CN216913093U

CN216913093U - Vibration system of magnetorheological damper machine tool

Info

Publication number: CN216913093U
Application number: CN202122457444.6U
Authority: CN
Inventors: 李春梅; 李宇申; 于雷; 李晓冬; 马梦林; 王善刚
Original assignee: Changchun Institute of Applied Chemistry of CAS
Current assignee: Changchun Institute of Applied Chemistry of CAS
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-07-08
Anticipated expiration: 2031-10-12

Abstract

The application provides a magnetorheological damper machine tool vibration system, and relates to the technical field of machine tool vibration reduction. Including lathe body and attenuator, the fixed mounting panel that is provided with on the above-mentioned lathe body, the spout has been seted up on the above-mentioned mounting panel, and the one end opening of above-mentioned spout sets up, and it is provided with the slider to slide in the above-mentioned spout, and above-mentioned slider and attenuator fixed connection are provided with the locating part on the above-mentioned mounting panel, and above-mentioned locating part is used for injecing the position of slider in the spout, and this application has the effect that improves damping shock absorber's shock attenuation effect.

Description

Vibration system of magnetorheological damper machine tool

Technical Field

The utility model relates to the technical field of machine tool shock absorption, in particular to a vibration system of a magnetorheological damper machine tool.

Background

When the machine tool is used for machining, the machine tool can generate certain vibration and has certain influence on the machining quality of a product, so that the vibration absorber is generally required to be applied to the machine tool to absorb the vibration in the machining process with high precision, and the machining precision is improved.

In the selection of bumper shock absorber for the lathe, damping bumper shock absorber has obtained more and more application because of its good shock attenuation effect, and in traditional damping bumper shock absorber installation, in order to facilitate damping bumper shock absorber's dismouting, pass through the bolt with damping bumper shock absorber on the lathe usually, in the use of lathe, the bolt can become flexible under the effect of lathe vibrations to lead to producing great gap between damping bumper shock absorber and the lathe, thereby lead to damping bumper shock absorber's shock attenuation effect to descend.

SUMMERY OF THE UTILITY MODEL

In order to improve the shock absorption effect of the damping shock absorber, the application provides a vibration system of a magnetorheological damper machine tool.

The application provides a magnetorheological damper machine tool vibration system, adopts the following technical scheme:

the utility model provides a magnetic current becomes attenuator lathe vibration system, includes lathe body and attenuator, the fixed mounting panel that is provided with on the above-mentioned lathe body, has seted up the spout on the above-mentioned mounting panel, and the one end opening of above-mentioned spout sets up, and it is provided with the slider to slide in the above-mentioned spout, and above-mentioned slider and attenuator fixed connection are provided with the locating part on the above-mentioned mounting panel, and above-mentioned locating part is used for injecing the position of slider in the spout.

Through adopting above-mentioned technical scheme, when installing the attenuator, with the slider in the spout slides in, drive the slider towards the spout internal motion afterwards, can inject the position of slider in the spout through the locating part afterwards, thereby accomplish the installation to the attenuator, in machine tool working process afterwards, even under the vibrations of lathe, the slider still with the inner wall butt of spout, thereby great space has appeared to a certain extent between attenuator and the lathe, and then guaranteed that the attenuator has better shock attenuation effect all the time at the in-process of lathe work, and when needs take off the attenuator from the mounting panel, only need remove the locating part to the limited of slider position can, high durability and convenient operation, staff's work efficiency has been improved.

Optionally, the limiting part is set as a limiting pin, a mounting hole is formed in the side wall of the slider, the limiting pin is slidably arranged in the mounting hole in a penetrating manner, a limiting hole for inserting the limiting pin is formed in the side wall of the sliding groove, and a driving part is arranged on the slider and used for driving the limiting pin to move along the mounting hole.

Through adopting above-mentioned technical scheme, when the position of slider in the spout is injectd to needs, at first drive the slider at the spout internal motion, along with the motion of slider, after mounting hole and spacing hole coincidence, can drive the spacer pin through the driving piece and move towards the direction of keeping away from the mounting hole, and then make the spacer pin insert spacing downthehole, the front end of spacer pin is located spacing downthehole this moment, the rear end is located the mounting hole, thereby accomplish the injecing to the slider position, injectd the position of slider through the spacer pin, moreover, the steam generator is simple in structure, and convenient for operation, the installation of attenuator and the efficiency of dismantling have been improved effectively.

