CN203247375U - Jacquard weave aperture opening device - Google Patents
Jacquard weave aperture opening device Download PDFInfo
- Publication number
- CN203247375U CN203247375U CN 201320242830 CN201320242830U CN203247375U CN 203247375 U CN203247375 U CN 203247375U CN 201320242830 CN201320242830 CN 201320242830 CN 201320242830 U CN201320242830 U CN 201320242830U CN 203247375 U CN203247375 U CN 203247375U
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- arm
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- drive shaft
- swing arm
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Abstract
The utility model discloses a jacquard weave aperture opening device, and belongs to the technical field of the aperture opening of jacquards. The jacquard weave aperture opening device comprises a main transmission shaft rotatably arranged on two wallboards in a penetrating manner and positioned at the lower parts of two pairs of griffe swing arms, two groups of griffes, a single rocker arm, a single crank shaft and a swinging mechanism, wherein each pair of griffe swing arms is positioned near to each wallboard; one mounting ends of each pair of griffe swing arms are pivotally arranged on each plate; the swinging mechanism comprises a swinging shaft positioned at the lower part of the swining end of each griffe swing arm and arranged on a wallboard in a penetrating manner, a driving three-arm assembly and a linking double-arm assembly respectively positioned near to each plate and mounted on the swinging shaft; a rocker rod arm and a crank shaft of the driving three-arm assembly are connected through the horizontal rocker arm; a front arm and a back arm of each of the driving three-arm assembly and a linking double-arm assembly are connected with the swinging ends of each corresponding pair of griffe swing arms through a vertical connecting rod. Through the adoption of the scheme, the precision of the alternate up and down synchronous movement of two griffe groups is high, the aperture is clear, the structure of the device is very concise, the energy consumption is low, the processing precision range is small, and the use and maintenance are convenient.
Description
[technical field]
The utility model relates to a kind of jacquard weave shedding motion, is used for weaving jacquard fabric, belongs to jacquard opening technical field.
[background technology]
Existing jacquard lifting knives transmission device uses eight independently eccentric wheel left and right sidesing wall plate both sides that are placed in as shown in Figure 3.Wherein, four large eccentricities wheel 02 (left wallboard 04 outside, right wallboard 05 inboard respectively put 1 invisible) is common drive griffe to organize 06 and griffe to organize 07 four after hinge extension bar 08 up-down alternative motion, to form after-opening; Four small eccentricities wheel 03 (left wallboard 04 outside, right wallboard 05 inboard respectively put 1 invisible) is common drive griffe to organize 06 and griffe to organize 07 four before hinge extension bar 09 up-down alternative motion, thereby form open front.Yet there is following weak point technically in this device:
1, overall structure and drive connection are very complicated, cost is higher, owing to using eight eccentric wheels, these eight eccentric wheels processing are separately had relatively high expectations aspect uniformity, and eight eccentric wheels all are installed on separately on the final drive shaft 01, be difficult to guarantee that when mounted the relative established angle of eccentric group is 180 ° or 0 °, can't guarantee to griffe to organize 06 and griffe to organize 07 when rising to upper limit (UL) point position and drop to simultaneously lowest limit point position, vice versa.Directly cause accordingly large eccentricity wheel 02, small eccentricity wheel 03 can't driven in synchronism realizing griffing organizing the up-down alternative motion of relative 180 ° of time differences of 06,07, final result is to cause producing by the harness eye of griffing to organize 06 and 07 guiding needle lifting-hook and make the harness cord connected that is hung on the needle lifting-hook be used for lifting warp thread being unfavorable for woven beating.Simultaneously because eight connecting rod of eccentric wheel that eight eccentric wheels drive asynchronous, this can cause final drive shaft 01 and the larger vibration of complete machine.The adverse effect that the problems referred to above directly produce then is so that this device upper and lower opening in weaving process is asynchronous, opening is unintelligible, end breakage is high, weaving efficiency is low;
2, final drive shaft 01 is in left and right sidesing wall plate 04,05 top, namely be positioned at and griffe to organize 06,07 top, the main power source input unit center of gravity that causes driving final drive shaft 01 is higher, complete machine oscillation is larger, thereby can make this device open state unstable, final drive shaft 01 becomes the vibration source of jacquard, becomes the root that increases various consumable accessorys;
3, the small end of eight connecting rod of eccentric wheel is pin joint, and the upper and lower end of hinge extension bar also is pin joint, so, causes the more and process adjustments of hinged number become complex, poor efficiency, the process adjustments uniformity is difficult to guarantee, brings great inconvenience corresponding aspect using, safeguarding thus.
Based on said circumstances, existing jacquard lifting knives transmission structures is real improved necessity, and for this reason, the applicant has carried out actively and good try, and technical scheme described below is to form under such background.
[utility model content]
Technical assignment of the present utility model is to provide that a kind of structure is very succinct, energy consumption is low, the machining accuracy scope is little, cost is low, griffe group pumps alternately that the synchronism precision is high, to weave opening clear, and working service jacquard weave shedding motion easily.
Technical assignment of the present utility model is achieved like this:
A kind of jacquard weave shedding motion, comprise a final drive shaft, griffe for two groups, griffe swing arm for two pairs, but be set on two wallboards final drive shaft continuous rotation, each lays respectively near each wallboard griffing swing arm, every pair of each installation end of griffing in the swing arm all is hubbed on the short mandrel of a corresponding wallboard, each is griffed swing arm and all hangs by some suspension rods and be connected in one group of side of griffing, described final drive shaft and two pairs griffe to pass through successively between the swing arm crank and rocker mechanism, the swing mechanism transmission of moving, crank and rocker mechanism is equipped on the final drive shaft with the described swing mechanism of motion control, griffe the equal Synchronous Transmission of swing arm for two pairs and be connected to swing mechanism, to realize on two groups of replacing of griffing, lower reciprocating motion, described final drive shaft is positioned at the below of griffing swing arm, described crank and rocker mechanism is single rocking bar and the single crank that is driven by final drive shaft own, described swing mechanism comprises being positioned at griffes the swinging end below of swing arm and is placed through a balance staff on two wallboards with final drive shaft with paralleling, and lay respectively near each wallboard and be installed on the cover of one on the balance staff initiatively three arm components and a cover interlock both arms assembly, initiatively be connected by rolling bar realization conversion of motion between the rocker arm that has of three arm components and the crank, the preposition arm of active three arm components, rearmounted arm links to each other the preposition arm of the both arms assembly that links by vertical connecting rod with near being arranged in a wallboard a pair of each swinging end of swing arm of griffing respectively, rearmounted arm also respectively by vertical connecting rod be arranged in another piece wallboard near another link to each other to griffing each swinging end of swing arm.
Above-mentioned active three arm components, interlock both arms assembly are the integral single piece structure of fixed installation, and both swaying directions are identical, and preposition arm, the rearmounted arm of the preposition arm of active three arm components, rearmounted arm and interlock both arms assembly are symmetrical.
The preposition arm of above-mentioned active three arm components, rearmounted arm, and interlock both arms assembly preposition arm, rearmounted arm are all isometric; It is all isometric to griffe swing arm.
The utlity model has following advantage and beneficial effect:
1, abandoned bilateral four eccentric wheels-four jointed gear unit of prior art, complete machine adopts the single crank list endplay device motion of single crank, wall scroll rocking bar to be passed to swing mechanism, swing mechanism adopts a balance staff, being loaded on active three arm components on this balance staff, interlock both arms assembly griffes swing arm and is connected with two groups by vertical connecting rod, thereby being two groups, the continuous rotation conversion of motion of final drive shaft griffes the upper and lower reciprocating motion of replacing of swing arm, to realize and to satisfy jacquard weave opening function.Its structure of the utility model jacquard weave shedding motion is the most succinct, moving link quantity is down to minimum, and motional inertia is down to minimum, and cost is low, economize on electricity is obvious, process adjustments becomes easy, efficient because hinged number is minimum, and the utility model device is easier to assembling, use and maintenance than existing structure;
Single crank list endplay device need not need to be regulated eight eccentric eccentric positions as prior art in assembling, use procedure, only need to regulate preposition arm, the symmetry of rearmounted arm on the same balance staff of active three arm components and interlock both arms assembly, can realize in the whole gyration process of final drive shaft, two groups of synchronisms of griffing the alternatively up and down harness motion time are regulated the little thereby accurate height of accumulated error.Because synchronism is high, the vibration of final drive shaft, complete machine is little, weaves opening clear, therefore, under the high-speed cruising state, greatly reduce harness eye and be unfavorable for woven beating, obtained effective control by the harness eye end breakage that causes of beating, greatly improved weaving efficiency;
Crank and rocker mechanism only need be used a crank and a rocking bar, can adopt in less accuracy rating and process, and this is highly beneficial to saving cost.
