CN215047534U - Buffering cloth loosening device of spreading machine - Google Patents
Buffering cloth loosening device of spreading machine Download PDFInfo
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- CN215047534U CN215047534U CN202121209931.4U CN202121209931U CN215047534U CN 215047534 U CN215047534 U CN 215047534U CN 202121209931 U CN202121209931 U CN 202121209931U CN 215047534 U CN215047534 U CN 215047534U
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- cloth
- loosening
- guide roller
- buffering
- fixedly connected
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Abstract
The utility model discloses a buffering cloth loosening device of a cloth spreading machine, which comprises a support frame with a U-shaped structure, wherein L-shaped brackets are arranged on the upper parts of the two sides of the support frame in a sliding manner, a same cloth loosening guide roller I is rotatably arranged between the two L-shaped brackets, a cloth loosening guide roller II is movably arranged on the lower side of the cloth loosening guide roller I, and cloth is connected between the cloth loosening guide roller I and the cloth loosening guide roller II in a transmission manner; the supporting frame is characterized in that fixing frames are fixedly mounted on two sides of the supporting frame respectively, the fixing frames are located below the L-shaped support, and stand columns are fixedly mounted at the tops of the fixing frames. The utility model discloses a buffering pine cloth device of granny rag machine has good buffering effect at the pine cloth in-process, avoids in the past because of cloth pine cloth too fast or too slow causing cloth unstable situation in the data send process to prevent that cloth easy fold or the phenomenon of easily stretching tight deformation appear when the pine cloth, ensured that cloth uses in follow-up normal stable conveying.
Description
Technical Field
The utility model relates to a granny rag machine technical field especially relates to a buffering pine cloth device of granny rag machine.
Background
The granny rag machine is the equipment commonly used in fields such as clothing, car, medical science, and the granny rag machine mainly includes: a traveling mechanism, a buffering cloth feeding mechanism, a cutting mechanism and an electric control mechanism such as a relay, a photoelectric sensor, a PLC and the like. The buffer device of the prior spreading machine mainly comprises a guide shaft, a fixed block, a bracket, a cloth loosening roller and a steel wire rope. The prior art patent CN206751075U discloses a buffering and cloth loosening device of a cloth spreading machine, which comprises a synchronous belt wheel, a bracket, a belt wheel bracket, a synchronous belt, a toothed plate, a synchronous belt pressing plate, a backup wheel bracket, a backup wheel, a pin shaft, a bearing, a coupling and a synchronous shaft; the device can ensure that two ends of the device with two cloth loosening rollers rise and fall simultaneously, the stability of buffering cloth loosening is ensured, and the working efficiency is improved.
However, in the prior art, in the process of buffering and loosening cloth, the buffering effect is not good, the cloth is often unstable in the conveying process due to too fast loosening of the cloth, so that the cloth is prone to wrinkle, manual treatment is often needed, the whole production efficiency is delayed, and otherwise, the cloth is too slow and is prone to being stretched too tightly and deformed, so that the quality of the cloth is affected. Therefore, the utility model provides a buffering pine cloth device of granny rag machine solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a cloth loosening buffer device of a cloth spreading machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a buffering cloth loosening device of a cloth spreading machine comprises a supporting frame of a U-shaped structure, L-shaped supports are slidably mounted at the upper parts of two sides of the supporting frame, a same cloth loosening guide roller I is rotatably mounted between the two L-shaped supports, a cloth loosening guide roller II is movably mounted at the lower side of the cloth loosening guide roller I, and cloth is in transmission connection between the cloth loosening guide roller I and the cloth loosening guide roller II; the two sides of the support frame are fixedly provided with fixing frames, the fixing frames are positioned below the L-shaped support, the top of each fixing frame is fixedly provided with an upright post, the top end of each upright post movably penetrates through the inner side of the L-shaped support and is fixedly connected with a limiting head, a first buffer spring sleeved on the upright post is fixedly connected between the bottom of the limiting head and the inner wall of the bottom of the L-shaped support, and a second buffer spring sleeved on the upright post is fixedly connected between the bottom of the L-shaped support and the fixing frames; equal slidable mounting has the slide on the both sides inner wall of support frame, and the equal fixedly connected with pivot in both ends of pine cloth deflector roll two, and the pivot rotates and installs on the slide, and the outside fixedly connected with guide block of slide all is equipped with vertical groove on the both sides inner wall of support frame, and guide block along vertical direction slidable mounting in vertical inslot.
