CN114381959A - Structure and method for controlling lay length switching of double-twisting machine - Google Patents
Structure and method for controlling lay length switching of double-twisting machine Download PDFInfo
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- CN114381959A CN114381959A CN202210055679.9A CN202210055679A CN114381959A CN 114381959 A CN114381959 A CN 114381959A CN 202210055679 A CN202210055679 A CN 202210055679A CN 114381959 A CN114381959 A CN 114381959A
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- planetary reducer
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/02—Machine details; Auxiliary devices
- D07B7/022—Measuring or adjusting the lay or torque in the rope
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Abstract
The invention provides a structure and a method for controlling the lay length switching of a double-twisting machine, comprising a planetary reducer, a servo motor and a speed change gear box; the output shaft of the servo motor is fixedly provided with a first gear, the surface of the shell of the planetary reducer is fixedly provided with a circle of second gear along the radial direction, the second gear is positioned in the middle between two ends of the planetary reducer, and the first gear and the second gear are in transmission fit through a chain and are used for driving the second gear and the planetary reducer to synchronously rotate along with the first gear; the input shaft and the output shaft at the two ends of the planetary reducer are respectively in transmission connection with the output end of the speed changing gear box and the input end of the traction wheel, the rotating speed of the servo motor changes to drive the rotating speed change of the shell of the planetary reducer and the inner shaft of the planetary reducer to form a rotating speed difference, and the rotating speed of the main motor driving the traction wheel is changed, so that the invention has the advantage that the lay length of the steel cord can be changed without manually replacing a belt pulley.
Description
Technical Field
The invention belongs to the technical field of double-twisting machine transmission, and particularly relates to a structure for controlling the twist pitch switching of a double-twisting machine.
Background
At present, a steel cord double twister winds a certain number of single steel wires into a steel wire rope in a spiral state according to a certain rule. The steel cord has high strength, light dead weight, stable operation, difficult sudden breaking of the whole cord and reliable operation, and is a metal product widely used in the fields of buildings, automobiles, petroleum, mines, ports, metallurgy, machinery and the like. With the rapid development of the current automobile industry, the demand of automobile parts is greatly increased, and the productivity of the tire industry is continuously improved, so that the productivity of the steel cord industry is greatly increased, and therefore, companies in the steel cord industry are facing a great trend, and the productivity is improved at a higher pace.
Although the existing steel cord production equipment is automatic production equipment, the specification of the steel cord is not uniform, when the strand of the steel cord is changed from one specification to another specification, a craftsman or an equipment worker is required to operate a double-twisting machine, the production specification of the strand of the steel cord actually changes the lay length of the steel cord, the existing double-twisting machine is characterized in that a main motor and a traction wheel are connected through a belt pulley, and the transmission ratio of the main motor and the traction wheel is changed by replacing the belt pulley, so that the rotating speed of the traction wheel is changed, and the process of changing the lay length of the steel cord is achieved; the replacement of the belt pulley in the process needs manual replacement, so that the whole machine of the vehicle platform needs to be stopped, and the productivity is influenced.
Disclosure of Invention
The invention provides a structure for controlling lay length switching of a double-twisting machine, which solves the problems in the prior art.
The technical scheme of the invention is realized as follows: a structure for controlling double twister lay length switching is connected with double twister, double twister includes main motor, transmission shaft and traction wheel, the transmission shaft is connected with the output shaft transmission of main motor, its characterized in that, this structure includes:
the planetary reducer, the servo motor and the speed change gear box;
the input end of the speed change gear box is in transmission connection with the transmission shaft, the main shaft of the planetary reducer extends out of the input end backwards, the main shaft of the planetary reducer extends out of the output end forwards, and the input end and the output end of the planetary reducer are in transmission connection with the output end of the speed change gear box and the input end of the traction wheel respectively;
the output shaft of the servo motor is fixedly provided with a first gear, the surface of the shell of the planetary reducer is fixedly provided with a circle of second gear along the radial direction of the shell of the planetary reducer, the second gear is positioned in the middle between two ends of the planetary reducer, and the first gear and the second gear are in transmission fit through a chain and are used for driving the second gear and the planetary reducer to synchronously rotate along with the first gear.
