CN210199367U - Pay-off tensioning device - Google Patents
Pay-off tensioning device Download PDFInfo
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- CN210199367U CN210199367U CN201921000974.4U CN201921000974U CN210199367U CN 210199367 U CN210199367 U CN 210199367U CN 201921000974 U CN201921000974 U CN 201921000974U CN 210199367 U CN210199367 U CN 210199367U
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- mandrel
- arc
- crank
- fixing ring
- pay
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- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 230000007704 transition Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 16
- 230000003014 reinforcing effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000002787 reinforcement Effects 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model discloses a unwrapping wire rises and tightly installs, include: the device comprises a mandrel, a plurality of arc-shaped plates and an adjusting mechanism, wherein the arc-shaped plates are arranged, the concave arc surface of each arc-shaped plate is arranged opposite to the peripheral surface of the mandrel, the arc-shaped plates are uniformly arranged around the mandrel, and the axis of each arc-shaped plate is parallel to the axis of the mandrel; the convex cambered surfaces of the arc-shaped plates in the paying-off tensioning device are used for abutting against the inner peripheral surface of the reinforcing part coiled material without the inner cylinder, a user can firstly use the adjusting mechanism to drive the arc-shaped plates to move towards the direction close to the mandrel, so that the reinforcing part coiled material without the inner cylinder is conveniently sleeved on the convex cambered surfaces of the arc-shaped plates, then the user uses the adjusting mechanism again to drive the arc-shaped plates to move towards the direction far away from the mandrel, and the reinforcing part coiled material without the inner cylinder is supported, so that the technical problems of unstable tension and uneven paying-off in the paying-off process are solved.
Description
Technical Field
The utility model relates to an optical cable manufacturing technology field, concretely relates to unwrapping wire rises and tightly installs.
Background
With the rapid development of access networks, fiber-to-the-home has become widespread throughout the country, and at the same time, there is an increasing demand for drop cables, especially for ordinary indoor flexible cables. The existing production and manufacturing technology of indoor soft optical cables is mature, but because the types of reinforcements on the market are more, and the fixing modes are various, the existing reinforcement coiled material without an inner cylinder still has no good use mode, the reinforcement can not be reasonably used when the optical cables are produced, and workers often directly place the reinforcement coiled material without the inner cylinder on the ground for paying off, so that the problems of unstable tension and uneven paying off are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a unwrapping wire rises and tightly installs, solve among the prior art will not have the reinforcement coiled material of inner tube and directly place in the unwrapping wire on the ground, lead to tension unstability, the inhomogeneous technical problem of unwrapping wire.
In order to achieve the technical purpose, the technical scheme of the utility model provide a unwrapping wire rises and tightly installs, include: the device comprises a mandrel, a plurality of arc-shaped plates and an adjusting mechanism, wherein the arc-shaped plates are arranged, the concave arc surface of each arc-shaped plate is arranged opposite to the peripheral surface of the mandrel, the arc-shaped plates are uniformly arranged around the mandrel, and the axis of each arc-shaped plate is parallel to the axis of the mandrel; the adjusting mechanism can drive the arc plates to synchronously move in the radial direction of the mandrel away from/close to the mandrel.
Compared with the prior art, the beneficial effects of the utility model include: the convex cambered surfaces of the arc-shaped plates in the paying-off tensioning device are used for abutting against the inner peripheral surface of the reinforcing part coiled material without the inner cylinder, a user can firstly use the adjusting mechanism to drive the arc-shaped plates to move towards the direction close to the mandrel, so that the reinforcing part coiled material without the inner cylinder is conveniently sleeved on the convex cambered surfaces of the arc-shaped plates, then the user uses the adjusting mechanism again to drive the arc-shaped plates to move towards the direction far away from the mandrel, and the reinforcing part coiled material without the inner cylinder is supported, so that the technical problems of unstable tension and uneven paying-off in the paying-off process are solved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of an embodiment of the pay-off tensioning device provided by the present invention.
Fig. 2 is a schematic perspective view of an embodiment of fig. 1 with two arc-shaped plates removed.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present embodiment provides a pay-off tensioning device, including: dabber 1, arc 2 and adjustment mechanism 3.
The arc plates 2 are multiple, the concave arc surfaces of the arc plates 2 are arranged opposite to the peripheral surface of the mandrel 1, the arc plates 2 surround the mandrel 1 and are evenly arranged, the axis of each arc plate 2 is parallel to the axis of the mandrel 1, and in the embodiment, the number of the arc plates 2 is three.
The adjusting mechanism 3 can drive the arc plates 2 to synchronously move along the radial direction of the mandrel 1 in a direction away from/close to the mandrel 1.
A plurality of in this unwrapping wire tensioning device the convex cambered surface of arc 2 is used for the inner peripheral surface of the reinforcement coiled material of butt no inner tube, and the user can use earlier adjustment mechanism 3, and the drive is a plurality of 2 to being close to the direction motion of dabber 1 to be convenient for overlap the reinforcement coiled material that does not have the inner tube in a plurality of 2's convex cambered surface, the user reuses afterwards adjustment mechanism 3, the drive is a plurality of 2 to keeping away from the direction motion of dabber 1 to 3 struts the reinforcement coiled material that will not have the inner tube, avoided the unstable, the inhomogeneous technical problem of unwrapping wire process tension.
Specifically, one end of each arc-shaped plate 2 is provided with a first limiting portion 2a extending in a direction away from the axis of the arc-shaped plate, the other end of each arc-shaped plate 2 is provided with a second limiting portion 2b extending in a direction away from the axis of the arc-shaped plate, the first limiting portion 2a or/and the second limiting portion 2b is/are detachably and fixedly connected with the arc-shaped plate 2, in this embodiment, the first limiting portion 2a is a fan-shaped plate, the first limiting portion 2a is welded and fixed with one end edge of the arc-shaped plate 2, and the first limiting portion 2a is coaxial with the arc-shaped plate 2; the second limiting part 2b is detachably fixed at the other end of the arc-shaped plate 2 through a bolt, the second limiting part 2b is arranged along the radial direction of the arc-shaped plate 2, and the first limiting part 2a and the second limiting part 2b are used for limiting the axial movement of the reinforcing part coiled material without the inner cylinder relative to the arc-shaped plate 2.
Preferably, the adjusting mechanism 3 includes a plurality of parallel double-crank mechanisms 31 and a sliding pressing assembly 32, the plurality of parallel double-crank mechanisms 31 are uniformly arranged along the circumferential direction of the mandrel 1, each parallel double-crank mechanism 31 includes a first crank 311, a second crank 312 and a connecting rod 313, one end of each of the first crank 311 and the second crank 312 is hinged to the mandrel 1, the first crank 311 and the second crank 312 have the same length and are parallel to each other, and two ends of the connecting rod 313 are hinged to the other ends of the first crank 311 and the second crank 312 respectively; the sliding compression assembly 32 can drive the plurality of connecting rods 313 to move synchronously in the direction away from/close to the mandrel 1; the concave arc surfaces of the arc-shaped plates 2 are fixedly connected with the connecting rods 313 in a one-to-one correspondence manner, the connecting rods 313 are parallel to the axis of the arc-shaped plates 2, and specifically, in this embodiment, three parallel double-crank mechanisms 31 are provided.
Preferably, the pay-off tensioning device further comprises a first fixing ring 4 and a second fixing ring 5, the first fixing ring 4 is sleeved on the mandrel 1 and is fixedly connected with the mandrel 1, a plurality of first hinged joints 4a which are uniformly fixed along the circumferential direction of the first fixing ring 4 are arranged on the outer circumferential surface of the first fixing ring 4, and the plurality of first hinged joints 4a are hinged with one ends of the plurality of first cranks 311 in a one-to-one correspondence manner; the solid fixed ring of second 5 covers locate dabber 1 and with 1 fixed connection of dabber, the solid fixed ring of second 5's outer peripheral face is provided with a plurality of second articulated joints 5a of evenly fixing along its circumference, and is a plurality of second articulated joint 5a one-to-one is with a plurality of the one end of second crank 312 is articulated, and is specific, first solid fixed ring 4 with the solid fixed ring of second 5 all through the bolt with fixed connection can be dismantled to dabber 1.
