CN210265776U - High-precision gland for speed reducer - Google Patents

Abstract

The utility model discloses a high accuracy gland for reduction gear, including shell and shaft hole, the shaft hole is located the shell surface, the shell includes casing and lower casing respectively, and goes up the casing and pass through the bolt and can dismantle the connection casing top down, it passes through clamp plate welding locating lever to go up the casing bottom, locating lever bottom integrated into one piece has the toper piece, casing inside weld has the sleeve down, and inside spring, piston and the damping plate of being equipped with respectively of sleeve, it all is equipped with the device of making an uproar to go up casing and lower shells inner wall, casing bottom weld bottom plate down. The utility model relates to a novelty, simple structure, be convenient for operation and excellent in use effect, through at last casing internally mounted locating lever, the internal installation sleeve of inferior valve is convenient for through the sleeve to locating lever guiding orientation, improves casing and casing complex precision down, easy to assemble, labour saving and time saving is fit for being extensively promoted and used.

Description

High-precision gland for speed reducer

Technical Field

The utility model relates to a reduction gear accessory technical field, in particular to high accuracy gland for reduction gear.

Background

The reducer is an independent part consisting of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a speed reduction transmission device between a prime mover and a working machine. The function of matching the rotation speed and transmitting the torque between the prime mover and the working machine or the actuating mechanism is very extensive in modern machinery.

To current speed reducer gland, do not possess the direction location structure between last casing and the lower casing, when the installation cooperation, easy off normal, installation work is wasted time and energy. Therefore, we propose a high-precision gland for a speed reducer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a high accuracy gland for reduction gear, the modern design, simple structure, the operation of being convenient for and excellent in use effect through at last casing internally mounted locating lever, the internal installation sleeve of inferior valve is convenient for through the sleeve to locating lever guiding orientation, improves last casing and casing complex precision down, easy to assemble, and labour saving and time saving can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a high accuracy gland for reduction gear, includes shell and shaft hole, the shaft hole is located the shell surface, the shell includes casing and lower casing respectively, and goes up the casing and can dismantle the connection through the bolt and be in casing top down, go up the casing bottom and pass through clamp plate welding locating lever, locating lever bottom integrated into one piece has the toper piece, casing inside weld has the sleeve down, and the sleeve is inside to be equipped with spring, piston and damping plate respectively, it all is equipped with the device of making an uproar to go up casing and lower shells inner wall, casing bottom welded bottom plate down.

Furthermore, a sealing ring is bonded at the joint of the upper shell and the lower shell.

Furthermore, go up the welding of casing upper surface intermediate position and have the lifting hook, it has the strengthening rib to go up casing outer wall riveting, and the strengthening rib is the array.

Further, the noise reduction device comprises a sound absorption cotton layer and a metal plate respectively, and the sound absorption cotton layer is located inside the metal plate.

Further, damping plate fixed connection is at the sleeve inner wall, the spring both ends respectively with piston and the inside bottom fixed connection of sleeve, piston and damping plate sliding connection.

Furthermore, the surface of the bottom plate is symmetrically provided with positioning holes, and the middle position of the lower surface of the bottom plate is fixedly connected with the magnetic block.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model relates to a novelty, simple structure, be convenient for operation and excellent in use effect, through at last casing internally mounted locating lever, the internal installation sleeve of inferior valve is convenient for through the sleeve to locating lever guiding orientation, improve casing and casing complex precision down, easy to assemble labour saving and time saving.

2. The utility model discloses an inside spring, piston and the damping plate of being equipped with respectively of sleeve, damping plate fixed connection are at the sleeve inner wall, the spring both ends respectively with the inside bottom fixed connection of piston and sleeve, piston and damping plate sliding connection, be convenient for slow down the impact force that the locating lever descends, reduce the noise that casing and lower casing closed type produced.

3. The utility model discloses an go up the casing and all be equipped with the device of making an uproar that falls with lower casing inner wall, fall the device of making an uproar and include respectively inhaling cotton layer of sound and metal sheet, inhale the cotton layer of sound and lie in the metal sheet inside, have fine noise reduction performance, environmental protection more.

Drawings

Fig. 1 is the utility model relates to a high accuracy gland's overall structure schematic diagram for reduction gear.

Fig. 2 is the utility model relates to a locating lever and the muffjoint structural schematic diagram of high accuracy gland for reduction gear.

Fig. 3 is the utility model relates to a device of making an uproar structure schematic diagram falls in high accuracy gland for reduction gear.

In the figure: 1. a housing; 11. an upper housing; 1101. pressing a plate; 12. a lower housing; 2. a hook; 3. a shaft hole; 4. a base plate; 41. a magnetic block; 42. positioning holes; 5. a sleeve; 51. a spring; 52. a piston; 53. a damping plate; 6. positioning a rod; 61. a conical block; 7. a seal ring; 8. reinforcing ribs; 9. a noise reduction device; 91. a sound absorbing cotton layer; 92. a metal plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a high accuracy gland for reduction gear, includes shell 1 and shaft hole 3, shaft hole 3 is located shell 1 surface, shell 1 includes casing 11 and casing 12 down respectively, and goes up casing 11 and can dismantle the connection in casing 12 top down through the bolt, go up casing 11 bottom and pass through clamp plate 1101 welding locating lever 6, 6 bottom integrated into one piece of locating lever have toper piece 61, casing 12 internal weld has sleeve 5 down, and sleeve 5 is inside to be equipped with spring 51, piston 52 and damping plate 53 respectively, it all is equipped with noise reduction device 9 to go up casing 11 and casing 12 inner wall down, casing 12 bottom weld bottom plate 4 down.

