WO2017092001A1

WO2017092001A1 - Parallel zig-zag-shaped device for suctioning, supplying, and mounting material and control method

Info

Publication number: WO2017092001A1
Application number: PCT/CN2015/096284
Authority: WO
Inventors: 张卫华
Original assignee: 深圳市兴华炜科技有限公司
Priority date: 2015-12-03
Filing date: 2015-12-03
Publication date: 2017-06-08

Abstract

A parallel zig-zag-shaped device for suctioning, supplying, and mounting a material and a control method. The device comprises: a motor (20), a mounting plate (10), a threaded rod (30), a nut (40), a plurality of sets of suction port holders (60), a hinge frame (50), and zig-zag rods (80). When the threaded rod rotates, the nut performs, according to a rotation direction of the threaded rod, a left-right movement, and the nut hinge frame connected to the nut pushes or pulls the zig-zag rods to perform a retraction or expansion movement, and in turn, the suction port bases perform a retraction or expansion movement accordingly. Material supply ends are concentrated at one side where an assembly line is. After being retracted, the mounting device is configured to obtain devices at the material supply ends, the motor is then configured to drive to expand suction ports to be at a preconfigured interval and arrange the suction ports to contact with preconfigured locations. The joint configuration of the material supply ends not only provides convenience to a material supply operator, but also reduces a used length of the material supply end of the assembly line, optimizing to provide an increased equipment placement area or operator testing control area at a lateral side.

Description

Invention name: a scissor type double-row nozzle feeding patch device and control method thereof

[0001] The present invention belongs to the technical field of patch devices, and in particular, to a tandem patch device and a patch control method applicable to a plurality of pitches.

Background technique

[0002] In the SMT industry, large-scale patch technology has been widely used, and the cost of improving the efficiency of the same is greatly reduced. Usually, the same chip is mounted on the same chip, and the distance between the nozzle and the chip needs to be spaced. The distance is determined to be fixed, and then the feeding end is also prepared according to the nozzle spacing to ensure that the nozzle is properly taken. For example, the super large full-size patch 吋 often needs to set the feeding end and the nozzle according to the size of the full plate, so that The feeding end occupies too much space, which affects the setting of the patch line. The space requirements are relatively large and the space is wasted.

technical problem

[0003] The present invention provides a scissor type double-row nozzle feeding patch device, which aims to solve the problem that the feeding end needs to be spaced apart from the suction nozzle during the large-scale patching process of the nozzle, thereby occupying the occupied space. Big, versatile problem.

Problem solution

Technical solution

[0004] In order to solve the above problems, the present invention provides a scissor type double-row nozzle feeding patch device, comprising:

[0005] a motor, a mounting plate, the motor is mounted on the mounting plate;

[0006] a screw rod that is driven to rotate by the motor;

a nut, a nut that fits over the auger;

[0008] a plurality of sets of nozzle holders for fixing the nozzles;

[0009] a hinge frame, which is divided into a nozzle hinge frame and a nut hinge frame, respectively located on the nozzle holder and the nut; [0010] a scissor bar for connecting the nozzle hinge frame and the nut hinge frame And connecting the nozzle hinge frame and the adjacent spacing nozzle hinge frame, wherein the two spaced nozzle hinge frames are connected by two of the scissor bars, and the scissor bars are connected by a hinge pin. [0011] the scissor bar is movably connected by the hinge pin and movably connected with each hinge frame, the motor drives the auger to rotate, because the nut is set above the auger When the auger rotates, the nut performs a left-right displacement movement according to the rotation direction of the auger, and the nut hinge frame connected to the nut pushes or pulls the scissor bar to perform contraction or extension movement. The nozzle holder is also contracted or stretched, and is applied to the patching process. The feeding end can be concentrated on the side of the pipeline, and the patching device is contracted and concentrated on the feeding end. Retrieving, and then driving the nozzle to extend the set pitch to the set spacing, during the stretching process, the same as the whole movement to the upper working surface, and the chip to be attached sucked by the nozzle is placed on the same a predetermined position, and then the collimator whose neck is contracted is moved back to the feeding end to perform the reclaiming operation again, and the feeding end is set in a centralized manner to bring convenience to the supplier, and also A supply line length occupied feed end of the side surface of the optimization apparatus positioned more or personnel detection zone control area.

[0012] Preferably, the auger is divided into a left auger and a right auger, the motor is located between the left and right augers, and the motor drives the left auger and the right auger to respectively rotate, The nut is divided into a left nut and a right nut, and the left and right augers are respectively provided with a left nut and a right nut.

[0013] Preferably, the left and right nuts are respectively provided with a nut hinge frame, and the scissor bar is movably connected with the nozzle hinge frame on the nozzle holder.

[0014] Preferably, the nozzle holder is provided with a nozzle hinge frame on both sides of the nozzle holder.

[0015] Preferably, the other end of the left and right screws is connected to the bearing seat, and the bearing seat is fixedly disposed on the mounting plate.

[0016] The present invention further provides a scissor type townhouse nozzle, comprising:

[0017] a motor;

[0018] a screw rod that is driven to rotate by the motor;

[0019] a nut, a nut that is fitted over the auger;

[0020] a plurality of sets of nozzle holders for fixing the suction nozzles;

[0021] a hinge frame, located on the nut;

[0022] a scissor bar, the cross connection forms a scissor telescopic structure;

[0023] A hinge pin is disposed at a side of the nozzle holder and a joint of the scissor bar.

[0024] the intersection of the scissor bar is movably connected to the nozzle holder through the hinge pin, the scissor bar additionally The ends are connected by a hinge pin, and the free ends of the shear arms of the two edges are movably connected to the nut through the hinge frame.

[0025] Preferably, the auger is divided into a left auger and a right auger, the motor is located between the left and right augers, and the motor drives the left auger and the right auger respectively to rotate. The nut is divided into a left nut and a right nut, and the left and right augers are respectively provided with a left nut and a right nut.

[0026] Preferably, the other end of the left and right screws is connected to the bearing seat, and the bearing seat is fixedly disposed on the mounting plate.

[0027] The present invention further provides a scissor type nozzle nozzle feeding patch control method, comprising the above-mentioned patch device or a row nozzle, and a computer control unit, the computer control unit and the The motor is electrically connected and commanded, and a lateral movement axis, the patch device or the row nozzle is integrally disposed above the lateral movement axis, and the lateral movement axis is controlled by the computer control unit The specific control method steps are as follows:

[0028] S1, before the work, the coordinate of the area to be attached of the PCB to be attached is input to the computer control unit in advance; [0029] S2, the parallel control nozzle in the contracted state is controlled by the computer control unit to feed End picking action

[0030] S3, the computer control unit instructs the lateral movement position of the lateral movement axial coordinate to perform lateral movement, and the computer control unit instructs the motor to operate to drive the nut to move to the distal end. , thereby driving the row of nozzles to the position of the longitudinally spaced distance of the coordinate values recorded beforehand

[0031] S4, after the nozzle reaches the coordinate position, the computer control unit directs the nozzle to perform patch work.

And then laterally moving axially to the feed end for lateral movement, and at the same time, the row of nozzles contract and reach a spacing that matches the feed end of the feed end;

[0032] S5, repeating the reclaiming action of the above S2, and the computer control unit directs the next set of coordinate destination motion patches.

[0033] Preferably, the inside of the feeding end is provided with a nozzle suction detecting device from bottom to top, and after the step S2, the nozzle is slightly paused or in a flight photographing mode above the detecting device, The detecting device takes a picture of the material suction posture of the nozzle, and then performs a test position on the material suction posture by the comparison software contained in the computer control unit, and finds an unqualified posture, and controls the corresponding position. Description The nozzle performs the ejection action to prevent the positional deviation during the material sticking process of the posture error, the patch angle is reversed and the PCB board is scrapped; the qualified material records the corresponding coordinate position relative to the nozzle, and the modulation mode is adopted. Fine-tune the coordinates.

Advantageous effects of the invention

Beneficial effect

[0034] the scissor bar is movably connected by the hinge pin and movably connected with each hinge frame, the motor drives the auger to rotate, because the nut is set above the auger When the auger rotates, the nut performs a left-right displacement movement according to the rotation direction of the auger, and the nut hinge frame connected to the nut pushes or pulls the scissor bar to perform contraction or extension movement. The nozzle holder is also contracted or stretched, and is applied to the patching process. The feeding end can be concentrated on the side of the pipeline, and the patching device is contracted and concentrated on the feeding end. Retrieving, and then driving the nozzle to extend the set pitch to the set spacing, during the stretching process, the same as the whole movement to the upper working surface, and the chip to be attached sucked by the nozzle is placed on the same a predetermined position, and then the collimator whose neck is retracted is moved back to the feeding end to perform the reclaiming operation again, and the feeding end is concentrated and set to bring convenience to the feeding personnel. It also saves the length of the supply end of the line, and optimizes more equipment placement areas or personnel detection control areas on the side.

Brief description of the drawing

DRAWINGS

1 is a perspective view of a feeding patch device provided by the present invention;

2 is a perspective view showing a second angle of the feeding patch device provided by the present invention;

3 is a perspective view showing a third angle of the feeding patch device provided by the present invention;

4 is a perspective view of a row nozzle according to a second embodiment of the present invention;

5 is a working flow chart of a feeding patch device or a row nozzle according to Embodiment 3 of the present invention;

BEST MODE FOR CARRYING OUT THE INVENTION

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used The invention is not intended to limit the invention.

[0041] Embodiment 1 Referring to FIG. 1-3, the present invention provides a scissor type nozzle nozzle feeding patch device, including:

[0042] the motor 20, the mounting plate 10, the motor 20 is mounted on the mounting plate 10;

[0043] The auger 30 is driven to rotate by the motor 20, and a nut 40 fitted on the auger 30, the auger 30 is divided into a left auger 31 and a right auger 32, and the motor 20 is located Between the left and right augers, the motor 20 drives the left auger 31 and the right auger 32 to rotate, and the nut 40 is divided into a left nut 41 and a right nut 42. The kit has a left nut 41 and a right nut 42. The other end of the left and right screws is connected to the bearing housing 21, and the bearing housing 21 is fixedly disposed on the mounting plate 10 for supporting the rotation of the auger 30 to ensure more stable and precise operation.

[0044] a plurality of sets of nozzle holders 60 for fixing the suction nozzles 70;

[0045] The hinge frame 50 is divided into a nozzle hinge frame 52 and a nut hinge frame 51, which are respectively located on the nozzle holder 60 and the nut 40; the nozzle holder 60 is provided with a nozzle hinge frame on both sides thereof. 52. In the specific implementation process, the nozzle hinge frame 52 is disposed on both sides of the nozzle holder 60, and the purpose thereof is mainly to ensure the balance of the nozzle holder 60, and to prevent the nozzle holder 60 from being too heavy. Use

[0046] a scissor bar 80 for connecting the nozzle hinge frame 52 and the nut hinge frame 51, and for connecting the nozzle hinge frame 52 and the adjacent spacing nozzle hinge frame 52, the two spaced nozzle hinge frames 52 are connected by two of the scissor bars 80, and the scissor bars 80 are connected by a hinge pin 81.

[0047] The left and right nuts are respectively provided with a nut hinge frame 51, and the scissor bar 80 is movably connected to the nozzle hinge frame 52 on the nozzle holder 60;

[0048] The scissor bar 80 is movably connected by the hinge pin 81 and movably connected with each hinge frame 50, and the motor 20 drives the auger 30 to rotate, since the nut 40 is set in Above the auger 30, when the auger 30 rotates, the nut 40 will perform a left-right displacement movement according to the rotation direction of the auger 30, and the nut hinge frame 51 connected to the nut 40 will push Or pulling the scissor bar 80 to perform a contraction or stretching motion, and the displacement movement of the plurality of sets of nozzle holders 60 is also contracted or extended, specifically applied to the feeding process, the feeding end (not shown) ) can be designed centrally on the side of the pipeline, and the patch device is concentrated and concentrated at the feeding end for taking out the material, and then driven by the motor 20 to extend the nozzle 70 to a set pitch, in the extended During the process, the peer moves as a whole to the top of the line work surface. And the chip to be attached sucked by the nozzle 70 is placed in a predetermined position, and then the collapsing nozzle 70 is moved back to the feeding end to perform the reclaiming operation again, and the feeding end is concentrated The setting brings convenience to the supplier, and also saves the length of the feeding end of the line, and optimizes more equipment placement areas or personnel detection control areas on the side.

[0049] Embodiment 2 Referring to FIG. 4, this embodiment additionally provides a scissor type townhouse nozzle, comprising: [0050] a motor 20, a screw shaft 30, driven and rotated by the motor 20, and a nut disposed on the auger 30, the auger 30 is divided into a left auger 31 and a right auger 32, the motor 20 is located between the left and right augers, and the motor drives the left helix respectively The rod 31 and the right auger 32 are rotated, and the other end of the left and right screws is connected to the bearing housing 21, and the bearing housing 21 is fixedly disposed on the mounting plate 10, and the nut is divided into a left nut 41 and a right nut 42. The left and right augers are respectively provided with a left nut 41 and a right nut 42.

[0051] a plurality of sets of nozzle holders 60 for fixing the suction nozzles 70;

[0052] a hinge frame 51, located on the nut;

[0053] The scissor bar 80 is cross-connected to form a scissor telescopic structure, and the scissor bar 80 adopting the cross-structure is more stable and stable than the scissor bar structure described in the first embodiment, and the multi-hinge pin 81 is configured. The multi-node guarantees precision and robustness, and is suitable for use in applications with fast running speeds and high quality nozzle equipment.

[0054] A hinge pin 81 is provided at a side of the nozzle holder 60 and a joint between the scissor bars 80.

[0055] The intersection of the scissor bar 80 is movably connected to the nozzle holder 60 through the hinge pin 81, and the other ends of the scissor bar 80 are connected by a hinge pin 81, and the edge of the scissor bar The free end of the 80 is movably connected to the nuts 41, 42 via the hinge frame 51.

[0056] The motor 20 drives the auger 30 to rotate. Since the nut is set on the auger 30, when the auger 30 is rotated, the left and right nuts are rotated according to the direction of the auger 30. The left and right displacement movement is performed, and the nut hinge frame 51 attached to the nut pushes or pulls the scissor bar 80 for contraction or extension movement, and the plurality of sets of nozzle holders 60 are also contracted or stretched. The displacement movement is specifically applied to the patching process, and the feeding end (not shown) can be concentratedly designed on one side of the pipeline, and the patching device is contracted and concentrated at the feeding end for taking the material, and then The motor 20 drives the nozzle 70 to a set spacing, and the same movement moves over the line working surface during the stretching process. And the chip to be attached sucked by the nozzle 70 is placed in a predetermined position, and then the collapsing nozzle 70 is moved back to the feeding end to perform the reclaiming operation again, and the feeding end is concentrated The setting brings convenience to the supplier, and also saves the length of the feeding end of the line, and optimizes more equipment placement areas or personnel detection control areas on the side.

[0057] Embodiment 3, with reference to FIG. 5, this embodiment implements a scissor type joint nozzle feeding paste according to the patch device according to the first embodiment or the two-row nozzle according to the second embodiment. a tablet control method, further comprising a computer control unit, wherein the computer control unit is electrically connected to the motor and is commanded and controlled, and a lateral movement axis, wherein the patch device or the row nozzle is integrally disposed at Above the lateral motion axis, the lateral motion axis is controlled by the computer control unit, and the specific control method steps are as follows: [0058] S1, before the work, the coordinates of the area to be attached of the PCB to be attached are recorded in advance. Computer control unit; [0059] S2, the parallel control nozzle in the contracted state is controlled by the computer control unit to perform a take-up action at the feeding end

[0060] S3, the computer control unit instructs the lateral movement position of the lateral movement axial coordinate to perform lateral movement, and the computer control unit instructs the motor to operate to drive the nut to move to the distal end. , thereby driving the row of nozzles to the position of the longitudinally spaced distance of the coordinate values recorded beforehand

[0061] S4, after the nozzle reaches the coordinate position, the computer control unit directs the nozzle to perform patch work.

[0062] S5, repeating the reclaiming action of the above S2, and the computer control unit directs the next set of coordinate destination motion patches.

[0063] In order to further improve the stability and accuracy, and reduce the scrap rate, the inside of the feeding end is provided with a nozzle suction detecting device from bottom to top, after the step S2, the nozzle passes the detecting device. The upper side is slightly paused or the flight photographing mode, and the detecting device takes a picture of the material suction posture of the nozzle, and then the comparison position of the material sucking posture is tested by the comparison software contained in the computer control unit. If the unqualified posture is found, the corresponding suction nozzle is controlled to prevent the positional shift, the patch angle is reversed, and the PCB board is scrapped during the material sticking process, and the qualified material is recorded correspondingly. The coordinates are fine-tuned by modulation in relation to the coordinate position of the nozzle. The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims

Claim

[Claim 1] A scissor type nozzle nozzle feeding patch device, comprising:

a motor, a mounting plate, the motor is mounted on the mounting plate; a screw rod, driven by the motor to rotate;

a nut, a nut that is placed on the auger;

a plurality of sets of nozzle holders for fixing the nozzles;

a hinge frame, which is divided into a nozzle hinge frame and a nut hinge frame, respectively located on the nozzle holder and the nut;

a scissor bar for connecting the nozzle hinge frame and the nut hinge frame, and for connecting the nozzle hinge frame and the adjacent spacing nozzle hinge frame, wherein the two spaced nozzle hinge frames pass between the two shears The fork rods are connected, and the scissor bars are connected by a hinge pin.

