TW201813746A - Winding and unwinding method of composite cutting shaft and winding and unwinding device effectively prevents the abrasive object of the cutting wire from falling off the metal line - Google Patents

Abstract

The present invention provides a composite cutting shaft winding and unwinding method capable of effectively preventing the abrasive object of the cutting wire from falling off from the metal line, and a winding and unwinding device of the composite cutting shaft related to the winding and unwinding device. The wire winding and unwinding process is mainly characterized in that the wire unwinding shaft and the wire collecting shaft synchronously drive the wire cutting wire to repeatedly reciprocate during the wire winding and unwinding process, and the first working section of the unwinding shaft and the second working section of the wire winding shaft each is wound around by the cutting wire in a single-layer arrangement mode, so that the line segments of the cutting wire reciprocating between the winding shaft and the unwinding shaft is prevented from mutual extrusion and friction, so that a relatively more positive and reliable means is provided. The abrasive object of the cutting wire can be prevented from falling off the metal wire of the cutting wire, and the metal wire of the cutting wire can be prevented from being damaged and broken.

Description

Rewinding method and device for composite cutting spools

The present invention relates to wire cutting technology, and aims to provide a method for retracting and retracting a composite cutting bobbin that can effectively prevent the abrasives of the cutting wire from falling from the metal wire and can prevent the metal wire of the cutting wire from being damaged and broken, and related methods. Rewinding and unwinding device for composite cutting spools.

It is known that the use of wire materials and abrasives can be used to more accurately control the thickness of the slice and reduce the damage to the surface of the slice; for example, wafers for solar cells are usually cut from bulk (silicon) using a wire cutting device for metal wires and abrasives. Brick or single crystal block).

Similar cutting technology can be used to suspend the abrasive in the slurry, and then transfer it by metal wire, or to cut the wafer by cutting wire (such as diamond wire) that fixes the abrasive on the surface of the metal wire. Cutting.

In addition, in order to increase the utilization rate of cutting wires, the rewinding and releasing operations of the cutting wire are continuously repeated by the spool that provides the wire and the hub that recycles the wire, so that the cutting wire passes through the processing area in a round-trip manner. .

And by setting the length of the segment of the cutting wire to return to the pay-off shaft slightly less than the length of the line and the length of the line of the spool, the cutting wire located in the processing area maintains the proper cutting capacity; in other words, it finally determines the recovered cutting wire. In fact, there have been repeated windings on the pay-off shaft and the spool.

In particular, in order to be able to accommodate a sufficient amount of cutting wires in a limited space, the cutting wires on the pay-off shaft and the hub are usually wound layer by layer from the inner ring to the outer ring, so that the cutting wires are accepted by the hub and the pay-off In the process of repeatedly dragging the shaft, the cutting wire entering and exiting the bobbin or pay-off shaft will be squeezed and rubbed with the lower cutting wire, which will cause the abrasive (diamond) to fall from the metal wire, so that it cannot effectively maintain the due Cutting ability, and even cause the metal wire to be damaged or broken.

In view of this, the present invention is to provide a method for retracting and cutting a composite cutting spool that can effectively prevent the abrasive of the cutting wire from falling from the metal wire and can prevent the metal wire of the cutting wire from being damaged and broken, and the related composite cutting method. The bobbin retracting device is its main purpose.

The retracting and retracting method of the composite cutting spool according to the present invention is a rewinding and releasing action on a cutting wire by a pay-off spool and a set of spools in synchronization to produce a retracting and retracting effect that makes the cutting wire reciprocate back and forth; and, the The cutting wire stored in the pay-off shaft is wound around a first set-up section of the pay-off shaft, and the cut wire of the first set-up section is first drawn to the first work section set in advance of the pay-out shaft. After the layer arrangement is wound for several turns, it leaves the pay-off shaft. The cutting wire entering the hub is placed in the single-layer arrangement for several turns before the second working section set in advance by the hub. It is drawn to the second collection section which is set in advance by the collection spool and wound up and recovered.

Utilizing the above technical features, in the process of rewinding and unwinding the cutting wire synchronously between the pay-off shaft and the hub, the cut wire can be arranged in a single layer in the first working section of the pay-off shaft and the second working section of the hub. The rewinding of the wire effectively prevents the cutting wire from repeatedly passing back and forth between the bobbin shaft and the pay-off shaft, so as not to squeeze and rub against each other. In a more positive and reliable way, the abrasive of the cutting wire is prevented from falling off its wire. .

According to the above technical features, the method for retracting and unwinding the composite cutting bobbin is to use metal materials to make the pay-off spool and the bobbin, and to make orders at least in the first working section and the second working section respectively. Its surface texture is relatively firmer than the metal material to which it belongs.

According to the above technical features, the method for retracting and unwinding the composite cutting bobbin is to use metal materials to make the pay-off shaft and the bobbin, and to be used in the first working section and the second working section to build one In the manner of anti-wearing the outer layer, an anti-wearing mechanism is applied to the first working section and the second working section to make the surface texture relatively firmer than the metal material to which it belongs.

In the method of retracting and unwinding the composite cutting spool, the length of the segment of the cutting wire returned to the spool each time is set to be slightly shorter than the length of the segment of the cutting wire each time it travels to the spool.

Each of the abrasion-resistant outer layers is made of polymer polyurethane.

Each of the anti-wear outer layers is made of ultra-high molecular polyethylene.

The retracting and retracting device of the composite cutting spool according to the present invention is provided with a pay-off spool, a spool, a first wire lead-in module, and a second traction module; wherein: the pay-off spool is provided with a wire for cutting. The first cluster section of the multi-layer winding is a first working section for the cutting wire to be wound in a single layer arrangement; the hub shaft has a second cluster of the cutting wire for the multilayer winding. Section, a second working section in which the cutting wire is wound in a single layer; the first traction module has at least one reciprocating displacement between the first line section and the first working section The first traction member; the second traction module has at least one second traction member which can be reciprocated between the second concentrating section and the second working section.

Utilizing the above structural features, the retracting and retracting device of the composite cutting spool of this creation can be integrated with the drive control module to which the applied wire cutting machine belongs; under the control of the drive control module of the online cutting machine, it is pulled by the first The module controls the cutting wire of the first concentrating section to be pulled to the first working section in a single-layer arrangement and wound for several turns before leaving the pay-off shaft. The second traction module controls the cutting wire entering the concentrating shaft. After the second working section was wound in a single-layer arrangement for several turns, it was pulled to the second concentrating section for winding and recycling.

According to the above structural features, the surface texture of the first working section is relatively firm than the surface texture of the first concentrating section; the surface texture of the second working section is relatively firmer than the surface texture of the second concentrating section. Be firm.

According to the above structural features, the pay-off shaft system is made of metal processing, and a wear-resistant outer layer is provided on the first working section; the spool shaft is made of metal processing, and a wear-resistant outer layer is provided on the second working section. .

The first traction module is provided with a first slide rail arranged in parallel with the pay-off shaft. A first slide base is provided on the first slide rail, and a first servo motor and the first slide base are formed. Driven by coupling, the first traction member is a runner with a freely rotatable shaft provided on the first slide; the second traction module is provided with a second slide arranged parallel to the hub A second slide seat is provided on the second slide rail, and a second servo motor and the second slide seat form a transmission connection. The second traction member is a shaft that can be freely rotated and is arranged on the second slide rail. A runner on the second carriage.

The retracting and retracting method of the composite cutting spool and the retracting and retracting device of the composite cutting spool disclosed in the present invention can effectively prevent the abrasive of the cutting wire from falling off its metal wire, and not only can the cutting wire be kept in the normal state. It has the ability to cut, and can avoid the damage and break of the metal wire of the cutting wire, and it is more conducive to the development of the cutting wire in the direction of miniaturization, so that a larger number of slices can be obtained in the same size of the cutting object, so that it can relatively It is also a relatively more active and reliable means to improve the productivity and quality of cutting operations.

The present invention mainly provides a method for retracting and retracting a composite cutting spool that can effectively prevent the abrasive of the cutting wire from falling from the metal wire, and a retracting and retracting device for a composite cutting spool related to the same; The rewinding method can be applied to the control of the rewinding and rewinding of the cutting wire by the wafer wire cutter, and is particularly suitable for the control of the rewinding and rewinding of the cutting wire (such as a diamond wire) whose abrasive is fixed on the surface of the metal wire.

As shown in FIG. 1, the method for retracting and unwinding the composite cutting spool according to the present invention basically consists of a winding spool 10 and a spool 20 for repeatedly winding and releasing a cutting wire 60 through synchronization to generate a command. The cutting wire 60 has a rewinding and rewinding effect repeatedly.

