CN216040394U - Wire distributing plate for steel wire rope production - Google Patents
Wire distributing plate for steel wire rope production Download PDFInfo
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- CN216040394U CN216040394U CN202122204617.3U CN202122204617U CN216040394U CN 216040394 U CN216040394 U CN 216040394U CN 202122204617 U CN202122204617 U CN 202122204617U CN 216040394 U CN216040394 U CN 216040394U
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Abstract
The utility model provides a wire distributing plate for steel wire rope production, which comprises a wire distributing plate body and a drawing die, wherein the drawing die is connected with the wire distributing plate body through a support. The distributing terminal board for producing the steel wire rope is reasonable in design, and the condition that the steel wires pass through the distributing terminal board body and are crossed in disorder and stranded can be avoided; when the stainless steel bus is matched with a second drawing die and subjected to double-die drawing single-forming production by adopting a reasonable wire diameter ratio and certain quality requirements, a steel wire rope product with higher breaking tension, higher dimensional precision and smoother surface can be obtained.
Description
Technical Field
The utility model relates to the technical field of metal product processing, in particular to a distributing terminal board for producing a steel wire rope.
Background
The steel wire rope has the advantages that the steel wire rope is more and more used in different fields, the requirements on the quality and the performance of the steel wire rope are higher and higher, on the premise that the diameter of the steel wire rope is not increased basically, the steel wire rope has higher requirements on the breaking tension of the steel wire rope, and the steel wire rope is required to have higher fatigue resistance and higher dimensional accuracy. The wire distributing plate is an article which is convenient for twisting two or more single ropes into a plurality of two or more strands, and simultaneously can carry out stranding, doubling and twisting in a certain mode to obtain a compound twisted strand, such as a double strand rope, a three strand rope, a multi-strand rope and the like. The structure of the distribution plate has a great influence on the finally manufactured steel wire rope.
CN210854791U discloses a wire distribution board of a steel wire rope, wherein a limiting structure is fixedly connected between a first wire distribution board and a second wire distribution board, a plurality of spool fixing structures are equidistantly arranged on the first wire distribution board, a first threading hole is formed between adjacent spool fixing structures, the first threading hole is provided with a plurality of first threading holes which are equidistantly arranged, and a third threading hole is formed in the second wire distribution board, so that the length of a carriage main body can be greatly shortened on the basis of meeting the requirement of production of a filling type steel wire rope; and can produce more complicated, more strand-count filled wire rope; and the limiting structure between the first distributing plate and the second distributing plate moves up and down in the adjusting cylinder through the adjusting rod and penetrates through the outer limiting hole and the inner limiting hole through the bolt, so that the aim of fixing the positions of the adjusting rod and the adjusting cylinder is fulfilled.
CN209353152U discloses a double-end junction box, which comprises a first wire passing plate and a second wire passing plate which are trumpet-shaped and have the same rotating axes, wherein the first wire passing plate is used for limiting inner layer steel wires in a steel wire strand to be stranded, and first wire passing holes are uniformly distributed along the circumference of the first wire passing plate; the second wire passing discs are used for limiting outer steel wires in the steel wire strand to be stranded, and are uniformly provided with second wire passing holes along the circumference; a barrel is arranged between the first wire passing disk and the second wire passing disk, a shaft hole penetrating through the axis of the barrel is formed in the barrel, and a third wire passing hole is formed in the positions of the first wire passing disk and the second wire passing disk by the shaft hole. The double-end distributing board can inhibit the steel wire of the steel wire rope from swinging in the twisting process, reduce the friction between the steel wire and the wire passing hole and avoid damaging the wire passing hole.
CN211112899U discloses an elevator wire rope is with two strander distributing terminal boards of twisting with fingers, the distributing terminal board body, should be equipped with a plurality of leading wheel assemblies with the limit silk pore pair on the closed die on the distributing terminal board body, the leading wheel assembly is including leading wheel and tension measurement mechanism, distributing terminal board body middle part is equipped with the through-hole that the core silk of being convenient for passed, tension measurement mechanism is including the spout that runs through the distributing terminal board body, it is equipped with the slider to slide in the spout, the one end that the leading wheel was kept away from to the slider is equipped with the spring, the one end of spout sets firmly be used for detecting and the slider between the linear displacement sensor of distance. The linear displacement sensor can feed the displacement back to the monitoring equipment connected with the linear displacement sensor for technical staff to refer, and necessary measures are taken to adjust the pay-off mechanism with abnormal tension, so that the condition that the tension difference of all side wires is large but cannot be known is avoided.
However, the wire distributor does not have the function of improving the breaking force and the dimensional accuracy of the finally manufactured steel wire rope. Therefore, the development of the wire distributing plate for producing the steel wire rope, which has reasonable design and can produce the steel wire rope with higher breaking tension, higher dimensional accuracy and smooth surface, has important significance.
SUMMERY OF THE UTILITY MODEL
In view of the problems in the prior art, the utility model provides a wire distribution plate for producing a steel wire rope, which comprises a wire distribution plate body and a drawing die and can obviously improve the breaking force and the dimensional accuracy of the finally prepared steel wire rope.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a wire distributing plate for steel wire rope production, which comprises a wire distributing plate body and a drawing die, wherein the drawing die is connected with the wire distributing plate body through a support.
The wire distributing plate for producing the steel wire rope comprises the wire distributing plate body and the drawing die, so that steel wires can be well separated to avoid disorder and intersection, and the drawing die can be directly used for drawing the steel wires, so that the steel wire rope product with higher breaking tension, higher dimensional accuracy and smoother surface is obtained.
Preferably, the distance between the drawing die and the distributing terminal body is 40-70 cm, for example, 40cm, 43cm, 45cm, 50cm, 60cm, 65cm or 70 cm.
Preferably, the surface of the distribution plate body comprises a trapezoidal face.
The surface of the wire distributing plate body preferably comprises a trapezoidal surface, and the steel wire can form a certain angle after passing through the wire distributing plate body, so that the steel wire can conveniently enter a drawing die, and the wire distributing plate is not easy to be crossed in a mess and generate a twisted condition.
Preferably, the wire distribution plate body comprises 1 central hole, 5-9 second-layer positioning holes and 10-18 third-layer positioning holes.
The number of the second layer of positioning holes is 5-9, for example, the number of the second layer of positioning holes can be 5, 6, 7, 8 or 9; the number of the third layer of positioning holes is 10-18, for example, 10, 12, 13, 14, 17 or 18.
Preferably, the distance between the center of the second layer of positioning holes and the center of the distribution plate body is 34-40 mm, for example, 34mm, 35mm, 37mm, 38mm, 39mm or 40 mm.
According to the utility model, the distance between the center of the second layer of positioning hole and the center of the wire distributing plate body is preferably 34-40 mm, the center wire and the second layer of wires penetrate through the positioning hole to enter the drawing die, the included angle between the drawing die and the horizontal line is in a proper angle range, the intersection of the folding point of the center wire and the second layer of wires at the inlet of the drawing die is facilitated, and the center strand is smoother.
Preferably, the included angle between the central line of the second layer of positioning holes and the central line of the distribution board body is 40-72 degrees, for example, 40 degrees, 45 degrees, 51.4 degrees, 60 degrees or 72 degrees.
Preferably, the distance between the center of the third layer of positioning holes and the center of the distribution plate body is 44-50 mm, for example, 44mm, 45mm, 48mm, 49mm or 50 mm.
Preferably, the included angle between the central line of the third layer of positioning holes and the central line of the distribution board body is 20 ° to 36 °, for example, 20 °, 24 °, 25.7 °, 27.7 °, 30 ° or 36 °.
Preferably, the aperture size of the drawing die is 1.02-1.03 mm, such as 1.02mm, 1.022mm, 1.025mm, 1.027mm, 1.029mm or 1.03 mm.
Preferably, the length of the bearing of the drawing die is 0.7-1.7 mm, for example, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.5mm or 1.7 mm.
According to the utility model, the length of the sizing belt of the drawing die is preferably 0.7-1.7 mm, the deformation degree of the central strand can be controlled by controlling the length of the sizing belt of the drawing die, and the reduction of the breaking force of the obtained steel wire rope product due to overlarge internal stress is avoided.
Preferably, the entry angle of the drawing die is 60 ° ± 3 °, for example 57 °, 58 °, 59 °, 60 °, 61 °, 62 ° or 63 °.
Preferably, the compression zone angle of the drawing die is 45 ° ± 1 °, for example 44 °, 44.5 °, 45 °, 45.5 ° or 46 °.
Preferably, the exit angle of the drawing die is 53 ° ± 2 °, for example may be 51 °, 51.2 °, 52 °, 52.5 °, 53 °, 54 ° or 55 °.
The recitation of numerical ranges herein includes not only the above-recited values, but also any values between any of the above-recited numerical ranges not recited, and for brevity and clarity, is not intended to be exhaustive of the specific values encompassed within the range.
The utility model further prefers that the wire distributing plate body comprises 1 central hole, 6 second-layer positioning holes and 12 third-layer positioning holes, and the naming conditions of the central hole, the second-layer positioning holes and the third-layer positioning holes are shown in figure 1. The center hole is designated as 1, the second layer of positioning holes are designated as 2, 3, 4, 5, 6 and 7 in a clockwise direction, the third layer of positioning holes are designated as 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 and 19 in a clockwise direction, wherein the third layer of positioning holes 8, 10, 12, 14, 16, 18 are aligned with the second layer of positioning holes 2, 3, 4, 5, 6 and 7 in a clockwise direction.
When the distributing terminal plate for producing the steel wire rope is matched with the second drawing die to carry out double-die drawing single-forming production, the steel wire rope products with the same diameter and the same structure can obtain higher breaking force, higher precision and smoother surface on the premise of using the original stainless steel bus.
The specific use method of the distributing terminal plate for producing the steel wire rope comprises the following steps:
(1) carrying out wet drawing on a 304 stainless steel bus with the strength of 720-780 MPa and the elongation of 35% -45% under the condition that the oil temperature is less than or equal to 45 ℃ and the surface reduction rate is 91.4-92.5% to obtain a stainless steel wire; the stainless steel wire is divided into a central wire, a second layer of wires and a third layer of wires; the third layer of filaments comprises a first layer of filaments and a second layer of filaments; after the wet drawing, the diameter ratio of the central wire, the second layer wire, the first layer wire and the second layer wire is 39:35:28: 35; the strength of the stainless steel wire is more than 1960MPa, the ring diameter is more than 15cm, and the twisting frequency is more than 40 times;
(2) the central wire, the six second-layer wires and the third-layer wire respectively penetrate through 1 central hole, 5-9 second-layer positioning holes and 10-18 third-layer positioning holes of the wire distributing plate body, and the central wire and the second-layer wires enter a drawing die with the aperture size of 1.02-1.03 mm and the length of a sizing belt of 0.7-1.7 mm to be twisted and drawn to obtain a central strand; the first layer of wires and the second layer of wires penetrate through third positioning holes in a staggered mode;
(3) the central strand and the third layer of filaments enter a second drawing die with the aperture size of 1.502-1.518 mm and the length of a bearing belt of 0.87-1.87 mm to be drawn, and a twisted rope with the twisting distance of 10-11.5 times of the diameter of the twisted steel wire rope and the twisting direction of S twist is twisted to obtain the twisted steel wire rope; the entry angles of the drawing die and the second drawing die are each independently 60 ° ± 3 °; the draw die and the second draw die have compression zone angles that are each independently 45 ° ± 1 °; the exit angles of the drawing die and the second drawing die are each independently 53 ° ± 2 °;
(4) performing post-deformation stress relief treatment on the twisted steel wire rope to obtain a steel wire rope product; and two groups of deformation devices are used in the post-deformation stress-relief process, and the center distance between adjacent pulleys in the transverse deformer and the vertical deformer in each group of the deformation devices is respectively and independently 28-35 mm.
Compared with the prior art, the utility model has at least the following beneficial effects:
(1) the distributing terminal board for producing the steel wire rope is reasonable in design, and the situation that the steel wires are disorderly crossed and twisted when passing through the distributing terminal board body can be avoided;
(2) the distributing terminal plate for producing the steel wire rope comprises the drawing die, and when the second drawing die is matched and the stainless steel bus with reasonable wire diameter proportion and certain quality requirement is adopted to carry out double-die drawing single-forming production, a steel wire rope product with higher breaking tension, higher dimensional accuracy and smoother surface can be obtained, wherein the dimensional accuracy can reach less than +/-0.003 mm, and the breaking tension can reach more than 3050N, so that the distributing terminal plate is suitable for large-scale popularization and application.
Drawings
Fig. 1 is a front view of a wire distribution board for producing a steel wire rope according to embodiment 1 of the present invention.
Fig. 2 is a side view of a distribution board for producing a steel cord according to embodiment 1 of the present invention.
Fig. 3 is a sectional view of a wire distribution plate for producing a steel wire rope and a second drawing die according to application example 1 of the present invention.
In the figure: 1: a central bore; 2-7: a second layer of positioning holes; 8-19: a third layer of positioning holes; 20: a distribution board body; 21: drawing the die; 22: a second drawing die; 23-trapezoidal face.
Detailed Description
The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.
The present invention is described in further detail below. The following examples are merely illustrative of the present invention and do not represent or limit the scope of the claims, which are defined by the claims.
Example 1
The embodiment provides a wire distribution plate for producing a steel wire rope, and the front view of the wire distribution plate is shown in fig. 1, and the side view of the wire distribution plate is shown in fig. 2. The distributing terminal board for producing the steel wire rope comprises a distributing terminal board body 20 and a drawing die 21, wherein the drawing die 21 is connected with the distributing terminal board body 20 through a support. The distance between the drawing die 21 and the distributing board body 20 is 40 cm; the surface of the distribution board body 20 is a trapezoidal surface 23. The wire distribution plate body 20 comprises 1 central hole, 6 positioning holes of the second layer and 12 positioning holes of the third layer. The distance between the center of the second layer of positioning holes and the center of the distributing board body 20 is 36 mm; the included angle between the central line of the second layer of positioning holes and the central line of the distributing board body 20 is 60 degrees. The distance between the center of the third layer of positioning holes and the center of the distributing board body 20 is 47 mm; the included angle between the center line of the third layer of positioning holes and the center line of the distributing board body 20 is 30 degrees.
Example 2
The embodiment provides a wire distributing plate for steel wire rope production, wire distributing plate for steel wire rope production includes wire distributing plate body and drawing die, drawing die passes through leg joint with the wire distributing plate body. The distance between the drawing die and the distributing plate body is 70 cm; the surface of the distributing board body is a trapezoidal surface. The wire distribution plate body comprises 1 central hole, 9 positioning holes of a second layer and 18 positioning holes of a third layer. The distance between the center of the second layer of positioning holes and the center of the distributing board body is 40 mm; the included angle between the center line of the second layer of positioning holes and the center line of the distributing board body is 40 degrees. The distance between the center of the third layer of positioning hole and the center of the distributing board body is 44 mm; the included angle between the center line of the third layer of positioning holes and the center line of the distributing board body is 20 degrees.
Example 3
The embodiment provides a wire distributing plate for steel wire rope production, wire distributing plate for steel wire rope production includes wire distributing plate body and drawing die, drawing die passes through leg joint with the wire distributing plate body. The distance between the drawing die and the distributing plate body is 55 cm; the surface of the distributing board body is a trapezoidal surface. The wire distributing plate body comprises 1 central hole, 5 second-layer positioning holes and 10 third-layer positioning holes. The distance between the center of the second layer of positioning holes and the center of the distributing board body is 34 mm; the included angle between the center line of the second layer of positioning holes and the center line of the distributing board body is 72 degrees. The distance between the center of the third layer of positioning hole and the center of the distributing board body is 50 mm; the included angle between the center line of the third layer of positioning holes and the center line of the distributing board body is 36 degrees.
Application example 1
The application example provides a production method for double-mold drawing and single-time forming of a steel wire rope, the production method is carried out by using the distributing terminal plate for steel wire rope production provided by the embodiment 1, and the production method specifically comprises the following steps:
(1) carrying out wet drawing on a 304 stainless steel bus with the diameters of 1.0mm, 1.2mm and 1.4mmm, the strength of 750MPa and the elongation of 40 percent (C:0.042 percent, Cr:18.6 percent, Ni:8.25 percent, Mn:0.69 percent, Si:0.30 percent, P:0.032 percent, S:0.003 percent, N:0.008 percent and the balance of Fe and inevitable impurities) under the condition of oil temperature of 40 ℃, wherein the stainless steel bus with the diameter of 1.0mm is subjected to 16-pass polycrystalline die drawing, the area reduction rate of the stainless steel bus is 92.2 percent, and the stainless steel bus is drawn into a stainless steel wire with the diameter of 0.28 mm; carrying out 16-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.2mm, wherein the surface reduction rate is 91.5%, and drawing into a stainless steel wire with the diameter of 0.35 mm; carrying out 15-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.4mm, wherein the surface reduction rate is 92.2%, and drawing into a stainless steel wire with the diameter of 0.39 mm; the stainless steel wire is divided into a central wire, a second layer of wires and a third layer of wires;
the strength of the stainless steel wire with the diameter of 0.28mm is 2150MPa, the ring diameter is 17cm, and the number of times of torsion is 62; the strength of the stainless steel wire with the diameter of 0.35mm is 2150MPa, the ring diameter is 25cm, the twisting frequency is 65 times, the strength of the stainless steel wire with the diameter of 0.39mm is 2100MPa, the ring diameter is 28cm, and the twisting frequency is 48 times;
(2) the central wire with the diameter of 0.39mm, the six second-layer wires with the diameter of 0.35mm and the third-layer wires respectively penetrate through a central hole, a second-layer positioning hole and a third-layer positioning hole of the wire distributing plate body 20, and the central wire and the second-layer wires enter a drawing die (shown in figure 3) with the aperture size of 1.02mm and the bearing length of 1.2mm to be twisted and drawn to obtain a central strand;
(3) step (2) the central strand and the third layer of silk enter a second drawing die 22 with the aperture size of 1.51mm and the length of a bearing belt of 1.37mm to be drawn and twisted rope with the twisting distance of 11 times 15mm of the diameter of the twisted steel wire rope and the twisting direction of S twist, so that the twisted steel wire rope is obtained; the inlet angle of the drawing die 21 is 60 degrees; the inlet angle of the second drawing die 22 is 62 degrees, and the compression zone angle of the drawing die 21 is 46 degrees; the compression zone angle of the second drawing die 22 is 45 °; the outlet angle of the drawing die 21 is 53 degrees; the exit angle of the second drawing die 22 is 51 °; the third layer of filaments comprises six first layer of filaments with the diameter of 0.35mm and six second layer of filaments with the diameter of 0.28 mm; the six first-layer wires with the diameter of 0.35mm and the six second-layer wires with the diameter of 0.28mm penetrate through the third positioning holes in a staggered mode;
(4) performing post-deformation stress relief treatment on the twisted steel wire rope to obtain a steel wire rope product; and two groups of deformation devices are used in the post-deformation stress-relief process, and the center distance between adjacent pulleys in the transverse deformer and the vertical deformer in each group of deformation devices is respectively and independently 30 mm.
Application example 2
The application example provides a production method for double-mold drawing and single-time forming of a steel wire rope, the production method is carried out by using the distributing terminal plate for steel wire rope production provided by the embodiment 2, and the production method specifically comprises the following steps:
(1) carrying out wet drawing on 304 stainless steel buses with diameters of 1.2mm, 1.4mm and 1.5mmm, strengths of 720MPa and elongations of 35% under the condition that the oil temperature is 45 ℃, wherein: carrying out 17-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.2mm, wherein the surface reduction rate is 91.4%, and drawing into a stainless steel wire with the diameter of 0.34 mm; carrying out 17-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.4mm, wherein the surface reduction rate is 92%, and drawing into a stainless steel wire with the diameter of 0.41 mm; carrying out 13-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.5mm, wherein the surface reduction rate is 92%, and drawing into a stainless steel wire with the diameter of 0.44 mm; the stainless steel wire is divided into a central wire, a second layer of wires and a third layer of wires;
the strength of the stainless steel wire with the diameter of 0.34mm is 1980MPa, the ring diameter is 17cm, and the number of times of torsion is 42; the strength of the stainless steel wire with the diameter of 0.41mm is 2150MPa, the ring diameter is 15cm, the twisting frequency is 55 times, the strength of the stainless steel wire with the diameter of 0.44mm is 2050MPa, the ring diameter is 21cm, and the twisting frequency is 48 times;
(2) the central wire with the diameter of 0.44mm, six first-layer wires with the diameter of 0.41mm and the third-layer wires respectively penetrate through a central hole, a second-layer positioning hole and a third-layer positioning hole of a wire distributing plate body, and the central wire and the second-layer wires enter a drawing die with the aperture of 1.025mm and the length of a bearing belt of 0.7mm to be twisted and drawn to obtain a central strand;
(3) drawing the central strand and the third layer of wires through a second drawing die with the aperture size of 1.518mm and the length of a sizing belt of 0.87mm respectively, and twisting the twisted rope with the twisting distance of 11.5 times of the diameter of the twisted steel wire rope and the twisting direction of S twist to obtain the twisted steel wire rope; the inlet angle of the drawing die is 59 degrees; the inlet angle of the second drawing die is 63 degrees, and the compression area angle of the drawing die is 44 degrees; the compression zone angle of the second drawing die is 44.5 degrees; the outlet angle of the drawing die is 53.5 degrees; the outlet angle of the second drawing die is 54 degrees; the third layer of filaments comprises six first layer of filaments with the diameter of 0.41mm and six second layer of filaments with the diameter of 0.34 mm; the six first-layer wires with the diameter of 0.41mm and the six second-layer wires with the diameter of 0.34mm penetrate through the third positioning holes in a staggered mode;
(4) performing post-deformation stress relief treatment on the twisted steel wire rope to obtain a steel wire rope product; and two groups of deformation devices are used in the post-deformation stress-relief process, and the center distance between adjacent pulleys in the transverse deformer and the vertical deformer in each group of deformation devices is respectively and independently 28 mm.
Application example 3
The application example provides a production method for double-mold drawing and single-time forming of a steel wire rope, the production method is carried out by using the distributing terminal plate for steel wire rope production provided by the embodiment 3, and the production method specifically comprises the following steps:
(1) carrying out wet drawing on 304 stainless steel buses with diameters of 1.0mm, 1.2mm and 1.5mmm, strengths of 780MPa and elongations of 45% respectively under the condition that the oil temperature is 38 ℃, wherein: carrying out 16-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.0mm, wherein the surface reduction rate is 92.2%, and drawing into a stainless steel wire with the diameter of 0.28 mm; carrying out 17-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.2mm, wherein the surface reduction rate is 91.4%, and drawing into a stainless steel wire with the diameter of 0.34 mm; carrying out 13-pass polycrystalline die drawing on a 304 stainless steel bus with the diameter of 1.5mm, wherein the surface reduction rate is 92%, and drawing into a stainless steel wire with the diameter of 0.44 mm; the stainless steel wire is divided into a central wire, a second layer of wires and a third layer of wires;
the strength of the stainless steel wire with the diameter of 0.28mm, the strength of the stainless steel wire with the diameter of 0.34mm and the strength of the stainless steel wire with the diameter of 0.44mm are 2050MPa, the ring diameter is 26cm, and the twisting times are 44 times;
(2) the central wire with the diameter of 0.44mm, the six second-layer wires with the diameter of 0.34mm and the third-layer wires respectively penetrate through a central hole, a second-layer positioning hole and a third-layer positioning hole of the wire distributing plate body, and the central wire and the second-layer wires enter a drawing die with the aperture of 1.03mm and the length of a bearing belt of 1.7mm to be twisted and drawn to obtain a central strand;
(3) drawing the central strand and the third layer of filaments through a second drawing die with the aperture size of 1.502mm and the length of a sizing belt of 1.87mm respectively, and twisting and rope combining with the twisting distance of 10 times of the diameter of the twisted steel wire rope and the twisting direction of S twisting to obtain the twisted steel wire rope; the inlet angle of the drawing die is 57 degrees; the inlet angle of the second drawing die is 63 degrees, and the compression area angle of the drawing die is 44 degrees; the angle of the compression zone of the second drawing die is 46 degrees; the outlet angle of the drawing die is 53.5 degrees; the outlet angle of the second drawing die is 55 degrees; the third layer of filaments comprises six first-layer filaments with the diameter of 0.34mm and six second-layer filaments with the diameter of 0.28 mm; the six first-layer wires with the diameter of 0.34mm and the six second-layer wires with the diameter of 0.28mm penetrate through the third positioning holes in a staggered mode;
(4) performing post-deformation stress relief treatment on the twisted steel wire rope to obtain a steel wire rope product; and two groups of deformation devices are used in the post-deformation stress-relief process, and the center distance between adjacent pulleys in the transverse deformer and the vertical deformer in each group of deformation devices is 35mm respectively and independently.
The breaking force of the steel wire rope product obtained in the application example is measured by using a GB/T8358 steel wire rope actual breaking force measuring method, and the result is shown in Table 1.
TABLE 1
| Dimensional accuracy (mm) | Breaking force (N) | Whether the surface is smooth or not | |
| Application example 1 | ±0.001 | 3695 | Is that |
| Application example 2 | ±0.003 | 3325 | Is that |
| Application example 3 | ±0.002 | 3275 | Is that |
The comprehensive application examples 1-3 show that the steel wire rope product obtained by the production method for the double-mold drawing single-forming of the steel wire rope has high dimensional precision, large breaking force and smooth surface, wherein the dimensional precision can reach less than +/-0.003 mm, and the breaking force can reach more than 3275N.
In conclusion, the production method of the double-die drawing single-forming by matching the distributing terminal plate for producing the steel wire rope with the second drawing die can obtain the steel wire rope product with higher breaking force, higher dimensional accuracy and smoother surface.
The applicant declares that the above description is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are within the scope and disclosure of the present invention.
Claims (10)
1. The wire distributing plate for producing the steel wire rope is characterized by comprising a wire distributing plate body and a drawing die, wherein the drawing die is connected with the wire distributing plate body through a support.
2. The wire distributing plate for producing the steel wire rope according to claim 1, wherein the distance between the drawing die and the wire distributing plate body is 40-70 cm.
3. The distribution board for producing steel wire rope according to claim 1, wherein the surface of the distribution board body includes a trapezoidal surface.
4. The distribution board for producing the steel wire rope according to claim 1, wherein the distribution board body comprises 1 central hole, 5-9 second-layer positioning holes and 10-18 third-layer positioning holes.
5. The wire distribution plate for producing the steel wire rope according to claim 4, wherein the distance between the center of the second layer of positioning holes and the center of the wire distribution plate body is 34-40 mm.
6. The branching board for producing the steel wire rope according to claim 4, wherein an included angle between a center line of the second layer positioning hole and a center line of the branching board body is 40-72 °.
7. The distribution board for producing the steel wire rope according to claim 4, wherein the distance between the center of the third layer of positioning holes and the center of the distribution board body is 44-50 mm.
8. The branching board for producing the steel wire rope according to claim 4, wherein an included angle between the center line of the third layer positioning hole and the center line of the branching board body is 20-36 °.
9. The wire distributing plate for producing the steel wire rope according to claim 4, wherein the aperture size of the drawing die is 1.02-1.03 mm;
the length of a sizing belt of the drawing die is 0.7-1.7 mm.
10. The distribution box for steel cord production according to claim 1, wherein the drawing die has an inlet angle of 60 ° ± 3 °;
the angle of the compression area of the drawing die is 45 degrees +/-1 degree;
the exit angle of the drawing die is 53 ° ± 2 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122204617.3U CN216040394U (en) | 2021-09-13 | 2021-09-13 | Wire distributing plate for steel wire rope production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122204617.3U CN216040394U (en) | 2021-09-13 | 2021-09-13 | Wire distributing plate for steel wire rope production |
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| Publication Number | Publication Date |
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| CN216040394U true CN216040394U (en) | 2022-03-15 |
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| CN202122204617.3U Active CN216040394U (en) | 2021-09-13 | 2021-09-13 | Wire distributing plate for steel wire rope production |
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2021
- 2021-09-13 CN CN202122204617.3U patent/CN216040394U/en active Active
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