Preferably, be located the guide block top and the vertical inslot of below and rotate respectively and be connected with the loop bar, flexible connecting rod has been cup jointed in two loop bars respectively to the activity, and the other end of two flexible connecting rods rotates respectively and connects the top side and the bottom side at the slide, is equipped with the cover on the loop bar and connects the groove, and the one end of flexible connecting rod extends to cover and connects inslot and fixedly connected with movable block, fixedly connected with buffer spring three between the opposite side of movable block and the inner wall that connects the groove.
Preferably, the outside fixedly connected with sliding block of guide block is equipped with the sliding tray on the outside inner wall of vertical groove, and sliding block slidable mounting is in the sliding tray.
Preferably, the inner side of the L-shaped support is fixedly connected with a sliding block, sliding grooves are formed in the two sides of the support frame, and the sliding block is slidably mounted in the sliding grooves along the vertical direction.
Preferably, the inner wall of the bottom of the L-shaped support is provided with a vertical hole, and the L-shaped support is slidably sleeved on the upright post through the vertical hole.
Preferably, the cloth loosening guide roller is located on the front side below the cloth loosening guide roller and is arranged in parallel with the cloth loosening guide roller.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, when the cloth is too slow, the cloth can be correspondingly and automatically tightened in the cloth pulling process, and at the moment, when the cloth is transmitted by the first cloth loosening guide roller and the second cloth loosening guide roller, the first cloth loosening guide roller can automatically buffer downwards, and the second cloth loosening guide roller can automatically buffer upwards; when the cloth loosening guide roller buffers downwards, the L-shaped support moves downwards and extrudes the second buffer spring, and the first buffer spring is stretched, so that the cloth loosening force of a part of cloth which is tightened too tightly can be offset through the buffering deformation of the first buffer spring and the second buffer spring; when the cloth loosening guide roller is buffered upwards, the loop bar is also enabled to carry out telescopic deformation on the buffer spring III in the sleeve groove through the movable block, so that part of over-tight force during cloth loosening can be consumed through the telescopic deformation of the buffer spring III;
on the contrary, when the cloth is too fast loose, the deformation buffering of the first buffer spring, the second buffer spring and the third buffer spring greatly consumes a part of over-loosening force during cloth loosening so as to prevent the cloth from wrinkling;
to sum up, the utility model discloses a buffering pine cloth device of granny rag machine has good buffering effect at the pine cloth in-process, avoids in the past to cause cloth unstable situation in the data send to take place because of the too fast or slow of cloth pine cloth to prevent that cloth easy fold or the phenomenon of easily stretching tight deformation appear when the pine cloth, ensured that cloth uses in follow-up normal stable conveying.
Drawings
Fig. 1 is a schematic structural view of a buffering and cloth loosening device of a cloth spreading machine according to the present invention;
FIG. 2 is a schematic view of the present invention showing a part of the details thereof enlarged;
fig. 3 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a support frame; 2. an L-shaped bracket; 3. a first loose cloth guide roller; 4. a second loose cloth guide roller; 5. a fixed mount; 6. a column; 7. a limiting head; 8. a first buffer spring; 9. a second buffer spring; 10. a rotating shaft; 11. a slide base; 12. a guide block; 13. a vertical groove; 14. a slider; 15. a telescopic connecting rod; 16. a loop bar; 160. a sleeving groove; 161. a movable block; 162. and a third buffer spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a buffering cloth loosening device of a cloth spreading machine comprises a support frame 1 with a U-shaped structure, wherein L-shaped supports 2 are slidably mounted at the upper parts of two sides of the support frame 1, a same cloth loosening guide roller I3 is rotatably mounted between the two L-shaped supports 2, a cloth loosening guide roller II 4 is movably mounted at the lower side of the cloth loosening guide roller I3, and cloth is in transmission connection between the cloth loosening guide roller I3 and the cloth loosening guide roller II 4; the two sides of the support frame 1 are fixedly provided with fixing frames 5, the fixing frames 5 are positioned below the L-shaped support 2, the top of each fixing frame 5 is fixedly provided with an upright post 6, the top end of each upright post 6 movably penetrates through the inner side of the L-shaped support 2 and is fixedly connected with a limiting head 7, a first buffer spring 8 sleeved on each upright post 6 is fixedly connected between the bottom of each limiting head 7 and the inner wall of the bottom of the L-shaped support 2, and a second buffer spring 9 sleeved on each upright post 6 is fixedly connected between the bottom of each L-shaped support 2 and each fixing frame 5; equal slidable mounting has slide 11 on the both sides inner wall of support frame 1, and the equal fixedly connected with pivot 10 in both ends of two 4 loose cloth deflector rolls, and pivot 10 rotate and install on slide 11, and slide 11's outside fixedly connected with guide block 12 all is equipped with vertical groove 13 on the both sides inner wall of support frame 1, and guide block 12 along vertical direction slidable mounting in vertical groove 13. The utility model discloses a buffering pine cloth device of granny rag machine has good buffering effect at the pine cloth in-process, avoids in the past because of cloth pine cloth too fast or too slow causing cloth unstable situation in the data send process to prevent that cloth easy fold or the phenomenon of easily stretching tight deformation appear when the pine cloth, ensured that cloth uses in follow-up normal stable conveying.
