CN201574261U - Beating-up mechanism for air-jet loom - Google Patents
Beating-up mechanism for air-jet loom Download PDFInfo
- Publication number
- CN201574261U CN201574261U CN2009202414345U CN200920241434U CN201574261U CN 201574261 U CN201574261 U CN 201574261U CN 2009202414345 U CN2009202414345 U CN 2009202414345U CN 200920241434 U CN200920241434 U CN 200920241434U CN 201574261 U CN201574261 U CN 201574261U
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- Prior art keywords
- crank
- rocking bar
- rocker
- connecting rod
- beating
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Abstract
The utility model relates to a beating-up mechanism for an air-jet loom, including a main shaft, a rocking shaft and at least four sets of crank rocking bar transmission mechanism located between the main shaft and the rocking shaft; the crank rocking bar transmission mechanism comprises a crank, a connecting rod and a rocking bar which are connected in order, wherein the crank is connected on the main shaft; the rocking bar is connected with the rocking shaft; the connecting rod is hinged with the crank; and the rocking bar is hinged with the connecting rod. The main shaft drives the crank to rotate; then the power is transmitted to the rocking shaft through the connecting rod and the rocking bar and finally the rocking shaft is driven to rotate and the beating-up action is finished. When the air-jet loom runs at a high speed, the rocking shaft is driven by a plurality of sets of crank rocking bar transmission mechanism to swing, so that the torque acting on the rocking shaft can simultaneously achieve each work section of the rocking shaft in the reed amplitude range of the rocking shaft; and the beating-up mechanism is able to better bear the beating-up load and solve the problem of moment transmission lag.
Description
Technical field
The utility model relates to a kind of beating-up mechanism that is applied on the air-jet loom.
Background technology
Air-jet loom utilizes beating-up mechanism that weft yarn is squeezed into shed open, and existing air-jet loom generally adopts crank and rocker mechanism to finish beating-up.The motion that beating-up mechanism is finished is a reciprocally swinging, its workpiece is a rocker, the transmission that moment begins from the master end needs the time, when only beating up with a cover crank endplay device, moment does not also pass to passive side from the master end, swing has next time begun again, so just can cause rocker to produce and turn round shake, causes rocker to twist off in actual use easily.
Has only 100-200 rev/min loom for rotating speed in the past, the low beating-up mechanism that carries of traditional low speed is only considered execution, and for present high-speed air-jet looms, rotating speed reaches 900-1000 rev/min, reed width reaches more than 2.8 meters, the problem of moment transfer lag becomes even more serious, and traditional beating-up mechanism can not satisfy the demand of present air-jet loom at all.Two cover crank endplay devices are finished beating-up about normal at present the employing, and present air-jet loom develops to high speed and extra wide width of cloth direction, about two cover crank endplay devices seemed inadequately, act on each working sections that moment of torsion on the rocker can not arrive rocker simultaneously.
Summary of the invention
The utility model proposes for addressing the above problem, and its purpose just provides a kind of beating-up mechanism of air-jet loom, obtains finishing the necessary moment of beating up in its time that each working sections of rocker is being required.
For achieving the above object, the technical solution adopted in the utility model provides a kind of beating-up mechanism of air-jet loom, it comprises main shaft and rocker, connect quadruplet crank rocker transmission mechanism at least between main shaft and rocker, the crank rocker transmission mechanism comprises crank, connecting rod and the rocking bar that connects successively, wherein, crank is connected on the main shaft, rocking bar is connected with rocker, and connecting rod and crank are hinged, and rocking bar and connecting rod are hinged.Rotate by the main shaft drives crank, again through connecting rod and rocking bar with transmission of power to rocker, make rocker rotate and finish beating-up.By between main shaft and rocker, arranging quadruplet or the above crank rocker transmission mechanism of quadruplet to come transferring power and moment, can make all working sections of rocker in the time that requires, obtain finishing the necessary moment of beating up.
Further, the two ends of main shaft and rocker are articulated in respectively on left crankcase and the right crankcase, at least have two covers to be main drive gear in the quadruplet crank rocker transmission mechanism, all the other are auxilliary transmission mechanism, and two cover main drive gears are arranged at respectively in left crankcase and the right crankcase.
Further, the structure of each auxilliary transmission mechanism is identical, and the rod member size of crank, connecting rod and rocking bar in each auxilliary transmission mechanism also should equate, can optimize the transmission effect like this, reaches the purpose that moment evenly is delivered to each working sections of rocker.
