CN220906608U - Cable shielding aluminum foil unreeling device - Google Patents
Cable shielding aluminum foil unreeling device Download PDFInfo
- Publication number
- CN220906608U CN220906608U CN202322576657.XU CN202322576657U CN220906608U CN 220906608 U CN220906608 U CN 220906608U CN 202322576657 U CN202322576657 U CN 202322576657U CN 220906608 U CN220906608 U CN 220906608U
- Authority
- CN
- China
- Prior art keywords
- tray
- fixed
- dabber
- workstation
- workbench
- Prior art date
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 32
- 239000011888 foil Substances 0.000 title claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000009467 reduction Effects 0.000 claims abstract description 3
- 239000005030 aluminium foil Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- Unwinding Of Filamentary Materials (AREA)
Abstract
The utility model relates to the technical field of cable production equipment, and can reduce the shaking amplitude of a tray in the unreeling process, in particular to a cable shielding aluminum foil unreeling device. Comprises a bracket, a workbench fixed on the top of the bracket, at least one tray assembly arranged on the workbench and at least one vertical guide roller positioned outside the tray assembly; the utility model provides a self-locking device for the automatic brake device of the automobile, including the vertical dabber of installing on the workstation through the bearing to and rotate the tray of installing on the dabber and being in the workstation top, the tray rotates along with the dabber, and the lower extreme of dabber runs through the below of workstation and installs brake component, the bottom of tray is fixed with one rather than coaxial slice iron ring, is fixed with on the workstation around the at least three support column that the dabber arranged, and the support column corresponds from top to bottom on slice iron ring, and the top of every support column is equipped with the pit, thereby is equipped with the ball that is used for contacting slice iron ring reduction frictional force in the pit.
Description
Technical Field
The utility model relates to the technical field of cable production equipment, in particular to a cable shielding aluminum foil unreeling device.
Background
The shielding layer of the cable is generally formed by longitudinally wrapping aluminum foil, and the rolled aluminum foil is pulled to release after unreeling and is guided and wrapped on the outer wall of the core wire through a longitudinal wrapping die. Existing aluminum foil unreeling devices typically include a tray rotatably mounted on a mandrel, which is rotated with the aluminum foil roll following the pulling of the front end after a disc of aluminum foil is wound around the mandrel and supported by the tray, releasing the aluminum foil. Typically, to prevent excessive unreeling, the edges of the tray are also provided with a braking structure. During the factory production, the following problems were found: when the aluminum foil coil is installed, in order to avoid the aluminum foil coil to collapse, the tray needs to be detached firstly to support the aluminum foil coil, then the aluminum foil coil is installed on the mandrel together, when the aluminum foil coil begins to be unreeled, the diameter of a disc of aluminum foil coil is about 30-40 cm, the whole aluminum foil coil is heavier, the diameter of the tray needs to be larger, the holes in the center of the tray are gapped with the mandrel, the support is not needed around the existing tray, the tray can shake up and down in the rotating process, the aluminum foil which is unreeled and a guide roller at the back are caused to generate axial friction with a certain amplitude, the unreeling of the aluminum foil is influenced, and if the friction generates scratches, the shielding performance of the aluminum foil is also influenced, so the problem needs to be solved.
Disclosure of Invention
The utility model aims to overcome the defects in the background art, and provides the cable shielding aluminum foil unreeling device which can reduce the shaking amplitude of a tray in the unreeling process and has the technical characteristics of convenience in installation and disassembly.
The technical scheme adopted by the utility model is as follows: a cable shielding aluminum foil unreeling device comprises a bracket, a workbench fixed at the top of the bracket, at least one tray assembly arranged on the workbench and at least one vertical guide roller positioned at the outer side of the tray assembly; the utility model provides a self-locking device for the automatic brake device of the automobile, including the vertical dabber of installing on the workstation through the bearing to and rotate the tray of installing on the dabber and being in the workstation top, the tray rotates along with the dabber, and the lower extreme of dabber runs through the below of workstation and installs brake component, the bottom of tray is fixed with one rather than coaxial slice iron ring, is fixed with on the workstation around the at least three support column that the dabber arranged, and the support column corresponds from top to bottom on slice iron ring, and the top of every support column is equipped with the pit, thereby is equipped with the ball that is used for contacting slice iron ring reduction frictional force in the pit.
Preferably, a shaft sleeve with a key in an inner hole is fixed at the center of the tray, a key groove extending downwards from the top is formed in the upper end of the mandrel, and the key is matched with the key groove after the tray is sleeved at the upper end of the mandrel through the shaft sleeve, so that the tray rotates along with the mandrel.
Preferably, the brake assembly comprises a brake disc fixed at the lower end of the mandrel, a circle of groove is formed in the outer edge of the brake disc, the friction belt is wound in the groove, one end of the friction belt penetrates through a fixed block at the bottom of the workbench and then is connected with the stop block, a spring is arranged between the stop block and the fixed block, the other end of the friction belt is connected with an adjusting screw, and the adjusting screw is in threaded fit with the other fixed block at the bottom of the workbench.
