CN202626536U - Expanding device of warp knitting machine - Google Patents
Expanding device of warp knitting machine Download PDFInfo
- Publication number
- CN202626536U CN202626536U CN 201220178866 CN201220178866U CN202626536U CN 202626536 U CN202626536 U CN 202626536U CN 201220178866 CN201220178866 CN 201220178866 CN 201220178866 U CN201220178866 U CN 201220178866U CN 202626536 U CN202626536 U CN 202626536U
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- China
- Prior art keywords
- roll shaft
- warp knitting
- handed rotation
- knitting machine
- shaped threads
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Abstract
The utility model discloses an expanding device of a warp knitting machine. The expanding device comprises at least one roll shaft and wall panels, wherein roll shafts are arranged between a looping mechanism of the warp knitting machine and a textile tractive take-up mechanism, wall panels are arranged on two sides of roll shafts and used for rotatably supporting roll shafts, and right-handed rotation sawtooth-shaped threads and left-handed rotation sawtooth-shaped threads which are arranged oppositely on the left and on the right along axis directions of roll shafts are arranged on outer circumferential faces of roll shafts. Right-handed rotation sawtooth-shaped threads and left-handed rotation sawtooth-shaped threads are arranged symmetrically and oppositely on the left and on the right along axis directions of roll shafts on outer circumferential faces of roll shafts. The thread pitch L of right-handed rotation sawtooth-shaped threads and the thread pitch L of left-handed rotation sawtooth-shaped threads are preferably 10mm, the tooth depth H of right-handed rotation sawtooth-shaped threads and the tooth depth H of left-handed rotation sawtooth-shaped threads are preferably 1.5mm, and the number of thread lines of right-handed rotation sawtooth-shaped threads and the number of thread lines of left-handed rotation sawtooth-shaped threads are preferably 4. The expanding device is simple in structure and capable of eliminating shrinkage phenomena of textile cloth covers after looping knitting, so that textiles can meet process requirements before winding, the quality of yardage rolls is high, and the expanding device is applicable to popularization and utilization in warp knitting machines.
Description
Technical field
The utility model relates to a kind of widening device, particularly relates to the employed widening device that is used to eliminate fabrics cloth cover deflation phenomenon on the warp knitting machine.
Background technology
Existing warp knitting machine is when work, and the fabric that yarn forms after looping mechanism lopping braiding draws and be wound into yardage roll by the tractive spooler.But, the fabric after the lopping braiding, phenomenon often appears tightening in its cloth cover, and the fabric that this cloth cover tightens does not only meet technological requirement, and also distortion is bigger after being wound into yardage roll, thus had a strong impact on yardage roll quality and later process quality.
Summary of the invention
The technical problem that the utility model will solve provides the deflation phenomenon that a kind of fabrics cloth cover that can eliminate after lopping weaves occurs, and makes fabric before coiling, can satisfy the warp knitting machine widening device of technological requirement.
For solving the problems of the technologies described above; The utility model adopts a kind of like this warp knitting machine widening device; This device comprises at least one roll shaft that is arranged between warp knitting machine looping mechanism and the fabric traction spooler, and is arranged on said roll shaft both sides, is used for the wallboard of supporting roller rotationally; The outer circumference surface of said roll shaft is provided with along left and right dextrorotation sawtooth pattern screw thread and the left-handed sawtooth pattern screw thread of arranging in opposite directions of its axis direction.
As a kind of preferred implementation of the utility model, said dextrorotation sawtooth pattern screw thread and left-handed sawtooth pattern screw thread are in opposite directions left and right and be arranged in symmetrically on the outer circumference surface of said roll shaft along the roll shaft axis direction.
After adopting such structure; Because the utility model is provided with roll shaft between warp knitting machine looping mechanism and fabric traction spooler; And on the outer circumference surface of this roll shaft, be provided with along left and right dextrorotation and the left-handed sawtooth pattern screw thread of arranging in opposite directions of its axis direction; The tractive force effect of fabric at the tractive spooler that is deflated state when lopping braiding back, cloth cover like this is during down through said roll shaft, and tractive force makes the roll shaft rotation in the pulling fabric, when roll shaft rotates; Under function of friction between sawtooth pattern screw thread on the roll shaft outer circumference surface and the fabric; The dextrorotation sawtooth pattern screw thread on the left side makes fabric expand to the left side to stretch on the roll shaft outer circumference surface, and the left-handed sawtooth pattern screw thread on the right makes fabric expand to the right to stretch on the roll shaft outer circumference surface, and the fabric that tightens of cloth cover is compelled to expand to both sides through roll shaft the time like this; Tighten phenomenon thereby eliminated cloth cover effectively, make fabric before coiling, can satisfy technological requirement; In the utility model; When dextrorotation sawtooth pattern screw thread and left-handed sawtooth pattern screw thread in opposite directions left and right and when being arranged on the outer circumference surface of said roll shaft symmetrically along the roll shaft axis direction; The fabric that then tightens when cloth cover is through roll shaft the time; Can be from door width of cloth centre position equably to the both sides expansion, such scalability is better, and the effect of eliminating the cloth cover deflation is better.
