CN209522976U - Compensation weft brake for textile application - Google Patents
Compensation weft brake for textile application Download PDFInfo
- Publication number
- CN209522976U CN209522976U CN201821778700.3U CN201821778700U CN209522976U CN 209522976 U CN209522976 U CN 209522976U CN 201821778700 U CN201821778700 U CN 201821778700U CN 209522976 U CN209522976 U CN 209522976U
- Authority
- CN
- China
- Prior art keywords
- compensation
- yarn guiding
- guiding ring
- textile application
- weft brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
- D03D47/347—Yarn brakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
- B65H59/20—Co-operating surfaces mounted for relative movement
- B65H59/26—Co-operating surfaces mounted for relative movement and arranged to deflect material from straight path
- B65H59/32—Co-operating surfaces mounted for relative movement and arranged to deflect material from straight path the surfaces being urged away from each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
- Braking Arrangements (AREA)
Abstract
This application involves a kind of compensation weft brakes for textile application, it includes supporting the main body (30) of the first yarn guiding ring (50), and keep in the configuration widened two articulated jibs (32,34) for being flexibly tensioned and supporting the second yarn guiding ring (52,54) of corresponding line；First yarn guiding ring (50) and the second yarn guiding ring (52,54) engage equipment by snap action and are maintained in main body (30) and articulated jib (32,34) corresponding shaping seats (56,58).
Description
Technical field
The utility model relates to a kind of compensation weft brake (compensating weft for textile application
brake device)。
Background technique
It is well known that yarn can take out from distaff and pass through the weft feeder of " just " type (i.e. in textile process
It is provided with the electronic spool weft that active release goes out yarn) it is sent to the textile machinery in downstream.
Compensation weft brake can be placed between distaff and weft feeder, the function of the compensation weft brake
It can be the variation for inhibiting and compensating the tension on yarn when yarn is unwound from distaff.
The applicant describes such compensation weft brake in European Patent No. EP1101851B1.
The compensation weft brake includes stationary body, and there are two articulated jib, which passes through tooth for stationary body setting
Section (gear sectors) movement ground connection is taken turns, and is pushed by spring towards the configuration opened.Arm bearing is in interleaved bits
The yarn guiding ring (yarn-guide rings) of corresponding line in setting, yarn passes alternately between yarn guiding ring with zigzag path.
During picking up yarn from distaff, compare with the elastic force of spring, arm is and being moved into being close together
It makes a response to peak tension, in order to provide required inhibition and compensating action.
In the embodiment described in EP1101851B1, yarn guiding ring (usually ceramic) pass through elastic webbing or lead to
It crosses locking pin or is maintained at by molded locking component in the corresponding semi-circular seat being arranged on arm, the molded locking component
Arm can be fixed to and be provided with semicircular opposite seat, which is suitable for and the semi-circular seat one on arm
Act the circular receptacle for defining closure.
Although fixed system above-mentioned works, but need using additional locking member (elastic webbing, pin, molding
Locking member), these additional locking members structure is complicated in addition to making device change other than, it is also possible to being damaged, (this is to bullet
Property band for it is especially true) and/or they may make arm bear a heavy burden (this is especially true for molded locking component), to increase
Add they inertia and thus reduce device respond.
Utility model content
Therefore, the purpose of this utility model be by provide it is a kind of for fixing the system of yarn guiding ring improve above retouched
The compensation weft brake for the type stated, the system is more practical and more reliable, but does not damage its simplicity and portability.
Purposes and other advantages above be will become more apparent according to the following description by having the feature hereafter limited
Compensation weft brake realize that while content hereafter further defines the other feature of the utility model, these other spies
Sign is advantageous, despite secondary.
The various aspects of the utility model can be achieved in one or more embodiments below.
1) a kind of compensation weft brake for textile application comprising the main body of the first yarn guiding ring of support, and
Two articulated jibs, the articulated jib keep the second yarn guiding ring for being flexibly tensioned and supporting corresponding line in the configuration widened,
It is characterized in that, at least one of first yarn guiding ring and second yarn guiding ring engage equipment by snap action and be maintained at
In the corresponding molding seat of a corresponding articulated jib in the main body the or described articulated jib.
2) the compensation weft brake for textile application according to 1), which is characterized in that the molding seat
It is made of elastic buckling material, to allow snap action to couple.
3) the compensation weft brake for textile application according to 2), which is characterized in that the molding seat
It is defined and being moulded together with the main body or an articulated jib corresponding in the articulated jib.
4) according to 1) -3) any one of described in the compensation weft brake for textile application, feature exists
In, snap action engagement equipment include to an integral open component in the molding seat and corresponding yarn guiding ring, with
And with another integral corresponding female element in the molding seat and corresponding yarn guiding ring.
5) the compensation weft brake for textile application according to 4), which is characterized in that described first leads
The molding seat of yarn ring has cylindrical profile, and the corresponding cylindrical fixation section of first yarn guiding ring can be bonded on described
In cylindrical profile, the open component includes towards the inside of molding seat tooth outstanding, and the female element includes being defined in
And it can be by the annular groove of the indented joint on the cylindrical fixation section.
4) or 5) 6) the compensation weft brake for textile application according to, which is characterized in that described
The molding seat of each of two yarn guiding rings has slit, and the slit is suitable for that the plate shape of second yarn guiding ring is received to fix
Part, the open component include the mutual opposite convex portion of a pair being defined in the slit, and the female element includes boundary
It is scheduled on a pair that can be engaged on the corresponding opposite face of the plate shape fixed part and by the mutually opposite convex portion
Recess portion.
7) according to 1) -6) any one of described in the compensation weft brake for textile application, feature exists
In at least one of first yarn guiding ring and second yarn guiding ring are made of ceramic materials.
8) according to 1) -7) any one of described in the compensation weft brake for textile application, feature exists
In the molding seat is made of plastic material.
Detailed description of the invention
The utility model is more fully described referring now to the preferred but non-exclusive embodiment of the utility model, it should
Embodiment is shown in the accompanying drawings for the purpose of non-limiting example, in the accompanying drawings:
Fig. 1 is the perspective view of the weft feeder (two stacked weft feeders) of two stackings, according to this reality
It is associated with the weft feeder that the two are stacked with novel two corresponding compensation weft brakes；
Fig. 2 is analogous to the view of Fig. 1, wherein one in compensation weft brake is shown as partly decomposing；
Fig. 3 is to exemplify one perspective view in the compensation weft brake of Fig. 1 by oneself and with bigger ratio；
Fig. 4 is another perspective view of the different angle of the compensation weft brake in Fig. 3；
Fig. 5 is the decomposition perspective view of compensation weft brake according to the present utility model；
Fig. 6 is the details of the magnification ratio of Fig. 5；
Fig. 7 is itself saturating of component assembled of some parts of compensation weft brake according to the present utility model ground
View；
Fig. 8 is the partial cross sectional side view of the component in Fig. 7 in assembly configuration；
Fig. 9 is the details of the magnification ratio of Fig. 8；
Figure 10 be along X-X interception Fig. 9 cross-sectional view.
Specific embodiment
Referring initially to Fig. 1 and Fig. 2, the component for feeding yarns includes two identical weft feeders 10, they with
Per se known manner is mechanically and electrically interconnected with stacking configuration.
Each of weft feeder 10 includes recipient 12, and recipient support has light-duty aerodynamic structures
Electronic yarn winding spool 14.Yarn winding spool 14 is functionally arranged in guide entrance bushing 16 and guide outlet lining
It covers between 18 (being both fixed to recipient 12).
In each of feeder 10, yarn passes through guide entrance bushing 16, in yarn winding spool 14 and inclination
Winding is repeated (for example, three between spacer pin 20 (the inclination spacer pin 20 is suitable for keeping yarn coil axially separated from each other)
It is secondary or four times winding), then pass through tension sensor 22 (tension sensor 22 be suitable for monitoring output yarn tension with
In control purpose), and guide outlet lining 18 is eventually passed through, to be output to the machine in downstream.
In a per se conventional manner, each of feeder 10 takes out yarn from respective distaff (not shown).
Two corresponding identical compensation weft brakes 24 are arranged in the upstream of two feeders 10, and are suitable for
Inhibition and compensation may include the tensammetric peak generated on yarn in part between distaff and corresponding feeder 10
Value.Two compensation weft brakes 24 are mounted on bracket 26, and bracket 26 is fixed to supporting element 28, and the stacking of feeder is outstanding
It hangs on supporting element 28.
Referring specifically to Fig. 3 and Fig. 5, in a way known, each of compensation weft brake 24 includes master
Body 30, there are two articulated jib 32,34, articulated jibs 32,34 to pass through gear segment (such as 36) movement ground connection for the setting of main body 30.Arm
32,34 tensioning is kept in expanded configuration by torsionspring 37.
