CN110539340A - SMT material belt shearing device and shearing and labeling method - Google Patents
SMT material belt shearing device and shearing and labeling method Download PDFInfo
- Publication number
- CN110539340A CN110539340A CN201910791527.3A CN201910791527A CN110539340A CN 110539340 A CN110539340 A CN 110539340A CN 201910791527 A CN201910791527 A CN 201910791527A CN 110539340 A CN110539340 A CN 110539340A
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- Prior art keywords
- adhesive tape
- tape
- shearing
- material belt
- belt
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/28—Means for performing other operations combined with cutting for counting the number of cuts or measuring cut lenghts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/27—Means for performing other operations combined with cutting
- B26D7/32—Means for performing other operations combined with cutting for conveying or stacking cut product
Abstract
an SMT material belt shearing device comprises a raw material plate, a feeding code reading mechanism, a material belt counting and shearing mechanism, an adhesive tape sticking mechanism, a material belt grabbing mechanism, a middle rotary plate and a material receiving plate, wherein the feeding code reading mechanism reads material belt information to confirm the number of material belts to be sheared, the material belt counting and shearing mechanism counts the material belts conveyed from the raw material plate and cuts the counted material belts, the adhesive tape sticking mechanism sucks and sticks the sheared adhesive tapes to the head or tail end of the material belts, the head or tail end of the material belts with the adhered adhesive tapes is stuck to the material receiving plate, the material belt grabbing mechanism horizontally moves the head of the material belts and puts the head of the material belts into the middle rotary plate to be coiled, and the coiling directions of the raw material plates and the material belts on the material receiving plate are kept consistent through the middle rotary plate; also comprises a blanking code reading mechanism, a bar code printing mechanism and a labeling mechanism. This device can replace artifical the shearing material area operation of counting completely, and has automatic rubberizing and paste the mark function, further improve equipment's degree of automation.
Description
Technical Field
The invention relates to the technical field of SMT material belt processing equipment, in particular to a SMT material belt shearing device and a shearing and labeling method.
background
SMT is a Surface Mount Technology (Surface Mount Technology, acronym for Surface Mount Technology), also known as Surface Mount or Surface Mount Technology, which is currently one of the most popular techniques and technologies in the electronic assembly industry. The surface-mounted component (SMC/SMD, chip component in Chinese) with no pins or short leads is mounted on the surface of a Printed Circuit Board (PCB) or other substrates, and is soldered and assembled by methods such as reflow soldering or dip soldering.
in SMT production, the SMT material belt is a storage carrier of chip components. In order to improve inventory management efficiency, reduce material stock, the producer needs the quantity of the productivity distribution chip components and parts according to the production line, in addition, chip components and parts model kind is very many, size variation is very big, the quantity of chip components and parts and the length in SMT material area can't be exchanged with fixed proportion, based on above two kinds of circumstances, need the producer to carry out the manual point to the SMT material area and cut, except this, the SMT material area is before getting into SMT technology production, need according to specific direction, on the SMT material dish is convoluteed to the material area.
In SMT production at present stage, most production lines are manual counting and cut SMT material belts, time and labor are wasted, a large amount of labor force is occupied, eye fatigue is easily caused by long-time operation, and counting and cutting accuracy rate are reduced. Although some equipment of the existing SMT material belt shearing device can replace manual work, the compatibility is low, the types of compatible products are few, and the automation cannot be completely realized.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the SMT material belt shearing device with high automation degree, high precision and high efficiency and the method for shearing and labeling by using the device, which are suitable for the SMT material belt with the width of 12-24 mm, the thickness of 1.2-8 mm and the boss gap of more than 1.2 mm.
The invention is realized by the following technical scheme:
the utility model provides a shearing mechanism is taken to SMT material, includes the frame and sets up material loading in the frame reads a yard mechanism, material area is counted and is sheared mechanism, sticky tape and shears mechanism, tape-stripping mechanism, material area and snatchs mechanism, well carousel and material collecting tray.
The feeding and code reading mechanism is arranged above the raw material disc to read the bar code of the material belt to be cut and is connected with the control system, and bar code information is transmitted to the control system to confirm the number of the material belt to be cut.
The material belt counting and shearing mechanism comprises a counting assembly and a shearing assembly, and the material belt conveyed from the raw material disc is counted and the counted material belt is sheared.
The adhesive tape shearing mechanism is used for shearing a section of adhesive tape.
The adhesive tape sticking mechanism is used for sucking the cut adhesive tape, sticking the cut adhesive tape to the head or the tail end of the material belt, and sticking the head or the tail end of the material belt stuck with the adhesive tape to the cylindrical surface of the material collecting disc. The adhesive tape is a single-sided adhesive tape, one part of the adhesive tape is adhered to the head or the tail end of the adhesive tape, and the other part of the adhesive tape is adhered to the cylindrical surface of the material disc and used for fixing the head or the tail end.
the material belt grabbing mechanism is used for grabbing the material belts on the material belt counting and shearing mechanism, the head of the material belts is placed in the middle rotating disc in a translation mode so as to be convenient for the middle rotating disc to reel, and the head or the tail end of the sheared material belts are moved to the tape pasting mechanism to paste the adhesive tapes.
The middle rotating disc is used for transferring the raw material disc and the material receiving disc, so that the material feeding direction of the raw material disc is consistent with that of the material receiving disc, namely the head of the raw material disc corresponds to the head of the material receiving disc, and the tail end of the raw material disc corresponds to the tail end of the material receiving disc.
And the material collecting disc is used for coiling the final material belt finished product.
The automatic labeling machine further comprises a blanking code reading mechanism, a bar code printing mechanism and a labeling mechanism which are positioned near the material receiving disc, wherein the blanking code reading mechanism is used for detecting a proper labeling position on the disc surface of the material receiving disc and detecting whether redundant bar codes exist on the disc surface; the bar code printing mechanism prints a bar code, and the labeling mechanism absorbs the bar code printed on the bar code printer and sticks the bar code to the tray surface of the collecting tray.
furthermore, the feeding and code reading mechanism comprises a feeding and code reading visual system which is positioned above the raw material disc and used for reading the bar code on the raw material disc in a photographing mode.
furthermore, the counting assembly in the material belt counting and shearing mechanism comprises a pin wheel, a pin wheel pressing roller, a guide groove and an optical fiber sensor; the guide groove extends along the tangential direction of the circumference of the pinwheel, and the material belt is buckled on the pinwheel through a positioning hole on the material belt and horizontally moves under the guide of the guide groove along with the rotation of the pinwheel; the pin wheel pressing roller is arranged opposite to the pin wheel from top to bottom, the circumferential edges of the pin wheel pressing roller and the pin wheel are tangent, and the pin wheel pressing roller presses the material belt on the pin wheel along the feeding direction; the optical fiber sensor is arranged at the rear end of the pinwheel and beside the conveying line of the material belt and used for detecting the number of bosses on the material belt so as to count the material belt.
The shearing assembly in the material belt counting and shearing mechanism comprises a cutter and a first cam; the cutter is located at the rear end of the optical fiber sensor, and the first cam is connected with the cutter to drive the cutter to cut the well-counted material belt.
Furthermore, the material belt counting and shearing mechanism further comprises a handle used for driving the pin wheel pressing roller to move upwards, so that the pin wheel pressing roller is separated from the pin wheel, and the material belt is conveniently fed and inserted into the pin wheel.
further, the adhesive tape shearing mechanism comprises an adhesive tape clamping jaw, a cam mechanism, scissors and an adhesive tape shearing cylinder, the cam mechanism comprises a second cam and a driven rod which are in contact with each other, the adhesive tape clamping jaw is used for clamping an adhesive tape, the adhesive tape clamping jaw is connected with the driven rod, and the second cam drives the driven rod to move linearly so as to drive the adhesive tape clamping jaw to move linearly and pull out a section of horizontal adhesive tape; the scissors are positioned on one side of the adhesive tape clamping jaw, the adhesive tape cutting cylinder is connected with the scissors, and after the adhesive tape clamping jaw pulls out a section of adhesive tape, the adhesive tape cutting cylinder drives the scissors to cut the adhesive tape.
Furthermore, the cam mechanism also comprises an X-axis guide rail, a Y-axis guide rail, a sliding block and a limiting groove, a driven rod in the cam mechanism is a sliding rod, the sliding rod is installed on the X-axis guide rail and can move along the X-axis guide rail, the X-axis guide rail is installed on the Y-axis guide rail and can move along the Y-axis guide rail, and the sliding block is rotatably connected to one end of the sliding rod; the limiting groove is annular and is arranged below the circumference swept by the rotation of the second cam, a U-shaped groove matched with the sliding block is arranged on the second cam, the sliding block is arranged in the limiting groove, the second cam drives the sliding block to move annularly in the limiting groove through the matching of the U-shaped groove on the second cam and the sliding block, so that the sliding rod is driven to move along the directions of the X-axis guide rail and the Y-axis guide rail, and when the sliding rod moves linearly along the Y-axis guide rail, the adhesive tape clamping jaw connected with the sliding rod pulls out a section of adhesive tape. Of course, the cam mechanism can also be other structures which can drive the adhesive tape clamping jaw to move linearly so as to pull out the adhesive tape.
Furthermore, the tape pasting mechanism comprises an X-axis moving module, a Z-axis moving module, a tape sucking block, a tape pressing cylinder and a tape pasting cylinder, wherein the X-axis moving module capable of moving horizontally is mounted on the rack, the Z-axis moving module capable of moving vertically is mounted on the X-axis moving module, and the tape pressing cylinder and the tape pasting cylinder are both mounted on the Z-axis moving module; the X-axis moving module and the Z-axis moving module are respectively connected with the adhesive tape sucking block to drive the adhesive tape sucking block to suck an adhesive tape at the adhesive tape shearing mechanism and paste the adhesive tape at the adhesive tape pasting position, and the adhesive tape pasting cylinder is connected with the adhesive tape sucking block to drive the adhesive tape sucking block to paste the sucked adhesive tape at the end of the material belt; the adhesive tape pressing cylinder is connected with the adhesive tape pressing block to drive the adhesive tape pressing block to be pressed on the adhesive tape adhered to the cylindrical surface of the material receiving disc, so that the adhesive tape is adhered more firmly.
further, the material belt grabbing mechanism comprises a horizontal moving module, a material belt clamping cylinder, a material belt guide block, a front cylinder, a rear cylinder, a material belt front end sensor and a material belt tail end sensor, the horizontal moving module drives the material belt grabbing mechanism to move horizontally, the material belt clamping cylinder is used for clamping the material belt, the material belt front end sensor and the material belt tail end sensor are respectively used for sensing whether the front end and the tail end of the material belt are in place or not, the material belt guide block is not deviated when being used for guaranteeing the material belt to move, the front cylinder drives the material belt grabbing mechanism to move back and forth, and the material belt grabbing mechanism is empty when a material belt is pasted with.
A method for cutting and labeling the material belt by using the SMT material belt cutting device comprises the following steps:
S1, reading the bar code on the raw material disc by the feeding and code reading mechanism, and transmitting the bar code information to the control system to confirm the number of the material strips to be cut;
S2, buckling the material strips on the raw material disc onto a material strip counting and shearing mechanism for counting, inserting the front ends of the material strips into a middle rotary disc after the material strip grabbing mechanism senses that the material strips are in place, feeding the material strips by the material strip counting and shearing mechanism, coiling the material strips by the middle rotary disc, and shearing the material strips by a shearing assembly in the material strip counting and shearing mechanism when the number of the material strips reaches the number required by a system;
S3, cutting a section of adhesive tape by the adhesive tape cutting mechanism, and sucking the cut adhesive tape by the adhesive tape pasting mechanism;
S4, after the material strip grabbing mechanism senses the tail end of the material strip, the material strip grabbing mechanism moves the tail end of the material strip on the middle rotating disc to the position below the tape pasting mechanism, the tape pasting mechanism pastes the sucked adhesive tape to the tail end of the material strip, the material strip grabbing mechanism is loosened, the tape pasting mechanism presses the tail end of the material strip pasted with the adhesive tape onto the cylindrical surface of the material collecting disc, the tail end of the material strip on the middle rotating disc becomes the head of the material collecting disc, the material collecting disc starts to wind the material strip, and the middle rotating disc is driven to rotate until the material strip in the middle rotating disc is completely;
S5, cutting a section of adhesive tape by the adhesive tape cutting mechanism, sucking the cut adhesive tape by the adhesive tape pasting mechanism, pasting the adhesive tape on the tail end of the feeding belt of the collecting tray by the adhesive tape pasting mechanism, and pressing the adhesive tape on the collecting tray to enable the adhesive tape to be firmly pasted, so that the collection is completed;
s6, detecting a proper labeling position by the blanking code reading mechanism, printing a bar code by the bar code printing mechanism, absorbing the printed bar code by the labeling mechanism and sticking the bar code to the surface of the charging tray, and reminding workers of blanking by the equipment.
The automatic counting and cutting device has the advantages that through the arrangement of the functional modules such as the automatic code reading module, the automatic counting module, the automatic material belt cutting module, the automatic adhesive tape sticking module and the like, the automation degree is high, the manual operation of the device can be completely replaced, the automatic adhesive tape sticking function is realized, and the working efficiency is improved; the automation degree of the equipment is further improved by setting the automatic label printing and labeling functions; the arrangement of the middle rotating disc enables the directionality of the material belt to be kept consistent, the material belt is widely applied to various material belts, and the compatible material belts are wide in size and variety.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a tape point number shearing mechanism (not shown in the drawings) according to an embodiment of the present invention.
Fig. 3 is an enlarged detail schematic view of a material tape point number shearing mechanism in the embodiment of the invention.
Fig. 4 is a schematic structural view of a tape cutting mechanism according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a tape applying mechanism according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a material tape gripping mechanism in an embodiment of the present invention.
Fig. 7 is an enlarged detail view of the material tape gripping mechanism in the embodiment of the present invention.
Fig. 8 is a schematic structural diagram of the material strip grabbing mechanism for grabbing the material strip according to the embodiment of the present invention.
Fig. 9 is a bottom view of the structure of fig. 8.
Reference numerals: 1-raw material disc; 2-a loading code reading mechanism; 3-feeding and reading a code vision system; 4-counting the material strips and shearing the mechanism; 5-a tape shearing mechanism; 6-tape sticking mechanism; 7-a material belt grabbing mechanism; 8-a middle turntable; 9-a blanking code reading mechanism; 10-a labeling mechanism; 11-a material receiving disc; 12-a bar code printing mechanism; 13-a material belt; 401-pinwheel; 402-pin wheel swaging roller; 403-a handle; 404-a fiber optic sensor; 405-a cutter; 406-a first cam; 407-a guide groove; 501-adhesive tape clamping jaw; 502-scissors; 503-cutting the adhesive tape cylinder; 504-a slide bar; 505-a second cam; 506-a limit groove; 507-a slide block; 508-X axis guide rails; 509-Y axis guide rails; 601-Z axis moving module; 602-pressing adhesive tape cylinder; 603-pressing a tape block; 604-sucking the tape block; 605-X axis moving module; 606-taping cylinder; 701-a horizontal moving module; 702-a tape clamping cylinder; 703-a material belt front end inductor; 704-tape guide block; 705-front and rear cylinders; 706-tape end sensor.
Detailed Description
as shown in fig. 1, an SMT carrier tape shearing device comprises a rack, a loading code reading mechanism 2, a carrier tape point number shearing mechanism 4, a tape shearing mechanism 5, a tape pasting mechanism 6, a carrier tape grabbing mechanism 7, a middle rotating disc 8, a receiving disc 11, a blanking code reading mechanism 9, a bar code printing mechanism 12 and a labeling mechanism 10, wherein the loading code reading mechanism, the carrier tape point number shearing mechanism 4, the tape shearing mechanism 5, the tape pasting mechanism 6, the carrier tape grabbing mechanism 7, the middle rotating disc 8 and the receiving disc 11 are arranged on.
The feeding and code reading mechanism 2 is loaded with a raw material disc 1, an SMT material belt to be cut is wound on the raw material disc 1, the feeding and code reading mechanism 2 is located above the raw material disc 1 to read a bar code of the material belt to be cut and is connected with a control system, and bar code information is transmitted to the control system to confirm the number of the material belt to be cut. The feeding code reading mechanism 2 comprises a feeding code reading visual system 3 which is positioned above the raw material disc 1 and reads the bar code on the raw material disc 1 in a photographing mode.
The material belt counting and shearing mechanism 4 is shown in fig. 2 and 3 and comprises a counting assembly and a shearing assembly, and the material belt counting and shearing assembly is used for counting the material belt conveyed from the raw material disc 1 and shearing the counted material belt. The counting assembly in the material belt counting and cutting mechanism 4 comprises a pinwheel 401, a pinwheel pressing roller 402, a handle 403, a guide groove 407 and an optical fiber sensor 404; the guide groove 407 extends along the tangential direction of the circumference of the pinwheel 401, and the material belt is buckled on the pinwheel 401 through a positioning hole on the material belt and horizontally moves under the guide of the guide groove 407 along with the rotation of the pinwheel 401; the pin wheel pressing roller 402 is arranged opposite to the pin wheel 401 from top to bottom, the circumferential edges of the pin wheel pressing roller 402 and the pin wheel 401 are tangent, and the pin wheel pressing roller 402 presses the material belt on the pin wheel 401 along the material feeding direction; the optical fiber sensor 404 is arranged at the rear end of the pinwheel 401 and used for detecting the number of bosses on a material belt so as to count the material belt; a handle 403 for driving the pin wheel pressing roller 402 to move upwards separates the pin wheel pressing roller 402 from the pin wheel 401 so as to facilitate the feeding of the material belt into the pin wheel 401.
the shearing assembly in the material belt counting and shearing mechanism comprises a cutter 405 and a first cam 406, the cutter 405 is located at the rear end of the optical fiber sensor 404, and the first cam 406 is connected with the cutter 405 to drive the cutter 405 to shear the counted material belt.
The adhesive tape cutting mechanism 5 is used for cutting a section of adhesive tape, and the adhesive tape pasting mechanism 6 is used for sucking the cut adhesive tape and pasting the cut adhesive tape to the head or the tail end of the material belt, and pasting the head or the tail end of the material belt pasted with the adhesive tape to the cylindrical surface of the material collecting disc 11.
As shown in fig. 4, the tape cutting mechanism 5 comprises a tape clamping jaw 501, a cam mechanism, a scissors 502 and a tape cutting cylinder 503; the cam mechanism comprises a second cam 505 and a driven rod which are in contact with each other, an X-axis guide rail 508, a Y-axis guide rail 509, a sliding block 507 and a limiting groove 506. The tape clamping jaw 501 is used for clamping a tape, a driven rod in the cam mechanism is a sliding rod 504, the tape clamping jaw 501 is connected with the sliding rod 504, the sliding rod 504 is mounted on the X-axis guide rail 508 and can move along the X-axis guide rail 508, the X-axis guide rail 508 is mounted on the Y-axis guide rail 509 and can move along the Y-axis guide rail 509, and the sliding block 507 is rotatably connected to one end of the sliding rod 504; the limiting groove 506 is annular and is arranged below the circumference swept by the rotation of the second cam 505, a U-shaped groove adapted to the sliding block 507 is arranged on the second cam 505, the sliding block 507 is installed in the limiting groove 506, and the second cam 505 drives the sliding block 507 to move annularly in the limiting groove 506 through the matching of the U-shaped groove on the second cam 505 and the sliding block 507, so as to drive the sliding rod 504 to move linearly along the directions of the X-axis guide rail 508 and the Y-axis guide rail 509, so that the adhesive tape clamping jaw 501 connected with the sliding rod 504 pulls out a section of adhesive tape. The scissors 502 are located on one side of the tape clamping jaw 501, the tape cutting cylinder 503 is connected with the scissors 502, and when the tape clamping jaw 501 pulls out a section of tape, the tape cutting cylinder 503 drives the scissors 502 to cut the tape.
As shown in fig. 5, the tape adhering mechanism 6 includes an X-axis moving module 605, a Z-axis moving module 601, a tape sucking block 604, a tape pressing block 603, a tape pressing cylinder 602, and a tape adhering cylinder 606, wherein the X-axis moving module 605 capable of moving horizontally is mounted on the frame, the Z-axis moving module 601 capable of moving vertically is mounted on the X-axis moving module 605, and both the tape pressing cylinder 602 and the tape adhering cylinder 606 are mounted on the Z-axis moving module 601; the X-axis moving module 605 and the Z-axis moving module 601 are respectively connected to the tape suction block 604 to drive the tape suction block 604 to suck a tape and stick the tape at a tape sticking position at the tape cutting mechanism 5, and the tape sticking cylinder 606 is connected to the tape suction block 604 to drive the tape suction block 604 to stick the sucked tape to an end of the tape; the tape pressing cylinder 602 is connected to the tape pressing block 603 to drive the tape pressing block 603 to press on the tape adhered to the cylindrical surface of the material receiving tray 11, so that the tape is adhered more firmly.
