CN202130926U - Constant-tension paying-off device for cords - Google Patents
Constant-tension paying-off device for cords Download PDFInfo
- Publication number
- CN202130926U CN202130926U CN201120255141U CN201120255141U CN202130926U CN 202130926 U CN202130926 U CN 202130926U CN 201120255141 U CN201120255141 U CN 201120255141U CN 201120255141 U CN201120255141 U CN 201120255141U CN 202130926 U CN202130926 U CN 202130926U
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- cotton rope
- unwrapping wire
- level
- wheels
- tension
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Abstract
The utility model discloses a constant-tension paying-off device for cords. The device comprises a paying-off disc, a winding-up disc and cords respectively wound on the paying-off disc and the winding-up disc, wherein the winding-up disc is a driving wheel used for winding the cords at a certain rotating speed; first-stage tension is produced on the cord behind the paying-off disc; second-stage tension is produced on the cord in front of the winding-up disc; a wheel shaft of the paying-off disc is provided with a first-stage paying-off power mechanism for controlling the first-stage tension through torsion or speed; and the cord in front of the paying-off disc is wound with a second-stage paying-off wheel set capable of controlling the second-stage tension of the cord through output torque or the speed. The constant-tension paying-off device effectively solves the problems of large tension, unstable transmission and the like of the cords in transmission process in the paying-off device; and the constant-tension paying-off device for the cords has the characteristics of having a simple structure, being convenient to use, mount and regulate, ensuring the safe transmission of the cord under conditions of higher precision and constant tension, etc.
Description
Technical field
The utility model relates to and a kind of cotton rope is carried out the actinobacillus device of permanent Tension Control, belong to cotton rope coiling transmission technique field.
Background technology
In the prior art, cotton rope or wheel band etc. transmits winding process, mainly is between draw drum and take-up reel, after twining draw drum and take-up reel, is undertaken by the take-up reel drive; Generally; Take-up reel is the active wheel disc, and the tension force drive through cotton rope drives draw drum and rotates unwrapping wire passively; To realize the take-up transmission process of cotton rope on take-up reel; And in this process, often just have a bigger tensile force on the cotton rope, and this tensile force is constantly to change in the transmission process of whole cotton rope; The tensile force of this continuous variation will influence the mode of operation and the workmanship of cotton rope transmission in some workplace, even can influence the service life of device.Therefore, some users always hope and can in real work, improve the working tension problem that cotton rope produces as much as possible in actual transport process.And common terms of settlement is: change draw drum into driving wheel by follower, and with the synchronization (consistent) of rotating speed with the take-up reel of this driving wheel; But this method can only be improved on the cotton rope certain force of strain size, because one be that the active rotating speed of draw drum and take-up reel can not reach synchronously, velocity of rotation separately can receive the influence of various factors, like factors such as the speed of unwrapping wire, unwrapping wire amounts; The 2nd, because of middle cotton rope self can produce a tension force that is changing in transmission course, promptly the tension force of transmitting moving on whole cotton rope be different, changing, it can cause the instability of whole tension force.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that prior art exists, and provides a kind of simple in structure, uses convenient regulation and control is installed, and can make the permanent tension stringing device of the transmission cotton rope cotton rope of safe operation under the permanent tension state of degree of precision of reeling.
The purpose of the utility model is accomplished through following technical scheme; This device includes draw drum and take-up reel and is wound on the cotton rope on draw drum and the take-up reel respectively; Wherein take-up reel be with certain rotating speed with cotton rope around above that driving wheel; Producing on the cotton rope after the said draw drum has one-level tension force, and on the cotton rope before the take-up reel, produce secondary tension force is arranged; The wheel shaft of said draw drum is provided with the one-level unwrapping wire actuating unit through moment of torsion or speed control cotton rope one-level tension force; Coiling has the secondary unwrapping wire wheels that can control cotton rope secondary tension force through output torque or speed on the cotton rope before the said draw drum.
Described one-level unwrapping wire actuating unit constitutes by buncher or by adjustable torque clutch or by adjustable torque arrester or by adjustable torque clutch and motor combination at least; Described secondary unwrapping wire wheels link to each other with a secondary buncher at least; Described one-level unwrapping wire actuating unit links to each other with an electric-control system respectively with described secondary buncher and controlled by it.
Described draw drum is provided with a diameter sensor and links to each other with described electric-control system; Cotton rope after the described draw drum be provided with one be connected in one-level floating roller load maintainer the one-level wheels that float; Described secondary buncher links to each other with said secondary unwrapping wire wheels through a power-transfer clutch.
Described electric-control system is connected with the tachogenerator that links to each other with draw drum, or is installed in the tachogenerator that fifth wheel links to each other on the cotton rope between unwrapping wire wheels and the take-up reel with one; The unsteady wheels of described one-level are provided with the floating roller position transduser, and this floating roller position transduser links to each other with said electric-control system.
One tension pick-up that links to each other with said electric-control system also is installed on the cotton rope between said unwrapping wire wheels and the take-up reel.
One secondary that links to each other with the secondary floating roller load maintainer wheels that float also are installed on the cotton rope between said unwrapping wire wheels and the take-up reel.
One secondary that links to each other with the secondary floating roller load maintainer wheels that float also are installed on the cotton rope between said unwrapping wire wheels and the take-up reel.
Described one-level buncher and secondary buncher are respectively by bag one servomotor or variable-frequency motor, and coupled speed-changing mechanism is formed.
Described speed-changing mechanism is that the one or more combination of gear, belt pulley, sprocket wheel, friction wheel formation forms.
The utility model belongs to a kind of improvement to prior art; It has solved in the actinobacillus device problems such as hightension in the cotton rope transport process, unstable transmission effectively; Have simple in structure; Convenient regulation and control use to be installed, can to make cotton rope be transmitted under degree of precision, the permanent tension state characteristics such as safe operation.
Description of drawings
Fig. 1 is the described conveyer belt structural representation of the utility model.
The specific embodiment
To combine accompanying drawing that the utility model is done detailed introduction below: shown in Figure 1; The utility model includes draw drum 1 and take-up reel 2 and is wound on the cotton rope 3 on draw drum 1 and the take-up reel 2 respectively; Wherein take-up reel 2 be with certain rotating speed with cotton rope 3 around above that driving wheel; Producing on the cotton rope 3 after the said draw drum 1 has one-level tension force F1, and on the cotton rope 3 before the take-up reel 2, produce secondary tension force F2 is arranged; The wheel shaft of said draw drum 1 is provided with the one-level unwrapping wire actuating unit 4 through moment of torsion or speed control cotton rope one-level tension force F1; Coiling has the secondary unwrapping wire wheels 10 that can control cotton rope secondary tension force F2 through output torque or speed on the cotton rope 3 before the said draw drum 1.
Described one-level unwrapping wire actuating unit 4 constitutes by buncher or by adjustable torque clutch or by adjustable torque arrester or by adjustable torque clutch and motor combination at least; One-level payingoff mechanism 4 described in the figure adopts servomotor or variable-frequency motors, and coupled have a speed-changing mechanism 5; Described speed-changing mechanism 5 is that the one or more combination of gear, belt pulley, sprocket wheel, friction wheel formation forms; Speed-changing mechanism 5 shown in the figure is a speed-change gear.Described one-level payingoff mechanism 4 links to each other with an electric-control system 17 and controlled by it, and this electric-control system 17 can be controlled the rotating speed or the moment of torsion of one-level unwrapping wire actuating unit 4, and the tension force of controlling the cotton rope 3 of deriving from draw drum 1 then reaches initial tension F1.
Described draw drum 1 is provided with a diameter sensor 6 and links to each other with described electric-control system 17, and it is used to measure the diameter of draw drum 1 remaining cotton rope volume, and sends into electric-control system 17 through the diameter sensor signal.
Formed one-level Tension Control process section with float wheels 7 etc. of upper class unwrapping wire actuating unit 4, draw drum 1 and one-level.
