CN203714885U - Active unwinding mechanism - Google Patents
Active unwinding mechanism Download PDFInfo
- Publication number
- CN203714885U CN203714885U CN201320818895.0U CN201320818895U CN203714885U CN 203714885 U CN203714885 U CN 203714885U CN 201320818895 U CN201320818895 U CN 201320818895U CN 203714885 U CN203714885 U CN 203714885U
- Authority
- CN
- China
- Prior art keywords
- wheel support
- frame
- belt
- adapter plate
- unreeling structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- 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. According to the active unwinding mechanism, after the strip coil is positioned on the mounting base, the belt pulley support is driven to rotate by utilizing the power plant, so that the transmission belt and the strip coil are in contact fit, the strip coil is driven to unwind rotatably by utilizing friction between the transmission belt and the strip coil, so that the drive force for unwinding directly acts on the strip coil in an unwinding process, 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 unreeling structure.
Background technology
Existing unreeling structure generally comprises the roll coil of strip that batches band and the driven roller that relays 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, in unreeling 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, when 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, when 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 unreeling structure, and this active unreeling structure 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:
An active unreeling structure, comprises frame, and described frame is provided with for placing the mount pad of 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 describedly with wheel support, be provided with for driving the motor of described drive belt motion, 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.
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 with wheel support, near the described belt pulley rotation of described hinged otic placode one end, coordinate and be arranged in described frame, and this belt pulley is driving pulley, being arranged on the described belt pulley with the wheel support other end is driven pulley.
Further, describedly with wheel support, be provided with for the kidney-shaped circular hole of described driven pulley is installed, and describedly with wheel support, be provided with for regulating the regulating mechanism of described driven pulley installation site.
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 with its screw thread fit and with the rotation of described adapter plate, coordinate 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 described adapter plate away from a side of described driving pulley.
Further, described screw rod is provided with for the positioning head with described adapter plate axial location, and 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 unreeling structure 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 to band, not produce the effect of pulling force, can meet the requirement that unreels of easily broken band (as thin paper band).
Accompanying drawing explanation
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 that the utility model initiatively unreels mechanism for implementing example;
Fig. 2 is the A detail drawing of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
As shown in Figure 1, for the utility model, initiatively unreel the structural representation of mechanism for implementing example.The active unreeling structure of the present embodiment, comprises frame 1, and frame 1 is provided with for placing the mount pad 3 of the roll coil of strip 2, and the bottom of frame 1 is provided with the driver train for driving the roll coil of strip 2 rotations to unreel.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 with wheel support 4, be provided with for driving the motor of drive belt 6 motions, 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 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, one end with wheel support 4 is provided with hinged otic placode 4a, 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, with increasing friction force, drive the roll coil of strip 2 rotations to unreel.
Concrete, being positioned at the belt pulley rotation cooperation near hinged otic placode 4a one end with wheel support 4 is arranged in frame 1, and this belt pulley is driving pulley 5a, the belt pulley being arranged on wheel support 4 other ends is driven pulley 5b, the frame 1 of the present embodiment is provided with for the band wheel seat 8 of driving pulley 5a is installed, driving pulley rotation coordinates and is arranged on band wheel seat 8, and band wheel support 4 take this driving pulley 5a and rotatablely move 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 unreeling structure of the present embodiment, after the roll coil of strip 2 is placed on mount pad 3, utilize cylinder 7 driving pulley support 4 rotations, 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 to band, not produce the effect of pulling force, can meet the requirement that unreels of easily broken band (as thin paper band).
Further, with wheel support 4, be provided with for the kidney-shaped circular hole of driven pulley 5b is installed, and be provided with for regulating the regulating mechanism of 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 with its screw thread fit and with adapter plate 10 rotation, coordinate 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 adapter plate 10 away from a side of driving pulley 5a.Preferably, screw rod 11 is provided with for the positioning head 12 with adapter plate axial location, positioning head 12 and set collar 11a lay respectively at the both sides of adapter plate 10, be convenient on the one hand drive screw 11 rotations, 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 by drive belt 6 tensions.
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 to it, make various changes in the form and details, and not depart from the utility model claims limited range.
Claims (8)
1. an active unreeling structure, is characterized in that: comprise frame, described frame is provided with for placing the mount pad of 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 describedly with wheel support, be provided with for driving the motor of described drive belt motion, 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.
2. active unreeling structure 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 unreeling structure 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 unreeling structure according to claim 3, it is characterized in that: be positioned at and describedly with wheel support, near the described belt pulley rotation of described hinged otic placode one end, coordinate and be arranged in described frame, 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 unreeling structure according to claim 4, is characterized in that: describedly with wheel support, be provided with for the kidney-shaped circular hole of described driven pulley is installed, and describedly with wheel support, be provided with for regulating the regulating mechanism of described driven pulley installation site.
6. active unreeling structure 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 with its screw thread fit and with the rotation of described adapter plate, coordinate and the screw rod of axial restraint.
7. active unreeling structure 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 described adapter plate away from a side of described driving pulley.
8. active unreeling structure according to claim 7, is characterized in that: described screw rod is provided with for the positioning head with described adapter plate axial location, and 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 |
|---|---|---|---|
| CN201320818895.0U CN203714885U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320818895.0U CN203714885U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203714885U true CN203714885U (en) | 2014-07-16 |
Family
ID=51154057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320818895.0U Expired - Fee Related CN203714885U (en) | 2013-12-13 | 2013-12-13 | Active unwinding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203714885U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192603A (en) * | 2014-09-24 | 2014-12-10 | 安吉恒丰卫生材料有限公司 | Active unwinding device for bandage cloth |
| CN106927300A (en) * | 2017-04-12 | 2017-07-07 | 佛山职业技术学院 | A kind of wire-sending device |
| CN107082296A (en) * | 2017-04-28 | 2017-08-22 | 新乡市振英机械设备有限公司 | A kind of coating machine unwinding device |
| CN112359592A (en) * | 2020-12-23 | 2021-02-12 | 南京百世扬服装有限公司 | Automatic many sizes cloth is automatic tailors auxiliary assembly |
-
2013
- 2013-12-13 CN CN201320818895.0U patent/CN203714885U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192603A (en) * | 2014-09-24 | 2014-12-10 | 安吉恒丰卫生材料有限公司 | Active unwinding device for bandage cloth |
| CN106927300A (en) * | 2017-04-12 | 2017-07-07 | 佛山职业技术学院 | A kind of wire-sending device |
| CN107082296A (en) * | 2017-04-28 | 2017-08-22 | 新乡市振英机械设备有限公司 | A kind of coating machine unwinding device |
| CN112359592A (en) * | 2020-12-23 | 2021-02-12 | 南京百世扬服装有限公司 | Automatic many sizes cloth is automatic tailors auxiliary assembly |
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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 |