CN202298017U - Three-gear slider warp-loosing mechanism - Google Patents
Three-gear slider warp-loosing mechanism Download PDFInfo
- Publication number
- CN202298017U CN202298017U CN2011203630264U CN201120363026U CN202298017U CN 202298017 U CN202298017 U CN 202298017U CN 2011203630264 U CN2011203630264 U CN 2011203630264U CN 201120363026 U CN201120363026 U CN 201120363026U CN 202298017 U CN202298017 U CN 202298017U
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- gear
- connecting rod
- fulcrum
- sun gear
- slider
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Abstract
The utility model relates to a three-gear slider warp-loosing mechanism which comprises a first connecting rod, three gears and a second connecting rod, wherein the first connecting rod is taken as an input rod, and is provided with three pivots in sequence, namely, a first pivot, a second pivot and a third pivot; the first connecting rod makes revolution movement surrounding the first fulcrum; the three gears are respectively a sun gear, an idler gear and a planet gear; the sun gear is connected with an input shaft; the revolution centers of the sun gear, the idler gear and the planet gear are respectively the first pivot, the second pivot and the third pivot; the idler gear is meshed with the sun gear and the planet gear respectively; the idler gear and the planet gear swing together with the first connecting rod; the second connecting rod and the planet gear form a sliding pair and swing together; the planet gear swings along the second connecting rod; the second connecting rod is hinged with the slider; and the slider slides on a stander. The three-gear slider warp-loosing mechanism can be used for applying a movement complementary to the shedding motion on the moving warps, so as to buffer the tension peak of the warps, reduce the maximum tension of the warps, and reduce the broken ends of the warps.
Description
Technical field
The utility model belongs to the loom field, relates to a kind of warp tension buffer gear, relates to a kind of three gear slider easing mechanisms specifically.
Background technology
Referring to shown in Figure 1, be the schematic diagram of existing four-bar tension force buffer gear, be exactly a crank and rocker mechanism from scheming to go up the tension force buffer gear; Eccentric wheel is equivalent to crank (ab), does the turn over campaign, and connecting rod (bc) is done plane motion; Rocking bar (cdf) is that reciprocally swinging is made in the axle center with the d point.Rocking bar drives back rest reciprocally swinging.
Yet along with improving constantly of high-speed weaving machine efficient, the warp end break problem seems more and more important.Should reduce the unfavorable factor of warp thread in the weaving process during Machine Design as far as possible, warp tension must raise when shed open opened, and this moment, warp thread was prone to broken end, and minimizing cracked ends rate is absolutely necessary to the productivity ratio of further raising loom.After deliberation, practice finds, when the loom rotating speed improves, the tension force of warp thread is also along with raising, and warp tension has direct related with the warp end break frequency.
The utility model content
For overcoming deficiency of the prior art; The utility model aims to provide a kind of three gear slider degree of tightness mechanisms, and the warp thread in the motion is applied a kind of motion of mending mutually with harness motion, cushions the peak value of warp tension; Reduce largest warp tension force with this, reduce warp end break.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is realized through following technical scheme:
A kind of three gear slider easing mechanisms, it comprises a first connecting rod as the input rod member, is disposed with three fulcrums on the first connecting rod, is respectively first fulcrum, second fulcrum and the 3rd fulcrum, first connecting rod is done the turn over campaign around first fulcrum; Also comprise three gears; Be respectively the sun gear, an idle pulley and the planetary gear that are connected with power shaft; The centre of gyration of sun gear, idle pulley and planetary gear is respectively first fulcrum, second fulcrum and the 3rd fulcrum; Idle pulley respectively with the engagement of sun gear and planetary gear, and idle pulley and planetary gear are followed first connecting rod and are swung together; Also comprise second connecting rod, second connecting rod and planetary gear set are synthesized a sliding pair, and planetary gear swings with second connecting rod, the hinged slide block of second connecting rod, and slide block slidably is arranged on the frame.
Further, a said sun gear and a swing arm set are synthesized an integral body, and said swing arm is hinged on the back rest of loom, and said swing arm is swung with said sun gear, and said swing arm drives said back rest swing.
Further, the number of teeth of said sun gear is identical with the number of teeth of said planetary gear.
Further, the length of said second connecting rod is greater than the distance between said first fulcrum and said the 3rd fulcrum.
Compared with prior art, the utlity model has following beneficial effect:
The three gear slider degree of tightness mechanisms of the utility model can apply a kind of motion of mending mutually with harness motion to the warp thread in the motion, cushion the peak value of warp tension, reduce largest warp tension force with this, reduce warp end break.
Above-mentioned explanation only is the general introduction of the utility model technical scheme, in order more to know the technological means of understanding the utility model, and can implement according to the content of specification, below with the preferred embodiment and the conjunction with figs. detailed description of the utility model.The specific embodiment of the utility model is provided by following examples and accompanying drawing thereof in detail.
Description of drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model, constitutes the application's a part, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the schematic diagram of four bar degree of tightness mechanisms in the prior art.
Fig. 2 shows the schematic diagram of the three gear slider degree of tightness mechanisms of the utility model.
Fig. 3 is the structural representation of an embodiment of the utility model.
The specific embodiment
Below with reference to accompanying drawing and combine embodiment, specify the utility model.