The described secondary unwrapping wire of the utility model wheels 10 link to each other with a secondary buncher 11 at least, and secondary buncher 11 links to each other with an electric-control system 17 and controlled by it.Described secondary unwrapping wire wheels 10 are made up of drive wheel and pulley, and drive wheel links to each other with a power-transfer clutch 13, and link to each other with described secondary buncher 11 through a speed-changing mechanism 12; Described secondary buncher 11 adopts servomotor or variable-frequency motor; Coupled speed-changing mechanism 12 is that the one or more combination of gear, belt pulley, sprocket wheel, friction wheel formation forms; It can play deceleration effort, also can be the speedup effect; When converter speed ratio was 1: 1, speed-changing mechanism 12 can not installed or replace with coupler; Speed-changing mechanism 12 shown in the figure is a speed-change gear.Described power-transfer clutch 13 can be a kind of power-transfer clutch of adjustable moment of torsion, also can be the power-transfer clutch that only plays adhesive and disengagement effect.
The described electric-control system 17 of the utility model is connected with the tachogenerator 16 that links to each other with draw drum 2, or is installed in the tachogenerator 16 that fifth wheel 15 links to each other on the cotton rope 3 between secondary unwrapping wire wheels 10 and the take-up reel 2 with one, shown in figure; The diameter of described fifth wheel 15 is known, behind the tachometer signal that records in conjunction with tachogenerator, after electric-control system 17 internal calculation, can record the linear velocity of cotton rope 3; Described tachogenerator 16 can be measured the rotating speed or the angle of fifth wheel, and it can be tachogenerator or rotary encoder, and tachometer signal is sent into electric-control system 17.
One tension pick-up 14 that links to each other with said electric-control system 17 also is installed on the cotton rope 3 between said secondary unwrapping wire wheels 10 and the take-up reel 2, and it can detect the final actual tension F2 of the secondary Tension Control process section of cotton rope 3, and tension signal is sent into electric-control system 17.
One secondary that links to each other with secondary floating roller load maintainer 19 wheels 18 that float also are installed on the cotton rope 3 between the said secondary unwrapping wire of the utility model wheels 10 and the take-up reel 2; The unsteady wheels 18 of said secondary comprise the dead sheave and the movable pulley composition of some quantity, are wound with individual pen or many astragals rope 3 on the unsteady wheels of secondary, and the unsteady wheels 18 of secondary have the line effect of storage and tension force smoothing effect; Described secondary floating roller load maintainer can make spring, or the combination of spring and cylinder, and the one of which end links to each other with the movable pulley of unsteady wheels, and the other end is captiveed joint with basic machine.
The utility model major control principle is following,
The control principle of one-level Tension Control process section: when electric-control system 17 finds that one-level initial tension F1 is less than normal; Electric-control system 17 strengthens the brake torque of one-level payingoff mechanism 4 or the line sending speed of the one-level payingoff mechanism 4 that slows down automatically automatically, so that the one-level initial tension increases; When finding that one-level initial tension F1 is bigger than normal, electric-control system 17 reduces the brake torque of one-level payingoff mechanism 4 automatically or accelerates the line sending speed of one-level payingoff mechanism 4 automatically, so that the one-level initial tension reduces; Like this can be within the specific limits the control of the one-level initial tension of cotton rope 3.
The control principle of secondary Tension Control process section: when electric-control system 17 finds that secondary tension force F2 is less than normal; Electric-control system 17 increases the output brake torque of secondary unwrapping wire wheels 10 through control change speed motor moving 11 and power-transfer clutch 13; Or the output speed of secondary unwrapping wire wheels 10 is slowed down, thereby control secondary tension force F2 increases; When finding that secondary tension force F2 is bigger than normal, electric-control system 17 reduces the output brake torque of secondary unwrapping wire wheels 10 through control change speed motor moving 11 and power-transfer clutch 13, or the output speed of secondary unwrapping wire wheels 10 is accelerated, thereby control secondary tension force F2 reduces; Like this can be within the specific limits the secondary tension force F2 of cotton rope 3 control.
The control of the utility model through two-stage Tension Control process section as shown in Figure 1 reaches final secondary tension force F2 with the tension force of cotton rope 3.After cotton rope 3 was controlled through one-level Tension Control process section, tension force reached one-level tension force F1, and cotton rope 3 is through behind the secondary Tension Control process section, and tension force reaches final secondary tension force F2.
