CN206928005U - A kind of six-bar linkage crank shedding motion - Google Patents
A kind of six-bar linkage crank shedding motion Download PDFInfo
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- CN206928005U CN206928005U CN201720567224.XU CN201720567224U CN206928005U CN 206928005 U CN206928005 U CN 206928005U CN 201720567224 U CN201720567224 U CN 201720567224U CN 206928005 U CN206928005 U CN 206928005U
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Abstract
A kind of six-bar linkage crank shedding motion disclosed in the utility model, including actuating unit, the first transmission mechanism, the second transmission mechanism and heald frame, the actuating unit includes mounting disc and crank, and first transmission mechanism includes upper connecting rod, intermediate rocker device and lower link；The intermediate rocker device includes intermediate rocker and rocking bar mounting seat, and intermediate rocker is arranged in rocking bar mounting seat, and intermediate rocker both ends are provided with adjustable spindle nose；Second transmission mechanism includes drive link, rocker and heald frame rocking bar, heald frame rocking bar is connected with harness lever, harness lever is connected with heald frame, make six section connecting rods into by the way that four conventional section connecting rods are increased, to realize that geo-stationary time of the heald frame in extreme lower position is more than geo-stationary time of the heald frame in extreme higher position, be advantageous to wefting insertion, raising beating performance so as to reach, be adapted to the various woven purposes of plain cloth.
Description
Technical field
Technical field of textile machine is the utility model is related to, specifically a kind of six-bar linkage crank shedding motion.
Background technology
The shedding mechanism of air-jet loom in the market uses more positive type cam machine opening, electronic dobby tapping machine
Structure and crank connecting link shedding mechanism.Though wherein positive type cam machine opening and the control of electronic dobby opening technology maturation accurately may be used
Lean on, also can high-speed cruising, but structure is extremely complex, and cost is high, comparatively speaking crank shedding mechanism just possess it is simple in construction, knit
Cause low, but crank shedding mechanism in the market is to use double leval jib crank shedding motion mostly, and double leval jib crank is opened
Mouthful device can not be applied in wide cut and the too high fabric of density, and lower layer warp yarns run duration is very fast, when weaving broad fabrics
It is unfavorable for wefting insertion.
Utility model content
The purpose of this utility model is to solve the above problems, there is provided a kind of six-bar linkage crank shedding motion, by with
Four past section connecting rods, which increase, makes six section connecting rods into, to realize that geo-stationary time of the heald frame in extreme lower position is more than heald frame in highest
The geo-stationary time of position, be advantageous to wefting insertion, raising beating performance so as to reach, be adapted to the various woven mesh of plain cloth
's.
The technical scheme in the invention for solving the technical problem is：
A kind of six-bar linkage crank shedding motion, including actuating unit, the first transmission mechanism, the second transmission mechanism and heald frame,
The actuating unit includes mounting disc and crank, and first transmission mechanism includes upper connecting rod, intermediate rocker device and lower link,
Described upper connecting rod one end is connected with crank, and the upper connecting rod other end is connected with intermediate rocker device, described lower link one end and centre
Rocker actuator is connected, and the lower link other end is connected with the second transmission mechanism；
Further, the mounting disc is rounded, and mounting disc is uniformly distributed with three waist holes on same diameter circular arc,
Mounting disc is linked by key connection and driving shaft, and mounting disc indicates scale.
Further, the crank is rounded, and position corresponding with three waist holes in mounting disc is respectively equipped with spiral shell on crank
Pit, crank are arranged in mounting disc by three groups of bolts, and crank is provided with protrusion spindle nose I, upper connecting rod upper end and protrusion spindle nose I
Pass through bearing hinge connection.
Further, the crank is in cam face, and crank one end is provided with the tight locking button with active shaft locking, on tight locking button
Provided with locking hole, screw passes through locking hole fixed crank and driving shaft, and the crank other end is provided with protrusion spindle nose II, upper connecting rod upper end
Pass through bearing hinge connection with protrusion spindle nose I.
