CN219155981U - Unwinding mechanism for degradable film - Google Patents
Unwinding mechanism for degradable film Download PDFInfo
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- CN219155981U CN219155981U CN202223613007.XU CN202223613007U CN219155981U CN 219155981 U CN219155981 U CN 219155981U CN 202223613007 U CN202223613007 U CN 202223613007U CN 219155981 U CN219155981 U CN 219155981U
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Abstract
The utility model relates to a degradable film unreeling mechanism, which comprises a reel (11), wherein a through hole is axially formed in the reel (11), a first locating center (8) and a second locating center (12) are respectively arranged at the left end and the right end of the reel (11) in the axial direction, and the first locating center (8) can drive the reel (11) to rotate. The utility model has simple structure, convenient installation, stable and reliable unreeling.
Description
Technical Field
The utility model relates to a unwinding mechanism for a degradable film.
Background
With the appearance of the degradation film, the rice planting technology correspondingly changes, and the application of the film-covered dry sowing is wider and wider. The structure of the unreeling mechanism of the existing degradation film is complex, the installation is inconvenient, and the unreeling stability and reliability are insufficient.
Disclosure of Invention
The utility model aims to provide a degradable film unreeling mechanism which is simple in structure, convenient to install, stable and reliable in unreeling.
The technical scheme for realizing the aim of the utility model is as follows:
the utility model provides a degradation membrane unreeling mechanism, includes reel (11), and reel (11) axial is opened there is the through-hole, and reel (11) axial left and right sides both ends are equipped with first location top (8) and second location top (12) respectively, and first location top (8) can drive reel (11) rotation.
Further, a first locating shaft (81) is connected to the left side of the first locating center (8), the first locating shaft (81) is located on the inner side of the locking jacket (6), the left end of the first locating shaft (81) is fixed with the locking jacket (6), and the locking jacket (6) can rotate under the driving of the driving device.
Further, a locking clamping jaw (7) and a locking nut (9) are arranged, the locking clamping jaw (7) is positioned between the inner side of the locking jacket (6) and the outer side of the left end of the winding drum (11), and the locking nut (9) is positioned on the outer sides of the locking jacket (6) and the locking clamping jaw (7); the left end of the winding drum (11) is locked with the locking jacket (6) through the locking nut (9) and the locking clamping jaw (7).
Further, the left end and the right end of the locking clamping jaw (7) are conical surfaces, the conical surfaces corresponding to the left end are arranged on the inner side of the locking jacket, and the conical surfaces are matched with the locking jacket; and the inner side of the lock nut is provided with a conical surface matched with the right end conical surface.
Further, a second locating shaft (121) is connected to the right side of the second locating center (12), the second locating shaft (121) is mounted on a bearing in the sleeve (13), and the second locating shaft (121) can rotate relative to the sleeve (13).
Further, a screw rod (17) and a screw nut (15) mechanism are arranged, the screw rod (17) and the screw nut (15) mechanism are used for driving the sleeve (13) to move left and right, and further driving the second locating center (12) to move left and right, the screw nut (15) is located on the inner side of the right end of the sleeve (13) and is fixed with the sleeve (13), and the right end of the screw rod (17) is connected with the rotary handle (19).
Further, a tail tube support (14) is arranged, a sleeve (13) and a screw (17) are positioned on the inner side of the tail tube support (14), a screw support (18) is arranged on the inner side of the right end of the tail tube support (14), and the right end of the screw (17) passes through the screw support (18).
Further, the driving device comprises a first gear (4), the first gear (4) is arranged on a driving shaft, and the driving shaft is provided with a magnetic powder brake (1); a second gear (5) is fixed on the outer side of the locking jacket (6), and the second gear (5) is meshed with the first gear (4).
The utility model has the beneficial effects that:
according to the utility model, a through hole is axially formed in the winding drum (11), a first locating center (8) and a second locating center (12) are respectively arranged at the left end and the right end of the winding drum (11) in the axial direction, and the first locating center (8) can drive the winding drum (11) to rotate. The winding drum (11) is positioned through the first positioning center (8) and the second positioning center (12), and is driven to rotate through the first positioning center (8), so that the winding drum is simple in structure, convenient to install, stable and reliable in unreeling.
The left side of the first locating center (8) is connected with a first locating shaft (81), the first locating shaft (81) is positioned at the inner side of the locking jacket (6), the left end of the first locating shaft (81) is fixed with the locking jacket (6), and the locking jacket (6) can rotate under the driving of the driving device; the locking device is provided with a locking clamping jaw (7) and a locking nut (9), wherein the locking clamping jaw (7) is positioned between the inner side of a locking jacket (6) and the outer side of the left end of a winding drum (11), and the locking nut (9) is positioned on the outer sides of the locking jacket (6) and the locking clamping jaw (7); the left end of the winding drum (11) is locked with the locking jacket (6) through the locking nut (9) and the locking clamping jaw (7); the left end and the right end of the locking clamping jaw (7) are conical surfaces, the conical surfaces corresponding to the conical surfaces of the left end are arranged on the inner side of the locking jacket; and the inner side of the lock nut is provided with a conical surface matched with the right end conical surface. According to the utility model, the first locating center is fixed with the winding drum through the locking mechanism, so that unreeling stability and reliability are further effectively ensured.
The right side of the second locating center (12) is connected with a second locating shaft (121), the second locating shaft (121) is arranged on a bearing in the sleeve (13), and the second locating shaft (121) can rotate relative to the sleeve (13). The novel rotary handle is provided with a screw rod (17) and a screw nut (15) mechanism, wherein the screw rod (17) and the screw nut (15) mechanism are used for driving the sleeve (13) to move left and right, further driving the second locating center (12) to move left and right, the screw nut (15) is positioned on the inner side of the right end of the sleeve (13) and is fixed with the sleeve (13), and the right end of the screw rod (17) is connected with the rotary handle (19). The tail tube type automatic feeding device is provided with a tail tube support (14), a sleeve (13) and a screw (17) are positioned on the inner side of the tail tube support (14), a screw support (18) is arranged on the inner side of the right end of the tail tube support (14), and the right end of the screw (17) passes through the screw support (18). According to the utility model, the screw rod and nut mechanism and the fixing mechanism are used for realizing the fixation of the second locating center and the winding drum, so that the structure is simple, the installation is convenient, and the unreeling stability and reliability are further effectively ensured.
The driving device comprises a first gear (4), wherein the first gear (4) is arranged on a driving shaft, and the driving shaft is provided with a magnetic powder brake (1); a second gear (5) is fixed on the outer side of the locking jacket (6), and the second gear (5) is meshed with the first gear (4).
According to the utility model, the damping force is provided for the rotation of the winding drum through the magnetic powder brake, so that the surface tension of the degradation film is increased, and the degradation film can be always kept in a tight state in the unreeling process due to the adjustable torque of the magnetic powder brake, so that the unreeling stability and reliability are effectively ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the locking jaw of the present utility model;
FIG. 3 is a side view of the locking jaw of the present utility model;
figure 4 is a cross-sectional view of the cage nut of the present utility model.
Detailed Description
As shown in fig. 1, the unwinding mechanism for the degradable film comprises a winding drum 11, wherein a through hole is axially formed in the winding drum 11, a first locating center 8 and a second locating center 12 are respectively arranged at the left end and the right end of the winding drum 11 in the axial direction, and the first locating center 8 can drive the winding drum 11 to rotate. The left side of the first locating center 8 is connected with a first locating shaft 81, the first locating shaft 81 is located on the inner side of the locking sleeve 6, the left end of the first locating shaft 81 is fixed with the locking sleeve 6, and the locking sleeve 6 can rotate under the driving of the driving device.
As shown in fig. 1 to 4, a locking jaw 7 and a locking nut 9 are provided, the locking jaw 7 is positioned between the inner side of the locking sleeve 6 and the outer side of the left end of the winding drum 11, and the locking nut 9 is positioned on the outer side of the locking sleeve 6 and the locking jaw 7; the left end of the winding drum 11 and the locking jacket 6 are locked by the locking nut 9 and the locking clamping jaw 7. The left end and the right end of the locking clamping jaw 7 are conical surfaces, the conical surfaces corresponding to the conical surfaces of the left end, and the inner side of the locking jacket is provided with conical surfaces matched with the conical surfaces; corresponding to the right end conical surface, the inner side of the lock nut 9 is provided with a conical surface matched with the right end conical surface. The locking jaw 7 is made of an elastic material.
As shown in fig. 1, the right side of the second locating tip 12 is connected with a second locating shaft 121, the second locating shaft 121 is mounted on a bearing in the sleeve 13, and the second locating shaft 121 can rotate relative to the sleeve 13. The screw rod 17 and the nut 15 mechanism are arranged, the screw rod 17 and the nut 15 mechanism are used for driving the sleeve 13 to move left and right, further driving the second locating center 12 to move left and right, the nut 15 is positioned on the inner side of the right end of the sleeve 13 and is fixed with the sleeve 13, and the right end of the screw rod 17 is connected with the rotary handle 19.
The tail tube support 14 is arranged, the sleeve 13 and the screw rod 17 are positioned on the inner side of the tail tube support 14, the screw rod support 18 is arranged on the inner side of the right end of the tail tube support 14, and the right end of the screw rod 17 passes through the screw rod support 18. The driving device comprises a first gear 4, wherein the first gear 4 is arranged on a driving shaft, and the driving shaft is provided with a magnetic powder brake 1; the second gear wheel 5 is in mesh with said first gear wheel 4. The bearing frame 2 is fixed on the side plate 3, the bearings 2 are arranged in the bearing frame, the locking jacket 6 is linked with the second gear 5 through keys, the locking jacket is arranged in the inner diameter of the bearing, and the second gear 5 is meshed with the first gear 4. The outside of the sleeve 13 is connected with a locking handle 16, and the locking handle 16 is used for fastening and positioning the sleeve 13 and the tail tube bracket 14.
After the left side of the winding drum 11 is propped against the locating center 8, the locking nut 9 is rotated, so that the locking clamping jaw 7 is subjected to axial force, and the locking clamping jaw 7 moves along the axial direction. Since the contact surface of the locking jaw 7 with the lock nut 9 is a bevel and the contact surface with the locking jacket 6 is also a bevel, the locking jaw 7 is deformed by radial forces to grip the spool 11. The rotary handle 19 is rocked, so that the sleeve 13 drives the second locating center 12 to perform linear motion, and the right side of the winding drum 11 is propped. The magnetic powder brake 1 provides damping force for the rotation of the winding drum 11, and increases the surface tension of the degradation film 10, and as the torque of the magnetic powder brake is adjustable, the degradation film 10 can be kept in a tight state all the time in the unreeling process, and the unreeling stability and reliability are effectively ensured.
Claims (8)
1. The utility model provides a degradation membrane unreeling mechanism, includes reel (11), its characterized in that: the winding drum (11) is axially provided with a through hole, the left end and the right end of the winding drum (11) in the axial direction are respectively provided with a first locating center (8) and a second locating center (12), and the first locating center (8) can drive the winding drum (11) to rotate.
2. The degrading membrane unwind mechanism of claim 1, characterized in that: the left side of the first locating center (8) is connected with a first locating shaft (81), the first locating shaft (81) is located on the inner side of the locking jacket (6), the left end of the first locating shaft (81) is fixed with the locking jacket (6), and the locking jacket (6) can rotate under the driving of the driving device.
3. The degrading film unreeling mechanism of claim 2 wherein: the locking device is provided with a locking clamping jaw (7) and a locking nut (9), wherein the locking clamping jaw (7) is positioned between the inner side of a locking jacket (6) and the outer side of the left end of a winding drum (11), and the locking nut (9) is positioned on the outer sides of the locking jacket (6) and the locking clamping jaw (7); the left end of the winding drum (11) is locked with the locking jacket (6) through the locking nut (9) and the locking clamping jaw (7).
4. The degrading membrane unwind mechanism of claim 1, characterized in that: the left end and the right end of the locking clamping jaw (7) are conical surfaces, the conical surfaces corresponding to the conical surfaces of the left end are arranged on the inner side of the locking jacket; and the inner side of the lock nut is provided with a conical surface matched with the right end conical surface.
5. The degrading membrane unwind mechanism of claim 1, characterized in that: the right side of the second locating center (12) is connected with a second locating shaft (121), the second locating shaft (121) is arranged on a bearing in the sleeve (13), and the second locating shaft (121) can rotate relative to the sleeve (13).
6. The unwind mechanism of degradable film of claim 5, characterized in that: the novel rotary handle is provided with a screw rod (17) and a screw nut (15) mechanism, wherein the screw rod (17) and the screw nut (15) mechanism are used for driving the sleeve (13) to move left and right, further driving the second locating center (12) to move left and right, the screw nut (15) is positioned on the inner side of the right end of the sleeve (13) and is fixed with the sleeve (13), and the right end of the screw rod (17) is connected with the rotary handle (19).
7. The unwind mechanism of degradable film of claim 5, characterized in that: the tail tube type automatic feeding device is provided with a tail tube support (14), a sleeve (13) and a screw (17) are positioned on the inner side of the tail tube support (14), a screw support (18) is arranged on the inner side of the right end of the tail tube support (14), and the right end of the screw (17) penetrates through the screw support (18).
8. The degrading film unreeling mechanism of claim 2 wherein: the driving device comprises a first gear (4), wherein the first gear (4) is arranged on a driving shaft, and the driving shaft is provided with a magnetic powder brake (1); a second gear (5) is fixed on the outer side of the locking jacket (6), and the second gear (5) is meshed with the first gear (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223613007.XU CN219155981U (en) | 2022-12-29 | 2022-12-29 | Unwinding mechanism for degradable film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223613007.XU CN219155981U (en) | 2022-12-29 | 2022-12-29 | Unwinding mechanism for degradable film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219155981U true CN219155981U (en) | 2023-06-09 |
Family
ID=86638471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223613007.XU Active CN219155981U (en) | 2022-12-29 | 2022-12-29 | Unwinding mechanism for degradable film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219155981U (en) |
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2022
- 2022-12-29 CN CN202223613007.XU patent/CN219155981U/en active Active
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