In this example, the vertical grooves 13 above and below the guide block 12 are respectively and rotatably connected with loop bars 16, the two loop bars 16 are respectively and movably sleeved with telescopic links 15, the other ends of the two telescopic links 15 are respectively and rotatably connected to the top side and the bottom side of the slide 11, the loop bars 16 are provided with sleeving grooves 160, one ends of the telescopic links 15 extend into the sleeving grooves 160 and are fixedly connected with movable blocks 161, and a buffer spring III 162 is fixedly connected between the other sides of the movable blocks 161 and the inner walls of the sleeving grooves 160.
In this example, a sliding block 14 is fixedly connected to the outer side of the guide block 12, a sliding groove is provided on the inner wall of the outer side of the vertical groove 13, and the sliding block 14 is slidably mounted in the sliding groove.
In this example, the inside fixedly connected with slider of L shape support 2, the both sides of support frame 1 all are equipped with the spout, and the slider is along vertical direction slidable mounting in the spout.
In this example, a vertical hole is formed in the inner wall of the bottom of the L-shaped bracket 2, and the L-shaped bracket 2 is slidably sleeved on the upright post 6 through the vertical hole.
In this example, the second cloth loosening roller 4 is located at the front side below the first cloth loosening roller 3 and is parallel to the first cloth loosening roller 3.
The buffering cloth loosening device of the cloth spreading machine has a good punching effect in the cloth loosening process, so that the situation that the cloth is unstable in the conveying process due to too slow cloth loosening is prevented; for example, when the cloth is too slow, the cloth can be correspondingly and automatically tightened in the cloth pulling process, and at the moment, when the cloth is transmitted by the first cloth loosening guide roller 3 and the second cloth loosening guide roller 4, the first cloth loosening guide roller 3 can automatically buffer downwards, and the second cloth loosening guide roller 4 can automatically buffer upwards; when the first cloth loosening guide roller 3 buffers downwards, the L-shaped support 2 moves downwards and extrudes the second buffer spring 9, and simultaneously stretches the first buffer spring 8, so that the too tight cloth loosening force of a part of cloth can be counteracted through the buffer deformation of the first buffer spring 8 and the second buffer spring 9; when the second cloth loosening guide roller 4 performs upward buffering, the loop bar 15 also performs telescopic deformation on the third buffer spring 162 in the sleeve groove 160 through the movable block 161, so that part of over-tight force during cloth loosening can be consumed through the telescopic deformation of the third buffer spring 162;
on the contrary, when the cloth is too fast, the cloth can be correspondingly and automatically loosened, at the moment, the first cloth loosening guide roller 3 can perform upward buffering movement under the action of the elastic force of the second buffer spring 9, and the second cloth loosening guide roller 4 performs downward buffering movement under the action of the third buffer spring 162, and on the contrary, through the deformation buffering of the first buffer spring 8, the second buffer spring 9 and the third buffer spring 162, a part of over-loosening force during cloth loosening can be greatly consumed, so that the cloth is prevented from being wrinkled;
finally, can make the utility model discloses have good buffering effect at the pine cloth in-process, avoid in the past because of cloth pine cloth too fast or too slow cause cloth unstable situation in data send process to cloth easy fold or the phenomenon that easily stretches tight deformation appear when the pine cloth, has ensured that cloth uses in follow-up normal stable conveying.