One-level Tension Control process section can be through regulating one-level unwrapping wire actuating unit 4 moment of torsion or the speed one-level tension force F1 that controls cotton rope 3.
When one-level Tension Control process section was controlled the one-level tension force F1 of cotton rope 3 through the moment of torsion of regulating one-level unwrapping wire actuation mechanism 4, draw drum diameter sensor 6 can be installed with floating roller position transduser 9 simultaneously, also one of them can only be installed; When floating roller position transduser 9 was not installed, the unsteady wheels 7 of one-level can be installed or do not installed with one-level floating roller load maintainer 8.
When one-level Tension Control process section is controlled the one-level tension force F1 of cotton rope 3 through the moment of torsion of regulating one-level unwrapping wire actuation mechanism 4; One-level unwrapping wire actuating unit 4 can adopt servomotor; Or adopt adjustable torque clutch; Or adopt adjustable torque arrester, or adopt the combination of adjustable torque clutch and motor.
When one-level Tension Control process section was controlled the one-level tension force F1 of cotton rope 3 through the speed of regulating one-level unwrapping wire actuation mechanism 4, draw drum diameter sensor 6 can be installed or not install.
When one-level Tension Control process section was controlled the one-level tension force F1 of cotton rope 3 through the speed of regulating one-level unwrapping wire actuation mechanism 4, one-level unwrapping wire actuating unit 4 can adopt servomotor, or adopted the motor of adjustable speed such as variable-frequency motor.
When one-level payingoff mechanism 4 contained motor, draw drum 1 not only can be derived cotton rope 3 to take-up plate 2 directions, and draw drum 1 also can be regained cotton rope 3 by reversing sense.
Secondary Tension Control process section is controlled the secondary tension force F2 of cotton rope 3 through regulating the output torque or the speed of secondary unwrapping wire wheels 10.
When secondary Tension Control process section is controlled the secondary tension force F2 of cotton rope 3 through the output torque of regulating secondary unwrapping wire wheels 10; Like power-transfer clutch 13 are the nonadjustable power-transfer clutchs of moment of torsion; Be that power-transfer clutch has been adhesive and disengagement effect; The output torque of secondary unwrapping wire wheels 10 can realize that this moment, power-transfer clutch 13 was adhesives through the output torque of regulating change speed motor 11.
When secondary Tension Control process section is controlled the secondary tension force F2 of cotton rope 3 through the output torque of regulating secondary unwrapping wire wheels 10, do not install like power-transfer clutch 13, the output torque of secondary unwrapping wire wheels 10 also can be realized through the output torque of regulating change speed motor 11.
When secondary Tension Control process section is controlled the secondary tension force F2 of cotton rope 3 through the output torque of regulating secondary unwrapping wire wheels 10; Moment of torsion like power-transfer clutch 13 is adjustable; The output torque of secondary unwrapping wire wheels 10 can be through regulating power-transfer clutch 13 the size of output torque realize that the direction of output torque is decided by the rotation direction of change speed motor 11.
When secondary Tension Control process section was controlled the secondary tension force F2 of cotton rope 3 through the output speed of regulating secondary unwrapping wire wheels 10, power-transfer clutch 13 can be installed and can not install.When installing like power-transfer clutch 13, then during machine coiling work, power-transfer clutch must be adhesive.But the rotating speed of the output speed overregulate change speed motor 11 of secondary unwrapping wire wheels 10 is realized like this.
When secondary Tension Control process section was controlled the secondary tension force F2 of cotton rope 3 through the output speed of regulating secondary unwrapping wire wheels 10, power-transfer clutch 13 can be installed and can not install.When not installing like power-transfer clutch 13, speed-changing mechanism 12 promptly as shown in Figure 1 directly links to each other with secondary unwrapping wire wheels 10, but like this output speed of secondary unwrapping wire wheels 10 also the rotating speed of overregulate change speed motor 11 realize.