Spring 37, which has, is anchored to an end 37a of seat 38, and be arranged in arm one of seat 38 (shows described herein
Arm 32 in example) on.The opposed end 37b of spring 37 is connected to button element (knob) 39, and button element 39 is by having washer R
Screw V be pivotally attached to main body 30.Button element 39 is provided with waveform ring edge 39a at base portion, the waveform ring edge
39a is pushed against on the corresponding waveform annular adjacency section 30a of main body 30 by 40 axial engagement of little spring.Little spring 40 holds
It is contained in the axial cylindrical seat 39b of button element 39, and is functionally placed in the bottom of washer R and axial cylindrical seat 39b
Between 39c.
Button element 39 can offset the elastic force of little spring 40 by pawl retainer (click-stops), by waveform
Ring edge between the determining several Angle Positions of engagement between rotate, widen position to adjust for arm 32,34 to be maintained at
In elastic force.
Main body 30 has elongated shape and with the end of plate-like Hncnonng me 41, and main body 30 passes through the plate-like Hncnonng me 41
It is fixed to the pedestal 42 being screwed on bracket 26.
Pedestal 42 includes the removable section 42a for being provided with cylindrical seat 44.Cylindrical seat 44 is received by plastic material system
At cylindrical insert 46, the plate-like Hncnonng me 41 of main body 30 is coaxially screwed to the insertion piece 46.Removable section 42a
It is removably coupled to the fixed part 42b of pedestal 42, fixed part 42b is screwed on bracket 26.Fixed part 42b support
Export guide bushing 48.
With specific reference now to Fig. 3 and Fig. 4, compensation weft brake 24 is provided with first be mounted in main body 30 and leads
Yarn ring 50, and be provided with and two the second yarn guiding rings of row 52,54 on arm 32,34 are mounted on (described herein with intervening portion
In embodiment, there are three rings for each arm).Yarn from distaff first passes through the first yarn guiding ring 50, and then alternately
The second yarn guiding ring 52,54 is passed through with zigzag path.All yarn guiding rings in the embodiments described herein are preferably by ceramic material
Material is made.
In a way known, it during picking up yarn from distaff, compares with the elastic force of spring 37, arm 32,34
By being moved into making a response to peak tension and being close together, in order to provide required inhibition and compensating action.
With specific reference now to Fig. 6-10, according to the utility model, the first yarn guiding ring 50 and the second yarn guiding ring 52,54 pass through card
Work engagement equipment is pulled to be maintained in main body 30 and articulated jib 32,34 corresponding molding seat 56 and molding seat 58.
Since yarn guiding ring is usually made of the material of relative stiffness (usually ceramic material), it is advantageous to molding seat 56
It is made with molding seat 58 of elastic buckling material, to allow snap action to couple.
It should further be appreciated that molding seat 56 and molding seat 58 are by preferably using plastics material with main body 30 and with arm 32,34
Material moulds together to define.
Referring specifically to the first yarn guiding ring 50 being shown specifically in Fig. 5 and Fig. 6, has and be suitable for slideably being received into
The circular head 50a of yarn (entering yarn) and cylindrical fixation section 50b with small diameter, the cylinder are solid
Determine part 50b coaxially to protrude from circular head 50a and there is annular groove 50c.The molding seat 56 of main body 30 has cylindrical wheel
Exterior feature, the cylindrical profile are dimensioned there are four the cylindrical fixation section 50b to receive the first yarn guiding ring 50 and settings
Tooth 30t, four tooth 30t are towards protruding inwardly from, will pass through snap action engagement annular groove 50c.
With particular reference to the second yarn guiding ring 52,54 being shown specifically in Fig. 7-10, each of these yarn guiding rings have suitable
It is fixed together in the slideably annular end 52a of receiving yarn and the plate shape extended in plane identical with annular end 52a
Part 52b.Plate shape fixed part 52b has on corresponding opposite face there are two recess portion 52c, 52d, and has opposite at two
Stabilizer blade 52e outstanding on side.Each of molding seat 58 on arm 32,34 has the slit 58a of general rectangular cross section
And having there are two mutually opposite convex portion 58t1 and 58t2, corresponding yarn guiding ring 52 can be inserted in slit 58a, and two
Mutually opposite convex portion 58t1 and 58t2 is suitable for through snap action and keeps come on joint plate shape fixed part 52b
Recess portion 52c, 52d.In the case where mutually opposite convex portion 58t1 and 58t2 are bonded in recess portion 52c, 52d, stabilizer blade 52e
It generally forms and is abutted with the bottom for widening inlet end portion 58b of slit 58a.
