阅读说明：本技术 一种切割用的无接头自封闭钢绳绳环及其制作方法和装置 (Jointless self-closing steel rope ring for cutting and manufacturing method and device thereof ) 是由 张钦霞 闵学刚 王林烽 胡勇 田俊玲 陈阿平 于 2019-11-18 设计创作，主要内容包括：一种切割用的无接头自封闭钢绳绳环及其制作方法和装置,所述钢绳绳环为无接头、环状封闭式结构,所述钢绳绳环的横截面结构为内、外两层钢绳,内层钢绳圈数大于一圈,外层钢绳外绕于内层钢绳上,且,沿钢绳绳环周向,外层钢绳外绕圈数大于一圈,包覆外层钢绳的外绕起始点和内层钢绳头部,外层钢绳的尾端塞入绳环或锡焊固定；所述钢绳由多股直径为0.04～1mm的钢丝捻制而成。本发明所述切割用的无接头自封闭钢绳绳环整圈钢绳强度无弱点,整圈强度基本一致,同时提高了产品的抗拉强度、使用寿命等性能。(A jointless self-closing steel rope loop for cutting and a manufacturing method and a device thereof are disclosed, the steel rope loop is a jointless annular closed structure, the cross section structure of the steel rope loop is an inner layer steel rope and an outer layer steel rope, the number of turns of the inner layer steel rope is more than one turn, the outer layer steel rope is wound on the inner layer steel rope, in addition, the number of turns of the outer layer steel rope is more than one turn along the circumferential direction of the steel rope loop, the outer winding starting point of the outer layer steel rope and the head of the inner layer steel rope are wrapped, and the tail end of the outer layer steel rope is plugged into the rope; the steel rope is formed by twisting a plurality of steel wires with the diameter of 0.04-1 mm. The jointless self-sealing steel rope ring for cutting has no weak point in the strength of the whole steel rope, the strength of the whole steel rope is basically consistent, and the performances of tensile strength, service life and the like of the product are improved.)

1. A jointless self-closing steel rope loop for cutting is characterized in that the steel rope loop is of a jointless annular closed structure, the cross section structure of the steel rope loop is an inner steel rope and an outer steel rope, the number of turns of the inner steel rope is more than one, the outer steel rope is wound on the inner steel rope, the number of turns of the outer steel rope is more than one along the circumferential direction of the steel rope loop, the outer winding starting point of the outer steel rope and the head of the inner steel rope are wrapped, and the tail end of the outer steel rope is plugged into the rope loop or fixed by soldering; the steel rope is formed by twisting a plurality of steel wires with the diameter of 0.04-1 mm.

2. A jointless self-closing steel cord loop for cutting as claimed in claim 1, wherein said inner layer steel cord has two or more turns and is arranged in parallel or wound with a large lay length of more than 200 mm.

3. A jointless self-closing steel cord rope loop for cutting as claimed in claim 1 or 2, characterized in that said steel cord structure is Nx1, M + N, MxN; wherein M, N is 1, 2, 3, 4, 5, 6, 7.

4. A jointless self-closing steel cord ring for cutting as claimed in claim 1, 2 or 3, wherein said ring surface is coated with diamond powder or sand.

5. A jointless self-closing steel cord ring for cutting as claimed in claim 1, 2, 3 or 4, wherein said steel wire is carbon steel or stainless steel containing 0.7-1.2 wt% of carbon.

6. A jointless self-closing steel cord ring for cutting as claimed in claim 1 or 5, wherein said steel wire has a copper or zinc coating on its surface.

7. A device for manufacturing a jointless self-sealing steel rope ring for cutting is characterized by comprising: the paying-off spool, the traction wheel, the guide wheel and the ring forming mechanism are arranged in sequence; wherein, the looping mechanism includes:

the driven wheel is of a semicircular ring structure;

the driving wheels are uniformly arranged along the circumferential direction of the outer edge of the driven wheel;

at least three magnetic guide wheels are uniformly arranged along the inner and outer edges of the driven wheel;

the rope ring auxiliary guide wheels are arranged on two sides of the inner center of the driven wheel in parallel, one rope ring auxiliary guide wheel is arranged in the center of the lower portion of the outer side of the driving wheel in the circumferential direction, and the rope ring auxiliary guide wheels are arranged in a triangular mode.

8. The apparatus for making jointless self-closing steel cable rope ring for cutting as claimed in claim 7, further comprising a fuse disposed in front of or behind said guide wheel.

9. The method for making jointless self-closing steel cable ring for cutting as claimed in any one of claims 1 to 6, comprising the steps of:

1) paying-off device

The steel rope is paid off by a pay-off I-shaped wheel, and is pulled by a traction wheel and threaded by a guide wheel;

2) around the inner layer

The front section of the steel rope is wound into a rope ring with more than one circle by the matching of the rope ring auxiliary guide wheel;

3) fixing the starting point and the end of the rope

After the inner layer of the rope ring is wound, the starting point of the external winding and the steel rope head are respectively connected with the inner layer and fixed by adopting a tin soldering method;

4) around the outer layer

The driving wheel drives the driven wheel to rotate around the outer layer; starting from the outer winding starting point, the rear section of the steel rope is continuously wound into an outer winding layer which is more than one circle around the inner layer to cover the outer winding starting point and the inner layer steel rope head;

5) fusing off

The magnetic guide wheel on the driven wheel can store the paying-off length, and the stored paying-off length is increased as the linear speed of the magnetic guide wheel is greater than the linear speed of the outer layer winding until the paying-off length reaches the required length of the rope ring, the steel rope is fused at the outlet of the traction wheel, and the traction wheel and the paying-off I-shaped wheel stop; the rest outer layer steel ropes continue to wind on the inner layer steel ropes under the matching of the driving wheel and the driven wheel until the outer layer steel ropes completely wind on the inner layer steel ropes;

6) steel rope tail end treatment

Fixing the tail end of the outer layer steel rope, and plugging the tail end into a rope ring or fixing the tail end by soldering.

10. The apparatus for making jointless self-closing steel cord ring for cutting as claimed in claim 9, wherein the fuse in step 5) is used.

Technical Field

The invention relates to the field of cutting materials, in particular to a jointless self-closing steel rope ring for cutting and a manufacturing method and a device thereof.

Background

The annular steel rope is mainly used for cutting hard and brittle materials such as solar silicon wafers, semiconductors, sapphires or stones; it can also be used as reinforcing material for synchronous belt and conveying belt.

"annular string of beads buddha's warrior attendant rope is used in stone material cutting that chinese patent publication No. CN208323832U discloses", it includes the generating line, the generating line connects into the ring form, the generating line includes the metal baseline at center, the metal baseline adopts 7 ~ 13 wire transposition to form, even cover is equipped with a plurality of capillaries on the metal baseline, the capillary surface is provided with diamond abrasive grain layer through brazing, forms the chip pocket between two adjacent capillaries, the chip pocket surface is provided with the layer of moulding plastics.

Chinese patent publication No. CN109834606A discloses a steel wire cutting rope and a preparation method thereof, comprising: the method comprises the following steps: drawing a thick high-carbon steel wire, a stainless steel wire or a tungsten alloy steel wire to a diameter of 0.01-0.20 mm through equipment; step two: the first scheme is as follows: after copper is electroplated on the surface of the drawn steel wire, stranding the steel wire and the copper wire into stranded ropes (the number of stranded wires is 2-19); scheme II: firstly, stranding the drawn steel wires into strand ropes (the number of stranded wires is 2-19), and electroplating copper on the surfaces of the strand ropes after stranding is finished; step three: electroplating carborundum powder on the surface of the stranded rope with the electroplated copper layer; step four: and finishing strand cutting, wherein the finished diameter is 0.02-1.00 mm.

The existing annular steel rope has a weak point, namely, the interface strength is low; generally, the steel ropes are connected by knotting, welding or hooping with other tubular materials, the diameter of the interface is changed greatly, or the materials and tissues are changed, the use is inconvenient or the strength is obviously reduced, the strength of the welding part is only about 40 percent of that of the steel ropes, and the failure of the whole steel rope is easily caused.

Disclosure of Invention

The invention aims to provide a jointless self-closing steel rope ring for cutting and a manufacturing method and a device thereof, so that the strength of a whole circle of steel rope has no weakness, the strength of the whole circle is basically consistent, and the service life and other properties of the product are improved.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a jointless self-closing steel rope loop for cutting is characterized in that the steel rope loop is of a jointless annular closed structure, the cross section structure of the steel rope loop is an inner steel rope and an outer steel rope, the number of turns of the inner steel rope is more than one, the outer steel rope is wound on the inner steel rope, the number of turns of the outer steel rope is more than one along the circumferential direction of the steel rope loop, the outer winding starting point of the outer steel rope and the head of the inner steel rope are wrapped, and the tail end of the outer steel rope is plugged into the rope loop or fixed by soldering; the steel rope is formed by twisting a plurality of steel wires with the diameter of 0.04-1 mm.

