CN103898655A - Asymmetric opening mechanism provided with opening height adjusting device - Google Patents
Asymmetric opening mechanism provided with opening height adjusting device Download PDFInfo
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- CN103898655A CN103898655A CN201410159095.1A CN201410159095A CN103898655A CN 103898655 A CN103898655 A CN 103898655A CN 201410159095 A CN201410159095 A CN 201410159095A CN 103898655 A CN103898655 A CN 103898655A
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- push rod
- adjusting device
- height adjusting
- swing arm
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Abstract
The invention discloses an asymmetric opening mechanism provided with an opening height adjusting device. The asymmetric opening mechanism comprises a heald frame arranged in a sliding rail, wherein the sliding rail is fixed on an opening mechanism frame; a slide block is arranged between the middle of a right side stopper of the heald frame and the sliding rail; push rod connecting seats are respectively arranged on the left and right sides at the bottom end of a lower transverse beam of the heald frame; the left and right push rod connecting seats are respectively connected with the opening height adjusting device; the opening height adjusting device is connected with a group of crank and rocker mechanisms respectively through a swing shaft of the frame; the two groups of crank and rocker mechanisms are respectively connected with motors on a weft insertion side and a weft catching side through speed reducers. The asymmetric opening mechanism is provided with the opening height adjusting device and consists of a swing arm and a push rod with adjustable length, micro difference can be realized through the difference between the opening heights on two sides due to fine adjustment of the length of the push rod, the unequal opening heights along reed width are generated, the opening height at the shed on the weft insertion side is small, the opening height at the shed on the weft catching side is the maximum, and the shed with the novel form is suitable for a modern loom and is matched with an airflow weft insertion process.
Description
Technical field
The invention belongs to air-jet loom field, relate to the shedding mechanism on a kind of air-jet loom, be specifically related to a kind of asymmetric shedding mechanism of joining open height adjusting device.
Background technology
The motion that shedding mechanism completes is simple linear reciprocating motion, and workpiece is heald frame.Shedding mechanism drives the warp thread formation shed open that moves up and down, and the shed open size (wefting insertion side shed open is to the deployed height of catching latitude side shed open) that the shedding mechanism of use produces is now constant along reed width.But in actual production, tight at wefting insertion side weft tracting flow, to occupy less space, and to catch latitude side weft tracting flow loose, occupy larger space, the constant shed open significant adverse of size is in coordinating air-jet weft insertion process, and this has not obviously been suitable for modern loom.And the fabric of loom is ever-changing, the weft density of fabric is had nothing in common with each other, and the size of shed open changes with fabric construction, and the shed open size of requirement is also different; Therefore, shedding mechanism generally all needs to be equipped with open height tunable arrangement, is open height for regulating shed opening.
Summary of the invention
In order to address the above problem, the invention provides a kind of asymmetric shedding mechanism of joining open height adjusting device, be applied on the shedding mechanism of air-jet loom, heald frame drives warp thread to pump, open height adjusting device, in order to regulate shed open size, regulates wefting insertion side poor with the open height of catching latitude side.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the present invention is achieved through the following technical solutions:
Join an asymmetric shedding mechanism for open height adjusting device, comprise that one is arranged on the heald frame in slide rail, described slide rail is fixed in shedding mechanism frame, between the shelves middle part, right side of described heald frame and described slide rail, is provided with a slide block; The left and right sides of described heald frame sill bottom is respectively arranged with a push rod Connection Block, two the described push rod Connection Blocks in left and right are hinged with push rod one end of an open height adjusting device respectively, described open height adjusting device also comprises a swing arm, the other end of described push rod and one end of described swing arm are hinged, the other end of described swing arm is hinged on the swinging axle of frame, described swinging axle connects respectively one group of crank and rocker mechanism, and the crank and rocker mechanism described in two groups is connected with wefting insertion side and the motor of catching latitude side by one speed reducer respectively.
Further, described crank and rocker mechanism is made up of crank, connecting rod and rocking bar, one end of described rocking bar is hinged on described swinging axle, the other end of described rocking bar and one end of described connecting rod are hinged, the other end of described connecting rod and one end of described crank are hinged, and the other end of described crank is connected with described motor by described decelerator.
Further, offer that several the distance of described swinging axle center and described locating hole changes thereupon for the different locating hole of hinged described push rod and position in described swing arm, the distance between described locating hole and described push rod Connection Block changes thereupon.
Further, the quantity of described locating hole is any one in 4 to 11.
Preferably, described swing arm and described rocking bar are two another parts that are fixed on same described swinging axle, and described swing arm and described rocking bar are by nut check on described swinging axle, and described swing arm separates by a spacer with described rocking bar.
Preferably, described swing arm and described rocking bar are two different pieces on same another part centering block, and described centering block is clamped on described swinging axle by nut, and described centering block swings with described swinging axle.
Further, described push rod comprises by adjusting bolt, adjusting nut and hinge arms and forming; Described adjusting bolt puts in described hinge arms, and be fixed on the lower surface of described hinge arms by described adjusting nut, the top of described hinge arms offers 2 for connecting the connecting hole of described push rod Connection Block, and described push rod Connection Block is inserted between two the described connecting holes in left and right.
The invention has the beneficial effects as follows:
1, shedding mechanism of the present invention is made up of two-step mechanism, first order mechanism is the crank and rocker mechanism that two covers are identical, crank does 360 ° of turn overs, drive rocking bar to swing through connecting rod, second level mechanism is seven-bar mechanism, rocking bar swings through swing arm and drives push rod, and two groups of push rods drive same heald frame to do elevating movement; Two motions act on heald frame simultaneously, two motor synchronous workings, and the motion of both sides is synchronous, just can reach the object of the motion state of eradicating the hysteresis of heald frame wefting insertion side and catch up with and surpass.
2, open height adjusting device of the present invention is located in the mechanism of the second level, formed by the swing arm of second level mechanism and the push rod of adjustable length, asymmetric shedding mechanism drives heald frame from both sides, through the fine setting of push rod length, the difference of both-side opening height can realize small difference, just can produce the open height not contour along reed width, wefting insertion side shed open deployed height is little, open height increases gradually along reed width, catch the deployed height maximum of latitude side shed open, the more applicable modern loom of this new model shed open, is more conducive to coordinate air-jet weft insertion process.
3, the present invention is provided with slide block at heald frame one lateral edges, and the reciprocating motion on slide rail of slide block neighboring, to reach the object that needs phase coadaptation to coordinate when two cover driver parts drive with one page heald frame, for integrated box movement provides the new free degree and constraint.
4, the present invention has offered the different locating hole in some positions in swing arm, according to the demand of fabric, various open heights select different holes as push rod lower end tie point, hole site difference, the length of swing arm and push rod is variation and then, and finally the output of motion is that open height has just had multiple choices.
5, push rod of the present invention is made up of the another part such as adjusting bolt, nut and hinge arms, and adjusting bolt coordinates with fine thread with hinge arms, is used for finely tuning the length of push rod by rotating screw thread; Two cover driver parts drive with one page heald frame, the movement range of both sides mechanism need to adapt to and coordinate, asymmetric shedding mechanism produces not contour shed open, both sides traverse requires to have little difference, after basic size is set up, realize small difference through the length of fine setting both sides push rod, meet woven special demands.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, below with preferred embodiment of the present invention and coordinate accompanying drawing describe in detail.The specific embodiment of the present invention is provided in detail by following examples and accompanying drawing thereof.
Brief description of the drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is frame structure schematic diagram of the present invention;
Fig. 2 is the schematic diagram of secondary facility of the present invention;
Fig. 3 is side structure and the scheme of installation of rocking bar and swing arm in one embodiment of the invention;
Fig. 4 is Facad structure and the scheme of installation of rocking bar and swing arm in one embodiment of the invention;
Facad structure and scheme of installation that Fig. 5 is the centering block that is made up of rocking bar and swing arm in another embodiment of the present invention;
Side structure and scheme of installation that Fig. 6 is the centering block that is made up of rocking bar and swing arm in another embodiment of the present invention;
Fig. 7 is the structural representation of push rod of the present invention;
Fig. 8 is the structural representation of adjusting bolt in push rod of the present invention;
Fig. 9 is the side view of hinge arms in push rod of the present invention;
Figure 10 is the front view of hinge arms in push rod of the present invention.
