CN216759141U

CN216759141U - Damping device for numerical control machine tool

Info

Publication number: CN216759141U
Application number: CN202123413963.9U
Authority: CN
Inventors: 吴苏华; 罗成
Original assignee: Kunshan Magnesium Fukang Precision Automation Equipment Co ltd
Current assignee: Kunshan Magnesium Fukang Precision Automation Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-17
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to the technical field of numerical control machines and discloses a damping device for a numerical control machine, which comprises a supporting seat, wherein a fixing frame, a connecting sleeve piece and a central sleeve piece are fixed at the top of the supporting seat, a limiting column is fixed at the top end of the fixing frame, two groups of symmetrical positioning slide blocks are arranged on the surface of the limiting column, a buffer spring is arranged between the two groups of positioning slide blocks, the buffer spring is sleeved on the surface of the limiting column, and connecting rods are inserted at the top ends of the two groups of positioning slide blocks. This damping device for digit control machine tool, through first damping spring, second damping spring and third damping spring, be convenient for disperse each damping spring of group with vibrations when digit control machine tool operation on, ensure damping device's shock attenuation effect is inserted post and spacing fixture block through set nut, location, is convenient for dismantle each damping spring of group respectively to solved current damping device shock attenuation effect and remained to improve, the problem of the ageing spring of inconvenient change.

Description

Damping device for numerical control machine tool

Technical Field

The utility model relates to the technical field of numerical control machines, in particular to a damping device for a numerical control machine.

Background

Numerical control technique is the base that the manufacturing realizes automation, flexibility, integrated production, be the core of modern manufacturing technique, be the essential important means of product quality and the productivity of labour who improves the manufacturing, the digit control machine tool is the lathe that carries out precision finishing, the during operation can produce strong vibrations sense, long-time vibrations can lead to the fact the damage to the lathe, and lead to the lathe skew easily, damping device all can be installed to the processing platform below of general lathe, thereby alleviate vibrations, current damping device shock attenuation effect remains to be improved nevertheless, and the spring is ageing easily after using for a long time, inconvenient the change, consequently, a damping device for the digit control machine tool remains to be developed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a damping device for a numerical control machine tool, which solves the problems that the damping effect of the existing damping device needs to be improved and an aged spring is not convenient to replace.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a damping device for digit control machine tool, includes the supporting seat, the supporting seat top is fixed with mount, links up cover spare and central external member, the mount top is fixed with spacing post, spacing post surface mounting has the location slider of two sets of symmetries, and is two sets of install buffer spring between the location slider, buffer spring suit is on spacing post surface, and is two sets of the pole that links up is all pegged graft on location slider top, it is fixed with the connection base to link up the pole top, it is fixed with the center pillar to connect the base bottom, center pillar surface cover is equipped with third damping spring, the center pillar is pegged graft with central external member, the support column is installed to link the pole bottom, support column surface cover is equipped with second damping spring, the support column is pegged graft with linking cover spare.

Preferably, a first limiting groove is formed in the outer side of the central sleeve, a positioning insertion column is inserted into the bottom end of the central support column in an inserting mode, and the positioning insertion column penetrates through the center of the first limiting groove.

Preferably, a second limiting groove is formed in the outer side of the connection sleeve, two groups of symmetrical positioning nuts are connected to the bottom end of the supporting column in a threaded mode, and the positioning nuts penetrate through the center of the second limiting groove.

Preferably, the bottom end of the connecting sleeve is clamped with a limiting clamping block, and a first damping spring is arranged between the bottom of the supporting column and the top of the limiting clamping block.

Preferably, the positioning plate is inserted outside the supporting seat, and the top of the positioning plate is in contact with the bottom of the limiting clamping block.

Preferably, a set of quick-release screw rods are screwed on two sides of the fixing frame, the inner sides of the quick-release screw rods are in contact with the outer sides of the positioning sliding blocks, and two sets of cavities matched with the quick-release screw rods are formed in the surface of the supporting seat.

(III) advantageous effects

Compared with the prior art, the utility model provides a damping device for a numerical control machine tool, which has the following beneficial effects:

1. this damping device for digit control machine tool, through first damping spring, second damping spring and third damping spring, be convenient for disperse each damping spring of group with vibrations when digit control machine tool operation on, ensure damping device's shock attenuation effect is inserted post and spacing fixture block through set nut, location, is convenient for dismantle each damping spring of group respectively to solved current damping device shock attenuation effect and remained to improve, the problem of the ageing spring of inconvenient change.

2. This damping device for digit control machine tool has seted up first spacing groove through the center external member outside, and the post is inserted in the location passes first spacing groove center, when being convenient for make the center pillar slide in the center external member, inserts the post by the location and plays limiting displacement, has seted up the second spacing groove through linking up the external side of cover, and set nut passes second spacing groove center, is convenient for make the support column slide in linking up the cover, is restricted the position of support column by set nut.