Preferably, the sliding compressing assembly 32 includes a sliding ring 321, a third crank 322, a coil spring 323 and a top sleeve 324, the sliding ring 321 is coaxially and slidably sleeved on the mandrel 1, the outer circumferential surface of the sliding ring 321 is provided with a plurality of third hinge joints 321a uniformly fixed along the circumferential direction thereof, one end of each of the plurality of third cranks 322 is hinged to the plurality of third hinge joints 321a, and the other end of each of the plurality of third cranks 322 is hinged to one end of the plurality of connecting rods 313 close to the second crank 312; the top sleeve 324 is coaxially sleeved at one end of the mandrel 1, the top sleeve 324 can slide along the axis of the mandrel 1 relative to the mandrel 1, and the top sleeve 324, the sliding ring 321, the second fixing ring 312 and the first fixing ring 311 are sequentially arranged along the axis of the mandrel 1; the coil spring 323 is sleeved on the mandrel 1, and one end of the coil spring 323 abuts against the sliding ring 321, and the other end of the coil spring 323 abuts against the top sleeve 324.
Preferably, the pay-off tensioning device further comprises a transition pipe 6, the transition pipe 6 is coaxially sleeved on the mandrel 1, the first fixing ring 4 and the second fixing ring 5 are respectively arranged at two ends of the transition pipe 6, the pay-off tensioning device further comprises a limit stop 7, the limit stop 7 is fixed at one end of the top sleeve 324, one end of the first fixing ring 311 abuts against the limit stop 7, the other end of the first fixing ring 311 abuts against the transition pipe 6, and therefore the first fixing ring 311 and the second fixing ring 312 are conveniently positioned and installed.
In this embodiment, three first joints 4a, three second joints 5a and three third joints 321a are provided.
In this embodiment, the top sleeve 324 is screwed with the mandrel 1, and a user rotates the top sleeve 324 to drive the coil spring 323 to press the sliding ring, so that the arc plates 2 move away from the mandrel 1, and the reinforcement coil without an inner cylinder is supported.
The pay-off tensioning device can be directly added on the basis of the original pay-off mechanism, and can be detached and installed according to different requirements at any time.
The working principle is as follows: a plurality of arc surfaces of the arc plates 2 in the paying-off tensioning device are used for abutting against the inner peripheral surface of a reinforcement coiled material without an inner cylinder, a user can use the adjusting mechanism 3 firstly to drive the arc plates 2 to move in the direction close to the mandrel 1, so that the reinforcement coiled material without the inner cylinder is conveniently sleeved on the plurality of arc surfaces of the arc plates 2, then the user uses the adjusting mechanism 3 to drive the arc plates 2 to move in the direction far away from the mandrel 1, the reinforcement coiled material without the inner cylinder is supported, the technical problems of unstable tension and uneven paying-off in the paying-off process are avoided, one end of the mandrel 1 is coaxially and fixedly connected with a driving shaft of a motor or is coaxially and fixedly connected with a driving shaft of a gearbox, and accordingly electric drive rotation is achieved.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. A pay-off tensioning device is characterized by comprising: the device comprises a mandrel, a plurality of arc-shaped plates and an adjusting mechanism, wherein the arc-shaped plates are arranged, the concave arc surface of each arc-shaped plate is arranged opposite to the peripheral surface of the mandrel, the arc-shaped plates are uniformly arranged around the mandrel, and the axis of each arc-shaped plate is parallel to the axis of the mandrel; the adjusting mechanism can drive the arc plates to synchronously move in the radial direction of the mandrel away from/close to the mandrel.
2. The pay-off tensioning device according to claim 1, wherein one end of each arc-shaped plate is provided with a first limiting portion extending away from the axis of the arc-shaped plate, the other end of each arc-shaped plate is provided with a second limiting portion extending away from the axis of the arc-shaped plate, and the first limiting portion or/and the second limiting portion are/is detachably and fixedly connected with the arc-shaped plate.
3. The pay-off tensioning device according to claim 1, wherein the adjusting mechanism comprises a plurality of parallel double-crank mechanisms and a sliding compression assembly, the plurality of parallel double-crank mechanisms are uniformly arranged along the circumferential direction of the mandrel, each parallel double-crank mechanism comprises a first crank, a second crank and a connecting rod, one end of each of the first crank and the second crank is hinged to the mandrel, the first crank and the second crank are equal in length and parallel to each other, and two ends of each of the connecting rods are hinged to the other ends of the first crank and the second crank respectively; the sliding compression assembly can drive the connecting rods to synchronously move in the direction away from/close to the mandrel; the concave cambered surfaces of the arc-shaped plates are in one-to-one correspondence with the connecting rods and are fixedly connected with the connecting rods.
4. The pay-off tensioning device according to claim 3, further comprising a first fixing ring and a second fixing ring, wherein the first fixing ring is sleeved on the mandrel and fixedly connected with the mandrel, the outer peripheral surface of the first fixing ring is provided with a plurality of first hinged joints uniformly fixed along the circumferential direction of the first fixing ring, and the plurality of first hinged joints are hinged with one ends of the plurality of first cranks in a one-to-one correspondence manner; the solid fixed ring cover of second is located the dabber and with dabber fixed connection, the solid fixed ring's of second outer peripheral face is provided with a plurality of second articulated joints of evenly fixing along its circumference, and is a plurality of second articulated joint one-to-one is with a plurality of the articulate one end of second is articulated.
5. The pay-off tensioning device according to claim 4, further comprising a transition tube coaxially sleeved on the mandrel, wherein the first fixing ring and the second fixing ring are respectively disposed at two ends of the transition tube.
6. The pay-off tensioning device according to claim 5, wherein the sliding compression assembly comprises a sliding ring, a third crank, a spiral spring and a top sleeve, the sliding ring is slidably sleeved on the mandrel, a plurality of third hinged joints uniformly fixed along the circumferential direction of the sliding ring are arranged on the outer circumferential surface of the sliding ring, one end of each of the third cranks is hinged to the third hinged joints in a one-to-one correspondence manner, and the other end of each of the third cranks is hinged to one end, close to the second crank, of each of the connecting rods in a one-to-one correspondence manner; the top sleeve is coaxially sleeved at one end of the mandrel, the top sleeve can slide relative to the mandrel along the axis of the mandrel, and the top sleeve, the sliding ring, the second fixing ring and the first fixing ring are sequentially arranged along the axis of the mandrel; the spiral spring is sleeved on the mandrel, one end of the spiral spring is abutted to the sliding ring, and the other end of the spiral spring is abutted to the top sleeve.
7. The pay-off tensioning device according to claim 6, further comprising a limit stop fixed to an end of the mandrel away from the top sleeve, wherein one end of the first fixing ring abuts against the limit stop, and the other end of the first fixing ring abuts against the transition pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000974.4U CN210199367U (en) | 2019-06-28 | 2019-06-28 | Pay-off tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000974.4U CN210199367U (en) | 2019-06-28 | 2019-06-28 | Pay-off tensioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210199367U true CN210199367U (en) | 2020-03-27 |
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ID=69868603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921000974.4U Expired - Fee Related CN210199367U (en) | 2019-06-28 | 2019-06-28 | Pay-off tensioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210199367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123238A (en) * | 2020-09-23 | 2020-12-25 | 东风汽车集团有限公司 | Round hole quick centering mechanism |
| CN117020005A (en) * | 2023-10-09 | 2023-11-10 | 江苏环球特种电机有限公司 | Punching device for production of three-phase asynchronous motor |
-
2019
- 2019-06-28 CN CN201921000974.4U patent/CN210199367U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123238A (en) * | 2020-09-23 | 2020-12-25 | 东风汽车集团有限公司 | Round hole quick centering mechanism |
| CN117020005A (en) * | 2023-10-09 | 2023-11-10 | 江苏环球特种电机有限公司 | Punching device for production of three-phase asynchronous motor |
| CN117020005B (en) * | 2023-10-09 | 2024-04-26 | 江苏环球特种电机有限公司 | Punching device for production of three-phase asynchronous motor |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20200327 |