CN111364161A - Guide bar swinging mechanism and warp knitting machine adopting same - Google Patents
Guide bar swinging mechanism and warp knitting machine adopting same Download PDFInfo
- Publication number
- CN111364161A CN111364161A CN202010358618.0A CN202010358618A CN111364161A CN 111364161 A CN111364161 A CN 111364161A CN 202010358618 A CN202010358618 A CN 202010358618A CN 111364161 A CN111364161 A CN 111364161A
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- China
- Prior art keywords
- swing
- guide bar
- sley bar
- cradle
- bar
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/10—Devices for supplying, feeding, or guiding threads to needles
- D04B27/24—Thread guide bar assemblies
Abstract
The invention relates to a guide bar swinging mechanism which comprises a rack, a head axis fixed on the rack, a guide bar cradle and a driving mechanism for driving the guide bar cradle to swing, and further comprises a swinging block arranged above the guide bar cradle, wherein one end of the swinging block is an installation end fixedly connected with the guide bar cradle, the other end of the swinging block is a driving end connected with the driving mechanism, an extension part is formed between the installation end and the driving end, the installation end is rotatably sleeved on the head axis, the end part of the guide bar cradle is arranged corresponding to the position between the installation end and the driving end, and an installation space is formed between the driving end and the end part of the guide bar cradle. The guide bar driving device has the advantages that the operation is more stable, the vibration noise is reduced, the device can stably operate at 1000r/min, the production efficiency can be improved, the guide bar is installed on or detached from the guide bar cradle and is not easily interfered by forming the installation space between the driving end and the end part of the guide bar cradle, and the disassembly and the assembly are more convenient.
Description
Technical Field
The present invention relates to a guide bar swinging mechanism and a warp knitting machine using the same.
Background
Referring to fig. 1, a conventional warp knitting machine generally includes a frame 10, a looping device 11, a guide bar device, and a transmission device 12; the looping device 11 comprises a symmetrical front/back looping part, a symmetrical front/back needle bed part and a symmetrical front/back settlement part, and the transmission device 12 comprises a symmetrically arranged front/back needle bed transmission mechanism, a symmetrically arranged front/back settlement transmission mechanism, a guide bar cradle upper swing transmission mechanism 13 and a guide bar cradle lower swing transmission mechanism 14; the guide bar device comprises a guide bar cradle 15 and a guide bar 16, wherein the guide bar 16 is installed on the guide bar cradle 15, a connecting piece 19 is fixed on a head axis 18, the guide bar cradle 15 is hinged on the lower end of the connecting piece 19, the upper end of the connecting piece 19 is fixedly installed on the head axis 18, and the head axis 18 is hinged on a cross beam 17 of the frame 10. The cross beam 17, the head axis 18, the guide bar cradle 15, the guide bar 16, the guide bar cradle upper swing transmission mechanism, and the guide bar cradle 15 lower swing transmission mechanism 14 constitute a guide bar swing mechanism. Wherein, sley bar cradle lower hem drive mechanism 14 can drive sley bar cradle 15 around the high-speed swing of the lower extreme of connecting piece 19, sley bar cradle upper hem drive mechanism 13 can drive the staff 18 and swing on crossbeam 17 to drive sley bar cradle 15 and carry out the low-speed swing along with staff 18, sley bar cradle upper hem drive mechanism 13 and sley bar cradle lower hem drive mechanism 14 are each other for compensating, its control accuracy requires very high, when the cooperation is not right, can cause sley bar cradle upper hem drive mechanism 13 and sley bar cradle lower hem drive mechanism 14 atress uneven, the stability of board has been influenced.
To this end, the warp knitting machine has been improved in the trade, adopts simple pendulum actuating mechanism, and the first way is to cancel sley bar cradle lower hem drive mechanism, and in this kind of structure, sley bar cradle is fixed on the head-pin, and the head-pin articulates on the crossbeam, sley bar cradle lower hem drive mechanism drives the head-pin and rotates, and then drives the sley bar cradle and swing. The second method is to cancel the upper swing transmission mechanism of the guide bar cradle, in the structure, the lower swing transmission mechanism of the guide bar cradle is connected with one end of the guide bar cradle, the guide bar cradle is hinged on the head axis, and the lower swing transmission mechanism of the guide bar cradle drives the guide bar cradle to swing around the head axis.