Further, the intermediate rocker device includes intermediate rocker and rocking bar mounting seat, and intermediate rocker is arranged on rocking bar
In mounting seat, intermediate rocker both ends are provided with adjustable spindle nose；
The rocking bar mounting seat is fixed, and the intermediate rocker is arranged in rocking bar mounting seat by bearing hinge connection, in
Between rocking bar both ends be provided with chute, the adjustable spindle nose is locked in chute.
Further, the intermediate rocker rear end face is provided with protrusion spindle nose III, the protrusion spindle nose III and rocking bar mounting seat
Pass through bearing hinge connection；
The adjustable spindle nose rear end face is provided with screwed hole, and adjustable spindle nose is fixed on intermediate rocker by trip bolt and packing ring
At the chute of both ends, intermediate rocker right-hand member is adjustable spindle nose and upper connecting rod upper end are by bearing hinge connection, intermediate rocker left end is adjustable spindle nose
Pass through bearing hinge connection with lower link upper end；
Stop screw is provided with the chute both ends.
Further, the rocking bar mounting seat is provided with bearing chamber, and bearing chamber is provided with air-vent and oil filler point I, upper company
The both ends of bar and lower link are designed with bearing chamber, are provided with bearing in bearing chamber, bearing is fixed in bearing chamber by end cap, end cap
Centre position is provided with through hole, and bearing chamber is provided with oil filler point II.
Further, second transmission mechanism includes drive link, rocker and heald frame rocking bar, and drive link and heald frame rocking bar are consolidated
It is scheduled on rocker, heald frame rocking bar is connected with harness lever, and harness lever is connected with heald frame；
The drive link is right to be equipped with the adjustable bearing pin in position, and bearing pin is connected in by way of bearing link with lower link lower end
Together, drive link left end is locked on rocker.
Further, the heald frame rocking bar left end is fixed and is locked on rocker, and heald frame rocking bar right-hand member is hinged with harness lever.
The beneficial effects of the utility model are：
1st, a kind of six-bar linkage crank shedding motion provided by the utility model, six are made into by the way that four conventional section connecting rods are increased
Connecting rod is saved, geo-stationary time of the heald frame in extreme lower position can be made to be more than heald frame in the geo-stationary time of extreme higher position, institute
So that when shed open opens sufficient, lower layer warp yarns motion is more steady, is advantageous to wefting insertion；And warp thread and lower warp can also be made in beating
Yarn forms different Tension Differences, and the tension variation in opening evenly, can significantly improve the surface texturisation of fabric, make fabric
It is smoother plentiful；It can also effectively adapt to simultaneously in running at high speed, beating performance is higher than double leval jib crank opening.
2nd, a kind of six-bar linkage crank shedding motion provided by the utility model six-bar linkage compared with double leval jib crank opening is bent
Handle opening can meet more highdensity fabric, so as to which fabric scope is expanded to the close woven fabric of wide cut from plain cloth.
3rd, a kind of six-bar linkage crank shedding motion provided by the utility model, the intermediate rocker device include intermediate rocker
With rocking bar mounting seat, intermediate rocker is arranged in rocking bar mounting seat, and intermediate rocker both ends are provided with adjustable spindle nose；The drive link is right
Equipped with the adjustable bearing pin in position, bearing pin is connected together by way of bearing link with lower link lower end, the locking of drive link left end
It is fixed on rocker, is changed by adjustment of the adjustable bearing pin of adjustable spindle nose and position to the effective length of each connecting rod of six-bar linkage
The characteristics of motion, including the amount of opening of opening, flat total height, lower angle of repose etc. can all make corresponding change.
Brief description of the drawings
Fig. 1 is the utility model principle schematic diagram；
Fig. 2 is the utility model actuating unit front view；
Fig. 3 is the utility model mounting disc front view；
Fig. 4 is the utility model crank front view one；
Fig. 5 is the utility model crank front view two；
Fig. 6 is the utility model intermediate rocker structural representation；
Fig. 7 is sectional view at Fig. 6 A-A；
Fig. 8 is the utility model rocking bar mounting seat front view；
Fig. 9 is sectional view at the utility model bearing.