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The buffering cloth loosening device of the cloth spreading machine comprises a support frame (1) of a U-shaped structure, and is characterized in that L-shaped supports (2) are slidably mounted at the upper parts of two sides of the support frame (1), a same cloth loosening guide roller I (3) is rotatably mounted between the two L-shaped supports (2), a cloth loosening guide roller II (4) is movably mounted at the lower side of the cloth loosening guide roller I (3), and cloth is in transmission connection between the cloth loosening guide roller I (3) and the cloth loosening guide roller II (4); the supporting frame is characterized in that fixing frames (5) are fixedly mounted on two sides of the supporting frame (1), the fixing frames (5) are located below the L-shaped support (2), an upright post (6) is fixedly mounted at the top of each fixing frame (5), the top end of each upright post (6) movably penetrates through the inner side of the L-shaped support (2) and is fixedly connected with a limiting head (7), a first buffer spring (8) sleeved on each upright post (6) is fixedly connected between the bottom of each limiting head (7) and the inner wall of the bottom of the L-shaped support (2), and a second buffer spring (9) sleeved on each upright post (6) is fixedly connected between the bottom of each L-shaped support (2) and each fixing frame (5); equal slidable mounting has slide (11) on the both sides inner wall of support frame (1), the equal fixedly connected with pivot (10) in both ends of pine cloth deflector roll two (4), and pivot (10) rotate and install on slide (11), the outside fixedly connected with guide block (12) of slide (11), all be equipped with vertical groove (13) on the both sides inner wall of support frame (1), and guide block (12) along vertical direction slidable mounting in vertical groove (13).
2. The buffering and cloth loosening device of the cloth spreading machine according to claim 1, wherein the vertical grooves (13) above and below the guide block (12) are respectively and rotatably connected with loop bars (16), the two loop bars (16) are respectively and movably sleeved with telescopic connecting rods (15), the other ends of the two telescopic connecting rods (15) are respectively and rotatably connected to the top side and the bottom side of the sliding seat (11), the loop bars (16) are provided with sleeving grooves (160), one ends of the telescopic connecting rods (15) extend into the sleeving grooves (160) and are fixedly connected with movable blocks (161), and a buffering spring III (162) is fixedly connected between the other sides of the movable blocks (161) and the inner walls of the sleeving grooves (160).
3. The buffering and cloth loosening device of the cloth spreading machine according to claim 2, wherein a sliding block (14) is fixedly connected to the outer side of the guide block (12), a sliding groove is formed on the inner wall of the outer side of the vertical groove (13), and the sliding block (14) is slidably mounted in the sliding groove.
4. The buffering and loosening device of the cloth spreading machine according to claim 1, wherein the inner side of the L-shaped bracket (2) is fixedly connected with a sliding block, sliding grooves are formed on both sides of the supporting frame (1), and the sliding block is slidably installed in the sliding grooves along the vertical direction.
5. The buffering and loosening device of the cloth spreading machine according to claim 1, wherein the inner wall of the bottom of the L-shaped bracket (2) is provided with a vertical hole, and the L-shaped bracket (2) is slidably sleeved on the upright post (6) through the vertical hole.
6. The buffering and loosening device of the spreading machine according to claim 1, wherein the second loosening roller (4) is located at the front side below the first loosening roller (3) and is parallel to the first loosening roller (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121209931.4U CN215047534U (en) | 2021-06-01 | 2021-06-01 | Buffering cloth loosening device of spreading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121209931.4U CN215047534U (en) | 2021-06-01 | 2021-06-01 | Buffering cloth loosening device of spreading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215047534U true CN215047534U (en) | 2021-12-07 |
Family
ID=79209436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121209931.4U Expired - Fee Related CN215047534U (en) | 2021-06-01 | 2021-06-01 | Buffering cloth loosening device of spreading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215047534U (en) |
-
2021
- 2021-06-01 CN CN202121209931.4U patent/CN215047534U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |