CN214779998U - Tube core tensioning device for winding and unwinding mechanism - Google Patents
Tube core tensioning device for winding and unwinding mechanism Download PDFInfo
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- CN214779998U CN214779998U CN202120326031.1U CN202120326031U CN214779998U CN 214779998 U CN214779998 U CN 214779998U CN 202120326031 U CN202120326031 U CN 202120326031U CN 214779998 U CN214779998 U CN 214779998U
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Abstract
The application relates to a tube core tensioning device for a winding and unwinding mechanism, which comprises a rotating shaft, wherein the outer wall of the rotating shaft is provided with an accommodating groove group, the accommodating groove group comprises at least one accommodating groove which is arranged on the outer wall of the rotating shaft along the axial direction of the rotating shaft, and a rubber leather tube is arranged in at least one accommodating groove; when the external force of the rubber tube is completely abutted against the bottom surface of the accommodating groove, the rubber tube is completely positioned in the accommodating groove; when the rubber tube is in a natural state, the rubber tube partially protrudes out of the outer wall of the rotating shaft, and when the charging barrel is sleeved in the rotating shaft, the rubber tube is abutted against the inner wall of the charging barrel. When installing the feed cylinder in the pivot, can push into the holding tank with the rubber skin pipe in, make it can not influence the feed cylinder installation. After the charging barrel is sleeved on the rotating shaft, the rubber tube loses external force applied by hands to the charging barrel and abuts against the charging barrel under the elastic action of the rubber tube, so that the charging barrel is more stably installed on the rotating shaft, and the installation of the charging barrel cannot be influenced. The charging barrel can be conveniently and stably arranged on the rotating shaft.
Description
Technical Field
The application relates to the field of edging machines, in particular to a tube core tensioning device for a winding and unwinding mechanism.
Background
The current winding and unwinding mechanism generally comprises a rotating shaft and a motor for driving the rotating shaft to rotate. When the material unwinding and winding device works, a material barrel to be unwound or wound is sleeved outside the rotating shaft and fixed with the rotating shaft, and the motor drives the rotating shaft to rotate, so that the material barrel is driven to rotate, and unwinding or winding of materials on the material barrel is realized.
In practical use, if the clearance between feed cylinder and the pivot is too big, then the pivot can't be fine when rotating drive the synchronous rotation of feed cylinder, can't realize the rolling promptly and unreel. If the gap between the cartridge and the rotating shaft is too small, it is difficult to attach and detach the cartridge to and from the rotating shaft.
To the correlation technique among the above-mentioned, the utility model people think there is the feed cylinder can not convenient stable the installation in the pivot defect.
SUMMERY OF THE UTILITY MODEL
In order to enable the charging barrel to be conveniently and stably arranged on the rotating shaft, the tube core tensioning device for the winding and unwinding mechanism adopts the following technical scheme:
a tube core tensioning device for a winding and unwinding mechanism comprises a rotating shaft, wherein an accommodating groove group is formed in the outer wall of the rotating shaft, the accommodating groove group comprises at least one accommodating groove formed in the outer wall of the rotating shaft along the axial direction of the rotating shaft, and a rubber tube is installed in at least one accommodating groove; when the external force of the rubber hose is completely abutted against the bottom surface of the accommodating groove, the rubber hose is completely positioned in the accommodating groove; when the rubber tube is in a natural state, the rubber tube partially protrudes out of the outer wall of the rotating shaft, and when the charging barrel is sleeved in the rotating shaft, the rubber tube is abutted against the inner wall of the charging barrel.
Through adopting above-mentioned technical scheme, when installing the feed cylinder in the pivot, can push into the holding tank with the rubber skin pipe in, make it can not influence the feed cylinder installation. After the charging barrel is sleeved on the rotating shaft, the rubber tube loses external force applied by hands to the charging barrel and abuts against the charging barrel under the elastic action of the rubber tube, so that the charging barrel is more stably installed on the rotating shaft, and the installation of the charging barrel cannot be influenced. The charging barrel can be conveniently and stably arranged on the rotating shaft. Because the rubber tube is abutted against the charging barrel, if the charging barrel does not rotate along with the rotation of the rotating shaft,
then can produce frictional force between rubber leather hose and the feed cylinder, make the distortion to holding tank other positions, rubber leather hose more outstanding in the pivot surface, with the feed cylinder butt chucking, ensure that the feed cylinder can rotate along with the pivot rotation.
Preferably, the cross section of the accommodating groove is triangular.
Through adopting above-mentioned technical scheme, make the rubber leather hose not change at the feed cylinder, when its distortion arrives holding tank other positions, ensure that the rubber leather hose can more outstanding in the pivot surface.
Preferably, the connecting groove has been seted up to the holding tank bottom surface, the connecting groove is equipped with two, rubber leather hose both ends are installed in the connecting groove.
Through adopting above-mentioned technical scheme to make installing in the holding tank that rubber leather hose can be stable.
Preferably, the two ends of the rubber tube are fixedly connected with mounting heads respectively, and the mounting heads are in threaded connection with the connecting grooves.
By adopting the technical scheme, the rubber hose can be installed only by screwing the installation head into the connecting groove, and the operation is convenient.
Preferably, the holding groove group includes two holding tanks, and two holding tanks are the symmetry along the pivot axis and set up and lie in pivot outer wall both sides respectively, two spread grooves have been seted up to the holding tank bottom surface, and the spread groove of two holding tanks communicates each other, and one of them holding tank is embedded to be equipped with the rubber leather hose, and the rubber leather hose both ends pass the spread groove respectively and enter into in another holding tank.
Through adopting above-mentioned technical scheme, when the installation rubber leather hose, only need with rubber leather hose both ends through the spread groove wear to establish to another holding tank in can, convenient operation. And the both ends of the rubber tube in another holding tank can also be abutted against the charging barrel, so that the inner wall of the charging barrel is abutted by multiple points, and the charging barrel can be more stably arranged on the rotating shaft.
Preferably, rubber leather hose both ends difference fixedly connected with first connector and second connector, first connector can be dismantled and connect in the second connector, the sectional area of first connector and second connector all is less than the sectional area of rubber leather hose.
Through adopting above-mentioned technical scheme, pass the spread groove with rubber skin pipe both ends after, can couple together rubber skin pipe both ends through first connector and second connector. The rubber tube is more stably arranged on the rotating shaft.
Preferably, the second connector is made by metal, offer the caulking groove that is used for inlaying the second connector along its axial on the first connector, the caulking groove bottom surface is equipped with the magnet that is used for adsorbing the second connector.
Through adopting above-mentioned technical scheme, only need can accomplish the installation of first connector and second connector in embedding the caulking groove with the second connector, convenient operation.
Preferably, the accommodating groove group is provided with a plurality of accommodating groove groups along the circumferential direction of the rotating shaft.
Through adopting above-mentioned technical scheme to make the feed cylinder multiple spot receive the butt, make the installation that the feed cylinder can be more stable in the pivot.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the charging barrel can be conveniently and stably arranged on the rotating shaft and stably rotates along with the rotation of the rotating shaft;
2. simple structure and convenient installation.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
FIG. 2 is a sectional view of the embodiment in its natural state.
Fig. 3 is a sectional view of the first embodiment and the second embodiment when an external force is applied.
Fig. 4 is a schematic structural diagram of the second embodiment.
FIG. 5 is a sectional view of the second embodiment in its natural state.
Fig. 6 is a partial schematic view of the first connector and the second connector according to the second embodiment.
Description of reference numerals: 1. a rotating shaft; 2. accommodating grooves; 3. a vertical wall; 4. an inclined wall; 5. connecting grooves; 6. a rubber hose; 7. a mounting head; 8. a first connector; 9. a second connector; 10. caulking grooves; 11. and a magnet.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The first embodiment is as follows:
the embodiment of the application discloses a tube core tensioning device for a winding and unwinding mechanism. Referring to fig. 1 and 2, the tensioner comprises a shaft 1. The outer wall of the rotating shaft 1 is provided with two accommodating groove groups along the circumferential direction of the rotating shaft 1. The containing groove group comprises a containing groove 2 which is arranged on the outer wall of the rotating shaft 1 along the axial direction of the rotating shaft 1. The cross-section of the holding tank 2 is a right triangle, and the cross-section of the bottom of the holding tank 2 is composed of a right-angle side and a hypotenuse. The bottom wall of the groove bottom of the holding groove 2 corresponding to the right-angle edge is a vertical wall 3, and the bottom wall of the groove bottom of the holding groove 2 corresponding to the bevel edge is an inclined wall 4.
Referring to fig. 1 and 2, the inclined wall 4 is provided with a connecting groove 5 along the radial direction of the rotating shaft 1. The connecting grooves 5 are arranged in two and are distributed at intervals along the axial direction of the rotating shaft 1. Install rubber leather hose 6 in holding tank 2, 6 both ends of rubber leather hose are fixedly connected with respectively and install head 7, and a installation head 7 corresponds a spread groove 5, and installation head 7 threaded connection is in spread groove 5.
The implementation principle of the tube core tensioning device in the embodiment of the application is as follows:
referring to fig. 1 and 2, when the rubber tube 6 is in a natural state, the rubber tube 6 partially protrudes from the outer wall of the rotating shaft 1. Referring to fig. 2 and 3, when the cartridge is required to be mounted on the rotating shaft 1, the rubber tube 6 is pressed into the accommodating groove 2, and then the cartridge is sleeved on the rotating shaft 1. At this time, the rubber hose 6 loses the external force applied thereto by the hand, and moves in the direction away from the accommodating groove 2 under the action of its own elasticity until abutting against the inner wall of the charging barrel. Thereby allowing the cartridge to be stably mounted on the rotating shaft 1.
When pivot 1 is rotatory, if the feed cylinder does not rotate, then can produce frictional force between rubber leather hose 6 and the feed cylinder, make rubber leather hose 6 along the inclined plane distortion to holding tank 2 keep away from the position of its bottom, rubber leather hose 6 more outstanding in 1 surface of pivot, with the feed cylinder butt chucking, ensure that the feed cylinder can rotate along with pivot 1 rotation.
Example two:
the embodiment of the application discloses a tube core tensioning device for a winding and unwinding mechanism. Referring to fig. 4 and 5, the tensioner comprises a shaft 1. The outer wall of the rotating shaft 1 is provided with an accommodating groove group, and one accommodating groove group is arranged. The holding groove group comprises two holding grooves 2, the two holding grooves 2 are symmetrically arranged along the axis of the rotating shaft 1, and the two holding grooves 2 are respectively positioned on two sides of the outer wall of the rotating shaft 1. The cross-section of the holding tank 2 is a right triangle, and the cross-section of the bottom of the holding tank 2 is composed of a right-angle side and a hypotenuse. The bottom wall of the groove bottom of the holding groove 2 corresponding to the right-angle edge is a vertical wall 3, and the bottom wall of the groove bottom of the holding groove 2 corresponding to the bevel edge is an inclined wall 4.
Referring to fig. 4 and 5, the inclined wall 4 is provided with a connecting groove 5 along the radial direction of the rotating shaft 1. The connecting grooves 5 are arranged in two and are distributed at intervals along the axial direction of the rotating shaft 1. The corresponding connecting grooves 5 between the two accommodating grooves 2 communicate with each other. Install rubber leather hose 6 in holding tank 2, 6 both ends of rubber leather hose pass spread groove 5 respectively and enter into in another holding tank 2.
Referring to fig. 4 and 5, when the rubber tube 6 is in a natural state, the rubber tube 6 partially protrudes from the outer wall of the rotating shaft 1. Referring to fig. 3 and 5, when the cartridge is required to be mounted on the rotating shaft 1, the rubber tube 6 is pressed into the accommodating groove 2, and then the cartridge is sleeved on the rotating shaft 1. At this time, the rubber hose 6 loses the external force applied thereto by the hand, and moves in the direction away from the accommodating groove 2 under the action of its own elasticity until abutting against the inner wall of the charging barrel. Thereby allowing the cartridge to be stably mounted on the rotating shaft 1.
When pivot 1 is rotatory, if the feed cylinder does not rotate, then can produce frictional force between rubber leather hose 6 and the feed cylinder, make rubber leather hose 6 along the inclined plane distortion to holding tank 2 keep away from the position of its bottom, rubber leather hose 6 more outstanding in 1 surface of pivot, with the feed cylinder butt chucking, ensure that the feed cylinder can rotate along with pivot 1 rotation.
Referring to fig. 4 and 6, in order to stably mount the rubber hose 6 on the rotating shaft 1, a first connector 8 and a second connector 9 are fixedly connected to both ends of the rubber hose 6, respectively. The first connector 8 and the second connector 9 are made of metal. And the sectional areas of the first connector 8 and the second connector 9 are smaller than the sectional area of the rubber hose 6. The first connector 8 is provided with a caulking groove 10 along the axial direction. The bottom of the caulking groove 10 is provided with a magnet 11.
After two ends of the rubber tube 6 penetrate through the connecting grooves 5, the second connector 9 is embedded into the embedding groove 10 of the first connector 8. The second connector 9 is stably connected with the first connector 8 under the action of the magnet 11. Thereby enabling the rubber hose 6 to be more stably mounted on the rotating shaft 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a tube core overspeed device tensioner for receiving and releasing mechanism, includes pivot (1), its characterized in that: the outer wall of the rotating shaft (1) is provided with a holding tank (2) group, the holding tank (2) group comprises at least one holding tank (2) which is axially arranged on the outer wall of the rotating shaft (1) along the rotating shaft (1), and a rubber hose (6) is arranged in at least one holding tank (2); when the external force of the rubber hose (6) is completely abutted against the bottom surface of the accommodating groove (2), the rubber hose (6) is completely positioned in the accommodating groove (2); when the rubber tube (6) is in a natural state, the rubber tube (6) partially protrudes out of the outer wall of the rotating shaft (1), and when the charging barrel is sleeved in the rotating shaft (1), the rubber tube (6) is abutted against the inner wall of the charging barrel.
2. The die tensioning device for winding and unwinding mechanisms as claimed in claim 1, wherein: the cross section of the accommodating groove (2) is triangular.
3. The die tensioning device for winding and unwinding mechanisms as claimed in claim 2, wherein: connecting groove (5) have been seted up to holding tank (2) bottom surface, connecting groove (5) are equipped with two, install in connecting groove (5) at rubber leather hose (6) both ends.
4. The die tensioning device for winding and unwinding mechanisms as claimed in claim 3, wherein: the rubber hose (6) is characterized in that two ends of the rubber hose (6) are fixedly connected with mounting heads (7) respectively, and the mounting heads (7) are in threaded connection with the connecting grooves (5).
5. The die tensioning device for winding and unwinding mechanisms as claimed in claim 2, wherein: holding tank (2) group is including two holding tanks (2), and two holding tanks (2) are the symmetry along pivot (1) axis and set up and lie in pivot (1) outer wall both sides respectively, two spread groove (5) have been seted up to holding tank (2) bottom surface, and spread groove (5) of two holding tanks (2) communicate each other, and one of them holding tank (2) is embedded to be equipped with rubber leather hose (6), and rubber leather hose (6) both ends are passed spread groove (5) respectively and are entered into in another holding tank (2).
6. The die tensioning device for winding and unwinding mechanisms as claimed in claim 5, wherein: rubber leather hose (6) both ends difference fixedly connected with first connector (8) and second connector (9), first connector (8) can be dismantled and connect in second connector (9), the sectional area of first connector (8) and second connector (9) all is less than the sectional area of rubber leather hose (6).
7. The die tensioning device for winding and unwinding mechanisms as claimed in claim 6, wherein: the second connector (9) is made by metal, set up caulking groove (10) that are used for inlaying and establish second connector (9) along its axial on first connector (8), caulking groove (10) bottom surface is equipped with magnet (11) that are used for adsorbing second connector (9).
8. The die tensioning device for winding and unwinding mechanisms as claimed in claim 1, wherein: the holding tank (2) group is provided with a plurality of along the circumferential direction of the rotating shaft (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120326031.1U CN214779998U (en) | 2021-02-04 | 2021-02-04 | Tube core tensioning device for winding and unwinding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120326031.1U CN214779998U (en) | 2021-02-04 | 2021-02-04 | Tube core tensioning device for winding and unwinding mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214779998U true CN214779998U (en) | 2021-11-19 |
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ID=78752240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120326031.1U Active CN214779998U (en) | 2021-02-04 | 2021-02-04 | Tube core tensioning device for winding and unwinding mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214779998U (en) |
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2021
- 2021-02-04 CN CN202120326031.1U patent/CN214779998U/en active Active
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