As a preferred embodiment, the outer diameter of the first gear is the same as that of the second gear, and a limiting component for limiting the chain is arranged at the second gear;
the limiting component is arranged along the radial direction of the planetary reducer, and the height of the limiting component protruding out of the surface of the planetary reducer is larger than the thickness of the chain protruding out of the surface of the planetary reducer.
As a preferred embodiment, the input end of the planetary reducer is in transmission connection with the output end of the speed change gear box through a first belt, the input end of the speed change gear box is in transmission connection with the transmission shaft through a third belt, and the output end of the planetary reducer is in transmission connection with the input end of the traction wheel through a second belt.
As a preferred embodiment, the center of first gear and the center of second gear are located same water flat line, and spacing subassembly includes the symmetry and sets up the limiting plate in the second gear both sides, and one side that every limiting plate deviates from planetary reducer all is the arc.
As a preferred embodiment, the structure is arranged in a cavity of the double-twisting machine, a first support column and a second support column are arranged in the cavity, the servo motor is fixedly connected with the first support column, and the planetary reducer is in running fit with the second support column.
As a preferred embodiment, the first support column includes two fixed settings in the left and right sides of servo motor bottom, and the second support column includes two fixed settings in planetary reducer front and back both ends, and the upper portion of every second support column all is provided with the through-hole, the through-hole internal fixation is provided with the bearing, the inner circle and the planetary reducer fixed surface of bearing are connected.
The method for controlling the lay length switching of the double twister comprises a structure for controlling the lay length switching of the double twister, wherein a main motor is in transmission with a speed change gear box through a transmission shaft, the output end of the speed change gear box drives a main shaft of a planetary reducer to rotate through the input end of the planetary reducer, and the method comprises the following steps:
s1: acquiring the rotating speed of a main motor;
s2: determining the rotating speed of the traction wheel according to the lay length;
s3: calculating the transmission ratio of the rotating speed of the main motor to the rotating speed of the traction wheel;
s4: the rotating speed of the servo motor is changed according to the calculated transmission ratio of the rotating speed of the main motor to the rotating speed of the traction wheel, so that the rotating speed of the shell of the planetary reducer is driven to change;
s5: the rotating speed difference formed between the shell of the planetary reducer and a main shaft of the planetary reducer is changed by changing the rotating speed of the shell of the planetary reducer;
s6: the rotating speed of the traction wheel is changed through the rotating speed difference formed by the shell of the planetary reducer and the main shaft of the planetary reducer, so that the transmission ratio between the main motor and the traction wheel is changed.
As a preferred embodiment, the method further comprises:
acquiring the rotating speed of a servo motor;
and comparing the rotation speed of the servo motor with the set rotation speed range, and stopping the servo motor if the rotation speed of the servo motor is greater than or less than the set rotation speed range and the rotation speed outside the set rotation speed range is kept for more than the set time.
After the technical scheme is adopted, the invention has the beneficial effects that:
the rotating shaft of the main motor is in transmission connection with the input end of the speed change gear box through a V-shaped triangular belt, the output end of the speed change gear box is in transmission connection with the input end extending out of the planetary reducer main shaft through a first belt, the planetary reducer main shaft and the output end extending out of the main shaft are driven to rotate, meanwhile, a second gear is fixedly arranged in the radial direction of the middle part of the outer side of the planetary reducer, the second gear is in transmission fit with a first gear of a servo motor through a chain, when the rotating speed of the servo motor changes, the second gear and the planetary reducer synchronously rotate along with the first gear, the servo motor drives the planetary reducer shell to rotate, the main motor drives the planetary reducer main shaft to rotate, so that the planetary reducer shell and the inner main shaft form a rotating speed difference, the rotating speed change of the planetary reducer driving the traction wheel to rotate is changed, and the transmission ratio between the main motor and the traction wheel is changed, the lay length is changed, the belt pulley in the original double-twisting machine is not required to be manually replaced by stopping the double-twisting machine by an operator, the change of the lay length is realized, and the production efficiency is improved;
the limiting plate is arranged at the installation position of the second gear in the middle of the planetary reducer, so that the chain part matched with the second gear can be limited, and the condition that the chain deviates in the meshing process with the second gear is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the servo motor;
FIG. 3 is a perspective view of the planetary reducer;
FIG. 4 is a schematic structural diagram of a first support column supporting a servo motor and a second support column supporting a planetary reducer;
FIG. 5 is a schematic structural diagram of a servo motor and a planetary reducer;
FIG. 6 is a schematic structural view of the planetary reducer;
FIG. 7 is a block flow diagram of the present invention.
In the figure, 1 — the main motor; 2-a transmission shaft; 3-a traction wheel; 4-a planetary reducer; 5-a servo motor; 6-a change gear box; 7-a first gear; 8-a second gear; 9-a chain; 11-a first belt; 12-a bearing; 13-a second belt; 14-a third belt; 15-limiting plate; 16-a first support column; 17-a second support column; 18-ingress and egress torsion axis; 20-synchronous belt; a 21-V-shaped V-belt; 22-a virtual twister; 23-false twister motor; 24-through holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, a structure for controlling the lay length switching of a double twister is connected to the double twister, the double twister includes a main motor 1, a transmission shaft 2 and a traction wheel 3, the transmission shaft 2 is in transmission connection with an output shaft of the main motor 1, and the structure includes:
a planetary reducer 4, a servo motor 5 and a speed change gear box 6;
the input end of the speed change gear box 6 is in transmission connection with the transmission shaft 2, the main shaft of the planetary reducer 4 extends out of the input end, the main shaft of the planetary reducer 4 extends out of the output end, and the input end and the output end of the planetary reducer 4 are in transmission connection with the output end of the speed change gear box 6 and the input end of the traction wheel 3 respectively;
a first gear 7 is fixedly arranged on an output shaft of the servo motor 5, a circle of second gear 8 is fixedly arranged on the surface of the planetary reducer 4 along the radial direction, and the first gear 7 and the second gear 8 in the middle of the second gear 8 between two ends of the planetary reducer 4 are in transmission fit through a chain 9 and are used for driving the second gear 8 and the planetary reducer 4 to synchronously rotate along with the first gear 7;
a second gear 8 is fixedly arranged in the radial direction of the middle part of the surface of a shell of the planetary reducer 4, the second gear 8 is in transmission fit with a first gear 7 of the servo motor 5 through a chain 9, when the rotating speed of the servo motor 5 changes, the second gear 8 and the planetary reducer 4 synchronously rotate along with the first gear 7, a rotating shaft of the main motor 1 is in transmission connection with an input end of a speed change gear box 6 through a V-shaped triangular belt 21, an output end of the speed change gear box 6 is in transmission connection with an input end extending out of a main shaft of the planetary reducer 4 through a first belt 11 to drive the main shaft of the planetary reducer 4 and the output end extending out of the main shaft to rotate, meanwhile, the second gear 8 is fixedly arranged in the radial direction of the middle part of the outer side of the planetary reducer 4, the second gear 8 is in transmission fit with the first gear 7 of the servo motor 5 through the chain 9, when the rotating speed of the servo motor 5 changes, the second gear 8 and the planetary reducer 4 synchronously rotate along with the first gear 7, the servo motor 5 drives the shell of the planetary reducer 4 to rotate, the main motor 1 drives the main shaft of the planetary reducer 4 to rotate, so that the shell of the planetary reducer 4 and the inner main shaft form a rotation speed difference, the transmission speed between the transmission shaft 2 and the traction wheel 3 is changed, the lay length is changed, an operator does not need to stop the double-twisting machine and manually replace a belt pulley in the original double-twisting machine, the change of the lay length is realized, and the production efficiency is improved.
The outer diameter of the first gear 7 is the same as that of the second gear 8, and a limiting component for limiting the chain 9 is arranged at the second gear 8; the limiting component is arranged along the radial direction of the planetary reducer 4, the height of the limiting component protruding out of the surface of the planetary reducer 4 is larger than the thickness of the chain 9 protruding out of the surface of the planetary reducer 4, the limiting component is arranged at the second gear 8 and used for limiting the chain 9, and the situation that the chain 9 deviates to one side of the second gear 8 in the rotating process of the second gear 8 is avoided.