As the further improvement of the utility model, the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread is 9～11 millimeters, and tooth depth H is 1～2 millimeter, and the number of leads is 3～5.In the utility model, the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread is preferably 10 millimeters, and tooth depth H is preferably 1.5 millimeters, and the number of leads is preferably 4.Adopt such structure, the fabric that tightens when cloth cover is during through roll shaft, and sawtooth pattern screw thread on the roll shaft outer circumference surface and the frictional force between the fabric are maximum, and fabric is the strongest to the expansion force of both sides expansion, eliminates the best results that cloth cover tightens.
As the another kind of preferred implementation of the utility model, described roll shaft has two, between these two roll shafts, also is provided with a fabric guide roll, and said fabric guide roll and said wallboard are rotationally connected.After adopting such structure, to tighten phenomenon serious when the cloth cover of fabric, when fabric does not reach desirable cloth cover effect during through a roll shaft expansion yet, again through second roll shaft expansion, thereby makes fabric eliminate the deflation situation fully.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the utility model is done further to specify.
Fig. 1 is the structural representation of first kind of embodiment of the utility model warp knitting machine widening device.
Fig. 2 is the structural representation of second kind of embodiment of the utility model warp knitting machine widening device.
Fig. 3 is a kind of structural representation of roll shaft in the utility model.
Fig. 4 is the enlarged drawing at I place among Fig. 3.
Fig. 5 is the schematic side view of roll shaft in the utility model.
Fig. 6 is a kind of syndeton sketch map of roll shaft and wallboard in the utility model.
Fig. 7 is that fabric expanded a kind of sketch map of stretching when roll shaft rotated in the utility model to both sides.
The specific embodiment
Referring to Fig. 1 to a kind of warp knitting machine widening device shown in Figure 7; This device comprises at least one roll shaft 1 that is arranged between warp knitting machine looping mechanism 3 and the fabric traction spooler 4, and is arranged on said roll shaft 1 both sides, is used for the wallboard 2 of supporting roller 1 rotationally; The outer circumference surface of said roll shaft 1 is provided with along left and right dextrorotation sawtooth pattern screw thread 1-1 and the left-handed sawtooth pattern screw thread 1-2 that arranges in opposite directions of its axis direction.In the utility model, like Fig. 3, shown in 5, said roll shaft 1 is cylindrical, and said dextrorotation, left-handed sawtooth pattern screw thread 1-1,1-2 can process through turning on the outer circumference surface of roll shaft 1; As shown in Figure 6, the two ends of said roll shaft 1 are bearing on the said wallboard 2 through bearing 6 respectively rotationally.As shown in Figure 1, warp knitting machine is in when work, the fabric 7 that yarn forms through looping mechanism 3 lopping braiding back expand through roll shaft 1 stretch, eliminates deflated state after and under some cord rollers 8 guide, be pulled spooler 4 and draw and be wound into yardage roll.
In the utility model, like Fig. 6, shown in 7, said dextrorotation sawtooth pattern screw thread 1-1 and left-handed sawtooth pattern screw thread 1-2 are in opposite directions left and right and be arranged in symmetrically on the outer circumference surface of said roll shaft 1 along roll shaft 1 axis direction.The fabric 7 that tightens when cloth cover like this is during through roll shafts 1, can expansion to the left and right sides equably from door width of cloth centre position, and such scalability is better, and it is better to eliminate the effect that cloth cover tightens.
As a kind of preferred implementation of the utility model, as shown in Figure 4, the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread 1-1,1-2 is 9～11 millimeters, and tooth depth H is 1～2 millimeter, and the number of leads is 3～5.In the utility model, the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread 1-1,1-2 is preferably 10 millimeters, and tooth depth H is preferably 1.5 millimeters, and the number of leads is preferably 4.The sawtooth pattern screw thread of this structure; When the fabric 7 of cloth cover deflation passes through roll shafts 1; Frictional force between dextrorotation on roll shaft 1 outer circumference surface, left-handed sawtooth pattern screw thread 1-1,1-2 and the fabric 7 is maximum, and fabric 7 is the strongest to the expansion force of both sides expansion, eliminates the best results that cloth cover tightens.
Referring to Fig. 2, the said roll shaft 1 of the utility model preferably has two, between these two roll shafts 1, also is provided with a fabric guide roll 5, and said fabric guide roll 5 is rotationally connected through bearing and said wallboard 2, and in the drawings, said fabric guide roll 5 is installed in the below of two roll shafts 1 rotationally.In when work, serious when the fabric 7 cloth cover deflated states after the lopping braiding, do not reach yet under the situation of desirable cloth cover effect during through 1 expansion of a roll shaft, again through the expansion of second even more roll shaft 1, thereby make fabric 7 eliminate the deflation situation fully.
Below the course of work of the utility model warp knitting machine widening device: referring to Fig. 1,2 and 7; The fabric 7 that yarn forms after looping mechanism 3 lopping braiding; Under the tractive force effect of tractive spooler 4 during through said roll shaft 1; Tractive force makes roll shaft 1 rotation in pulling fabric 7, during roll shaft 1 rotation, under function of friction between the dextrorotation on roll shaft 1 outer circumference surface, left-handed sawtooth pattern screw thread 1-1,1-2 and the fabric 7; The dextrorotation sawtooth pattern screw thread 1-1 on the left side makes fabric 7 expand to the left side to stretch on roll shaft 1 outer circumference surface; The left-handed sawtooth pattern screw thread 1-2 on the right makes fabric 7 expand to the right to stretch on the roll shaft outer circumference surface, and the fabric 7 that tightens of cloth cover is compelled to the both sides expansion through roll shaft 1 time like this, thereby has eliminated cloth cover deflation phenomenon effectively; Make fabric 7 before being wound into yardage roll, satisfy technological requirement, guaranteed yardage roll quality and later process quality.
Through on probation, the widening device of the utility model is simple in structure, has eliminated the deflation phenomenon that the fabrics cloth cover after lopping weaves occurs, and makes fabric before coiling, satisfy technological requirement, has guaranteed yardage roll quality and later process quality, has obtained good effect.
Claims (5)
1. warp knitting machine widening device; It is characterized in that: this device comprises at least one roll shaft (1) that is arranged between warp knitting machine looping mechanism (3) and the fabric traction spooler (4), and is arranged on said roll shaft (1) both sides, is used for the wallboard (2) of supporting roller (1) rotationally; The outer circumference surface of said roll shaft (1) is provided with along left and right dextrorotation sawtooth pattern screw thread (1-1) and the left-handed sawtooth pattern screw thread of arranging in opposite directions (1-2) of its axis direction.
2. warp knitting machine widening device according to claim 1 is characterized in that: said dextrorotation sawtooth pattern screw thread (1-1) and left-handed sawtooth pattern screw thread (1-2) are in opposite directions left and right and be arranged in symmetrically on the outer circumference surface of said roll shaft (1) along roll shaft (1) axis direction.
3. warp knitting machine widening device according to claim 2 is characterized in that: the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread (1-1,1-2) is 9～11 millimeters, and tooth depth H is 1～2 millimeter, and the number of leads is 3～5.
4. warp knitting machine widening device according to claim 3 is characterized in that: the pitch L of said dextrorotation, left-handed sawtooth pattern screw thread (1-1,1-2) is 10 millimeters, and tooth depth H is 1.5 millimeters, and the number of leads is 4.
5. according to each described warp knitting machine widening device in the claim 1 to 4; It is characterized in that: described roll shaft (1) has two; Between these two roll shafts (1), also be provided with a fabric guide roll (5), said fabric guide roll (5) is rotationally connected with said wallboard (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178866 CN202626536U (en) | 2012-04-25 | 2012-04-25 | Expanding device of warp knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178866 CN202626536U (en) | 2012-04-25 | 2012-04-25 | Expanding device of warp knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202626536U true CN202626536U (en) | 2012-12-26 |
Family
ID=47379752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220178866 Expired - Fee Related CN202626536U (en) | 2012-04-25 | 2012-04-25 | Expanding device of warp knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202626536U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619014A (en) * | 2012-04-25 | 2012-08-01 | 常州市润源经编机械有限公司 | Cloth expanding device of warp knitting machine |
-
2012
- 2012-04-25 CN CN 201220178866 patent/CN202626536U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619014A (en) * | 2012-04-25 | 2012-08-01 | 常州市润源经编机械有限公司 | Cloth expanding device of warp knitting machine |
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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 |
Granted publication date: 20121226 Termination date: 20210425 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |