KR20090009205U - Cutting apparatus of automatic cutting machine of roll tape - Google Patents

Abstract

Disclosed is a transfer tape (plastic, paper, vinyl, etc.) discharged after mounting an electronic chip from a tape feeder on a printed circuit board in a surface mounter. "To be called" is a sawtooth fixed blade and a rotating cutting blade which is rotated while moving along the length of the cutting part overlaps to cut the cutting object, which is a separate cutting for cutting It is to improve the problem of pulling the reel of the existing cutter because it is to be cut regardless of the material and type without the support structure, and the structure of the cut part falls into the storage part in the uncut state even when the thin vinyl is not cut.

Cutting device for automatic transfer tape cutting machine according to an embodiment of the present invention,

In the cutting device for automatic transfer tape cutting machine for cutting the cutting object to be disposed of by cutting the cutting object discharged from the tape feeder of the surface mount machine,

A guide mounted in the longitudinal direction in the main body into which the cutting object is inserted;

Rack gears installed adjacent to the guide,

A rotary blade rotatably installed on the movable body slidably coupled to the guide and rotating the pinion gear to be engaged with the rack gear when the movable body moves;

A conveying means for reciprocating the moving body along the guide,

A portion of the rotary blade is installed so as to overlap, and the rotary blade is rotated while moving in a straight line to include a band-shaped fixed blade to cut the cutting object without being pushed.

Transfer tape, surface mounter, cutting object, cutting device

Description

Cutting apparatus for automatic cutting machine

The present invention is to cut automatically regardless of the material and type of the transfer tape (hereinafter referred to as "cutting material") such as plastic, thin vinyl or paper discharged from the outlet of the tape feeder for the surface mounter. The present invention relates to a cutting device for a feed tape automatic cutter.

More specifically, after mounting an electronic component such as a chip on a printed circuit board in a surface mounter, the cutting object discharged from the tape feeder is rotated while being moved in the longitudinal direction along the saw blade-shaped fixed blade. Rotating cutting blades are overlapped to cut the cutting object. This means that the cutting object can be cut regardless of the material and the type without the support structure for cutting. Even when the structure of the cutting portion is in the uncut state to fall into the receiving portion relates to a cutting device for automatic transfer tape cutting machine that improves the problem of pulling the reel of the existing cutter.

At this time, the "transfer tape" is used when the electronic parts are continuously transferred to the surface mounter from the accommodating part for accommodating the electronic parts individually, and the accommodating part for accommodating the electronic parts is sealed by the cover vinyl and wound in a roll form on the reel. Tape that is to be discarded after use.

In general, an automatic surface mounter is a device for mounting electronic components such as chips on a printed circuit board (PCB) mounted on communication equipment, such as a conveyor for automatically transferring a printed circuit board at set time intervals, chips accommodated in a transfer tape, and the like. And a robot for mounting the chip supplied by the feeder on the printed circuit board.

When the chip accommodated in the transfer tape is mounted on the printed circuit board by the robot, the transfer tape that is relaxed from the roll mounted on the tape feeder is discharged through the outlet of the tape feeder.

At this time, the transfer tape (formed as 40-80m in length) discharged from the surface mounter is collected by a worker by hand, or the transfer tape discharged from the surface mounter is automatically cut using a transfer tape cutting device for disposal. Done.

The automatic transfer tape cutting machine according to the prior art is fixed in both sides of the main body in the roll tape automatic cutting device of the surface mount machine, as disclosed in Patent Application No. 53657 (name of the invention; automatic roll tape cutting device). Linear shaft,

The first motor installed on the linear shaft,

A reciprocating unit for reciprocating from side to side by driving of the first motor,

A first to-be-cut object guide part installed at a predetermined position of the main body;

A to-be-cutted object guide gear unit installed in the reciprocating unit to guide the to-be-cutted object supplied to the first to-be-cutted object guide part to the first rotary blade by a rotational motion driven by the first motor;

A first rotary blade for cutting the cutting object,

A second cut object guide part installed at a predetermined position of the main body,

And a second rotary blade for cutting the cutting object supplied to the second cutting object guide portion.

Therefore, the cut objects supplied through the first and second cut objects guides are cut by the first and second rotary blades, respectively, and are separately stored in the cabinet. In other words, the cutting object can be separated and cut to prevent the tape from being pulled, not cut, slipped or distorted without being cut, regardless of material, shape and thickness, and separation of recycled tape and waste tape It is easy to collect, reducing the amount of industrial waste.

