CN109775406A - A kind of uncoiling aluminium sheet synchronization wound membrane machine - Google Patents
A kind of uncoiling aluminium sheet synchronization wound membrane machine Download PDFInfo
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- CN109775406A CN109775406A CN201910192092.0A CN201910192092A CN109775406A CN 109775406 A CN109775406 A CN 109775406A CN 201910192092 A CN201910192092 A CN 201910192092A CN 109775406 A CN109775406 A CN 109775406A
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- fixed
- uncoiling
- mandrel
- aluminium sheet
- wound membrane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a kind of synchronous wound membrane machines of uncoiling aluminium sheet, including driving wheel and fixed base plate, the upper surface right end of the fixed base plate is fixed with connector, the side of the connector is connected by gusset with fixed base plate, the upper surface of the connector is fixed with bearing block fixed plate, bearing block is fixed on the right side anchor ring of the bearing block fixed plate, deep groove ball bearing is equipped in axis hole in the middle part of the bearing block, the mandrel of horizontal direction is equipped in the axis hole of the deep groove ball bearing, driven wheel is fixed in the middle part of the mandrel, and driven wheel is connected by V belt with driving wheel, this uncoiling aluminium sheet synchronizes wound membrane machine, structure is simple, can complexed metal molding machine carry out using, greatly improve efficiency, overlay film removal is convenient and efficient, it can not be influenced by uncoiling revolving speed, it remains and is rotated synchronously with uncoiling aluminium sheet, wound membrane is accurate, it reduces Manpower, a people can be operated, and save cost, control and use conveniently.
Description
Technical field
The present invention relates to aluminium to roll up processing technique field, and specially a kind of uncoiling aluminium sheet synchronizes wound membrane machine.
Background technique
When aluminium winds off volume, surface coating needs to remove, and takes off film in the past and needs special messenger hand-manipulated, time-consuming and laborious, removal is not
Only, the mode low efficiency of film is taken off when uncoiling by hand, the overlay film removed is at random, is not easy to be collected, and takes off using other equipment auxiliary
When film, overlay film is not easy to be clamped, while needing additional power mechanism, and control is inconvenient.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of uncoiling aluminium sheet synchronization wound membrane machine, knot
Structure is simple, easy to control, when aluminium winds off volume, is removed overlay film by the linkage roller and reducing sleeve of synchronous rotation, stablizes by force,
Overlay film is not easy to break, improves processing efficiency, can effectively solve the problems in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of uncoiling aluminium sheet synchronizes wound membrane machine, including actively
Wheel and fixed base plate, the upper surface right end of the fixed base plate are fixed with connector, the side of the connector by gusset with
Fixed base plate is connected, and the upper surface of the connector is fixed with bearing block fixed plate, the right side anchor ring of the bearing block fixed plate
On be fixed with bearing block, deep groove ball bearing is equipped in the axis hole in the middle part of the bearing block, is set in the axis hole of the deep groove ball bearing
There is the mandrel of horizontal direction, driven wheel be fixed in the middle part of the mandrel, and driven wheel is connected by V belt with driving wheel,
The left end of the mandrel is socketed with linkage roller, is socketed with reducing casing tube on the outside of the linkage roller, the reducing casing tube
Right side is fixed with linkage block, and the linkage block is connected by the second screw with the left end for the roller that links, in the linkage roller
It is socketed with connection set on the mandrel of chamber, and is socketed with friction plate on the mandrel between connection set and linkage roller right side, it is described
The left end of mandrel is threaded with hex nut, and adjusting sleeve, the adjusting sleeve are socketed on the mandrel on the right side of the hex nut
Retaining ring is equipped between hex nut, the adjusting sleeve is fixedly linked by spring and connection set.
As a preferred technical solution of the present invention, the right end of the bearing block is fixed with bearing by the first screw
Lid, and the right end of mandrel passes through the axis hole of bearing cap.
As a preferred technical solution of the present invention, the middle part of the fixed base plate is equipped with axis hole, and the is equipped in axis hole
Three screws.
As a preferred technical solution of the present invention, the side of the driving wheel is equipped with threaded hole, and sets in threaded hole
There is the 4th screw.
As a preferred technical solution of the present invention, it is socketed with and pushes away on the mandrel between the driven wheel and linkage roller
Power ball bearing, and the axis hole right end of driven wheel is equipped with step groove.
As a preferred technical solution of the present invention, the left end side of the reducing casing tube is equipped with notch, and drill holder
The side of pipe be equipped with it is co-axial to card slot.
As a preferred technical solution of the present invention, the inner cavity right end of the variable diameter lantern ring is equipped with annular groove, the linkage
The position that roller right end lateral surface corresponds to annular groove is equipped with position-arresting ring.
As a preferred technical solution of the present invention, the middle part of the mandrel is equipped with sliding slot, and the medial surface of connection set
It is fixed with the flat key for being caught in sliding slot.
Compared with prior art, the beneficial effects of the present invention are:
1) the synchronous wound membrane machine of this uncoiling aluminium sheet, structure is simple, can complexed metal molding machine carry out using greatly improving effect
Rate, overlay film removal is convenient and efficient, can not be influenced by uncoiling revolving speed, remains and rotates synchronously with uncoiling aluminium sheet, and wound membrane is accurate,
Manpower is reduced, a people can be operated, and save cost, control and use conveniently；
2) the synchronous wound membrane machine of this uncoiling aluminium sheet, can effectively complexed metal molding machine carry out using the output of metal-forming machines
Axis is connected with driving wheel, drives driven wheel and mandrel to be rotated by V belt, and then tear by the rotation of reducing sleeve
Except the overlay film of surface of aluminum plate, overlay film and aluminium volume synchronize rotated, additional power mechanism is not needed, but also overlay film is not easily broken
It splits；
3) the synchronous wound membrane machine of this uncoiling aluminium sheet, the clamping of overlay film and dismounting are convenient, and linkage roller and reducing sleeve pass through set
The mode connect is installed, and the side of reducing sleeve is equipped with card slot, can cooperate the end of linkage roller clamping overlay film, thus will
The overlay film removed is convenient for subsequent cleaning and recycling wound on the outside of reducing casing tube；
4) the synchronous wound membrane machine of this uncoiling aluminium sheet, linkage roller and mandrel are to be flexible coupling, and mandrel left end is equipped with spring, pass through bullet
Friction plate is pressed in the right side of linkage roller by the pressure of spring, and connection set is connect by flat key with linkage roll slides, so that bullet
Spring not can be rotated, to drive linkage roller to rotate with mandrel, when electric motor starting or emergency stop, by being pressed on linkage idler wheel inner wall
Upper nylon friction plate buffers the inertia effects of coiled strip, guarantees successively splitting for overlay film.
Detailed description of the invention
Fig. 1 is the whole the schematic diagram of the section structure of the present invention；
Fig. 2 is reducing casing tube the schematic diagram of the section structure of the present invention；
Fig. 3 is present invention linkage roller the schematic diagram of the section structure.