In a kind of desirable embodiment, the length of crank, connecting rod and rocking bar in each auxilliary transmission mechanism respectively can with the equal in length of crank, connecting rod and rocking bar in the main drive gear.
And in the feasible embodiment of another kind, the width of the crank in the auxilliary transmission mechanism can be narrower than the width of the crank in the main drive gear.
The connecting rod in the auxilliary transmission mechanism and the width of rocking bar also can be narrower than the width of connecting rod in the main drive gear and rocking bar respectively.
Because technique scheme utilization, the utility model compared with prior art has following advantage: arrange quadruplet crank rocker transmission mechanism at least between main shaft and rocker, when the air-jet loom high-speed cruising, drive the rocker swing together by many covers crank rocking bar transmission mechanism, make in the reed width scope of rocker, act on moment of torsion on the rocker and can arrive each working sections of rocker simultaneously, beating-up mechanism can bear the heavy duty of beating up better, can solve the problem of moment transfer lag well.
Description of drawings
Accompanying drawing 1 is the structure diagram according to a kind of beating-up mechanism of the utility model enforcement;
Accompanying drawing 2 is the component parts of main shaft--the structure chart of crank shaft;
Accompanying drawing 3 is another component parts of main shaft--the structure chart of connecting axle;
Wherein: 11, left crankcase; 12, right crankcase;
21, crank; 22, crank; 31, connecting rod; 32, connecting rod; 41, rocking bar; 42, rocking bar;
5, main shaft; 51, crank shaft; 52, connecting axle; 6, rocker;
7, crank; 8, connecting rod; 9, rocking bar.
The specific embodiment
The following drawing that adds according to embodiment combination of the present utility model describes, and for the part identical with conventional art, only gives this area habitual title, will omit and describe in detail.
Fig. 1 has shown the structure of a kind of beating-up mechanism of implementing according to the utility model, this beating-up mechanism mainly by main shaft 5, rocker 6 and be arranged in main shaft 5 and rocker 6 between quadruplet crank rocker transmission mechanism, every cover crank rocking bar transmission mechanism is made up of crank, connecting rod and rocking bar.Certainly, also can be connected the above crank rocker transmission mechanism of quadruplet between main shaft 5 and the rocker 6, to adapt to the wide cut demand of air-jet loom.Main shaft 5 is in the master end of beating-up mechanism, and rocker 6 is positioned at passive side, by the crank rocker transmission mechanism moment is passed to passive side from the master end, and the workpiece that beats up is a rocker 6.
Have two to be set in left crankcase 11 and the right crankcase 12 in the quadruplet crank rocker transmission mechanism shown in Figure 1, the two ends of main shaft 5 and rocker 6 are articulated in respectively on left crankcase 11 and the right crankcase 12, crank 21 in the left crankcase 11 is connected on the main shaft 5 and drives crank 21 and rotates, crank 21 drives connecting rod 31 motions that are hinged with it, and drive rocking bar 41 swings that are hinged on the connecting rod 31 by connecting rod 31, rocking bar 41 is connected on the rocker 6, the swing of rocking bar 41 drives rocker 6 and rotates, thereby transmits torque on the rocker 6.Similarly, also be provided with crank 22, connecting rod 32, rocking bar 42 in the right crankcase 12, the power of main shaft 5 is delivered on the rocker 6 by crank 22, connecting rod 32, rocking bar 42." left side " herein, " right side " define according to the orientation that Fig. 1 shows, are not equal to the component locations relation in the practical application.
Have two cover crank rocking bar transmission mechanisms to be arranged between the main shaft 5 and rocker 6 of left and right outside crankcase, it can be defined as auxilliary transmission mechanism, the structure of the auxilliary transmission mechanism of this two cover is identical, and the rod member size also equates.The auxilliary transmission mechanism of shown in Fig. 1 each all is made up of crank 7, connecting rod 8 and rocking bar 9, and when main shaft 5 rotated, crank 7 was driven and rotates, and drives rocker 6 by connecting rod 8 and rocking bar 9 again and rotates.
