CN214331388U - Double-side synchronous driving device for fiber dryer - Google Patents
Double-side synchronous driving device for fiber dryer Download PDFInfo
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- CN214331388U CN214331388U CN202120124327.5U CN202120124327U CN214331388U CN 214331388 U CN214331388 U CN 214331388U CN 202120124327 U CN202120124327 U CN 202120124327U CN 214331388 U CN214331388 U CN 214331388U
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Abstract
A two side synchronous drive device for fibre drying-machine which characterized in that: the speed reducer (17) drives the single-row tooth large chain wheel (01) through the chain wheel (12) and the chain (03), the rotation of the single-row tooth large chain wheel (01) drives the jacking shaft (05), and thus the double-row tooth small chain wheel (07) is driven; the double-row tooth small chain wheel (07) drives a double-row tooth large chain wheel (09) through a double-row chain (16); the double-row-tooth large chain wheel (09) drives the main shaft (14) to rotate, so that the heavy-duty chain wheel (11) is driven to rotate, and the low-speed and large-torque motion of the main shaft is realized. The utility model discloses a device is through the requirement of multistage speed reduction in order to reach big moment of torsion, arranges through the bilayer and reduces area, arranges drive sprocket through two sides and makes the main shaft atress more balanced, and a pair of heavy load sprocket keeps synchronous, moves more stably.
Description
Technical Field
The utility model relates to a fibre drying equipment, it relates to a two side synchronous drive devices of big moment of torsion suitable for weaving technical field drying equipment to specifically say so.
Background
Under the dual effects of the increase of market demand and the requirement of energy conservation and emission reduction, the large-capacity dryer and the plurality of small dryers gradually become the main stream of the market by comparing the small occupied area, the small total amount of equipment, the low early investment and the low later maintenance cost. The single-side belt transmission of the early-stage small-yield dryer can not meet the requirements of synchronization, stability and large torque, and a novel transmission mechanism is urgently needed to be researched and developed to meet the transmission requirements of the large-width large-yield dryer, and the large-torque double-side synchronous driving device has the advantages of small occupied area and convenience in maintenance.
Disclosure of Invention
The utility model discloses just in order to provide a transmission demand for satisfying big width, large-output drying-machine, area is little, maintain convenient two side synchronous drive arrangement of big moment of torsion.
The purpose of the utility model can be realized by the following technical proposal:
the utility model discloses a bilateral synchronous driving device for a fiber dryer, which comprises a main transmission frame, a top transmission frame arranged at the upper end of the main transmission frame, and a bilateral synchronous driving device consisting of an upper transmission device arranged on the top transmission frame and a lower transmission device arranged on the main transmission frame; the upper-layer transmission device comprises a speed reducer which is arranged in the middle of the top transmission rack and driven by a motor, a single-row toothed chain wheel which is arranged on an output shaft of the speed reducer, a top shaft which is arranged on the top transmission rack through top shaft bearings arranged at two ends of the top transmission rack, and a single-row toothed large chain wheel which is arranged in the middle of the top shaft and connected with the single-row toothed chain wheel through a single-row chain, and two ends of the top shaft are respectively provided with a double-row toothed small chain wheel; the lower-layer transmission device comprises a main shaft, two ends of the main shaft are respectively installed on the main transmission rack through main shaft bearings, double-row-tooth large chain wheels are respectively installed at two ends of the main shaft, and heavy-load chain wheels are respectively installed on the inner sides of the double-row-tooth large chain wheels; the double-row-tooth small chain wheels positioned at the two ends of the jacking shaft and the double-row-tooth large chain wheels positioned at the two ends of the main shaft are synchronously driven through chains, so that the double-side synchronous drive of the main shaft is realized, the jacking shaft and the main shaft are more balanced in stress, and the operation is more stable.
The utility model discloses in with the heavy duty sprocket of the coaxial setting of double-row tooth big sprocket be used for passing to the moment that the heavy duty chain took turns to through the heavy load chain downward transmission, realize the big moment of torsion motion of main shaft low-speed.
The utility model is provided with a single-row gear tensioning wheel which is adjustable in position and used for tensioning a single-row chain on the upper transmission device; a double-row gear tensioning wheel with adjustable position for tensioning the chain is arranged in the lower-layer transmission device.
Furthermore, the utility model provides a little sprocket of single row tooth is different with big sprocket tooth number of single row tooth's difference. Assuming that the number of the small chain wheels with the single row of teeth is a and the number of the large chain wheels with the single row of teeth is b, when the speed reducer outputs a fixed value of n r/min to the outside, the rotating speed transmitted to the large chain wheels with the single row of teeth through the single row of chains is (a/b) × n, and when the value of a/b is smaller, the rotating speed transmitted to the large chain wheels with the single row of teeth is smaller, so that the first-stage speed reduction is realized.