As shown in fig. 6 to 9, the tape grabbing mechanism 7 is configured to grab the tape 13 on the tape counting and cutting mechanism 4, place the head of the tape 13 in the middle rotating disk 8 in a translational manner so as to facilitate the middle rotating disk 8 to wind up, and move the head or the tail end of the cut tape 13 to the tape sticking mechanism 6 to stick the tape. The material strip grabbing mechanism 7 comprises a horizontal moving module 701, a material strip clamping cylinder 702, a material strip guide block 704, a front cylinder 705 and a rear cylinder 705, a material strip front end sensor 703 and a material strip tail end sensor 706, the horizontal moving module 701 drives the material strip grabbing mechanism 7 to move horizontally, the material strip clamping cylinder 702 is used for clamping the material strip 13, the material strip front end sensor 703 and the material strip tail end sensor 706 are respectively used for sensing whether the front end and the tail end of the material strip 13 are in place or not, the material strip guide block 704 is used for ensuring that the material strip 13 does not deviate when moving, the front cylinder 705 and the rear cylinder 705 drive the material strip grabbing mechanism 7 to move back and forth, and the blank is avoided when the material.
The middle rotating disc 8 is used for transferring the raw material disc 1 and the material receiving disc 11, so that the material belt winding directions of the raw material disc 1 and the material receiving disc 11 are kept consistent, namely the head of the raw material disc 1 corresponds to the head of the material receiving disc 11, and the tail end of the raw material disc 1 corresponds to the tail end of the material receiving disc 11; the material collecting tray 11 is used for collecting the finished material belt.
the blanking code reading mechanism 9 is used for detecting a proper labeling position on the disc surface of the material receiving disc 11 and detecting whether redundant bar codes exist on the disc surface; the bar code printing mechanism 12 prints a bar code, and the labeling mechanism 10 absorbs the bar code printed on the bar code printer and sticks the bar code to the tray surface of the collecting tray 11.
A method for cutting and labeling the material belt by using the SMT material belt cutting device comprises the following steps:
s1, the feeding and code reading mechanism 2 reads the bar code on the raw material disc 1 and transmits the bar code information to the control system so as to confirm the number of the material belts to be cut;
S2, buckling the material strips on the raw material disc 1 onto the material strip counting and shearing mechanism 4 for counting, inserting the front ends of the material strips into the middle rotary table 8 after the material strip grabbing mechanism 7 senses that the material strips are in place, feeding the material strips by the material strip counting and shearing mechanism 4, coiling the material strips by the middle rotary table 8, and shearing the material strips by shearing components in the material strip counting and shearing mechanism 4 when the number of the material strips reaches the number required by a system;
s3, cutting a section of adhesive tape by the adhesive tape cutting mechanism 5, and sucking the cut adhesive tape by the adhesive tape sticking mechanism 6;
s4, after the material strip grabbing mechanism 7 senses the tail end of the material strip, the material strip grabbing mechanism 7 moves the tail end of the material strip on the middle rotating disc 8 to the position below the tape adhering mechanism 6, the tape adhering mechanism 6 adheres the sucked adhesive tape to the tail end of the material strip, the material strip grabbing mechanism 7 is loosened, the tape adhering mechanism 6 presses the tail end of the material strip adhered with the adhesive tape onto the cylindrical surface of the material collecting disc 11, at the moment, the tail end of the material strip on the middle rotating disc 8 becomes the head of the material collecting disc 11, the material collecting disc 11 starts to wind the material strip, and the middle rotating disc 8 is driven to rotate until all the material strips in the;
S5, cutting a section of adhesive tape by the adhesive tape cutting mechanism 5, sucking the cut adhesive tape by the adhesive tape pasting mechanism 6, pasting the adhesive tape on the tail end of the material belt on the material collecting tray 11 by the adhesive tape pasting mechanism 6, pressing the adhesive tape on the material collecting tray 11 to enable the adhesive tape to be firmly pasted, and completing material collection;
S6, detecting a proper labeling position by the blanking code reading mechanism 9, printing a bar code by the bar code printing mechanism 12, absorbing the printed bar code by the labeling mechanism 10 and pasting the bar code on the disc surface of the material receiving disc 11, and reminding a worker of blanking by the equipment.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An SMT material belt shearing device is characterized by comprising a rack, a material belt number reading mechanism, a material belt number shearing mechanism, a rubber belt pasting mechanism, a material belt grabbing mechanism, a middle rotary table and a material collecting disc, wherein the material belt number reading mechanism, the material belt number shearing mechanism, the rubber belt pasting mechanism, the material belt grabbing mechanism, the middle rotary table and the material collecting disc are arranged;
The feeding and code reading mechanism is positioned above the raw material disc to read the bar codes of the material belts to be cut, is connected with the control system and transmits bar code information to the control system so as to confirm the number of the material belts to be cut;
the material belt counting and shearing mechanism comprises a counting assembly and a shearing assembly, and is used for counting the material belts conveyed from the raw material disc and shearing the counted material belts respectively;
The adhesive tape shearing mechanism is used for shearing a section of adhesive tape;
the adhesive tape sticking mechanism sucks the cut adhesive tape from the back of the non-sticky adhesive tape and sticks the adhesive tape to the head or the tail end of the material belt, and sticks the head or the tail end of the material belt stuck with the adhesive tape to the cylindrical surface of the material collecting disc;
The material belt grabbing mechanism is used for grabbing the material belts on the material belt counting and shearing mechanism, horizontally moving the head of the material belts into the middle rotating disc so as to facilitate the middle rotating disc to reel, and moving the head or the tail end of the sheared material belts to the tape pasting mechanism to paste the adhesive tapes;
The middle rotating disc is used for transferring the raw material disc and the material receiving disc, so that the winding directions of the raw material disc and the material feeding belt of the material receiving disc are kept consistent;
and the material collecting disc is used for coiling the final material belt finished product.
