CN211315531U

CN211315531U - Shock pad foot for machine tool

Info

Publication number: CN211315531U
Application number: CN201922402841.6U
Authority: CN
Inventors: 吴东芝
Original assignee: Yancheng Weijia Machine Tool Manufacturing Co ltd
Current assignee: Yancheng Weijia Machine Tool Manufacturing Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-21
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a shock pad foot for a machine tool, which comprises an upper bearing plate arranged at the bottom of a machine tool base, wherein a lower bearing plate is fixedly arranged at the bottom of the upper bearing plate, a bolt is connected at the center of the upper bearing plate through a thread, and the upper part of the bolt penetrates above the machine tool base and is connected with a locking nut through a thread; the bottom of lower bearing dish and the bottom edge of last bearing dish all are provided with same rubber body, the center department of rubber body is provided with the cavity, a plurality of shock attenuation pieces of fixedly connected with between the top inner wall of cavity and the bottom inner wall. The utility model discloses in, can absorb and slow down the vibrations that produce when the lathe operation, be favorable to ensureing precision and quality that the work piece adds man-hour, avoid shaking too big and the deviation brought, can also reduce the influence of vibrations to the internal part of machine tool equipment, extension equipment life has satisfied people's user demand greatly.

Description

Shock pad foot for machine tool

Technical Field

The utility model relates to a lathe technical field especially relates to a shock pad foot for lathe.

Background

The machine tool equipment can vibrate when working, and parts of the machine tool can vibrate violently when working, so that parts for supporting the machine tool need to have certain damping functions, and the vibration amplitude of the machine tool can be aggravated if the machine tool equipment is placed on uneven ground when working, and the factors can cause the service life of the machine tool to be shortened and the quality of products processed by the machine tool to be reduced.

However, the conventional machine tool only adopts simple forms such as a shock pad to absorb shock to the machine tool, the structure is single, the shock absorption effect is poor, the machine tool cannot absorb shock well, and further, in the machining process, the stability is poor, and the quality of a product machined by the machine tool is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a shock pad foot for a machine tool.

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

a shock pad foot for a machine tool comprises an upper bearing plate arranged at the bottom of a machine tool base, wherein a lower bearing plate is fixedly arranged at the bottom of the upper bearing plate, a bolt is connected to the center of the upper bearing plate through a thread, and the upper part of the bolt penetrates above the machine tool base and is connected with a locking nut through a thread;

the bottom of the lower bearing plate and the edge of the bottom of the upper bearing plate are both provided with the same rubber body, a cavity is arranged at the center of the rubber body, and a plurality of shock absorbing pieces are fixedly connected between the top inner wall and the bottom inner wall of the cavity;

the bottom of the rubber body positioned outside the cavity is provided with a plurality of grooves, the grooves are uniformly arranged in an annular mode based on the cavity as a center, W-shaped damping sheets are arranged in the grooves, the tops of the W-shaped damping sheets are fixedly connected with buffering columns, and the tops of the buffering columns are fixedly connected to the bottom of the lower bearing plate;

the rubber body is characterized in that an annular groove is formed in the edge of the bottom of the rubber body, a spring is obliquely arranged in the annular groove, and two ends of the spring are respectively and fixedly connected between the inner walls of two sides of the annular groove.

Preferably, the W-shaped damping sheet comprises a pressure-bearing convex part and a raised edge part positioned outside the pressure-bearing convex part, and the bottom of the buffer column is fixedly connected with the pressure-bearing convex part.

Preferably, the lower bearing plate comprises a central concave-convex part and an annular part arranged on the outer side of the circumference of the central concave-convex part, the bottom of the bolt extends into the central concave-convex part, and the bottom of the buffer column is fixedly arranged on the bottom side of the annular part.

Preferably, the damping member is any one of a spring plate and a spring.

Preferably, an annular gasket sleeved on the bolt is arranged between the machine tool base and the locking nut.

Preferably, a bolt hole is formed in the center of the upper bearing plate, and the bolt is matched with the bolt hole; the machine tool base is provided with a through hole, and the bolt penetrates through the through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a shock pad foot for lathe, when the lathe work in-process produce vibrations can be transmitted to upper bearing plate and lower bearing plate through the lathe base, and upper bearing plate and lower bearing plate transmit the vibrations power to the rubber body simultaneously again, and the rubber body is the rubber material, and the effect that just has the shock attenuation energy-absorbing when receiving compression deformation of itself can offset a part vibrations, and the rubber body also can make the spring carry out compression deformation buffering when overall compression, and then plays the absorbing effect in the side position;

2. meanwhile, the lower bearing plate can also downwards extrude the cavity when being vibrated, and the shock absorption piece in the cavity is compressed and buffered, so that the shock absorption and energy dissipation effects can be further realized through the compression deformation of the shock absorption piece;

3. meanwhile, the lower bearing disc can downwards extrude and deform the W-shaped damping sheet through the buffer column, the W-shaped damping sheet is in contact with the ground, specifically, the buffer column can extrude the pressure-bearing convex part, and the pressure-bearing convex part can enable the raised edge part to tilt towards two sides when being extruded, so that the pressure-bearing convex part can effectively absorb the gravity or the vibration force from top to bottom through the mutual matching of the pressure-bearing convex part and the raised edge part, the force is dispersed and weakened by the raised edge part and is not easy to transmit back, and the damping effect is further achieved;

finally, the vibration generated during the operation of the machine tool can be absorbed and slowed down, the accuracy and the quality of a workpiece during machining are favorably ensured, the deviation caused by overlarge vibration is avoided, the influence of the vibration on internal parts of the machine tool equipment can be reduced, the service life of the equipment is prolonged, and the use requirements of people are greatly met.

Drawings

Fig. 1 is a schematic structural view of a shock pad for a machine tool according to the present invention;

FIG. 2 is a schematic structural view of the W-shaped damping sheet of the present invention;

fig. 3 is a schematic structural view of the upper bearing plate and the lower bearing plate of the present invention;

fig. 4 is a schematic structural diagram of the rubber body of the present invention.

In the figure: 1, a machine tool base and 101 through holes; 2, an upper bearing plate and a bolt hole 201; 3, a lower bearing plate, a 301 central concave convex part and a 302 annular part; 4 rubber body, 401 cavity, 402 groove, 403 ring groove; 5 bolts, 6 locking nuts, 7 annular washers, 8 buffer columns, 9W-shaped shock absorbing sheets, 901 pressure-bearing bulge parts and 902 edge warping parts; 10 damping members, 11 springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a shock pad for a machine tool comprises an upper bearing plate 2 mounted at the bottom of a machine tool base 1, wherein a lower bearing plate 3 is fixedly arranged at the bottom of the upper bearing plate 2, a bolt 5 is connected to the center of the upper bearing plate 2 through a thread, and the upper part of the bolt 5 penetrates above the machine tool base 1 and is connected with a lock nut 6 through a thread;

the bottom of the lower bearing plate 3 and the bottom edge of the upper bearing plate 2 are both provided with the same rubber body 4, the center of the rubber body 4 is provided with a cavity 401, and a plurality of shock absorbing pieces 10 are fixedly connected between the top inner wall and the bottom inner wall of the cavity 401;

the bottom of the rubber body 4 positioned outside the cavity 401 is provided with a plurality of grooves 402, the grooves 402 are uniformly arranged in a ring shape based on the cavity 401 as the center, a W-shaped damping sheet 9 is arranged in each groove 402, the top of each W-shaped damping sheet 9 is fixedly connected with a buffer column 8, and the top of each buffer column 8 is fixedly connected to the bottom of the lower bearing plate 3;

an annular groove 403 is formed in the bottom edge of the rubber body 4, a spring 11 which is obliquely arranged is arranged in the annular groove 403, and two ends of the spring 11 are fixedly connected between the inner walls of two sides of the annular groove 403 respectively; the utility model discloses a shock pad foot for lathe can absorb and slow down the vibrations that produce when the lathe operation, is favorable to ensureing precision and quality that the work piece adds man-hour, avoids shaking too big and the deviation that has brought, can also reduce the influence of vibrations to the lathe equipment internals, and extension equipment life has satisfied people's user demand greatly.

Specifically, the W-shaped damper blade 9 includes a pressure-bearing protrusion 901 and a raised edge portion 902 located outside the pressure-bearing protrusion 901, and the bottom of the strut 8 is fixedly connected to the pressure-bearing protrusion 901.

Specifically, the lower bearing plate 3 includes a central concave-convex portion 301 and an annular portion 302 disposed outside the circumference of the central concave-convex portion 301, the bottom of the bolt 5 extends into the central concave-convex portion 301, and the bottom of the cushion column 8 is fixedly disposed at the bottom side of the annular portion 302.

Specifically, the shock absorbing member 10 is any one of a spring plate and a spring.

Specifically, an annular washer 7 sleeved on the bolt 5 is arranged between the machine tool base 1 and the lock nut 6.

Specifically, a bolt hole 201 is formed in the center of the upper bearing plate 2, and a bolt 5 is matched with the bolt hole 201; the machine tool base 1 is provided with a through hole 101, and the bolt 5 is inserted through the through hole 101.

The utility model discloses a shock pad foot for lathe, when the lathe course of operation produce vibrations can be transmitted to upper bearing plate 2 and lower bearing plate 3 through lathe base 1, and upper bearing plate 2 and lower bearing plate 3 transmit the shaking force to rubber body 4 simultaneously, and rubber body 4 is the rubber material, the effect that just has the shock attenuation energy-absorbing when receiving compression deformation of itself, can offset a part of vibrations, and rubber body 4 also can make spring 11 carry out compression deformation buffering when overall compression, and then play absorbing effect in the side position; meanwhile, the lower bearing plate 3 can also downwards extrude the cavity 401 when being vibrated, and the shock absorption piece 10 in the cavity 401 is compressed and buffered, so that the shock absorption and energy dissipation effects can be further realized through the compression deformation of the shock absorption piece 10; meanwhile, the lower bearing disc 3 can also extrude the W-shaped damping sheet 9 downwards through the buffer column 8, the W-shaped damping sheet 9 is in contact with the ground, specifically, the buffer column 8 can extrude the pressure-bearing convex part 901, and the pressure-bearing convex part 901 can enable the raised edge part 902 to be raised towards two sides when being extruded, so that the pressure-bearing convex part 901 and the raised edge part 902 are matched with each other, the pressure-bearing convex part 901 can effectively absorb the gravity or the vibration force from top to bottom, the raised edge part 902 disperses and weakens the force, and the force is not easy to be transmitted back again, thereby further achieving the damping effect; finally, the vibration generated during the operation of the machine tool can be absorbed and slowed down, the accuracy of the workpiece in machining is improved, the deviation caused by overlarge vibration is avoided, the influence of the vibration on internal parts of the machine tool equipment can be reduced, the service life of the equipment is prolonged, and the use requirements of people are greatly met.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The shock pad foot for the machine tool is characterized by comprising an upper bearing plate (2) arranged at the bottom of a machine tool base (1), wherein a lower bearing plate (3) is fixedly arranged at the bottom of the upper bearing plate (2), a bolt (5) is connected to the center of the upper bearing plate (2) through a thread, and the upper part of the bolt (5) penetrates through the upper part of the machine tool base (1) and is connected with a locking nut (6) through a thread;

the bottom of the lower bearing plate (3) and the bottom edge of the upper bearing plate (2) are both provided with the same rubber body (4), the center of the rubber body (4) is provided with a cavity (401), and a plurality of shock-absorbing pieces (10) are fixedly connected between the top inner wall and the bottom inner wall of the cavity (401);

the bottom of the rubber body (4) positioned outside the cavity (401) is provided with a plurality of grooves (402), the grooves (402) are uniformly arranged in an annular mode based on the cavity (401) as the center, a W-shaped damping sheet (9) is arranged in each groove (402), the top of each W-shaped damping sheet (9) is fixedly connected with a buffer column (8), and the top of each buffer column (8) is fixedly connected to the bottom of the lower bearing disc (3);

the rubber body (4) is characterized in that an annular groove (403) is formed in the bottom edge of the rubber body (4), a spring (11) which is obliquely arranged is arranged in the annular groove (403), and two ends of the spring (11) are fixedly connected between the inner walls of two sides of the annular groove (403) respectively.

2. The shock pad foot for the machine tool according to claim 1, characterized in that the W-shaped shock pad (9) comprises a pressure-bearing convex part (901) and a raised edge part (902) positioned outside the pressure-bearing convex part (901), and the bottom of the cushion column (8) is fixedly connected with the pressure-bearing convex part (901).

3. The shock absorbing foot for machine tools according to claim 1, characterized in that the lower bearing plate (3) comprises a central concave-convex portion (301) and an annular portion (302) arranged outside the circumference of the central concave-convex portion (301), the bottom of the bolt (5) extends to the inside of the central concave-convex portion (301), and the bottom of the cushion column (8) is fixedly arranged at the bottom side of the annular portion (302).

4. The shock absorbing foot for machine tools according to claim 1, characterized in that the shock absorbing member (10) is embodied as any one of a spring plate and a spring.

5. The shock absorption foot pad for the machine tool according to claim 1, characterized in that an annular washer (7) sleeved on the bolt (5) is arranged between the machine tool base (1) and the lock nut (6).

6. The shock absorption foot pad for the machine tool according to claim 1, characterized in that a bolt hole (201) is formed in the center of the upper bearing plate (2), and a bolt (5) is matched with the bolt hole (201); a through hole (101) is formed in the machine tool base (1), and the bolt (5) penetrates through the through hole (101).