The utility model provides a little sprocket of double tooth and the big sprocket number of teeth difference of double tooth. Assuming that the number of the double-row teeth small chain wheel is c and the number of the double-row teeth large chain wheel is d, when the speed reducer outputs a fixed value of n r/min to the outside, the rotating speed of the double-row teeth small chain wheel is (a/b) × n, the rotating speed transmitted to the double-row teeth large chain wheel through the double-row chain is (c/d) × (a/b) × n, and when the value of c/d is smaller, the rotating speed transmitted to the double-row teeth large chain wheel is smaller, so that the secondary speed reduction is realized.
The utility model provides an upper transmission and lower floor's transmission's bilayer is arranged, and area is littleer.
The utility model has the advantages as follows:
1. according to the relation of torque and rotating speed: t =9550 × P/n, where T is torque, P is power, and n is rotational speed. From the above formula, when the power P is constant, the smaller the rotation speed n is, the larger the torque T is, the larger the movement load can be borne, and the requirement of the dryer for the larger capacity can be met;
2. compared with single-side transmission, the transmission shaft of the double-side transmission is more balanced in stress, higher in operation quality and more stable in operation;
3. the speed reducer is arranged at the top of the dryer, so that mechanical injury of the high-speed rotating piece to an operator is reduced;
4. the double-layer arrangement occupies smaller area.
Drawings
Fig. 1 is a schematic perspective view of the overall structure of the device of the present invention.
Number in the figure: 01 single-row tooth large chain wheel, 02 middle supporting bearing, 03 single-row chain, 04 single-row tooth tensioning wheel, 05 top shaft, 06 top shaft bearing, 07 double-row tooth small chain wheel, 08 top transmission rack, 09 double-row tooth large chain wheel, 10 main shaft bearing, 11 heavy-load chain wheel, 12 single-row tooth chain wheel, 13 main transmission rack (lower installation rack), 14 main shaft, 15 double-row tooth tensioning wheel, 16 double-row chain and 17 speed reducer.
Detailed Description
The invention will be further described with reference to the following examples (drawings):
the utility model discloses a bilateral synchronous driving device for a fiber dryer, which comprises a main transmission frame 13, a top transmission frame 08 arranged at the upper end of the main transmission frame, and a bilateral synchronous driving device consisting of an upper transmission device arranged on the top transmission frame 08 and a lower transmission device arranged on the main transmission frame 13; the upper-layer transmission device comprises a speed reducer 17 which is arranged in the middle of the top transmission rack and driven by a motor, a single-row tooth chain wheel 12 arranged on an output shaft of the speed reducer, a top shaft 05 arranged on the top transmission rack through top shaft bearings 06 arranged at two ends of the top transmission rack, and a single-row tooth large chain wheel 01 arranged in the middle of the top shaft and connected with the single-row tooth chain wheel 12 through a single-row chain 03, wherein two ends of the top shaft 05 are respectively provided with a double-row tooth small chain wheel 07; the lower-layer transmission device comprises a main shaft 14, two ends of the main shaft are respectively arranged on a main transmission rack 13 through main shaft bearings 10, double-row-tooth large chain wheels 09 are respectively arranged at two ends of the main shaft, and heavy-load chain wheels 11 are respectively arranged on the inner sides of the double-row-tooth large chain wheels; the double-row-tooth small chain wheel 07 positioned at the two ends of the top shaft 05 and the double-row-tooth large chain wheel 09 positioned at the two ends of the main shaft 14 are synchronously driven through the chain 16, so that double-side synchronous driving of the main shaft 14 is realized, the stress of the top shaft 05 and the main shaft 14 is more balanced, and the operation is more stable.
The utility model discloses in with the heavy sprocket 11 of the coaxial setting of double-row tooth big sprocket 09 be used for passing the moment that arrives on the heavy sprocket 11 through the heavy chain downward transmission, realize the big moment of torsion motion of main shaft low-speed.
The utility model is provided with a single-row gear tensioning wheel 04 which is adjustable in position and used for tensioning the single-row chain 03 and is arranged on the upper transmission device; a double-row gear tensioning wheel 15 which is adjustable in position and used for tensioning the chain 16 is arranged in the lower-layer transmission device.
Furthermore, the utility model provides a little sprocket 12 of single row tooth is different with 01 tooth number of big sprocket of single row tooth. Assuming that the number of teeth of the single-row small sprocket 12 is a and the number of teeth of the single-row large sprocket 01 is b, when the speed reducer 17 outputs a constant value n r/min to the outside, the rotating speed transmitted to the single-row large sprocket 01 through the single-row chain 03 is (a/b) × n, and when the value of a/b is smaller, the rotating speed transmitted to the single-row large sprocket 01 is smaller, so that primary speed reduction is realized.