2. an SMT carrier tape shearing device according to claim 1, further comprising a blanking code reading mechanism, a bar code printing mechanism and a labeling mechanism located near the material receiving tray, wherein the blanking code reading mechanism is configured to detect a proper labeling position on a tray surface of the material receiving tray and detect whether excess bar codes are on the tray surface; the bar code printing mechanism prints a bar code, and the labeling mechanism absorbs the bar code printed on the bar code printer and sticks the bar code to the tray surface of the collecting tray.
3. An SMT carrier tape shearing device according to claim 1 or claim 2, wherein the feeding code reading mechanism includes a feeding code reading vision system located above the raw material tray for reading the bar code on the raw material tray by taking a picture.
4. An SMT carrier tape shearing device according to claim 1 or 2, wherein the counting assembly in the carrier tape counting and shearing mechanism comprises a pin wheel, a pin wheel pressing roller, a guide groove and an optical fiber sensor;
The guide groove extends along the tangential direction of the circumference of the pinwheel, and the material belt is buckled on the pinwheel through a positioning hole on the material belt and horizontally moves under the guide of the guide groove along with the rotation of the pinwheel; the pin wheel pressing roller is arranged opposite to the pin wheel from top to bottom, the circumferential edges of the pin wheel pressing roller and the pin wheel are tangent, and the pin wheel pressing roller presses the material belt on the pin wheel along the feeding direction; the optical fiber sensors are arranged at the rear end of the pin wheel and beside the conveying line of the material belt and used for detecting the number of bosses on the material belt so as to count the material belt;
The shearing assembly in the material belt counting and shearing mechanism comprises a cutter and a first cam; the cutter is located at the rear end of the optical fiber sensor, and the first cam is connected with the cutter to drive the cutter to cut the well-counted material belt.
5. An SMT carrier tape shearing device according to claim 4, wherein the carrier tape counting and shearing mechanism further comprises a handle for moving the pin wheel pinch roller upward to separate the pin wheel pinch roller from the pin wheel for facilitating insertion of a carrier tape into the pin wheel.
6. An SMT carrier tape shearing device according to claim 1 or 2, wherein the tape shearing mechanism comprises a tape clamping jaw, a cam mechanism, a pair of scissors and a tape shearing cylinder, the cam mechanism comprises a second cam and a driven rod which are in contact with each other, the tape clamping jaw clamps the tape, the tape clamping jaw is connected with the driven rod, the second cam drives the driven rod to move linearly, and therefore the tape clamping jaw is driven to move linearly to pull out a horizontal section of the tape; the scissors are positioned on one side of the adhesive tape clamping jaw, the adhesive tape cutting cylinder is connected with the scissors, and after the adhesive tape clamping jaw pulls out a section of adhesive tape, the adhesive tape cutting cylinder drives the scissors to cut the adhesive tape.
7. an SMT material belt shearing device according to claim 6, wherein the cam mechanism further comprises an X-axis guide rail, a Y-axis guide rail, a sliding block and a limiting groove, the driven rod in the cam mechanism is a sliding rod, the sliding rod is mounted on the X-axis guide rail and can move along the X-axis guide rail, the X-axis guide rail is mounted on the Y-axis guide rail and can move along the Y-axis guide rail, and the sliding block is rotatably connected to one end of the sliding rod; the limiting groove is annular and is arranged below the circumference swept by the rotation of the second cam, a U-shaped groove matched with the sliding block is arranged on the second cam, the sliding block is arranged in the limiting groove, the second cam drives the sliding block to move annularly in the limiting groove through the matching of the U-shaped groove on the second cam and the sliding block, so that the sliding rod is driven to move along the directions of the X-axis guide rail and the Y-axis guide rail, and when the sliding rod moves linearly along the Y-axis guide rail, the adhesive tape clamping jaw connected with the sliding rod pulls out a section of adhesive tape.