In figure: 1 driving wheel, 2 fixed base plates, 3 connectors, 4 gussets, 5 driven wheels, 6 bearing block fixed plates, 7 bearing blocks, 8
Bearing cap, 9 mandrels, 10 first screws, 11 deep groove ball bearings, 12 thrust ball bearings, 13 linkage rollers, 14 reducing casing tubes, 15 are rubbed
Pad, 16 connection sets, 17 linkage blocks, 18 adjusting sleeves, 19 retaining rings, 20 springs, 21 flat keys, 22 hex nuts, 23 second screws, 24
Third screw, 25 V belts, 26 the 4th screws, 27 notches, 28 card slots, 29 annular grooves, 30 step grooves, 31 position-arresting rings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of uncoiling aluminium sheet synchronization wound membrane machine, including driving wheel 1
With fixed base plate 2, the side of driving wheel 1 is equipped with threaded hole, and the 4th screw 26, the middle part of fixed base plate 2 are equipped in threaded hole
Equipped with axis hole, it is equipped with third screw 24 in axis hole, the upper surface right end of fixed base plate 2 is fixed with connector 3, the side of connector 3
Face is connected by gusset 4 with fixed base plate 2, and the upper surface of connector 3 is fixed with bearing block fixed plate 6, bearing block fixed plate 6
Bearing block 7 is fixed on the anchor ring of right side, the right end of bearing block 7 is fixed with bearing cap 8, and the right side of mandrel 9 by the first screw 10
The axis hole across bearing cap 8 is held, is equipped with deep groove ball bearing 11 in the axis hole at the middle part of bearing block 7, in the axis hole of deep groove ball bearing 11
Mandrel 9 equipped with horizontal direction, the middle part of mandrel 9 is fixed with driven wheel 5, and driven wheel 5 passes through V belt 25 and driving wheel 1
It is connected, the left end of mandrel 9 is socketed with linkage roller 13, is socketed with thrust ball on the mandrel 9 between driven wheel 5 and linkage roller 13
Bearing 12, and the axis hole right end of driven wheel 5 is equipped with step groove 30, the outside of linkage roller 13 is socketed with reducing casing tube 14, variable diameter
The left end side of casing 14 be equipped with notch 27, and the side of reducing casing tube 14 be equipped with it is co-axial to card slot 28, variable diameter lantern ring
14 inner cavity right end is equipped with annular groove 29, and the position that linkage 13 right end lateral surface of roller corresponds to annular groove 29 is equipped with position-arresting ring 31, variable diameter
The right side of casing 14 is fixed with linkage block 17, and linkage block 17 is connected with the left end for the roller 13 that links by the second screw 23, is joined
Connection set 16 is socketed on the mandrel 9 of dynamic 13 inner cavity of roller, and on the mandrel 9 between connection set 16 and linkage 13 right side of roller
It is socketed with friction plate 15, the middle part of mandrel 9 is equipped with sliding slot, and the medial surface of connection set 16 is fixed with the flat key 21 for being caught in sliding slot,
The left end of mandrel 9 is threaded with hex nut 22, is socketed with adjusting sleeve 18, adjusting sleeve on the mandrel 9 on 22 right side of hex nut
Retaining ring 19 is equipped between 18 and hex nut 22, adjusting sleeve 18 is fixedly linked by spring 20 and connection set 16, can effectively be cooperated
Metal-forming machines are carried out using the output shaft of metal-forming machines is connected with driving wheel 1, drives driven wheel 5 by V belt 25
It is rotated with mandrel 9, and then removes the overlay film of surface of aluminum plate by the rotation of reducing sleeve 14, overlay film is synchronous with aluminium volume to carry out
Rotation, does not need additional power mechanism, but also overlay film is not easy to break, the clamping of overlay film and dismounting are convenient, and link roller 13
It is installed by way of socket with reducing sleeve 14, the side of reducing sleeve 14 is equipped with card slot 28, and linkage can be cooperated to roll
Cylinder 13 clamps the end of overlay film, so that the overlay film removed convenient for subsequent cleaning and be returned wound on the outside of reducing casing tube 14
It receives, linkage roller 13 and mandrel 9 are to be flexible coupling, and 9 left end of mandrel is equipped with spring 20, is pressed friction plate 15 by the pressure of spring 20
In the right side of linkage roller 13, connection set 16 is slidably connected by flat key 21 and linkage roller 13, so that spring 20 can not turn
It is dynamic, to drive linkage roller 13 to rotate with mandrel 9, when electric motor starting or emergency stop, by being pressed on linkage 13 inner wall of idler wheel
Friction plate 15 buffer the inertia effects of coiled strip, guarantee successively splitting for overlay film, the synchronous wound membrane machine of this uncoiling aluminium sheet, structure
Simply, can complexed metal molding machine carry out using greatly improving efficiency, overlay film removal is convenient and efficient, can not be by uncoiling revolving speed
It influences, remains and rotated synchronously with uncoiling aluminium sheet, wound membrane is accurate, reduces manpower, and a people can be operated, and saves cost, control
With it is easy to use.
When in use: using speed reducer original on metal-forming machines as motive power export, the output shaft of decelerating motor with
Driving wheel 1 is connected, and drives driven wheel 5 and mandrel 9 to rotate using V belt 25, is fixed on metal entirely through fixed base plate 2
On molding machine briquetting roller cover board, the welding of fixed base plate 2 is equipped with the bearing block fixed plate 6 of plane bearing, bearing block 7, and mandrel 9 can phase
Bearing block fixed plate 6 is freely rotated, the overlay film on uncoiling aluminium sheet passes through card slot 28 after pulling out and is clipped in 14 He of reducing casing tube
It links the gap of idler wheel 13, reducing casing tube 14 and linkage idler wheel 13 locking by linkage block 17 and the second screw 23 join
Dynamic idler wheel 13 is axially fixed on mandrel 9 by thrust ball bearing 12, when the molding of metal-forming machines idler wheel, aluminium coiled strip is driven to turn
Dynamic, the overlay film on aluminium volume is rotated by driving after 14 clamping of reducing casing tube, is finally wrapped on reducing casing tube 14, when electric motor starting or
When emergency stop, the inertia effects of coiled strip, rotatable hex nut 22 are buffered by being pressed on linkage 13 inner wall upper friction plate 15 of idler wheel
The length of adjustment spring 20, control friction plate 15 can unload reducing casing tube after harvesting coiled strip for the frictional force for the idler wheel 13 that links
14, remove the overlay film wound on 14 outside of reducing sleeve.
The present invention takes by speed reducer is carried on metal-forming machines as motive power output, rolls aluminium volume surface automatically
Overlay film, accurately and reliably, efficient quick are convenient and practical, save the cost.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of synchronous wound membrane machine of uncoiling aluminium sheet, including driving wheel (1) and fixed base plate (2), it is characterised in that: the fixing seat
The upper surface right end of plate (2) is fixed with connector (3), and the side of the connector (3) passes through gusset (4) and fixed base plate (2)
It is connected, the upper surface of the connector (3) is fixed with bearing block fixed plate (6), the right side anchor ring of the bearing block fixed plate (6)
On be fixed with bearing block (7), be equipped with deep groove ball bearing (11) in the axis hole in the middle part of the bearing block (7), the deep groove ball bearing
(11) it is equipped with the mandrel (9) of horizontal direction in axis hole, is fixed with driven wheel (5) in the middle part of the mandrel (9), and driven wheel
(5) it is connected by V belt (25) with driving wheel (1), the left end of the mandrel (9) is socketed with linkage roller (13), described
It being socketed with reducing casing tube (14) on the outside of dynamic roller (13), the right side of the reducing casing tube (14) is fixed with linkage block (17),
The linkage block (17) is connected by the second screw (23) with the left end of linkage roller (13), described linkage roller (13) inner cavity
It is socketed on mandrel (9) connection set (16), and is socketed on the mandrel (9) between connection set (16) and linkage roller (13) right side
Have friction plate (15), the left end of the mandrel (9) is threaded with hex nut (22), the core on the right side of the hex nut (22)
It is socketed on axis (9) adjusting sleeve (18), is equipped with retaining ring (19) between the adjusting sleeve (18) and hex nut (22), the adjustment
Set (18) is fixedly linked by spring (20) with connection set (16).
2. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the right side of the bearing block (7)
End is fixed with bearing cap (8) by the first screw (10), and the right end of mandrel (9) passes through the axis hole of bearing cap (8).
3. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the fixed base plate (2)
Middle part is equipped with axis hole, is equipped with third screw (24) in axis hole.
4. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the side of the driving wheel (1)
Face is equipped with threaded hole, and the 4th screw (26) is equipped in threaded hole.
5. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the driven wheel (5) and connection
It is socketed with thrust ball bearing (12) on mandrel (9) between dynamic roller (13), and the axis hole right end of driven wheel (5) is equipped with step groove
(30)。
6. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the reducing casing tube (14)
Left end side be equipped with notch (27), and the side of reducing casing tube (14) be equipped with it is co-axial to card slot (28).
7. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the variable diameter lantern ring (14)
Inner cavity right end is equipped with annular groove (29), and the position that described linkage roller (13) right end lateral surface corresponds to annular groove (29) is equipped with position-arresting ring
(31)。
8. a kind of uncoiling aluminium sheet according to claim 1 synchronizes wound membrane machine, it is characterised in that: the middle part of the mandrel (9)
Medial surface equipped with sliding slot, and connection set (16) is fixed with the flat key (21) for being caught in sliding slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192092.0A CN109775406B (en) | 2019-03-14 | 2019-03-14 | Synchronous film rolling machine for uncoiling aluminum plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910192092.0A CN109775406B (en) | 2019-03-14 | 2019-03-14 | Synchronous film rolling machine for uncoiling aluminum plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109775406A true CN109775406A (en) | 2019-05-21 |
| CN109775406B CN109775406B (en) | 2023-09-05 |
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ID=66489202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910192092.0A Active CN109775406B (en) | 2019-03-14 | 2019-03-14 | Synchronous film rolling machine for uncoiling aluminum plate |
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| Country | Link |
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| CN (1) | CN109775406B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775675A (en) * | 2019-11-21 | 2020-02-11 | 湖南潇龙机械设备制造有限责任公司 | Receive membrane wheel combination |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3345012A (en) * | 1965-07-22 | 1967-10-03 | Facit Ab | Tape reel holder for tape reeling devices |
| CN201176342Y (en) * | 2008-04-01 | 2009-01-07 | 戴爱媛 | Winding device |
| CN202296469U (en) * | 2011-10-29 | 2012-07-04 | 重庆川仪自动化股份有限公司 | Power transmission device for paper reeling disc |
| CN202481795U (en) * | 2012-03-23 | 2012-10-10 | 深圳市金程达工业设备有限公司 | Scrap edge winding device for slitting machine |
| CN103662963A (en) * | 2013-11-25 | 2014-03-26 | 北京航空航天大学 | Composite material uncoiling centering adjustment device with damping function |
| CN207175007U (en) * | 2017-06-29 | 2018-04-03 | 天津丰迪科技有限公司 | A kind of plastic packaging film wind-up roll |
| CN207483054U (en) * | 2017-11-01 | 2018-06-12 | 超前线缆有限公司 | A kind of efficiently automatic curler of cable cable |
| CN207774415U (en) * | 2017-12-21 | 2018-08-28 | 天津市圣大包装有限公司 | A kind of improved plastic film process equipment |
-
2019
- 2019-03-14 CN CN201910192092.0A patent/CN109775406B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3345012A (en) * | 1965-07-22 | 1967-10-03 | Facit Ab | Tape reel holder for tape reeling devices |
| CN201176342Y (en) * | 2008-04-01 | 2009-01-07 | 戴爱媛 | Winding device |
| CN202296469U (en) * | 2011-10-29 | 2012-07-04 | 重庆川仪自动化股份有限公司 | Power transmission device for paper reeling disc |
| CN202481795U (en) * | 2012-03-23 | 2012-10-10 | 深圳市金程达工业设备有限公司 | Scrap edge winding device for slitting machine |
| CN103662963A (en) * | 2013-11-25 | 2014-03-26 | 北京航空航天大学 | Composite material uncoiling centering adjustment device with damping function |
| CN207175007U (en) * | 2017-06-29 | 2018-04-03 | 天津丰迪科技有限公司 | A kind of plastic packaging film wind-up roll |
| CN207483054U (en) * | 2017-11-01 | 2018-06-12 | 超前线缆有限公司 | A kind of efficiently automatic curler of cable cable |
| CN207774415U (en) * | 2017-12-21 | 2018-08-28 | 天津市圣大包装有限公司 | A kind of improved plastic film process equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110775675A (en) * | 2019-11-21 | 2020-02-11 | 湖南潇龙机械设备制造有限责任公司 | Receive membrane wheel combination |
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| CN109775406B (en) | 2023-09-05 |
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