CN219951363U - Warp let-off tension control structure of flexible rapier loom - Google Patents
Warp let-off tension control structure of flexible rapier loom Download PDFInfo
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- CN219951363U CN219951363U CN202321378267.5U CN202321378267U CN219951363U CN 219951363 U CN219951363 U CN 219951363U CN 202321378267 U CN202321378267 U CN 202321378267U CN 219951363 U CN219951363 U CN 219951363U
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 23
- 238000009941 weaving Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model discloses a warp let-off tension control structure of a flexible rapier loom, which comprises a frame, an auxiliary wheel and a yarn let-off reel, wherein a tension control mechanism is arranged in the frame, and is provided with a yarn let-off prevention mechanism for resetting a separated warp yarn. After the warp passes through the upper part of the compression roller, the warp feeding tension control structure of the flexible rapier loom enables the deflector rod to swing left and right through the anti-drop mechanism and move, so that the separated warp is pulled back to the surface of the compression roller, the situation that the warp is separated from the compression roller is avoided, and the practicability of the device in use is improved.
Description
Technical Field
The utility model relates to the technical field of let-off tension control, in particular to a let-off tension control structure of a flexible rapier loom.
Background
When the flexible rapier loom is operated to send warps through the warp sending mechanism, the warps are positioned on the rotating rollers in the warp sending mechanism, and due to the fact that the number of the warps is large, after the warps are wound around the surfaces of the compression rollers in the warp sending tension control structure, the tension of the warps is changed, so that the fact that one or more warps are separated from the surfaces of the rotating rollers is quite likely to occur, and the separated warps and the warps on two sides of the separated warps are positioned on the same moving track, so that the normal weaving of the loom is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a warp let-off tension control structure of a flexible rapier loom, which solves the problem that the warp is possibly off-line when bypassing the surface of a compression roller in the warp let-off tension control structure.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a flexible rapier weaving machine's let-off tension control structure includes frame, auxiliary wheel and unreel, the inside of frame is provided with tension control mechanism, be provided with the anticreep line mechanism that resets the warp that will break away from on the tension control mechanism, anticreep line mechanism includes two pneumatic cylinders about, two pneumatic cylinders respectively with tension control mechanism's left and right sides fixed connection, two the equal fixedly connected with backup pad of output of pneumatic cylinder, the left side fixedly connected with input motor of backup pad, the output fixedly connected with lead screw of input motor, the lead screw runs through the pneumatic cylinder and extends to the inside of pneumatic cylinder, the one end that the lead screw is located the pneumatic cylinder inside rotates with the right side of pneumatic cylinder inner wall to be connected, the surface threaded connection of lead screw has the protective housing, the top sliding connection of protective housing and pneumatic cylinder.
Preferably, the back fixedly connected with dead lever of protective housing inner wall, the surface rotation of dead lever is connected with the swinging arms, the guide slot that link up around having seted up of swinging arms, the swinging arms runs through the protective housing and extends to the below of protective housing, the one end fixedly connected with driving lever that the swinging arms are located the protective housing below.
Preferably, the back fixedly connected with driving motor of protective housing, driving motor's output runs through the protective housing and extends to the inside of pneumatic cylinder, driving motor's output fixedly connected with disc, the positive top fixedly connected with spacing cylinder of disc, spacing cylinder is in the inside of guide slot.
Preferably, the tension control mechanism comprises a left baffle and a right baffle, the two baffles are respectively connected with the left side and the right side of the inner wall of the rack in a rotating way, the two baffles are internally provided with a front chute and a rear chute, a sliding rod is fixedly connected between the top and the bottom of the inner wall of the chute, and the surface of the sliding rod is connected with a sliding block in a sliding way.
Preferably, the surface of the slide bar below the slide block in front is sleeved with a compensation spring, the surface of the slide bar above the slide block in back is sleeved with a compensation spring, a compression roller is rotationally connected between the opposite sides of the two slide blocks in front, and a compression roller is rotationally connected between the opposite sides of the two slide blocks in back.
Preferably, the right side the fixed surface of baffle connecting axle is connected with driven gear, the right side fixedly connected with adjustment motor of frame, the output of adjustment motor runs through the frame and extends to the inside of frame, the output fixedly connected with driving gear of adjustment motor, driving gear and driven gear meshing transmission.
Advantageous effects
The utility model provides a let-off tension control structure of a flexible rapier loom. Compared with the prior art, the method has the following beneficial effects:
1. this flexible rapier weaving machine's let off tension control structure includes two pneumatic cylinders about through anticreep line mechanism, two pneumatic cylinders respectively with tension control mechanism's left and right sides fixed connection, the equal fixedly connected with backup pad of output of two pneumatic cylinders, after warp is walked around from the compression roller top, make the driving lever swing about through anticreep line mechanism to remove, thereby dial back the compression roller surface with the warp that breaks away from, thereby avoid appearing warp break away from the condition emergence of compression roller, the practicality when having improved the device use.
2. This flexible rapier weaving machine's let-off tension control structure, including controlling two baffles through tension control mechanism, two baffles rotate with the left side and the right side of frame inner wall respectively and are connected, and two spouts around the inside of two baffles has all been seted up, controls the tension of warp through tension control mechanism, and is different with the mode of traditional jack-up warp from top to bottom, and this tension control mechanism controls the adjustment simultaneously to the tension at the both ends of warp to reliability and accuracy after the tension adjustment have been improved.
Drawings
FIG. 1 is a top view of the present utility model;
FIG. 2 is an internal schematic diagram of the present utility model;
FIG. 3 is a side view of the tension control mechanism of the present utility model;
FIG. 4 is a cross-sectional view of the protective housing of the present utility model;
FIG. 5 is a side cross-sectional view of the protective housing of the present utility model.
In the figure: 1. a frame; 2. an auxiliary wheel; 3. a tension control mechanism; 31. a baffle; 32. a chute; 33. a slide bar; 34. a slide block; 35. a compensation spring; 36. a press roller; 37. a driven gear; 38. adjusting a motor; 39. a drive gear; 4. an anti-thread-off mechanism; 41. a hydraulic cylinder; 42. a support plate; 43. inputting a motor; 44. a screw rod; 45. a protective box; 46. a fixed rod; 47. a swinging rod; 48. a guide groove; 49. a deflector rod; 410. a driving motor; 411. a disc; 412. a limit cylinder; 5. and (5) unwinding the coil.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The warp let-off tension control structure of the flexible rapier loom provides two technical schemes:
a first embodiment is shown in fig. 1-5: the device comprises a frame 1, an auxiliary wheel 2 and a pay-off reel 5, wherein a tension control mechanism 3 is arranged in the frame 1, an anti-drop mechanism 4 for resetting the separated warp threads is arranged on the tension control mechanism 3, the anti-drop mechanism 4 comprises a left hydraulic cylinder 41 and a right hydraulic cylinder 41, the two hydraulic cylinders 41 are respectively and fixedly connected with the left side and the right side of the tension control mechanism 3, the output ends of the two hydraulic cylinders 41 are fixedly connected with a supporting plate 42, the left side of the supporting plate 42 is fixedly connected with an input motor 43, the output end of the input motor 43 is fixedly connected with a lead screw 44, the lead screw 44 penetrates through the hydraulic cylinders 41 and extends to the inside of the hydraulic cylinders 41, one end of the lead screw 44 positioned in the hydraulic cylinders 41 is rotationally connected with the right side of the inner wall of the hydraulic cylinders 41, a protective box 45 is in threaded connection with the surface of the lead screw 44, the protective box 45 is in sliding connection with the top of the hydraulic cylinders 41, the back of the inner wall of the protective box 45 is fixedly connected with a fixed rod 46, the surface of the fixed rod 46 is rotationally connected with a swinging rod 47, the inside of the swinging rod 47 is provided with a guide groove 48 which penetrates through the front and back and extends to the lower side of the protective box 45, the protective box 45 is fixedly connected with an input motor 43, the output end of the lead screw 44 is fixedly connected with the drive cylinder 410, the lower end of the protective box 45 is fixedly connected with the drive cylinder 410, and the drive end of the protective box 45 is fixedly connected with the drive cylinder 410, and the drive end of the drive rod 45 is connected with the drive cylinder 410.
After the warp passes over the press roller 36, the shifting lever 49 is enabled to swing left and right through the thread-falling preventing mechanism 4 and move, so that the separated warp is shifted back to the surface of the press roller 36, the occurrence of the warp separating from the press roller 36 is avoided, and the practicability of the device in use is improved.
The second embodiment, shown in figures 1 and 2, differs from the first mainly in that: the tension control mechanism 3 comprises a left baffle 31 and a right baffle 31, the two baffles 31 are respectively and rotatably connected with the left side and the right side of the inner wall of the frame 1, a front chute 32 and a rear chute 32 are respectively arranged in the two baffles 31, a slide bar 33 is fixedly connected between the top and the bottom of the inner wall of the chute 32, the surface of the slide bar 33 is slidably connected with a slide block 34, a compensation spring 35 is sleeved on the surface of the front slide bar 33 below the slide block 34, a compensation spring 35 is sleeved on the surface of the rear slide bar 33 above the slide block 34, a compression roller 36 is rotatably connected between the opposite sides of the front left slide block and the right slide block 34, a compression roller 36 is rotatably connected between the opposite sides of the rear left slide block and the right slide block 34, a driven gear 37 is fixedly connected with the surface of the connecting shaft of the right baffle 31, an adjusting motor 38 is fixedly connected with the right side of the frame 1, the output end of the adjusting motor 38 penetrates through the frame 1 and extends into the frame 1, the output end of the adjusting motor 38 is fixedly connected with a driving gear 39, and the driving gear 39 is meshed with the driven gear 37.
The tension of the warp is controlled through the tension control mechanism 3, and the tension control mechanism 3 is different from the traditional mode of jacking the warp up and down, and the tension at two ends of the warp is controlled and adjusted simultaneously, so that the reliability and the accuracy after the tension adjustment are improved.
When the warp yarn tension adjusting device is used, warp yarn is wound around from the upper part of the front pressing roller 36 and wound around from the lower part of the rear pressing roller 36, when tension adjustment is needed, the adjusting motor 38 is started to enable the driving gear 39 to rotate, the driving gear 39 rotates and is transmitted to the driven gear 37, the baffle 31 rotates, the front pressing roller 36 and the rear pressing roller 36 rotate upwards, the rear pressing roller 36 rotates downwards, tension of the warp yarn is adjusted, in addition, when the warp yarn moves on the pressing roller 36 and is in wire-off, the input motor 43 is started to enable the screw rod 44 to rotate, the protective box 45 moves left and right, the driving motor 410 is started, the driving motor 410 rotates to enable the disc 411 to rotate, the limiting cylinder 412 rotates and is matched with the guide groove 48 on the swinging rod 47 to enable the swinging rod 47 to swing left and right, and accordingly the guide groove 48 is driven to swing left and right, and when the guide groove 48 contacts the broken warp yarn, the warp yarn is pushed back to the surface of the pressing roller 36.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a flexible rapier weaving machine's let-off tension control structure, includes frame (1), auxiliary wheel (2) and pay off reel (5), its characterized in that: the inside of frame (1) is provided with tension control mechanism (3), be provided with on tension control mechanism (3) and carry out anticreep line mechanism (4) that reset the warp that breaks away from, anticreep line mechanism (4) are including controlling two pneumatic cylinders (41), two pneumatic cylinders (41) respectively with tension control mechanism (3) left and right sides fixed connection, two the equal fixedly connected with backup pad (42) of output of pneumatic cylinder (41), the left side fixedly connected with input motor (43) of backup pad (42), the output fixedly connected with lead screw (44) of input motor (43), lead screw (44) run through pneumatic cylinder (41) and extend to the inside of pneumatic cylinder (41), the one end that lead screw (44) are located pneumatic cylinder (41) inside is rotated with the right side of pneumatic cylinder (41) inner wall and is connected, the surface threaded connection of lead screw (44) has protective housing (45), the top sliding connection of protective housing (45) and pneumatic cylinder (41).
2. The let-off tension control structure of a flexible rapier loom according to claim 1, wherein: the utility model discloses a protection box, including protection box (45), fixed lever (46) are connected with in the back fixedly connected with of protection box (45) inner wall, the surface rotation of fixed lever (46) is connected with swinging arms (47), guide slot (48) that link up around the inside of swinging arms (47) are seted up, swinging arms (47) run through protection box (45) and extend to the below of protection box (45), one end fixedly connected with driving lever (49) of swinging arms (47) are located the below of protection box (45).
3. The let-off tension control structure of a flexible rapier loom according to claim 2, wherein: the back fixedly connected with driving motor (410) of protective housing (45), the output of driving motor (410) runs through protective housing (45) and extends to the inside of pneumatic cylinder (41), the output fixedly connected with disc (411) of driving motor (410), positive top fixedly connected with spacing cylinder (412) of disc (411), spacing cylinder (412) are in the inside of guide slot (48).
4. The let-off tension control structure of a flexible rapier loom according to claim 1, wherein: the tension control mechanism (3) comprises a left baffle plate (31) and a right baffle plate (31), the left side and the right side of the inner wall of the frame (1) are respectively connected in a rotating mode, the front sliding groove (32) and the rear sliding groove (32) are respectively formed in the baffle plate (31), a sliding rod (33) is fixedly connected between the top and the bottom of the inner wall of the sliding groove (32), and the surface of the sliding rod (33) is connected with a sliding block (34) in a sliding mode.
5. The let-off tension control structure of a flexible rapier loom according to claim 4, wherein: the front surface of the sliding rod (33) positioned below the sliding block (34) is sleeved with a compensation spring (35), the rear surface of the sliding rod (33) positioned above the sliding block (34) is also sleeved with a compensation spring (35), a compression roller (36) is rotationally connected between the opposite sides of the front left and right sliding blocks (34), and a compression roller (36) is rotationally connected between the opposite sides of the rear left and right sliding blocks (34).
6. The let-off tension control structure of a flexible rapier loom according to claim 4, wherein: the right side baffle (31) connecting axle's fixed surface is connected with driven gear (37), the right side fixedly connected with adjustment motor (38) of frame (1), the output of adjustment motor (38) runs through frame (1) and extends to the inside of frame (1), the output fixedly connected with driving gear (39) of adjustment motor (38), driving gear (39) and driven gear (37) meshing transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321378267.5U CN219951363U (en) | 2023-06-01 | 2023-06-01 | Warp let-off tension control structure of flexible rapier loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321378267.5U CN219951363U (en) | 2023-06-01 | 2023-06-01 | Warp let-off tension control structure of flexible rapier loom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219951363U true CN219951363U (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321378267.5U Active CN219951363U (en) | 2023-06-01 | 2023-06-01 | Warp let-off tension control structure of flexible rapier loom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219951363U (en) |
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2023
- 2023-06-01 CN CN202321378267.5U patent/CN219951363U/en active Active
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