CN217152880U - Impact-resistant noise-reducing gear - Google Patents

Abstract

The utility model relates to an impact-resistant noise-reducing gear, which belongs to the technical field of gear transmission and comprises a gear body, an installation rod, a shock-absorbing component and a protection clamping component, wherein a shock-absorbing hole is arranged in the gear body, the shock-absorbing component comprises a shock-absorbing block and a shock-absorbing spring, the shock-absorbing block and the shock-absorbing spring are arranged in the shock-absorbing hole of the gear body, the protection clamping component is arranged at two sides of the gear body, and the installation rod is arranged in the shock-absorbing component, the shock-absorbing spring is arranged between the gear body and the shock-absorbing block, when the gear works, the shock-absorbing buffer and the noise reduction are carried out on the transmitted impact force and the generated noise, the service life, the working efficiency and the working quality of the gear are improved, the shock-absorbing hole is protected by the installation of a collar, a thread groove and a limiting groove, the sundries are prevented from entering the shock-absorbing hole to influence the shock-absorbing component and the shock-absorbing buffer effect is influenced, the chucking piece is fixed a position the installation piece, avoids gear during operation installation piece to break away from the mounting groove, improves operating mass with rated load.

Description

Impact-resistant noise-reducing gear

Technical Field

The utility model relates to a gear drive technical field especially relates to impact-resistant gear of making an uproar that falls.

Background

The gear is a mechanical element with a rim on which the gear is continuously meshed to transmit motion and power, the application of the gear in transmission is very early, the principle of generating a gear cutting method and the successive occurrence of a special machine tool and a cutter which cut the gear by using the principle are provided, the gear running stability is emphasized along with the development of production, the gear transmission is a device which transmits motion and power by a gear pair, the gear transmission is a most widely applied mechanical transmission mode in various modern equipment, the gear transmission is relatively accurate in transmission, high in efficiency, compact in structure, reliable in work and long in service life, but along with the industrial development, the mechanical noise becomes one of the main factors of environmental pollution, the gear transmission is the most common transmission device in mechanical equipment and becomes the main source of vibration noise, the vibration noise can not only cause fatigue and harm to health, but also can reduce the service life and transmission efficiency of the gear, the improved vibration and noise reduction process can provide powerful guarantee for mechanical equipment to realize continuous high-load operation and energy conservation and consumption reduction, but most of the existing gear noise reduction modes improve the manufacturing precision and the tooth surface modification of the gear, but the vibration and noise reduction effects are not obvious, most of the gears have poor sealing performance, so that sundries enter the inside of the vibration reduction buffer structure to contact the vibration reduction buffer structure, the vibration reduction effect is influenced, and the service life of the gear can be shortened in serious cases.

SUMMERY OF THE UTILITY MODEL

For overcoming the technical defect that prior art exists, the utility model provides a shock-resistant gear of making an uproar that falls possesses and cushions to the noise of impulsive force and production and fall and make an uproar, improves life and operating mass with rated load, carries out the during operation at the gear, protects shock-absorbing structure, prevents that debris from getting into wherein to cause the influence to shock-absorbing structure, influences the buffering effect.

The utility model discloses a technical solution be: shock-resistant gear of making an uproar that falls, including wheel body, installation pole, damper and protection chucking subassembly, the shock attenuation hole has been seted up in the wheel body, damper includes snubber block and damping spring, the snubber block with damping spring sets up the wheel body in the shock attenuation hole, protection chucking subassembly sets up the wheel body both sides, the installation pole sets up in the damper.

Preferably, the mounting hole has been seted up in the snubber block, damping spring butt fusion is in the snubber block outer wall with the wheel body between the damping hole inner wall, when the gear carries out the during operation, wheel body extrusion damping spring, damping spring extrusion snubber block outer wall, under damping spring's effect, the shock attenuation is cushioned to the impact force that produces, and protection device improves life to reduce the noise, avoid the too big physical and mental health to the staff to cause the influence.

Preferably, the mounting groove has been seted up in the mounting hole, mounting groove length ratio mounting hole length is little, and mounting groove one end forms the import in mounting hole one end, and the installation piece on the easy to assemble pole gets into the mounting groove, and the length of mounting groove is little than the length of mounting hole, so the mounting groove forms the face of keeping off on the mounting hole, and the installation pole stabilizes the joint with the mounting hole when the installation piece supports the fender face, makes things convenient for the installation and the use of gear.

Preferably, the installation pole sets up in the mounting hole, fixed welding has the installation piece on the installation pole, the installation piece with the mounting groove corresponds, and the cooperation convenient to use of installation pole, installation piece and mounting groove carries out the joint installation to the installation pole, makes things convenient for the installation and the work of gear.

Preferably, protection chucking subassembly divide into protection nut, protection ring board, shaft collar and chucking piece, protection nut with protection ring board with the shaft collar corresponds, the shaft collar with the snubber block corresponds, chucking piece fixed weld is in protection nut one side, protection nut, protection ring board, shaft collar and chucking piece's cooperation convenient to use protect and install the gear to the shock attenuation hole, prevent that debris from getting into the downthehole shock attenuation subassembly that influences of shock attenuation, influence shock attenuation buffering effect, carry out safety protection to the installation pole simultaneously, prevent that the gear during operation installation pole from breaking away from the mounting hole.

Preferably, the shaft collar is fixedly welded on the damping block, a thread groove is formed in the shaft collar, a limiting groove is formed in the thread groove, the shaft collar is convenient to mount the protection clamping assembly, the thread groove is convenient to mount the protection nut, and the limiting groove is convenient to mount the protection ring plate.

Preferably, the fixed welding of guard ring board inner circle has the stopper, the guard ring board with the shock attenuation hole corresponds, the guard ring board cover is established on the axle collar, the stopper with the spacing groove corresponds, stopper and spacing groove's cooperation convenient to use guard ring board stable installation on the axle collar, can not slide the noise that sends, and the guard ring board protects the shock attenuation hole simultaneously.

Preferably, first screw thread has been seted up in the protection nut, first screw thread with the thread groove corresponds, protection nut thread engagement is in on the axle collar, the pole hole has been seted up to the chucking piece, the pole hole with the installation pole corresponds, and the cooperation convenient to use protection nut thread engagement of first screw thread and thread groove is installed on the axle collar, fixes the guard ring board, improves the protection quality, and the chucking piece sets up in protection nut one side simultaneously, and the installation pole passes through the pole hole and gets into in the mounting hole, and after the installation piece got into the mounting groove, the chucking piece was fixed a position the installation piece, avoided gear during operation installation piece to break away from the mounting groove, made work meet accident, improved operating mass.

The utility model has the advantages that: the utility model discloses a damping spring sets up between wheel body and snubber block, carry out the during operation at the gear, shock attenuation buffering and noise reduction are carried out to the impact force of transmission and the noise that produces, the life of gear is improved, work efficiency and operating mass with rated load, the axle collar through setting up, the thread groove, the spacing groove makes things convenient for the guard ring board, the installation of protection nut and chucking piece, protect the shock attenuation hole, prevent that debris from getting into the downthehole shock attenuation subassembly that influences of shock attenuation, influence shock attenuation buffering effect, mounting hole and mounting groove are convenient to be installed the installation pole simultaneously, conveniently install the use to the gear, after the installation piece of chucking piece on the installation pole gets into the mounting groove, fix a position the installation piece, avoid gear during operation installation piece to break away from the mounting groove, make work meet accident, and improve operating mass.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the whole assembled structure of the present invention.

Fig. 3 is a schematic view of the overall structure of the middle damping assembly of the present invention.

Fig. 4 is a schematic view of a partial structure of the middle shock-absorbing assembly of the present invention.

Fig. 5 is a schematic view of a partial structure of the middle mounting rod of the present invention.

Description of reference numerals: in the figure: 1. a wheel body; 2. mounting a rod; 3. a shock absorbing assembly; 31. a damper block; 32. a damping spring; 4. a protective clamping assembly; 41. a protective nut; 42. a guard ring plate; 43. a collar; 44. a clamping sheet; 5. a shock absorbing hole; 6. mounting holes; 7. mounting grooves; 8. mounting blocks; 9. a thread groove; 10. a limiting groove; 11. a limiting block; 12. a first thread; 13. a rod hole.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1 to 5, the embodiment provides an impact-resistant noise-reducing gear, which includes a gear body 1, a mounting rod 2, a damping assembly 3 and a protection chucking assembly 4, wherein a damping hole 5 is formed in the gear body 1, the damping assembly 3 includes a damping block 31 and a damping spring 32, the damping block 31 and the damping spring 32 are disposed in the damping hole 5 of the gear body 1, the protection chucking assembly 4 is disposed on two sides of the gear body 1, the mounting rod 2 is disposed in the damping assembly 3, a mounting hole 6 is formed in the damping block 31, the damping spring 32 is welded between an outer wall of the damping block 31 and an inner wall of the damping hole 5 of the gear body 1, when the gear works, the wheel body 1 presses the damping spring 32, the damping spring 32 presses the outer wall of the damping block 31, and under the action of the damping spring 32, the impact force to the production cushions the shock attenuation, and protection device improves life to reduce causing, avoid the too big physical and mental health of noise to the staff to cause the influence.

Offer mounting groove 7 in mounting hole 6, mounting groove 7 length is less than mounting hole 6 length, guarantee that mounting groove 7 forms a fender face on mounting hole 6, easy to assemble pole 2 gets into behind the mounting hole 6 and spacing it, improve work safety, mounting pole 2 sets up in mounting hole 6, fixed welding has installation piece 8 on mounting pole 2, installation piece 8 corresponds with mounting groove 7, slide in mounting groove 7 through installation piece 8, make installation pole 2 get into mounting hole 6 and carry out the joint with mounting hole 6, the convenience can easy to assemble when gear installation work.

The protection clamping assembly 4 is divided into a protection nut 41, a protection ring plate 42, a shaft collar 43 and a clamping sheet 44, the protection nut 41 and the protection ring plate 42 correspond to the shaft collar 43, the shaft collar 43 corresponds to the shock absorption block 31, the clamping sheet 44 is fixedly welded at one side of the protection nut 41, the shaft collar 43 is fixedly welded on the shock absorption block 31, a thread groove 9 is formed on the shaft collar 43, a limit groove 10 is formed on the thread groove 9, a limit block 11 is fixedly welded at the inner ring of the protection ring plate 42, the protection ring plate 42 corresponds to the shock absorption hole 5, the protection ring plate 42 is sleeved on the shaft collar 43, the limit block 11 corresponds to the limit groove 10, a first thread 12 is formed in the protection nut 41, the first thread 12 corresponds to the thread groove 9, the protection nut 41 is in thread engagement on the shaft collar 43, the clamping sheet 44 is provided with a rod hole 13, the rod hole 13 corresponds to the installation rod 2, the protection ring plate 42 is installed on the shaft collar 43 through the limit block 11 and the limit groove 10 and tightly adheres to the shock absorption block 31, guarantee that guard ring plate 42 can not slide on snubber block 31 and send out the noise, guard ring plate 42 protects shock attenuation hole 5 simultaneously, prevents that debris from getting into and influencing damper assembly 3 in the shock attenuation hole 5, influences the shock attenuation buffering effect.

Install protection nut 41 screw thread on collar 43 through first screw thread 12 and thread groove 9, after protection nut 41 installs on collar 43 completely, protection nut 41 laminates with protection collar plate 42, fix protection collar plate 42, the chucking piece 44 of protection nut 41 one side simultaneously laminates with the installation pole 2 of installing in mounting hole 6, chucking piece 44 fixes a position the installation piece 8 in the mounting groove 7 this moment, avoid gear during operation installation piece 8 to break away from mounting groove 7, make work unexpected, improve work quality.

When the utility model is used, a worker aligns the installation rod 2 with the installation hole 6, aligns the installation block 8 on the installation rod 2 with the installation groove 7, one end of the installation rod 2 enters the installation hole 6, the installation block 8 slides on the installation groove 7, stops moving the installation rod 2 when the installation block 8 abuts against one end of the installation groove 7, at the moment, the wheel body 1 is arranged at the middle part of the installation rod 2, aligns the limit block 11 on the guard ring plate 42 with the limit groove 10 on the shaft collar 43, the limit block 11 slides on the limit groove 10, when one side of the guard ring plate 42 contacts with the damping block 31, the guard ring plate 42 stops moving, then meshes the first thread 12 on the guard nut 41 with the thread groove 9 on the shaft collar 43, the thread of the guard nut 41 is arranged on the shaft collar 43, simultaneously, the installation rod 2 passes through the rod hole 13, when the guard nut 41 is completely arranged on the shaft collar 43, at the moment, the guard nut 41 extrudes the guard ring plate 42 on the damping block 31, simultaneously, the clamping piece 44 is in contact with one end of the installation block 8 to position the installation block 8, so that the installation block 8 is prevented from being separated from the installation groove 7 when the gear works, the work is unexpected, and the work quality and the safety are improved.

The protective ring plate 42 and the protective nut 41 on the other side are installed, the protective ring plates 42 on the two sides protect the damping hole 5 at the moment, sundries are prevented from entering the protective hole and contacting the damping spring 32, the shock absorption work is influenced, the gear assembly is finished at the moment, the gear is installed and used through the installation rod 2, when the gear works, impact force and noise are generated in the gear transmission process, at the moment, the wheel body 1 extrudes the damping spring 32, the damping spring 32 extrudes the outer wall of the damping block 31, and under the action of the damping spring 32, the generated impact force is buffered and damped, the gear is prevented from being damaged due to overlarge impact force, the service life of the gear is prolonged, the gear does not need to be replaced by workers too frequently, the working cost is reduced, and meanwhile, noise is reduced, the influence on workers caused by overlarge noise is avoided, the working quality is improved, and the working environment is protected.

Having shown and described the fundamental principles and the principal features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims (8)

1. Shock-resistant gear of making an uproar that falls, including wheel body (1), installation pole (2), damper unit (3) and protection chucking subassembly (4), its characterized in that: set up damping hole (5) in wheel body (1), damping component (3) are including snubber block (31) and damping spring (32), snubber block (31) with damping spring (32) set up wheel body (1) in damping hole (5), protection chucking subassembly (4) set up wheel body (1) both sides, installation pole (2) set up in damping component (3).

2. The impact resistant noise reducing gear of claim 1, wherein: mounting holes (6) are formed in the damping block (31), and the damping springs (32) are welded between the outer wall of the damping block (31) and the inner wall of the damping holes (5) of the wheel body (1).

3. The impact resistant and noise reducing gear of claim 2, wherein: and a mounting groove (7) is formed in the mounting hole (6), and the length of the mounting groove (7) is smaller than that of the mounting hole (6).

4. The impact resistant and noise reducing gear of claim 3, wherein: the mounting rod (2) is arranged in the mounting hole (6), a mounting block (8) is fixedly welded on the mounting rod (2), and the mounting block (8) corresponds to the mounting groove (7).

5. The impact resistant and noise reducing gear of claim 4, wherein: the protection clamping assembly (4) is divided into a protection nut (41), a protection ring plate (42), a shaft ring (43) and a clamping sheet (44), the protection nut (41) and the protection ring plate (42) correspond to the shaft ring (43), the shaft ring (43) corresponds to the damping block (31), and the clamping sheet (44) is fixedly welded on one side of the protection nut (41).

6. The impact resistant and noise reducing gear of claim 5, wherein: the shaft collar (43) is fixedly welded on the damping block (31), a thread groove (9) is formed in the shaft collar (43), and a limiting groove (10) is formed in the thread groove (9).

7. The impact resistant and noise reducing gear of claim 6, wherein: the fixed welding of protection collar plate (42) inner circle has stopper (11), protection collar plate (42) with shock attenuation hole (5) correspond, protection collar plate (42) cover is established on axle collar (43), stopper (11) with spacing groove (10) correspond.

8. The impact resistant and noise reducing gear of claim 7, wherein: first threads (12) are arranged in the protective nut (41), the first threads (12) correspond to the thread grooves (9), the protective nut (41) is in threaded engagement with the collar (43), the clamping sheet (44) is provided with a rod hole (13), and the rod hole (13) corresponds to the mounting rod (2).

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