CN210818421U

CN210818421U - Cylindrical stand column of vertical machining center

Info

Publication number: CN210818421U
Application number: CN201920636911.1U
Authority: CN
Inventors: 汪凯
Original assignee: Nanjing Qiyuan Machinery Manufacturing Co ltd
Current assignee: Nanjing Qiyuan Machinery Manufacturing Co ltd
Priority date: 2019-05-07
Filing date: 2019-05-07
Publication date: 2020-06-23
Anticipated expiration: 2029-05-07

Abstract

The utility model relates to a lathe stand technical field just discloses a vertical machining center cylinder type stand. This vertical machining center cylinder type stand, including cylinder shell, top base, reinforcing apparatus, lower base and damping device, the bottom fixed mounting of cylinder shell has the top base, install reinforcing apparatus in the cylinder shell, the bottom movable mounting of top base has lower base, install damping device between top base and the lower base. This vertical machining center cylinder type stand, through damping device, at the lathe during operation, because the reason of functioning speed, can lead to the stand to take place vibrations along with the main shaft, set up to inside hollow boss form through the base to the stand, improve the shock resistance of stand, install buffer column and buffer pad between the upper and lower fixed plate simultaneously, cushion and offset upper and lower vibrations, avoid the stand can produce great moment of flexure deformation when vibrations to reach the absorbing effect of improvement stand antidetonation.

Description

Cylindrical stand column of vertical machining center

Technical Field

The utility model relates to a lathe stand technical field specifically is a vertical machining center cylinder type stand.

Background

The upright post is an important component of the vertical machining center, is connected with the workbench and the main shaft, and has torsion resistance and bending resistance which are the key for ensuring the precision of the whole vertical machining center. The existing common upright post is of a box-type structure with a rectangular cross section, and the rigidity of the existing upright post is improved by increasing the wall thickness of the upright post or increasing a rib plate inside the upright post in the existing design.

However, the rigidity is improved in a limited way, meanwhile, the weight of the upright column is increased rapidly, after the upright column is subjected to three-way force and three-way bending moment, the upright column generates large left-right, front-back and torsional deformation, the three deformations directly affect the main shaft, the machining precision of the whole machine tool is reduced, and meanwhile, the upright column is connected with the main shaft, so that the rigidity of the upright column can be damaged for a long time when the main shaft vibrates.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a vertical machining center cylinder type stand, the utensil improves the stand rigidity and has advantages such as antidetonation, has solved the stand and has warp the problem that leads to the machining precision to reduce.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a vertical machining center cylinder type stand, includes cylinder shell, top base, reinforcing apparatus, adjusting device, lower base and damping device, the bottom fixed mounting of cylinder shell has the top base, install reinforcing apparatus in the cylinder shell, install adjusting device in the reinforcing apparatus, the bottom movable mounting of top base has lower base, install damping device between top base and the lower base.

The reinforcing device comprises a horizontal rib plate, the horizontal rib plate is fixedly installed at the top end in the column shell, a vertical rib plate is fixedly installed at the bottom end of the horizontal rib plate, and a supporting column is fixedly installed between the two horizontal rib plates.

Adjusting device includes the fixed block, fixed block fixed mounting is on the positive surface of support column, swing joint has the round pin axle on the positive surface of fixed block, sell epaxial swing joint and have the bracing piece, the top swing joint of bracing piece has the push rod, the both ends movable mounting of push rod has the lantern ring, the top fixed mounting of push rod has a piston cylinder, fixed mounting has the spring in the piston cylinder, the top swing joint of spring has the piston rod.

Damping device includes the upper fixed plate, upper fixed plate fixed mounting is on the top in the upper base, bottom fixed mounting has the bottom plate in the base down, the bottom fixedly connected with buffering post of upper fixed plate, the bottom fixed mounting of buffering post has buffer spacer, buffer spacer's bottom swing joint recess, the bottom fixedly connected with steel sheet of recess, the both ends fixedly connected with connecting block of steel sheet.

Furthermore, the number of the horizontal rib plates and the number of the vertical rib plates are two, and the horizontal rib plates and the vertical rib plates are fixedly arranged on the inner wall of the cylinder shell.

Furthermore, a sleeve spring is movably connected between the two sleeve rings, the diameter of each sleeve ring is larger than that of the corresponding push rod, and the diameter of each sleeve ring is equal to that of the corresponding sleeve spring.

Furthermore, the number of the supporting rods is two, and two ends of each supporting rod are movably connected with push rods.

Furthermore, the upper base and the lower base are both in a shape of a boss with a hollow inner part, and the sizes of the upper base and the lower base are matched.

Furthermore, the diameter of the buffer gasket is smaller than the diameter of the groove, and the diameter of the buffer column is larger than the diameter of the groove.

The utility model has the advantages that:

1. this vertical machining center cylinder type stand, through damping device, at the lathe during operation, because the reason of functioning speed, can lead to the stand to take place vibrations along with the main shaft, set up to inside hollow boss form through the base to the stand, improve the shock resistance of stand, install buffer column and buffer pad between the upper and lower fixed plate simultaneously, cushion and offset upper and lower vibrations, avoid the stand can produce great moment of flexure deformation when vibrations to reach the absorbing effect of improvement stand antidetonation.

2. This vertical machining center cylinder type stand, through reinforcing apparatus and adjusting device, the stand is the cavity cylinder, effectively alleviate the weight of stand, cylinder inner wall fixedly connected with gusset simultaneously, improve the rigidity of stand, install the support column simultaneously, because the stand can produce the effect of X, Y, Z three directions, and the torsion of three moment of flexure power, guide power to inside support column through adjusting device and share, alleviate the effect of stand, avoid the operation of stand overload, influence the machining precision, in order to reach the effect that improves stand whole rigidity and improve the machining precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the damping device of the present invention.

Description of reference numerals: 1-cylinder shell, 2-upper base, 3-reinforcing device, 301-horizontal rib plate, 302-vertical rib plate, 303-supporting column, 4-adjusting device, 401-fixing block, 402-pin shaft, 403-supporting rod, 404-lantern ring, 405-push rod, 406-piston cylinder, 407-spring, 408-piston rod, 5-lower base, 6-damping device, 601-upper fixing plate, 602-lower fixing plate, 603-buffer column, 604-buffer gasket, 605-groove, 606-steel plate and 607-connecting block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, a cylindrical column of a vertical machining center includes a column housing 1, an upper base 2, a reinforcing device 3, an adjusting device 4, a lower base 5 and a damping device 6, the upper base 2 is fixedly installed at the bottom end of the column housing 1, the reinforcing device 3 is installed in the column housing 1, the adjusting device 4 is installed in the reinforcing device 3, the lower base 5 is movably installed at the bottom end of the upper base 2, the upper base 2 and the lower base 5 are both in a boss shape with a hollow interior, the size of the upper base 2 is matched with that of the lower base 5, and the damping device 6 is installed between the upper base 2 and the lower base 5.

Reinforcing apparatus 3 includes horizontal gusset 301, horizontal gusset 301 fixed mounting is on top in cylinder shell 1, the bottom fixed mounting of horizontal gusset 301 has vertical gusset 302, the quantity of horizontal gusset 301 and vertical gusset 302 is two, and horizontal gusset 301 and the equal fixed mounting of vertical gusset 302 are on the inner wall of cylinder shell 1, fixed mounting has support column 303 between two horizontal gusset 301, the stand is the cavity cylinder, effectively alleviate the weight of stand, cylinder inner wall fixedly connected with gusset simultaneously, improve the rigidity of stand, install support column 303 simultaneously, because the stand can produce the effect of the three direction of X, Y, Z power, and the torsion of three moment of flexure power.

The adjusting device 4 comprises a fixing block 401, the fixing block 401 is fixedly arranged on the front surface of the supporting column 303, the front surface of the fixing block 401 is movably connected with a pin 402, the pin 402 is movably connected with two supporting rods 403, and both ends of the supporting rod 403 are movably connected with a push rod 405, the top end of the supporting rod 403 is movably connected with the push rod 405, both ends of the push rod 405 are movably provided with a lantern ring 404, a socket spring is movably connected between the two lantern rings 404, the diameter of the lantern ring 404 is larger than that of the push rod 405, the diameter of the lantern ring 404 is equal to that of the sleeve spring, the piston cylinder 406 is fixedly mounted at the top of the push rod 405, the spring 407 is fixedly mounted in the piston cylinder 406, the top end of the spring 407 is movably connected with the piston rod 408, force is guided to the inner supporting column 303 to be shared, the force on the upright column is relieved, overload operation of the upright column is avoided, machining precision is affected, and therefore the effects of improving the integral rigidity of the upright column and improving the machining precision are achieved.

The damping device 6 comprises an upper fixing plate 601, the upper fixing plate 601 is fixedly arranged at the top end in the upper base 2, a lower fixing plate 602 is fixedly arranged at the inner bottom end of the lower base 5, a buffering column 603 is fixedly connected to the bottom end of the upper fixing plate 601, a buffering gasket 604 is fixedly arranged at the bottom end of the buffering column 603, the diameter of the buffering gasket 604 is smaller than the inner diameter of a groove 605, the diameter of the buffering column 603 is larger than the inner diameter of the groove 605, the bottom end of the buffering gasket 604 is movably connected with the groove 605, a steel plate 606 is fixedly connected to the bottom of the groove 605, and connecting blocks 607 are fixedly connected to both ends of the steel plate 606, when the machine tool works, the vertical column vibrates along with the main shaft due to the operation speed, the shock resistance of the vertical column is improved by arranging the base of the opposite column into an internal hollow boss shape, and the buffering column, the vertical column is prevented from generating large bending moment deformation during vibration, so that the effect of improving the shock resistance and shock absorption of the vertical column is achieved.

When the shock absorber 6 is used, when the machine tool works, the upright column vibrates along with the main shaft due to the operation speed, the shock resistance of the upright column is improved by arranging the base of the upright column into an internal hollow boss shape, meanwhile, the buffer column 603 and the buffer gasket 604 are arranged between the upper fixing plate and the lower fixing plate to buffer and offset the vertical vibration, the upright column is prevented from generating large bending moment deformation during vibration, so that the shock-proof and shock-absorbing effects of the upright column are improved, the weight of the upright column is effectively reduced by the hollow upright column through the reinforcing device 3 and the adjusting device 4, meanwhile, the rigidity of the upright column is improved by fixedly connecting the inner wall of the upright column with the rib plate, the support column 303 is also arranged, because the upright column can generate X, Y, Z three-direction force and the torsion of three bending moment forces, the force is guided to the internal support column 303 through the adjusting device, the effect of the power of alleviateing the stand, avoid the stand overload operation, influence the machining precision to reach the effect that improves stand rigidity as a whole and improve the machining precision.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a vertical machining center cylinder type stand, includes cylinder shell (1), top base (2), reinforcing apparatus (3), adjusting device (4), lower base (5) and damping device (6), its characterized in that: an upper base (2) is fixedly installed at the bottom end of the cylinder shell (1), a reinforcing device (3) is installed in the cylinder shell (1), an adjusting device (4) is installed in the reinforcing device (3), a lower base (5) is movably installed at the bottom end of the upper base (2), and a damping device (6) is installed between the upper base (2) and the lower base (5);

the reinforcing device (3) comprises horizontal rib plates (301), the horizontal rib plates (301) are fixedly installed at the top end in the column body shell (1), vertical rib plates (302) are fixedly installed at the bottom ends of the horizontal rib plates (301), and supporting columns (303) are fixedly installed between the two horizontal rib plates (301);

the adjusting device (4) comprises a fixing block (401), the fixing block (401) is fixedly installed on the front surface of a supporting column (303), the front surface of the fixing block (401) is movably connected with a pin shaft (402), a supporting rod (403) is movably connected onto the pin shaft (402), the top end of the supporting rod (403) is movably connected with a push rod (405), two ends of the push rod (405) are movably provided with lantern rings (404), the top of the push rod (405) is fixedly provided with a piston cylinder (406), a spring (407) is fixedly installed in the piston cylinder (406), and the top end of the spring (407) is movably connected with a piston rod (408);

damping device (6) include upper fixed plate (601), upper fixed plate (601) fixed mounting is on the top in upper base (2), bottom fixed mounting has bottom plate (602) in lower base (5), the bottom fixedly connected with buffering post (603) of upper fixed plate (601), the bottom fixed mounting of buffering post (603) has buffer pad (604), the bottom swing joint of buffer pad (604) is fluted (605), the bottom fixedly connected with steel sheet (606) of recess (605), the both ends fixedly connected with connecting block (607) of steel sheet (606).

2. The cylindrical column of the vertical machining center of claim 1, wherein: the number of the horizontal rib plates (301) and the number of the vertical rib plates (302) are two, and the horizontal rib plates (301) and the vertical rib plates (302) are fixedly arranged on the inner wall of the column body shell (1).

3. The cylindrical column of the vertical machining center of claim 1, wherein: a socket spring is movably connected between the two lantern rings (404), the diameter of the lantern ring (404) is larger than that of the push rod (405), and the diameter of the lantern ring (404) is equal to that of the socket spring.

4. The cylindrical column of the vertical machining center of claim 1, wherein: the number of the supporting rods (403) is two, and two ends of each supporting rod (403) are movably connected with push rods (405).

5. The cylindrical column of the vertical machining center of claim 1, wherein: the upper base (2) and the lower base (5) are both in a boss shape with a hollow inner part, and the upper base (2) is matched with the lower base (5) in size.

6. The cylindrical column of the vertical machining center of claim 1, wherein: the diameter of the buffer gasket (604) is smaller than the inner diameter of the groove (605), and the diameter of the buffer column (603) is larger than the inner diameter of the groove (605).