2, final drive shaft is arranged in the below of griffing swing arm, the lower position final drive shaft can realize directly connecting the main power source input unit of corresponding lower position, the vibration nature of main power source input unit is just little, the bearing shock loading of supporting final drive shaft is also little, the bearing durability improves, especially, setting height(from bottom) to jacquard requires corresponding being reduced, being adapted to short factory building installs, and the balance staff of swing mechanism is positioned at the swinging end below of griffing swing arm, become possibility for realizing that balance staff places near the wallboard bottom, the layout that cooperates of this lower position crank and rocker mechanism and lower position swing mechanism, thus, continuous rotary can be realized conversion of motion at lower position to the operational mode of reciprocally swinging, griffes to replace thereby realized being positioned at two groups of this two great institutions top, lower reciprocal harness motion, motion is transmitted steadily reliable, harness motion in the weaving process is little to the vibration effect of complete machine, thus the vibration when the restriction jacquard turns round, and the speed of a motor vehicle is corresponding can the lifting also.
[description of drawings]
Below in conjunction with accompanying drawing the utility model is described in detail.
Fig. 1 is the stereogram of the utility model jacquard weave shedding motion, and the upper right side is little opening among the figure, and is corresponding with it, and scheming left downside is large opening, and the whole facade profile of right wallboard as seen;
Fig. 2 is another view of the present utility model (the whole facade profile of left wallboard as seen), and the lower right side is large open side in the figure, and is corresponding with it, and the upper left side is little open side among the figure;
Fig. 3 is the stereogram of existing jacquard lifting knives transmission device.
[specific embodiment]
Seeing also Fig. 1～shown in Figure 2, is preferred embodiment of the present utility model.
A kind of jacquard weave shedding motion, comprise a final drive shaft 2, two groups griffe, two pairs griffe swing arm, but be set on left wallboard 1L, the right wallboard 1R final drive shaft 2 continuous rotations, each lays respectively near each wallboard griffing swing arm, in conjunction with Fig. 1,2 as seen, griffe swing arm 71L, griffe swing arm 71R and all be in synchronously top dead center position, griffe swing arm 72L, griffe swing arm 72R and all be in synchronously top dead center position.
Be maintenance, lubricated easy to operate and take full advantage of space in two wallboards, in the present embodiment, all are griffed swing arm and all are positioned at the two wallboards outside.Certainly with regard to techniques well known, can also be that all are griffed swing arm all to be arranged in two wallboards inboard (at this moment, one cover active three arm components 4 and a cover interlock both arms assembly 5 all are positioned at the wallboard inboard), can also be griffe swing arm 71L, griffe swing arm 72L and be arranged in left wallboard 1L both sides, correspondingly, griffe swing arm 71R, griffe swing arm 72R also be arranged in right wallboard 1R both sides (at this moment, initiatively the preposition arm 51 of the preposition arm 41 of three arm components 4, rearmounted arm 42 and interlock both arms assembly 5, rearmounted arm 52 respectively split be arranged in the both sides of each wallboard).
Be fixed with a short mandrel 10L in a left side (seeing Fig. 2) in the upper left corner of left wallboard 1L, be fixed with a short mandrel 10R in the right side (seeing Fig. 1) in the upper right corner of right wallboard 1R, griffing each installation end of swing arm 71L, 72L all is hubbed on the short mandrel 10L, correspondingly, griffing each installation end of swing arm 71R, 72R all is hubbed on the short mandrel 10R.
Final drive shaft 2 and two pairs are griffed between the swing arm successively by the transmission of moving of crank and rocker mechanism, swing mechanism, crank and rocker mechanism is equipped on the final drive shaft 2 and with the described swing mechanism of motion control, griffe the equal Synchronous Transmission of swing arm for two pairs and be connected to swing mechanism, griffe 81,82 the upper and lower reciprocating motion that replaces to realize two groups.
Final drive shaft 2 is positioned at all belows of griffing swing arm, the final drive shaft 2 that is placed through behind the wallboard bottom is in little shed open side, the left axle head of final drive shaft 2 stretches out outside the left wallboard 1L, be used for linking to each other with the main power source device, only be expressed as the main power source device with an axis D in Fig. 2, the power that provides by main power source device D can satisfy the continuous rotation motion of final drive shaft 2.
Crank and rocker mechanism is single rocking bar 22 and the single crank 21 that is driven by final drive shaft 2 own, the right axle head of final drive shaft 2 stretches out outside the right wallboard 1R, crank 21 is (axis hole of crank 21 is not shown in the drawings) that are set with and are anchored on this axle head, and crank 21 has eccentric spindle nose 210.
If repaying, crank 21 changes eccentric wheel into, if reach equal eccentric throw, then need to eccentric shaft bearing large, that accuracy class is had relatively high expectations be installed at eccentric wheel, and the eccentric spindle nose 210 of crank 21 only needs less and one lowly join bearing assemble and get final product, be conducive to like this when assembling, can save cost.
Swing mechanism comprises with final drive shaft 2 and is placed through a balance staff 3 on two wallboard 1L, the 1R with paralleling, and all be installed on the balance staff 3 and the cover that lays respectively at a cover interlock both arms assembly 5 in the left wallboard 1L outside and be positioned at the right wallboard 1R outside three arm components 4 initiatively, initiatively three arm components 4 are the integral single piece structure, it is comprised of rocker arm 40, preposition arm 41 and rearmounted arm 42, interlock both arms assembly 5 also is the integral single piece structure, is comprised of preposition arm 51 and rearmounted arm 52.
All are griffed the swinging end of swing arm and are large shed open side.
Be in transmission connection by a rolling bar 22 between rocker arm 40 and the crank 21, the synchronous reciprocating take the continuous rotation conversion of motion of realizing final drive shaft 2, crank 21 as three arm components 4 initiatively with interlock both arms assembly 5 swings.As seen from Figure 1, an end of rolling bar 22 is connected with the eccentric spindle nose 210 of crank 21, and the other end of rolling bar 22 then links to each other with rocker arm 40.Preposition arm 41, rearmounted arm 41 respectively by vertical connecting rod 61R, vertical connecting rod 62R with griffe swing arm 71R swinging end, griffe the swinging end of swing arm 72R and link to each other, the preposition arm 51 of interlock both arms assembly 5, rearmounted arm 52 also respectively by vertical connecting rod 61L, vertical connecting rod 62L with griffe swing arm 71L swinging end, griffe the swinging end of swing arm 72L and link to each other.
Initiatively the rocker arm 40 of three arm components 4 can be overhead as shown in the figure, certainly can also be underneath type, when it is underneath type, balance staff 3 is higher than final drive shaft 2, rocking bar 22 also is lower than balance staff 3, at this moment, ultralow position final drive shaft 2G more can realize connecting the main power source input unit D of corresponding ultralow position.
Active three arm components 4, interlock both arms assembly 5 be fixed being installed on the balance staff 3 all, and both are identical at swaying direction, and preposition arm 41, rearmounted arm 42 are arranged symmetrically with preposition arm 51, rearmounted arm 52.
Initiatively preposition arm 41, the rearmounted arm 42 of three arm components 4, and interlock both arms assembly 5 preposition arms 51, rearmounted arm 52 are all isometric; It is all isometric to griffe swing arm 71L, 71R, 72L and 72R.
Claims (3)
1. jacquard weave shedding motion, comprise a final drive shaft, griffe for two groups, griffe swing arm for two pairs, but be set on two wallboards final drive shaft continuous rotation, each lays respectively near each wallboard griffing swing arm, every pair of each installation end of griffing in the swing arm all is hubbed on the short mandrel of a corresponding wallboard, each is griffed swing arm and all hangs by some suspension rods and be connected in one group of side of griffing, described final drive shaft and two pairs griffe to pass through successively between the swing arm crank and rocker mechanism, the swing mechanism transmission of moving, crank and rocker mechanism is equipped on the final drive shaft with the described swing mechanism of motion control, griffe the equal Synchronous Transmission of swing arm for two pairs and be connected to swing mechanism, to realize on two groups of replacing of griffing, lower reciprocating motion, it is characterized in that: described final drive shaft is positioned at the below of griffing swing arm, described crank and rocker mechanism is single rocking bar and the single crank that is driven by final drive shaft own, described swing mechanism comprises being positioned at griffes the swinging end below of swing arm and is placed through a balance staff on two wallboards with final drive shaft with paralleling, and lay respectively near each wallboard and be installed on the cover of one on the balance staff initiatively three arm components and a cover interlock both arms assembly, initiatively be connected by rolling bar realization conversion of motion between the rocker arm that has of three arm components and the crank, the preposition arm of active three arm components, rearmounted arm links to each other the preposition arm of the both arms assembly that links by vertical connecting rod with near being arranged in a wallboard a pair of each swinging end of swing arm of griffing respectively, rearmounted arm also respectively by vertical connecting rod be arranged in another piece wallboard near another link to each other to griffing each swinging end of swing arm.
