CN218408266U

CN218408266U - Braking device

Info

Publication number: CN218408266U
Application number: CN202221700165.6U
Authority: CN
Inventors: 黄治桦
Original assignee: Dake Intelligent Equipment Xiamen Co ltd
Current assignee: Dake Intelligent Equipment Xiamen Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2023-01-31
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a braking device, it relates to arresting gear technical field. The brake device comprises a shell, a connecting assembly, an air cylinder, a brake mounting seat and a brake block, wherein an accommodating cavity is formed in the shell, the brake mounting seat is positioned in the accommodating cavity, and one end of the brake mounting seat is hinged with the shell; the air cylinder is fixedly arranged on the upper surface of the shell, the output end of the air cylinder extends into the accommodating cavity to be connected with the connecting assembly, the connecting assembly is positioned in the accommodating cavity, one end of the connecting assembly is hinged with the shell, the brake block comprises an upper brake block and a lower brake block, and the upper brake block is hinged to the connecting assembly; and a lower brake block corresponding to the upper brake block is arranged on the shell, and the lower brake block is hinged with the shell. The utility model discloses beneficial effect is for after brake pads and brake disc upper surface contact on the cylinder drive, the shell can improve the locking effect with brake disc lower surface contact on driving under the effect of reverse thrust.

Description

Braking device

Technical Field

The utility model relates to a arresting gear technical field, concretely relates to arresting gear.

Background

Braking refers to an operation of 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.

When the power-assisted manipulator needs to stop, the braking process can be completed through a braking device arranged on the manipulator, generally speaking, the conventional braking device utilizes the pressure of an air cylinder to act on a piston rod, and then a brake disc connected to the piston rod is pressed down into the manipulator, so that the braking is realized through the formed tangential friction force. Although the traditional pneumatic locking mechanism is provided with the upper clamping head and the lower clamping head, the lower clamping head is mostly fixedly arranged at the bottom of the braking device, and only the upper clamping head can be in contact with the brake disc under the driving of the clamping cylinder, so that the locking effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a braking device to solve the poor problem of braking effect among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a braking device comprises a shell, a connecting assembly, a cylinder, a braking mounting seat and a braking block, wherein an accommodating cavity is formed in the shell, the braking mounting seat is positioned in the accommodating cavity, and one end of the braking mounting seat is hinged with the shell; the air cylinder is fixedly arranged on the upper surface of the shell, the output end of the air cylinder extends into the accommodating cavity to be connected with the connecting assembly, the connecting assembly is positioned in the accommodating cavity, one end of the connecting assembly is hinged with the shell, the brake block comprises an upper brake block and a lower brake block, and the upper brake block is hinged to the connecting assembly; and a lower brake block corresponding to the upper brake block is arranged on the shell, and the lower brake block is hinged with the shell.

Further, coupling assembling includes connecting rod, loose axle, connector and fixed axle, the connecting rod symmetry is provided with two and articulates with the casing mutually through the fixed axle, the output of cylinder is connected with the connector, and the connector articulates between two connecting rods through the loose axle.

Furthermore, a movable groove is arranged at the joint of the movable shaft and the connecting rod, and the movable shaft is inserted in the movable groove.

Furthermore, a driven shaft is arranged between the two connecting rods, and an upper brake block is arranged on the driven shaft.

Furthermore, a limiting bolt is arranged on the shell, a limiting groove used for limiting the swing angle of the shell is arranged at the joint of the shell and the limiting bolt, and the limiting bolt extends into the accommodating cavity and is connected with the brake mounting seat.

Furthermore, one end of the brake mounting seat, which is far away from the shell, is provided with a circular arc-shaped mounting surface.

Furthermore, the brake mounting seat is T-shaped.

Furthermore, friction plates are arranged on the upper brake block and the lower brake block.

Furthermore, the upper brake block and the lower brake block are detachably connected with the friction plate through locking bolts.

After the technical scheme is adopted, the utility model discloses beneficial effect does: brake pads and brake disc upper surface contact back in the cylinder drive, the shell can improve the locking effect at brake pads and the contact of brake disc lower surface under the effect of reaction thrust drives.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural view of the present invention during installation.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural diagram of the middle connection assembly of the present invention.

Fig. 4 is a schematic structural view of the middle brake mounting seat of the present invention.

Fig. 5 is a top view of the housing of the present invention.

Fig. 6 is a cross-sectional view of the present invention.

Fig. 7 is a schematic structural view of the present invention during braking.

Description of reference numerals: the brake device comprises a shell 1, an accommodating cavity 101, a connecting assembly 2, a connecting rod 21, a movable groove 211, a movable shaft 22, a connecting head 23, a fixed shaft 24, a cylinder 3, a brake mounting seat 4, an upper brake block 5, a lower brake block 6, a driven shaft 7, a limiting bolt 8, a limiting groove 9, a mounting surface 10, a friction plate 11, a locking bolt 12 and a brake disc 13.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Referring to fig. 1 to 7, a brake apparatus includes a housing 1, a brake mounting 4, a cylinder 3, a connecting assembly 2, an upper brake shoe 5, and a lower brake shoe 6. The inside of the housing 1 is provided with an accommodating chamber 101, the brake mounting seat 4 is located in the accommodating chamber 101, one end of the brake mounting seat is hinged to the housing 1, and the other end of the brake mounting seat extends out of the housing 1 to be connected with an external device (not shown in the figure).

The fixed surface of casing 1 is provided with cylinder 3, and the output of cylinder 3 is connected with coupling assembling 2 in stretching into casing 1's holding chamber 101, is provided with brake pads 5 on the coupling assembling 2. A lower brake block 6 is arranged below the upper brake block 5, and the lower brake block 6 is hinged with the shell 1. The installation angle of the traditional brake block after being installed is fixed and can not be changed, but in use, due to various factors, the end surfaces of the brake disc 13 and the brake block are not parallel to each other easily, or a certain inclination exists when the brake device is installed, so that one end of the brake block is always in contact with the brake disc 13 firstly when braking, the abrasion of one end of the brake block is serious, and the service life of the brake block is shortened.

The upper brake block 5 and the lower brake block 6 are both provided with friction plates 11. The friction plate 11 is brought into contact with the disc 13 to thereby restrict the rotation of the disc 13. The upper brake block 5 and the lower brake block 6 are detachably connected with the friction plate 11 through locking bolts 12, and the friction plate 11 is fixed through the locking bolts 12 and is convenient for workers to install and detach.

The connecting assembly 2 comprises a connecting rod 21, a movable shaft 22, a connector 23 and a fixed shaft 24. Two connecting rods 21 are symmetrically arranged and hinged with the shell 1 through a fixed shaft 24. The connector 23 is arranged between the two connecting rods 21 through the movable shaft 22, a movable groove 211 is arranged at the joint of the connecting rods 21 and the movable shaft 22, and the movable shaft 22 is inserted in the movable groove 211. The connector 23 is connected with the output end of the cylinder 3, and the connecting rod 21 driven by the cylinder 3 swings up and down around the fixed shaft 24. A driven shaft 7 is arranged between the two connecting rods 21, an upper brake block 5 is arranged on the driven shaft 7, and the upper brake block 5 can rotate around the driven shaft 7.

The shell 1 is provided with a limiting bolt 8, and a limiting groove 9 used for limiting the swing angle of the limiting bolt 8 is arranged at the joint of the shell 1 and the limiting bolt 8. One end of the limiting bolt 8 extends into the accommodating cavity 101 to be connected with the brake mounting seat 4. When the upper brake block 5 contacts with the brake disc 13 during braking, the shell 1 rotates upwards, and the limiting bolt 8 and the limiting groove 9 play a role in limiting the rotation angle of the shell 1. The brake mounting seat 4 is in a T shape, and one end of the brake mounting seat 4, which is far away from the shell 1, is provided with a circular arc-shaped mounting surface 10.

The utility model discloses arresting gear is used for cooperating with brake disc 13 to exert braking force to brake disc 13 through arresting gear when the braking, thereby realize the braking to arm joint department.

Specifically, the worker first connects the brake mounting base 4 to a mechanical arm (not shown), and tightly attaches the circular arc-shaped mounting surface 10 to the mechanical arm and locks the circular arc-shaped mounting surface by using a bolt. After the brake mounting seat 4 is mounted, the upper brake block 5 and the lower brake block 6 are respectively positioned at two sides of the brake disc 13. The upper brake block 5 and the lower brake block 6 are rotated to enable the friction plate 11 arranged on the surfaces of the upper brake block and the lower brake block to be parallel to the brake disc 13, so that the surface of the friction plate 11 is contacted with the brake disc 13 at the same time during braking, and the phenomenon that one end of the friction plate 11 is contacted with the brake disc first due to inclination of the friction plate 11 to cause excessive abrasion of one end is prevented, and the service life of the friction plate 11 is influenced. When the brake is performed, the output end of the cylinder 3 extends, the connecting rod 21 is driven by the connecting head 23 to rotate downwards, the upper brake block 5 moves downwards, the friction plate 11 positioned on the upper brake block 5 contacts the brake disc 13 firstly, then the shell 1 moves upwards integrally, the lower brake block 6 moves upwards to contact the brake disc 13, and the upper brake block 5 and the lower brake block 6 clamp the brake disc 13 to achieve the purpose of braking.

The above description is only used for illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims

1. A brake apparatus, characterized in that: the brake device comprises a shell, a connecting assembly, an air cylinder, a brake mounting seat and a brake block, wherein an accommodating cavity is formed in the shell, the brake mounting seat is positioned in the accommodating cavity, and one end of the brake mounting seat is hinged with the shell; the air cylinder is fixedly arranged on the upper surface of the shell, the output end of the air cylinder extends into the accommodating cavity to be connected with the connecting assembly, the connecting assembly is positioned in the accommodating cavity, one end of the connecting assembly is hinged with the shell, the brake block comprises an upper brake block and a lower brake block, and the upper brake block is hinged to the connecting assembly; and a lower brake block corresponding to the upper brake block is arranged on the shell, and the lower brake block is hinged with the shell.

2. A braking apparatus according to claim 1, characterised in that: coupling assembling includes connecting rod, loose axle, connector and fixed axle, the connecting rod symmetry is provided with two and articulates mutually with the casing through the fixed axle, the output of cylinder is connected with the connector, and the connector articulates between two connecting rods through the loose axle.

3. A braking apparatus according to claim 2, characterized in that: the connection part of the movable shaft and the connecting rod is provided with a movable groove, and the movable shaft is inserted in the movable groove.

4. A braking apparatus according to claim 2, characterized in that: a driven shaft is arranged between the two connecting rods, and an upper brake block is arranged on the driven shaft.

5. A braking apparatus according to claim 1, characterized in that: the brake device is characterized in that a limiting bolt is arranged on the shell, a limiting groove used for limiting the swing angle of the shell is formed in the joint of the shell and the limiting bolt, and the limiting bolt extends into the accommodating cavity and is connected with the brake mounting seat.

6. A braking apparatus according to claim 1, characterized in that: one end of the brake mounting seat, which is far away from the shell, is provided with a circular arc-shaped mounting surface.

7. A braking apparatus according to claim 1, characterised in that: the brake mounting seat is T-shaped.

8. A braking apparatus according to claim 1, characterized in that: and friction plates are arranged on the upper brake block and the lower brake block.

9. A braking apparatus according to claim 8, characterised in that: the upper brake block and the lower brake block are detachably connected with the friction plate through locking bolts.