CN205133802U - Short -staple draft machine draft roller actuating mechanism - Google Patents
Short -staple draft machine draft roller actuating mechanism Download PDFInfo
- Publication number
- CN205133802U CN205133802U CN201520845316.0U CN201520845316U CN205133802U CN 205133802 U CN205133802 U CN 205133802U CN 201520845316 U CN201520845316 U CN 201520845316U CN 205133802 U CN205133802 U CN 205133802U
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- CN
- China
- Prior art keywords
- worm
- drawing roller
- driving mechanism
- draft
- staple
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a short -staple draft machine draft roller actuating mechanism, including draft roller set and support, the draft roller set includes a plurality of draft rollers, and a plurality of draft rollers divide two lines of parallel arrangement on the support, and for going upward draft roller and down draft roller, the draft roller set is through the drive of two sets of worm gear actuating mechanism respectively. The utility model discloses a short -staple draft machine draft roller actuating mechanism, direct drive worm rotates through the worm, can obtain very big drive ratio, and is compacter than chain drive, two -wheeled engaging tooth interfacial is the line contact, and its bearing capacity is much higher than chain drive, the worm -drive is equivalent to worm drive, and for multiple tooth meshing transmission, the transmission is steady, the noise is very little, avoid the chain fracture, reduced cost of maintenance, improved work efficiency.
Description
Technical field
The utility model relates to drawing machine technical field, especially relates to a kind of staple drawing machine drawing roller driving mechanism.
Background technology
Stretching is requisite important procedure in polyster fibre manufacture process, is often called as the two-stage that polyster fibre is shaped, or is called secondary forming.It is not only the necessary means that the physical and mechanical property of fiber is improved, and is the critical point that its former each procedure of inspection carries out fine or not.In drawing process, large molecule or aggregated structure unit are unfolded and along fiber axis orientations.While orientation, usually attend by the change of phase, and the change of other mechanism characteristics.
Because large molecule intrastitial in drawing process is along fiber axis orientation, formed and add the molecular separating force of hydrogen bond, dipolar bond and other type, the strand number that fiber bears external tension adds, thus the fracture strength of fiber is significantly improved, ductility declines, and wear resistance and the fatigue strength to various dissimilar deformation also significantly improve.
The main purpose of tow drawing-off improves the degree of orientation of strand, makes it to have certain brute force and elongation.Drawing-off produces between twice drafter.Tow between the twice drafter of front and back, is stretched because of the difference of drawing roller superficial velocity.The ratio of the draw roll superficial velocity of twice drafter is called draw ratio.
A drawing machine forms one group by five, six, seven or nine drawing roller usually.Their diameter is identical, rotating speed is identical, and they are different from one group of drawing roller speed of another drawing machine, and by this speed difference, drawing machine completes stretching.
Rotation between several drawing roller in traditional drawing machine is that to realize the rotating speed of drawing roller by chain drive identical, the rotation of drawing roller is by chain-driving pinion rotation, gear drives drawing roller to rotate again, but due to the heavier mass of drawing roller, chain after a protracted use, especially drawing roller by static to start process in, active force on chain is comparatively large, and chain easily ruptures, and affects the use of drawing machine, add working time and maintenance cost, reduce operating efficiency.
Utility model content
The technical problems to be solved in the utility model is: in order to the rotation overcome between the several drawing roller in traditional drawing machine is that to realize the rotating speed of drawing roller by chain drive identical, the rotation of drawing roller is by chain-driving pinion rotation, gear drives drawing roller to rotate again, but due to the heavier mass of drawing roller, chain after a protracted use, especially drawing roller by static to start process in, active force on chain is larger, chain easily ruptures, affect the use of drawing machine, add working time and maintenance cost, reduce the problem of operating efficiency, a kind of staple drawing machine drawing roller driving mechanism is provided.
The utility model solves the technical scheme that its technical problem adopts: a kind of staple drawing machine drawing roller driving mechanism, comprise drawing roller group and support, described drawing roller group comprises some drawing roller, some described drawing roller divide two row on the bracket arranged in parallel, be respectively up drawing roller and descending drawing roller, described drawing roller group is driven by two groups of worm and gear driving mechanisms.