The utility model provides a little sprocket 07 of double tooth is different with the big sprocket 09 tooth number of double tooth number of tooth. Assuming that the number of teeth of the double-row-tooth small sprocket 07 is c, the number of teeth of the double-row-tooth large sprocket 09 is d, when the externally output rotating speed of the speed reducer 17 is n r/min, the rotating speed of the double-row-tooth small sprocket 07 is (a/b) × n, the rotating speed transmitted to the double-row-tooth large sprocket 09 through the double-row chain 16 is (c/d) ((a/b) × n), and when the value of c/d is smaller, the rotating speed transmitted to the double-row-tooth large sprocket 09 is smaller, so that the secondary speed reduction is realized.
The utility model provides an upper transmission and lower floor's transmission's bilayer is arranged, and area is littleer.
The utility model discloses a transmission flow does: the speed reducer 17 drives a single-row-tooth large chain wheel 01 through a chain wheel 12 and a chain 03, and the rotation of the single-row-tooth large chain wheel 01 drives a top shaft 05, so that a double-row-tooth small chain wheel 07 is driven; the double-row small chain wheel 07 drives a double-row large chain wheel 09 through a double-row chain 16; the double-row large-tooth chain wheel 09 drives the main shaft 14 to rotate, so as to drive the heavy-duty chain wheel 11 to rotate, and further drive the main chain, the curtain plate, the material and the like to run.
The device reduces the requirement of in order to reach big moment of torsion through multistage speed reduction, arranges through the bilayer and reduces area, arranges drive sprocket through two sides and makes the main shaft atress more balanced, and a pair of heavy load sprocket keeps synchronous, and the operation is more stable.
Claims (3)
1. A two side synchronous drive device for fibre drying-machine which characterized in that: the device comprises a main transmission rack (13), a top transmission rack (08) arranged at the upper end of the main transmission rack, and a bilateral synchronous driving device consisting of an upper transmission device arranged on the top transmission rack (08) and a lower transmission device arranged on the main transmission rack (13); the upper-layer transmission device comprises a speed reducer (17) which is arranged in the middle of a top transmission rack and driven by a motor, a single-row toothed chain wheel (12) arranged on an output shaft of the speed reducer, a top shaft (05) arranged on the top transmission rack through top shaft bearings (06) arranged at two ends of the top transmission rack, and a single-row toothed large chain wheel (01) arranged in the middle of the top shaft and connected with the single-row toothed chain wheel (12) through a single-row chain (03), and two ends of the top shaft (05) are respectively provided with a double-row toothed small chain wheel (07); the lower-layer transmission device comprises a main shaft (14) of which two ends are respectively installed on a main transmission rack (13) through a main shaft bearing (10), two double-row-tooth large chain wheels (09) are respectively installed at two ends of the main shaft, and heavy-load chain wheels (11) are respectively installed on the inner sides of the double-row-tooth large chain wheels; the double-row small chain wheel (07) positioned at the two ends of the top shaft (05) and the double-row large chain wheel (09) positioned at the two ends of the main shaft (14) are synchronously driven by a chain (16).
2. The double-sided synchronous driving apparatus for a fiber dryer according to claim 1, wherein: the heavy-duty chain wheel (11) coaxially arranged with the double-row-tooth large chain wheel (09) is used for transmitting the torque transmitted to the heavy-duty chain wheel (11) downwards through the heavy-duty chain, so that the low-speed large-torque movement of the main shaft is realized.
3. The double-sided synchronous driving apparatus for a fiber dryer according to claim 1, wherein: a single-row gear tensioning wheel (04) which is adjustable in position and used for tensioning the single-row chain (03) is arranged on the upper-layer transmission device; a double-row gear tensioning wheel (15) which is adjustable in position and used for tensioning the chain (16) is arranged in the lower-layer transmission device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124327.5U CN214331388U (en) | 2021-01-18 | 2021-01-18 | Double-side synchronous driving device for fiber dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120124327.5U CN214331388U (en) | 2021-01-18 | 2021-01-18 | Double-side synchronous driving device for fiber dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214331388U true CN214331388U (en) | 2021-10-01 |
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ID=77909531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120124327.5U Active CN214331388U (en) | 2021-01-18 | 2021-01-18 | Double-side synchronous driving device for fiber dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214331388U (en) |
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2021
- 2021-01-18 CN CN202120124327.5U patent/CN214331388U/en active Active
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