CN214736484U - Adjustable roller mechanism in flat knitting machine - Google Patents
Adjustable roller mechanism in flat knitting machine Download PDFInfo
- Publication number
- CN214736484U CN214736484U CN202120313856.XU CN202120313856U CN214736484U CN 214736484 U CN214736484 U CN 214736484U CN 202120313856 U CN202120313856 U CN 202120313856U CN 214736484 U CN214736484 U CN 214736484U
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- Prior art keywords
- main body
- friction plate
- support main
- groove
- boss
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- Withdrawn - After Issue
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- 238000009940 knitting Methods 0.000 title claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 15
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- Knitting Machines (AREA)
Abstract
The utility model discloses an adjustable roller mechanism in a flat knitting machine, which comprises a driving rod, a roller bracket, a driven rod and a transmission belt, wherein the transmission belt is wrapped outside a component formed by the driving rod, the roller bracket and the driven rod; the roller support comprises an upper friction plate, a support main body and a lower friction plate, the upper end and the lower end of the support main body are respectively provided with an upper groove and a lower groove, and the upper friction plate is arranged between the driven rod and the upper groove; the support main body is internally provided with an air bag, a through hole is formed in the groove surface of the lower groove of the support main body, the lower friction plate is arranged between the driving rod and the lower groove, a boss is arranged on one side, facing the support main body, of the lower friction plate, the boss is arranged in the through hole of the lower groove of the support main body and can slide up and down relative to the through hole, and the boss is abutted to the air bag in the support main body. The utility model discloses utilize atmospheric pressure to make the centre-to-centre spacing between drive lever and the driven lever change into elasticity adjustable by fixed, stabilize the wrapping up force of transmission band to the stable tractive force to the fabric.
Description
Technical Field
The utility model belongs to the technical field of knitting machinery, in particular to adjustable roller mechanism in flat knitting machine.
Background
The roller mechanism is a necessary device for pulling fabric in the flat knitting machine, and the roller needs to have good fabric grabbing capacity. Roller mechanism comprises two roller subassemblies in front and back, as shown in fig. 1, and current roller subassembly includes drive lever 1, support 2, driven lever 3 and transmission band 4, and drive lever 1 and driven lever 3 are located the upper and lower both ends of support 2 respectively, contact with the upper surface and the lower surface of support, the transmission band 4 parcel is in the subassembly outside that drive lever, support and driven lever constitute. The driving rods of the front and rear roller assemblies are respectively connected with two synchronous reverse output shafts of the speed reducer, and when the device works, the driving rods of the front and rear roller assemblies rotate oppositely to draw off the fabric 9 between the front and rear roller assemblies.
Among the present roller subassembly, the centre-to-centre spacing between active rod and the passive pole is fixed, outer transmission band is the rubber spare, tightly wrap up in the active rod, the subassembly outside that support and driven lever constitute, the fabric tractive force is corresponding with the frictional force between active rod and the support, frictional force depends on the elasticity behind the transmission band parcel again, but the rubber spare has expend with heat and contract with cold's phenomenon, make the transmission band have the elasticity difference, frictional force between active rod and the roller is unstable, lead to the tractive force unstable, make the fabric appear the problem that the elasticity differs, influence the quality of fabric. Meanwhile, when the raw materials and the tissues of the fabric are different, different pulling forces are required, and the fabric is more attractive due to the personalized pulling force.
Disclosure of Invention
The utility model aims at solving the problem, a can adjust the centre-to-centre spacing between drive lever and the driven lever is provided for fabric tractive force adjustable roller mechanism.
Therefore, the technical scheme of the utility model is that: the adjustable roller mechanism in the flat knitting machine comprises a driving rod, a roller bracket, a driven rod and a transmission belt, wherein the driving rod and the driven rod are respectively positioned at the upper end and the lower end of the roller bracket, and the transmission belt is wrapped outside a component formed by the driving rod, the roller bracket and the driven rod;
the method is characterized in that: the roller support comprises an upper friction plate, a support main body and a lower friction plate, the upper end and the lower end of the support main body are respectively provided with an upper groove and a lower groove, and the upper friction plate is arranged between the driven rod and the upper groove; the support main body is internally provided with an air bag, a through hole is formed in the groove surface of the lower groove of the support main body, the lower friction plate is arranged between the driving rod and the lower groove, a boss is arranged on one side, facing the support main body, of the lower friction plate, the boss is arranged in the through hole of the lower groove of the support main body and can slide up and down relative to the through hole, and the boss is abutted to the air bag in the support main body.
Preferably, the groove surface of the lower groove of the bracket main body is provided with a plurality of through holes, the lower friction plate is divided into a multi-section structure, and the number of the lower friction plate is consistent with that of the through holes; each section of lower friction plate is provided with a boss, and the bosses correspond to the through holes one by one and can slide up and down in the through holes.
The utility model discloses place an gasbag in support main part is inside, inside the boss of lower friction disc stretched into support main part, boss upper surface and gasbag surface looks butt. The end part of the air bag is connected with an inflating device, when the end part of the air bag is ventilated, the air bag can deform, so that a downward force is applied to the lower friction plate, the lower friction plate slides downwards, the center distance between the driving rod and the driven rod is changed, the friction force between the lower friction plate and the driving rod is increased at the moment, and finally the traction force of the transmission belt is changed. The magnitude of the traction force can be adjusted through the air pressure, when the air pressure in the air bag is increased, the friction force between the driving rod and the lower friction plate is also increased, and the traction force of the transmission belt is reduced; when the air pressure in the air bag is reduced, the friction force between the driving rod and the lower friction plate is also reduced, and the pulling force of the transmission belt is increased.
The utility model discloses a change supporting structure, increase the gasbag, utilize atmospheric pressure to make the centre-to-centre spacing between drive lever and the driven lever change elasticity adjustable by fixed, overcome uncertain factors such as expend with heat and contract with cold that the transmission band brought, stabilize the wrapping up force of transmission band to the stable tractive force to the fabric. Different fabric raw materials and different textures can obtain the optimal pulling force through air pressure adjustment, so that the fabric can be more attractive.
Drawings
The following detailed description is made with reference to the accompanying drawings and embodiments of the present invention
FIG. 1 is a schematic view of a prior art roller construction;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an exploded view of the internal components of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3;
fig. 5 is a schematic view of the operation of the roller of the present invention.
Labeled as: the device comprises a driving rod 1, a support 2, a driven rod 3, a transmission belt 4, an upper friction plate 5, a support main body 6, an upper groove 61, a lower groove 62, a through hole 63, a lower friction plate 7, a boss 71, an air bag 8 and fabric 9.
Detailed Description
See the drawings. This embodiment adjustable roller mechanism, including drive lever 1, roller support, driven lever 3 and transmission band 4, drive lever 1 and driven lever 3 are located roller support's upper and lower both ends respectively, and transmission band 4 wraps up in the subassembly outside that drive lever, roller support and driven lever constitute.
The roller support comprises an upper friction plate 5, a support main body 6 and a lower friction plate 7, the upper friction plate and the lower friction plate are made of wear-resistant materials, an upper groove 61 and a lower groove 62 are respectively formed in the upper end and the lower end of the support main body 6, and the upper friction plate 5 is arranged between the driven rod 1 and the upper groove 61 of the support main body; the inside hollow structure that is of support main part 6, support main part inside is equipped with an gasbag 8, and the gasbag is connected by aerating device, can make gasbag gas take place to deform. The groove face of the lower groove 62 of the support main body is provided with a plurality of through holes 63, the lower friction plate 7 is arranged between the driving rod 1 and the lower groove 62, the lower friction plate is of a multi-section structure, each section of lower friction plate is provided with a boss 71 towards one side of the support main body, the boss 71 is arranged in the through hole 63 of the lower groove of the support main body, the lower friction plate can slide up and down relative to the through hole, the boss of the lower friction plate extends into the support main body, the upper surface of the boss is abutted to an air bag 8 in the support main body, when the air bag deforms, the lower friction plate can be stressed to move up and down.
The driving rods of the front and rear roller assemblies are respectively connected with two synchronous reverse output shafts of the speed reducer, and when the device works, the driving rods of the front and rear roller assemblies rotate oppositely to draw off the fabric 9 between the front and rear roller assemblies. When the pulling force needs to be changed, the end part of the air bag 8 is ventilated, so that the air bag deforms, a downward force is applied to the lower friction plate 7, the lower friction plate 7 slides downwards, the center distance between the driving rod 1 and the driven rod 3 is changed, the friction force between the lower friction plate 7 and the driving rod 1 is increased at the moment, and the pulling force of the transmission belt 4 is changed finally. The pulling force can be adjusted through the air pressure, when the air pressure in the air bag 8 is increased, the friction force between the driving rod 1 and the lower friction plate 7 is also increased, and the pulling force of the transmission belt 4 is reduced; when the air pressure in the air bag 8 is reduced, the friction force between the driving rod 1 and the lower friction plate 7 is also reduced, and the pulling force of the transmission belt 4 is increased.
Claims (2)
1. The adjustable roller mechanism in the flat knitting machine comprises a driving rod, a roller bracket, a driven rod and a transmission belt, wherein the driving rod and the driven rod are respectively positioned at the upper end and the lower end of the roller bracket, and the transmission belt is wrapped outside a component formed by the driving rod, the roller bracket and the driven rod;
the method is characterized in that: the roller support comprises an upper friction plate, a support main body and a lower friction plate, the upper end and the lower end of the support main body are respectively provided with an upper groove and a lower groove, and the upper friction plate is arranged between the driven rod and the upper groove; the support main body is internally provided with an air bag, a through hole is formed in the groove surface of the lower groove of the support main body, the lower friction plate is arranged between the driving rod and the lower groove, a boss is arranged on one side, facing the support main body, of the lower friction plate, the boss is arranged in the through hole of the lower groove of the support main body and can slide up and down relative to the through hole, and the boss is abutted to the air bag in the support main body.
2. The adjustable roller mechanism in the flat knitting machine according to claim 1, characterized in that: the lower groove surface of the bracket main body is provided with a plurality of through holes, the lower friction plate is of a multi-section structure, and the number of the lower friction plate is consistent with that of the through holes; each section of lower friction plate is provided with a boss, and the bosses correspond to the through holes one by one and can slide up and down in the through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120313856.XU CN214736484U (en) | 2021-02-04 | 2021-02-04 | Adjustable roller mechanism in flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120313856.XU CN214736484U (en) | 2021-02-04 | 2021-02-04 | Adjustable roller mechanism in flat knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214736484U true CN214736484U (en) | 2021-11-16 |
Family
ID=78644242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120313856.XU Withdrawn - After Issue CN214736484U (en) | 2021-02-04 | 2021-02-04 | Adjustable roller mechanism in flat knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214736484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609314A (en) * | 2021-02-04 | 2021-04-06 | 宁波慈星股份有限公司 | Adjustable roller mechanism in flat knitting machine |
-
2021
- 2021-02-04 CN CN202120313856.XU patent/CN214736484U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112609314A (en) * | 2021-02-04 | 2021-04-06 | 宁波慈星股份有限公司 | Adjustable roller mechanism in flat knitting machine |
| CN112609314B (en) * | 2021-02-04 | 2024-09-03 | 宁波慈星股份有限公司 | Adjustable roller mechanism in flat knitting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20211116 Effective date of abandoning: 20240903 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20211116 Effective date of abandoning: 20240903 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |