 5-4 by a connecting piece III, an unloading push rod bottom plate 5-3 is fixed with an unloading synchronous belt 5-6, an unloading push rod 5-2 is arranged at the front end of the unloading push rod bottom plate 5-3, a push rod to-position sensor 5-8 is arranged at the rear side of the unloading bottom plate 5-4, a magazine full sensor 5-9 is arranged at the rear side of an unloading platform 5-1, with reference to the drawing 10 and the drawing 11, a lifting mechanism 7 comprises a lifting platform 7-1, a magazine dragging claw 7-2, a lifting platform driving mechanism 7-3, a magazine to-position sensor 7-4 and a magazine working position sensor 7-5, the magazine dragging claw 7-2 is connected with the front side of the lifting platform 7-1, the lifting platform driving mechanism 7-3 is connected with the rear side 7-1 of the lifting platform, the magazine to-position sensor 7-4 and the magazine working position sensor 7-5 are arranged at one side of the lifting platform 7-1, the material box in-place sensor 7-4 is positioned above the material box working position sensor 7-5, and the material box working position sensor 7-5 is parallel to the sheet pushing mechanism 6;

the material suction mechanism 1, the material pushing box mechanism 2, the lamination table 3, the feeding track 4, the material receiving box mechanism 5, the sheet pushing mechanism 6, the lifting mechanism 7 and the material box positioning mechanism 8 operate according to the following steps:

step S1, the film feeding track expansion sensor 4-8 detects whether the film feeding track 4 is drawn out, if yes, the substrate stacking and loading mode is entered, step S2a is continuously executed, if no, the magazine loading mode is entered, step S2b is continuously executed,

step S2a, the material suction mechanism 1 moves to the upper part of the lamination table 3, the material suction Z-axis mechanism 1-6 drives the suction head 1-2 to descend to suck the substrate on the lamination table 3, the web sensor 1-3 detects whether the substrate is sucked by the suction head 1-2 in real time, if so, the step S3a is continuously executed, if not, the step S2a is executed again,

in step S3a, the metal detecting sensor 1-4 determines whether the article is a substrate, if yes, the process continues to step S4a, if no, the process continues to step S4c,

step S4a, the material suction mechanism 1 conveys the substrate to the feeding track 4, the track material detection sensor 4-9 detects whether the material sheet is put in place, if so, the step S5a is continuously executed, if not, the machine is stopped for alarming,

step S4c, the material suction mechanism 1 moves to the position of discarding paper separation, after the material suction mechanism 1 descends to the height of discarding paper separation, the vacuum electromagnetic valve 1-9 closes the vacuum to discard the paper separation, step S2a is executed again,

s5a, the film feeding clamp motor 4-4 drives the film feeding clamp 4-3 to convey the substrate to the inside of the track through the synchronous belt II 4-6;

step S2b, the lifting mechanism 7 lifts the magazine dragging claw 7-2 to the material taking position, the material pushing box mechanism 2 pushes the magazine to advance, the magazine is conveyed to the magazine dragging claw 7-2 to trigger the magazine in-place sensor 7-4, the step S3b is continuously executed,

step S3b, the material box positioning mechanism 8 on the upper part of the lifting mechanism 7 is ejected to drive the material box Y to move to the descending position of the material box set by the user, the material box positioning mechanism 8 on the upper part of the lifting mechanism 7 is retracted, the material box is lifted by the material box dragging claw 7-2 to descend until the first clamping groove of the set material box is flush with the track, the step S4b is continuously executed,

step S4b, ejecting the magazine positioning mechanism 8 below the feeding track 4, clamping the magazine in the X direction, sensing whether the magazine is in place by the magazine working position sensor 7-5, if so, continuing to execute step S5b, if not, stopping to alarm,

step S5b, the pushing mechanism 6 pushes the frame from the magazine to the inside of the track, the magazine positioning mechanism 8 below the feeding track 4 retracts, the magazine dragging claw 7-2 descends to the next card slot, the magazine working position sensor 7-5 detects whether the next card slot of the magazine is in place, if so, the step S4b is executed again, if not, the step S6b is executed continuously,

step S6b, the material box dragging claw 7-2 is located at the horizontal position of the material receiving box mechanism 5, the unloading push rod 5-2 pushes the material box Y to move to the push rod in-place point sensor 5-8 to sense that the unloading push rod 5-2 is in place, the material box supporting claw 7-2 automatically returns to the material receiving position of the material box supporting claw 7-2, the unloading push rod 5-2 automatically returns to the material receiving position of the unloading push rod 5-2, the material box full sensor 5-9 detects whether the material receiving box mechanism 5 is full, and if yes, the user is prompted to receive the material box.

Wherein, as shown in fig. 2 and fig. 3, the material suction mechanism 1 comprises an adjusting frame 1-1, a suction head 1-2, a material sheet sensor 1-3, a metal detection sensor 1-4, a material suction Y-axis mechanism 1-5, a material suction Z-axis mechanism 1-6, a Z-axis slider 1-7, a suction head protection sensor 1-8, and a vacuum solenoid valve 1-9, the material suction Z-axis mechanism 1-6 is arranged at one side of the material suction Y-axis mechanism 1-5, the upper side of the adjusting frame 1-1 is connected with the material suction Z-axis mechanism 1-6 by the Z-axis slider 1-7, the suction head 1-2 is arranged at the bottom of the adjusting frame 1-1, the vacuum solenoid valve 1-9 is arranged on the material suction Y-axis mechanism 1-5, the vacuum solenoid valve 1-9 is connected with the suction head 1-2 by an air pipe, the material sheet sensor 1-3 and the metal detection sensor 1-4 are arranged on the adjusting frame 1-1, the suction head protection sensor 1-8 is arranged on the material suction Z-axis mechanism 1-6, the suction head protection sensor 1-8 is positioned above the Z-axis slide block 1-6, and the bottom of the adjusting frame 1-1 is provided with at least 1 suction head 1-2.