Embodiment
Embodiment one：
According to Fig. 1 to Fig. 4, Fig. 6 to Fig. 9, a kind of six-bar linkage crank shedding motion, including actuating unit, the first biography
Motivation structure, the second transmission mechanism and heald frame 12, the actuating unit include mounting disc 1 and crank 2, the first transmission mechanism bag
Upper connecting rod 3, intermediate rocker device and lower link 7 are included, described one end of upper connecting rod 3 is connected with crank 2, and the other end of upper connecting rod 3 is with
Between rocker actuator connect, described one end of lower link 7 is connected with intermediate rocker device, and the other end is connected with the second transmission mechanism.
The mounting disc 1 is rounded, and mounting disc 1 is uniformly distributed with three waist holes 202 on same diameter circular arc, installation
Disk 1 is linked by key connection and driving shaft 206, and mounting disc 1 indicates scale 204.The crank 2 is rounded, on crank 2 with installation
Three 202 corresponding positions of waist hole are respectively equipped with screwed hole 201 on disk 1, and crank 2 is arranged in mounting disc 1 by three groups of bolts,
Crank 2 is provided with protrusion spindle nose I 203, and the upper end of upper connecting rod 3 passes through bearing hinge connection with protrusion spindle nose I 203.In the mounting disc 1
The positioning that can be used to when the adjustment of 300 ° of loom is flat comprehensive as the adjustment position of crank 2 of scale 204 refer to, batch is being adjusted when assembling
Position can be write down after good First equipment, is easy to follow-up unification debugging, is easy to the unified debugging of batch, but structure slightly complexity is not
It is easily installed, processing cost is higher.
The intermediate rocker device includes intermediate rocker 4 and rocking bar mounting seat 5, and intermediate rocker 4 is arranged on rocking bar mounting seat 5
On, the both ends of intermediate rocker 4 are provided with adjustable spindle nose 6；The rocking bar mounting seat 5 is fixed, and the intermediate rocker 4 is cut with scissors by bearing
Connect in rocking bar mounting seat 5, the both ends of intermediate rocker 4 are provided with chute 402, and the adjustable spindle nose 6 is locked at chute 402
It is interior.
The rear end face of intermediate rocker 4 is provided with protrusion spindle nose III 401, and the protrusion spindle nose III 401 and rocking bar mounting seat 5 are logical
Cross bearing hinge connection；The rear end face of adjustable spindle nose 6 is provided with screwed hole, and adjustable spindle nose 6 is solid by trip bolt 405 and packing ring 404
Be scheduled at the both ends chute 402 of intermediate rocker 4, the right-hand member of intermediate rocker 4 is adjustable spindle nose 6 and the upper end of upper connecting rod 3 by bearing hinge connection, in
Between the adjustable spindle nose 6 of the left end of rocking bar 4 and the upper end of lower link 7 pass through bearing hinge connection；Stop screw is provided with the both ends of chute 402
403。
Second transmission mechanism includes drive link 8, rocker 9 and heald frame rocking bar 10, and drive link 8 and heald frame rocking bar 10 are fixed
On rocker 9, heald frame rocking bar 10 is connected with harness lever 11, and harness lever 11 is connected with heald frame 12；The drive link 8 is right to be equipped with position
Adjustable bearing pin, bearing pin are connected together by way of bearing link with the lower end of lower link 7, and the left end of drive link 8 is locked
On rocker 9.
The left end of heald frame rocking bar 10 is fixed and is locked on rocker 9, and the right-hand member of heald frame rocking bar 10 passes through bearing pin with harness lever 11
Connection, harness lever can do the action swung up and down with the rotation of rocker.
The rocking bar mounting seat 5 is provided with bearing chamber 501, and bearing chamber 501 is provided with air-vent 502 and oil filler point I 503,
The both ends of upper connecting rod 3 and lower link 7 are designed with bearing chamber 501, are provided with bearing 504 in bearing chamber 501, bearing 504 passes through end cap
506 are fixed in bearing chamber 501, and the centre position of end cap 506 is provided with through hole 507, and bearing chamber 501 is provided with oil filler point II 508.
