CN212744784U - Pneumatic disc brake - Google Patents
Pneumatic disc brake Download PDFInfo
- Publication number
- CN212744784U CN212744784U CN202021514678.9U CN202021514678U CN212744784U CN 212744784 U CN212744784 U CN 212744784U CN 202021514678 U CN202021514678 U CN 202021514678U CN 212744784 U CN212744784 U CN 212744784U
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- China
- Prior art keywords
- guide block
- base
- friction plate
- air cylinder
- cylinder
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Abstract
The utility model is suitable for a mechanical arm technical field provides a pneumatic disc brake, including the spacing subassembly that is used for restricting the arm swing, spacing subassembly includes the base, the inside of base has the thing chamber of putting, the upper surface of base is provided with the cylinder, just the cylinder with base fixed connection, the output shaft of cylinder stretches into in the thing chamber of putting, the inside of putting the thing chamber is provided with the guide block, just the guide block with the output shaft fixed connection of cylinder, the outer wall laminating of guide block the inner wall of base, the bottom of guide block is provided with the friction disc, and the friction disc with the guide block can dismantle the connection; through the arrangement of the friction plate, when the output shaft of the air cylinder extends out, the air cylinder drives the guide block to move downwards, and further drives the friction plate to move downwards until the friction plate is in contact with a brake disc on the mechanical arm, so that the mechanical arm is limited to swing.
Description
Technical Field
The utility model belongs to the technical field of the arm, especially, relate to a pneumatic dish brake.
Background
The brake, also called braking, is an operation for stopping or reducing the speed of a running locomotive, vehicle, other transportation means, machine, or the like. The general principle of braking is that a wheel or disk is fixed on the high-speed shaft of the machine, and a brake shoe, belt or disk matched with the wheel or disk is mounted on the machine base, so that the wheel or disk can produce braking torque under the action of external force. The braking device is a mechanical braking device which can slow down the speed of the vehicle, also known as a speed reducer.
At present arm is after stopping, because incomplete level can swing by a wide margin, can collide with the peripheral material of equipment or personnel, has the potential safety hazard to need to have a brake mechanism to come the locking of the mechanism of circling round.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pneumatic dish brake aims at solving present arm and is stopping the back, because incomplete level can swing by a wide margin, can collide with peripheral material of equipment or personnel, has the potential safety hazard to need to have a brake mechanism to come the problem of the mechanism locking that circles round.
The utility model discloses a realize like this, a pneumatic dish brake, including the spacing subassembly that is used for restricting the arm swing, spacing subassembly includes the base, the inside of base has the thing chamber of putting, the upper surface of base is provided with the cylinder, and the cylinder with the base fixed connection, the output shaft of cylinder stretches into in the thing chamber of putting, the inside of putting the thing chamber is provided with the guide block, and the guide block is fixedly connected with the output shaft of cylinder, the outer wall laminating of guide block the inner wall of base, the bottom of guide block is provided with the friction disc, and the friction disc can dismantle with the guide block and connect;
the upper surface of guide block is provided with butterfly spring, just the one end of butterfly spring with guide block fixed connection, the other end of butterfly spring with cylinder fixed connection.
Preferably, the outer side wall of the base is provided with a mounting hole, a fixing shaft is arranged in the mounting hole, and the fixing shaft is connected with the base.
Preferably, a locking bolt is arranged at the joint of the friction plate and the guide block, and the friction plate is detachably connected with the guide block through the locking bolt.
Preferably, a fixing member is arranged below the friction plate, and the fixing member is fixedly connected with the base.
Compared with the prior art, the beneficial effects of the utility model are that: by arranging the friction plate, when the output shaft of the air cylinder extends out, the air cylinder drives the guide block to move downwards, and further drives the friction plate to move downwards until the friction plate is contacted with a brake disc on the mechanical arm, so that the mechanical arm is limited to swing;
through setting up the butterfly spring, when the cylinder is out of service, the output shaft of cylinder passes through the butterfly spring resets, and further drive the guide block resets, simultaneously the butterfly spring can cushion the impact of cylinder output shaft, makes the guide block remove more stably.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a top view of the present invention;
FIG. 5 is a cross-sectional view of FIG. 3;
in the figure: 1-limiting component, 11-base, 12-object placing cavity, 13-cylinder, 14-guide block, 15-friction plate, 151-fixing piece, 16-butterfly spring, 17-mounting hole, 18-fixing shaft and 19-locking bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, a pneumatic disc brake comprises a limiting assembly 1 for limiting swing of a mechanical arm, wherein the limiting assembly 1 comprises a base 11, an article placing cavity 12 is formed in the base 11, an air cylinder 13 is arranged on the upper surface of the base 11, the air cylinder 13 is fixedly connected with the base 11, an output shaft of the air cylinder 13 extends into the article placing cavity 12, a guide block 14 is arranged in the article placing cavity 12, the guide block 14 is fixedly connected with the output shaft of the air cylinder 13, the outer wall of the guide block 14 is attached to the inner wall of the base 11, a friction plate 15 is arranged at the bottom of the guide block 14, and the friction plate 15 is detachably connected with the guide block 14;
the upper surface of the guide block 14 is provided with a butterfly spring 16, one end of the butterfly spring 16 is fixedly connected with the guide block 14, and the other end of the butterfly spring 16 is fixedly connected with the cylinder 13.
In the present embodiment, the base 11 is provided so that the base 11 supports the cylinder 13; the placing cavity 12 is arranged to provide a placing place for the guide block 14; by arranging the air cylinder 13, wherein an air pump and an air pipe are arranged outside the device, the air cylinder 13 is communicated with the air pump through the air pipe, when the air pump works, the air pump conveys air into the air cylinder 13 through the air pipe, at the moment, the pressure in the air cylinder 13 is increased, and an output shaft of the air cylinder 13 extends out; the outer wall of the guide block 14 is attached to the inner wall of the base 11, so that the guide block 14 slides along the inner wall of the base 11, guidance is provided for the movement of the guide block 14, and the guide block 14 is prevented from deviating in the movement process; the friction plate 15 is arranged, so that the friction plate 15 is in contact with a brake disc on the mechanical arm, and the swinging of the mechanical arm is limited; by providing the butterfly spring 16, when the air cylinder 13 is de-energized, the output shaft of the air cylinder 13 is reset by the butterfly spring 16, and the butterfly spring 16 can buffer the impact of the output shaft of the air cylinder 13, so that the guide block 14 can move more stably.
Further, a mounting hole 17 is formed in the outer side wall of the base 11, a fixing shaft 18 is arranged in the mounting hole 17, and the fixing shaft 18 is connected with the base 11.
In the present embodiment, the installation hole 17 is provided so that the installation hole 17 provides an installation environment for the fixed shaft 18; the base 11 is mounted on the external device through the fixing shaft 18 by providing the fixing shaft 18.
Further, a locking bolt 19 is arranged at the joint of the friction plate 15 and the guide block 14, and the friction plate 15 is detachably connected with the guide block 14 through the locking bolt 19.
In the present embodiment, by providing the lock bolt 19, when the worker unscrews the lock bolt 19, the friction plate 15 can be replaced; when a worker screws the locking bolt 19 into the friction plate 15 and the guide block 14, the friction plate 15 is fixed, thereby facilitating the worker to mount and dismount the friction plate 15.
Further, a fixing member 151 is provided below the friction plate 15, and the fixing member 151 is fixedly coupled to the base 11.
In this embodiment, the fixing member 151 is provided to position the brake disc on the mechanical arm between the fixing member 151 and the friction plate 15, thereby providing a measure of protection for the brake disc.
In summary, the worker first mounts the base 11 on the external device, and then communicates the cylinder 13 with the air pump; when the air pump works, the air pump conveys air into the air cylinder 13, so that the pressure in the air cylinder 13 is increased, the output shaft of the air cylinder 13 extends out at the moment, the guide block 14 is driven to move downwards, the friction plate 15 is further driven to move downwards until the friction plate 15 is in contact with a brake disc on the mechanical arm, the swinging of the mechanical arm is limited, and dangerous accidents are avoided.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a pneumatic dish brake, is including being used for restricting the wobbling spacing subassembly (1) of arm, its characterized in that: the limiting assembly (1) comprises a base (11), an article placing cavity (12) is formed in the base (11), an air cylinder (13) is arranged on the upper surface of the base (11), the air cylinder (13) is fixedly connected with the base (11), an output shaft of the air cylinder (13) extends into the article placing cavity (12), a guide block (14) is arranged in the article placing cavity (12), the guide block (14) is fixedly connected with the output shaft of the air cylinder (13), the outer wall of the guide block (14) is attached to the inner wall of the base (11), a friction plate (15) is arranged at the bottom of the guide block (14), and the friction plate (15) is detachably connected with the guide block (14);
the upper surface of the guide block (14) is provided with a butterfly spring (16), one end of the butterfly spring (16) is fixedly connected with the guide block (14), and the other end of the butterfly spring (16) is fixedly connected with the air cylinder (13).
2. A pneumatic disc brake according to claim 1, wherein: the outer side wall of the base (11) is provided with a mounting hole (17), a fixed shaft (18) is arranged in the mounting hole (17), and the fixed shaft (18) is connected with the base (11).
3. A pneumatic disc brake according to claim 1, wherein: the joint of the friction plate (15) and the guide block (14) is provided with a locking bolt (19), and the friction plate (15) is detachably connected with the guide block (14) through the locking bolt (19).
4. A pneumatic disc brake according to claim 1, wherein: and a fixing piece (151) is arranged below the friction plate (15), and the fixing piece (151) is fixedly connected with the base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514678.9U CN212744784U (en) | 2020-07-27 | 2020-07-27 | Pneumatic disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514678.9U CN212744784U (en) | 2020-07-27 | 2020-07-27 | Pneumatic disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212744784U true CN212744784U (en) | 2021-03-19 |
Family
ID=75024688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021514678.9U Active CN212744784U (en) | 2020-07-27 | 2020-07-27 | Pneumatic disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212744784U (en) |
-
2020
- 2020-07-27 CN CN202021514678.9U patent/CN212744784U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |