CN216463333U

CN216463333U - Vibration prevention and control device for precision machining machine tool

Info

Publication number: CN216463333U
Application number: CN202122016313.4U
Authority: CN
Inventors: 吴红亮; 秦传杨; 吴义艳; 苏艳梅
Original assignee: Taicang Yuanying Metal Products Co ltd
Current assignee: Taicang Yuanying Metal Products Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-05-10
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a vibration control device of a precision machining machine tool, which comprises a supporting column, wherein the top end of the supporting column is fixedly connected with a mounting plate, the middle part of the right side of the mounting plate is fixedly connected with a control panel, a machine tool body is fixedly connected in a groove at the top of the mounting plate, mounting grooves are respectively formed in the mounting plate and positioned at the inner parts of the left side and the right side of the machine tool body, electric cylinders are respectively and fixedly connected on the inner walls of the mounting grooves, which are far away from the machine tool body, on one side, and the opposite ends of the electric cylinders are respectively and fixedly connected with a fixing plate. According to the utility model, the first shock absorption is realized through the mutual matching of the supporting pad, the vertical rod, the connecting plate and the second spring, the second shock absorption is realized through the mutual matching of the base, the guide rod, the mounting seat, the connecting rod and the first spring, the third shock absorption is realized through the shock pad at the bottom of the supporting column, the shock absorption effect is improved, the stability of machine tool machining is enhanced, the machining precision is improved, and the machine tool is worthy of great popularization.

Description

Vibration prevention and control device for precision machining machine tool

Technical Field

The utility model relates to the technical field of precision machining, in particular to a vibration prevention and control device of a precision machining machine tool.

Background

At present, a machine tool is an important machining device, and a plurality of methods for machining mechanical parts in modern mechanical manufacturing are provided: in addition to cutting machining, casting, forging, welding, stamping, extruding and the like are also provided, but parts with high precision requirements and fine surface roughness requirements are generally required to be finally machined by a cutting method on a machine tool, the machine tool plays an important role in national economy modernization construction, but in machining of the machine tool, the damage of vibration is extremely large, particularly when a diamond cutter is used for ultra-precision cutting of the ultra-precision machine tool, the machine tool is required to work extremely stably and vibrate extremely little, otherwise, high machining precision and ultra-smooth surface quality are difficult to guarantee, and therefore, the prevention and control of vibration becomes one of key technologies for guaranteeing machining quality in the ultra-precision machining.

Chinese patent document CN212444308U relates to a damping device for a numerical control machine tool, which includes: the base, the top of base is provided with the connecting plate, the dashpot has all been seted up all around at connecting plate top, the inner chamber of dashpot is provided with the buffering post, the bottom of buffering post is provided with the bolster, the bolster includes buffer spring, buffer spring's top and the bottom fixed connection of buffering post, buffer spring's bottom and the bottom fixed connection of dashpot inner chamber, the both sides of buffering capital portion all are provided with the buffering shell, the top of buffering shell inner chamber has set gradually compression spring from a left side to the right side. The damping device of this patent can carry out the shock attenuation to digit control machine tool, but still has the weak point, and the device's shock attenuation effect is lower causes the not high problem of lathe machining precision to can not further promote stability to the lathe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a vibration prevention and control device for a precision machining machine tool.

In order to achieve the purpose, the utility model adopts the following technical scheme: the vibration control device of the precision finishing machine comprises a support column, wherein a mounting plate is fixedly connected to the top end of the support column, a control panel is fixedly connected to the middle part of the right side of the mounting plate, a machine tool body is fixedly connected to the inside of the top of the mounting plate, mounting grooves are formed in the inner parts of the left side and the right side of the machine tool body, electric cylinders are fixedly connected to the inner wall of one side, away from the machine tool body, of the mounting grooves, a fixing plate is fixedly connected to the opposite ends of the electric cylinders, a pressure sensor is fixedly connected to the middle part of one side, away from the machine tool body, of the electric cylinders, a plurality of mounting cavities are uniformly formed in the inner parts, below the machine tool body, of the mounting plates, supporting pads are fixedly connected to the inner walls of the bottoms of the mounting cavities, vertical rods are fixedly connected to the centers of the tops of the supporting pads, and connecting plates are slidably connected to the outer diameters of the tops of the vertical rods, be provided with the second spring on the external diameter of pole setting, the equal fixedly connected with base in relative one side middle part of support column, the equal fixedly connected with one end at the guide bar in one side of keeping away from the support column of base, the other end fixedly connected with limiting plate of guide bar, be provided with first spring on the external diameter of guide bar, the equal fixedly connected with mount pad of one end that first spring is close to the limiting plate, all be connected with the connecting rod through the pivot in the top recess of mount pad, the top of connecting rod all rotates and is connected with the connecting block.

As a further description of the above technical solution:

and the electric cylinder and the pressure sensor are electrically connected with the control panel.

As a further description of the above technical solution:

the top of connecting block is fixed connection respectively in the left and right sides of mounting panel bottom.

As a further description of the above technical solution:

the installation seat lower sides are connected to the outer diameter of the guide rod in a sliding mode.

As a further description of the above technical solution:

the bottom of the fixed plate is connected to the inner wall of the bottom of the mounting groove in a sliding mode.

As a further description of the above technical solution:

the bottom of the support column is fixedly connected with a shock pad.

As a further description of the above technical solution:

the material of supporting pad is the silica gel pad.

As a further description of the above technical solution:

the top of the connecting plate is fixedly connected to the bottom of the machine tool body.

The utility model has the following beneficial effects:

1. according to the damping device, the supporting pad, the upright stanchion, the connecting plate and the second spring are matched with each other, so that primary damping of the machine tool body is realized, secondary damping of the mounting plate and the machine tool body is realized through mutual matching of the base, the guide rod, the limiting plate, the mounting seat, the rotating shaft, the connecting rod and the first spring, tertiary damping is realized through the damping pad at the bottom of the supporting column, and the three damping measures are matched with each other, so that the damping effect on the machine tool is favorably improved, the machining stability of the machine tool is enhanced, and the machining precision is improved.

2. According to the utility model, the electric cylinder is started through the control panel, the electric cylinder drives the fixed plate to be close to the machine tool body, clamping and fixing of the machine tool body are realized, the stability of the machine tool body is favorably improved, the force in the left and right directions generates force on the fixed plate and the electric cylinder when the machine tool body vibrates, the electric cylinder generates pressure on the pressure sensor, the pressure sensor transmits an instruction for starting the electric cylinder to the control panel, and the electric cylinder drives the fixed plate to generate force on the machine tool body to offset the vibration force, so that the stability of the machine tool body is improved, the machining precision of the machine tool is further improved, and the machine tool is worthy of great popularization.

Drawings

FIG. 1 is a schematic structural diagram of a vibration control device of a precision machining tool according to the present invention;

FIG. 2 is a perspective view of a guide bar of the vibration control device of a precision finishing machine according to the present invention;

fig. 3 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a support pillar; 2. mounting a plate; 3. a shock pad; 4. a control panel; 5. a machine tool body; 6. connecting blocks; 7. mounting grooves; 8. an electric cylinder; 9. a fixing plate; 10. a pressure sensor; 11. a base; 12. a guide bar; 13. a limiting plate; 14. a mounting seat; 15. a rotating shaft; 16. a connecting rod; 17. a first spring; 18. a mounting cavity; 19. a support pad; 20. erecting a rod; 21. a connecting plate; 22. a second spring.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed 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 in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: the vibration control device of the precision finishing machine comprises a support column 1, a mounting plate 2 is fixedly connected to the top end of the support column 1, the mounting of a machine tool body 5 is convenient, a control panel 4 is fixedly connected to the middle part of the right side of the mounting plate 2, the machine tool body 5 is fixedly connected in a groove at the top of the mounting plate 2, mounting grooves 7 are respectively arranged in the mounting plate 2 at the inner parts of the left side and the right side of the machine tool body 5, an electric cylinder 8 is fixedly connected to the inner wall of one side of the mounting groove 7 far away from the machine tool body 5, a fixing plate 9 is fixedly connected to the opposite end of the electric cylinder 8, a pressure sensor 10 is fixedly connected to the middle part of one side of the electric cylinder 8 far away from the machine tool body 5, the electric cylinder 8 is started through the control panel 4, the fixing plate 9 is driven by the electric cylinder 8 to be close to the machine tool body 5, the clamping fixation of the machine tool body 5 is realized, and the stability of the machine tool body 5 is improved, the left and right forces generate force on the fixing plate 9 and the electric cylinder 8 when the machine tool body 5 vibrates, the electric cylinder 8 generates pressure on the pressure sensor 10, the pressure sensor 10 transmits an instruction for starting the electric cylinder 8 to the control panel 4, the electric cylinder 8 drives the fixing plate 9 to generate force on the machine tool body 5 to offset the vibration force, so that the stability of the machine tool body 5 is improved, the machining precision of the machine tool is further improved, a plurality of mounting cavities 18 are uniformly arranged in the mounting plate 2 below the machine tool body 5, a supporting pad 19 is fixedly connected to the inner wall of the bottom of each mounting cavity 18, a vertical rod 20 is fixedly connected to the center of the top of each supporting pad 19, a connecting plate 21 is slidably connected to the outer diameter of the top of each vertical rod 20, a second spring 22 is arranged on the outer diameter of each vertical rod 20, and the supporting pad 19, the vertical rod 20, the connecting plate 21 and the second spring 22 are matched with each other, the primary shock absorption of the machine tool body 5 is realized, the middle part of one opposite side of the support column 1 is fixedly connected with a base 11, one side of the base 11, which is far away from the support column 1, is fixedly connected with one end of a guide rod 12, the other end of the guide rod 12 is fixedly connected with a limiting plate 13, the outer diameter of the guide rod 12 is provided with a first spring 17, one end of the first spring 17, which is close to the limiting plate 13, is fixedly connected with a mounting seat 14, a connecting rod 16 is connected in a groove in the top of the mounting seat 14 through a rotating shaft 15, the top end of the connecting rod 16 is rotatably connected with a connecting block 6, the mounting seat 11, the guide rod 12, the limiting plate 13, the mounting seat 14, the rotating shaft 15, the connecting rod 16 and the first spring 17 are mutually matched, the secondary shock absorption of the mounting plate 2 and the machine tool body 5 is realized, the shock absorption of the third time is realized by a shock absorption pad 3 at the bottom of the support column 1, the three times of shock absorption measures are mutually matched, the shock absorption effect on the machine tool is favorably improved, so that the machining stability of the machine tool is enhanced, and the machining precision is improved.

Electric cylinder 8 and pressure sensor 10 all with 4 electric connection of control panel, be convenient for control, promote work efficiency, fixed connection is the left and right sides in 2 bottoms of mounting panel respectively on the top of connecting block 6, the connection effect has been played, the equal sliding connection of 14 downside of mount pad is on the external diameter of guide bar 12, the 14 atress of mount pad of being convenient for slides, the bottom sliding connection of fixed plate 9 is on the bottom inner wall of mounting groove 7, be convenient for further fix the lathe, the equal fixedly connected with shock pad 3 in bottom of support column 1, increase the frictional force with ground, hoisting device stability, supporting pad 19's material is the silica gel pad, silica gel has high strength elasticity, cooperation and damping device, be favorable to promoting the shock attenuation effect, the equal fixed connection in 5 bottoms at lathe body in top of connecting plate 21, the supporting role has been played.

The working principle is as follows: when the damping device is used, the machine tool body 5 is fixed to the top of the mounting plate 2, the electric cylinder 8 is started through the control panel 4, the electric cylinder 8 drives the fixing plate 9 to be close to the machine tool body 5, clamping and fixing of the machine tool body 5 are achieved, stability of the machine tool body 5 is improved, downward vibration force generated during machining of the machine tool body 5 drives the connecting plate 21 to compress the second spring 22, reaction force of the second spring 22 achieves a first damping effect, redundant force is transmitted to the mounting seat 14 through the mounting plate 2 and the connecting rod 16, the mounting seat 14 slides in the left-right direction and compresses the first spring 17 respectively, reaction force generated by the first spring 17 achieves a second damping effect, the damping cushion 3 at the bottom of the supporting column 1 achieves third damping, three damping measures are matched with each other, the damping effect on the machine tool is improved, and therefore stability of machining of the machine tool is improved, the machining precision is improved, the vibrating force in the left and right directions acts on the fixing plate 9 and the electric cylinder 8, the electric cylinder 8 exerts pressure on the pressure sensor 10, the pressure sensor 10 transmits an instruction for starting the electric cylinder 8 to the control panel 4, and the electric cylinder 8 drives the fixing plate 9 to counteract the vibrating force under the action of the force generated by the machine tool body 5, so that the stability of the machine tool body 5 is improved, and the machining precision of the machine tool is further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. Precision finishing machine tool vibration prevention and cure device, including support column (1), its characterized in that: the top end of the supporting column (1) is fixedly connected with a mounting plate (2), the right middle part of the mounting plate (2) is fixedly connected with a control panel (4), a machine tool body (5) is fixedly connected in a groove at the top of the mounting plate (2), mounting grooves (7) are formed in the mounting plate (2) positioned on the left side and the right side of the machine tool body (5), an electric cylinder (8) is fixedly connected to the inner wall of one side of the mounting groove (7) far away from the machine tool body (5), a fixing plate (9) is fixedly connected to the opposite end of the electric cylinder (8), a pressure sensor (10) is fixedly connected to the middle part of one side of the electric cylinder (8) far away from the machine tool body (5), a plurality of mounting cavities (18) are uniformly arranged in the mounting plate (2) positioned below the machine tool body (5), and a supporting pad (19) is fixedly connected to the inner wall of the bottom of the mounting cavity (18), the top center of the supporting pad (19) is fixedly connected with an upright post (20), the outer diameter of the top end of the upright post (20) is connected with a connecting plate (21) in a sliding way, a second spring (22) is arranged on the outer diameter of the upright rod (20), the middle parts of the opposite sides of the supporting columns (1) are fixedly connected with a base (11), one side of the base (11) far away from the support column (1) is fixedly connected with one end of the guide rod (12), the other end of the guide rod (12) is fixedly connected with a limit plate (13), the outer diameter of the guide rod (12) is provided with a first spring (17), one end of the first spring (17) close to the limit plate (13) is fixedly connected with a mounting seat (14), the grooves at the top of the mounting seat (14) are connected with connecting rods (16) through rotating shafts (15), the top end of the connecting rod (16) is rotatably connected with a connecting block (6).

2. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: and the electric cylinder (8) and the pressure sensor (10) are electrically connected with the control panel (4).

3. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: the top end of the connecting block (6) is respectively and fixedly connected with the left side and the right side of the bottom of the mounting plate (2).

4. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: the lower sides of the mounting seats (14) are connected to the outer diameter of the guide rod (12) in a sliding mode.

5. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: the bottom of the fixing plate (9) is connected to the inner wall of the bottom of the mounting groove (7) in a sliding manner.

6. The vibration control device of the precision machining tool according to claim 1, characterized in that: the bottom of the support column (1) is fixedly connected with a shock pad (3).

7. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: the supporting pad (19) is made of a silica gel pad.

8. The vibration control apparatus of a precision finishing machine according to claim 1, wherein: the tops of the connecting plates (21) are fixedly connected to the bottom of the machine tool body (5).