CN204211270U - A kind of disc type tensioner - Google Patents

A kind of disc type tensioner Download PDF

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Publication number
CN204211270U
CN204211270U CN201420691846.XU CN201420691846U CN204211270U CN 204211270 U CN204211270 U CN 204211270U CN 201420691846 U CN201420691846 U CN 201420691846U CN 204211270 U CN204211270 U CN 204211270U
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China
Prior art keywords
tension pulley
rotating shaft
coil
iron block
annular iron
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CN201420691846.XU
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Chinese (zh)
Inventor
胡春祥
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Zhejiang Rifa Textile Machinery Co Ltd
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Zhejiang Rifa Textile Machinery Co Ltd
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Priority to CN201420691846.XU priority Critical patent/CN204211270U/en
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Abstract

A kind of disc type tensioner, belongs to textile machinery component technical field.The utility model comprises support, the first tension pulley be used in conjunction with each other and the second tension pulley, drive motor, rotating shaft, back-up ring, coil, bobbin frame and annular iron block, drive motor is fixed on support, rotating shaft front end is provided with square connecting portion, it is corresponding with square connecting portion that first tension pulley and the second tension pulley are provided with square central through hole, bobbin frame is provided with axially extending bore and coil containing cavity, rotating shaft one end is connected with drive motor output shaft, the other end is successively through bobbin frame, first tension pulley, second tension pulley, annular iron block and back-up ring, first tension pulley, second tension pulley and retainer ring spacing are in square connecting portion, bobbin frame and annular iron block do not rotate with rotating shaft, coil is set around rotating shaft outer ring and is fixed in coil containing cavity, coil and annular iron block cooperatively interact.Solve existing tensioner exist poor to the tension compliance of yarn, production efficiency is lower and the problem of adjustment operation complexity.

Description

A kind of disc type tensioner
Technical field
The utility model belongs to textile machinery component technical field, especially relevant with a kind of disc type tensioner.
Background technology
Bobbin-winding machine is last procedure major equipment of Spinning process, and its tensioner is mainly used in providing even, a constant tension force to yarn bobbin winding winding, improves winder yarn quality.Existing tensioner mainly comprises: the active tension dish rotated by direct motor drive, and the driven tension pulley to clamp mutually with active tension dish, by regulating the gripping power between active tension dish and driven tension pulley thus regulating the tension force of yarn, current gripping power regulative mode has multiple, such as when active tension dish is relatively fixing, the gripping power between driven tension pulley and active tension dish is regulated by pressurization iron plate or torsion spring, complicated operation when such mode exists adjustment, poor to the tension compliance of yarn, make production efficiency lower, affect yarn qualities.
Utility model content
The purpose of this utility model is intended to overcome that the tension compliance of existing tensioner to yarn is poor, production efficiency is lower and the defect of adjustment operation complexity, provides the disc type tensioner that a kind of tension compliance to yarn is good, easy to adjust, yarn qualities is good.
For this reason, the utility model is by the following technical solutions: a kind of disc type tensioner, comprise support and the first tension pulley be used in conjunction with each other and the second tension pulley, it is characterized in that, described disc type tensioner also comprises drive motor, rotating shaft, back-up ring, coil, bobbin frame and annular iron block, drive motor is fixedly installed on described support, described rotating shaft front end is provided with square connecting portion, it is corresponding with described square connecting portion that the first described tension pulley and the second tension pulley are provided with square central through hole, described bobbin frame is provided with axially extending bore and coil containing cavity, axially extending bore is greater than described rotating shaft diameter, described rotating shaft one end is fixedly connected with the output shaft of described drive motor, the rotating shaft other end is successively through described bobbin frame, first tension pulley, second tension pulley, annular iron block and back-up ring, first tension pulley, second tension pulley and retainer ring spacing are in described square connecting portion and rotate with described rotating shaft, bobbin frame and described support are fixed, the axially extending bore of described annular iron block is greater than described rotating shaft maximum outside diameter place makes annular iron block not rotate with rotating shaft, described coil is set around on a coil set collar, coil set collar connection coil is flush-mounted in the interior also gap of described coil containing cavity and is set in described rotating shaft outer ring, coil and described annular iron block cooperatively interact.
When the utility model uses, when needing to increase the tension force to yarn, namely the gripping power between the first tension pulley and the second tension pulley is increased, then coil is energized, suction is produced in annular iron block after coil electricity, make annular iron block close towards coil, thus be pressed against the second tension pulley, gripping power between second tension pulley and the first tension pulley is increased, improve the tension force to yarn, by the size of current in regulating winding, the Tensity size to yarn can be changed, thus realize step-less adjustment tension force, and it is in use good to the tension stability of yarn.
As to technique scheme supplement and perfect, the utility model also comprises following technical characteristic.
Described rotating shaft is provided with central through hole and is set on described drive motor output shaft and is interfixed by a holding screw, and drive motor drives and drives rotating shaft to rotate.
Described back-up ring is provided with the annular shoulder coordinated with described annular iron block.
The fitting surface of the second described tension pulley and described annular iron block is provided with annular projection, and the external diameter of annular projection coordinates with the diameter of bore activity of described annular iron block, uniform stressed when making annular iron block be pressed against the second tension pulley.
Described drive motor is stepping motor, by stepping motor slow rotation, can change the frictional position of yarn between the first tension pulley and the second tension pulley, make even wearing; When the hand of rotation of stepping motor is identical with yarn movement direction, the tension force to yarn can be reduced, when the hand of rotation of stepping motor is contrary with yarn movement direction, the tension force to yarn can be increased.
The utility model can reach following beneficial effect: coordinated by the magnetic force of coil with annular iron block, the tension force to yarn is regulated by the size of current of regulating winding, and cooperatively interact two tension pulleies are all set in same rotating shaft, the concentricity of two tension pulleies can be packed, step-less adjustment tension force can be realized, make the good stability to yarn, improve the quality of yarn.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the main apparent direction schematic diagram of the utility model.
Fig. 3 is the A-A generalized section of Fig. 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
As shown in Fig. 1 ~ Fig. 3, the utility model comprises support 1, drive motor, rotating shaft 4, back-up ring 3, coil, bobbin frame 2, annular iron block 7, the first tension pulley 6 and the second tension pulley 5 be used in conjunction with each other, described drive motor is stepping motor, drive motor is fixedly installed on a side of described support 1, support 1 is provided with through hole, the output shaft of drive motor is through this through hole, described rotating shaft 4 front end is provided with square connecting portion, it is corresponding with described square connecting portion that the first described tension pulley 6 and the second tension pulley 5 are provided with square central through hole, described bobbin frame 2 is provided with axially extending bore and coil containing cavity, bobbin frame 2 is fixed with described support 1, axially extending bore is greater than described rotating shaft 4 diameter, described rotating shaft 4 is provided with central through hole and is set on described drive motor output shaft and is interfixed by a holding screw 10, drive motor drives and drives rotating shaft 4 to rotate, rotating shaft 4 other end is successively through bobbin frame 2, first tension pulley 6, second tension pulley 5, annular iron block 7 and back-up ring 3, first tension pulley 6, second tension pulley 5 and back-up ring 3 are limited in described square connecting portion and rotate with described rotating shaft 4, the second described tension pulley 5 and the fitting surface of described annular iron block 7 are provided with annular projection, the external diameter of annular projection coordinates with the diameter of bore activity of described annular iron block 7, uniform stressed when making annular iron block 7 be pressed against the second tension pulley 5 and annular iron block 7 is not rotated with rotating shaft 4, described back-up ring 3 is provided with the annular shoulder coordinated with described annular iron block 7, described coil 9 is set around on a coil set collar 8, coil set collar 8 is communicated with coil 9 and is flush-mounted in described coil containing cavity and gap and is set in rotating shaft 4 outer ring, coil 9 and annular iron block 7 cooperatively interact.
When the utility model uses, when needing to increase the tension force to yarn, namely the gripping power between the first tension pulley 6 and the second tension pulley 5 is increased, then coil 9 is energized, suction is produced in annular iron block 7 after coil 9 is energized, make annular iron block 7 close towards coil 9, thus be pressed against the second tension pulley 5, gripping power between second tension pulley 5 and the first tension pulley 6 is increased, improve the tension force to yarn, by the size of current in regulating winding 9, the Tensity size to yarn can be changed, thus realize step-less adjustment tension force, and it is in use good to the tension stability of yarn, additionally by stepping motor slow rotation, the frictional position of yarn between the first tension pulley 6 and the second tension pulley 5 can be changed, make even wearing, when the hand of rotation of stepping motor is identical with yarn movement direction, the tension force to yarn can be reduced, when the hand of rotation of stepping motor is contrary with yarn movement direction, the tension force to yarn can be increased.

Claims (5)

1. a disc type tensioner, comprise support and the first tension pulley be used in conjunction with each other and the second tension pulley, it is characterized in that: described disc type tensioner also comprises drive motor, rotating shaft, back-up ring, coil, bobbin frame and annular iron block, drive motor is fixedly installed on described support, described rotating shaft front end is provided with square connecting portion, it is corresponding with described square connecting portion that the first described tension pulley and the second tension pulley are provided with square central through hole, described bobbin frame is provided with axially extending bore and coil containing cavity, axially extending bore is greater than described rotating shaft diameter, described rotating shaft one end is fixedly connected with the output shaft of described drive motor, the rotating shaft other end is successively through described bobbin frame, first tension pulley, second tension pulley, annular iron block and back-up ring, first tension pulley, second tension pulley and retainer ring spacing are in described square connecting portion, bobbin frame and described support are fixed, the axially extending bore of described annular iron block is greater than described rotating shaft maximum outside diameter place makes annular iron block, described coil is set around on a coil set collar, coil set collar connection coil is flush-mounted in the interior also gap of described coil containing cavity and is set in described rotating shaft outer ring, coil and described annular iron block cooperatively interact.
2. a kind of disc type tensioner according to claim 1, is characterized in that: described rotating shaft is provided with central through hole and is set on described drive motor output shaft and is interfixed by a holding screw.
3. a kind of disc type tensioner according to claim 2, is characterized in that: described back-up ring is provided with the annular shoulder coordinated with described annular iron block.
4. a kind of disc type tensioner according to claim 3, is characterized in that: the fitting surface of the second described tension pulley and described annular iron block is provided with annular projection, and the external diameter of annular projection coordinates with the diameter of bore activity of described annular iron block.
5. a kind of disc type tensioner according to claim 4, is characterized in that: described drive motor is stepping motor.
CN201420691846.XU 2014-11-18 2014-11-18 A kind of disc type tensioner Active CN204211270U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420691846.XU CN204211270U (en) 2014-11-18 2014-11-18 A kind of disc type tensioner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420691846.XU CN204211270U (en) 2014-11-18 2014-11-18 A kind of disc type tensioner

Publications (1)

Publication Number Publication Date
CN204211270U true CN204211270U (en) 2015-03-18

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CN201420691846.XU Active CN204211270U (en) 2014-11-18 2014-11-18 A kind of disc type tensioner

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108657874A (en) * 2018-07-02 2018-10-16 浙江凯成纺织机械有限公司 Yarn winding machine
CN108689232A (en) * 2018-06-15 2018-10-23 浙江宇昌纺织科技有限公司 A kind of automatic disconnecting device of winding machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108689232A (en) * 2018-06-15 2018-10-23 浙江宇昌纺织科技有限公司 A kind of automatic disconnecting device of winding machine
CN108657874A (en) * 2018-07-02 2018-10-16 浙江凯成纺织机械有限公司 Yarn winding machine
CN108657874B (en) * 2018-07-02 2023-12-19 浙江凯成智能设备股份有限公司 Yarn winder

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