CN217183927U - Net winding roller braking device of bundling machine - Google Patents
Net winding roller braking device of bundling machine Download PDFInfo
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- CN217183927U CN217183927U CN202221109109.5U CN202221109109U CN217183927U CN 217183927 U CN217183927 U CN 217183927U CN 202221109109 U CN202221109109 U CN 202221109109U CN 217183927 U CN217183927 U CN 217183927U
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Abstract
A net winding roller braking device of a bundling machine comprises a brake disc, a brake block and a transmission assembly, wherein the brake disc is sleeved at the end part of a net winding roller, one end of the brake block is rotatably connected with a bundling machine shell, the other end of the brake block is rotatably connected with the transmission assembly, the transmission assembly is also rotatably connected with a cutter, and when the bottom end of the cutter rotates downwards and cuts a bundling net, the transmission assembly can drive the brake block to rotate and approach the brake disc, so that a braking friction surface of the brake block is attached to the outer circular surface of the brake disc and is braked through friction; when the bottom of cutter upwards rotated to and beat the bundling net separation, transmission assembly can drive the brake pads rotation and keep away from the brake disc, makes brake pads and brake disc separation. The utility model discloses having changed the state that the brake pads and brake disc contacted all the time, having reduced the rate of wear of brake pads and brake disc, having promoted arresting gear's life, having realized the linkage of cutter with the brake pads through drive assembly, no longer need artifical frequent operation, it is more convenient to use.
Description
Technical Field
The utility model relates to a bundling machine field especially relates to a bundling machine twines net roller arresting gear.
Background
A baler is a machine for baling grass, and is an important component of an agricultural machine, and is receiving increasing attention from users. With the continuous promotion of the national straw burning prohibition policy and the continuous development of the downstream straw industry, the baler becomes an indispensable farm tool for separating straws from the field, and the baler cannot be separated for the pasture harvest in farming and pasturing areas. The stability of the net winding device as one of the important working devices of the bundling machine is directly related to the use experience of the whole machine. The main components of the net winding device are a net winding roller and a cutter, the bundling net is wound on the net winding roller in advance, and when bundling is needed, the bundling net is discharged to the required bundling length along with the rotation of the net winding roller, and then the bundling net is cut off through the cutter. Therefore, the net winding roller needs to rotate rapidly to release the net when the bundling is performed, and the net winding roller needs to stop rotating rapidly after the cutter cuts off the net, and the net is stopped to be released continuously until the bundling machine moves to the next bundling position.
The existing bundling machine is provided with a braking device on a net winding roller, so that the net winding roller can brake and stop rapidly, but the existing net winding roller braking device belongs to passive braking, a brake block and a brake disc are always in contact, when the braking is needed, the brake block is pressurized through manual operation, the extrusion force between the brake block and the brake disc is improved, and the braking is realized by increasing the friction force. This kind of braking mode is because the brake pads and the brake disc contact all the time for there is certain frictional force all the time between brake pads and the brake disc, consequently twines and can receive extra resistance when the net roller rotates and act on, accelerated the rate of wear of brake pads and brake disc moreover, reduced arresting gear's life, the contact force size between brake pads and the brake disc needs to be adjusted through manual operation, just needs artifical frequent operation at the in-process of continuously tying many times, and it is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
For solving the problems of lower service life and inconvenient use of the prior net winding roller braking device, the utility model provides a net winding roller braking device of a bundling machine.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the net winding roller braking device of the bundling machine comprises a brake disc, a brake block and a transmission assembly, wherein two ends of the net winding roller are installed on a bundling machine shell in a penetrating mode, a cutter is arranged on the bottom side of the net winding roller, one side of the cutter is rotatably connected with the bundling machine shell, the brake device comprises the brake disc, the brake block and the transmission assembly, the brake disc is sleeved on the end portion of the net winding roller, and when the bottom end of the cutter rotates downwards and cuts a bundling net, the transmission assembly can drive the brake block to be close to the brake disc, so that a braking friction surface of the brake block is attached to the brake disc and is braked through friction; when the bottom of cutter upwards rotated to and beat the bundling net separation, transmission assembly can drive the brake pads and keep away from the brake disc to make the braking friction surface of brake pads and brake disc separation.