As shown in fig. 1, 2 and 3 in this embodiment, the modern design, simple structure, the operation of being convenient for and excellent in use effect, through at last casing internally mounted locating lever, the internal portion installation sleeve of inferior valve is convenient for through the sleeve to locating lever guiding orientation, improves casing and casing complex precision down, easy to assemble, labour saving and time saving.

Wherein, a sealing ring 7 is bonded at the joint of the upper shell 11 and the lower shell 12.

In this embodiment, as shown in fig. 1, sealing performance is improved, and dust and water are prevented.

Wherein, it has lifting hook 2 to go up 11 upper surface middle position welding of casing, it has strengthening rib 8 to go up 11 outer walls of casing riveting, and strengthening rib 8 is the array.

As shown in figure 1, the structural strength of the upper shell is improved conveniently, and the impact resistance is good.

Wherein, noise reduction unit 9 includes respectively inhales sound cotton layer 91 and metal sheet 92, inhale sound cotton layer 91 and be located the inside of metal sheet 92.

In the embodiment, as shown in fig. 3, the noise reduction device has good noise reduction performance and is more environment-friendly.

The damping plate 53 is fixedly connected to the inner wall of the sleeve 5, two ends of the spring 51 are respectively fixedly connected with the piston 52 and the bottom end inside the sleeve 5, and the piston 52 is connected with the damping plate 53 in a sliding manner.

As shown in figure 2, the positioning rod is matched to be used conveniently, and the connection precision of the upper shell and the lower shell is improved.

Positioning holes 42 are symmetrically formed in the surface of the bottom plate 4, and the magnetic block 41 is fixedly connected to the middle of the lower surface of the bottom plate 4.

In the embodiment, as shown in fig. 1, the installation and fixation of the bottom plate are facilitated.

When the device works, the shell 1 comprises an upper shell 11 and a lower shell 12 respectively, the upper shell 11 is detachably connected above the lower shell 12 through bolts, the bottom end of the upper shell 11 is welded with a positioning rod 6 through a pressing plate 1101, a conical block 61 is integrally formed at the bottom end of the positioning rod 6, a sleeve 5 is welded inside the lower shell 12, a spring 51, a piston 52 and a damping plate 53 are arranged inside the sleeve 5 respectively, noise reduction devices 9 are arranged on the inner walls of the upper shell 11 and the lower shell 12 respectively, a bottom plate 4 is welded at the bottom end of the lower shell 12, during installation, a lifting hook 2 is lifted through a lifting device to drive the upper shell 11 to slowly descend, the positioning rod 6 is inserted inside the sleeve 5, the conical block 61 has good guiding performance, the damping plate 53 is fixedly connected to the inner wall of the sleeve 5, two ends of the spring 51 are fixedly connected with the bottom ends inside the piston 52 and the sleeve 5 respectively, the piston 52, the spring 51 reduces the buffer force and reduces the noise; the noise reduction device 9 comprises a sound absorption cotton layer 91 and a metal plate 92 respectively, wherein the sound absorption cotton layer 91 is positioned inside the metal plate 92, and has good noise reduction performance; the positioning holes 42 are symmetrically formed in the surface of the bottom plate 4, and the magnetic block 41 is fixedly connected to the middle position of the lower surface of the bottom plate 4, so that the bottom plate 4 can be conveniently installed and fixed.

It should be noted that, the utility model relates to a high accuracy gland for reduction gear, including shell 1, upper housing 11, clamp plate 1101, lower housing 12, lifting hook 2, shaft hole 3, bottom plate 4, magnetic path 41, locating hole 42, sleeve 5, spring 51, piston 52, damping plate 53, locating lever 6, toper piece 61, sealing washer 7, strengthening rib 8, noise reduction device 9, inhale cotton layer 91 of sound and metal sheet 92, the part is the parts that general standard or technical personnel in the field know, its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a high accuracy gland for reduction gear, includes shell (1) and shaft hole (3), shaft hole (3) are located shell (1) surface, its characterized in that: casing (1) includes casing (11) and casing (12) down respectively, and goes up casing (11) and can dismantle the connection casing (12) top down through the bolt, go up casing (11) bottom and pass through clamp plate (1101) welding locating lever (6), locating lever (6) bottom integrated into one piece has conical block (61), casing (12) inside weld has sleeve (5) down, and sleeve (5) inside is equipped with spring (51), piston (52) and damping plate (53) respectively, it all is equipped with noise reduction device (9) with casing (12) inner wall down to go up casing (11), casing (12) bottom welded bottom plate (4) down.

2. A high-precision gland for a decelerator according to claim 1, wherein: and a sealing ring (7) is bonded at the joint of the upper shell (11) and the lower shell (12).

3. A high-precision gland for a decelerator according to claim 1, wherein: go up casing (11) upper surface middle position welding have lifting hook (2), it has strengthening rib (8) to go up casing (11) outer wall riveting, and strengthening rib (8) are the array.

4. A high-precision gland for a decelerator according to claim 1, wherein: the noise reduction device (9) comprises a sound absorption cotton layer (91) and a metal plate (92), wherein the sound absorption cotton layer (91) is located inside the metal plate (92).

5. A high-precision gland for a decelerator according to claim 1, wherein: damping plate (53) fixed connection is in sleeve (5) inner wall, spring (51) both ends respectively with piston (52) and the inside bottom fixed connection of sleeve (5), piston (52) and damping plate (53) sliding connection.

6. A high-precision gland for a decelerator according to claim 1, wherein: the positioning holes (42) are symmetrically formed in the surface of the bottom plate (4), and the magnetic blocks (41) are fixedly connected to the middle position of the lower surface of the bottom plate (4).

Images