CN219324984U

CN219324984U - Bending-resistant beam

Info

Publication number: CN219324984U
Application number: CN202223531683.2U
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: 2023-07-11
Anticipated expiration: 2032-12-29

Abstract

The utility model belongs to the technical field of beam production, in particular to a bending-resistant beam, aiming at the problems of the prior art, the utility model provides a scheme which comprises a connecting mechanism and a protection mechanism, wherein the connecting mechanism comprises a beam, connecting blocks arranged at two ends of the beam, fixing plates symmetrically arranged at one side of the connecting blocks, spring rods arranged at the opposite side of the fixing plates, clamping plates arranged at one ends of the spring rods and a mounting plate commonly connected with the tops of the fixing plates, and the protection mechanism comprises a protection cover arranged at the top of the beam, supporting ribs arranged at the inner part of the beam at equal intervals, a supporting plate arranged at the bottom of the beam, spring shock absorbers arranged at the tops of the supporting plates at equal intervals and a buffer cushion arranged at the tops of the spring shock absorbers. The utility model is convenient to assemble, disassemble and maintain, avoids potential safety hazards, increases the area of the supporting surface extending to the bottom upright post by arranging the protection mechanism, effectively enables the supporting surface to be arranged below a plurality of supporting ribs in the cross beam, and enhances the rigidity of the machine tool in the machining process.

Description

Bending-resistant beam

Technical Field

The utility model relates to the technical field of beam production, in particular to a bending-resistant beam.

Background

In mechanical equipment, the bed frames of a plurality of machine tools are mutually matched and connected through the cross beams and the upright posts, and as the gantry span of the large-scale heavy gantry machine tool is particularly large, in order to ensure the rigidity of the whole machine tool, the cross beams of the machine tool are made to be larger and larger, the weight of the cross beams and the weight of the transverse sliding plate assembly are increased, and the deflection deformation of the cross beams due to dead weight and large span is also larger and larger. However, the following defects or deficiencies exist in the use process of the cross beam:

1. the cross beam is mostly connected with the upright post through welding, so that the subsequent disassembly and maintenance are inconvenient, or the cross beam is simply fixed through bolts, and because the mechanical equipment generates larger vibration during operation, the vibration is further transmitted to the upright post and the cross beam, so that the bolt and the nut at the joint of the cross beam are loose, and the joint of the bolt is a stress concentration part, so that potential safety hazards are easily caused;

2. with the operation of the transverse slide plate assembly, under the condition that the supporting surface of the transverse beam reference guide rail is subjected to extremely high pressure, the abrasion of the inlaid strip between the transverse beam and the transverse slide plate is increased, the accuracy of the machine tool is seriously affected, the pressure between the supporting surface of the transverse beam reference guide rail and the transverse slide plate is increased, the friction force is increased along with the pressure, the torque required by the driving motor of the transverse slide plate is increased, the extra load of the machine tool is caused, and the operation of the machine tool is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a bending-resistant beam.

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

a bending-resistant beam comprises a connecting mechanism and a protection mechanism;

the connecting structure comprises: the connecting mechanism comprises a cross beam, connecting blocks arranged at two ends of the cross beam, fixing plates symmetrically arranged at one side of the connecting blocks, spring rods arranged at the opposite side of the fixing plates, clamping plates arranged at one ends of the spring rods and mounting plates commonly connected with the tops of the fixing plates;

protection mechanism: the protection mechanism comprises a protection cover arranged at the top of the beam, supporting ribs arranged at the inner part of the beam at equal intervals, a supporting plate arranged at the bottom of the beam, a spring damper arranged at the top of the supporting plate at equal intervals and a buffer cushion arranged at the top of the spring damper.

