CN219053761U

CN219053761U - Anti-sagging supporting structure

Info

Publication number: CN219053761U
Application number: CN202223524396.9U
Authority: CN
Inventors: 黄�俊
Original assignee: Changzhou Dapu Cnc Equipment Co ltd
Current assignee: Changzhou Dapu Cnc Equipment Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-05-23
Anticipated expiration: 2032-12-29

Abstract

The utility model belongs to the technical field of cross beam filament rods, in particular to an anti-sagging supporting structure, aiming at the problems of the background technology, the utility model provides the following scheme, which comprises a supporting mechanism, a damping mechanism and a sound insulation and noise reduction mechanism, wherein the supporting mechanism comprises a mounting block, a bracket arranged at the bottom of the mounting block, a spring rod arranged at the top of the bracket at equal distance and a long screw rod arranged above the spring rod, the damping mechanism comprises jacks arranged at opposite sides of a fixing frame, spring dampers arranged at equal distance in the jacks, a fixed ring connected with one end of each spring damper and a rotating ring sleeved in the fixed ring, and the sound insulation and noise reduction mechanism comprises a sound insulation plate arranged in the mounting block and a sound absorption block arranged at one side of the sound insulation plate. The utility model can assist in supporting the long screw rod, prevent the long screw rod from sagging due to gravity, ensure positioning accuracy, buffer and shock absorption in the rotation process of the long screw rod, and realize sound insulation and noise reduction in the rotation process of the long screw rod, thereby beautifying the working environment.

Description

Anti-sagging supporting structure

Technical Field

The utility model relates to the technical field of cross beam filament rods, in particular to an anti-sagging supporting structure.

Background

Screw drives in machine tools, such as digital control machines, are often used. Today, the development of numerical control machine tools is rapid, and the application of screw rods, especially ultra-long screw rods, on large numerical control machine tools is increasing. The following defects or deficiencies exist in the process of supporting the cross beam filament rod:

1. the ultra-long lead screw can generate certain swinging phenomenon during rotation, and can sag due to gravity in a natural state, so that the positioning precision and repeated positioning precision of the numerical control machine tool are seriously influenced, and the defects of low product processing precision, poor forming effect, high rejection rate and the like are caused;

2. the horizontally installed long screw rod can bend and deform under the action of gravity, and the bent screw rod can generate vibration and noise in the transmission process, so that the working precision of the equipment can be reduced.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a sagging-preventing supporting structure.

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

a sagging-preventing supporting structure comprises a supporting mechanism, a damping mechanism and a sound insulation and noise reduction mechanism;

the supporting mechanism comprises: the supporting mechanism comprises a mounting block, a bracket arranged at the bottom of the mounting block, a spring rod arranged at the top of the bracket at equal intervals and a long lead screw arranged above the spring rod;

damping mechanism: the damping mechanism comprises a jack formed on the opposite side of the mounting block, spring dampers arranged in the jack at equal distance, a fixed ring with one end of the spring dampers connected together and a rotating ring sleeved in the fixed ring;

sound insulation and noise reduction mechanism: the sound insulation and noise reduction mechanism comprises a sound insulation plate arranged inside the installation block and a sound absorption block arranged on one side of the sound insulation plate.

Through above-mentioned scheme, through being provided with supporting mechanism, can carry out auxiliary stay to long lead screw, prevent that long lead screw from leading to sagging because of gravity cause, ensured positioning accuracy, through being provided with damper, long lead screw rotates the in-process and can cushion the shock attenuation, through being provided with sound insulation and fall the mechanism of making an uproar, can make an uproar at long lead screw rotation in-process sound insulation and fall, beautify operational environment.

Preferably, the mounting block is fixedly connected with the machine tool through a bolt, and the mounting block and the bracket are of an integrated structure.

Through the scheme, the integral installation stability of the device is ensured.

Preferably, the top of the spring rod is abutted with the long screw rod, and a buffer pad is arranged on the contact surface of the top of the spring rod and the long screw rod.

Through the scheme, the supporting effect of the spring rod on the long lead screw is ensured.

Preferably, the two ends of the filament rod are respectively inserted into the insertion holes, and the two ends of the filament rod are respectively provided with a rotating ball, and the cross section area of the rotating ball is slightly larger than that of the fixed ring.

Through the scheme, the long screw is ensured not to fall off in the rotating process.

Preferably, the rotating ring is rotatably connected with the long screw, and the contact surfaces of the rotating ring and the long screw are provided with wear-resistant layers.

Through the scheme, the rotating ring is ensured to rotate together with the long screw.

Preferably, the sound-absorbing block is of a hollow structure, and the sound-absorbing block is filled with suction cotton.

Through the scheme, the sound absorption effect of the sound absorption block is ensured.

The beneficial effects of the utility model are as follows:

1. according to the sagging-preventing supporting structure, the supporting mechanism is arranged, so that the long screw rod can be supported in an auxiliary mode, sagging of the long screw rod due to gravity is prevented, and positioning accuracy is ensured;

2. the supporting structure who prevents sagging of this design through being provided with damper, and long lead screw rotates the in-process and can cushion the shock attenuation, through being provided with the mechanism of making an uproar that falls that gives sound insulation, can give sound insulation and fall the noise in long lead screw rotation in-process, has beautified operational environment.

Drawings

FIG. 1 is a front partial cross-sectional view of the overall structure of a sag resistant support structure according to the present utility model;

FIG. 2 is a front cross-sectional view of a mounting block of a sagging resistant support structure according to the present utility model;

fig. 3 is a side view of a mounting block of a sagging resistant support structure according to the present utility model.