Preferably, the circle of support columns is replaced by a support ring, at least three pits are formed in the top of the support ring, and balls used for contacting the sheet-shaped iron rings to reduce friction force are arranged in each pit.
Preferably, the bracket comprises a base, a fixed sleeve vertically arranged on the base and a sliding sleeve inserted in the fixed sleeve, and the fixed sleeve and the sliding sleeve are locked through a locking bolt.
Preferably, the workbench comprises round platforms corresponding to the tray components one by one and connecting arms for connecting the round platforms and the supports.
The utility model has the beneficial effects that: according to the utility model, the bottom of the tray is supported by the support columns/support rings, so that the shaking amplitude of the tray in the rotation process can be effectively reduced, the influence on the unreeling of the aluminum foil is reduced, the sheet-shaped iron ring is contacted with the balls of the support columns/support rings, the balls can be prevented from directly rubbing the bottom of the tray, the service life is prolonged, and the friction force can be reduced. The shaft sleeve of the tray is matched with the key groove of the mandrel through the key, so that the tray can be conveniently installed and detached. The height of the bracket can be adjusted, and the bracket can be suitable for cable production lines with different heights.
Drawings
Fig. 1 is a schematic diagram of a front view structure of an embodiment of the present utility model.
Fig. 2 is a schematic top view of a tray and table according to an embodiment of the present utility model.
Reference numerals: base 1, fixed sleeve 2, sliding sleeve 3, locking bolt 4, circular platform 5, brake disc 6, fixed block 7, spring 8, dog 9, friction band 10, dabber 11, axle sleeve 12, tray 13, support column 14, vertical deflector roll 15, bearing 16, linking arm 17, aluminium foil reel 18.
Detailed Description
The objects, technical solutions and advantages of the present utility model will be further described with reference to the accompanying drawings and examples, but the present utility model is not limited to the following examples, for the purpose of making the objects, technical solutions and advantages of the present utility model more clearly understood by those skilled in the art.
In the description of the present utility model, it is to be understood that the specific meaning of the general terms in the present utility model may be understood in detail by those skilled in the art unless explicitly stated and defined otherwise.
As shown in fig. 1, the embodiment provides a cable shielding aluminum foil unreeling device, which comprises a vertical bracket, wherein the bracket is provided with a base 1 which is fixed on the ground, a fixed sleeve 2 which is vertically fixed on the base 1, and a sliding sleeve 3 which is inserted into the fixed sleeve 2 and can be adjusted in height up and down, the fixed sleeve 2 and the sliding sleeve 3 are locked through a locking bolt 4, and when the height needs to be adjusted, the locking bolt 4 is loosened, and the movable sleeve is pulled to be locked.
As shown in fig. 1 and 2, a workbench is horizontally fixed on the top of the bracket, the workbench is provided with more than one circular platforms 5, and the circular platforms 5 are fixedly connected with the top of the movable sleeve of the bracket through connecting arms 17.
As shown in fig. 1, the embodiment has two circular platforms 5, each circular platform 5 is provided with a tray assembly, one to two vertical guide rollers 15 are arranged on the outer side of the tray assembly, and aluminum foil is released and then bypasses the vertical guide rollers 15 to enter the subsequent guide rollers and the longitudinal wrapping die. The tray assembly comprises a mandrel 11 vertically arranged on a workbench through a bearing 16, and a circular tray 13 rotatably arranged on the mandrel 11 and positioned above the workbench, wherein the tray 13 and the mandrel 11 are matched through keys to realize rotation together, specifically, a shaft sleeve 12 with a key in an inner hole is fixed at the center of the tray 13, a key slot extending downwards from the top is formed in the upper end of the mandrel 11, and the tray 13 is matched with the key slot after being sleeved on the upper end of the mandrel 11 through the shaft sleeve 12, so that the tray 13 rotates along with the mandrel 11. Alternatively, the shaft sleeve 12 may be replaced by a spline sleeve, the upper end of the mandrel 11 is made into a spline shaft, and the spline shaft is matched with the spline sleeve, so that the tray 13 can be disassembled and the tray 13 and the mandrel 11 can rotate together.
In order to support the tray 13 when it rotates, a sheet iron ring coaxial with the tray 13 is fixed at the bottom of the tray 13, at least three support columns 14 arranged around the mandrel 11 are fixed on the workbench, the support columns 14 correspond to the sheet iron ring up and down, a pit is arranged at the top of each support column 14, and balls for contacting the sheet iron ring to reduce friction force are arranged in the pits. Alternatively, the ring of support posts 14 is replaced with a support ring having at least three pockets formed in the top thereof, each pocket having balls for contacting the sheet iron ring to reduce friction. The thickness of the sheet iron ring is about 2-5 mm, the balls can be prevented from directly contacting the bottom surface of the tray 13, the service life can be prolonged while friction force is reduced, and the bottom surface of the sheet iron ring can be polished.