Referring to shown in Figure 2; A kind of three gear slider easing mechanisms, it comprises a first connecting rod as the input rod member, is disposed with three fulcrums on the first connecting rod; Be respectively first fulcrum, second fulcrum and the 3rd fulcrum, first connecting rod is done the turn over campaign around first fulcrum; Also comprise three gears; Be respectively the sun gear, an idle pulley and the planetary gear that are connected with power shaft; The centre of gyration of sun gear, idle pulley and planetary gear is respectively first fulcrum, second fulcrum and the 3rd fulcrum; Idle pulley respectively with the engagement of sun gear and planetary gear, and idle pulley and planetary gear are followed first connecting rod and are swung together; Also comprise second connecting rod, second connecting rod and planetary gear set are synthesized a sliding pair, and planetary gear swings with second connecting rod, the hinged slide block of second connecting rod, and slide block slidably is arranged on the frame.
Below in conjunction with shown in Figure 3:
Further, said sun gear S and a swing arm 1 combination are in aggregates, and said swing arm 1 is hinged on the back rest 2 of loom, and said swing arm 1 is swung with said sun gear S, and said swing arm 1 drives the said back rest 2 swings.
Preferably, said sun gear S and said swing arm 1 are connected through bolt.
Preferably, said planetary gear M and said second connecting rod CE are with the synthetic sliding pair of bearing pin bearing group, and said bearing pin bearing fixing is on said planetary gear M, and said bearing pin bearing can slide in the chute of said second connecting rod CE.
Preferably, said sun gear S is concentric with said power shaft, and said sun gear S is connected with said power shaft with ball bearing, and said sun gear S endoporus is installed on the said ball bearing, and said ball bearing is installed on the said power shaft.
Further, the number of teeth of said sun gear S is identical with the number of teeth of said planetary gear M.The angle of oscillation of sun gear S just equals the angle of oscillation of planetary gear M.
Further, the length of said second connecting rod CE is greater than the distance between said first fulcrum A and said the 3rd fulcrum C.
The preferred case study on implementation that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. gear slider easing mechanism; It is characterized in that: comprise a first connecting rod (ABC) as the input rod member; Be disposed with three fulcrums on the said first connecting rod (ABC); Be respectively first fulcrum (A), second fulcrum (B) and the 3rd fulcrum (C), said first connecting rod (ABC) is done the turn over campaign around said first fulcrum (A); Also comprise three gears; Be respectively the sun gear (S), an idle pulley (K) and the planetary gear (M) that are connected with power shaft (3); The centre of gyration of said sun gear, idle pulley and planetary gear is respectively first fulcrum, second fulcrum and the 3rd fulcrum; And rotate around said first fulcrum (A), second fulcrum (B) and the 3rd fulcrum (C) respectively; Said idle pulley (K) respectively with the engagement of said sun gear (S) and planetary gear (M), and said idle pulley (K) and planetary gear (M) are followed said first connecting rod (ABC) and are swung together; Also comprise second connecting rod (CE); Said second connecting rod (CE) is combined into a sliding pair with said planetary gear (M); And said planetary gear (M) is swung with said second connecting rod (CE); The hinged slide block of said second connecting rod (CE) (E), said slide block (E) slidably is arranged on the frame.
2. three gear slider easing mechanisms according to claim 1; It is characterized in that: said sun gear (S) is in aggregates with a swing arm (1) combination; Said swing arm (1) is hinged on the back rest (2) of loom; Said swing arm (1) is with said sun gear (S) swing, and said swing arm (1) drives the said back rest (2) swing.
3. three gear slider easing mechanisms according to claim 2 is characterized in that: said sun gear (S) is connected through bolt with said swing arm (1).
4. three gear slider easing mechanisms according to claim 1; It is characterized in that: said planetary gear (M) synthesizes a sliding pair with said second connecting rod (CE) with the bearing pin bearing group; Said bearing pin bearing fixing is on said planetary gear (M), and said bearing pin bearing can slide in the chute of said second connecting rod (CE).
5. three gear slider easing mechanisms according to claim 1; It is characterized in that: said sun gear (S) is concentric with said power shaft; Said sun gear (S) is connected with said power shaft with ball bearing; Said sun gear (S) endoporus is installed on the said ball bearing, and said ball bearing is installed on the said power shaft.
6. according to three gear slider easing mechanisms of claim 1, it is characterized in that: the number of teeth of said sun gear (S) is identical with the number of teeth of said planetary gear (M).
7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described three gear slider easing mechanisms, it is characterized in that: the length of said second connecting rod (CE) is greater than the distance between said first fulcrum (A) and said the 3rd fulcrum (C).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203630264U CN202298017U (en) | 2011-09-26 | 2011-09-26 | Three-gear slider warp-loosing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203630264U CN202298017U (en) | 2011-09-26 | 2011-09-26 | Three-gear slider warp-loosing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202298017U true CN202298017U (en) | 2012-07-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203630264U Expired - Fee Related CN202298017U (en) | 2011-09-26 | 2011-09-26 | Three-gear slider warp-loosing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202298017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409473A (en) * | 2011-09-26 | 2012-04-11 | 江苏万工科技集团有限公司 | Three-gear slider warp loosing mechanism |
| CN105040245A (en) * | 2014-04-24 | 2015-11-11 | 津田驹工业株式会社 | Easing roller retracting device for loom |
-
2011
- 2011-09-26 CN CN2011203630264U patent/CN202298017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409473A (en) * | 2011-09-26 | 2012-04-11 | 江苏万工科技集团有限公司 | Three-gear slider warp loosing mechanism |
| CN105040245A (en) * | 2014-04-24 | 2015-11-11 | 津田驹工业株式会社 | Easing roller retracting device for loom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20120926 |