CN219549432U

CN219549432U - Brake convenient to overhaul

Info

Publication number: CN219549432U
Application number: CN202320411588.4U
Authority: CN
Inventors: 张恒硕; 廖世全; 张�杰
Original assignee: Chengdu Xindeli Technology Co ltd
Current assignee: Chengdu Xindeli Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-08-18
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a brake convenient to overhaul, and belongs to the technical field of brakes. The brake device comprises a brake base provided with an electromagnetic coil and an elastic piece, wherein an armature is connected to the brake base in a sliding manner, a brake disc is arranged on one side, away from the brake base, of the armature, a fixed disc is arranged on one side, away from the armature, of the brake disc, a dustproof assembly is arranged between the brake base and the fixed disc, the dustproof assembly comprises a mounting portion and a dustproof portion, and the dustproof portion is detachably mounted on the mounting portion. The utility model has the advantages that the dustproof component can be partially disassembled, and the quick overhaul is convenient.

Description

Brake convenient to overhaul

Technical Field

The utility model relates to a brake convenient to overhaul, and belongs to the technical field of brakes.

Background

The brake is a device with the functions of decelerating, stopping or keeping a stopped state of a moving part or a moving machine, is a mechanical part for stopping or decelerating the moving part in the machine, is mainly matched with a series of motors, and is widely applied to machines such as metallurgy, construction, chemical industry, food, machine tools, stages, elevators, ships, packaging and the like. The electromagnetic brake is a connector which transmits the torque force of the active side to the passive side, and can be freely combined, separated or braked according to the requirement. The power-off brake mainly holds the release state of a motor shaft through a stator with an electromagnetic coil to attract an armature; after the brake is powered off, a spring on the stator pushes the armature to axially move to press the rotor, and friction force is utilized to prevent the rotor from rotating, and the motor shaft is held tightly, so that the purpose of braking is achieved. The power-off brake needs to be regularly overhauled during the use period, and in order to observe the abrasion condition in the brake, the dust cover on the brake needs to be opened, but the disassembly of the dust cover on the existing brake often needs to detach the rotor and the fixed disc from the stator together, and the proper braking gap needs to be adjusted and determined again during the installation, so that the operation is complex and inconvenient.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a brake convenient to overhaul.

The aim of the utility model is realized by the following technical scheme: the utility model provides a brake convenient to overhaul, includes the brake base that is provided with solenoid and elastic component, sliding connection has armature on the brake base, one side that the brake base was kept away from to the armature is provided with the brake disc, one side that the brake disc was kept away from to the armature is provided with the fixed disk, be provided with dustproof subassembly between brake base and the fixed disk, dustproof subassembly includes installation department and dustproof portion, dustproof portion demountable installation is on the installation department.

Further, the mounting portion includes a first mounting ring mounted on the outer periphery of the brake base and a second mounting ring mounted on the outer periphery of the fixed disk, and the dust-proof portion is mounted between the first mounting ring and the second mounting ring.

Further, a first mounting piece for fixing the dustproof part is arranged on the first mounting ring, and a second mounting piece for fixing the dustproof part is arranged on the second mounting ring.

Further, at least one of the first and second mounting members is adjustable in relative position to the corresponding mounting ring.

Further, the first mounting ring and the second mounting ring are respectively connected with the brake base and the fixed disc through bolts, waist-shaped holes matched with the bolts are formed in the first mounting piece or the second mounting piece, and the waist-shaped holes extend along the axial direction of the brake base.

Further, a fixing piece for fixing the dustproof part is arranged on the first mounting ring or the second mounting ring, and a mounting groove matched with the first mounting ring or the second mounting ring is formed in one side, facing the first mounting ring or the second mounting ring, of the dustproof part.

Further, the dustproof part is a heat conducting piece.

The beneficial effects of the utility model are as follows:

through setting up dustproof subassembly between brake base and the fixed disk, and dustproof portion detachably installs on its installation department on dustproof subassembly, like this when needs overhauld, the accessible is dismantled dustproof portion from the installation department to open dustproof subassembly, need not to dismantle fixed disk and brake disk (rotor) all from brake base with the contact to the fixed of dust cover. The utility model has the advantages of simple structure and convenient and rapid maintenance.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of a second embodiment of the present utility model.

In the figure, 1, a brake base; 2. an armature; 3. a brake disc; 4. a fixed plate; 5. a dust-proof assembly; 51. a mounting part; 511. a first mounting ring; 512. a second mounting ring; 513. a first mounting member; 514. a second mounting member; 515. a fixing member; 52. a dust-proof part.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the embodiments, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

Example 1

As shown in fig. 1, the present utility model provides a technical solution: a brake convenient to overhaul comprises a brake base 1 provided with an electromagnetic coil and an elastic piece, wherein the electromagnetic coil is used for controlling braking and releasing of a motor shaft, and the elastic piece is used for realizing holding braking of the motor shaft during braking. The brake is characterized in that an armature 2 is slidably connected to the brake base 1, one side, away from the brake base 1, of the armature 2 is provided with a brake disc 3, namely, the armature 2 is located between the brake base 1 and the brake disc 3, the brake base 1 is arranged on the left side of the armature 2, the brake disc 3 is arranged on the right side of the armature 2, a fixed disc 4 is arranged on the right side of the brake disc 3, a dustproof assembly 5 is arranged between the brake base 1 and the fixed disc 4, and the dustproof assembly 5 is arranged on the peripheries of the brake base 1 and the fixed disc 4 in a surrounding mode and used for preventing dust particles and foreign matters from entering a gap on one side of the armature 2 to affect normal operation of the brake.

As shown in fig. 1, the dust-proof assembly 5 of the present embodiment includes a mounting portion 51 and a dust-proof portion 52, the dust-proof portion 52 is detachably mounted on the mounting portion 51, and the mounting portion 51 is used for connecting the dust-proof portion 52 and the brake. The mounting portion 51 of the present embodiment includes a first mounting ring 511 mounted on the outer periphery of the brake base 1 and a second mounting ring 512 mounted on the outer periphery of the fixed disk 4, and the dust-proof portion 52 is mounted between the first mounting ring 511 and the second mounting ring 512. To fix the dust-proof part 52, a first mounting member 513 for fixing the dust-proof part 52 is provided on the first mounting ring 511, and a second mounting member 514 for fixing the dust-proof part 52 is provided on the second mounting ring 512. The first mounting member 513 and the second mounting member 514 here each include a mounting portion 51 and a fixing portion, wherein the mounting portion 51 is used for being connected with the first mounting ring 511 or the second mounting ring 512, and the fixing portion is L-shaped and surrounds the first mounting ring 511 or the second mounting ring 512 to form a ring groove for placing the dust-proof portion 52. Wherein, at least one of the first mounting member 513 and the second mounting member 514 is adjustable in relative position to the corresponding mounting ring, i.e. one or both of the first mounting member 513 and the second mounting member 514 may be adjustable in relative position to the corresponding first mounting ring 511 and second mounting ring 512. Both mounting members of this embodiment are adjustably mounted with respect to the mounting ring. The adjustable mode is as follows: waist-shaped holes are formed in the first mounting piece 513 and the second mounting piece 514, the first mounting ring 511 is connected with the brake base 1 through bolts, the second mounting ring 512 is connected with the fixed disc 4 through bolts, the waist-shaped holes extend along the axial direction of the brake base 1, the positions of the waist-shaped holes in the first mounting piece 513 and the second mounting piece 514 are corresponding to the positions of the bolt holes in the first mounting ring 511 and the second mounting ring 512, when the brake is mounted, the first mounting piece 513 and the second mounting piece 514 can be moved along the waist-shaped holes according to the clearance of a specific brake, so that the grooves formed by the first mounting piece 513 and the second mounting piece 514 can be just placed into the dustproof part 52, and the dustproof part 52 in the embodiment is an annular piece made of heat conducting materials.

In this embodiment, during installation, the first mounting ring 511 is first sleeved on the brake base 1, the second mounting ring 512 is sleeved on the fixing disc 4, then the first mounting member 513 is sleeved on the first mounting ring 511, the waist-shaped hole on the first mounting member 513 corresponds to the bolt hole on the first mounting ring 511, the second mounting member 514 is sleeved on the second mounting ring 512, the waist-shaped hole on the second mounting member 514 corresponds to the bolt hole on the second mounting ring 512, the dust-proof part 52 is placed between the first mounting member 513 and the second mounting member 514, the first mounting member 513 and the second mounting member 514 are moved along the waist-shaped hole, the dust-proof part 52 is installed and fixed, and then the first mounting ring 511, the first mounting member 513, the second mounting ring 512 and the second mounting member 514 are fastened and fixed by bolts. When the brake is required to be overhauled, the bolts on the first mounting ring 511 or the second mounting ring 512 are only required to be unscrewed, the locking of the first mounting piece 513 or the second mounting piece 514 is released, then the first mounting piece 513 or the second mounting piece 514 is moved along the extending direction of the waist-shaped hole, the dustproof part 52 is removed, the dustproof part 52 is installed back to the mounting part 51 after the overhauling is finished, the first mounting piece 513 or the second mounting piece 514 is moved back, and the bolts are screwed.

Example two

The difference between this embodiment and the first embodiment is mainly that: as shown in fig. 2, the first mounting ring 511 is provided with a fixing member 515 for fixing the dust-proof part 52, where the structure of the fixing member 515 may be the same as that of the first mounting member 513 or the second mounting member 514 in the first embodiment, and a mounting groove is formed on a side of the dust-proof part 52 facing the second mounting ring 512 to be matched with the second mounting ring 512, where the matching means that the inner diameter (groove width) of the mounting groove is consistent with the thickness of the second mounting ring 512, so that the second mounting ring 512 can be just embedded into the mounting groove of the dust-proof part 52. In other embodiments, the fastener 515 may also be located on the second mounting ring 512 with the mounting groove on the dust guard 52 facing the first mounting ring 511.

The foregoing is merely a preferred embodiment of the utility model, and it is to be understood that the utility model is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.

Claims

1. The utility model provides a brake convenient to overhaul, includes brake base (1) that is provided with solenoid and elastic component, sliding connection has armature (2) on brake base (1), one side that brake base (1) was kept away from to armature (2) is provided with brake disc (3), one side that armature (2) was kept away from to brake disc (3) is provided with fixed disk (4), its characterized in that: be provided with dustproof subassembly (5) between brake base (1) and fixed disk (4), dustproof subassembly (5) are including installation department (51) and dustproof portion (52), dustproof portion (52) demountable installation is on installation department (51).

2. A brake convenient for service according to claim 1, wherein: the mounting part (51) comprises a first mounting ring (511) mounted on the periphery of the brake base (1) and a second mounting ring (512) mounted on the periphery of the fixed disc (4), and the dustproof part (52) is mounted between the first mounting ring (511) and the second mounting ring (512).

3. A brake convenient for service according to claim 2, wherein: the first mounting ring (511) is provided with a first mounting piece (513) for fixing the dustproof part (52), and the second mounting ring (512) is provided with a second mounting piece (514) for fixing the dustproof part (52).

4. A brake convenient for service according to claim 3, wherein: at least one of the first mount (513) and the second mount (514) is adjustable in relative position to the corresponding mounting ring.

5. The service-friendly brake as claimed in claim 4, wherein: the first mounting ring (511) and the second mounting ring (512) are respectively connected with the brake base (1) and the fixed disc (4) through bolts, waist-shaped holes matched with the bolts are formed in the first mounting piece (513) or the second mounting piece (514), and the waist-shaped holes extend along the axial direction of the brake base (1).

6. A brake convenient for service according to claim 2, wherein: the first mounting ring (511) or the second mounting ring (512) is provided with a fixing piece (515) for fixing the dustproof part (52), and one side of the dustproof part (52) facing the first mounting ring (511) or the second mounting ring (512) is provided with a mounting groove matched with the first mounting ring (511) or the second mounting ring (512).

7. A brake convenient for service according to claim 1, wherein: the dust-proof part (52) is a heat conductive member.