To avoid excessive unreeling, the lower end of the mandrel 11 penetrates below the table and a brake assembly is mounted. The brake assembly comprises a brake disc 6 fixed at the lower end of a mandrel 11, a circle of groove is formed in the outer edge of the brake disc 6, a friction belt 10 is wound in the groove, one end of the friction belt 10 penetrates through a fixed block 7 at the bottom of the workbench and then is connected with a stop block 9, a spring 8 is arranged between the stop block 9 and the fixed block 7, the other end of the friction belt 10 is connected with an adjusting screw, the adjusting screw is in threaded fit on another fixed block 7 at the bottom of the workbench, and in fig. 1, the adjusting screw and the fixed block 7 where the adjusting screw is located are omitted.
The working mode of the utility model is as follows: as shown in fig. 2, the working mode of the utility model is similar to that of the existing tray 13, namely, a worker lifts the empty tray 13 upwards to separate from the mandrel 11, then places an aluminum foil roll 18 on the top surface of the tray 13, enables the center of the aluminum foil roll 18 to be basically aligned with the center of the tray 13, then wears the tray 13 on the mandrel 11, enables keys of the shaft sleeve 12 to be matched with key grooves of the mandrel 11, and at the moment, the balls support the bottom surface of the tray 13 through the sheet-shaped iron ring, so that the shaking amplitude of the tray can be effectively reduced. The tension of the friction belt 10 can be adjusted by adjusting the screw, and the resistance to the friction plate can be changed. The aluminum foil is released from the aluminum foil roll 18, and then bypasses the vertical guide roller 15 and enters the subsequent guide roller and the longitudinal wrapping die.
The foregoing description is only of the preferred embodiments of the present utility model, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. A cable shielding aluminum foil unreeling device comprises a bracket, a workbench fixed on the top of the bracket, at least one tray assembly arranged on the workbench and at least one vertical guide roller (15) positioned on the outer side of the tray assembly; the utility model provides a pallet subassembly includes dabber (11) on the workstation through vertical installation of bearing (16) to and rotate install on dabber (11) and be in tray (13) of workstation top, tray (13) rotate along with dabber (11), and the lower extreme of dabber (11) runs through to the below of workstation and installs brake subassembly, its characterized in that: the bottom of tray (13) is fixed with a slice iron ring rather than coaxial, is fixed with on the workstation and encircles at least three support column (14) that dabber (11) arranged, and support column (14) correspond from top to bottom on slice iron ring, and the top of every support column (14) is equipped with the pit, thereby is equipped with the ball that is used for contacting slice iron ring reduction frictional force in the pit.
2. A cable shielding aluminum foil unreeling device as in claim 1, wherein: a shaft sleeve (12) with a key in an inner hole is fixed at the center of the tray (13), a key groove extending downwards from the top is formed in the upper end of the mandrel (11), the tray (13) is sleeved at the upper end of the mandrel (11) through the shaft sleeve (12), and the key is matched with the key groove, so that the tray (13) rotates along with the mandrel (11).
3. A cable shielding aluminium foil unreeling device according to claim 1 or 2, characterized in that: the brake assembly comprises a brake disc (6) fixed at the lower end of a mandrel (11), a circle of groove is formed in the outer edge of the brake disc (6), a friction belt (10) is wound in the groove, one end of the friction belt (10) penetrates through a fixed block (7) at the bottom of the workbench and then is connected with a stop block (9), a spring (8) is arranged between the stop block (9) and the fixed block (7), the other end of the friction belt (10) is connected with an adjusting screw, and the adjusting screw is in threaded fit with the other fixed block (7) at the bottom of the workbench.
4. A cable shielding aluminum foil unreeling device as in claim 1, wherein: the circle of support columns (14) is replaced by a support ring, at least three pits are formed in the top of the support ring, and balls used for contacting the sheet-shaped iron rings to reduce friction force are arranged in each pit.
5. A cable shielding aluminium foil unreeling device according to claim 1 or 2, characterized in that: the support comprises a base (1), a fixed sleeve (2) vertically arranged on the base (1) and a sliding sleeve (3) inserted into the fixed sleeve (2), wherein the fixed sleeve (2) and the sliding sleeve (3) are locked through a locking bolt (4).
6. A cable shielding aluminium foil unreeling device according to claim 1 or 2, characterized in that: the workbench comprises round platforms (5) which are in one-to-one correspondence with the tray components, and connecting arms (17) which are used for connecting the round platforms (5) with the brackets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322576657.XU CN220906608U (en) | 2023-09-22 | 2023-09-22 | Cable shielding aluminum foil unreeling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322576657.XU CN220906608U (en) | 2023-09-22 | 2023-09-22 | Cable shielding aluminum foil unreeling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220906608U true CN220906608U (en) | 2024-05-07 |
Family
ID=90921413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322576657.XU Active CN220906608U (en) | 2023-09-22 | 2023-09-22 | Cable shielding aluminum foil unreeling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220906608U (en) |
-
2023
- 2023-09-22 CN CN202322576657.XU patent/CN220906608U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |