CN107723904A

CN107723904A - Broadening opens up the warp tension and its method of thin cloth loom

Info

Publication number: CN107723904A
Application number: CN201711120157.8A
Authority: CN
Inventors: 杨德浩
Original assignee: Wuxi City Ding Qi New Mstar Technology Ltd
Current assignee: Wuxi City Ding Qi New Mstar Technology Ltd
Priority date: 2017-11-14
Filing date: 2017-11-14
Publication date: 2018-02-23
Anticipated expiration: 2037-11-14
Also published as: CN107723904B

Abstract

The invention discloses the warp tension that broadening opens up thin cloth loom, including the first deflector roll, the second deflector roll, guide plate and gravity disk roller；First deflector roll and the second deflector roll are distributed up and down；The guide plate is obliquely installed, and the high side of the guide plate is connected with the rolling face of the second deflector roll；The gravity disk roller is movable to be located on guide plate, across gravity disk roller warp thread can draw the gravity disk roller along guide plate roll or roll be stuck between the first deflector roll and the second deflector roll；Still shut down when mechanism is either weaved cotton cloth when moving back latitude, can keep warp tension uniform automatically, difference is small, and uniformity is good；It is simple in construction, reliable operation, service life length；Gravity roller only rolls, no friction, phozy, does not hinder yarn；By adjusting the size at α angles in suitable scope, thus it is possible to vary the non-size for batching the tension force under state of warp thread.

Description

Broadening opens up the warp tension and its method of thin cloth loom

Technical field

The invention belongs to loom field, more particularly to broadening to open up the warp tension and its method of thin cloth loom.

Background technology

Existing loom (including fly-shuttle loom, rapier loom, air-jet loom, water-jet loom) because raw materials Difference, traditional warp tension cannot be directly used to the braiding of the thin cloth of broadening exhibition of the new materials such as flat fiber beam.

The content of the invention

Goal of the invention：In order to overcome the deficiencies in the prior art, the present invention provides the warp thread that broadening opens up thin cloth loom Tension mechanism and its method, can loom is non-batch state when maintain tension force automatically.

Technical scheme：To achieve the above object, broadening of the invention opens up the warp tension of thin cloth loom, including first Deflector roll, the second deflector roll, guide plate and gravity disk roller；First deflector roll and the second deflector roll are distributed up and down；The guide plate is obliquely installed, And the high side of the guide plate is connected with the rolling face of the second deflector roll；The gravity disk roller is movable to be located on guide plate, across gravity-roller The warp thread of wheel can draw the gravity disk roller and is stuck in along guide plate rolling or rolling between the first deflector roll and the second deflector roll.

Further, in addition to warp let-off yarn disk, the warp thread disk send warp thread that yarn end pulls out successively across the second deflector roll, Led through the second deflector roll and gravity disk roller, across gravity disk roller, through gravity disk roller and the first deflector roll, across first Roller, and pulled out from the yarn discharging end of the first deflector roll.

Further, the upper rolling face of second deflector roll and the rolling surface of guide plate are tangent.

Further, the gap between first deflector roll and the second deflector roll is less than gravity roller diameter, or the first deflector roll And the second gap between deflector roll is equal to gravity roller diameter.

Further, the guide plate is movable part, and the guide plate and horizontal plane angle α are adjustable；Its centering guide and Coefficient of friction between gravity disk roller is μ, and the gravity of gravity disk roller is G；Meet that angle α meets scope：0 ＜ tan α ＜ 2* μ * G。

Further, in addition to pin；The pin is located above guide plate, and the vertical range of the pin and guide plate is small In gravity roller diameter.

Further, the method that broadening opens up the warp tension of thin cloth loom：

Batch state：Warp thread continuously pulls out from the yarn discharging end of the first deflector roll, and gravity disk roller is under the pulling of warp thread from guide plate Upper rolling to rolling is stuck between the first deflector roll and the second deflector roll, and is rolled with the first deflector roll and the second deflector roll；

It is non-to batch state：Non- gravity suffered by gravity disk roller overcomes warp thread tractive force when batching state, and gravity disk roller departs from rolling Card-like state, and drive across warp thread scrolled down through along guide plate to some position when reach equalization of strain, from the first deflector roll 2 Yarn discharging end pull out warp thread certain distance is retracted according to the stroke rolled under gravity disk roller automatically, if gravity disk roller scroll down through to Contacted with pin, illustrate to have occurred and that and give up the throne excessive or disconnected through phenomenon, the detection circuit on pin sends excessive or disconnected warp of giving up the throne Alarm signal.

Beneficial effect：It is specific as follows：

1st, still to be shut down when mechanism is either weaved cotton cloth when moving back latitude, can keep warp tension uniform automatically, difference is small, and one Cause property is good；

2nd, it is simple in construction, reliable operation, service life length；

3rd, gravity roller only rolls, no friction, phozy, does not hinder yarn；

4th, by adjusting the size at α angles in suitable scope, thus it is possible to vary warp thread is non-to batch the big of the tension force under state It is small；

5th, the shape invariance of flat fiber beam is remained；

The change of length of yarn, can receive, and be quick on the draw in time when the 6, exchanging heald frame or when moving back latitude；

Warp thread stroke length is reclaimed when the 7th, moving back latitude, is particularly suitable for weaving the thin cloth of broadening exhibition.

Brief description of the drawings

Accompanying drawing 1 is that mechanism batches state relative position schematic diagram；

Accompanying drawing 2 batches state relative position schematic diagram for mechanism is non-；

Accompanying drawing 3 batches state relative position schematic diagram for the mechanism after the 3rd deflector roll of increase；

Accompanying drawing 4 is that mechanism is non-batches state relative position schematic diagram after the 3rd deflector roll of increase.

Embodiment

The present invention is further described below in conjunction with the accompanying drawings.

As shown in accompanying drawing 1 or 2, the warp tension that broadening opens up thin cloth loom includes the first deflector roll 2, the second deflector roll 4, led Plate 6 and gravity disk roller 3；The deflector roll of first deflector roll 2 and second is distributed about 4；The guide plate 6 is obliquely installed；The gravity-roller Take turns 3 it is movable be located on guide plate 6, across gravity disk roller 3 warp thread 1 can draw the gravity disk roller 3 such as Fig. 2 rolled along guide plate 6 Or as Fig. 1 rollings are stuck between the first deflector roll 2 and the second deflector roll 4；The high side of the guide plate 6 is connected with the rolling face of the second deflector roll 4, knot Accompanying drawing 2 is closed to the process of accompanying drawing 1, its joining relation enables gravity disk roller 3 from smooth transition on guide plate 6 to the first deflector roll 2 and second On deflector roll 4；In the present embodiment, the gravity size of gravity disk roller 3 can adjust, and then adjust the tension force of warp thread 1.

Also include warp let-off yarn disk 7, the warp thread disk 7 send warp thread 1 that yarn end pulls out successively across the second deflector roll 4, pass through Between second deflector roll 4 and gravity disk roller 3, across gravity disk roller 3, through the deflector roll 2 of gravity disk roller 3 and first, across first Deflector roll 2, and pulled out from the yarn discharging end of the first deflector roll 2.

The upper rolling face of second deflector roll 4 and the rolling surface of guide plate 6 are tangent or slightly above, and non-batch is led under state from second Roller 4 pull out warp thread 1 can the open and flat upper rolling surface in guide plate 6, gravity disk roller 3 is steadily maintained the non-tension force for batching state.

Gap between the deflector roll 4 of first deflector roll 2 and second is less than the diameter of gravity disk roller 3, enables the rolling card of gravity disk roller 3 Between the first deflector roll 2 and the second deflector roll 4；In the present embodiment, the gap between the first deflector roll (2) and the second deflector roll (4) may be used also With equal to gravity disk roller (3) diameter, in this case, when warp thread is parallel with guide plate 6 between the first deflector roll and gravity disk roller, F (warp tension)=G (disk roller gravity) * sin α/2, now gravity disk roller can make warp tension during the plane rolling of guide plate 6 Keep constant, improve the stability in hypertension, to avoid gravity disk roller from dropping, as Fig. 3, Fig. 4 are also provided in the present embodiment Increase the scheme of the 3rd deflector roll 8, the 3rd deflector roll 8 is arranged at the right side between the first deflector roll (2) and the second deflector roll (4), prevents weight Power disk roller drops.

The guide plate 6 is the movable part of tilt adjustable section, and the guide plate (6) be movable part, the guide plate (6) and Horizontal plane angle α is adjustable；Coefficient of friction between its centering guide (6) and gravity disk roller (3) is μ, the weight of gravity disk roller (3) Power is G；Meet that angle α meets scope：0 ＜ tan α ＜ 2* μ * G；The Tensity size of warp thread 1 can also be changed by changing the size at a angles, α numerical definiteness ensure that non-slip between gravity disk roller 3 and guide plate 6 simultaneously.

Also include pin 5；The pin 5 is located at the top of guide plate 6, and the vertical range of the pin 5 and guide plate 6 is less than weight The diameter of power disk roller 3, pin 5 play a part of control and non-batch state stroke.

The method explanation of the warp tension of thin cloth loom is opened up for broadening below：

Batch state：Warp thread 1 continuously pulls out from the yarn discharging end of the first deflector roll 2, gravity disk roller 3 under the pulling of warp thread 1 from Rolling to rolling is stuck between the first deflector roll 2 and the second deflector roll 4 on guide plate 6, and is rolled with the first deflector roll 2 and the second deflector roll 4；

It is non-to batch state：Non- when batching state, gravity suffered by gravity disk roller 3 overcomes the tractive force of warp thread 1, and gravity disk roller 3 is de- From rolling card-like state, and drive across warp thread 1 scrolled down through along guide plate 6 to some position when reach equalization of strain, from the The warp thread 1 that the yarn discharging end of one deflector roll 2 pulls out retracts certain distance automatically according to the stroke of 3 times rollings of gravity disk roller, if gravity disk roller 3 Scroll down through to pin 5 and contact, illustrate to have occurred and that and give up the throne excessive or disconnected through phenomenon, the detection circuit on pin 5, which is sent, to move back Position excessively or disconnected warp alarm signal.

Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should It is considered as protection scope of the present invention.

Claims

1. broadening opens up the warp tension of thin cloth loom, it is characterised in that：Including the first deflector roll (2), the second deflector roll (4), lead Plate (6) and gravity disk roller (3)；First deflector roll (2) and the second deflector roll (4) are distributed up and down；The guide plate (6) is obliquely installed, And the high side of the guide plate (6) is connected with the rolling face of the second deflector roll (4)；The gravity disk roller (3) is movable to be located at guide plate (6) On, the warp thread (1) across gravity disk roller (3) can draw the gravity disk roller (3) and be stuck in the first deflector roll along guide plate (6) rolling or rolling (2) between the second deflector roll (4).

2. broadening according to claim 1 opens up the warp tension of thin cloth loom, it is characterised in that：Also include warp let-off yarn Disk (7), the warp thread disk (7) send warp thread (1) that yarn end pulls out successively across the second deflector roll (4), through the second deflector roll (4) and Between gravity disk roller (3), across gravity disk roller (3), through gravity disk roller (3) and the first deflector roll (2), across the first deflector roll (2), and from the yarn discharging end of the first deflector roll (2) pull out.

3. broadening according to claim 1 opens up the warp tension of thin cloth loom, it is characterised in that：Second deflector roll (4) upper rolling face and the rolling surface of guide plate (6) are tangent.

4. broadening according to claim 1 opens up the warp tension of thin cloth loom, it is characterised in that：First deflector roll (2) gap between the second deflector roll (4) is less than gravity disk roller (3) diameter, or between the first deflector roll (2) and the second deflector roll (4) Gap be equal to gravity disk roller (3) diameter.

5. broadening according to claim 1 opens up the warp tension of thin cloth loom, it is characterised in that：The guide plate (6) For movable part, the guide plate (6) and horizontal plane angle α are adjustable；Rubbing between its centering guide (6) and gravity disk roller (3) Wiping coefficient is μ, and the gravity of gravity disk roller (3) is G；Meet that angle α meets scope：0 ＜ tan α ＜ 2* μ * G.

6. broadening according to claim 1 opens up the warp tension of thin cloth loom, it is characterised in that：Also include pin (5)；The pin (5) is located above guide plate (6), and the vertical range of the pin (5) and guide plate (6) is less than gravity disk roller (3) diameter.

7. the method that broadening opens up the warp tension of thin cloth loom, it is characterised in that：

Batch state：Warp thread (1) continuously pulls out from the yarn discharging end of the first deflector roll (2), pulling of the gravity disk roller (3) in warp thread (1) Under be stuck in from rolling to rolling on guide plate (6) between the first deflector roll (2) and the second deflector roll (4), and with the first deflector roll (2) and second Deflector roll (4) rolls；

It is non-to batch state：Non- when batching state, gravity suffered by gravity disk roller (3) overcomes warp thread (1) tractive force, gravity disk roller (3) Depart from rolling card-like state, and drive across warp thread (1) scrolled down through along guide plate (6) to some position when reach tension force and put down Weighing apparatus, the warp thread (1) pulled out from the yarn discharging end of the first deflector roll 2 retract certain distance automatically according to the stroke rolled under gravity disk roller (3), If gravity disk roller (3) is scrolled down through to pin (5) and contacted, illustrate to have occurred and that give up the throne it is excessive or disconnected through phenomenon, on pin (5) Detection circuit send the alarm signal of excessive or disconnected warp of giving up the throne.