Optionally, the driving piece is arranged as a shifting piece, a strip-shaped hole is formed in the top of the sliding block and communicated with the mounting hole, and the shifting piece is arranged in the strip-shaped hole in a sliding mode and fixedly connected with the limiting pin.

Through adopting above-mentioned technical scheme, when needs drive the spacer pin motion, can drive the spacer pin motion through stirring the plectrum, made things convenient for staff's operation.

Optionally, the plectrum is provided with anti-skid grains.

Through adopting above-mentioned technical scheme, stir the in-process of plectrum at the staff, improved the frictional force between staff's hand and the plectrum through anti-skidding line, and then made things convenient for the staff to drive the plectrum motion.

Optionally, the slider is provided with a first elastic element, and the first elastic element is used for driving the limit pin to move towards a direction away from the mounting hole.

Through adopting above-mentioned technical scheme, along with the slider is at the spout internal motion, after spacing hole and mounting hole coincidence, the spacer pin moves towards the direction of keeping away from the mounting hole under the effect of first elastic component promptly, and then insert spacing downthehole, thereby accomplish the injecing to the slider position automatically, and in the subsequent course of work of lathe, the spacer pin has the trend of moving towards spacing downthehole all the time under the effect of first elastic component, can avoid the spacer pin to break away from spacing hole because the vibrations of lathe effectively, the reliability of attenuator in installation use has been improved.

Optionally, an inclined surface is arranged at one end of the limiting pin, which is far away from the mounting hole, and the inclined surface is arranged towards the opening of the sliding groove.

Through adopting the above technical scheme, in the installation of attenuator, when sliding the slider in the spout, along with the motion of slider, the slider drives the spacer pin motion, the inclined plane of spacer pin and the notch butt of spout this moment, the spacer pin is in the mounting hole of being impressed promptly, along with the motion of spacer pin, first elastic component receives the extrusion and produces elastic potential energy, after spacing hole and mounting hole coincidence, the spacer pin inserts spacing downthehole promptly under the effect of first elastic component, setting through the inclined plane, the installation of attenuator has been made things convenient for, during the in-process in the spout that slides in of slider promptly, need not the staff and stir the plectrum and drive the spacer pin and move towards the mounting hole, thereby staff's working procedure has been simplified, and the installation efficiency is improved.

Optionally, a butt plate is slidably disposed in the chute along a length direction of the chute, the butt plate is used for abutting against a side wall of the slider away from the opening of the chute, a second elastic member is disposed on the mounting plate, and the second elastic member is used for driving the butt plate to move towards the opening of the chute.

Through adopting above-mentioned technical scheme, after the installation of accomplishing the slider, the second elastic component is compressed under the effect of butt joint board, thereby act on the slider through the butt joint board, make the slider have the trend towards the notch motion of spout, the straight wall of spacer pin and the pore wall butt in spacing hole this moment, thereby prescribe a limit to the position of slider, carry out dual the injecing through second elastic component and spacer pin to the position of slider this moment, thereby the stability of slider position in the spout has been improved, and then reduced in the lathe use, the clearance that produces between attenuator and the mounting panel, thereby the shock attenuation effect of attenuator has further been improved.

Optionally, a buffer pad is fixedly arranged on the side wall of the abutting plate close to the sliding block.

Through adopting above-mentioned technical scheme, in the installation of slider, the slider at first with the blotter butt, along with the motion of slider, and then drive butt joint board extrusion second elastic component, make second elastic component store elastic potential energy, in lathe working process afterwards, played certain guard action between butt joint board and the slider through the blotter, improved the life of device.

Optionally, the sliding groove is a T-shaped groove, and the sliding block is a T-shaped block matched with the sliding groove.

Through adopting above-mentioned technical scheme, in the course of the work of lathe, because the spout sets up to T type groove to play certain degree's restriction to the position of slider in vertical direction, improved the stability of slider position in the spout, further reduced the lathe course of the work, the clearance that produces between attenuator and the mounting panel, thereby further improved the shock attenuation effect of attenuator.

Optionally, the sliding block is provided with a ball in rolling contact with the inner wall of the sliding groove

Through adopting above-mentioned technical scheme, at the in-process of installation slider, become rolling friction through the ball with the sliding friction between slider and the spout inner wall to reduce the coefficient of friction between slider and the spout inner wall, and then reduced the slider in the motion process, and improved the holistic life of device with the wearing and tearing that produce between the spout inner wall.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the installation of the damper is realized by installing the sliding block on the installation plate in a sliding manner, so that the gap generated between the damper and the installation plate in the working process of a machine tool is reduced, and the damping effect of the damper is improved;

2. the position of the sliding block in the sliding groove is limited through the limiting pin, the structure is simple, the cost is low, and the first elastic piece enables the limiting pin to always have the trend of moving towards the limiting hole, so that the limiting pin is prevented from being separated from the limiting hole due to machine tool vibration to a certain extent, and the safety of the device in the using process is improved;

3. after the installation of the sliding block is completed, the elastic force of the second elastic piece acts on the sliding block through the abutting plate, the position of the sliding block in the sliding groove is further limited through the abutting plate and the limiting pin, and therefore the gap generated between the damper and the installation plate in the working process of the machine tool is further reduced, and the damping effect of the damper is further improved;

4. when the sliding block slides in the sliding groove, the friction force between the sliding block and the inner wall of the sliding groove is reduced through the balls, the sliding of the sliding block is facilitated, meanwhile, the abrasion between the sliding block and the sliding groove is also reduced, and the service life of the device is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a mounting plate according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a mounting plate of an embodiment of the present application;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a sectional view of a chute according to an embodiment of the present application.

Icon: 1. a machine tool body; 11. mounting a plate; 12. enclosing plates; 2. a damper; 3. a chute; 31. a slider; 4. a stopper; 41. mounting holes; 42. a limiting hole; 43. a first elastic member; 44. a bevel; 5. a drive member; 51. a strip-shaped hole; 52. anti-skid lines; 6. a butt joint plate; 61. a second elastic member; 7. a cushion pad; 8. and a ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a vibration system of a magnetorheological damper machine tool.

Referring to fig. 1, a magnetorheological damper 2 machine tool vibration system comprises a machine tool body 1 and dampers 2, wherein mounting plates 11 are welded and fixed on two sides of the machine tool body 1, enclosing plates 12 are welded and fixed on the top of the mounting plates 11, the dampers 2 are mounted on the top of the mounting plates 11, the enclosing plates 12 can protect the dampers 2 to a certain degree and can also prevent flying chips generated in the working process of the machine tool to a certain degree, and the protection of workers is improved.

Referring to fig. 1 and 2, the top of the mounting plate 11 is provided with two sliding grooves 3 along the length direction of the mounting plate 11, one end of each sliding groove 3 is open, a sliding block 31 is slidably mounted in each sliding groove 3 along the length direction of the corresponding sliding groove 3, and the damper 2 is fixedly mounted at the top of the corresponding sliding block 31.

As an embodiment of the present application, referring to fig. 2, the chute 3 is a T-shaped groove, and the sliding block 31 is a T-shaped block adapted to the chute 3, so that in the using process of the machine tool, the sliding block 31 can be effectively prevented from being separated from the chute 3, the stability of the sliding block 31 in the chute 3 is improved, the vibration gap between the damper 2 and the mounting plate 11 is reduced, and the damping effect of the damper 2 is improved.

As another embodiment of the present application, the chute 3 may be provided as a dovetail groove, and the slider 31 may be provided as a dovetail block fitted to the chute 3, so that the purpose of preventing the slider 31 from coming off the chute 3 can be achieved in the same manner. The specific selection mode is selected by a manufacturer according to different customization requirements.

Referring to fig. 3 and 4, the mounting plate 11 is provided with a limiting member 4, the limiting member 4 is used for limiting the position of the sliding block 31 in the sliding groove 3, and the limiting member 4 is provided as a limiting pin. The mounting hole 41 has been seted up on the lateral wall of slider 31, and spacer pin slidable mounting is in the mounting hole 41, and the size of spacer pin and the size looks adaptation of mounting hole 41 have been seted up on the lateral wall of spout 3 and have been supplied spacer pin male spacing hole 42, the size of spacing hole 42 and the size looks adaptation of mounting hole 41.

