CN203360675U - Twisting mechanism of two-for-one twister - Google Patents
Twisting mechanism of two-for-one twister Download PDFInfo
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- CN203360675U CN203360675U CN 201320358062 CN201320358062U CN203360675U CN 203360675 U CN203360675 U CN 203360675U CN 201320358062 CN201320358062 CN 201320358062 CN 201320358062 U CN201320358062 U CN 201320358062U CN 203360675 U CN203360675 U CN 203360675U
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- twisting
- tengential belt
- spindle
- twister
- driving wheel
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Abstract
The utility model discloses a twisting mechanism of a two-for-one twister. The twisting mechanism of the two-for-one twister comprises a rack, and is characterized in that a plurality of twisting units basically identical in structure are arranged on the rack, each twisting unit comprises a set of spindles, a tangential belt, a servo motor, a driving wheel and a plurality of steering wheels, the spindles are arranged on the tangential belts, the servo motors drive the tangential belts through the driving wheels, and the steering wheels are arranged at the corners of the tangential belts. The twisting mechanism has the advantages of being small in total power and power consumption, low in manufacturing cost, uniform in twisting speed and good in control stability and synchronism.
Description
Technical field
The utility model relates to field of textile machinery, relates in particular to the two-for-one twister field, specifically a kind of twisting mechanism of two-for-one twister.
Background technology
Two-for-one twister is a kind of twisting equipment, can be bonded into strand to the single thread more than two strands or two strands by twisting, realizes that one turns two sth. made by twisting, and twisting efficiency significantly improves than traditional twisting apparatus.And, there is package capacity and increase, the myriametre non junction, the twisting quality significantly improves, and lower floor height, be particularly suitable for the advantages such as operation, so be widely used in the twisting operation of the cotton textiles of the fibers such as cotton, hair, terylene in textile industry and blended yarn.
Commercially available two-for-one twister, mainly be divided into two kinds of structures at present.
The category-A structure: this structure is the most traditional two-for-one twister, by a main motor (as asynchronous induction machine), drag, through tengential belt, transmission completes the rotation of spindle, complete the action of three parts such as the rotation of take up roll, the yarn-transfering rod reciprocating motion of traversing by the transmission of tengential belt and gear-box, each running part is by a plurality of gearbox drive.The two-for-one twister of this Purely mechanical must configure a large amount of twist transformation gear and belt pulley, to meet the requirement of the different twist yarns of processing, not only machine construction is complicated, bulky, accessory is many, and gear-box difficulty of processing adjustment difficulty large, technique change is large and loaded down with trivial details, the running noise large, especially severe be that energy consumption is high.The energy-saving and emission-reduction that this and China advocate require incompatible.The great number production cost that huge power consumption produces has not only weakened the market competitiveness of China textile enterprise, more because the energy consumption accounting of our textile enterprise is high, some place is in order to reach the requirement of energy-saving and emission-reduction, limited newly added equipment, existing equipment is carried out to limit production simultaneously, some local can only operation 9 months in 1 year, produced serious social concern, affected the construction of harmonious society.
For said structure, a kind of improved plan is to consider directly main motor to be replaced by well behaved permanent magnet AC synchronous servo motor.But still can there be two problems in this improvement, the first is along with the increase of power, and the price of servomotor will be multiplied, thus powerful servomotor and the controller price very expensive, very uneconomical; Next is the not variation of improvement, the particularly efficiency of winding mechanism and transversing mechanism of power transmission loss of present mode.
A kind of improved plan is separately arranged, high-performance full-computerized two-for-one twisting as disclosed as Chinese patent CN201770813U, with reference to Fig. 1, it comprises twisting mechanism, haulage gear, transversing mechanism and winding mechanism, described twisting mechanism comprises spindle parts 3 ', tengential belt 12 ', tengential belt driving motor 1 ' and central belt tensioning wheel 2 ', described tengential belt driving motor 1 ' has two, spindle parts 3 ' are arranged on tengential belt 12 ', tengential belt 12 ' is connected with tengential belt driving motor 1 ', and the spindle parts 3 ' that driven on tengential belt 12 ' by tengential belt driving motor 1 ' rotate.Described haulage gear comprises traction driving wheel 10 ', traction rubber roller 11 ' and traction electric machine 4 ', traction driving wheel 10 ' and 11 ' the pressing transmission of traction rubber roller, traction driving wheel 10 ' is connected with traction electric machine 4 ', is driven traction driving wheel 10 ' and is driven traction rubber roller 11 ' by traction electric machine 4 ' and rotate.Described transversing mechanism comprises feed carrier 9 ' and traversing gear and the motor 5 ' that traverses, and feed carrier 9 ' is connected with traversing gear and the motor 5 ' that traverses, and by traversing gear and motor 5 ' the band action transverse reciprocating that traverses, is moved.Described winding mechanism comprises coiling driving wheel 8 ', receives spool 7 ' and coiling motor 6 ', coiling driving wheel 8 ' coordinates rotation by frictional force with receipts spool 7 ', coiling driving wheel 8 ' is connected with coiling motor 6 ', drive the 7 ' rotation of receipts spool by coiling motor 6 ' by coiling driving wheel 8 ', thereby complete the twisting of yarn.
The two-for-one twister of said structure, the tengential belt transmission adopts Dual-motors Driving, guarantees that tengential belt active pilled-in selvedge and passive slack list are consistent to the frictional force of spindle axis, thereby guarantees that the spindle rotating speed of all same machines is consistent.In general, there are up to a hundred spindles (routine is 128 spindles) on a two-for-one twister, only by two motors, by one continuous line, be with and drive all 128 spindles, the power of each motor is very large (about the 4KW left and right) still, thereby cost is still higher, its motor is also the induction machine of highly energy-consuming simultaneously.The overall length of tengential belt is very long in addition, although adopted bi-motor, easily skids, thereby can't guarantee that the rotating speed of all spindles is consistent, and then cause twist inequality.
Category-B structure: referring to Fig. 3, a kind of two-for-one twister motor coordination motion control device based on bus as disclosed as Chinese patent CN201842920U, comprise a host computer, some controllers, some motors, some spindles and bus, described host computer is connected with some controllers by described bus, between every described controller and described motor, is provided with holding wire.The two-for-one twister of this structure, each spindle drives with a motor, can reach in theory the purpose of energy-saving and noise-reducing, but its price reaches more than 4 times of category-A structure, and the cost of high enterprise makes existing textile enterprise hang back.And, adopt permanent magnetic brushless to drive, its SERVO CONTROL is that simple square wave is controlled, so stability and synchronism are poor.
Summary of the invention
To be solved in the utility model is the problems referred to above that prior art exists, the twisting mechanism of the two-for-one twister that aim to provide that a kind of power consumption and cost are lower, the matching performance of spindle and take up roll (receiving spool) is good.
For addressing the above problem, the utility model adopts following technical scheme: a kind of twisting mechanism of two-for-one twister, comprise frame, it is characterized in that described frame is provided with the essentially identical twisting of several structures unit, described each twisting unit comprises one group of spindle, one continuous line band, a servomotor, a driving wheel and several deflecting rollers, described one group of spindle is arranged on described tengential belt, described servomotor drives described tengential belt by described driving wheel, and described deflecting roller is arranged on the corner of described tengential belt.
The twisting mechanism of two-for-one twister of the present utility model, comprise a plurality of servomotors, and each servomotor drags a little tengential belt rotation, and this little tengential belt drives one group of spindle rotation again, therefore has following characteristics:
1, due to the main motor that has removed the power consumption maximum (commercially available general employing be 7.5KW), use several servomotors instead, simultaneously because the staring torque of servomotor is larger, therefore can select suitable power, made overall power reduce.And asynchronous induction machine is except the efficiency of full load is higher, the efficiency under general load is on the low side.Therefore, the utility model has overcome the power consumption problem of existing category-A structure, utilizes the higher efficiency of servomotor, can effectively reduce power consumption.
2, adopt the unit form grouping to control spindle, the power of each servomotor, between 0.4-0.8KW, therefore can not increase manufacturing cost, thereby overcome the Cost Problems of existing category-A structure.
3, the overall length of the tengential belt in each unit is shorter, and can select flexible tengential belt, easily drives, and can not skid, thereby guarantee that the rotating speed of all spindles is consistent.
4, by the mode of industrial-controlled general line, each servomotor is turned round voluntarily, utilizes the speed controling ability of servomotor, make speed difference between each servomotor remain on ± 0.1% in, meet the requirement of concurrent working, thereby reach the uniform effect of the twist.
5, between motor driver, can accept instruction by the mode of communication, accept instruction work later voluntarily, precision while due to servomotor, being operated in speed control mode can reach ± 0.1% in, the speed feedback self arranged simultaneously and follow the tracks of, therefore not needing the help of host computer to work voluntarily.Can not revise voluntarily once step-out be detected, can send warning message, notice main frame, the working method that main frame is new according to the model selection of setting in advance (work on or send halt instruction).
6, the utility model can be transformed on the basis of existing technology, does not substantially change the installation site of existing spindle, thereby can further save construction costs.
As further improvement of the utility model, described servomotor is the permanent magnet AC synchronous motor.What adopt due to the permanent magnet AC synchronous motor is sinusoidal wave control, thereby stability and the synchronism controlled are better.
As of the present utility model, further improve, described spindle is arranged on the outside of described tengential belt again, and described deflecting roller and driving wheel are arranged on the inboard of described tengential belt.Spindle is positioned at the outside of tengential belt, is conducive to operation.Otherwise spindle is positioned at the inboard of tengential belt, also can realize in theory twisting fully, but the shape of tengential belt must be spirogyrate, can bring the inconvenience that arranges and operate.
As of the present utility model, further improve, described spindle and driving wheel are arranged on the outside of described tengential belt again, and described deflecting roller is arranged on the inboard of described tengential belt.
As of the present utility model, further improve, described deflecting roller is 3-4 again.
As of the present utility model, further improve, described twisting unit is 4-16, and the spindle number of each unit is 8-32.
The accompanying drawing explanation
Fig. 1 is the structural representation of existing category-A structure twisting mill.
Fig. 2 is the structural representation of the twisting mechanism of existing category-A structure twisting mill.
Fig. 3 is the structured flowchart of the control device of existing category-B structure twisting mill.
Fig. 4 is the structural representation of a twisting unit of the utility model twisting mechanism.
Fig. 5 is electrical control block diagram of the present utility model.
Fig. 6 is the structural representation of a twisting unit in another embodiment of the utility model twisting mechanism.
The specific embodiment
See figures.1.and.2, the structural representation of the twisting mechanism of existing category-A structure two-for-one twister.As shown in Figure 2, in prior art, the inboard, two ends of tengential belt 12 ' is provided with a driving wheel 13 ' and a driven pulley 17 ', and described driving wheel 13 ' is arranged on the shaft extension end of motor, and for driving described tengential belt 12 ', described driven pulley 17 ' is for transmission.Spindle parts 3 ' are divided into two groups of outsides that are arranged on tengential belt 12 ', and the spindle parts of interval some arrange a pair of expansion tightening wheel 14 '.It is upper that described expansion tightening wheel 14 ' is fixed on frame 15 ', and the inboard of position tengential belt 12 '.The twisting mechanism of this structure, power of motor is large, thereby power consumption is also large, and tengential belt is longer, in transmission process, easily skids.
With reference to Fig. 3, the structure of the control device of existing category-B structure twisting mill, each spindle drives with a motor, and its defect front was described, and did not repeat them here.
With reference to Fig. 4, twisting mechanism of the present utility model, comprise frame 1, described frame 1 is provided with 8 the essentially identical twisting of structure unit, and described each twisting unit comprises that one group of spindle 3, one continuous line are with 2, servomotors 6, driving wheel 5 and 3 deflecting rollers 4.Described one group of spindle comprises 16 spindles, minute curved outside that is distributed in described tengential belt 2 of two groups.The shaft extension end of described servomotor arranges described driving wheel 5, and driving wheel 5 and 3 deflecting rollers 4 are placed in respectively on four corners of described tengential belt 2 inboards.Described servomotor 6 drives described tengential belt 2 to rotate by driving wheel 5, and then drives 16 spindles, 3 rotations in its outside, forms twisting.
With reference to Fig. 5, servomotor of the present utility model adopts the permanent magnet AC synchronous motor.Simultaneously, also each,, with a servomotor, completes the reciprocating motion of transversing mechanism and the rotation of winding mechanism separately for the transversing mechanism of two-for-one twister, winding mechanism.
With the supporting man-machine interface host computer system shown with LCD in addition of the utility model, main frame can be set and display parameters by man-machine interface.
Main frame, by Industry Control fieldbus and motor servo driver communication, imports the motor desired parameters, also can obtain motor operating parameter;
Main frame is contrasted according to the parameter of setting and the parameter of obtaining, and notes abnormalities and according to abnormal Code Selection, shuts down or report to the police output;
Main frame, with the wifi module, can or receive data by the wireless router uploading data.
With reference to Fig. 6, another embodiment of the present utility model, be to have 4 deflecting rollers 4 with last embodiment difference, and be placed in respectively on four corners of described tengential belt 2 inboards.Driving wheel 5 is arranged between two deflecting rollers 4 of tengential belt 2 one ends, and is positioned at the outside of tengential belt 2.All the other structures are identical with last embodiment, also can reach identical technique effect.
According to the two-for-one twister structure of existing standard, the number of spindle unit of every two-for-one twister is 128 usually, and the number of spindle unit of each twisting unit can also be 8 or 32, over 32 or lower than 8, can cause the significantly rising of expense, reduces the cost performance of product.
Should be understood that: above-described embodiment is just to explanation of the present utility model, rather than, to restriction of the present utility model, any utility model do not exceeded in the utility model connotation scope is created, within all falling into protection domain of the present utility model.
Claims (6)
1. the twisting mechanism of a two-for-one twister, comprise frame, it is characterized in that described frame is provided with the essentially identical twisting of several structures unit, described each twisting unit comprises one group of spindle, one continuous line band, a servomotor, a driving wheel and several deflecting rollers, described one group of spindle is arranged on described tengential belt, described servomotor drives described tengential belt by described driving wheel, and described deflecting roller is arranged on the corner of described tengential belt.
2. twisting mechanism as claimed in claim 1, is characterized in that described servomotor is the permanent magnet AC synchronous motor.
3. twisting mechanism as claimed in claim 1, is characterized in that described spindle is arranged on the outside of described tengential belt, and described deflecting roller and driving wheel are arranged on the inboard of described tengential belt.
4. twisting mechanism as claimed in claim 1, is characterized in that described spindle and driving wheel are arranged on the outside of described tengential belt, and described deflecting roller is arranged on the inboard of described tengential belt.
5. twisting mechanism as claimed in claim 1, is characterized in that described deflecting roller is 3-4.
6. twisting mechanism as claimed in claim 1, is characterized in that described twisting unit is 4-16, and the spindle number of each unit is 8-32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320358062 CN203360675U (en) | 2013-06-20 | 2013-06-20 | Twisting mechanism of two-for-one twister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320358062 CN203360675U (en) | 2013-06-20 | 2013-06-20 | Twisting mechanism of two-for-one twister |
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| Publication Number | Publication Date |
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| CN203360675U true CN203360675U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320358062 Expired - Fee Related CN203360675U (en) | 2013-06-20 | 2013-06-20 | Twisting mechanism of two-for-one twister |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276481A (en) * | 2013-06-20 | 2013-09-04 | 王俊波 | Twisting mechanism of two-for-one twisting machine |
| CN110540108A (en) * | 2018-05-29 | 2019-12-06 | 里特机械公司 | Method for determining operating state of textile machine and textile machine |
-
2013
- 2013-06-20 CN CN 201320358062 patent/CN203360675U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103276481A (en) * | 2013-06-20 | 2013-09-04 | 王俊波 | Twisting mechanism of two-for-one twisting machine |
| CN110540108A (en) * | 2018-05-29 | 2019-12-06 | 里特机械公司 | Method for determining operating state of textile machine and textile machine |
| US11673761B2 (en) | 2018-05-29 | 2023-06-13 | Maschinenfabrik Rieter Ag | Method for determining operating conditions of a textile machine, and a textile machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151022 Address after: 310000 Gongshu District branch, 51 Huzhou street, Zhejiang, Hangzhou, Zhejiang University City College Medical Branch Patentee after: Urban College of Zhejiang Univ. Address before: 310015 Hangzhou branch, 51 Huzhou street, Zhejiang City, Zhejiang University Patentee before: Wang Junbo |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20160620 |
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| CF01 | Termination of patent right due to non-payment of annual fee |