[Claim 2] The scissor type double-row nozzle feeding patch device according to claim 1, wherein the auger is divided into a left auger and a right auger, and the motor is located at the left and right Between the augers, the motor drives the left auger and the right auger respectively to rotate, the nut is divided into a left nut and a right nut, and the left and right augers are respectively provided with a left nut and a right nut

[Claim 3] The scissor type double-row nozzle feeding patch device according to claim 2, wherein the left and right nuts are provided with a nut hinge frame through which the scissor bar and the The nozzle hinge frame on the nozzle holder is movably connected.

[Claim 4] The scissor type double-row nozzle feeding patch device according to any one of claims 1 to 3, wherein the nozzle holder is provided with a nozzle hinge frame on both sides.

[Claim 5] The scissor type double-row nozzle feeding patch device according to claim 2, wherein the other end of the left and right screws is coupled to a bearing housing, and the bearing housing is fixedly disposed in the mounting On the board.

[Claim 6] A scissor type townhouse nozzle, comprising:

Motor

a screw rod that is driven to rotate by the motor;

a nut, a nut that is placed on the auger; a plurality of sets of nozzle holders for fixing the nozzles;

a hinge frame located on the nut;

Scissor bars, cross-connecting to form a scissor telescopic structure;

A hinge pin is disposed at a side of the nozzle holder and the connection of the scissor bar.

The intersection of the scissor bar is movably connected to the nozzle base through the hinge pin, and the other ends of the scissor bar are connected by a hinge pin, and the free ends of the scissor bars of the two edges pass through the hinge frame The nut is movably connected.

[Claim 7] A scissor type nozzle according to claim 6, wherein the auger is divided into a left auger and a right auger, and the motor is located in the left and right auger The motor drives the left auger and the right auger to respectively rotate, the nut is divided into a left nut and a right nut, and the left and right augers are respectively provided with a left nut and a right nut.

[Claim 8] A scissor type nozzle according to claim 7, wherein the other end of the left and right screws is coupled to a bearing housing, and the bearing housing is fixedly disposed on the mounting plate.

[Claim 9] A scissor type nozzle nozzle feeding patch control method, comprising the patch device according to any one of claims 1 to 5, or the combination according to any one of claims 6-8 The discharge nozzle is characterized in that it further comprises a computer control unit, the computer control unit is electrically connected to the motor and commanded and controlled, and a lateral movement axis, and the patch device or the row nozzle is integrally disposed at Above the lateral motion axis, the lateral motion axis is controlled by the computer control unit, and the specific control method steps are as follows:

S1, beforehand, the coordinates of the area to be attached of the PCB to be attached are input to the computer control unit;

S2, the parallel nozzle of the contracted state is controlled by the computer control unit to perform a take-out action at the feeding end;

S3, the computer control unit instructs the horizontal movement axial coordinate lateral end position to perform lateral movement, and the computer control unit instructs the motor to operate to drive the nut to move to the distal end, thereby Driving the row of nozzles to the position of the longitudinally spaced distance of the coordinate values recorded beforehand;

S4, after the nozzle reaches the coordinate position, the computer control unit directs the nozzle to perform The patch works, and then the lateral movement axially moves the feeding end laterally, and at the same time, the row nozzle sucks and reaches a spacing matching the material feeding end of the feeding end;

S5, repeating the reclaiming action of the above S2, and the computer control unit directs the next set of coordinate destination motion patches.

[Claim 10] The method for controlling a scissor type nozzle nozzle feeding patch according to claim 9, wherein a suction nozzle detecting device from the bottom to the bottom is provided on the inner side of the feeding end, Step S2 Thereafter, the nozzle is slightly paused or in a flight photographing mode above the detecting device, and the detecting device takes a picture of the material suction posture of the nozzle, and then is carried by the computer control unit. The comparison software performs a test position on the suction posture of the material, and if an unqualified posture is found, the corresponding suction nozzle is controlled to prevent the positional deviation and the patch angle from being reversed during the material sticking process of the posture error. Then the problem of scrapping the PCB board; the qualified material records the corresponding coordinate position relative to the nozzle, and fine-tunes the coordinates by modulation.