The common quadruplet crank rocker transmission mechanism rocker 6 that drives in parallel of crossing of mechanism shown in Figure 1 is swung, and the feasible moment of torsion that acts on the rocker 6 arrives each working sections of rocker 6 simultaneously.In the quadruplet crank rocker transmission mechanism, the size of the crank 22 in the size of the crank 21 in the left crankcase 11, connecting rod 31, rocking bar 41 and the right crankcase 12, connecting rod 32, rocking bar 42 equates respectively, and crank, connecting rod, rocking bar are compared in the length of the crank 7 in the auxilliary transmission mechanism of two covers, connecting rod 8, rocking bar 9 and the left and right crankcase, and length equates respectively.Main shaft 5 is made of many crank shafts 51 and connecting axle 52, and the structure of crank shaft 51 and connecting axle 52 links by shaft coupling between crank shaft 51 and the connecting axle 52 respectively as shown in Figures 2 and 3.Crank 7 is installed on the crank shaft 51, so see shown in Figure 2ly, A represents the length of crank 7 among the figure, and B represents the crank throw diameter, and C represents the width of crank 7.The width C of crank 7 should be narrower than the width of the crank in the left and right crankcase, and correspondingly, the width of connecting rod 8 and rocking bar 9 is preferably also narrow than the width of connecting rod in the left and right crankcase and rocking bar respectively.
Certainly, between main shaft 5 outside left crankcase 11 and the right crankcase 12 and rocker 6, also can arrange the above crank rocker transmission mechanism of two covers according to actual reed width demand, so that all working cross section of rocker 6 can obtain finishing the necessary moment of torsion that beats up in the time that requires, adapt at a high speed and the demand of the air-jet loom of the extra wide width of cloth.These crank rocker transmission mechanisms all can be set to and auxilliary transmission mechanism same structure shown in Figure 1, the form of identical rod member size, and the Therefore, omited illustrates.
Above embodiment only is illustrated the utility model at several embodiment shown in the drawings, and in fact, this device can have multiple structural form, is applicable to of the present utility modelly to be not limited to illustrate and these forms of above explanation indication.
Claims (6)
1. the beating-up mechanism of an air-jet loom, comprise main shaft and rocker, it is characterized in that: connect quadruplet crank rocker transmission mechanism at least between described main shaft and the rocker, described crank rocker transmission mechanism comprises crank, connecting rod and the rocking bar that connects successively, described crank is connected on the main shaft, described rocking bar is connected with rocker, and described connecting rod and crank are hinged, and described rocking bar and connecting rod are hinged.
2. beating-up mechanism according to claim 1, wherein, the two ends of described main shaft and rocker are articulated in respectively on left crankcase and the right crankcase, there are two covers to be main drive gear in the described crank rocker of the quadruplet at least transmission mechanism, all the other are auxilliary transmission mechanism, and described two cover main drive gears are arranged at respectively in left crankcase and the right crankcase.
3. beating-up mechanism according to claim 2, wherein, each described auxilliary transmission mechanism structure is identical, and the rod member size of crank wherein, connecting rod and rocking bar is also identical.
4. according to claim 2 or 3 described beating-up mechanisms, wherein, the length of crank, connecting rod and rocking bar in each auxilliary transmission mechanism respectively with main drive gear in the equal in length of crank, connecting rod and rocking bar.
5. according to claim 2 or 3 described beating-up mechanisms, wherein, the width of the crank in the described auxilliary transmission mechanism is narrower than the width of the crank in the main drive gear.
6. according to claim 2 or 3 described beating-up mechanisms, wherein, the connecting rod in the described auxilliary transmission mechanism and the width of rocking bar are narrower than the width of connecting rod in the main drive gear and rocking bar respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202414345U CN201574261U (en) | 2009-11-16 | 2009-11-16 | Beating-up mechanism for air-jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202414345U CN201574261U (en) | 2009-11-16 | 2009-11-16 | Beating-up mechanism for air-jet loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201574261U true CN201574261U (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202414345U Expired - Fee Related CN201574261U (en) | 2009-11-16 | 2009-11-16 | Beating-up mechanism for air-jet loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201574261U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146610A (en) * | 2010-11-17 | 2011-08-10 | 江苏万工科技集团有限公司 | Balanced state discriminating method and balance discriminating device for rocking shaft swing system of weaving machine |
| CN102560834A (en) * | 2010-12-09 | 2012-07-11 | 江苏万工科技集团有限公司 | Seven-rod beating-up mechanism of loom |
-
2009
- 2009-11-16 CN CN2009202414345U patent/CN201574261U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146610A (en) * | 2010-11-17 | 2011-08-10 | 江苏万工科技集团有限公司 | Balanced state discriminating method and balance discriminating device for rocking shaft swing system of weaving machine |
| CN102146610B (en) * | 2010-11-17 | 2012-06-27 | 江苏万工科技集团有限公司 | Balanced state discriminating method and balance discriminating device for rocking shaft swing system of weaving machine |
| CN102560834A (en) * | 2010-12-09 | 2012-07-11 | 江苏万工科技集团有限公司 | Seven-rod beating-up mechanism of 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: 20100908 Termination date: 20111116 |