CN211361351U

CN211361351U - Digit control machine tool shock mount

Info

Publication number: CN211361351U
Application number: CN201922461322.7U
Authority: CN
Inventors: 陈晓桦; 李肖珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-28
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a digit control machine tool shock mount, which comprises a base body, the top of base body is seted up flutedly, and sliding sleeve is equipped with fixed baseplate in the recess, and fixed baseplate's top extends to the top of base body, is equipped with the diaphragm that is located fixed baseplate below in the recess, and fixed mounting has a plurality of springs between the top of diaphragm and fixed baseplate's the bottom, and fixed mounting has the fixed plate on the bottom inner wall of recess, and the equal fixed mounting in both sides top of fixed plate has the connecting plate, and the bottom fixed mounting of diaphragm has two risers, and a rectangular hole has been seted up to one side of riser. The utility model discloses simple structure, convenient operation is convenient for cushion digit control machine tool, and is convenient for reach balanced vibrations power and beat range according to actual need accommodate spring's damping elasticity, reduces the beat range when effectively alleviating the vibrations impact force, satisfies the use needs, is favorable to the use.

Description

Digit control machine tool shock mount

Technical Field

The utility model relates to a lathe base technical field especially relates to a digit control machine tool shock attenuation base.

Background

In the field of machining, numerical control machines are more and more widely applied, the numerical control machines are often installed on machine tool bases, and in the machining process, numerical control machine equipment can generate large vibration, which can cause large influence on the machining fineness of workpieces, so that the existing machine tool bases are mostly provided with damping parts such as springs and the like on the machine tool bases to relieve hard vibration force;

although the spring can be installed on the lathe base to relieve hard vibration impact force, the spring cannot be adjusted conveniently according to actual needs, the jumping amplitude and the buffer force cannot be balanced, if the elasticity of the spring is too small and soft, the up-down jumping amplitude is too large, normal work is influenced, and when the elasticity of the spring is directly too large and hard, the effect of effectively buffering and reducing vibration impact force cannot be achieved, the use requirement cannot be met, and therefore the numerical control machine tool damping base is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a damping base of a numerical control machine tool.

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

a damping base of a numerical control machine tool comprises a base body, wherein a groove is formed in the top of the base body, a fixing base plate is sleeved in the groove in a sliding mode, the top of the fixing base plate extends to the upper portion of the base body, a transverse plate located below the fixing base plate is arranged in the groove, a plurality of springs are fixedly arranged between the top of the transverse plate and the bottom of the fixing base plate, a fixing plate is fixedly arranged on the inner wall of the bottom of the groove, connecting plates are fixedly arranged at the tops of two sides of the fixing plate respectively, two vertical plates are fixedly arranged at the bottom of the transverse plate, a first rectangular hole is formed in one side of each vertical plate, four vertical rods are fixedly arranged between the inner wall of the top of the first rectangular hole and the inner wall of the bottom of the first rectangular hole, one side, far away from the fixing plate, two screw rods are close to each other one end mutually and weld, two screw rod screw threads are turned to opposite, the fixed plate rotates the cover and establishes on two screw rods, one side bottom thread tightening of base body has driving motor, driving motor's output shaft tip extend to in the recess and with the one end fixed connection of a screw rod in two screw rods, the thread bush is equipped with the trapezoidal piece on the screw rod, two trapezoidal piece symmetries set up, the top of trapezoidal piece sets up to the inclined plane, the bottom inner wall slidable mounting of trapezoidal piece and recess, the gyro wheel is all installed in the bottom both sides rotation of diaphragm, the bottom of gyro wheel and the inclined plane rolling contact of the trapezoidal piece that corresponds.

Preferably, threaded holes are formed in one side, close to each other, of each of the two trapezoidal blocks, and the threaded holes are in threaded connection with the corresponding screws.

Preferably, four second rectangular holes are formed in the top of the connecting plate, and the side walls of the second rectangular holes are in sliding connection with the outer sides of the corresponding vertical rods.

Preferably, the inner walls of the two sides of the groove are provided with sliding grooves, the bottoms of the two sides of the fixed base plate are fixedly provided with sliding blocks, and the sliding blocks are connected with the corresponding sliding grooves in a sliding mode.