In actual operation, the first way needs great drive power drive day axle to rotate on the crossbeam, easily causes the vibration of crossbeam when the day axle rotates on the crossbeam, has influenced the stability of board. The second way, although the head axis is difficult for causing negative effects to the crossbeam, however, sley bar cradle lower hem drive mechanism connects in the one end of sley bar cradle, and at this end, the installation quantity of sley bar easily receives the restriction, and in addition when the sley bar dismouting, sley bar cradle lower hem drive mechanism can obstruct the dismouting of sley bar, and the dismouting convenience of sley bar receives the influence.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a guide bar swinging mechanism which is stable in movement, convenient to assemble and disassemble and larger in guide bar arrangement space, and the invention also aims to provide a warp knitting machine adopting the guide bar swinging mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
sley bar swing mechanism, including the frame, fix sky axle, sley bar cradle and the wobbling actuating mechanism of drive sley bar cradle in the frame, still including setting up the swing piece in the top of sley bar cradle, the one end of swing piece be with sley bar cradle fixed connection installation end, the other end of swing piece is for connecting actuating mechanism's drive end forms the extension between installation end and the drive end, and the installation end is rotationally established the sky is epaxial, the tip of sley bar cradle corresponds position setting between installation end and the drive end, the drive end with form installation space between the tip of sley bar cradle.
As a preferable mode of the present invention, a bearing is disposed between the head shaft and the mounting end, and the bearing is sleeved on the head shaft.
As a preferable mode of the present invention, the bearing includes an inner ring and an outer ring which are relatively rotatable, the inner ring is sleeved and fixed on the head axis, and the mounting end is sleeved and fixed on the outer ring.
In a preferred embodiment of the present invention, the top axis is arranged in a horizontal direction, and the swing block is arranged perpendicular to the top axis.
As a preferable mode of the present invention, the mounting end has a shaft hole, the head shaft is inserted into the shaft hole, and a lower end of the mounting end is provided with a downwardly extending engagement portion extending downwardly and connected to a middle portion of the guide bar rocking frame.
In a preferred embodiment of the present invention, the swing block and the guide bar rocking frame are integrally formed.
As a preferred mode of the present invention, the driving mechanism includes a first guide bar connecting rod assembly, a swing shaft, a guide bar lower swing arm, a guide bar upper swing arm, a second guide bar connecting rod assembly, and a power source for driving the first guide bar connecting rod assembly to move up and down, the power source is connected to the first guide bar connecting rod assembly, the first guide bar connecting rod assembly is hinged to the guide bar lower swing arm, the guide bar lower swing arm and the guide bar upper swing arm are both fixed on the swing shaft, the swing shaft is rotatably disposed on the frame, the guide bar upper swing arm is hinged to the second guide bar connecting rod assembly, and an upper end of the second guide bar connecting rod assembly is hinged to the driving end.
In a preferred embodiment of the present invention, the guide bar cradle is an arc-shaped block with a downward opening.
The invention also provides a warp knitting machine which comprises a looping device, a guide bar swinging mechanism and a transmission device, wherein the guide bar swinging mechanism comprises a rack, a head shaft fixed on the rack, a guide bar cradle and a driving mechanism for driving the guide bar cradle to swing, and further comprises a swinging block arranged above the guide bar cradle, one end of the swinging block is a mounting end fixedly connected with the guide bar cradle, the other end of the swinging block is a driving end connected with the driving mechanism, an extending part is formed between the mounting end and the driving end, the mounting end is rotatably sleeved on the head shaft, the end part of the guide bar cradle is arranged corresponding to the position between the mounting end and the driving end, and a mounting space is formed between the driving end and the end part of the guide bar cradle.
As a preferred aspect of the present invention, the guide bar cradle, the swing block, and the driving mechanism constitute a swing unit, the warp knitting machine is a double-needle bed warp knitting machine having a front needle bed and a back needle bed, the warp knitting machine includes a plurality of swing units, the plurality of swing units include a first swing unit provided corresponding to the front needle bed and a second swing unit provided corresponding to the back needle bed, and the first swing unit and the second swing unit are arranged in an axial direction of the head shaft.
After the technical scheme is adopted, the head shaft is fixed on the rack, the swinging block is rotatably sleeved on the head shaft and is driven to rotate around the head shaft by the driving mechanism, so that excessive vibration of the rack caused by high-speed rotation of the head shaft in the prior art is avoided, the guide bar rocking rack has the advantages of more stable operation, reduced vibration noise, stable operation of equipment at 1000r/min and higher production efficiency, and the guide bar is installed on or detached from the guide bar rocking rack and is not easily interfered by the installation space formed between the driving end and the end part of the guide bar rocking rack, so that the guide bar rocking rack is more convenient to disassemble and assemble.
Drawings
Fig. 1 is a schematic structural view of a warp knitting machine in the prior art.
Fig. 2 is a schematic structural view of the warp knitting machine of the present invention.
FIG. 3 is a schematic view showing the structure of the guide bar swinging mechanism of the present invention.
Fig. 4 is a partial perspective view of the present invention.
Fig. 5 is a partial exploded view of the present invention.
In the figure:
Guide bar cradle bottom swing transmission mechanism 14 guide bar cradle 15
Connecting piece 19 of head axis 18
Bearing 22 outer ring 221
Drive end 212 shaft hole 213
Engaging portion 214 power source 23
First guide bar link assembly 24 swing shaft 25
Second guide bar linkage assembly 28 second swing unit 30
Detailed Description
In order to further explain the technical scheme of the invention, the following detailed description is combined with the accompanying drawings.
Referring to fig. 1 to 5, the guide bar swinging mechanism includes a frame 10, a head shaft 18 fixed on the frame 10, a guide bar cradle 15, and a driving mechanism for driving the guide bar cradle 15 to swing, specifically, a beam 17 along a horizontal direction is disposed on the frame 10, the head shaft 18 is fixed on the beam 17, the guide bar 15 is mounted on the guide bar cradle 15, and the driving mechanism is hinged to the driving end 212, an extension portion 210 is formed between the driving end 211 and the mounting end 212, the extension portion 210 extends along the horizontal direction, and the mounting end 211 is rotatably sleeved on the head shaft 18, and the swinging block 21 is disposed above the guide bar cradle 15, one end of the swinging block 21 is fixedly connected to the mounting end 211, and the other end of the swinging block 21 is connected to the driving end 212 of the driving mechanism. The end of the guide bar cradle 15 is disposed corresponding to a position between the mounting end 211 and the driving end 212, and a mounting space is formed between the driving end 212 and the end of the guide bar cradle 15.
As a preferable mode of the present invention, a bearing 22 is disposed between the head shaft 18 and the mounting end 211, and the bearing 22 is sleeved on the head shaft 18.
In a preferred embodiment of the present invention, the bearing 22 includes an inner ring 222 and an outer ring 221 which are relatively rotatable, the inner ring 222 is sleeved and fixed on the head shaft 18, and the mounting end 211 is sleeved and fixed on the outer ring 221. By providing the bearing 22, the rotation resistance of the swing block 21 can be reduced, so that the swing of the swing block 21 is smoother.
In a preferred embodiment of the present invention, the head axis 18 is arranged in a horizontal direction, and the swing block 21 is arranged perpendicular to the head axis 18.
In a preferred embodiment of the present invention, the mounting end 211 has a shaft hole 213, the head shaft 18 is inserted into the shaft hole 213, a downwardly extending engaging portion 214 is provided at a lower end of the mounting end 211, and the engaging portion 214 extends downwardly and is fixedly connected to a middle portion of the guide bar rocking frame 15.
In a preferred embodiment of the present invention, the swing block 21 and the guide bar rocking frame 15 are integrally formed. As a preferred mode of the present invention, the guide bar cradle 15 is an arc-shaped block with a downward opening, both ends of the guide bar cradle 15 are free ends, the guide bars 16 can be arranged from one free end to the other free end of the guide bar cradle 15, and the arrangement number of the guide bars 16 can be increased under the guide bar cradle 15 with the same length. When the guide bar 16 is attached and detached, both ends of the guide bar cradle 15 do not interfere with the attachment of the guide bar 16.
As a preferred mode of the present invention, the driving mechanism includes a first guide bar connecting rod assembly 24, a swing shaft 25, a guide bar lower swing arm 26, a guide bar upper swing arm 27, a second guide bar connecting rod assembly 28, and a power source 23 for driving the first guide bar connecting rod assembly 24 to move up and down, the power source 23 is connected to the first guide bar connecting rod assembly 24, the first guide bar connecting rod assembly 24 is hinged to the guide bar lower swing arm 26, the guide bar lower swing arm 26 and the guide bar upper swing arm 27 are both fixed to the swing shaft 25, the swing shaft 25 is rotatably disposed on the frame 10, the guide bar upper swing arm 27 is hinged to the second guide bar connecting rod assembly 28, and the upper end of the second guide bar connecting rod assembly 28 is hinged to the driving end 212. The power source 23 may be a cam driving mechanism or an eccentric wheel rotating mechanism in the existing warp knitting machine, the cam driving mechanism or the eccentric wheel rotating mechanism is installed on a main shaft 40 of the warp knitting machine, and the main shaft 40 is driven by a motor 46. Cam drives or eccentric drives of this type are disclosed in the grant publication No. CN 106757744B. Such a cam transmission mechanism is disclosed in chinese utility model patent No. CN 210002032U.
The invention also provides a warp knitting machine, which comprises a looping device 11, a guide bar swinging mechanism and a transmission device 12, wherein the guide bar swinging mechanism comprises a frame 10, a head shaft 18 fixed on the frame 10, a guide bar cradle 15, a driving mechanism for driving the guide bar cradle 15 to swing, and a swinging block 21 arranged above the guide bar cradle 15, one end of the swinging block 21 is a mounting end 211 fixedly connected with the guide bar cradle 15, the other end of the swinging block 21 is a driving end 212 connected with the driving mechanism, an extension part 210 is formed between the mounting end 211 and the driving end 212, the mounting end 211 is rotatably sleeved on the head shaft 18, the end part of the guide bar cradle 15 is arranged corresponding to the position between the mounting end 211 and the driving end 212, and a mounting space is formed between the driving end 212 and the end part of the guide bar cradle 15.
In a preferred embodiment of the present invention, the guide bar cradle 15, the swing block 21, and the driving mechanism constitute one swing unit, the warp knitting machine is a double needle bed warp knitting machine having a front needle bed and a back needle bed, the warp knitting machine includes a plurality of swing units, the plurality of swing units include a first swing unit 20 provided corresponding to the front needle bed and a second swing unit 30 provided corresponding to the back needle bed, and the first swing unit 20 and the second swing unit 30 are arranged in the axial direction of the head shaft 18. That is, in the present invention, the first swing unit 20 and the second swing unit 30 are respectively disposed at two sides of the warp knitting machine and are arranged in a staggered manner, the first swing unit 20 is mounted on one main shaft 40 of the warp knitting machine, the second swing unit 30 is mounted on the other main shaft 40 of the warp knitting machine, a synchronous pulley 41 is disposed on each of the two main shafts 40, a synchronous belt 42 is sleeved on each synchronous pulley 41, the two main shafts 40 are connected in a transmission manner through the synchronous belt 42, a driven pulley 43 is further disposed on one main shaft 40, a motor 46 is mounted on the frame 10, a driving pulley 44 is mounted on an output shaft of the motor 46, the driving pulley 44 is connected with the driven pulley 43 through a transmission belt 45, synchronous movement of the first swing unit 20 and the second swing unit 30 is realized through the above mechanisms, and the synchronism of movement of the guide bar cradle.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.
Claims (10)
1. Sley bar swing mechanism, including the frame, fix sky axle, sley bar cradle and the wobbling actuating mechanism of drive sley bar cradle in the frame, its characterized in that: still including setting up the swing piece in the top of sley bar cradle, the one end of swing piece be with sley bar cradle fixed connection installation end, the other end of swing piece is for connecting actuating mechanism's drive end forms the extension between installation end and the drive end, and the installation end is rotationally established on the day axle, the tip of sley bar cradle corresponds position between installation end and the drive end sets up, the drive end with form installation space between the tip of sley bar cradle.
2. The bar swing mechanism as claimed in claim 1, wherein: and a bearing is arranged between the head-piece shaft and the mounting end and sleeved on the head-piece shaft.
3. The bar swing mechanism as claimed in claim 2, wherein: the bearing comprises an inner ring and an outer ring which can rotate relatively, the inner ring is sleeved and fixed on the head-up shaft, and the mounting end is sleeved and fixed on the outer ring.
4. The bar swing mechanism as claimed in claim 1, wherein: the top shaft is arranged along the horizontal direction, and the swinging block is perpendicular to the top shaft.
5. The bar swing mechanism as claimed in claim 4, wherein: the mounting end has the shaft hole, the day axle is worn to establish in the shaft hole, the lower extreme of mounting end is equipped with downwardly extending's linkage portion, linkage portion downwardly extending and with the middle part of sley bar cradle is connected.
6. The bar swing mechanism as claimed in claim 5, wherein: the swing block and the guide bar cradle are integrally formed.
7. The bar swing mechanism as claimed in claim 6, wherein: actuating mechanism includes swing arm, second sley bar link assembly and is used for driving the power supply of first sley bar link assembly up-and-down motion on swing arm, the sley bar under first sley bar link assembly, swing axle, the sley bar, and the power supply is connected with first sley bar link assembly, and swing arm all fixes on the swing axle under first sley bar link assembly and the sley bar, and the swing axle rotationally sets up in the frame, swing arm and second sley bar link assembly are articulated on the sley bar, the upper end of second sley bar link assembly with the drive end is articulated.
8. The bar swing mechanism as claimed in claim 7, wherein: the guide bar cradle is an arc-shaped block with a downward opening.
9. A warp knitting machine comprises a looping device, a guide bar swinging mechanism and a transmission device, and is characterized in that: sley bar swing mechanism includes the frame, fixes sky axle, sley bar cradle and the wobbling actuating mechanism of drive sley bar cradle in the frame, still including setting up the swing piece in the top of sley bar cradle, the one end of swing piece be with sley bar cradle fixed connection installation end, the other end of swing piece is for connecting actuating mechanism's drive end forms the extension between installation end and the drive end, and the installation end is rotationally established the cover is established on the sky axle, the tip of sley bar cradle corresponds position setting between installation end and the drive end, the drive end with form installation space between the tip of sley bar cradle.
10. The warp knitting machine of claim 9, wherein: the guide bar cradle, the swing block and the driving mechanism form a swing unit, the warp knitting machine is a double-needle-bed warp knitting machine with a front needle bed and a back needle bed, the warp knitting machine comprises a plurality of swing units, the swing units comprise a first swing unit and a second swing unit, the first swing unit corresponds to the front needle bed and the second swing unit corresponds to the back needle bed, and the first swing unit and the second swing unit are arranged in the axial direction of the head axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010358618.0A CN111364161A (en) | 2020-04-29 | 2020-04-29 | Guide bar swinging mechanism and warp knitting machine adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010358618.0A CN111364161A (en) | 2020-04-29 | 2020-04-29 | Guide bar swinging mechanism and warp knitting machine adopting same |
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| Publication Number | Publication Date |
|---|---|
| CN111364161A true CN111364161A (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010358618.0A Pending CN111364161A (en) | 2020-04-29 | 2020-04-29 | Guide bar swinging mechanism and warp knitting machine adopting same |
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| Country | Link |
|---|---|
| CN (1) | CN111364161A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086310A (en) * | 2021-11-18 | 2022-02-25 | 福建都市机械有限公司 | Warp knitting machine stable in use |
-
2020
- 2020-04-29 CN CN202010358618.0A patent/CN111364161A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086310A (en) * | 2021-11-18 | 2022-02-25 | 福建都市机械有限公司 | Warp knitting machine stable in use |
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