An output shaft at one end of the planetary reducer 4 is in transmission connection with an input end of a speed change gear box 6 through a first belt 11, an output end of the speed change gear box 6 is in transmission connection with the transmission shaft 2 through a third belt 14, and an output shaft at the other end of the planetary reducer 4 is in transmission connection with the traction wheel 3 through a second belt 13; the speed change gear box 6 is connected with the transmission shaft 2 through a third belt 14; an output shaft of planetary reducer 4 is connected with change gear box 6 transmission through first belt 11, change gear box 6 rotates with transmission shaft 2 again and is connected, another output shaft of planetary reducer 4 passes through second belt 13 and is connected with traction wheel 3 transmission, when change gear box 6 wholly rotates, one end drives transmission shaft 2 through change gear box 6 and rotates, the other end drives traction wheel 3 and rotates, realize the transform of drive ratio between transmission shaft 2 and the traction wheel 3, realize the change of steel cord lay length.
The center of first gear 7 and the center of second gear 8 are located same water flat line, and spacing subassembly includes that the symmetry sets up the limiting plate 15 in the 8 both sides of second gear, and every limiting plate 15 deviates from one side of planetary reducer 4 and all is the arc, can carry on spacingly to the both sides of second gear 8, avoids the condition of chain 9 skew to appear.
The structure is arranged in a cavity of the double-twisting machine, a first supporting column 16 and a second supporting column 17 are arranged in the cavity, the servo motor 5 is fixedly connected with the first supporting column 16, and the planetary reducer 4 is in running fit with the second supporting column 17. The first supporting columns 16 comprise two supporting columns which are fixedly arranged at the left side and the right side of the bottom of the servo motor 5, the two first supporting columns 16 at the left side and the right side support the servo motor 5, the second supporting columns 17 comprise two supporting columns which are fixedly arranged at the front end and the rear end of the planetary reducer 4, a through hole 24 is formed in the upper portion of each second supporting column 17, a bearing 12 is fixedly arranged in each through hole 24, a bearing 12 is arranged in each through hole 14 of each second supporting column 17, in the process that the planetary reducer 4 is supported by the second supporting columns 17 through the arrangement of the second supporting columns 17 and the bearing 12, the process that the shell of the planetary reducer 4 is driven to rotate by the servo motor 5 is realized by the aid of the bearing 12, the inner ring of the bearing 12 is fixedly connected with the surface of the planetary reducer 4, and through the arrangement of the first supporting columns 16 and the second supporting columns 17, the supporting process of the servo motor 5 and the planetary reducer 4 is realized, the bearing 12 is arranged between the second supporting column 17 and the planetary reducer 4, and the rotation of the planetary reducer 4 on the second supporting column 17 is realized.
As shown in fig. 7, the method for controlling the lay length switching of the double twister, which includes a structure for controlling the lay length switching of the double twister, the main motor is driven by a transmission shaft to a speed change gear box, and an output end of the speed change gear box drives a main shaft of a planetary reducer to rotate through an input end of the planetary reducer, includes:
s1: acquiring the rotating speed of the main motor 1;
s2: determining the rotating speed of the traction wheel 3 according to the lay length;
s3: calculating the transmission ratio of the rotating speed of the main motor 1 to the rotating speed of the traction wheel 3;
s4: the rotating speed of the servo motor is changed according to the calculated transmission ratio of the rotating speed of the main motor 1 to the rotating speed of the traction wheel 3, so that the rotating speed of the shell of the planetary reducer 4 is driven to change;
s5: the rotating speed difference formed between the shell of the planetary reducer 4 and the main shaft of the planetary reducer 4 is changed by changing the rotating speed of the shell of the planetary reducer 4;
s6: the transmission speed between the main motor 1 and the traction wheel 3 is changed by the difference in the rotational speed formed by the outer shell of the planetary reducer 4 and the main shaft of the planetary reducer 4.
The method further comprises the following steps:
acquiring the rotating speed of the servo motor 5;
and comparing the rotation speed with the set rotation speed range, and stopping the servo motor 5 if the rotation speed of the servo motor 5 is greater than or less than the set rotation speed range and the rotation speed outside the set rotation speed range is kept for more than the set time.
The encoder is arranged on the main motor 1, the encoder is arranged on the servo motor 5, the encoder arranged on the servo motor 5 is electrically connected with the servo driver, the encoder and the servo driver arranged on the main motor 1 are both electrically connected with the PLC system, the encoder on the main motor 1 acquires the position and the pulse of the main motor 1 and transmits the two signals to the PLC system and the servo driver, the encoder arranged on the servo motor 5 is electrically connected with the servo driver and transmits the position and the pulse of the servo motor to the PLC system, the PLC system obtains the rotating speed of the servo motor and the rotating speed of the main motor according to the position and the pulse of the main motor and the position and the pulse of the servo motor, calculates the transmission ratio of the rotating speed of the main motor 1 and the rotating speed of the traction wheel 3 according to the size of the lay length and transmits the molecules of the gear ratio to the servo driver, and the servo driver drives the rotating shaft of the servo motor 5 to rotate, the shell of the planetary reducer 4 is driven to rotate, meanwhile, the main shaft in the planetary reducer 4 is driven to rotate by the main motor 1 through the speed change gear box 6, so that a rotation speed difference is formed between the shell of the planetary reducer 4 and the main shaft in the planetary reducer 4 to change the rotation speed of the traction wheel 3, and the lay length is changed.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A structure for controlling double twister lay length switching is connected with double twister, double twister includes main motor, transmission shaft and traction wheel, the transmission shaft is connected with the output shaft transmission of main motor, its characterized in that, this structure includes:
the planetary reducer, the servo motor and the speed change gear box;
the input end of the speed change gear box is in transmission connection with the transmission shaft, the main shaft of the planetary reducer extends out of the input end backwards, the main shaft of the planetary reducer extends out of the output end forwards, and the input end and the output end of the planetary reducer are in transmission connection with the output end of the speed change gear box and the input end of the traction wheel respectively;
the output shaft of the servo motor is fixedly provided with a first gear, the surface of the shell of the planetary reducer is fixedly provided with a circle of second gear along the radial direction of the shell of the planetary reducer, the second gear is positioned in the middle between two ends of the planetary reducer, and the first gear and the second gear are in transmission fit through a chain and are used for driving the second gear and the planetary reducer to synchronously rotate along with the first gear.
2. The structure for controlling lay length switching of a double twister according to claim 1, wherein said first gear has an outer diameter identical to that of a second gear at which a position restricting assembly for restricting a chain is provided;
the limiting component is arranged along the radial direction of the planetary reducer, and the height of the limiting component protruding out of the surface of the planetary reducer is larger than the thickness of the chain protruding out of the surface of the planetary reducer.
3. The structure for controlling lay length switching of a double twister according to claim 2, wherein said planetary reducer has an input end drivingly connected to an output end of the change speed gear box via a first belt, said change speed gear box has an input end drivingly connected to the drive shaft via a third belt, and said planetary reducer has an output end drivingly connected to the input shaft of the traction wheel via a second belt.
4. A structure for controlling lay length switching of a double twister according to claim 2, wherein the center of said first gear and the center of said second gear are on the same horizontal line, said position limiting assembly comprises position limiting plates symmetrically disposed on both sides of said second gear, and each of said position limiting plates is arc-shaped on the side away from said planetary reducer.
5. The structure for controlling the lay length switching of the double twister according to claim 1, wherein the structure is arranged in a cavity of the double twister, a first support column and a second support column are arranged in the cavity, the servo motor is fixedly connected with the first support column, and the planetary reducer is in running fit with the second support column.
6. The structure for controlling the lay length switching of a double twister according to claim 5, wherein said first supporting columns comprise two supporting columns fixedly disposed at the left and right sides of the bottom of the servo motor, said second supporting columns comprise two supporting columns fixedly disposed at the front and rear ends of the planetary reducer, a through hole is disposed at the upper part of each of said second supporting columns, a bearing is fixedly disposed in said through hole, and the inner ring of said bearing is fixedly connected with the surface of the planetary reducer.
7. A method for controlling the lay length switching of a double twister, which comprises the structure for controlling the lay length switching of the double twister as claimed in any one of claims 1 to 6, wherein the main motor is in transmission connection with a speed change gear box through a transmission shaft, and the output end of the speed change gear box drives a main shaft of a planetary reducer to rotate through the input end of the planetary reducer, and the method comprises the following steps:
s1: acquiring the rotating speed of a main motor;
s2: determining the rotating speed of the traction wheel according to the lay length;
s3: calculating the transmission ratio of the rotating speed of the main motor to the rotating speed of the traction wheel;
s4: the rotating speed of the servo motor is changed according to the calculated transmission ratio of the rotating speed of the main motor to the rotating speed of the traction wheel, so that the rotating speed of the shell of the planetary reducer is driven to change;
s5: the rotating speed difference formed between the shell of the planetary reducer and a main shaft of the planetary reducer is changed by changing the rotating speed of the shell of the planetary reducer;
s6: the rotating speed of the traction wheel is changed through the rotating speed difference formed by the shell of the planetary reducer and the main shaft of the planetary reducer, so that the transmission ratio between the main motor and the traction wheel is changed.