Preferably, one end of the brake block is rotatably connected with the casing of the bundling machine, the other end of the brake block is rotatably connected with the transmission assembly, and the transmission assembly is further rotatably connected with the cutter.
Preferably, the side wall of the brake pad has a brake friction surface matching the outer circular surface of the brake disc.
Preferably, the transmission assembly comprises a connecting rod, and two ends of the connecting rod are respectively connected with the brake block and the cutter in a rotating manner.
Preferably, the transmission assembly comprises a spring and a connecting rope, the top end of the spring is rotatably hung on the casing of the bundling machine, the bottom end of the spring is rotatably hung on the brake block, one end of the connecting rope is rotatably hung on the brake block, and the other end of the connecting rope is rotatably hung on the cutter; when the bottom end of the cutter rotates downwards and cuts the bundled net, the spring can pull the brake block upwards so that the brake block rotates upwards and approaches the brake disc, and the braking friction surface of the brake block is attached to the outer circular surface of the brake disc for braking through the elastic force of the spring; when the bottom of cutter upwards rotated to and beat the bundling net separation time, connect the rope and can pull the brake pad downwards to overcome the elastic force of spring and rotate downwards and separate with the brake disc for the brake pad.
According to the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a drive assembly drives the brake pads rotation, makes the brake pads can switch between the brake state and the non-brake state with brake disc contact or separation, has changed the state that brake pads and brake disc contacted all the time among the current arresting gear, just can not have frictional force between brake pads and the brake disc under the non-brake state, just can not receive extra resistance when winding the net roller and rotating, has reduced the rate of wear of brake pads and brake disc, has promoted arresting gear's life. The utility model discloses well drive assembly drives the brake pads along with the action of cutter, has realized the linkage of cutter and brake pads through drive assembly, can brake automatically when making need the braking, no longer needs artifical frequent operation, and it is more convenient to use, has improved and has used experience.
Drawings
FIG. 1 is a side view of the first embodiment;
FIG. 2 is a front view of the first embodiment in a braking state;
FIG. 3 is a front view of the first embodiment in a non-braking state;
fig. 4 is a front view of the second embodiment in a braking state.
The labels in the figure are: 1. the cutting knife, 2, the brake block, 3, the brake disc, 4, the winding net roller, 5, the connecting rod, 6, the spring, 7, the connecting rope.
Detailed Description
Referring to the drawings, the specific embodiments are as follows:
the utility model provides a bundling machine twine net roller arresting gear, this bundling machine twine the both ends of net roller 4 and run through and install on the bundling machine casing, twine the bottom side of net roller 4 and be equipped with cutter 1, one side and the bundling machine casing of cutter 1 rotate to be connected.
The braking device comprises a braking disc 3, a braking block 2 and a transmission assembly, wherein the braking disc 3 is sleeved at the end part of a net winding roller 4, one end of the braking block 2 is rotatably connected with a bundling machine shell, the other end of the braking block 2 is rotatably connected with the transmission assembly, the transmission assembly is further rotatably connected with a cutter 1, and the side wall of the braking block 2 is provided with a braking friction surface matched with the outer circular surface of the braking disc 3.
First embodiment, as shown in fig. 1 to 3, the transmission component of the first embodiment is a connecting rod 5, and two ends of the connecting rod 5 are respectively connected with the brake block 2 and the cutter 1 in a rotating manner. As shown in fig. 2, when the bottom end of the cutting knife 1 rotates downward and cuts the bundled net, the connecting rod 5 can drive the brake block 2 to rotate and approach the brake disc 3, so that the brake friction surface of the brake block 2 is engaged with the outer circular surface of the brake disc 3 and is braked by friction, and the brake device is in a braking state.
As shown in fig. 3, when the bottom end of the cutting knife 1 rotates upward to be separated from the bundling net, the connecting rod 5 can drive the brake block 2 to rotate and move away from the brake disc 3, so that the brake friction surface of the brake block 2 is separated from the outer circular surface of the brake disc 3, and the brake device is in a non-braking state.