3. This damping device for digit control machine tool has a set of quick detach screw rod through the equal spiro union in mount both sides, and the quick detach screw rod inboard contacts with the location slider outside, and two sets of cavitys that match with the quick detach screw rod are seted up on the supporting seat surface, are convenient for when damping device is dismantled to needs, rotate the quick detach screw rod, make it promote both sides location slider to central authorities' removal to drive both sides linking rod decline, and then make and connect the base decline and break away from with the digit control machine tool bottom.

Drawings

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

FIG. 2 is a schematic view of a construction of a joint kit according to the present invention;

fig. 3 is an exploded view of a portion of the structure of the present invention.

In the figure: 1. a supporting seat; 2. positioning a plate; 3. a fixed mount; 4. a limiting column; 5. a buffer spring; 6. positioning the sliding block; 7. a connecting rod; 8. connecting a base; 9. a quick-release screw; 10. a ligation kit; 11. a limiting clamping block; 12. a support column; 13. a first damping spring; 14. a second damping spring; 15. positioning a nut; 16. a center pillar; 17. a third damping spring; 18. a hub assembly; 19. and positioning the inserted column.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a damping device for a numerical control machine tool comprises a supporting seat 1, wherein a fixed frame 3, a connection sleeve 10 and a central sleeve 18 are fixed at the top of the supporting seat 1, a limiting column 4 is fixed at the top end of the fixed frame 3, two groups of symmetrical positioning sliders 6 are installed on the surface of the limiting column 4, a buffer spring 5 is installed between the two groups of positioning sliders 6, the buffer spring 5 is sleeved on the surface of the limiting column 4, a connection rod 7 is inserted at the top ends of the two groups of positioning sliders 6, a connection base 8 is fixed at the top of the connection rod 7, a central strut 16 is fixed at the bottom of the connection base 8, a third damping spring 17 is sleeved on the surface of the central strut 16, the central strut 16 is inserted with the central sleeve 18, a support column 12 is installed at the bottom of the connection rod 7, a second damping spring 14 is sleeved on the surface of the support column 12 and the connection sleeve 10, the damping device is uniformly installed at the bottom of the numerical control machine tool, and when the numerical control machine tool vibrates during operation, on will vibrate pressure homodisperse to first damping spring 13, second damping spring 14 and third damping spring 17, make two sets of location sliders 6 move to the inboard simultaneously, extrude buffer spring 5 cooperation dispersion pressure, ensure the normal operating of digit control machine tool.

Specifically, in order to facilitate the position of the central support column 16 to be limited, a first limit groove is formed in the outer side of the central sleeve member 18, the bottom end of the central support column 16 is inserted with a positioning insertion column 19, the positioning insertion column 19 penetrates through the center of the first limit groove, and after vibration is transmitted to the third damping spring 17, the third damping spring 17 deforms and disperses pressure, so that the central support column 16 slides in the central sleeve member 18, and the positioning insertion column 19 slides in the first limit groove.

Specifically, in order to facilitate the position of the supporting column 12 to be limited, a second limit groove is formed in the outer side of the connection sleeve 10, two sets of symmetrical positioning nuts 15 are screwed at the bottom end of the supporting column 12, the positioning nuts 15 penetrate through the center of the second limit groove, pressure on the connection base 8 is transmitted to the supporting column 12 through the connection rod 7, the supporting column 12 slides in the connection sleeve 10, the second damping springs 14 are simultaneously extruded, pressure is dispersed, and the positioning nuts 15 slide in the second limit groove.

Specifically, for the convenience of improving shock attenuation effect, it has spacing fixture block 11 to link up the joint of cover 10 bottom, installs first damping spring 13 between 12 bottoms of support column and the 11 tops of spacing fixture block, when support column 12 slides in linking cover 10, extrudes first damping spring 13 and dispersed pressure simultaneously.

Specifically, for the convenience of changing first damping spring 13, positioning plate 2 is inserted in the outer side of supporting seat 1, and positioning plate 2 is taken out at the top of positioning plate 2 and the bottom contact of limiting fixture block 11, and the limiting fixture block 11 of joint is detached, and first damping spring 13 is taken out and is changed alone.

Specifically, for the convenience of dismantling damping device, the equal spiro union in 3 both sides of mount has a set of quick detach screw rod 9, and the inboard and 6 outside contacts of location slider of quick detach screw rod 9, and two sets of cavities that match with quick detach screw rod 9 are seted up on supporting seat 1 surface, through rotating the position of quick detach screw rod 9 adjustment on mount 3, extrudees both sides location slider 6 simultaneously and removes to the center, promotes both sides and links up pole 7 and descends to drive and connect 8 descents of base and break away from bottom the digit control machine tool.

The working principle is as follows: multiple groups of damping devices are uniformly inserted at the bottom of a numerical control machine tool, and when the numerical control machine tool runs, vibration is transmitted to a connecting base 8, so that the connecting base 8 descends, a central pillar 16 slides in a central sleeve 18 to extrude a third damping spring 17 to disperse pressure, connecting rods 7 connected with two sides of the base 8 respectively extrude two side positioning sliding blocks 6 to slide inwards on a limiting column 4 and play a role of buffering through a buffering spring 5, simultaneously the connecting rods 7 descend to enable a supporting column 12 to slide in a connecting sleeve 10 to uniformly disperse vibration and pressure on a first damping spring 13 and a second damping spring 14 to ensure the normal running of the numerical control machine tool, and when the first damping spring 13, the second damping spring 14 and the third damping spring 17 are needed, the connecting base 8 is separated from the bottom of the numerical control machine tool by rotating a quick-dismounting screw 9 and respectively dismounting a positioning nut 15, The positioning inserting column 19 and the limiting fixture block 11 replace the damping springs at different positions.

To sum up, the damping device for the numerical control machine tool is convenient for dispersing vibration to each group of damping springs when the numerical control machine tool operates through the first damping spring 13, the second damping spring 14 and the third damping spring 17 to ensure the damping effect of the damping device, and is convenient for respectively disassembling each group of damping springs through the positioning nut 15, the positioning insertion column 19 and the limiting fixture block 11, thereby solving the problems that the damping effect of the existing damping device needs to be improved and the aged springs are inconvenient to replace, the positioning insertion column 19 passes through the center of the first limiting groove through the outer side of the center sleeve member 18 to facilitate the sliding of the center pillar 16 in the center sleeve member 18, the positioning insertion column 19 plays a limiting role, the second limiting groove is arranged through the outer side of the joint sleeve member 10, the positioning nut 15 passes through the center of the second limiting groove to facilitate the sliding of the support column 12 in the joint sleeve member 10, the position of the supporting column 12 is limited by a positioning nut 15, a group of quick-release screw rods 9 are screwed on two sides of the fixing frame 3, the inner sides of the quick-release screw rods 9 are in contact with the outer sides of the positioning sliding blocks 6, two groups of cavities matched with the quick-release screw rods 9 are formed in the surface of the supporting seat 1, and the quick-release screw rods 9 are convenient to rotate when a damping device needs to be disassembled, so that the quick-release screw rods 9 push the two side positioning sliding blocks 6 to move towards the center and drive the two side connecting rods 7 to descend, and further the connecting base 8 descends to be separated from the bottom of the numerical control machine tool.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a damping device for digit control machine tool, includes supporting seat (1), supporting seat (1) top is fixed with mount (3), links up and connects external member (10) and central external member (18), its characterized in that: a limiting column (4) is fixed at the top end of the fixing frame (3), two groups of symmetrical positioning sliding blocks (6) are arranged on the surface of the limiting column (4), a buffer spring (5) is arranged between the two groups of positioning sliding blocks (6), the buffer spring (5) is sleeved on the surface of the limiting column (4), the top ends of the two groups of positioning slide blocks (6) are respectively inserted with a connecting rod (7), a connecting base (8) is fixed at the top of the connecting rod (7), a central pillar (16) is fixed at the bottom of the connecting base (8), the surface of the central pillar (16) is sleeved with a third damping spring (17), the central pillar (16) is inserted with the central sleeve member (18), support column (12) are installed to join in marriage pole (7) bottom, support column (12) surface cover is equipped with second damping spring (14), support column (12) are pegged graft with linking cover (10).

2. The numerical control machine tool damping device according to claim 1, characterized in that: a first limiting groove is formed in the outer side of the central sleeve (18), a positioning inserting column (19) is inserted into the bottom end of the central support column (16) in an inserting mode, and the positioning inserting column (19) penetrates through the center of the first limiting groove.

3. The numerical control machine tool damping device according to claim 1, characterized in that: a second limiting groove is formed in the outer side of the connection sleeve (10), two groups of symmetrical positioning nuts (15) are connected to the bottom end of the supporting column (12) in a threaded mode, and the positioning nuts (15) penetrate through the center of the second limiting groove.

4. The numerical control machine tool damping device according to claim 1, characterized in that: the bottom end of the connection sleeve piece (10) is clamped with a limiting clamping block (11), and a first damping spring (13) is installed between the bottom of the supporting column (12) and the top of the limiting clamping block (11).

5. The numerical control machine tool damping device according to claim 1, characterized in that: the outer side of the supporting seat (1) is spliced with a positioning plate (2), and the top of the positioning plate (2) is in contact with the bottom of the limiting clamping block (11).

6. The numerical control machine tool damping device according to claim 1, characterized in that: the quick-release mechanism is characterized in that a group of quick-release screw rods (9) are respectively screwed on two sides of the fixing frame (3), the inner sides of the quick-release screw rods (9) are in contact with the outer sides of the positioning sliding blocks (6), and two groups of cavities matched with the quick-release screw rods (9) are formed in the surface of the supporting seat (1).