8. Method for controlling lay length switching of a two-twisting machine according to claim 7, characterized in that it further comprises:
acquiring the rotating speed of a servo motor;
and comparing the rotation speed of the servo motor with the set rotation speed range, and stopping the servo motor if the rotation speed of the servo motor is greater than or less than the set rotation speed range and the rotation speed outside the set rotation speed range is kept for more than the set time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055679.9A CN114381959B (en) | 2022-01-18 | 2022-01-18 | Structure and method for controlling twisting distance switching of double twisting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210055679.9A CN114381959B (en) | 2022-01-18 | 2022-01-18 | Structure and method for controlling twisting distance switching of double twisting machine |
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| CN114381959A true CN114381959A (en) | 2022-04-22 |
| CN114381959B CN114381959B (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210055679.9A Active CN114381959B (en) | 2022-01-18 | 2022-01-18 | Structure and method for controlling twisting distance switching of double twisting machine |
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| GB1290900A (en) * | 1966-02-24 | 1972-09-27 | ||
| JP2001055678A (en) * | 1999-08-10 | 2001-02-27 | Tokyo Seiko Co Ltd | Double twisting strander |
| CN2430465Y (en) * | 2000-07-20 | 2001-05-16 | 姚永君 | Improvement of driving device of steel wire rope twisting machine |
| CN2550561Y (en) * | 2002-03-05 | 2003-05-14 | 王维民 | Gear speed reducer |
| CN202323530U (en) * | 2011-11-11 | 2012-07-11 | 贵州钢联金属制品有限公司 | Rope making machine |
| CN102965990A (en) * | 2012-11-20 | 2013-03-13 | 江阴市华方机电科技有限公司 | Novel pipeless steel wire rope stranding machine |
| CN105465287A (en) * | 2016-01-07 | 2016-04-06 | 刘朝龙 | Small planetary reducer |
| CN107228170A (en) * | 2017-07-17 | 2017-10-03 | 湖北三江航天江北机械工程有限公司 | Steel wire rope double twisting device transmission system collocation method |
| CN107339373A (en) * | 2017-08-30 | 2017-11-10 | 李乐 | A kind of reductor |
| CN210481876U (en) * | 2019-07-09 | 2020-05-08 | 王庆凤 | Rope making machine |
-
2022
- 2022-01-18 CN CN202210055679.9A patent/CN114381959B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1290900A (en) * | 1966-02-24 | 1972-09-27 | ||
| JP2001055678A (en) * | 1999-08-10 | 2001-02-27 | Tokyo Seiko Co Ltd | Double twisting strander |
| CN2430465Y (en) * | 2000-07-20 | 2001-05-16 | 姚永君 | Improvement of driving device of steel wire rope twisting machine |
| CN2550561Y (en) * | 2002-03-05 | 2003-05-14 | 王维民 | Gear speed reducer |
| CN202323530U (en) * | 2011-11-11 | 2012-07-11 | 贵州钢联金属制品有限公司 | Rope making machine |
| CN102965990A (en) * | 2012-11-20 | 2013-03-13 | 江阴市华方机电科技有限公司 | Novel pipeless steel wire rope stranding machine |
| CN105465287A (en) * | 2016-01-07 | 2016-04-06 | 刘朝龙 | Small planetary reducer |
| CN107228170A (en) * | 2017-07-17 | 2017-10-03 | 湖北三江航天江北机械工程有限公司 | Steel wire rope double twisting device transmission system collocation method |
| CN107339373A (en) * | 2017-08-30 | 2017-11-10 | 李乐 | A kind of reductor |
| CN210481876U (en) * | 2019-07-09 | 2020-05-08 | 王庆凤 | Rope making machine |
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| Publication number | Publication date |
|---|---|
| CN114381959B (en) | 2023-08-01 |
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