On the other hand, the transfer tape automatic cutting machine according to the prior art has a problem that must be worked in a poor working environment due to the noise generated when driving a plurality of gears for transmitting the rotational force of the motor to the first and second rotary blades.

In addition, thin vinyls are not cut precisely by the rotary blade, so that the sticking occurs, or due to abrasion or lifting of the rotary blade has a problem of being wiped out without cutting.

In addition, there is a problem in that the pull-up point of the component due to the non-cutting of the cutting object causes an error in the pick-up point of the component, thereby lowering the operation rate of the surface mounter and causing the loss of the component.

Embodiment of the present invention, the saw blade-shaped fixed blade and the rotary blade is rotated while moving along this part is overlapped when cutting the cutting object, which is a separate support structure for cutting the cutting object due to the mechanism structure of both blades It is possible to cut regardless of material and type without cutting, and even when the thin vinyl is not cut, the structure of the cutting part is not cut and falls into the storage part. Associated with a cutting device.

Embodiment of the present invention, to improve the straightness of the rotary blades that move along the timing belt, spaced between the rotary blades and the fixed blade (gap) to minimize the wear of the blades due to the direct contact of these blades, noise It is associated with a cutting device for a feed tape automatic cutting machine which can reduce the number of times.

An embodiment of the present invention relates to a cutting device for an automatic cutting tape for a transfer tape, which can easily replace a rotary blade and provide reliability and convenience to a user since it is not necessary to follow-up management by standardizing and unitizing the corresponding parts. .

Cutting device for automatic transfer tape cutting machine according to an embodiment of the present invention,

In the cutting device for automatic transfer tape cutting machine for cutting the cutting object to cut and discard the various cutting object discharged from the outlet of the tape feeder of the surface mount machine,

A guide mounted in the longitudinal direction in the main body into which the cutting object is inserted;

Rack gears installed adjacent to the guide,

A sawtooth type rotary blade rotatably installed on the movable body slidably coupled to the guide and rotated by a pinion gear engaged with the rack gear when the movable body moves;

A conveying means for reciprocating the moving body along the guide,

A portion of the saw blade of the rotary blade is installed so as to overlap, and includes a band-shaped fixed blade to allow the cutting blade to be cut without being pushed when cutting the cutting object due to the linear movement of the rotary blade.

Cutting device for automatic transfer tape cutting machine according to another embodiment of the present invention,

In the cutting device for a transfer tape automatic cutting machine for cutting the cutting object to be disposed by cutting the various cutting object discharged from the outlet of the tape feeder after mounting the electronic component on the printed circuit board in the surface mounter. ,

A pair of guides mounted in the longitudinal direction opposite to a main body into which the cutting object is inserted,

A pair of rack gears installed adjacent to the guides,

A pair of rotary blades rotatably installed on a movable body that is slidably coupled to the guide, and rotated by a pinion gear engaged with the rack gear when the movable body is moved, for cutting the cutting object;

A conveying means for reciprocating each moving body along the guide;

A part of the saw blade of the rotary blade is installed so as to overlap each other, and the cutting blade is supported so that the cutting object is not pushed when cutting the respective cutting objects due to the rotation of each rotary blade rotated while reciprocating. It includes the band-shaped fixed blade formed.

According to a preferred embodiment, the above-mentioned transfer means,

A drive motor capable of forward and reverse rotation,

A belt trajectory motion by the drive motor,

Including a fastener for integrally fixing the moving body to the belt,

When moving the movable body left or right along the guide according to the driving direction of the drive motor, the cutting blade is cut by rotating the rotary blade due to the rotation of the pinion gear meshed with the rack gear.

The above conveying means,

Including an air cylinder for reciprocating the moving body along the guide,

When moving the movable body left or right along the guide according to the stretching operation of the air cylinder, the cutting blade is cut by rotating the rotary blade due to the rotation of the pinion gear meshed with the rack gear.

A bracket is fixed to the bottom surface of the movable body to guide the linear movement of the movable body and slidably coupled to the side of the rack gear, and a connecting piece fixed to the upper surface of the movable body and slidably coupled to the guide.

The rotary blade described above is provided so as to maintain a spacing of 0.2 to 3 mm relative to the fixed blade portion.

As described above, the cutting device for automatic transfer tape cutter according to an embodiment of the present invention has the following advantages.

When the cutting object is cut by the rotary blade rotated while reciprocating, the cutting object is supported by the band-shaped fixed blade portion which overlaps a part of the rotating blade to prevent the cutting object from being pushed. It is not necessary to use a separate supporting structure for supporting, so it can be cut regardless of the type, material and shape of the cutting object.

In addition, it is possible to improve the straightness of the rotary blades that move along the timing belt, spaced apart between the rotary blade and the fixed blade to minimize the wear due to the direct contact of these blades and to reduce noise.

In addition, it is easy to replace the rotary blade, the parts can be standardized and unitized by the user can directly check and replace the parts can provide reliability and convenience to the user.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, which are intended to be described in detail so that those skilled in the art to which the present invention pertains can easily implement the present invention. It does not mean that the technical spirit and scope of the present invention is limited.

As shown in Figure 1 to 5, the cutting device for automatic transfer tape cutting machine according to an embodiment of the present invention,

In the cutting device for automatic transfer tape cutting machine for cutting various cutting objects to cut and dispose the cutting object discharged from the outlet of the tape feeder in the surface mounter,

A guide 19 mounted in the longitudinal direction in the main body 13 into which the cutting object 10 transferred from the surface mounter A is introduced,

Rack gear 20 is installed adjacent to the guide 19,

It is rotatably installed on the movable body 21 which is slidably coupled to the guide 19 and rotated by the pinion gear 22 meshed with the rack gear 20 when the movable body 21 moves. Rotary blade 23 for cutting),

Conveying means for reciprocating the moving body along the guide 19;

A portion of the saw blade of the rotary blade 23 is installed to overlap, and the cutting object 10 is not pushed when cutting the cutting object 10 due to the rotation of the rotary blade 23 rotated while reciprocating ( 10) includes a band-shaped fixed blade portion 18 for supporting.

The above conveying means,

A drive motor 14 capable of forward and reverse rotation,

A belt 16 mounted to the drive pulley and the driven pulley 15 of the drive motor 14 and trajectoryly moving;

Including a fastener (not shown) for integrally fixing the movable body 21 to the belt 16,

When moving the movable body 21 along the guide 19 in the left or right direction according to the driving direction of the drive motor 14, the rotary blade due to the rotation of the pinion gear 22 engaged with the rack gear 20 ( 23) is rotated to cut the cutting object (10).

The above conveying means,

Including an air cylinder (not shown) (or a hydraulic cylinder may be used) for reciprocating the moving body along the guide 19,

When the movable body 21 is moved left or right along the guide 19 according to the expansion and contraction of the air cylinder, due to the rotation of the pinion gear 22 and the driven gear 28 meshed with the rack gear 20. The cutting blade 10 is cut by rotating the rotary blade 23.

To guide the linear movement of the movable body 21, the bracket 24 is fixed to the bottom surface of the movable body 21 and slidably coupled to the side of the rack gear 20, and the upper surface of the movable body 21 Each connecting piece 25 is fixed and slidably coupled to the guide 19.

The rotary blade 23 described above is installed so as to maintain a spacing of 0.2 to 3 mm relative to the fixed blade portion 18 (indicated by "G" in FIG. 5).

In the drawings, reference numeral 30 denotes a fixed plate installed in the main body 13 and constituting the cutting device according to the present invention, in which parts other than the hopper 11 are installed.

As shown in Figure 1, in the cutting device for automatic transfer tape cutting machine according to an embodiment of the present invention, a reel (B) is wound around the transfer tape is accommodated electronic components such as chips, and electronic components accommodated in the transfer tape Detailed description of the feeder (C) for continuously feeding the feeder to the surface mounter (A) and the surface mounter (A) for mounting the electronic components conveyed by the feeder (C) to a printed circuit board or the like. Is a technical content used in the art, so detailed descriptions of these configurations are omitted.

Hereinafter, with reference to the accompanying drawings an example of the use of the cutting device for automatic transfer tape cutting machine according to an embodiment of the present invention.

2 to 4, as the driving motor 14 is driven as described above, the driving pulley of the driving motor 14 and the belt 16 installed in the driven pulley 15 are driven. The movable body 21 integrally fixed to the belt 16 is moved along the belt 16 in the left or right direction in accordance with the driving direction of the driving motor 14 (say clockwise or counterclockwise).

The connecting piece 25 which is slidably coupled to the guide 19 mounted in the main body 13 in the longitudinal direction (referring to the moving direction of the movable body 21), and the rack gear mounted to the movable body 21 ( 20) the straightness of the movable body 21 can be increased by the bracket 24 coupled to the side to be slidably movable.

When the movable body 21 fixed to the belt 16 slides along the guide 19, the pinion gear 22 meshed with the rack gear 20 is rotated and the driven gear 28 meshes with the pinion gear 22. ) Is rotated. Therefore, due to the rotation of the driven gear 28, the disk-shaped rotary blade 23 fixed coaxially with the driven gear 28 is rotated.

Therefore, when the cutting object 10 discharged from the outlet of the tape feeder of the surface mounter A is introduced into the hopper 11, the rotation that is reciprocated in the left and right directions below the discharge port of the hopper 11. The cutting object 10 may be cut due to the rotation of the blade 23.

That is, when cutting the cutting object 10 passing through the outlet of the hopper 11 by the rotary blade 23, a part of the saw blade and the fixed blade portion 18 of the rotary blade 23 rotated while reciprocating By overlapping, the cutting object 10 is cut without being supported.

Therefore, even when the cutting object 10 is thin, such as vinyl, it is possible to prevent the sliding phenomenon of the cutting object 10. That is, since the tension of the cutting object 10 is maintained without using a separate support structure to hold the cutting object 10, the cutting object 10 can be cut regardless of the type and material of the cutting object 10. .

At this time, the cutting material cut into a predetermined size by the rotary blade 23 is fixed to the moving body 21 is moved to the left or right direction by the drive of the belt 16 is accommodated in the main body 13 withdrawable Are collected in a storage box 12.

On the other hand, when the parts constituting the automatic transfer tape cutter is worn can be used to easily replace only the worn parts except the rotary blade (23). At this time, the rotary blade 23 can be reused or replaced through a polishing process.

On the other hand, when the belt 16, driven pulley 15, rack gear 20, etc. are worn or damaged, the parts are standardized (refer to standard parts) and unitized, so that the user can easily purchase the parts. You can replace it yourself. This can prevent you from spending on aftercare costs.

The movable body 21 moved in the left and right directions by the belt 16 described above is slidably coupled to the guide 19 mounted in the main body 13, and the bracket 24 mounted on the movable body 21 is provided. As the slide gear 20 is slidably coupled to the rack gear 20, the straightness of the movable body 21 may be increased.

Thus, when cutting the cutting object 10, it is possible to prevent wear of the rotary blade 23 fixed to the moving body 21, and to minimize the generation of noise.

As shown in Figure 6, the cutting device for automatic transfer tape cutting machine according to another embodiment of the present invention,

After the electronic components are mounted on the printed circuit board in the surface mounter, the cutting equipment for the automatic transfer tape cutting machine which cuts the cut materials to be discarded by cutting various cut materials discharged from the blowing outlet of the tape feeder. In

A pair of guides 19 mounted in the longitudinal direction opposite to the main body 13 into which the cutting object 10 is introduced,

A pair of rack gears 20 installed adjacent to the guide 19,

It is rotatably installed on the movable body 21, which is slidably coupled to the guide 19, respectively, and is rotated by the pinion gear 22 engaged with the rack gear 20 when the movable body 21 is moved. 10) a pair of rotary blades 23 for cutting,

Conveying means for reciprocating the moving bodies 21 along the guides 19,

A part of the saw blade of the rotary blade 23 is installed so as to overlap each other, and due to the rotation of each rotary blade 23 rotated while reciprocating, the cutting object 10 does not push when cutting the cutting object 10 respectively. It supports the cutting object 10 to be cut, and includes a band-shaped fixed blade portion 18a having saw blades formed on both sides thereof.

At this time, the rack gear 20 mounted in the main body 13, the rotary blade 23 rotated by the pinion gear 22 meshed with the rack gear 20 when the movable body 21 is moved, and the movable body 21 The configuration including a guide 19 and the bracket 24 is slidably coupled to the rack 19, the movable body 21 is slidably coupled to increase the straightness of the embodiment of the present invention Since the same applies to the configuration of the automatic transfer tape cutting machine of the example, detailed description thereof will be omitted, and overlapping reference numerals will be denoted the same.

Accordingly, each rotary blade is disposed opposite to the front and rear directions of the band-shaped fixed blade portion 18a and moved left or right along the respective belts 16 when the respective driving motors 14 are driven. According to (23), the to-be-cut material which differs in a kind or material (for example, vinyl, resin, paper etc.) can be isolate | separated and cut separately. At this time, the cut objects 10 to be separated and cut are collected in the storage boxes retractably accommodated below the main body 13.

At this time, the storage box is divided into a plurality of storage units by a partition formed in the longitudinal direction at the center, or a plurality of storage boxes are formed to be stored in the longitudinal direction (referring to the moving direction of the movable body 21) of the main body 13. It can be installed to make it.

1 is a state of use of the automatic transfer tape cutting machine according to an embodiment of the present invention,

2 is a plan view of a cutting device of the automatic transfer tape cutting machine according to an embodiment of the present invention,

Figure 3 is a perspective view of the automatic transfer tape cutting machine according to an embodiment of the present invention,

4 is a view for explaining cutting the cutting object by the cutting device of the automatic transfer tape cutting machine according to an embodiment of the present invention,

5 is a view for explaining the cutting of the cutting object by the cutting device of the automatic transfer tape cutting machine according to an embodiment of the present invention,

Figure 6 is a schematic diagram of a transfer tape automatic cutter according to another embodiment of the present invention.

* Explanation of symbols used in the main part of the drawing

10; Cutting

11; Hopper

12; glove compartment

13; main body

14; Drive motor

15; Driven pulley

16; belt

17; Power generator

18; Fixed blade part

19; guide

20; Rack gear

21; Moving object

22; Pinion Gear

23; Rotary blade

24; Bracket

25; Connection

28; Driven gear

Claims (6)

In the cutting device for a transfer tape automatic cutting machine for cutting the cutting object to be disposed by cutting the various cutting object discharged from the outlet of the tape feeder after mounting the electronic component on the printed circuit board in the surface mounter. : A guide mounted in the longitudinal direction in the main body into which the cutting object is introduced; A rack gear installed adjacent to the guide; A rotary blade rotatably installed on the movable body slidably coupled to the guide, the rotary blade being rotated by a pinion gear engaged with the rack gear when the movable body moves; Transfer means for reciprocating a moving body along the guide; And Saw blades of the rotary blade is installed so as to overlap, and includes a band-shaped fixed blade for supporting the cutting object so that the cutting object is not pushed when cutting the cutting object due to the rotation of the rotary blade rotated while reciprocating Cutting tape automatic cutting device for cutting. In the cutting device for a transfer tape automatic cutting machine for cutting the cutting object to be disposed by cutting the various cutting object discharged from the outlet of the tape feeder after mounting the electronic component on the printed circuit board in the surface mounter. : A pair of guides mounted in the longitudinal direction to face the main body into which the cutting object is introduced; A pair of rack gears installed adjacent to each of the guides; A pair of rotary blades rotatably installed on a movable body slidably coupled to each of the guides, and rotated by a pinion gear engaged with the rack gear when the movable body moves; Transfer means for reciprocating each moving body along the guide; And A part of the saw blade of the rotary blade is installed so as to overlap each other, and the cutting object is supported so that the cutting object is not pushed when cutting the cutting object due to the rotation of each rotary blade rotated while reciprocating, and on both sides Cutting device for automatic transfer tape characterized in that it comprises a band-shaped fixed blade portion is a saw blade is formed. The method according to claim 1 or 2, wherein the transfer means, A drive motor capable of forward and reverse rotation, A belt trajectory motion by the drive motor, Including a fixture to integrally fix the moving body to the belt, When the movable body is moved left or right along the guide according to the driving direction of the drive motor, the cutting blade is cut by rotating the rotary blade due to the rotation of the pinion gear engaged with the rack gear. Cutting device for automatic transfer tape cutter. The method according to claim 1 or 2, wherein the transfer means, Including an air cylinder for reciprocating the moving body along the guide, When moving the movable body left or right along the guide according to the stretching operation of the air cylinder, the cutting blade is rotated by the rotation of the pinion gear meshed with the rack gear to cut the cutting object Cutting device for automatic transfer tape cutter. The bracket according to claim 1 or 2, which is fixed to the bottom surface of the movable body and slidably coupled to the side of the rack gear to guide the linear movement of the movable body, and fixed to the upper surface of the movable body and slidingly moved to the guide. Cutting device for automatic transfer tape characterized in that it comprises a connecting piece that is possibly coupled. The cutting device of claim 1 or 2, wherein the rotary blade is installed to maintain a 0.2 to 3 mm spacing with respect to the fixed blade portion.

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