Further, different from turning to of descending drawing roller in order to realize up drawing roller, worm and gear driving mechanism described in two groups is divided into worm and gear driving mechanism and lower worm and gear driving mechanism, described upper worm and gear driving mechanism drives up drawing roller, and described lower worm and gear driving mechanism drives descending drawing roller.
Further, described upper worm and gear driving mechanism and described lower worm and gear driving mechanism include turning cylinder, some described turning cylinders are rotatably installed on described support, described turning cylinder is installed with worm gear, one end of described turning cylinder is fixedly connected with described drawing roller through support, described support is also installed with motor, the output of described motor is installed with worm shaft, described worm shaft is installed with worm screw, described worm screw engages with described worm gear, worm screw Direct driver worm gear wheel, very large gearratio can be obtained, compacter than chain drive, be linear contact lay between two-wheeled mesh tooth face, its bearing capacity is much higher than chain drive, worm-drive is equivalent to worm drive, and be multiple tooth engaged transmission, stable drive, noise are very little.
In order to prevent the generation of worm shaft shaking phenomenon in rotary course, bracing frame is included in described upper worm and gear driving mechanism and described lower worm and gear driving mechanism, support frame as described above fixed installation on the bracket, support frame as described above is between adjacent two described turning cylinders, and support frame as described above supports described worm shaft.
Further, the top of support frame as described above has V-type groove, and two inclined-planes in described worm shaft and described V-type groove are tangent.
During use, motor in startup in worm and gear driving mechanism and lower whorl worm and gear driving mechanism, make the rotation direction of two motors contrary, electric machine rotation drives worm shaft, worm shaft drives worm screw to rotate, and worm and wheel engages, and worm screw drives worm gear wheel, worm gear drives turning cylinder to rotate, and turning cylinder finally drives drawing roller to rotate; Up drawing roller rotation direction under upper worm and gear driving mechanism drives is identical, descending drawing roller rotation direction under lower whorl worm and gear driving mechanism drives is identical, and it is contrary with the rotation direction of up drawing roller, reach the rotation direction requirement of drawing machine counter extensioin roller when drawing-off, a staple fibre material winding carries out drafting process in drawing roller.
The beneficial effects of the utility model are: staple drawing machine drawing roller driving mechanism of the present utility model, by worm screw Direct driver worm gear wheel, can obtain very large gearratio, compacter than chain drive; Be linear contact lay between two-wheeled mesh tooth face, its bearing capacity is much higher than chain drive; Worm-drive is equivalent to worm drive, and be multiple tooth engaged transmission, stable drive, noise are very little; Avoid chain breakage, decrease maintenance cost, improve operating efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is schematic three dimensional views of the present utility model;
Fig. 2 is the enlarged drawing at A place in the utility model Fig. 1;
Fig. 3 is that the utility model and a staple fibre three-dimensional of expecting assemble schematic diagram.
In figure: 1. support, 2. drawing roller, 3. turning cylinder, 4. worm gear, 5. motor, 6. worm shaft, 7. worm screw, 8. bracing frame, a 9. staple fibre material.
Detailed description of the invention
The utility model is described in more detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.
A kind of staple drawing machine drawing roller driving mechanism as Figure 1-3, comprise drawing roller group and support 1, drawing roller group comprises some drawing roller 2, some drawing roller 2 point of two row is arranged in parallel within support 1, be respectively up drawing roller and descending drawing roller, drawing roller group is driven by two groups of worm and gear driving mechanisms.
Different from turning to of descending drawing roller in order to realize up drawing roller, two groups of worm and gear driving mechanisms are divided into worm and gear driving mechanism and lower worm and gear driving mechanism, upper worm and gear driving mechanism drives up drawing roller, and lower worm and gear driving mechanism drives descending drawing roller.
Upper worm and gear driving mechanism and lower worm and gear driving mechanism include turning cylinder 3, some turning cylinders 3 are rotatably installed on support 1, turning cylinder 3 is installed with worm gear 4, one end of turning cylinder 3 is fixedly connected with drawing roller 2 through support 1, support 1 is also installed with motor 5, the output of motor 5 is installed with worm shaft 6, worm shaft 6 is installed with worm screw 7, worm screw 7 engages with worm gear 4, worm screw 7 Direct driver worm gear 4 rotates, very large gearratio can be obtained, compacter than chain drive; Be linear contact lay between two-wheeled mesh tooth face, its bearing capacity is much higher than chain drive; Worm-drive is equivalent to worm drive, and be multiple tooth engaged transmission, stable drive, noise are very little.
In order to prevent the generation of worm shaft 6 shaking phenomenon in rotary course, bracing frame 8 is included in upper worm and gear driving mechanism and lower worm and gear driving mechanism, bracing frame 8 is fixedly mounted on support 1, and bracing frame 8 is between adjacent two turning cylinders 3, and bracing frame 8 supports worm shaft 6.The top of bracing frame 8 has V-type groove, and worm shaft 6 is tangent with two inclined-planes in V-type groove.
During use, motor 5 in startup in worm and gear driving mechanism and lower whorl worm and gear driving mechanism, make the rotation direction of two motors 5 contrary, motor 5 rotates and drives worm shaft 6 to rotate, worm shaft 6 drives worm screw 7 to rotate, and worm screw 7 engages with worm gear 4, and worm screw 7 drives worm gear 4 to rotate, worm gear 4 drives turning cylinder 3 to rotate, and turning cylinder 3 finally drives drawing roller 2 to rotate; Up drawing roller rotation direction under upper worm and gear driving mechanism drives is identical, descending drawing roller rotation direction under lower whorl worm and gear driving mechanism drives is identical, and it is contrary with the rotation direction of up drawing roller, reach the rotation direction requirement of drawing machine counter extensioin roller 2 when drawing-off, staple fibre material 9 winding carry out drafting process in drawing roller 2.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this utility model technological thought, can carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to right.
Claims (5)
1. a staple drawing machine drawing roller driving mechanism, comprise drawing roller group and support (1), described drawing roller group comprises some drawing roller (2), some described drawing roller (2) point two row are arranged in parallel within described support (1), be respectively up drawing roller and descending drawing roller, it is characterized in that: described drawing roller group is driven by two groups of worm and gear driving mechanisms.
2. staple drawing machine drawing roller driving mechanism as claimed in claim 1, it is characterized in that: worm and gear driving mechanism described in two groups is divided into worm and gear driving mechanism and lower worm and gear driving mechanism, described upper worm and gear driving mechanism drives up drawing roller, and described lower worm and gear driving mechanism drives descending drawing roller.
3. staple drawing machine drawing roller driving mechanism as claimed in claim 2, it is characterized in that: described upper worm and gear driving mechanism and described lower worm and gear driving mechanism include turning cylinder (3), some described turning cylinders (3) are rotatably installed on described support (1), described turning cylinder (3) is installed with worm gear (4), one end of described turning cylinder (3) is fixedly connected with described drawing roller (2) through support (1), described support (1) is also installed with motor (5), the output of described motor (5) is installed with worm shaft (6), described worm shaft (6) is installed with worm screw (7), described worm screw (7) engages with described worm gear (4).
4. staple drawing machine drawing roller driving mechanism as claimed in claim 3, it is characterized in that: in described upper worm and gear driving mechanism and described lower worm and gear driving mechanism, include bracing frame (8), support frame as described above (8) is fixedly mounted on described support (1), support frame as described above (8) is positioned between adjacent two described turning cylinders (3), and support frame as described above (8) supports described worm shaft (6).
5. staple drawing machine drawing roller driving mechanism as claimed in claim 4, is characterized in that: the top of support frame as described above (8) has V-type groove, and described worm shaft (6) is tangent with two inclined-planes in described V-type groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520845316.0U CN205133802U (en) | 2015-10-28 | 2015-10-28 | Short -staple draft machine draft roller actuating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520845316.0U CN205133802U (en) | 2015-10-28 | 2015-10-28 | Short -staple draft machine draft roller actuating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205133802U true CN205133802U (en) | 2016-04-06 |
Family
ID=55619610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520845316.0U Expired - Fee Related CN205133802U (en) | 2015-10-28 | 2015-10-28 | Short -staple draft machine draft roller actuating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205133802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385218B (en) * | 2018-04-26 | 2024-04-19 | 张维国 | Silk thread traction power system |
-
2015
- 2015-10-28 CN CN201520845316.0U patent/CN205133802U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108385218B (en) * | 2018-04-26 | 2024-04-19 | 张维国 | Silk thread traction power system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20191028 |