Purpose according to the present utility model, the fixed system described herein for yarn guiding ring be it is simple and light,
And at the same time being more practical and more reliable compared with conventional system.The utility model is actually based on such idea: that is,
Using the elasticity of the material for the molding seat for accommodating yarn guiding ring, fixed in order to provide stable and accurate snap action.
The preferred embodiment of the utility model has been described, but it is clear that those skilled in the art can want in right
It carry out various modifications and changes in the protection scope asked.
For example, the shape and position of molding seat and yarn guiding ring can according to need and modify, while abiding by corresponding
The General Principle of the snap action connection of ring is provided in molding seat.For example, although in described embodiment, snap action
" sun " element for engaging equipment is always integral with molding seat, and " yin " element defining is on ring, but it is apparent that can run
The arrangement.
In addition, although in described embodiment both the first yarn guiding ring 50 and the second yarn guiding ring 52,54 make
With snap action fixed system according to the present utility model, but it is apparent that the utility model can be only applied in them
One or some, and others can fix in a conventional manner.
Claims (12)
1. a kind of compensation weft brake for textile application comprising the main body of support the first yarn guiding ring (50)
(30) and two articulated jibs (32,34), the articulated jib (32,34) keep flexibly being tensioned and supporting in the configuration widened
The second yarn guiding ring (52,54) of corresponding line, which is characterized in that first yarn guiding ring (50) and second yarn guiding ring (52,
At least one of 54) equipment is engaged by snap action to be maintained in the main body (30) the or described articulated jib (32,34)
A corresponding articulated jib corresponding molding seat (56,58) in.
2. the compensation weft brake according to claim 1 for textile application, which is characterized in that the molding
Seat (56,58) is made of elastic buckling material, to allow snap action to couple.
3. the compensation weft brake according to claim 2 for textile application, which is characterized in that the molding
Seat (56) with the main body (30) or together with the corresponding articulated jib in the articulated jib (32,34) and moulding by boundary
It is fixed.
4. the compensation weft brake of textile application, feature are used for described in any one of -3 according to claim 1
It is, the snap action engagement equipment includes integral to one in the molding seat (56,58) and corresponding yarn guiding ring
Open component, and with another integral corresponding female element in the molding seat (56,58) and corresponding yarn guiding ring.
5. the compensation weft brake according to claim 4 for textile application, which is characterized in that described first
The molding seat (56) of yarn guiding ring (50) has cylindrical profile, and the corresponding cylinder of first yarn guiding ring (50) is fixed
Partially (50b) can be bonded in the cylindrical profile, and the open component includes prominent towards the inside of the molding seat (56)
Tooth (30t) out, the female element include being defined on the cylindrical fixation section (50b) and can be by the tooth
The annular groove (50c) of (30t) engagement.
6. the compensation weft brake according to claim 4 for textile application, which is characterized in that described second
The molding seat (58) of each of yarn guiding ring (52) has slit (58a), and the slit is suitable for receiving second guide
The plate shape fixed part (52b) of ring (52), the open component are mutually opposite including a pair being defined in the slit (58a)
Convex portion (58t1,58t2), the female element include being defined on the corresponding opposite face of the plate shape fixed part (52b) simultaneously
And it can be by a pair of of recess portion (52c, 52d) of mutually opposite convex portion (the 58t1,58t2) engagement.
7. the compensation weft brake according to claim 5 for textile application, which is characterized in that described second
The molding seat (58) of each of yarn guiding ring (52) has slit (58a), and the slit is suitable for receiving second guide
The plate shape fixed part (52b) of ring (52), the open component are mutually opposite including a pair being defined in the slit (58a)
Convex portion (58t1,58t2), the female element include being defined on the corresponding opposite face of the plate shape fixed part (52b) simultaneously
And it can be by a pair of of recess portion (52c, 52d) of mutually opposite convex portion (the 58t1,58t2) engagement.
8. the compensation weft brake of textile application is used for described in any one of -3 and 5-7 according to claim 1,
It is characterized in that, at least one of first yarn guiding ring (50) and second yarn guiding ring (52,54) are made of ceramic materials.
9. the compensation weft brake according to claim 4 for textile application, which is characterized in that described first
At least one of yarn guiding ring (50) and second yarn guiding ring (52,54) are made of ceramic materials.
10. according to claim 1-3, the compensation weft thread brake described in any one of 5-7 and 9 for textile application fills
It sets, which is characterized in that the molding seat (56,58) is made of plastic material.
11. the compensation weft brake according to claim 4 for textile application, which is characterized in that it is described at
Type seat (56,58) is made of plastic material.
12. the compensation weft brake according to claim 8 for textile application, which is characterized in that it is described at
Type seat (56,58) is made of plastic material.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT202018000002973 | 2018-07-09 | ||
| IT202018000002973U IT201800002973U1 (en) | 2018-07-09 | 2018-07-09 | COMPRENSING BRAKE-WEFT DEVICE FOR TEXTILE APPLICATIONS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209522976U true CN209522976U (en) | 2019-10-22 |
Family
ID=68211409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821778700.3U Active CN209522976U (en) | 2018-07-09 | 2018-10-30 | Compensation weft brake for textile application |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3594386B1 (en) |
| CN (1) | CN209522976U (en) |
| IT (1) | IT201800002973U1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010096B (en) * | 2020-09-27 | 2022-04-12 | 西南交通建设集团股份有限公司 | Steel strand wire releasing device |
| CN113800315A (en) * | 2021-09-27 | 2021-12-17 | 大途科技(泉州)有限公司 | Full-automatic data constant-tension tailing-free automatic reel changing and unreeling control system |
| CN117163766B (en) * | 2023-11-02 | 2023-12-26 | 南通永祥机电有限公司 | Conveying device for cable injection molding |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3848434A (en) * | 1973-03-05 | 1974-11-19 | Control Switch Inc | Yarn detector switch-lower |
| IT1311453B1 (en) | 1999-11-19 | 2002-03-12 | Lgl Electronics Spa | WEFT BRAKE PERFECTED COMPENSATOR. |
| CN106958073A (en) * | 2015-10-26 | 2017-07-18 | 乐清市华尊电气有限公司 | One kind twists side tensioner |
-
2018
- 2018-07-09 IT IT202018000002973U patent/IT201800002973U1/en unknown
- 2018-10-30 CN CN201821778700.3U patent/CN209522976U/en active Active
-
2019
- 2019-07-04 EP EP19184501.5A patent/EP3594386B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| IT201800002973U1 (en) | 2020-01-09 |
| EP3594386A1 (en) | 2020-01-15 |
| EP3594386B1 (en) | 2021-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209522976U (en) | Compensation weft brake for textile application | |
| US3128514A (en) | Writing instrument releasable securing means | |
| EP2868609B1 (en) | Yarn supplying system | |
| KR101274017B1 (en) | Device for hooking between elements of a shed forming device, method for manufacturing it and method for hooking by means of such a device | |
| US7174900B2 (en) | Hair accessory utilizing a drawable member and a securing member | |
| WO2006048053A1 (en) | Yarn tensioning device | |
| CN105849425A (en) | Annular plug coupling, and production method and connection method therefor | |
| CZ278749B6 (en) | Device for collecting and feeding threads, particularly for textile machines | |
| CN107734966A (en) | Setline guiding piece including its fishing rod and the blank for setline guiding piece | |
| CZ283776B6 (en) | Weft thread feeder | |
| EP1717181A1 (en) | Yarn-braking device in weft feeders for textile machines | |
| ITMI991110A1 (en) | NEEDLE FOR KNITTING MACHINES | |
| US20050279265A1 (en) | Wire-guiding structure of a shuttle of a sewing machine | |
| US204758A (en) | Island | |
| ITTO20120435A1 (en) | YARN FEEDER WITH ROTATING DRUM FOR TEXTILE MACHINES. | |
| CN1137845C (en) | Yarn brake, particularly for yarn feeders of looms | |
| CN208471276U (en) | The cheese tube filler for having unwinding safeguard function | |
| US20180146731A1 (en) | Wig base and wig | |
| US406159A (en) | Spool-holder | |
| US5345790A (en) | Yarn tensioner for knitting machine | |
| CN220617942U (en) | Yarn feeding device | |
| CN103710821B (en) | There is the weft brake of the yarn feeder of anchor hub | |
| EP0192916B1 (en) | Thread reel | |
| EP1101851B1 (en) | Compensating weft brake | |
| JP5781847B2 (en) | Attraction string support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |