CN203714886U - Active unwinding mechanism - Google Patents
Active unwinding mechanism Download PDFInfo
- Publication number
- CN203714886U CN203714886U CN201320818974.1U CN201320818974U CN203714886U CN 203714886 U CN203714886 U CN 203714886U CN 201320818974 U CN201320818974 U CN 201320818974U CN 203714886 U CN203714886 U CN 203714886U
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- CN
- China
- Prior art keywords
- frame
- wheel support
- unwinding device
- adapter plate
- belt
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- Expired - Fee Related
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Abstract
The utility model discloses an active unwinding mechanism, which comprises a frame, wherein a mounting base used for placing a strip coil is arranged on the frame, and a drive mechanism used for driving the strip coil to unwind rotatably is arranged at the bottom of the frame; the drive mechanism comprises a belt pulley support, which is rotatably hinged to the frame, belt pulleys are respectively arranged on the two ends of the belt pulley support, a transmission belt is arranged between the two belt pulleys, a motor used for driving the transmission belt to move is arranged on the belt pulley support, and a power plant, which is used for driving the belt pulley support to rotate and is capable of causing the transmission belt and the strip coil to form contact fit, is arranged on the frame; a track device is arranged below the frame, the track device comprises two guide rails, which are laid below the frame, and chutes, which are formed in the frame and are matched with the guide rails, and the guide rails are parallel to a rotating axis of the strip coil. According to the active unwinding mechanism, the strip coil is driven to unwind rotatably by utilizing friction between the transmission belt and the strip coil, the effect of tension cannot be formed on the strip coil, and the unwinding requirement of easily-broken strips (such as thin paper bands) can be met.
Description
Technical field
The utility model relates to a kind of unwinding device, and concrete is a kind of active unwinding device that prevents that band is pulled off.
Background technology
Existing unreeling structure generally comprises the driven roller that batches the roll coil of strip of band and relay volume for rotating band convolution, driven roller is two up and down that cooperatively interact, and utilize the frictional force drives roll coil of strip rotation between driven roller and band to unreel, unreeling in process, band can be subject to a pulling force effect.In addition, the brake of this unreeling structure is arranged on the winding roller of the roll coil of strip, in the time of brake, between driven roller and band, can have certain impact, between driven roller and band, has a larger force of sliding friction.Although this unreeling structure can meet the requirement that unreels of most of band, in the time that band is thin paper band, because thin paper band is easily broken, adopts existing unreeling structure to meet and unreel requirement.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of active unwinding device, and this active unwinding device can meet the requirement that unreels as easily broken bands such as thin paper bands.
For achieving the above object, the utility model provides following technical scheme:
A kind of active unwinding device, comprises frame, and described frame is provided with the mount pad for placing the roll coil of strip, and the bottom of described frame is provided with the driver train that relays volume for rotating band convolution;
Described driver train comprises that rotation is hingedly mounted on the band wheel support in described frame, the described two ends with wheel support are respectively equipped with belt pulley, between two described belt pulleys, be provided with drive belt, and be describedly provided with the motor for driving the motion of described drive belt with wheel support, frame is provided with for driving describedly rotate and makes described drive belt contact the engine installation of cooperation with the described roll coil of strip with wheel support;
The below of described frame is provided with rail set, and described rail set comprises and be laid on two guide rails of described frame below and be arranged on the chute coordinating in described frame and with described guide rail, and described guide rail is parallel with the rotation axis of the described roll coil of strip.
Further, described engine installation is cylinder, and the cylinder body of described cylinder is hingedly mounted in described frame, and the piston rod of cylinder and described band wheel support are articulated and connected.
Further, described one end with wheel support is provided with hinged otic placode, and the piston rod of described cylinder and described hinged otic placode are articulated and connected.
Further, be positioned at and describedly coordinate and be arranged in described frame near the described belt pulley rotation of described hinged otic placode one end with wheel support, and this belt pulley is driving pulley, being arranged on the described belt pulley with the wheel support other end is driven pulley.
Further, be describedly provided with the kidney-shaped circular hole for described driven pulley is installed with wheel support, and be describedly provided with the regulating mechanism for regulating described driven pulley installation site with wheel support.
Further, described regulating mechanism comprises that rotation engage sleeves is contained in the termination on described driven pulley and is fixedly installed on described with the adapter plate on wheel support, in described termination, be provided with tapped bore, in described tapped bore, be provided with and coordinate with its screw thread fit and with the rotation of described adapter plate and the screw rod of axial restraint.
Further, described screw rod is provided with set collar, described adapter plate is provided with the through hole coordinating with described set collar, described screw rod is through described through hole and utilize described set collar and described adapter plate axial location, and described set collar is positioned at the side of described adapter plate away from described driving pulley.
Further, described screw rod be provided with for the positioning head of described adapter plate axial location, described positioning head and described set collar lay respectively at the both sides of described adapter plate.
The beneficial effects of the utility model are:
Active unwinding device of the present utility model, after the roll coil of strip is placed on mount pad, utilize the rotation of engine installation driving pulley support, make drive belt contact cooperation with the roll coil of strip, utilize the friction force between drive belt and the roll coil of strip, rotating band convolution relays volume, so, unreel in process, the propulsive effort unreeling acts directly on the roll coil of strip, can not produce to band the effect of pulling force, can meet the requirement that unreels of easily broken band (as thin paper band); By rail set is set, and guide rail is set to parallelly with the rotation axis of the roll coil of strip, can conveniently regulate the position of frame, and then regulate easily the position that unreels of band.
Brief description of the drawings
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, the utility model provides following accompanying drawing to describe:
Fig. 1 is the structural representation of the utility model active unwinding device embodiment;
Fig. 2 is the A detail drawing of Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, be the structural representation of the utility model active unwinding device embodiment.The active unwinding device of the present embodiment, comprises frame 1, and frame 1 is provided with the mount pad 3 for placing the roll coil of strip 2, and the bottom of frame 1 is provided with for driving the roll coil of strip 2 to rotate the driver train unreeling.The driver train of the present embodiment comprises that rotation is hingedly mounted on the band wheel support 4 in frame 1, two ends with wheel support 4 are respectively equipped with belt pulley, between two belt pulleys, be provided with drive belt 6, and be provided with the motor for driving drive belt 6 to move with wheel support 4, frame 1 is provided with for driving pulley support 4 rotates and makes drive belt 6 contact the engine installation coordinating with the roll coil of strip 2.The below of frame 1 is provided with rail set, and rail set comprises and be laid on two guide rails 13 of frame 1 below and be arranged on the chute 14 coordinating in frame 1 and with guide rail 13, and guide rail 13 is parallel with the rotation axis of the roll coil of strip 2.The engine installation of the present embodiment is cylinder 7, and the cylinder body of cylinder 7 is hingedly mounted in frame 1, and the piston rod of cylinder 7 is articulated and connected with band wheel support 4.Concrete, be provided with hinged otic placode 4a with one end of wheel support 4, the piston rod of cylinder 7 and hinged otic placode 4a are articulated and connected, utilize the fore and aft motion of cylinder 7, can rotate by driving pulley support 4, and then make drive belt 6 contact cooperation with the roll coil of strip 2, and drive belt 6 and the roll coil of strip 2 are applied to certain pressure, drive the roll coil of strip 2 rotations to unreel with increasing friction force.
Concrete, be positioned at wheel support 4 and coordinate and be arranged in frame 1 near the belt pulley rotation of hinged otic placode 4a one end, and this belt pulley is driving pulley 5a, being arranged on the belt pulley of wheel support 4 other ends is driven pulley 5b, the frame 1 of the present embodiment is provided with the band wheel seat 8 for driving pulley 5a is installed, driving pulley rotation coordinates to be arranged on is with on wheel seat 8, and is with wheel support 4 to rotatablely move taking this driving pulley 5a as rotating shaft, and motor is connected with this driving pulley 5a.Adopt the driving mechanism structure of this structure simple, and can increase the rotation amplitude with wheel support 4.
The active unwinding device of the present embodiment, after the roll coil of strip 2 is placed on mount pad 3, utilize cylinder 7 driving pulley supports 4 to rotate, make drive belt 6 contact cooperation with the roll coil of strip 2, utilize the friction force between drive belt 6 and the roll coil of strip 2, drive the roll coil of strip 2 rotations to unreel, so, unreel in process, the propulsive effort unreeling acts directly on the roll coil of strip 2, can not produce to band the effect of pulling force, can meet the requirement that unreels of easily broken band (as thin paper band).By rail set is set, and guide rail 13 is set to parallel with the rotation axis of the roll coil of strip 2, can conveniently regulates the position of frame 1, and then regulate easily the position that unreels of band.