Detailed description of the invention
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Shown in Figure 1, a kind of asymmetric shedding mechanism of joining open height adjusting device, comprise that one is arranged on the heald frame 1 in slide rail 2, described slide rail 2 is fixed in shedding mechanism frame, between the right side shelves middle part of described heald frame 1 and described slide rail 2, be provided with a slide block 3, the effect of described slide block 3 is drivings of heald frame 1 both sides described in balance; The left and right sides of described heald frame 1 sill bottom is respectively arranged with a push rod Connection Block 4, two the described push rod Connection Blocks 4 in left and right are hinged with push rod 5 one end of an open height adjusting device respectively, described open height adjusting device also comprises a swing arm 6, one end of the other end of described push rod 5 and described swing arm 6 is hinged, the other end of described swing arm 6 is hinged on the swinging axle 7 of frame, described swinging axle 7 connects respectively one group of crank and rocker mechanism, and the crank and rocker mechanism described in two groups is connected with wefting insertion side and the motor 9 of catching latitude side by one speed reducer 8 respectively.
Further, shown in Figure 2, described crank and rocker mechanism is made up of crank 12, connecting rod 11 and rocking bar 10, one end of described rocking bar 10 is hinged on described swinging axle 7, one end of the other end of described rocking bar 10 and described connecting rod 11 is hinged, one end of the other end of described connecting rod 11 and described crank 12 is hinged, and the other end of described crank 12 is connected with described motor 5 by described decelerator 4.
Preferably, shown in Fig. 3,4, described swing arm 6 is two separately another parts with described rocking bar 10, and described swing arm 6 is locked on described swinging axle 7 by nut 13 with described rocking bar 10, and described swing arm 6 separates by a spacer 14 with described rocking bar 10; First order mechanism drives described rocking bar 10, and described rocking bar 10 swings, and described swing arm 6 synchronously swings with described rocking bar 10, and the advantage that described swing arm 6 and described rocking bar 10 are made to two another parts is that the angle of described rocking bar 10 and described swing arm 6 can free adjustment.
Described open height adjusting device is mainly made up of described swing arm 6 and the described push rod 5 of second level mechanism, in described swing arm 6, offer 4 for the different locating hole 601 of hinged described push rod 5 and position, so, the distance of described swinging axle 7 centers and described locating hole 601 just has 4 kinds of selections, can be according to the demand of fabric, according to the different hole of the size Selection of open height as push rod lower end tie point; Meanwhile, the distance between described locating hole 601 and described push rod Connection Block 4, the length of described push rod 5 also has 4 kinds of selections, and the motion amplitude of described heald frame 1 changes thereupon.
Preferably, shown in Fig. 5,6, described swing arm 6 is two different pieces on same another part centering block with described rocking bar 10, and described centering block is clamped on described swinging axle 7 by nut 13, and described centering block swings with described swinging axle 7; In described swing arm 6, offer 7 for the different locating hole 601 of hinged described push rod 5 and position, so, the distance of described swinging axle 7 centers and described locating hole 601 just has 7 kinds of selections, can be according to the demand of fabric, according to the different hole of the size Selection of open height as push rod lower end tie point; Meanwhile, the distance between described locating hole 601 and described push rod Connection Block 4, the length of described push rod 5 also has 7 kinds of selections, and the motion amplitude of described heald frame 1 changes thereupon.
Further, shown in Figure 7, described push rod 5 comprises by adjusting bolt 501, adjusting nut 502 and hinge arms 503 and forming; Described adjusting bolt 501 puts in described hinge arms 503, and is fixed on the lower surface of described hinge arms 503 by described adjusting nut 502;
Shown in Figure 8, described adjusting bolt 501 coordinates with fine thread with described hinge arms 503, as M20 × 1.0, described adjusting bolt 501 puts in the length of described hinge arms 503 can make adjusting by length of thread engagement (LE), after described push rod 5 length setting, locks with described adjusting nut 502;
Shown in Fig. 9,10, the top of described hinge arms 503 offers 2 for connecting the connecting hole 504 of described push rod Connection Block 4, and described push rod Connection Block 4 is inserted between two the described connecting holes 504 in left and right.
This mechanism is made up of one-level, secondary facility.First order mechanism is the four-bar mechanism that two covers are identical, namely described crank and rocker mechanism, and described crank 12 does 360 ° of turn overs, drives described rocking bar 10 to swing through described connecting rod 11; Second level mechanism is seven-bar mechanism, and described rocking bar 10 swings through described swing arm 6 and drives push rod 5 described in 5, two groups of described push rods to drive same heald frame to do elevating movement.Described arrangement for adjusting height is located in the mechanism of the second level, and described arrangement for adjusting height is made up of the described swing arm 6 of second level mechanism and the described push rod 5 of adjustable length.Asymmetric shedding mechanism drives heald frame from both sides, requires all to have open height adjusting device in both sides, and through the fine setting of push rod length, the difference of both-side opening height can realize small difference.Two motions act on heald frame simultaneously, two motor synchronous workings, and the motion of both sides is synchronous, the object that is equipped with both sides driving mechanism is to eradicate the hysteresis of heald frame wefting insertion side and the motion state of catching up with and surpassing.
Above-described embodiment is just to allow one of ordinary skilled in the art can understand content of the present invention and implement according to this for technical conceive of the present invention and feature being described, its objective is, can not limit the scope of the invention with this.Every equivalent variation or modification that according to the present invention, the essence of content has been done, all should be encompassed in protection scope of the present invention.
Claims (7)
1. join the asymmetric shedding mechanism of open height adjusting device for one kind, it is characterized in that: comprise that one is arranged on the heald frame (1) in slide rail (2), described slide rail (2) is fixed in shedding mechanism frame, between the shelves middle part, right side of described heald frame (1) and described slide rail (2), is provided with a slide block (3), the left and right sides of described heald frame (1) sill bottom is respectively arranged with a push rod Connection Block (4), two the described push rod Connection Blocks in left and right (4) are hinged with push rod (5) one end of an open height adjusting device respectively, described open height adjusting device also comprises a swing arm (6), one end of the other end of described push rod (5) and described swing arm (6) is hinged, the other end of described swing arm (6) is hinged on the swinging axle (7) of frame, described swinging axle (7) connects respectively one group of crank and rocker mechanism, crank and rocker mechanism described in two groups is connected with wefting insertion side and the motor (9) of catching latitude side by one speed reducer (8) respectively.
2. asymmetric shedding mechanism of joining open height adjusting device according to claim 1, it is characterized in that: described crank and rocker mechanism is made up of crank (12), connecting rod (11) and rocking bar (10), one end of described rocking bar (10) is hinged on described swinging axle (7), one end of the other end of described rocking bar (10) and described connecting rod (11) is hinged, one end of the other end of described connecting rod (11) and described crank (12) is hinged, and the other end of described crank (12) is connected with described motor (5) by described decelerator (4).
3. asymmetric shedding mechanism of joining open height adjusting device according to claim 1, it is characterized in that: in described swing arm (6), offer several for the different locating hole (601) of hinged described push rod (5) and position, the distance of described swinging axle (7) center and described locating hole (601) changes thereupon, and the distance between described locating hole (601) and described push rod Connection Block (4) changes thereupon.
4. asymmetric shedding mechanism of joining open height adjusting device according to claim 3, is characterized in that: the quantity of described locating hole (601) is any one in 4 to 11.
5. according to the asymmetric shedding mechanism of joining open height adjusting device described in claim 1,2,3, it is characterized in that: described swing arm (6) is two another parts that are fixed on same described swinging axle (7) with described rocking bar (10), described swing arm (6) is locked at described swinging axle (7) above with described rocking bar (10) by nut (13), and described swing arm (6) separates by a spacer (14) with described rocking bar (10).
6. according to the asymmetric shedding mechanism of joining open height adjusting device described in claim 1,2,3, it is characterized in that: described swing arm (6) is two different pieces on same another part centering block with described rocking bar (10), it is upper that described centering block is clamped in described swinging axle (7) by nut (13), and described centering block swings with described swinging axle (7).
7. asymmetric shedding mechanism of joining open height adjusting device according to claim 2, is characterized in that: described push rod (5) comprises by adjusting bolt (501), adjusting nut (502) and hinge arms (503) and forming; Described adjusting bolt (501) puts in described hinge arms (503), and be fixed on the lower surface of described hinge arms (503) by described adjusting nut (502), the top of described hinge arms (503) offers 2 for connecting the connecting hole (504) of described push rod Connection Block (4), and described push rod Connection Block (4) is inserted between two the described connecting holes in left and right (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159095.1A CN103898655B (en) | 2014-04-21 | 2014-04-21 | Asymmetric opening mechanism provided with opening height adjusting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410159095.1A CN103898655B (en) | 2014-04-21 | 2014-04-21 | Asymmetric opening mechanism provided with opening height adjusting device |
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| CN103898655A true CN103898655A (en) | 2014-07-02 |
| CN103898655B CN103898655B (en) | 2015-05-13 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088057A (en) * | 2014-07-15 | 2014-10-08 | 吴江万工机电设备有限公司 | Six-linkage shedding mechanism for driving six heald frames |
| CN104328565A (en) * | 2014-10-22 | 2015-02-04 | 杭州创兴织造设备科技有限公司 | Shedding device based on servo motor |
| CN104843528A (en) * | 2015-04-23 | 2015-08-19 | 匡晨 | Bidirectional paper receiving and collating machine and bidirectional paper receiving device |
| CN109881326A (en) * | 2019-04-25 | 2019-06-14 | 山东日发纺织机械有限公司 | A kind of loom electronic shedding device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103180A (en) * | 1986-05-07 | 1987-11-18 | 村田机械株式会社 | The lowering or hoisting gear of heald frame |
| JP2000212849A (en) * | 1998-11-09 | 2000-08-02 | Toyota Autom Loom Works Ltd | Shedding control in loom and system therefor |
| US20020124901A1 (en) * | 2001-03-07 | 2002-09-12 | Lindauer Dornier Gesellschaft Mbh | Drive mechanism for shed forming components of a loom |
| CN101724955A (en) * | 2009-11-12 | 2010-06-09 | 江苏万工科技集团有限公司 | Shedding mechanism for air jet loom |
| CN201574247U (en) * | 2009-12-15 | 2010-09-08 | 江苏万工科技集团有限公司 | Opening device for driving two sets of cam mechanisms |
| CN201574246U (en) * | 2009-11-23 | 2010-09-08 | 江苏万工科技集团有限公司 | Shedding mechanism with two free planes |
| CN101922076A (en) * | 2009-06-12 | 2010-12-22 | 赵斯伟 | Shedding device of weaving machine |
| CN203846200U (en) * | 2014-04-21 | 2014-09-24 | 吴江万工机电设备有限公司 | Asymmetric opening mechanism with open height adjustment device |
-
2014
- 2014-04-21 CN CN201410159095.1A patent/CN103898655B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86103180A (en) * | 1986-05-07 | 1987-11-18 | 村田机械株式会社 | The lowering or hoisting gear of heald frame |
| JP2000212849A (en) * | 1998-11-09 | 2000-08-02 | Toyota Autom Loom Works Ltd | Shedding control in loom and system therefor |
| US20020124901A1 (en) * | 2001-03-07 | 2002-09-12 | Lindauer Dornier Gesellschaft Mbh | Drive mechanism for shed forming components of a loom |
| CN101922076A (en) * | 2009-06-12 | 2010-12-22 | 赵斯伟 | Shedding device of weaving machine |
| CN101724955A (en) * | 2009-11-12 | 2010-06-09 | 江苏万工科技集团有限公司 | Shedding mechanism for air jet loom |
| CN201574246U (en) * | 2009-11-23 | 2010-09-08 | 江苏万工科技集团有限公司 | Shedding mechanism with two free planes |
| CN201574247U (en) * | 2009-12-15 | 2010-09-08 | 江苏万工科技集团有限公司 | Opening device for driving two sets of cam mechanisms |
| CN203846200U (en) * | 2014-04-21 | 2014-09-24 | 吴江万工机电设备有限公司 | Asymmetric opening mechanism with open height adjustment device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088057A (en) * | 2014-07-15 | 2014-10-08 | 吴江万工机电设备有限公司 | Six-linkage shedding mechanism for driving six heald frames |
| CN104088057B (en) * | 2014-07-15 | 2015-08-12 | 吴江万工机电设备有限公司 | The six-bar linkage shedding mechanism of a kind of driving six pages of heald frames |
| CN104328565A (en) * | 2014-10-22 | 2015-02-04 | 杭州创兴织造设备科技有限公司 | Shedding device based on servo motor |
| CN104843528A (en) * | 2015-04-23 | 2015-08-19 | 匡晨 | Bidirectional paper receiving and collating machine and bidirectional paper receiving device |
| CN109881326A (en) * | 2019-04-25 | 2019-06-14 | 山东日发纺织机械有限公司 | A kind of loom electronic shedding device |
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