When the position of slider 31 in spout 3 needs to be injectd, at first drive slider 31 at spout 3 internal motion, along with slider 31's motion, after mounting hole 41 and spacing hole 42 coincide, can drive the spacer pin towards the direction motion of keeping away from mounting hole 41, and then make the spacer pin insert in the spacing hole 42, the front end of spacer pin is located spacing hole 42 this moment, the rear end is located mounting hole 41, thereby accomplish the injecing to slider 31 position, inject slider 31's position through the spacer pin, moreover, the steam generator is simple in structure, and convenient for operation, the installation of attenuator 2 has been improved effectively and the efficiency of dismantling.

Referring to fig. 4, a driving member 5 is disposed on the sliding block 31, the driving member 5 is used for driving the limit pin to move along the mounting hole 41, and the driving member 5 is configured as a shifting piece. A strip-shaped hole 51 is formed in the top of the sliding block 31, the strip-shaped hole 51 is communicated with the mounting hole 41, and the shifting piece is arranged in the strip-shaped hole 51 in a sliding mode and fixedly connected with the limiting pin. When the limiting pin needs to be driven to move, the shifting piece is stirred to drive the limiting pin to move, and operation of workers is facilitated.

Referring to fig. 4, the pick is provided with anti-slip threads 52. In the process of poking the poking sheet by the worker, the friction force between the hand of the worker and the poking sheet is improved through the anti-skidding lines 52, and then the worker can drive the poking sheet to move conveniently.

Referring to fig. 4, the slider 31 is provided with a first elastic member 43, and the first elastic member 43 is used for driving the limit pin to move away from the mounting hole 41. The first elastic piece 43 is a pressure spring, one end of the pressure spring is welded and fixed with the inner wall of the mounting hole 41, and the other end of the pressure spring is welded and fixed with the tail of the limit pin.

Along with the movement of the sliding block 31 in the sliding groove 3, after the limiting hole 42 is overlapped with the mounting hole 41, the limiting pin moves towards the direction far away from the mounting hole 41 under the action of the first elastic piece 43 and then is inserted into the limiting hole 42, so that the limiting of the position of the sliding block 31 is automatically completed, in the subsequent working process of the machine tool, the limiting pin always has the trend of moving towards the limiting hole 42 under the action of the first elastic piece 43, the limiting pin can be effectively prevented from being separated from the limiting hole 42 due to the vibration of the machine tool, and the reliability of the damper 2 in the installation and use process is improved.

Referring to fig. 4, an end of the stopper pin remote from the mounting hole 41 is provided with a slope 44, and the slope 44 is disposed toward the opening of the chute 3. In the installation of attenuator 2, when sliding block 31 in the spout 3, along with the motion of slider 31, slider 31 drives the spacer pin motion, the inclined plane 44 of spacer pin and the notch butt of spout 3 this moment, the spacer pin is pressed in mounting hole 41 promptly, along with the motion of spacer pin, first elastic component 43 receives the extrusion and produces elastic potential energy, after spacing hole 42 and mounting hole 41 coincidence, the spacer pin inserts in spacing hole 42 under the effect of first elastic component 43 promptly, through the setting of inclined plane 44, the installation of attenuator 2 has been made things convenient for, when the in-process in the spout 3 that slides in of slider 31 promptly, need not the staff and stir the plectrum and drive the spacer pin and move towards mounting hole 41, thereby staff's work step has been simplified, the installation effectiveness has been improved.

Referring to fig. 5, a contact plate 6 is slidably disposed in the sliding groove 3 along the length direction of the sliding groove 3, and the contact plate 6 is configured to contact with a side wall of the sliding block 31 away from the opening of the sliding groove 3.

Referring to fig. 5, be provided with second elastic component 61 on the mounting panel 11, second elastic component 61 is used for ordering about butt plate 6 and moves towards the opening of spout 3, and second elastic component 61 sets up to the pressure spring, and the one end of pressure spring and the inner wall welded fastening of spout 3, the other end and butt plate 6 keep away from spout 3 open-ended lateral wall welded fastening.

After the installation of completion slider 31, second elastic component 61 is compressed under the effect of butt plate 6, thereby act on slider 31 through butt plate 6, make slider 31 have the trend towards the notch motion of spout 3, the straight wall of spacer pin and the pore wall butt of spacing hole 42 this moment, thereby prescribe a limit to the position of slider 31, carry out dual the injecing through second elastic component 61 and spacer pin to the position of slider 31 this moment, thereby slider 31 has improved the stability of slider 31 position in spout 3, and then reduced in the lathe use, the clearance that produces between attenuator 2 and the mounting panel 11, thereby further improved the shock attenuation effect of attenuator 2.

Referring to fig. 5, a cushion pad 7 is fixedly disposed on a side wall of the abutting plate 6 close to the slider 31, and the cushion pad 7 is made of a soft polymer material having a good elastic potential, such as sponge or rubber. In the installation of slider 31, slider 31 at first with 7 butts of blotter, along with slider 31's motion, and then drive 6 extrusion second elastic component 61 of butt joint board, make second elastic component 61 store elastic potential energy, in lathe working process afterwards, played certain guard action between butt joint board 6 and slider 31 through blotter 7, improved the life of device.

Referring to fig. 5, the bottom of the slider 31 is embedded with a ball 8 which is in rolling contact with the inner wall of the chute 3. At the in-process of installation slider 31, become rolling friction through ball 8 with the sliding friction between slider 31 and the 3 inner walls of spout to reduced the coefficient of friction between slider 31 and the 3 inner walls of spout, and then reduced slider 31 in the motion process, with the wearing and tearing that produce between the 3 inner walls of spout, improved the holistic life of device.

The implementation principle of the machine tool vibration system with the magnetorheological damper 2 in the embodiment of the application is as follows:

when installing attenuator 2, slide block 31 slides in spout 3, drive slider 31 and move in the spout 3 afterwards, can inject the position of slider 31 in spout 3 through locating part 4 afterwards, thereby accomplish the installation to attenuator 2, in machine tool working process afterwards, even under the vibrations of lathe, slider 31 still with the inner wall butt of spout 3, thereby great space has appeared between attenuator 2 and the lathe to a certain extent, and then guaranteed that attenuator 2 has better shock attenuation effect at the in-process of lathe work all the time, and when needing to take off attenuator 2 from mounting panel 11, only need remove locating part 4 to the injecing of slider 31 position can, and is convenient for operation, staff's work efficiency has been improved.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A magnetorheological damper machine tool vibration system is characterized in that: including lathe body and attenuator, the fixed mounting panel that is provided with on the lathe body, the spout has been seted up on the mounting panel, the one end opening setting of spout, it is provided with the slider to slide in the spout, slider and attenuator fixed connection, be provided with the locating part on the mounting panel, the locating part is used for injecing the position of slider in the spout.

2. The magnetorheological damper machine tool vibration system of claim 1, wherein: the locating part sets up to the spacer pin, the mounting hole has been seted up on the lateral wall of slider, the spacer pin slides and wears to establish in the mounting hole, set up on the lateral wall of spout and supply spacer pin male spacing hole, be provided with the driving piece on the slider, the driving piece is used for driving the spacer pin and moves along the mounting hole.

3. The magnetorheological damper machine tool vibration system of claim 2, wherein: the driving piece is arranged as a shifting piece, a strip-shaped hole is formed in the top of the sliding block and communicated with the mounting hole, and the shifting piece is arranged in the strip-shaped hole in a sliding mode and fixedly connected with the limiting pin.

4. The magnetorheological damper machine tool vibration system of claim 3, wherein: the plectrum is provided with anti-skidding line.

5. The magnetorheological damper machine tool vibration system of claim 2, wherein: the slider is provided with a first elastic piece, and the first elastic piece is used for driving the limiting pin to move towards the direction far away from the mounting hole.

6. The magnetorheological damper machine tool vibration system of claim 5, wherein: the one end that the mounting hole was kept away from to the spacer pin is provided with the inclined plane, the inclined plane sets up towards the opening of spout.

7. The magnetorheological damper machine tool vibration system according to any one of claims 1 to 6, wherein: the length direction slip of following the spout in the spout is provided with the butt board, the butt board is used for keeping away from spout open-ended lateral wall butt with the slider, be provided with the second elastic component on the mounting panel, the second elastic component is used for ordering about the opening motion of butt board towards the spout.

8. The magnetorheological damper machine tool vibration system of claim 7, wherein: and a buffer pad is fixedly arranged on the side wall of the abutting plate close to the sliding block.

9. The magnetorheological damper machine tool vibration system of claim 1, wherein: the sliding groove is a T-shaped groove, and the sliding block is a T-shaped block matched with the sliding groove.

10. The magnetorheological damper machine tool vibration system of claim 1, wherein: and the sliding block is provided with a ball which is in rolling contact with the inner wall of the sliding groove.