Preferably, four T-shaped sliding rails are fixedly mounted on the inner wall of the bottom of the groove, two T-shaped sliding grooves are formed in the bottom of the trapezoidal block, the inner walls of the two sides of each T-shaped sliding groove are respectively provided with an opening, and the T-shaped sliding grooves are slidably connected with the corresponding T-shaped sliding rails.

Preferably, a circular hole is formed in the bottom of one side of the fixing plate, a first bearing is fixedly sleeved in the circular hole, and the inner side of an inner ring of the first bearing is welded with the outer sides of the two screws.

Preferably, the inner walls of the two sides of the groove are fixedly provided with second bearings, and the inner rings of the second bearings are fixedly sleeved with the outer sides of the corresponding screw rods.

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

through the matching of the arranged base body, the fixed base plate, the transverse plate, the springs, the fixed plate, the connecting plate, the vertical plate, the first rectangular hole, the vertical rod, the screw rods, the driving motor, the trapezoidal block, the T-shaped slide rail, the slide block, the rollers and the grooves, when the numerical control lathe runs, the vibration is generated to drive the fixed base plate to move downwards to compress the plurality of springs, so that the vibration impact force of the numerical control lathe is relieved, when the springs are softer, the numerical control lathe can bounce upwards and downwards too much, the driving motor is started in a forward direction to drive one of the two screw rods to rotate, one screw rod rotates to drive the other screw rod to rotate, the screw rods rotate to drive the corresponding trapezoidal block to move, the trapezoidal block generates extrusion force on the corresponding roller wheel in the moving process, the roller wheel drives the transverse plate to move upwards, the transverse plate drives the corresponding, the diaphragm is to a plurality of spring compression for just being in slightly compression or half compression state before the spring does not cushion, making its compression stroke shorten, and the spring that is in compression state is to the damping elasticity grow of fixed baseplate, and the range of vibrations diminishes from top to bottom when digit control machine tool rerun at this moment, can adjust the initial compression degree of spring according to actual need.

The utility model discloses simple structure, convenient operation is convenient for cushion digit control machine tool, and is convenient for reach balanced vibrations power and beat range according to actual need accommodate spring's damping elasticity, reduces the beat range when effectively alleviating the vibrations impact force, satisfies the use needs, is favorable to the use.

Drawings

Fig. 1 is a schematic structural view of a numerically-controlled machine tool damping base provided by the present invention;

fig. 2 is a schematic view of a sectional structure of a damping base of a numerically-controlled machine tool according to the present invention;

fig. 3 is an enlarged sectional view of a portion a-a in fig. 2.

In the figure: the base comprises a base body 1, a fixing base plate 2, a transverse plate 3, a spring 4, a fixing plate 5, a connecting plate 6, a vertical plate 7, a first rectangular hole 8, a vertical rod 9, a screw rod 10, a driving motor 11, a trapezoidal block 12, a T-shaped sliding rail 13, a sliding block 14, a roller 15 and a groove 16.