2. jacquard weave shedding motion according to claim 1, it is characterized in that: described active three arm components, interlock both arms assembly are the integral single piece structure of fixed installation, both swaying directions are identical, and preposition arm, the rearmounted arm of the preposition arm of active three arm components, rearmounted arm and interlock both arms assembly are symmetrical.
3. jacquard weave shedding motion according to claim 1 and 2 is characterized in that: the preposition arm of described active three arm components, rearmounted arm, and the preposition arm of interlock both arms assembly, rearmounted arm are all isometric; It is all isometric to griffe swing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320242830 CN203247375U (en) | 2013-04-19 | 2013-04-19 | Jacquard weave aperture opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320242830 CN203247375U (en) | 2013-04-19 | 2013-04-19 | Jacquard weave aperture opening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203247375U true CN203247375U (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320242830 Expired - Lifetime CN203247375U (en) | 2013-04-19 | 2013-04-19 | Jacquard weave aperture opening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203247375U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266387A (en) * | 2013-04-19 | 2013-08-28 | 汪建兴 | Jacquard opening apparatus |
| CN103556346A (en) * | 2013-10-31 | 2014-02-05 | 江苏万工科技集团有限公司 | Opening mechanism of jacquard machine |
| CN104480607A (en) * | 2015-01-19 | 2015-04-01 | 徐心亿 | Installing structure of jacquard needles in jacquard |
| CN104562359A (en) * | 2015-01-23 | 2015-04-29 | 浙江奇汇电子提花机有限公司 | Pull rod joint adjusting structure of jacquard machine |
| CN105220295A (en) * | 2015-10-18 | 2016-01-06 | 嵊州市三成机械有限公司 | High-speed overload lotus jacquard weave shedding motion |
| CN105220296A (en) * | 2015-10-18 | 2016-01-06 | 汪建兴 | Be equipped with the jacquard weave shedding motion carrying tool rest guiding mechanism |
| CN106087178A (en) * | 2016-08-23 | 2016-11-09 | 浙江鑫犇机械有限公司 | Jacquard head |
-
2013
- 2013-04-19 CN CN 201320242830 patent/CN203247375U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266387A (en) * | 2013-04-19 | 2013-08-28 | 汪建兴 | Jacquard opening apparatus |
| CN103266387B (en) * | 2013-04-19 | 2015-04-22 | 嵊州市盛通电子科技有限公司 | Jacquard opening apparatus |
| CN103556346A (en) * | 2013-10-31 | 2014-02-05 | 江苏万工科技集团有限公司 | Opening mechanism of jacquard machine |
| CN103556346B (en) * | 2013-10-31 | 2015-01-07 | 江苏万工科技集团有限公司 | Opening mechanism of jacquard machine |
| CN104480607A (en) * | 2015-01-19 | 2015-04-01 | 徐心亿 | Installing structure of jacquard needles in jacquard |
| CN104480607B (en) * | 2015-01-19 | 2016-03-09 | 尹黎明 | The mounting structure of knitting needle in a kind of jacquard |
| CN104562359A (en) * | 2015-01-23 | 2015-04-29 | 浙江奇汇电子提花机有限公司 | Pull rod joint adjusting structure of jacquard machine |
| CN105220295A (en) * | 2015-10-18 | 2016-01-06 | 嵊州市三成机械有限公司 | High-speed overload lotus jacquard weave shedding motion |
| CN105220296A (en) * | 2015-10-18 | 2016-01-06 | 汪建兴 | Be equipped with the jacquard weave shedding motion carrying tool rest guiding mechanism |
| CN105220296B (en) * | 2015-10-18 | 2017-05-03 | 汪建兴 | Jacquard shedding device equipped with lifting knife rest guiding mechanisms |
| CN106087178A (en) * | 2016-08-23 | 2016-11-09 | 浙江鑫犇机械有限公司 | Jacquard head |
| CN106087178B (en) * | 2016-08-23 | 2017-09-29 | 浙江鑫犇机械有限公司 | Jacquard head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131023 Effective date of abandoning: 20150422 |