Preferably, the number of turns of the inner layer steel cord is more than two turns, and the inner layer steel cord is arranged in parallel or wound with a large lay length more than 200.

Preferably, said steel cord structure is Nx1, M + N, MxN; wherein M, N is 1, 2, 3, 4, 5, 6, 7.

Preferably, the surface of the rope ring is coated with diamond powder or sand.

Preferably, the steel wire is carbon steel or stainless steel with the carbon content of 0.7-1.2 wt%.

Preferably, the surface of the steel wire is provided with a copper or zinc coating.

The invention relates to a device for manufacturing a jointless self-closing steel rope ring for cutting, which comprises: the paying-off spool, the traction wheel, the guide wheel and the ring forming mechanism are arranged in sequence; wherein, the looping mechanism includes: the driven wheel is of a semicircular ring structure; the driving wheels are uniformly arranged along the circumferential direction of the outer edge of the driven wheel; at least three magnetic guide wheels are uniformly arranged along the inner and outer edges of the driven wheel; the rope ring auxiliary guide wheels are arranged on two sides of the inner center of the driven wheel in parallel, one rope ring auxiliary guide wheel is arranged in the center of the lower portion of the outer side of the driving wheel in the circumferential direction, and the rope ring auxiliary guide wheels are arranged in a triangular mode.

Further, the device also comprises a fuse arranged in front of or behind the guide wheel.

The invention relates to a method for manufacturing a jointless self-closing steel rope ring for cutting, which comprises the following steps:

1) paying-off device

The steel rope is paid off by a pay-off I-shaped wheel, and is pulled by a traction wheel and threaded by a guide wheel;

2) around the inner layer

The front section of the steel rope is wound into a rope ring with more than one circle by the matching of the rope ring auxiliary guide wheel;

3) fixing the starting point and the end of the rope

After the inner layer of the rope ring is wound, the starting point of the external winding and the steel rope head are respectively connected with the inner layer and fixed by adopting a tin soldering method;

4) around the outer layer

The driving wheel drives the driven wheel to rotate around the outer layer; starting from the outer winding starting point, the rear section of the steel rope is continuously wound into an outer winding layer which is more than one circle around the inner layer to cover the outer winding starting point and the inner layer steel rope head;

5) fusing off

The magnetic guide wheel on the driven wheel can store the paying-off length, and the stored paying-off length is increased as the linear speed of the magnetic guide wheel is greater than the linear speed of the outer layer winding until the paying-off length reaches the required length of the rope ring, the fuse fuses the steel rope at the outlet of the traction wheel, and the traction wheel and the paying-off I-shaped wheel stop at the same time; fusing always occurs at some point in the process around the outer layer.

6) Steel rope tail end treatment

Fixing the tail end of the outer layer steel rope, and plugging the tail end into a rope ring or fixing the tail end by soldering.

Preferably, step 5) fuses the steel cord using a fuse.

The invention has the beneficial effects that:

the invention relates to a jointless self-closed rope loop which is an annular steel rope and is wound by one steel rope, the steel rope is bound by the friction between the inner layer and the outer layer, the rope head and the outer winding starting point are firmly coated in the rope loop, no joint exists, no welding exists, the strength of the steel rope is not lost in the whole production process, and the tensile strength of the rope loop is approximately equal to the product of the number of the annular steel ropes and the tensile strength of the single-strand steel rope. Among the existing various connection modes, the rope ring has the highest connection strength.

As a cutting material, due to the structural characteristics of winding of the inner layer and the outer layer of the rope ring, compared with a single diamond wire and a diamond rope, the use length required in the cutting process can be reduced by 3000-10000 times, so that the raw material cost is undoubtedly greatly reduced for manufacturers; and secondly, the rope ring has no welding, joint or strength loss, and can bear tens of times of high tension and cutting strength of a normal process in the using process.

When the rope ring is used as a framework material for reinforcement, a transmission belt, a synchronous belt and the like, the characteristics of no joint, no welding, uniform and lossless whole-circle strength of the rope ring can also greatly improve the performances of tensile strength, service life and the like of a product.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the jointless self-closing steel rope loop of the present invention.

Fig. 2 to 4 are schematic views of embodiments of the jointless self-closing steel rope loop according to the present invention.