8. An SMT carrier tape shearing device according to claim 1 or 2, wherein the tape adhering mechanism comprises an X-axis moving module, a Z-axis moving module, a tape sucking block, a tape pressing air cylinder and a tape adhering air cylinder; the X-axis moving module capable of moving horizontally is mounted on the rack, the Z-axis moving module capable of moving vertically is mounted on the X-axis moving module, and the tape pressing cylinder and the tape pasting cylinder are mounted on the Z-axis moving module; the X-axis moving module and the Z-axis moving module are respectively connected with the adhesive tape sucking block to drive the adhesive tape sucking block to reach the adhesive tape shearing mechanism to suck an adhesive tape and paste the adhesive tape at an adhesive tape pasting position, and the adhesive tape pasting cylinder is connected with the adhesive tape sucking block to drive the adhesive tape sucking block to paste the sucked adhesive tape at the end of the material belt; the adhesive tape pressing cylinder is connected with the adhesive tape pressing block to drive the adhesive tape pressing block to be pressed on the adhesive tape adhered to the cylindrical surface of the material receiving disc, so that the adhesive tape is adhered more firmly.
9. an SMT material belt shearing device according to claim 1 or 2, wherein the material belt grabbing mechanism comprises a horizontal moving module, a material belt clamping cylinder, a material belt guide block, a front cylinder, a rear cylinder, a material belt front end sensor and a material belt tail end sensor, the horizontal moving module drives the material belt grabbing mechanism to move horizontally, the material belt clamping cylinder is used for clamping a material belt, the material belt front end sensor and the material belt tail end sensor are respectively used for sensing whether the front end and the tail end of the material belt are in place, the material belt guide block is used for ensuring that the material belt does not shift when moving, the front cylinder and the rear cylinder drive the material belt grabbing mechanism to move back and forth, and the material belt sticking tape process is void-avoiding.
10. A method for cutting a SMT carrier tape by using the SMT carrier tape cutting apparatus of any of claims 1 to 9, comprising the steps of:
S1, reading the bar code on the raw material disc by the feeding and code reading mechanism, and transmitting the bar code information to the control system to confirm the number of the material strips to be cut;
s2, buckling the material strips on the raw material disc onto a material strip counting and shearing mechanism to count, enabling the material strips to move along with the material strips, inserting the front ends of the material strips into a middle turntable after the material strip grabbing mechanism senses that the material strips are in place, feeding the material strips by the material strip counting and shearing mechanism, coiling the material strips by the middle turntable, and shearing the material strips by shearing assemblies in the material strip counting and shearing mechanism when the number of the material strips reaches the number required by a system;
s3, cutting a section of adhesive tape by the adhesive tape cutting mechanism, and sucking the cut adhesive tape by the adhesive tape pasting mechanism;
s4, after the material strip grabbing mechanism senses the tail end of the material strip, the material strip grabbing mechanism moves the tail end of the material strip on the middle rotating disc to the position below the tape pasting mechanism, the tape pasting mechanism pastes the sucked adhesive tape to the tail end of the material strip, the material strip grabbing mechanism is loosened, the tape pasting mechanism presses the tail end of the material strip pasted with the adhesive tape onto the cylindrical surface of the material collecting disc, the tail end of the material strip on the middle rotating disc becomes the head of the material collecting disc, the material collecting disc starts to wind the material strip, and the middle rotating disc is driven to rotate until the material strip in the middle rotating disc is completely;
s5, cutting a section of adhesive tape by the adhesive tape cutting mechanism, sucking the cut adhesive tape by the adhesive tape pasting mechanism, pasting the adhesive tape on the tail end of the feeding belt of the collecting tray by the adhesive tape pasting mechanism, and pressing the adhesive tape on the collecting tray to enable the adhesive tape to be firmly pasted, so that the collection is completed;
S6, detecting a proper labeling position by the blanking code reading mechanism, printing a bar code by the bar code printing mechanism, absorbing the printed bar code by the labeling mechanism and sticking the bar code to the surface of the charging tray, and reminding workers of blanking by the equipment.
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