The unsteady wheels 18 of secondary can be installed also and can not install with secondary floating roller load maintainer 19.During installation, the float combination of wheels 18 and secondary floating roller load maintainer 19 of secondary can be installed in any position of unwrapping wire wheels 10 to the path of the cotton rope 3 of take-up reel 2.
If the diameter value of take-up reel 2 can be obtained by electric-control system, then tachogenerator 16 can link to each other with take-up reel, and this moment, fifth wheel 15 can not installed.
Tension pick-up 14 can be installed in any position of unwrapping wire wheels 10 to the path of the cotton rope 3 of take-up reel 2.
Speed-changing mechanism 5 can be a gear, belt pulley, sprocket wheel; Friction wheels etc. have the combination of any of chronotropic action or several kinds, can be deceleration efforts, also can be that speedup is done; Converter speed ratio is 1: 1 o'clock, and speed-changing mechanism 5 can not installed or replace with coupler.
Speed-changing mechanism 12 can be a gear, belt pulley, sprocket wheel; Friction wheels etc. have the combination of any of chronotropic action or several kinds, can be deceleration efforts, also can be that speedup is done; Converter speed ratio is 1: 1 o'clock, and speed-changing mechanism 12 can not installed or replace with coupler.
Speed-changing mechanism 12 can be installed between change speed motor 11 and the power-transfer clutch 13, also can be installed between power-transfer clutch 13 and the secondary unwrapping wire wheels 10.Perhaps between change speed motor 11 and power-transfer clutch 13, and between power-transfer clutch 13 and the secondary unwrapping wire wheels speed-changing mechanism 12 is installed all.
Claims (9)
1. the permanent tension stringing device of a cotton rope; This device includes draw drum and take-up reel and is wound on the cotton rope on draw drum and the take-up reel respectively; Wherein take-up reel be with certain rotating speed with cotton rope around above that driving wheel; Producing on the cotton rope after the said draw drum has one-level tension force, and on the cotton rope before the take-up reel, produce secondary tension force is arranged; The wheel shaft that it is characterized in that said draw drum (1) is provided with the one-level unwrapping wire actuating unit (4) through moment of torsion or speed control cotton rope (3) one-level tension force (F1); Go up coiling at said draw drum (2) cotton rope (3) before the secondary unwrapping wire wheels (10) that can control cotton rope secondary tension force (F2) through output torque or speed are arranged.
2. the permanent tension stringing device of cotton rope according to claim 1 is characterized in that described one-level unwrapping wire actuating unit (4) constitutes by buncher or by adjustable torque clutch or by adjustable torque arrester or by adjustable torque clutch and motor combination at least; Described secondary unwrapping wire wheels (10) link to each other with a secondary buncher (11) at least; Described one-level unwrapping wire actuating unit (4) links to each other with an electric-control system (17) respectively with described secondary buncher (11) and controlled by it.
3. the permanent tension stringing device of cotton rope according to claim 2 is characterized in that described draw drum (1) is provided with a diameter sensor (6) and links to each other with described electric-control system (17); Described draw drum (1) cotton rope (3) afterwards be provided with one be connected in one-level floating roller load maintainer (8) the one-level wheels (7) that float; Described secondary buncher (11) links to each other with said secondary unwrapping wire wheels (10) through a power-transfer clutch (13).
4. according to the permanent tension stringing device of claim 2 or 3 described cotton ropes; It is characterized in that described electric-control system (17) is connected with the tachogenerator (16) that links to each other with take-up reel (2), or be installed between secondary unwrapping wire wheels (10) and the take-up reel (2) cotton rope (3) and go up the tachogenerator (16) that fifth wheel (15) links to each other with one; The described one-level wheels (7) that float are provided with floating roller position transduser (9), and this floating roller position transduser (9) links to each other with said electric-control system (17).
5. the permanent tension stringing device of cotton rope according to claim 4 is characterized in that also being equipped with on the cotton rope (3) between said secondary unwrapping wire wheels (10) and the take-up reel (2) tension pick-up (14) that links to each other with said electric-control system (17).