In the figure, 100, a rope ring; 101. a steel rope end; 102. the steel rope begins to wind outward; 103. an outer layer steel rope; 104. the steel rope head is coated for the second time; 105. and (5) externally winding the tail of the steel rope (stuffing).

Fig. 5 is a schematic view of the method for making the jointless self-closing steel rope loop of the present invention.

Detailed Description

Referring to fig. 1 to 4, the jointless self-closing steel rope loop for cutting of the present invention is characterized in that the steel rope loop 100 is a jointless annular closed structure, the cross-sectional structure of the steel rope loop is an inner steel rope and an outer steel rope, the number of turns of the inner steel rope is more than one, the outer steel rope is wound on the inner steel rope, the number of turns of the outer steel rope is more than one along the circumferential direction of the steel rope loop, the outer winding starting point of the outer steel rope and the head of the inner steel rope are wrapped, and the tail end of the outer steel rope is plugged into the rope loop or fixed by soldering; the steel rope is formed by twisting a plurality of steel wires with the diameter of 0.04-1 mm.

Preferably, the number of turns of the inner layer steel cord is more than two, and the inner layer steel cord is arranged in parallel or wound with a large lay length larger than 200 mm.

Preferably, said steel cord structure is Nx1, M + N, MxN; wherein M, N is 1, 2, 3, 4, 5, 6, 7.

Preferably, the surface of the rope ring is coated with diamond powder or sand.

Preferably, the steel wire is carbon steel or stainless steel with the carbon content of 0.7-1.2 wt%.

Preferably, the surface of the steel wire is provided with a copper or zinc coating.

Referring to fig. 5, the device for making jointless self-closing steel rope ring for cutting of the present invention comprises: the paying-off spool 1, the traction wheel 2, the guide wheel 3 and the ring forming mechanism 4 are arranged in sequence; wherein, the looping mechanism 4 includes:

the driven wheel 5 is of a semicircular ring structure;

the six driving wheels 6 are uniformly arranged along the circumferential direction of the outer edge of the driven wheel 5;

five magnetic guide wheels 7 are uniformly arranged along the inner and outer edges of the driven wheel 5;

three rope ring auxiliary guide wheels 8, 8 ', 8 ", wherein two rope ring auxiliary guide wheels 8, 8 ' are arranged in parallel on two sides of the center in the driven wheel 5, one rope ring auxiliary guide wheel 8" is arranged in the center of the lower part of the outer side of the driving wheel 6 in the circumferential direction, and the rope ring auxiliary guide wheels 8, 8 ', 8 "are arranged in a triangular shape.

Further, the device also comprises a fuse 9 which is arranged in front of or behind the guide wheel 3.

The invention relates to a method for manufacturing a jointless self-closing steel rope ring for cutting, which comprises the following steps:

1) paying-off device

The steel rope 200 is paid off by a paying-off spool 1, and is pulled by a traction wheel 2 and threaded by a guide wheel 3;

2) around the inner layer

The front section of the steel rope 200 is wound into a rope ring with more than one circle by the matching of the rope ring auxiliary guide wheels 8, 8 'and 8';

3) fixing the starting point and the end of the rope

After the inner layer of the rope ring is wound, the starting point of the external winding and the steel rope head are respectively connected with the inner layer and fixed by adopting a tin soldering method;

4) around the outer layer

The driving wheel 6 drives the driven wheel 5 to start rotating around the outer layer; starting from the outer winding starting point, the rear section of the steel rope 200 is continuously wound into an outer winding layer which is more than one circle around the inner layer to cover the outer winding starting point and the inner layer steel rope head;

5) fusing off

The magnetic guide wheel 7 on the driven wheel 5 can store the paying-off length, and the paying-off length stored by the magnetic guide wheel 7 is increased because the linear speed of the magnetic guide wheel 7 is greater than the linear speed of the winding of the outer layer until the paying-off length reaches the required length of the rope ring, the fuse fuses the steel rope at the outlet of the traction wheel, and the traction wheel and the paying-off I-shaped wheel stop at the same time;

6) steel rope tail end treatment

Fixing the tail end of the outer layer steel rope, and plugging the tail end into a rope ring or fixing the tail end by soldering.

The foregoing is only a preferred embodiment of this invention and it should be noted that numerous modifications could be made by those skilled in the art without departing from the principles of the invention and such modifications are to be considered as within the scope of the invention.