In the figure: 1. a support mechanism; 2. a damping mechanism; 3. a sound insulation and noise reduction mechanism; 11. a mounting block; 12. a bracket; 13. a spring rod; 14. a long lead screw; 15. a rotating ball; 21. a jack; 22. a spring damper; 23. a fixing ring; 24. a rotating ring; 31. a sound insulation board; 32. a sound absorbing block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Embodiment 1, referring to fig. 1 to 3, a sagging-preventing support structure includes a support mechanism 1, a shock absorbing mechanism 2, and a soundproof and noise reducing mechanism 3;

support mechanism 1: the supporting mechanism 1 comprises a mounting block 11, a bracket 12 arranged at the bottom of the mounting block 11, a spring rod 13 arranged at the top of the bracket 12 at equal distance, and a long lead screw 14 arranged above the spring rod 13;

in order to accurately describe the connection structure of the mounting block 11, the mounting block 11 is fixedly connected with a machine tool through bolts, and the mounting block 11 and the bracket 12 are of an integrated structure;

in order to accurately describe the connecting structure of the spring rod 13, the top of the spring rod 13 is abutted with the long screw rod 14, and a buffer pad is arranged on the contact surface of the top of the spring rod 13 and the long screw rod 14;

in order to accurately describe the connection structure of the long lead screw 14, two ends of the long lead screw 14 are respectively inserted into the insertion holes 21, the two ends of the long lead screw 14 are provided with rotating balls 15, and the cross section area of the rotating balls 15 is slightly larger than that of the fixed ring 23;

by providing the support mechanism 1, the long lead screw 14 can be supported in an auxiliary manner, sagging of the long lead screw 14 due to gravity is prevented, and positioning accuracy is ensured.

Example 2, with reference to fig. 1-3, this example is optimized on the basis of example 1, specifically:

damping mechanism 2: the damping mechanism 2 comprises a jack 21 formed on the opposite side of the mounting block 11, spring dampers 22 equidistantly arranged in the jack 21, a fixed ring 23 with one end of the spring dampers 22 connected together and a rotating ring 24 sleeved in the fixed ring 23;

in order to accurately describe the connection structure of the rotating ring 24, the rotating ring 24 is rotationally connected with the long screw 14, and the contact surfaces of the rotating ring 24 and the long screw 14 are provided with wear-resistant layers;

sound insulation and noise reduction mechanism 3: the sound insulation and noise reduction mechanism 3 comprises a sound insulation plate 31 arranged in the installation block 11 and a sound absorption block 32 arranged on one side of the sound insulation plate 31;

in order to accurately describe the connection structure of the sound-absorbing block 32, the sound-absorbing block 32 is of a hollow structure, and the sound-absorbing block 32 is filled with suction cotton;

through being provided with damper 2, long lead screw 14 rotates the in-process and can cushion the shock attenuation, through being provided with the mechanism of making an uproar 3 that falls that gives sound insulation, can make an uproar at long lead screw 14 rotation in-process and give sound insulation, beautifies operational environment.

Working principle: when a user uses the equipment, the installation block 11 is installed on a machine tool, two ends of the long lead screw 14 are inserted into the installation block 11 along the insertion holes 21, the support 12 arranged at the bottom of the installation block 11 and the spring rods 13 equidistantly arranged at the top of the support 12 are matched with each other to support the long lead screw 14 in an auxiliary mode, the long lead screw 14 drives the rotating ring 24 to rotate together, the rotating ball 15 is matched with the fixing ring 23 to prevent the long lead screw 14 from falling off from the installation block 11, the spring damper 22 is matched with the fixing ring 23 to buffer and damp the long lead screw 14, and the sound insulation plate 31 is matched with the sound absorption block 32 to insulate sound and reduce noise in the rotating process of the long lead screw 14.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a supporting structure who prevents sagging, includes supporting mechanism (1), damper (2) and gives sound insulation and falls mechanism (3) of making an uproar, its characterized in that, supporting mechanism (1): the supporting mechanism (1) comprises a mounting block (11), a bracket (12) arranged at the bottom of the mounting block (11), a spring rod (13) arranged at the top of the bracket (12) at equal distance and a long screw (14) arranged above the spring rod (13);

damping mechanism (2): the damping mechanism (2) comprises a jack (21) formed on the opposite side of the mounting block (11), spring dampers (22) arranged in the jack (21) at equal distance, a fixed ring (23) with one end of the spring dampers (22) connected together and a rotating ring (24) sleeved in the fixed ring (23);

sound insulation and noise reduction mechanism (3): the sound insulation and noise reduction mechanism (3) comprises a sound insulation plate (31) arranged inside the installation block (11) and a sound absorption block (32) arranged on one side of the sound insulation plate (31).

2. The sagging-preventing support structure according to claim 1, wherein the mounting block (11) is fixedly connected to the machine tool by bolts, and the mounting block (11) and the bracket (12) are integrally formed.

3. A sagging-preventing support structure according to claim 1, characterized in that the top of the spring rod (13) is in abutment with the long-threaded rod (14), and that the contact surface of the top of the spring rod (13) with the long-threaded rod (14) is provided with a cushion.

4. The sagging-preventing support structure as claimed in claim 1, wherein both ends of the long screw (14) are inserted into the insertion holes (21), respectively, and both ends of the long screw (14) are provided with rotating balls (15), the cross-sectional area of the rotating balls (15) being slightly larger than that of the fixing ring (23).

5. A sagging-preventing support structure according to claim 1, characterized in that the rotating ring (24) is rotatably connected to the endless screw (14), and that the contact surfaces of the rotating ring (24) and the endless screw (14) are provided with wear-resistant layers.

6. The sagging-preventing support structure according to claim 1, wherein the sound-absorbing block (32) is of a hollow structure, and the sound-absorbing block (32) is filled with suction cotton.