6. the permanent tension stringing device of cotton rope according to claim 4 is characterized in that also being equipped with on the cotton rope (3) between said secondary unwrapping wire wheels (10) and the take-up reel (2) secondary that links to each other with secondary floating roller load maintainer (19) wheels (18) that float.
7. the permanent tension stringing device of cotton rope according to claim 5 is characterized in that also being equipped with on the cotton rope (3) between said secondary unwrapping wire wheels (10) and the take-up reel (2) secondary that links to each other with secondary floating roller load maintainer (19) wheels (18) that float.
8. the permanent tension stringing device of cotton rope according to claim 2 is characterized in that described one-level buncher and secondary buncher be made up of a servomotor or variable-frequency motor respectively, and is connected with a speed-changing mechanism separately.
9. the permanent tension stringing device of cotton rope according to claim 8 is characterized in that described speed-changing mechanism is that the one or more combination that gear, belt pulley, sprocket wheel, friction wheel constitute forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120255141U CN202130926U (en) | 2011-07-06 | 2011-07-06 | Constant-tension paying-off device for cords |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120255141U CN202130926U (en) | 2011-07-06 | 2011-07-06 | Constant-tension paying-off device for cords |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202130926U true CN202130926U (en) | 2012-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120255141U Expired - Lifetime CN202130926U (en) | 2011-07-06 | 2011-07-06 | Constant-tension paying-off device for cords |
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| Country | Link |
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| CN (1) | CN202130926U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102285557A (en) * | 2011-07-06 | 2011-12-21 | 陈建文 | Tension let-off device for rope |
| CN104271480A (en) * | 2012-05-03 | 2015-01-07 | Btsr国际股份公司 | Method and device for winding a synthetic yarn coming from an extruder |
| CN104495513A (en) * | 2014-12-16 | 2015-04-08 | 中材科技股份有限公司 | Glass fiber winding creel for tangential protofilament unwinding |
| CN108031725A (en) * | 2015-11-13 | 2018-05-15 | 芜湖楚江合金铜材有限公司 | Flat wire former |
| CN110104503A (en) * | 2019-05-27 | 2019-08-09 | 无锡职业技术学院 | A kind of electromagnetic type automatic control wire rod tensioning transmission conveying equipment |
| CN110899349A (en) * | 2019-12-10 | 2020-03-24 | 宁波汉博贵金属合金有限公司 | Wire drawing machine |
-
2011
- 2011-07-06 CN CN201120255141U patent/CN202130926U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102285557A (en) * | 2011-07-06 | 2011-12-21 | 陈建文 | Tension let-off device for rope |
| CN104271480A (en) * | 2012-05-03 | 2015-01-07 | Btsr国际股份公司 | Method and device for winding a synthetic yarn coming from an extruder |
| US9834403B2 (en) | 2012-05-03 | 2017-12-05 | Btsr International S.P.A. | Method and device for winding a synthetic yarn coming from an extruder |
| CN104495513A (en) * | 2014-12-16 | 2015-04-08 | 中材科技股份有限公司 | Glass fiber winding creel for tangential protofilament unwinding |
| CN108031725A (en) * | 2015-11-13 | 2018-05-15 | 芜湖楚江合金铜材有限公司 | Flat wire former |
| CN108114999A (en) * | 2015-11-13 | 2018-06-05 | 芜湖楚江合金铜材有限公司 | Former |
| CN108144961A (en) * | 2015-11-13 | 2018-06-12 | 芜湖楚江合金铜材有限公司 | Copper alloy former |
| CN110104503A (en) * | 2019-05-27 | 2019-08-09 | 无锡职业技术学院 | A kind of electromagnetic type automatic control wire rod tensioning transmission conveying equipment |
| CN110899349A (en) * | 2019-12-10 | 2020-03-24 | 宁波汉博贵金属合金有限公司 | Wire drawing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shaoxing County Horse Machinery Manufacturing Co., Ltd. Assignor: Chen Jianwen Contract record no.: 2013330000369 Denomination of utility model: Constant-tension paying-off device for cords Granted publication date: 20120201 License type: Exclusive License Record date: 20131211 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120201 |
|
| CX01 | Expiry of patent term |