And, the cutting wire 60 stored in the pay-off shaft 10 is wound around a first wire collecting section 10A preset in the pay-off shaft 10, and the cutting wire 60 of the first wire collecting section 10A is first pulled to the pay-off After a predetermined first working section 10B of the shaft 10 is wound in a single-layer arrangement for several turns, it leaves the pay-off shaft 10.

As for the cutting wire 60 entering the hub 20, the second working section 20B set in advance by the hub 20 is wound in a single-layer arrangement for several turns before being drawn to the hub 20 in advance. A set of the second concentrating section 20A is wound up and recovered.

In principle, in addition to the reeling and releasing of the cutting wire 60 by the pay-off shaft 10 and the hub 20 through synchronization, the retracting and rewinding effect of the cutting wire 60 is generated repeatedly, thereby increasing the use of the cutting wire. In addition, it can also cooperate with the way that the length of the segment of the cutting wire each time it returns to the pay-off shaft is slightly shorter than the length of the segment of the cutting wire each time it goes to the spool, so that the cutting wire in the processing area maintains the proper cut. ability.

In particular, during the rewinding and rewinding process in which the pay-off shaft 10 and the hub 20 synchronize the cutting wire 60 repeatedly, the cutting wire 60 may be respectively placed in the first working section 10B and the hub 20 of the pay-off shaft 10. The second working section 20B is wound in a single-layer arrangement, which effectively prevents the cutting wire 60 from repeatedly moving back and forth between the hub 20 and the pay-off shaft 10 so as not to squeeze and rub against each other. Reliable means to prevent the abrasive of the cutting wire from falling from its metal wire and to prevent the metal wire of the cutting wire from being damaged or broken.

The method for retracting and unwinding the composite cutting spool according to the present invention can use metal materials to make the spool 10 and the spool 20, and make orders at least in the first working section 10B and the second working section 20B, respectively. The texture of the surface is relatively stronger than that of the metal material to which it belongs, which further reduces the degree of wear that the cutting wire 60 may experience in the process of receiving the spool 20 and the spool 10 repeatedly.

The method of retracting and retracting the composite cutting spool according to the present invention can be applied to the first working section 10B and the second working section 20B in the form of using the metal material to make the pay-off shaft 10 and the hub 20. The way of constructing a wear-resistant outer layer 11 and 21 is that it is better to apply an anti-wear mechanism on the first working section 10B and the second working section 20B to make the surface texture relatively stronger than the metal material to which it belongs. As for the wear-resistant outer layers 11, 21, each of the anti-wear outer layers 11 and 21 can be made of high-molecular-weight polyurethane or ultra-high-molecular-weight polyethylene.

Specifically, the retracting and retracting device of the composite cutting spool according to the present invention is provided with a spool 10, a spool 20, a first wire drawing module 30, and a second traction module 40; of which:

The pay-off shaft 10 has a first concentrating section 10A for cutting wire 60 to be wound in a multi-layered pattern, and a first working section 10B for cutting wire 60 to be wound in a single-layer arrangement. The pay-off shaft 10 can be made of a metal material (such as aluminum or an alloy thereof).

The bobbin 20 has a second wire collecting section 20A for cutting the wire 60 in a multi-layer winding mode, and a second working section 20B for winding the cutting wire 60 in a single-layer winding. The hub 20 can be processed by using a metal material (such as aluminum or an alloy thereof).

The first traction module 30 is provided with at least one first traction member 31 that can be reciprocated between the first concentrating section 10A and the first working section 10B. During implementation, the first traction module 30 The group 30 may be provided with a first slide rail 32 arranged in parallel with the pay-off shaft 10. A first slide base 33 is provided on the first slide rail 32, and a first servo motor 34 and the first slide base 32 are provided. Forming a transmission connection, the first traction member 31 is a rotating wheel with a freely rotatable shaft provided on the first sliding seat 33.

The second traction module 40 is provided with at least one second traction member 41 capable of reciprocating displacement between the second line collecting section 20A and the second working section 20B. During implementation, the second traction module 40 A second slide rail 42 arranged in parallel with the hub 20 may be provided. A second slide base 43 is provided on the second slide rail 42, and a second servo motor 44 and the second slide base 43 form a transmission. In combination, the second traction member 41 is a rotating wheel with a freely rotatable shaft provided on the second sliding seat 43.

As shown in Figures 1 to 3, the retracting and retracting device of the composite cutting spool of this creation can be integrated with the machine and drive control module of one of the applied wire cutting machines 50, and the wire cutting machine 50 can be integrated. The used cutting wire 60 is stored in advance at the first wire collecting section 10A of the pay-off shaft 10, and then the cutting wire 60 is sequentially passed through the first traction member 31 and the second traction member 41 and then collected by the bobbin. 20 recycling.

In the process that the cutting wire 60 enters between the first traction member 31 and the second traction member 41, the cutting wire 60 can be guided by the unequal number of guide wheels 51 through the cutting wheel 52 located in the processing area. Under the control of the drive control module of the wire cutting machine 50, the spool 20, the pay-off shaft 10, and the cutting wheel 52 are synchronized to repeatedly rewind and release the cutting wire 60 to generate the cutting wire. 60 rewinding and rewinding effect.

And, the cutting wire 60 controlled by the first traction module 30 in the first wire collecting section 10A is first pulled to the first working section 10B and wound in a single-layer arrangement for several turns before leaving the pay-off. The shaft 10 is controlled by the second traction module 40 to enter the hub 20 and the cutting wire 60 is wound around the second working section 20B in a single-layer arrangement for several turns (as shown in FIG. 4). At first, it is pulled to the second line section 20A for winding and recycling (as shown in FIG. 5).

According to this, during the rewinding and rewinding process that the pay-off shaft 10 and the reel 20 synchronize the cutting wire 60 repeatedly, the cut wire 60 can be made in the first working section 10B of the pay-off shaft 10 and the reel 20 The second working section 20B is wound in a single-layer arrangement, which effectively prevents the cutting wire 60 from repeatedly passing back and forth between the spool 20 and the spool 10 so as not to squeeze and rub against each other, so that it is relatively more active and reliable. Means to prevent the abrasive of the cutting wire from falling from its metal wire and to prevent the metal wire of the cutting wire from being damaged or broken.

Furthermore, when the retracting and retracting device of the composite cutting spool of the present invention is implemented, the surface texture of the first working section 10B is relatively softer than that of the first concentrating section 10A; the second work The surface texture of the segment 20B is relatively softer than the surface texture of the second cluster segment 20A, so as to further reduce the extent to which the cutting wire 60 may be subjected to abrasion during the process of receiving the spool 20 and the spool 10 repeatedly.

Similarly, the pay-off and pay-off device of the composite cutting bobbin of the present invention, in specific implementation, the pay-off bobbin 10 may be made of metal, and an anti-wear outer layer 11 is provided in the first working section 10B; and, the The bobbin 20 is made of metal. An abrasion-resistant outer layer 21 is provided in the second working section 20B.

Compared with the conventional conventional technology, the method for retracting and unwinding the composite cutting spools disclosed in the present invention and the retracting and retracting device for the composite cutting spools related thereto can effectively prevent the abrasives of the cutting wires from falling off their metal wires. It can make the cutting wire normally maintain its proper cutting ability, and can avoid the damage and break of the wire of the cutting wire, and it will help the cutting wire to develop in the direction of miniaturization, so as to obtain a larger number of cutting objects in the same size. With more slicing, the productivity and quality of cutting operations can be improved by relatively capable and relatively more active and reliable methods.

The above-mentioned embodiments are only for explaining the technical ideas and characteristics of the present invention. The purpose is to enable those skilled in the art to understand the contents of the present invention and implement them accordingly. When the scope of the patent of the present invention cannot be limited, That is, any equivalent changes or modifications made in accordance with the spirit disclosed in the present invention should still be covered by the patent scope of the present invention.

10‧‧‧ pay-off shaft

10A‧‧‧First episode

10B‧‧‧The first working section

11‧‧‧ Wear-resistant outer layer

20‧‧‧ set of spools

20A‧‧‧Second episode

20B‧‧‧Second working section

21‧‧‧ Wear-resistant outer layer

30‧‧‧First Traction Module

31‧‧‧First traction element

32‧‧‧ the first slide

33‧‧‧First slide

34‧‧‧The first servo motor

40‧‧‧Second Traction Module

41‧‧‧Second traction element

42‧‧‧Second slide

43‧‧‧Second Slide

44‧‧‧Second servo motor

50‧‧‧Wire Cutting Machine

51‧‧‧Guide Wheel

52‧‧‧ cutting wheel

60‧‧‧cut wire

FIG. 1 is an external structural diagram of a retracting and retracting device of a composite cutting spool according to the present invention. Figure 2 is the external structure of the wire cutting machine applied to the retracting and retracting device of the composite cutting bobbin of the creation. Fig. 3 is a schematic diagram of the use configuration of the retracting and retracting device of the composite cutting spool in the application. FIG. 4 is a schematic diagram showing a state in which the cutting wire controlled by the second traction module into the hub is placed in a single-layer arrangement before the second working section. FIG. 5 is a schematic diagram of a state in which the second traction module in the present invention draws the cutting wire to the second collection line section and winds it up for recycling.

Claims (10)

A method for rewinding and unwinding a composite cutting spool is a rewinding and releasing operation of a cutting wire by a pay-off spool and a set of spools in synchronization to produce a retracting-rewinding effect that causes the cutting wire to go back and forth repeatedly; and The reserved cutting wires are wound around a first set of pre-set lines of the pay-off shaft. The cut wires of the first set of lines are first drawn to the first set of pre-set work sections of the pay-off shaft in a single-layer arrangement. After winding for several turns, it leaves the pay-off shaft; the cutting wire entering the hub is pulled in a single layer before the second working section set in advance by the hub, and then is pulled. Up to this second hub section set in advance, the winding is recovered. The retracting and retracting method of the composite cutting spool according to claim 1, wherein the retracting and retracting method of the composite cutting spool is made of a metal material with the spool and the spool, respectively, at least in the first working area. The segment and the second working segment are provided with an anti-wear mechanism which makes the surface texture relatively firmer than the metal material to which it belongs. The retracting and retracting method of the composite cutting spool as described in claim 1, wherein the retracting and retracting method of the composite cutting spool is made of a metal material and used in the first working section. And the second working section respectively establish a wear-resistant outer layer, and the first working section and the second working section are provided with anti-wear that makes the surface texture relatively firmer than the metal material to which they belong. mechanism. The retracting and retracting method of the composite cutting spool according to any one of the claims 1 to 3, wherein the retracting and retracting method of the composite cutting spool is set, and the length of the line segment that the cutting wire is returned to the retracting spool each time is omitted. Less than the length of the segment of the cutting wire each time it travels to the spool. The method of retracting and retracting a composite cutting spool according to any one of claims 1 to 3, wherein each of the wear-resistant outer layers is made of a polymer polyurethane, respectively. The method for retracting and unwinding a composite cutting spool according to any one of claims 1 to 3, wherein each of the wear-resistant outer layers is made of ultra-high molecular polyethylene respectively. A take-up and take-off device for a composite cutting spool is provided with a take-up spool, a spool, a first lead-in module, and a second traction module; wherein: the take-up spool has a multi-layer type for cutting wires The first concentrating section wound in a state of being wound, a first working section in which the cutting wire can be wound in a single-layer arrangement; the concentrating shaft system has a second concentrating section in which the cut wire can be wound in a multilayer form. A second working section capable of cutting and winding the wire in a single layer; the first traction module has at least one first working section capable of reciprocating displacement between the first collecting section and the first working section; A traction member; the second traction module is provided with at least one second traction member which can be reciprocated between the second concentrating section and the second working section. The retracting and retracting device of the composite cutting spool according to claim 7, wherein the surface texture of the first working section is relatively firmer than the surface of the first collecting section; the surface of the second working section The texture is relatively firmer than the surface of the second cluster segment. The retracting and retracting device of the composite cutting spool according to claim 7, wherein the retracting spool is made of metal processing, and a wear-resistant outer layer is provided in the first working section; the spool is made of metal processing A wear-resistant outer layer is provided on the second working section. The retracting and retracting device of the composite cutting spool according to any one of claims 7 to 9, wherein the first traction module is provided with a first slide rail arranged in parallel with the payout shaft, The rail is provided with a first slide, and a first servo motor and the first slide form a transmission connection. The first traction member is a freely rotatable shaft provided on the first slide. Runner; the second traction module is provided with a second slide rail arranged parallel to the hub, a second slide seat is provided on the second slide rail, and a second servo motor and the second slide seat Forming a transmission connection, the second traction member is a rotating wheel whose shaft is arranged on the second slide in a freely rotatable manner.