CN101440553B - Transverse moving transmission device of weft laying trolley of warp knitting machine - Google Patents
Transverse moving transmission device of weft laying trolley of warp knitting machine Download PDFInfo
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- CN101440553B CN101440553B CN200810243305XA CN200810243305A CN101440553B CN 101440553 B CN101440553 B CN 101440553B CN 200810243305X A CN200810243305X A CN 200810243305XA CN 200810243305 A CN200810243305 A CN 200810243305A CN 101440553 B CN101440553 B CN 101440553B
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- belt pulley
- synchronous
- synchronous belt
- knitting machine
- warp knitting
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 74
- 238000009940 knitting Methods 0.000 title claims abstract description 28
- 230000001360 synchronised effect Effects 0.000 claims abstract description 96
- 238000005096 rolling process Methods 0.000 claims abstract description 7
- 238000002788 crimping Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Knitting Machines (AREA)
Abstract
The invention discloses a traverse transmission device of a weft laying trolley of a warp knitting machine, which comprises a traverse supporting seat and a synchronous belt pulley, wherein the traverse supporting seat is in rolling or sliding fit with a cross beam guide rail of the warp knitting machine; the driving device is fixedly connected to the upper part of the transverse moving supporting seat, a transmission mechanism is arranged between the driving device and the synchronous belt pulley, and the synchronous belt pulley is driven to rotate by the driving device through the transmission mechanism; the upper part of the guide rail is provided with a synchronous transmission belt along the length direction, the tooth-shaped surface of the synchronous transmission belt is opposite to the upper surface of the guide rail, two ends of the synchronous transmission belt respectively penetrate through the two transverse sides of the transverse moving supporting seat to be fixedly connected with the guide rail, and the synchronous transmission belt positioned in the transverse moving supporting seat is meshed and matched with the synchronous belt pulley. The invention has the advantages of high transmission precision, difficult damage, low noise, long service life of the driving device and good commercial prospect.
Description
Technical field
The present invention relates to the transmission device of Weft laying trolley in a kind of Weft laying mechanism of warp knitting machine, specifically, relate to a kind of transverse transmission device that is mainly used in Weft laying trolley in the multiple-axial warp knitting machine.
Background technology
The existing multiple-axial warp knitting machine that is used to weave weft inserted warp knit fabric, the Weft laying trolley transverse transmission device that is adopted roughly has two kinds, a kind of mainly by the traversing supporting base that cooperates with the rolling of warp knitting machine beam guideway, be arranged on the gear in this traversing supporting base, and constitute with the tooth bar of this gears engaged and the motor that is fixedly connected on the traversing supporting base, Weft laying trolley is fixedly connected on the longeron slide block of vertically arranging between the warp knitting machine crossbeam, longeron is fixedlyed connected with traversing supporting base, by metal material for example the tooth bar made of aluminium alloy be laid on its upper surface along the rail length direction, the toothed surface of tooth bar is provided with up, and the output shaft of motor is connected with the gear key; When making transverse motion, rotated by motor-driven gear, gear rolls along the toothed surface of tooth bar, thereby makes traversing supporting base and Weft laying trolley make transverse motion along the rail length direction.The transverse transmission device of this structure, on the one hand, behind the operation certain hour, because gear and tooth bar serious wear and the degree of wear are inequality, and owing to reasons such as motor output shaft rigidity deficiencies, when gear when tooth bar rolls, gear takes place on tooth bar up and down and/or the front and back play, thereby has influenced transmission accuracy greatly, causes the traversing speed instability of Weft laying trolley, the action of rake pin is not in place, thereby can not satisfy the required required precision of transverse motion; Thereby especially reducing the shop in order to increase output when the latitude time improving traversing speed, this play is even more serious, make traversing speed be subjected to bigger restriction like this, greatly reduce production efficiency, on the other hand, because motor output shaft directly is connected with gear, the load that motor is subjected to is bigger, thereby often damage, thereby increased production cost; In addition, the noise during spur roller gear is also bigger, influences health of operators.The Weft laying trolley transverse transmission device of another kind of structure designs for the deficiency that overcomes said structure, the difference of itself and said structure is, rack-and-pinion engaged transmission mode conversion is become the kind of drive that is made of timing belt pulley, closed ring synchronous belt and tooth bar; The annular synchronous belt between timing belt pulley and tooth bar and its toothed surface be provided with outwardly, in annular synchronous belt and be positioned at the both lateral sides of timing belt pulley, one regulating wheel is set respectively, and it makes the top and the timing belt pulley engagement of synchronous belt, bottom and tooth bar engagement; When making transverse motion, rotate by the motor-driven timing belt pulley, drive annular synchronous belt simultaneously and rotate, and make synchronous belt make gear motion, thereby make traversing supporting base and Weft laying trolley make transverse motion along the rail length direction along the toothed surface of tooth bar; The transverse transmission device of this structure, transmission accuracy is higher, transmission speed is fast, production efficiency has obtained improving significantly, can satisfy production requirement, but since synchronous belt and tooth bar when making gear motion stressed greatly and serious wear, thereby fracture accident often takes place, fracture one was to secondary even more in one month, and each maintenance all need spend a few hours and just can finish, and has therefore had a strong impact on the continuous production of fabric, has increased maintenance cost simultaneously, again because the price of synchronous belt is higher, thereby increased production cost.In addition, the transverse transmission device of this structure, because motor output shaft directly is connected with timing belt pulley, the load that motor is subjected to is bigger, thereby also often damages, and has brought inconvenience to production.
Summary of the invention
The technical problem to be solved in the present invention provides that a kind of not only transmission accuracy is higher, not fragile, noise is low, and the Weft laying trolley transverse transmission device of the long service life of drive unit.
For solving the problems of the technologies described above, the present invention adopts the transverse transmission device of so a kind of Weft laying trolley of warp knitting machine, it comprises the traversing supporting base that rolls or be slidingly matched with the warp knitting machine beam guideway and places timing belt pulley in this traversing supporting base, drive unit is fixedly connected on this traversing supporting base, described timing belt pulley is driven by described drive unit and rotates, described drive unit is fixedly connected on the top of this traversing supporting base, and between this drive unit and timing belt pulley transmission mechanism is set, described timing belt pulley is driven by this transmission mechanism by described drive unit and rotates; Be provided with synchronous belt on described guide rail top along its length direction, the toothed surface of this synchronous belt and described guide rail upper surface are oppositely arranged, and the both lateral sides that described traversing supporting base is passed at its two ends is respectively fixedlyed connected with described guide rail, in synchronous belt that is positioned at described traversing supporting base and described timing belt pulley engagement fit.
After adopting such structure, because the Weft laying trolley transverse motion is to realize by the gear motion of timing belt pulley and synchronous belt, be that drive unit drives the timing belt pulley rotation by transmission mechanism, timing belt pulley rolls along the toothed surface of synchronous belt, thereby realizes that traversing supporting base and Weft laying trolley make transverse motion along the rail length direction; It is compared with second kind of transmission device in the prior art, omitted the meshing transmission structure of the tooth bar of synchronous belt and metal material, thereby suffered pulling force of synchronous belt and shearing force and wear extent are significantly reduced, through test, the synchronous belt of this structure just can rupture after using three to four years, has therefore greatly prolonged the service life of synchronous belt; Because drive unit directly is not connected with timing belt pulley, but connect transmission, therefore, reduced motor load, prolonged the service life of motor by transmission mechanism; Because synchronous belt is a tension element with steel wire rope or glass cord usually, neoprene or polyurethane are matrix, its fatigue strength is big, ABRASION RESISTANCE is strong, timing belt pulley does not have relative slip during with the synchronous belt gear motion, the transmission accuracy height, can guarantee gearratio and transmission accuracy accurately, and noise is also lower during transmission.
As a kind of improvement of the present invention, described transmission mechanism constitutes by first belt pulley that is connected with described drive unit output shaft coaxial line, second belt pulley that is connected with described timing belt pulley coaxial line and with the belt of two belt pulleys engagement.Adopt such structure,, be convenient to install and maintenance because transmission mechanism is comparatively simple, and cheap.
As a further improvement on the present invention, described first, second belt pulley is timing belt pulley, and described belt is a synchronous belt.Adopt such structure, make the transmission accuracy of transmission mechanism higher.
As another kind of improvement the of the present invention, in described traversing supporting base and the both lateral sides that is positioned at described timing belt pulley be respectively arranged with synchronous tape guide wheel, this synchronous tape guide wheel cooperates with described synchronous belt rolling.Adopt such structure, on the one hand, directive wheel can prevent that synchronous belt from departing from the guide rail direction, engaged transmission is accurately put in place, in addition, when described synchronous tape guide wheel plays tension to synchronous belt, can also make the position of timing belt pulley and synchronous belt engagement more, thereby more difficult relative slip during motion, transmission accuracy is higher, on the other hand, and the structure that this rolling cooperates, make the friction between directive wheel and the synchronous belt littler, thereby make the longer service life of driving belt.
As a further improvement on the present invention, described synchronous tape guide wheel is arranged on the both lateral sides of described timing belt pulley symmetrically, and the synchronous belt cornerite a of synchronous tape guide wheel and synchronous belt joint is less than or equal to 90 °.Adopt such structure, on the one hand, because being symmetrical arranged of directive wheel, make the timing belt pulley both sides stressed evenly, thereby make engaged transmission more steady, reliable, on the other hand, because driving belt cornerite a is less than or equal to 90 °, thereby make the position of timing belt pulley and synchronous belt engagement more, and being difficult for during gear motion sliding relatively, transmission accuracy is higher.
As another kind of improvement the of the present invention, in described traversing supporting base and the both lateral sides that is positioned at described timing belt pulley be respectively arranged with turning cylinder, this turning cylinder be rotationally connected with vertical both sides of described traversing supporting base and with the crimping mutually of described synchronous belt.Adopt such structure, its processing and installation, maintenance are comparatively easy, and transmission accuracy is also higher; When the synchronous belt cornerite β of described turning cylinder and synchronous belt crimping place was less than or equal to 90 °, the position of timing belt pulley and synchronous belt engagement was more, and its transmission accuracy is higher.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Fig. 1 is the structural representation along the horizontal broken section of traversing supporting base of a kind of embodiment of the transverse transmission device of Weft laying trolley of the present invention.
Fig. 2 is the structural representation along the horizontal broken section of traversing supporting base of the another kind of embodiment of the transverse transmission device of Weft laying trolley of the present invention.
Fig. 3 is the structural representation along the horizontal broken section of traversing supporting base of another embodiment of the transverse transmission device of Weft laying trolley of the present invention.
Fig. 4 is the partial enlarged drawing at I place among Fig. 1.
Fig. 5 is that the transverse transmission device of Weft laying trolley of the present invention is installed in the structural representation on the warp knitting machine beam guideway.
The specific embodiment
Referring to Fig. 1,2,3 and the transverse transmission device of a kind of Weft laying trolley of warp knitting machine shown in Figure 5, comprise the traversing supporting base 2 that rolls or be slidingly matched with warp knitting machine beam guideway 1 and place timing belt pulley 3 in this traversing supporting base 2; Drive unit 4 is fixedly connected on the top of this traversing supporting base 2, and between this drive unit 4 and timing belt pulley 3 transmission mechanism 17 is set, and drive unit 4 of the present invention is preferably servomotor, also can be the motor of other type certainly; Described timing belt pulley 3 is driven by this transmission mechanism 17 by described servomotor 4 and rotates; Be provided with synchronous belt 5 on described guide rail 1 top along its length direction, the toothed surface 5-1 of this synchronous belt 5 and described guide rail 1 upper surface are oppositely arranged, and the both lateral sides that described traversing supporting base 2 is passed at its two ends is respectively fixedlyed connected with described guide rail 1, the synchronous belt 5 and described timing belt pulley 3 engagement fit that are being positioned at described traversing supporting base 2.
As shown in Figure 5, longeron 12 two ends of warp knitting machine respectively be arranged on beam guideway 1,10 on traversing supporting base 2,11 fixedly connected, described traversing supporting base 2,11 rolls with beam guideway 1,10 respectively and is connected, the structure that the preferred this rolling of the present invention connects helps reducing the frictional force between the traversing supporting base 2,11 and beam guideway 1,10 when traversing; The Weft laying trolley of warp knitting machine (not shown) is fixedly connected on the longeron slide block 13, and vertically moving of Weft laying trolley is that vertical shift is driven and realized moving back and forth by motor 14.
Referring to Fig. 1,2,3 and Fig. 5, described transmission mechanism 17 constitutes by the first belt pulley 17-1 that is connected with described servomotor 4 output shaft coaxial line keys, the second belt pulley 17-2 that is connected with described timing belt pulley 3 coaxial line keys and with the belt 17-3 of two belt pulley 17-1,17-2 engagement.Described belt 17-3 can adopt V belt, the perhaps belt of other shaped cross, and its corresponding belt pulley, and the present invention is preferably synchronous belt, and first, second belt pulley 17-1,17-2 are timing belt pulley.The number of teeth of the preferred first belt pulley 17-1 of the present invention is 1: 3 with the ratio of the number of teeth of the second belt pulley 17-2, and the corresponding two-wheeled speed ratio of this gear ratio is comparatively suitable, and is also helpful to the load that reduces servomotor.
As shown in Figure 1, in described traversing supporting base 2 and the both lateral sides that is positioned at described timing belt pulley 3 be respectively arranged with synchronous tape guide wheel 6, this synchronous tape guide wheel 6 cooperates with described synchronous belt 5 rollings; This structure only needs by two bolsters 15 are set, and these two bolsters 15 are fixedlyed connected with vertical biside plate of traversing supporting base 2 respectively, and being set with a synchronous tape guide wheel 6 then on these two bolsters 15 can realize; Certainly also can take other conventional means, for example weld a bearing support respectively in the both lateral sides portion of traversing supporting base 2, two synchronous tape guide wheels 6 are rotationally connected with described bearing support respectively gets final product then, not shown in the figures; The present invention preferably is arranged on directive wheel 6 bottom of traversing supporting base 2, and make 6 pairs of synchronous belts of directive wheel, the 5 downward application of forces, synchronous belt 5 is played tension, and when making the synchronous belt 5 that is positioned at directive wheel 6 bottoms be in guide rail 1 upper surface parallel position, the transmission effect is preferable.
As shown in Figure 2, described synchronous tape guide wheel 6 is arranged on the both lateral sides of described timing belt pulley 3 symmetrically, and synchronously tape guide wheel 6 is less than or equal to 90 ° with the synchronous belt cornerite a of synchronous belt 5 joints, there is shown synchronous belt cornerite a and be 90 ° position.Make like this timing belt pulley 3 both sides stressed evenly, make that engaged transmission is more steady, reliable, transmission accuracy is higher.When synchronous tape guide wheel 6 was in the synchronous belt 5 that is positioned at its underpart to parallel the position with guide rail 1 upper surface, engaged transmission was the most steady, and transmission accuracy is the highest, the transmission best results.
Above-mentioned bolster, the structure of directive wheel also can take other structure to replace, for example adopt the structure of turning cylinder, as shown in Figure 3, promptly in described traversing supporting base 2 and the both lateral sides that is positioned at described timing belt pulley 3 turning cylinder 7 is set respectively, this turning cylinder 7 be rotationally connected with vertical both sides of described traversing supporting base 2 and with the crimping mutually of described synchronous belt 5.When the synchronous belt cornerite β of described turning cylinder 7 and synchronous belt 5 crimping place is less than or equal to 90 °, the transmission effect is preferable, when the synchronous belt 5 that is positioned at turning cylinder 7 bottoms being in parallel the position with guide rail 1 upper surface, the transmission best results.
For synchronous belt 5 is installed on the guide rail 1 reliably, can pressing plate 8 be set respectively at the two ends of described synchronous belt 5, reach the screw that on guide rail 1, is provided with by pressing plate 8, bolt synchronous belt 5 is fixedly connected on described guide rail 1.
For synchronous belt 5 is installed on the guide rail 1 more reliably, shown in Fig. 1 to 5, can between the two ends of described synchronous belt 5 and described guide rail 1 upper surface, cushion block 9 be set, this cushion block 9 has and the suitable toothed surface of described synchronous belt 5 shapes, the teeth groove of the tooth of described synchronous belt 5 and cushion block 9 is chimeric mutually, fixedlys connected with described guide rail 1 by described pressing plate 8 and cushion block 9 in the two ends of described synchronous belt 5.
For implementing the present invention better, the timing belt pulley and the synchronous tape guide wheel of the invention described above can also be installed in the traversing supporting base 11 on the opposite side guide rail 10 of warp knitting machine, on guide rail 10, lay synchronous belt 5 simultaneously, and the timing belt pulley 3 in the traversing supporting base 2,11 is linked together by connecting power transmission shaft 16.
Above-described only is preferred implementation of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the principle of the invention, can also make some distortion and improvement, these also should be considered as belonging to protection scope of the present invention.
Claims (10)
1. the transverse transmission device of a Weft laying trolley of warp knitting machine, comprise the traversing supporting base (2) that rolls or be slidingly matched with warp knitting machine beam guideway (1) and place the interior timing belt pulley (3) of this traversing supporting base (2), drive unit (4) is fixedly connected on this traversing supporting base (2), described timing belt pulley (3) is driven by described drive unit (4) and rotates, it is characterized in that: described drive unit (4) is fixedly connected on the top of this traversing supporting base (2), and between this drive unit (4) and timing belt pulley (3) transmission mechanism (17) is set, described timing belt pulley (3) is driven by this transmission mechanism (17) by described drive unit (4) and rotates; Be provided with synchronous belt (5) on described guide rail (1) top along its length direction, the toothed surface (5-1) of this synchronous belt (5) is oppositely arranged with described guide rail (1) upper surface, and the both lateral sides that described traversing supporting base (2) is passed at its two ends is respectively fixedlyed connected with described guide rail (1), in synchronous belt (5) that is positioned at described traversing supporting base (2) and described timing belt pulley (3) engagement fit.
2. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 1 is characterized in that: described transmission mechanism (17) constitutes by first belt pulley (17-1) that is connected with described drive unit (4) output shaft coaxial line, second belt pulley (17-2) that is connected with described timing belt pulley (3) coaxial line and with the belt (17-3) of two belt pulleys (17-1,17-2) engagement.
3. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 2, it is characterized in that: described first, second belt pulley (17-1,17-2) is timing belt pulley, and described belt (17-3) is a synchronous belt.
4. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 3, it is characterized in that: the ratio of the number of teeth of the number of teeth of described first belt pulley (17-1) and second belt pulley (17-2) is 1: 3.
5. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 1, it is characterized in that: in described traversing supporting base (2) and the both lateral sides that is positioned at described timing belt pulley (3) be respectively arranged with synchronous tape guide wheel (6), this synchronous tape guide wheel (6) cooperates with described synchronous belt (5) rolling.
6. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 5, it is characterized in that: described synchronous tape guide wheel (6) is arranged on the both lateral sides of described timing belt pulley (3) symmetrically, and the synchronous belt cornerite a of synchronous tape guide wheel (6) and synchronous belt (5) joint is less than or equal to 90 °.
7. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 1, it is characterized in that: in described traversing supporting base (2) and the both lateral sides that is positioned at described timing belt pulley (3) be respectively arranged with turning cylinder (7), this turning cylinder (7) be rotationally connected with vertical both sides of described traversing supporting base (2) and with described synchronous belt (5) crimping mutually.
8. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 7 is characterized in that: described turning cylinder (7) is less than or equal to 90 ° with the synchronous belt cornerite β of synchronous belt (5) crimping place.
9. according to the transverse transmission device of each described Weft laying trolley of warp knitting machine in the claim 1 to 8, it is characterized in that: fixedlys connected with described guide rail (1) by pressing plate (8) disposed thereon in the two ends of described synchronous belt (5).
10. the transverse transmission device of Weft laying trolley of warp knitting machine according to claim 9, it is characterized in that: also be provided with cushion block (9) between the two ends of described synchronous belt (5) and described guide rail (1) upper surface, this cushion block (9) has and the suitable toothed surface of described synchronous belt (5) shape, the teeth groove of the tooth of described synchronous belt (5) and cushion block (9) is chimeric mutually, fixedlys connected with described guide rail (1) by described pressing plate (8) and cushion block (9) in the two ends of described synchronous belt (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810243305XA CN101440553B (en) | 2008-12-26 | 2008-12-26 | Transverse moving transmission device of weft laying trolley of warp knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810243305XA CN101440553B (en) | 2008-12-26 | 2008-12-26 | Transverse moving transmission device of weft laying trolley of warp knitting machine |
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| Publication Number | Publication Date |
|---|---|
| CN101440553A CN101440553A (en) | 2009-05-27 |
| CN101440553B true CN101440553B (en) | 2011-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810243305XA Active CN101440553B (en) | 2008-12-26 | 2008-12-26 | Transverse moving transmission device of weft laying trolley of warp knitting machine |
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| CN (1) | CN101440553B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107879091A (en) * | 2017-09-28 | 2018-04-06 | 东莞三润田智能科技股份有限公司 | Translation mechanism |
| CN108488339A (en) * | 2018-05-28 | 2018-09-04 | 广州市捍御者信息科技有限公司 | Linear transmission |
| CN115538023B (en) * | 2022-10-08 | 2023-06-13 | 浙江鸿铭玻纤制品有限公司 | Economical and efficient weft laying device of warp knitting machine and use method |
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Effective date of registration: 20220507 Address after: 213149 No. 398, Changshun Road, economic development zone, Wujin District, Changzhou City, Jiangsu Province Patentee after: JIANGSU RUNYUAN HOLDINGS Group Address before: 213131 Jiangsu city of Changzhou Province Industrial Benniu town of Wujin District concentrated Qi Patentee before: CHANGZHOU RUNYUAN WARP KNITTING MACHINERY Co.,Ltd. |
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Commission number: 4W111995 Conclusion of examination: Declare claims 1-9 of invention patent right No. 2008-10243305. X invalid, and continue to maintain the validity of the patent on the basis of claim 10 Decision date of declaring invalidation: 20210923 Decision number of declaring invalidation: 51844 Denomination of invention: A transverse transmission device for the weft laying trolley of a warp knitting machine Granted publication date: 20110302 Patentee: JIANGSU RUNYUAN HOLDINGS Group |
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| IP01 | Partial invalidation of patent right |