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. 1-3, a numerically-controlled machine tool damping base comprises a base body 1, a groove 16 is formed in the top of the base body 1, a fixed base plate 2 is slidably sleeved in the groove 16, the top of the fixed base plate 2 extends to the upper side of the base body 1, a transverse plate 3 positioned below the fixed base plate 2 is arranged in the groove 16, a plurality of springs 4 are fixedly arranged between the top of the transverse plate 3 and the bottom of the fixed base plate 2, a fixed plate 5 is fixedly arranged on the inner wall of the bottom of the groove 16, connecting plates 6 are fixedly arranged at the tops of two sides of the fixed plate 5, two vertical plates 7 are fixedly arranged at the bottom of the transverse plate 3, a first rectangular hole 8 is formed in one side of each vertical plate 7, four vertical rods 9 are fixedly arranged between the inner wall of the top of the first rectangular hole 8 and the inner wall of the bottom, one, the connecting plate 6 is slidably sleeved on the corresponding four vertical rods 9, the screw rods 10 are rotatably mounted on the inner walls of the two sides of the groove 16, one ends of the two screw rods 10, which are close to each other, are welded, the screw thread turning directions of the two screw rods 10 are opposite, the fixing plate 5 is rotatably sleeved on the two screw rods 10, a driving motor 11 is fixedly screwed on the bottom of one side of the base body 1, the end part of an output shaft of the driving motor 11 extends into the groove 16 and is fixedly connected with one end of one screw rod 10 of the two screw rods 10, a trapezoidal block 12 is sleeved on the screw rod 10 in a threaded manner, the two trapezoidal blocks 12 are symmetrically arranged, the top of each trapezoidal block 12 is provided with an inclined plane, the trapezoidal blocks 12 are slidably mounted with the inner wall of the bottom of the groove 16, the rollers 15 are rotatably mounted on the two sides of the bottom of the transverse plate 3, and the bottoms of, and the damping elasticity of the spring 4 can be conveniently adjusted according to actual needs, so that the vibration force and the jumping amplitude can be balanced, the jumping amplitude can be reduced while the vibration impact force is effectively relieved, the use needs can be met, and the use is facilitated.

In the utility model, one side of two trapezoidal blocks 12 close to each other is provided with a threaded hole, the threaded hole is in threaded connection with a corresponding screw rod 10, the top of a connecting plate 6 is provided with four second rectangular holes, the side wall of each second rectangular hole is in sliding connection with the outer side of a corresponding vertical rod 9, the inner walls of two sides of a groove 16 are provided with chutes, the bottoms of two sides of a fixed substrate 2 are fixedly provided with sliders 14, the sliders 14 are in sliding connection with the corresponding chutes, the inner wall of the bottom of the groove 16 is fixedly provided with four T-shaped slide rails 13, the bottom of the trapezoidal block 12 is provided with two T-shaped chutes, the inner walls of two sides of the T-shaped chutes are provided with openings, the T-shaped chutes are in sliding connection with the corresponding T-shaped slide rails 13, the bottom of one side of a fixed plate 5 is provided with a circular hole, a fixed sleeve is provided with, equal fixed mounting has the second bearing on the both sides inner wall of recess 16, the inner circle of second bearing and the fixed suit in the outside of the screw rod 10 that corresponds, the utility model discloses simple structure, convenient operation is convenient for cushion the digit control machine tool, and is convenient for according to actual need accommodate spring 4's damping elasticity, reaches balanced vibrations power and range of beating, reduces the range of beating when effectively alleviating the vibrations impact force, satisfies the user demand, is favorable to using.

The working principle is as follows: when the numerically controlled lathe is used, vibration is generated when the numerically controlled lathe runs to drive the fixed base plate 2 to move downwards, the fixed base plate 2 drives the sliding blocks 14 to slide in the corresponding sliding grooves, the fixed base plate 2 compresses the plurality of springs 4 in the downward movement process, and the reaction force of the springs 4 buffers the fixed base plate 2, so that the vibration impact force of the numerically controlled lathe is relieved;

when the spring 4 is softer, the numerical control lathe jumps too much up and down, the driving motor 11 is started in the forward direction, the driving motor 11 drives one screw rod 10 of the two screw rods 10 to rotate, one screw rod 10 rotates to drive the other screw rod 10 to rotate, under the action of a threaded hole formed in the trapezoidal block 12, the screw rod 10 rotates to drive the corresponding trapezoidal block 12 to move towards the direction close to the fixed plate 5, the trapezoidal block 12 slides on the corresponding two T-shaped slide rails 13, the trapezoidal block 12 generates extrusion force on the corresponding roller 15 in the moving process, under the action of the extrusion force, the roller 15 moves and rotates, the roller 15 rolls on the inclined surface of the corresponding trapezoidal block 12, the roller 15 drives the transverse plate 3 to move upwards, the transverse plate 3 drives the two vertical plates 7 to move upwards, the vertical plates 7 drive the corresponding four vertical rods 9 to move upwards, and the vertical rods 9 slide in the corresponding second rectangular holes, diaphragm 3 compresses a plurality of springs 4 simultaneously for spring 4 is in slightly compression or half compression state before buffering, makes its compression stroke shorten, and spring 4 that is in compression state is to the damping elasticity grow of fixed baseplate 2, and the range of vibrations diminishes from top to bottom when digit control machine tool rerun this moment, can adjust spring 4's initial compression degree according to actual need, thereby reaches adjusting spring 4's elasticity, reaches balanced vibrations power and the range of beating.

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. A shock absorption base of a numerical control machine tool comprises a base body (1) and is characterized in that a groove (16) is formed in the top of the base body (1), a fixed base plate (2) is sleeved in the groove (16) in a sliding mode, the top of the fixed base plate (2) extends to the upper portion of the base body (1), a transverse plate (3) located below the fixed base plate (2) is arranged in the groove (16), a plurality of springs (4) are fixedly arranged between the top of the transverse plate (3) and the bottom of the fixed base plate (2), a fixed plate (5) is fixedly arranged on the inner wall of the bottom of the groove (16), connecting plates (6) are fixedly arranged at the tops of two sides of the fixed plate (5), two vertical plates (7) are fixedly arranged at the bottom of the transverse plate (3), a first rectangular hole (8) is formed in one side of each vertical plate (7), four vertical rods (9) are fixedly, one side of the connecting plate (6) far away from the fixing plate (5) penetrates through the corresponding first rectangular hole (8) and extends to the outside of the vertical plate (7), the connecting plate (6) is sleeved on the corresponding four vertical rods (9) in a sliding manner, screw rods (10) are rotatably arranged on the inner walls of the two sides of the groove (16), one ends of the two screw rods (10) close to each other are welded, the thread turning directions of the two screw rods (10) are opposite, the fixing plate (5) is rotatably sleeved on the two screw rods (10), a driving motor (11) is fixedly arranged on the bottom of one side of the base body (1) in a threaded manner, the end part of an output shaft of the driving motor (11) extends into the groove (16) and is fixedly connected with one end of one screw rod (10) of the two screw rods (10), a trapezoidal block (12) is sleeved on the screw rods (10), the two trapezoidal blocks (12) are symmetrically, the trapezoidal blocks (12) are slidably mounted on the inner wall of the bottom of the groove (16), the two sides of the bottom of the transverse plate (3) are respectively rotatably provided with a roller (15), and the bottoms of the rollers (15) are in rolling contact with the inclined surfaces of the corresponding trapezoidal blocks (12).

2. The numerical control machine tool damping base according to claim 1, characterized in that threaded holes are formed in the sides of the two trapezoidal blocks (12) close to each other, and the threaded holes are in threaded connection with the corresponding screw rods (10).

3. The numerically-controlled machine tool damping base according to claim 1, wherein four second rectangular holes are formed in the top of the connecting plate (6), and the side walls of the second rectangular holes are slidably connected with the outer sides of the corresponding vertical rods (9).

4. The numerical control machine tool damping base according to claim 1, characterized in that sliding grooves are formed in inner walls of two sides of the groove (16), sliding blocks (14) are fixedly mounted at bottoms of two sides of the fixed base plate (2), and the sliding blocks (14) are in sliding connection with the corresponding sliding grooves.

5. The shock absorption base for the numerical control machine tool according to claim 1, wherein four T-shaped sliding rails (13) are fixedly mounted on the inner wall of the bottom of the groove (16), two T-shaped sliding grooves are formed in the bottom of the trapezoidal block (12), the inner walls of two sides of each T-shaped sliding groove are provided with openings, and the T-shaped sliding grooves are slidably connected with the corresponding T-shaped sliding rails (13).

6. The numerical control machine tool damping base according to claim 1, characterized in that a circular hole is formed in the bottom of one side of the fixing plate (5), a first bearing is fixedly sleeved in the circular hole, and the inner side of the inner ring of the first bearing is welded with the outer sides of the two screws (10).

7. The numerically-controlled machine tool damping base according to claim 1, characterized in that a second bearing is fixedly mounted on the inner walls of two sides of the groove (16), and the inner ring of the second bearing is fixedly sleeved with the outer side of the corresponding screw (10).