As shown in figure 12, the push sheet mechanism 6 comprises a push sheet rod 6-1, a push sheet rod origin sensor 6-2, a fixed plate 6-3, a guide rail 6-4, a push sheet belt wheel 6-5, a synchronous belt three 6-6 and a push sheet motor 6-7, wherein the push sheet belt wheels 6-5 are arranged at two ends of the fixed plate 6-3, the push sheet motor 6-7 is arranged at one end of the fixed plate 6-3, the push sheet motor 6-7 is connected with the push sheet belt wheel 6-5 at one end of the fixed plate 6-3, the push sheet belt wheels 6-5 at two ends of the fixed plate 6-3 are connected by the synchronous belt three 6-6, the guide rail 6-4 is arranged at the upper side of the fixed plate 6-3, the synchronous belt three 6-6 is connected with the guide rail 6-4 by a slide block, the rear end of the push sheet rod 6-1 is connected with the guide rail 6-4 by a slide block, the blade pushing rod origin sensor 6-2 is arranged on the rear side of the fixing plate 6-3.

As shown in fig. 7 and 10, the magazine positioning mechanism 8 includes a magazine positioning cylinder 8-1 and a magazine positioning block 8-2, and the magazine positioning cylinder 8-1 is connected to the magazine positioning block 8-2.

Example (b): when a substrate is selected to be stacked and loaded, the feeding track 4 is drawn out from the material pushing box mechanism 2, the material sucking mechanism 1 is moved to the position above the laminating table 3, the material sucking Z-axis mechanism 1-6 drives the suction head 1-2 to descend to suck the substrate on the laminating table 3, the sheet sensor 1-3 detects whether the substrate is sucked by the suction head 1-2 in real time, the metal detection sensor 1-4 judges whether the sucked article is the substrate, if not, the material sucking mechanism 1 moves to the position for discarding the partition paper, after the material sucking mechanism 1 descends to the height for discarding the partition paper, the vacuum electromagnetic valve 1-9 closes vacuum to discard the partition paper, then the vacuum electromagnetic valve returns to the sheet sucking position to carry out next sheet sucking circulation, if so, the material sucking mechanism 1 conveys the substrate to the feeding track 4, the track material detection sensor 4-9 detects that the rail material is detected, the sheet feeding clamp motor 4-4 drives the sheet feeding clamp 4-3 to move to the material receiving position through the two synchronous belts 4-6, the sheet conveying clamp 4-3 conveys the substrate to the inside of the track, and when the material sucking mechanism 1 is blocked to operate in the material sucking process, the suction head 1-2 is lifted to trigger the suction head protection sensor 1-8 to alarm and stop; when a material box is selected for feeding, the sheet feeding track 4 is retracted to the position below the material pushing mechanism 2 to trigger the sheet feeding track telescopic sensor 4-8, the lifting mechanism 7 raises the material box dragging claw 7-2 to a material taking position, the material pushing mechanism 2 pushes the material box to advance, the material box is conveyed to the material box dragging claw 7-2 to trigger the material box in-place sensor 7-4, the material box positioning mechanism 8 on the upper portion of the lifting mechanism 7 is ejected to drive the material box Y to move to a material box descending position set by a user, the material box positioning mechanism 8 on the upper portion of the lifting mechanism 7 is retracted, the material box dragging claw 7-2 lifts the material box to descend until a first clamping groove of the material box is set to be flush with the track, the material box positioning mechanism 8 below the material feeding track 4 is ejected, the material box is clamped in the X direction, the material box working detection sensor 7-4 senses the material box to be in place, and the sheet pushing mechanism 6 pushes a frame from the material box to the track, the material box positioning mechanism 8 below the feeding track 4 retracts, the sheet pushing rod 6-1 of the sheet pushing mechanism 6 retracts, the original point sensor 6-2 of the sheet pushing rod is triggered, the material box dragging claw 7-2 descends to the next clamping groove position of the material box, the material box working position sensor 7-5 detects whether the next clamping groove of the material box is in place or not, if the sheet pushing mechanism 6 in place continues to finish the next sheet pushing circulation, if the sheet pushing mechanism is not in place, the material box dragging claw 7-2 moves to the horizontal position of the material receiving box mechanism 5, the unloading push rod 5-2 pushes the material box X to move to the push rod in-place point sensor 5-8 to sense that the unloading push rod 5-2 is in place, the material box dragging claw 7-2 automatically returns to the material receiving position of the material box supporting claw 7-2, the unloading push rod 5-2 automatically returns to the material receiving position of the unloading push rod 5-2, the material box full sensor 5-9 detects whether the material receiving box mechanism 5 is full, such as prompting the user to take the cartridge.

Therefore, the invention can realize the switching of two feeding modes without dismantling the mechanism, has high integration level and strong universality, saves the material changing time and improves the operation efficiency.