Second embodiment, as shown in fig. 4, the transmission assembly of this embodiment is a spring 6 and a connecting rope 7, the top end of the spring 6 is rotatably hung on the casing of the bundling machine, the bottom end of the spring 6 is rotatably hung on the brake block 2, one end of the connecting rope 7 is rotatably hung on the brake block 2, and the other end of the connecting rope 7 is rotatably hung on the cutter 1.
When the bottom end of the cutter 1 rotates downwards and cuts the bundled net, the spring 6 can pull the brake block 2 upwards, so that the brake block 2 rotates upwards and is close to the brake disc 3, the brake friction surface of the brake block 2 is attached to the outer circular surface of the brake disc 3 to brake through the elastic force of the spring 6, and the brake device is in a brake state at the moment.
When the bottom end of the cutting knife 1 rotates upwards to be separated from the bundling net, the connecting rope 7 can pull the brake block 2 downwards, so that the brake block 2 overcomes the elastic force of the spring 6 to rotate downwards and is separated from the brake disc 3, and the brake device is in a non-braking state.
Claims (5)
1. The utility model provides a bundling machine twine net roller arresting gear, twine the both ends of net roller (4) and run through and install on the bundling machine casing, twine the bottom side of net roller (4) and be equipped with cutter (1), one side and the bundling machine casing of cutter (1) rotate and be connected its characterized in that: the braking device comprises a braking disc (3), a braking block (2) and a transmission assembly, wherein the braking disc (3) is sleeved at the end part of a net winding roller (4), and when the bottom end of a cutter (1) rotates downwards and cuts a bundled net, the transmission assembly can drive the braking block (2) to be close to the braking disc (3), so that a braking friction surface of the braking block (2) is attached to the braking disc (3) and is braked through friction; when the bottom end of the cutting knife (1) rotates upwards to be separated from the bundling net, the transmission assembly can drive the brake block (2) to be far away from the brake disc (3), and therefore the brake friction surface of the brake block (2) is separated from the brake disc (3).
2. A web roller brake of a baler according to claim 1, characterised in that: one end of the brake block (2) is rotatably connected with the casing of the bundling machine, the other end of the brake block (2) is rotatably connected with the transmission component, and the transmission component is also rotatably connected with the cutter (1).
3. A web roller brake of a baler according to claim 2, characterised in that: the side wall of the brake block (2) is provided with a brake friction surface matched with the outer circular surface of the brake disc (3).
4. A web roller brake of a baler according to claim 3, characterised in that: the transmission assembly comprises a connecting rod (5), and two ends of the connecting rod (5) are respectively in rotating connection with the brake block (2) and the cutter (1).
5. A web roller brake of a baler according to claim 3, characterised in that: the transmission assembly comprises a spring (6) and a connecting rope (7), the top end of the spring (6) is rotatably hung on the bundling machine shell, the bottom end of the spring (6) is rotatably hung on the brake block (2), one end of the connecting rope (7) is rotatably hung on the brake block (2), and the other end of the connecting rope (7) is rotatably hung on the cutter (1); when the bottom end of the cutter (1) rotates downwards and cuts the bundled net, the spring (6) can pull the brake block (2) upwards so that the brake block (2) rotates upwards and is close to the brake disc (3), and the brake friction surface of the brake block (2) is attached to the outer circular surface of the brake disc (3) for braking through the elastic force of the spring (6); when the bottom end of the cutter (1) upwards rotates to be separated from the bundling net, the connecting rope (7) can downwards pull the brake block (2), so that the brake block (2) downwards rotates against the elastic force of the spring (6) and is separated from the brake disc (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221109109.5U CN217183927U (en) | 2022-05-10 | 2022-05-10 | Net winding roller braking device of bundling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221109109.5U CN217183927U (en) | 2022-05-10 | 2022-05-10 | Net winding roller braking device of bundling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217183927U true CN217183927U (en) | 2022-08-16 |
Family
ID=82778701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221109109.5U Active CN217183927U (en) | 2022-05-10 | 2022-05-10 | Net winding roller braking device of bundling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217183927U (en) |
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2022
- 2022-05-10 CN CN202221109109.5U patent/CN217183927U/en active Active
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