Further, be provided with the kidney-shaped circular hole for driven pulley 5b is installed with wheel support 4, and be provided with the regulating mechanism for regulating driven pulley 5b installation site with wheel support 4.The regulating mechanism of the present embodiment comprises that rotation engage sleeves is contained in the termination 9 on driven pulley 5b and is fixedly installed on the adapter plate 10 on wheel support 4, in termination 9, be provided with tapped bore, in tapped bore, be provided with and coordinate with its screw thread fit and with adapter plate 10 rotation and the screw rod 11 of axial restraint.Concrete, the screw rod 11 of the present embodiment is provided with set collar 11a, adapter plate 10 is provided with the through hole coordinating with set collar 11a, and screw rod 11 is through through hole and utilize set collar 11a and adapter plate 10 axial location, and set collar 11a is positioned at the side of adapter plate 10 away from driving pulley 5a.Preferably, screw rod 11 be provided with for the positioning head 12 of adapter plate axial location, positioning head 12 and set collar 11a lay respectively at the both sides of adapter plate 10, being convenient to drive screw 11 on the one hand rotates, and then the installation site of adjusting driven pulley 5b, make on the other hand better axial location of screw rod 11.By regulating mechanism is set, can regulate quickly and easily the installation site of driven pulley 5b, and then regulate the distance between driving pulley 5a and driven pulley 5b, and drive belt 6 is strained.
Finally explanation is, above preferred embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is described in detail by above preferred embodiment, but those skilled in the art are to be understood that, can make various changes to it in the form and details, and not depart from the utility model claims limited range.
Claims (8)
1. an active unwinding device, is characterized in that: comprise frame, described frame is provided with the mount pad for placing the roll coil of strip, and the bottom of described frame is provided with the driver train that relays volume for rotating band convolution;
Described driver train comprises that rotation is hingedly mounted on the band wheel support in described frame, the described two ends with wheel support are respectively equipped with belt pulley, between two described belt pulleys, be provided with drive belt, and be describedly provided with the motor for driving the motion of described drive belt with wheel support, frame is provided with for driving describedly rotate and makes described drive belt contact the engine installation of cooperation with the described roll coil of strip with wheel support;
The below of described frame is provided with rail set, and described rail set comprises and be laid on two guide rails of described frame below and be arranged on the chute coordinating in described frame and with described guide rail, and described guide rail is parallel with the rotation axis of the described roll coil of strip.
2. active unwinding device according to claim 1, is characterized in that: described engine installation is cylinder, and the cylinder body of described cylinder is hingedly mounted in described frame, and the piston rod of cylinder and described band wheel support are articulated and connected.
3. active unwinding device according to claim 2, is characterized in that: described one end with wheel support is provided with hinged otic placode, and the piston rod of described cylinder and described hinged otic placode are articulated and connected.
4. active unwinding device according to claim 3, it is characterized in that: be positioned at and describedly coordinate and be arranged in described frame near the described belt pulley rotation of described hinged otic placode one end with wheel support, and this belt pulley is driving pulley, being arranged on the described belt pulley with the wheel support other end is driven pulley.
5. active unwinding device according to claim 4, is characterized in that: be describedly provided with the kidney-shaped circular hole for described driven pulley is installed with wheel support, and be describedly provided with the regulating mechanism for regulating described driven pulley installation site with wheel support.
6. active unwinding device according to claim 5, it is characterized in that: described regulating mechanism comprises that rotation engage sleeves is contained in the termination on described driven pulley and is fixedly installed on described with the adapter plate on wheel support, in described termination, be provided with tapped bore, in described tapped bore, be provided with and coordinate with its screw thread fit and with the rotation of described adapter plate and the screw rod of axial restraint.
7. active unwinding device according to claim 6, it is characterized in that: described screw rod is provided with set collar, described adapter plate is provided with the through hole coordinating with described set collar, described screw rod is through described through hole and utilize described set collar and described adapter plate axial location, and described set collar is positioned at the side of described adapter plate away from described driving pulley.
8. active unwinding device according to claim 7, is characterized in that: described screw rod be provided with for the positioning head of described adapter plate axial location, described positioning head and described set collar lay respectively at the both sides of described adapter plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818974.1U CN203714886U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818974.1U CN203714886U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203714886U true CN203714886U (en) | 2014-07-16 |
Family
ID=51154058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320818974.1U Expired - Fee Related CN203714886U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203714886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750750A (en) * | 2018-06-06 | 2018-11-06 | 河北入微能源科技有限公司 | A kind of unreeling stand and body paper machining production line |
| CN117476360A (en) * | 2023-11-29 | 2024-01-30 | 东莞市铭岳电子科技有限公司 | Coiling device for coil processing |
-
2013
- 2013-12-13 CN CN201320818974.1U patent/CN203714886U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750750A (en) * | 2018-06-06 | 2018-11-06 | 河北入微能源科技有限公司 | A kind of unreeling stand and body paper machining production line |
| CN117476360A (en) * | 2023-11-29 | 2024-01-30 | 东莞市铭岳电子科技有限公司 | Coiling device for coil processing |
| CN117476360B (en) * | 2023-11-29 | 2024-04-05 | 东莞市铭岳电子科技有限公司 | Coiling device for coil processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140716 Termination date: 20161213 |