Through above-mentioned scheme, through being provided with coupling mechanism, through fixed plate, grip block cooperation mounting panel, realize the fixed connection of crossbeam and stand support, be convenient for dismouting and maintenance have reduced to a certain extent and have produced vibrations in the mechanical equipment operation process and have caused the harmful effects to bolt and nut, have avoided the potential safety hazard, through being provided with protection machanism, increase the area to the inside polylith supporting rib of bottom stand extension holding surface, the effectual holding surface that makes under the crossbeam, strengthened the rigidity in the lathe course of working.

Preferably, an anti-slip pad is arranged on one side of the clamping plate, and grooves for increasing friction force are formed in the anti-slip pad in an equidistant manner.

Through the scheme, the clamping stability of the clamping plate is ensured.

Preferably, the top of the mounting plate is equidistantly separated from the top of the mounting plate and is provided with bolt holes, and the mounting plate is fixedly connected with the upright post through fastening bolts.

Through above-mentioned scheme, it is convenient to have ensured the crossbeam dismouting.

Preferably, the bottom of the mounting plate is adhered with a shock pad, and the shock pad is made of rubber materials.

Through the scheme, the damping device has a certain buffering and damping effect.

Preferably, the top of the protective cover is provided with a smashing-proof plate, and the bottom of the smashing-proof plate is provided with a protective plate which is made of rust-proof materials.

Through the scheme, the protection effect on the cross beam is ensured.

Preferably, the protective cover is matched with the shape and the size of the supporting plate and the cross beam, and the front end and the rear end of the supporting plate are respectively provided with a baffle.

Through above-mentioned scheme, the result of use of protecting cover and backup pad has been ensured.

The beneficial effects of the utility model are as follows:

1. according to the bending-resistant beam, the connecting mechanism is arranged, the fixing plate and the clamping plate are matched with the mounting plate, so that the fixed connection between the beam and the upright post support is realized, the disassembly and the maintenance are convenient, the adverse effect of vibration on bolts and nuts in the operation process of mechanical equipment is reduced to a certain extent, and potential safety hazards are avoided;

2. according to the bending-resistant cross beam, the area of the supporting surface extending to the bottom upright post is increased through the protection mechanism, the supporting surface is effectively arranged below a plurality of supporting ribs in the cross beam, and the rigidity in the machining process of a machine tool is enhanced.

Drawings

FIG. 1 is a front view of the overall structure of a buckling restrained brace according to the present utility model;

FIG. 2 is an enlarged side view of a connection mechanism for a buckling beam in accordance with the present utility model;

fig. 3 is a front partial cross-sectional view of a protection mechanism for a bending-resistant beam according to the present utility model.

In the figure: 1. a connecting mechanism; 2. a protective mechanism; 11. a cross beam; 12. a connecting block; 13. a fixing plate; 14. a spring rod; 15. a clamping plate; 16. a mounting plate; 17. an anti-slip pad; 18. a shock pad; 21. a protective cover; 22. a support rib; 23. a support plate; 24. a spring damper; 25. a cushion pad; 26. a smash-proof plate; 27. and (5) protecting the plate.

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. 1-3, a bending beam comprises a connecting mechanism 1 and a protecting mechanism 2;

connection structure 1: the connecting mechanism 1 comprises a cross beam 11, connecting blocks 12 arranged at two ends of the cross beam 11, fixed plates 13 symmetrically arranged at one side of the connecting blocks 12, spring rods 14 arranged at the opposite side of the fixed plates 13, clamping plates 15 arranged at one ends of the spring rods 14 and mounting plates 16 commonly connected with the tops of the fixed plates 13;

in order to accurately describe the connecting structure of the clamping plate 15, one side of the clamping plate 15 is provided with an anti-skid pad 17, and grooves for increasing friction force are formed on the anti-skid pad 17 at equal intervals;

in order to accurately describe the connecting structure of the mounting plate 16, bolt holes are formed in the top of the mounting plate 16 in an equidistant manner, the mounting plate 16 is fixedly connected with the upright post through fastening bolts, a shock pad 18 is bonded to the bottom of the mounting plate 16, and the shock pad 18 is made of rubber;

through being provided with coupling mechanism 1, through fixed plate 13, grip block 15 cooperation mounting panel 16, realize the fixed connection of crossbeam 11 and stand support, be convenient for dismouting and maintenance have reduced the harmful effects that produces vibrations and cause the bolt and nut in the mechanical equipment operation in-process to a certain extent, have avoided the potential safety hazard.

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

protection mechanism 2: the protection mechanism 2 comprises a protection cover 21 arranged at the top of the cross beam 11, supporting ribs 22 arranged at equal intervals in the cross beam 11, a supporting plate 23 arranged at the bottom of the cross beam 11, a spring damper 24 arranged at the top of the supporting plate 23 at equal intervals and a buffer cushion 25 arranged at the top of the spring damper 24;

in order to accurately describe the connecting structure of the protective cover 21, the top of the protective cover 21 is provided with a smashing preventing plate 26, the bottom of the smashing preventing plate 26 is provided with a protective plate 27, and the protective plate 27 is made of rust-proof materials;

in order to accurately describe the connection structure of the support plate 23, the protective cover 21 is matched with the shape and the size of the support plate 23 and the cross beam 11, and the front end and the rear end of the support plate 23 are respectively provided with a baffle;

by the aid of the protection mechanism, the area of the supporting surface extending to the bottom upright post is increased, the supporting surface is effectively arranged below the supporting ribs 22 in the cross beam 11, and rigidity in the machining process of the machine tool is enhanced.

Working principle: the utility model relates to a bending-resistant beam, when a user uses the bending-resistant beam, a beam 11 is fixedly connected with a stand column through a fixing plate 13, a spring rod 14, a clamping plate 15 and an anti-slip pad 17 matched with a mounting plate 16, the damping pad 18 is used for buffering and damping the connection part of the mounting plate 16 and the stand column in the using process of the beam 11, and the area of a supporting surface extending to a stand column at the bottom is increased through the supporting plate 23, so that the supporting surface is effectively arranged below a plurality of supporting ribs 22 in the beam, and the rigidity in the machining process of a machine tool is enhanced.

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 bending-resistant beam comprises a connecting mechanism (1) and a protection mechanism (2), and is characterized in that the connecting mechanism (1): the connecting mechanism (1) comprises a cross beam (11), connecting blocks (12) arranged at two ends of the cross beam (11), fixed plates (13) symmetrically arranged at one side of the connecting blocks (12), spring rods (14) arranged at the opposite side of the fixed plates (13), clamping plates (15) arranged at one ends of the spring rods (14) and mounting plates (16) commonly connected with the tops of the fixed plates (13);

protection mechanism (2): the protection mechanism (2) comprises a protection cover (21) arranged at the top of the cross beam (11), supporting ribs (22) arranged at equal intervals in the cross beam (11), a supporting plate (23) arranged at the bottom of the cross beam (11), a spring damper (24) arranged at the top of the supporting plate (23) at equal intervals and a cushion pad (25) arranged at the top of the spring damper (24).

2. A bending beam according to claim 1, characterized in that the clamping plate (15) is provided with anti-slip pads (17) on one side, and that the anti-slip pads (17) are equidistantly spaced from grooves provided with friction-increasing force.

3. The bending-resistant beam according to claim 1, characterized in that the top of the mounting plate (16) is equidistantly provided with bolt holes, and the mounting plate (16) is fixedly connected with the upright by fastening bolts.

4. The bending beam according to claim 1, wherein the bottom of the mounting plate (16) is bonded with a shock pad (18), and the shock pad (18) is made of rubber material.

5. The bending-resistant beam according to claim 1, wherein the top of the protective cover (21) is provided with a smashing-proof plate (26), the bottom of the smashing-proof plate (26) is provided with a protective plate (27), and the protective plate (27) is made of a rust-proof material.

6. The bending-resistant beam according to claim 1, wherein the protective cover (21) is matched with the shape and the size of the supporting plate (23) and the beam (11), and the front end and the rear end of the supporting plate (23) are provided with baffles.