Both ends, rocking bar mounting seat 5, the both ends of lower link 7 of upper connecting rod 3 are inherently a bearing mounting bases, crank 2
On protrusion spindle nose I 203, the adjustable spindle nose 6 at the both ends of intermediate rocker 4 and the bearing pin of the right-hand member of drive link 8 and corresponding upper connecting rod 3
In both ends, rocking bar mounting seat 5, the bearings at both ends mounting seat of lower link 7 bearing fit connection, and the both ends of upper connecting rod 3,
Rocking bar mounting seat 5, the both ends of lower link 7 are installed in the bearing chamber of bearing and are all provided with special oil filler point and air-vent, periodically note
Oil lubrication can significantly improve the service life of bearing.
The utility model illustrates by taking the six-bar linkage shedding motion of yarn feeding side as an example, power side six-bar linkage crank shedding motion
Structural principle is same.
Rotated together in use, the protrusion axle head of crank 2 drives upper connecting rod 3 followed by；During the other end of upper connecting rod 3 drives
Between rocking bar 4 followed by and rotate together；The other end of intermediate rocker 4 drives lower link 7 followed by and rotated together；The other end of lower link 7
Drive drive link 8 followed by rotate together；Drive link 8 drives rocker 9 to rotate；Rocker 9 drives heald frame rocking bar 10 to rotate；Heald frame
Rocking bar 10 drives heald frame regular motion about 12, while power side six-bar linkage shedding motion drives heald frame 13 to do opposite direction
Up and down motion, realize Warp opening function.
Embodiment two：
According to Fig. 5, the crank 2 can also be in cam face, and the one end of crank 2 is provided with what is locked with driving shaft 206
Tight locking button 205, tight locking button 205 are provided with locking hole 208, and screw passes through the fixed crank 2 of locking hole 208 and driving shaft 206, crank
2 other ends are provided with protrusion spindle nose II 207, and for the upper end of upper connecting rod 3 with protrusion spindle nose I 203 by bearing hinge connection, this is simple in construction, into
Originally it is low to be easy to adjustment and installation.
Although above-mentioned the embodiment of utility model is described with reference to accompanying drawing, not to the utility model
The limitation of protection domain, on the basis of utility model technical scheme, those skilled in the art need not pay creative work
The various modifications or deformation that can be made are still within the scope of protection of the utility model.
Claims (9)
1. a kind of six-bar linkage crank shedding motion, it is characterized in that, including actuating unit, the first transmission mechanism, the second transmission mechanism
With heald frame (12), the actuating unit includes mounting disc (1) and crank (2), first transmission mechanism include upper connecting rod (3),
Intermediate rocker device and lower link (7), described upper connecting rod (3) one end are connected with crank (2), upper connecting rod (3) other end and centre
Rocker actuator is connected, and described lower link (7) one end is connected with intermediate rocker device, lower link (7) other end and the second driver
Structure connects.
2. a kind of six-bar linkage crank shedding motion according to claim 1, it is characterized in that, the mounting disc (1) is rounded,
Mounting disc (1) is uniformly distributed with three waist holes (202) on same diameter circular arc, and mounting disc (1) passes through key connection and active
Axle (206) links, and mounting disc (1) indicates scale (204).
3. a kind of six-bar linkage crank shedding motion according to claim 1, it is characterized in that, the crank (2) is rounded, bent
Position corresponding with upper three waist holes (202) of mounting disc (1) is respectively equipped with screwed hole (201) on handle (2), and crank (2) passes through three
Group bolt is arranged in mounting disc (1), and crank (2) is provided with protrusion spindle nose I (203), upper connecting rod (3) upper end and protrusion spindle nose I
(203) bearing hinge connection is passed through.
4. a kind of six-bar linkage crank shedding motion according to claim 1, it is characterized in that, the crank (2) is in cam shape
Shape, crank (2) one end are provided with the tight locking button (205) with driving shaft (206) locking, and tight locking button (205) is provided with locking hole
(208), for screw through locking hole (208) fixed crank (2) and driving shaft (206), crank (2) other end is provided with protrusion spindle nose II
(207), upper connecting rod (3) upper end passes through bearing hinge connection with protrusion spindle nose I (203).
5. a kind of six-bar linkage crank shedding motion according to claim 1, it is characterized in that, the intermediate rocker device includes
Intermediate rocker (4) and rocking bar mounting seat (5), intermediate rocker (4) are arranged in rocking bar mounting seat (5), and intermediate rocker (4) both ends are set
There is adjustable spindle nose (6)；
The rocking bar mounting seat (5) is fixed, and the intermediate rocker (4) is arranged on rocking bar mounting seat (5) by bearing hinge connection
On, intermediate rocker (4) both ends are provided with chute (402), and the adjustable spindle nose (6) is locked in chute (402).
6. a kind of six-bar linkage crank shedding motion according to claim 5, it is characterized in that, intermediate rocker (4) rear end
Face is provided with protrusion spindle nose III (401), and the protrusion spindle nose III (401) passes through bearing hinge connection with rocking bar mounting seat (5)；
Adjustable spindle nose (6) rear end face is provided with screwed hole, and adjustable spindle nose (6) is solid by trip bolt (405) and packing ring (404)
Intermediate rocker (4) both ends chute (402) place is scheduled on, the adjustable spindle nose of intermediate rocker (4) right-hand member (6) passes through with upper connecting rod (3) upper end
Bearing hinge connection, the adjustable spindle nose of intermediate rocker (4) left end (6) pass through bearing hinge connection with lower link (7) upper end；
Stop screw (403) is provided with chute (402) both ends.
7. a kind of six-bar linkage crank shedding motion according to claim 6, it is characterized in that, on the rocking bar mounting seat (5)
Provided with bearing chamber (501), bearing chamber (501) is provided with air-vent (502) and oil filler point I (503), upper connecting rod (3) and lower link
(7) both ends are designed with bearing chamber (501), are provided with bearing (504) in bearing chamber (501), bearing (504) passes through end cap (506)
It is fixed in bearing chamber (501), end cap (506) centre position is provided with through hole (507), and bearing chamber (501) is provided with oil filler point II
(508)。
8. a kind of six-bar linkage crank shedding motion according to claim 1, it is characterized in that, second transmission mechanism includes
Drive link (8), rocker (9) and heald frame rocking bar (10), drive link (8) and heald frame rocking bar (10) are fixed on rocker (9), and heald frame shakes
Bar (10) is connected with harness lever (11), and harness lever (11) is connected with heald frame (12)；
The drive link (8) is right to be equipped with the adjustable bearing pin in position, and bearing pin is connected by way of bearing link with lower link (7) lower end
Together, drive link (8) left end is locked on rocker (9).
9. a kind of six-bar linkage crank shedding motion according to claim 8, it is characterized in that, heald frame rocking bar (10) left end
Fixation is locked on rocker (9), and heald frame rocking bar (10) right-hand member links with harness lever (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567224.XU CN206928005U (en) | 2017-05-19 | 2017-05-19 | A kind of six-bar linkage crank shedding motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720567224.XU CN206928005U (en) | 2017-05-19 | 2017-05-19 | A kind of six-bar linkage crank shedding motion |
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| Publication Number | Publication Date |
|---|---|
| CN206928005U true CN206928005U (en) | 2018-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720567224.XU Active CN206928005U (en) | 2017-05-19 | 2017-05-19 | A kind of six-bar linkage crank shedding motion |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112273008A (en) * | 2019-07-27 | 2021-01-29 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN113638105A (en) * | 2021-08-25 | 2021-11-12 | 苏州大学 | Shedding mechanism of loom |
-
2017
- 2017-05-19 CN CN201720567224.XU patent/CN206928005U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112273008A (en) * | 2019-07-27 | 2021-01-29 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN112273008B (en) * | 2019-07-27 | 2022-01-04 | 湖北工业大学 | Accurate adjustment mechanism of fertile is spilt to agricultural |
| CN113638105A (en) * | 2021-08-25 | 2021-11-12 | 苏州大学 | Shedding mechanism of loom |
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