CN216828715U

CN216828715U - Boring and milling spindle head for machine tool

Info

Publication number: CN216828715U
Application number: CN202122937912.XU
Authority: CN
Inventors: 陈雄飞
Original assignee: Sanxiang Precision Machinery Taizhou Co ltd
Current assignee: Sanxiang Precision Machinery Taizhou Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-06-28
Anticipated expiration: 2031-11-27

Abstract

The utility model discloses a boring and milling main shaft head for a machine tool, which relates to the technical field of machinery and comprises a shaft shell and a first mounting hole, wherein a fixed disc is arranged on the outer surface of the upper end of the shaft shell; the adjusting and mounting structure comprises a supporting plate, and a sliding hole is formed in the outer surface of the supporting plate; this structure is in the use, adjusts the mounting dimension of the adjustable spindle nose of mounting structure for the spindle nose is installed on not unidimensional equipment, improves its installation effectiveness, in addition, supports under buffer structure's the buffering, avoids axle shell and frame to carry out direct friction, improves its life.

Description

Boring and milling spindle head for machine tool

Technical Field

The utility model relates to the technical field of machinery, in particular to a boring and milling spindle head for a machine tool.

Background

With the development of science and technology, the development of the mechanical field is rapid, wherein the boring and milling spindle head is widely used, and the spindle rotating speed in the boring and milling head is divided into a standard spindle rotating speed and a high-speed spindle rotating speed; however, the existing boring and milling spindle head with a self-spraying cutting fluid structure has certain disadvantages in the use process, the spindle head is generally inconvenient to mount, wastes time and labor and reduces the mounting efficiency under the condition that the size of a corresponding mounting hole is deviated in the mounting process, in addition, a shaft shell is easy to rub against corresponding equipment in the use process of the spindle head, the long-time abrasion is large, and the service life of the spindle head is influenced, so that workers in the field provide the boring and milling spindle head for the machine tool.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a boring and milling spindle head for a machine tool, which solves the problems that the installation and adjustment of the spindle head are single, and the spindle head vibrates and rubs in operation.

In order to realize the purpose, the utility model is realized by the following technical scheme: a boring and milling main shaft head for a machine tool comprises a shaft shell and a first mounting hole, wherein a fixed disc is mounted on the outer surface of the upper end of the shaft shell, a clamping block is mounted on the outer surface of the upper end of the fixed disc, an adjusting and mounting structure is mounted on the outer side, close to the edge, of the shaft shell, a boring rod is mounted at the lower end of the shaft shell, and a supporting and buffering structure is mounted on the outer surface of the lower end of the shaft shell;

the adjusting and mounting structure comprises a supporting plate, a sliding hole is formed in the outer surface of the supporting plate, a sliding block is connected inside the sliding hole in a sliding mode, a limiting ring is mounted on the outer side, close to the middle, of the sliding block, a limiting groove is formed in the outer surface, close to the outer side of the sliding block, of the inner side of the supporting plate, and a second mounting hole penetrates through the outer surface of the upper end of the sliding hole;

the supporting and buffering structure comprises a buffer groove, an auxiliary pad is arranged in the buffer groove, a supporting spring is arranged on the outer surface of the lower end of the auxiliary pad, a limiting plate is arranged at the tail of the supporting spring, a supporting column is arranged on the outer surface of the lower end of the limiting plate, and a wear-resisting block is arranged at the bottom end of the supporting column.

As a further technical scheme of the utility model, the number of the first mounting holes is four and the first mounting holes are symmetrically arranged, the fixed disc is of a flat cylindrical structure, and the clamping blocks move left and right along the surface of the fixed disc.

As a further technical scheme of the utility model, four groups of support plates are arranged, the support plates are of rectangular structures, the edges of the sliding holes are of arc structures, and the cross sectional area of each sliding hole is smaller than that of each support plate.

As a further technical scheme of the utility model, the thickness of the sliding block is equal to that of the supporting plate, the sliding block is of a cylindrical structure, the sliding block is matched with the sliding hole, and the thickness of the limiting ring is smaller than that of the sliding block.

As a further technical scheme, the side cross-sectional area of the limiting groove is larger than the cross-sectional area of the supporting plate, the limiting groove is matched with the limiting ring, and the second mounting hole is of a cylindrical structure.

As a further technical scheme of the utility model, the number of the buffer grooves is four groups and the buffer grooves are distributed in an array, the auxiliary pad is of a flat cylindrical structure, and the number of turns of the supporting spring is four.

As a further technical scheme of the utility model, the diameter of the limiting plate is larger than that of the buffer groove, the cross-sectional area of the limiting plate is smaller than that of the opening at the bottom of the buffer groove, the supporting column is of a cylindrical structure, the limiting plate is driven by the supporting column to move up and down along the buffer groove, and the wear-resistant block is of an elastic circular truncated cone structure.

Advantageous effects

The utility model provides a boring and milling spindle head for a machine tool. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a boring and milling spindle head for lathe, the surface through the backup pad has seted up the sliding hole, the inside sliding connection of sliding hole has the slider, the outside of slider is close to mid-mounting and has the spacing collar, the inboard surface of backup pad has seted up the spacing groove near the outside of slider, the upper end surface of sliding hole runs through No. two mounting holes, in the spindle nose installation, install the spindle nose through four group's a fixed orificess, under the different condition of size, remove the inside slider of backup pad along the sliding hole, drive the spacing collar simultaneously and remove along the inboard surface of spacing groove, until removing to suitable position, install through No. two mounting holes, make the spindle nose install on not unidimensional equipment, improve its installation effectiveness.

2. The utility model provides a boring and milling spindle head for lathe, internally mounted through the dashpot has the auxiliary pad, the lower extreme surface mounting of auxiliary pad has supporting spring, the limiting plate is installed to supporting spring's afterbody, the lower extreme surface mounting of limiting plate has the support column, wear-resisting piece is installed to the bottom of support column, after the spindle nose installation is accomplished, produce the vibration in the spindle nose use, make wear-resisting piece atress, thereby make the support column drive the limiting plate and remove along the inboard surface of dashpot, simultaneously under the auxiliary pad is as supporting role, make supporting spring compress, avoid axle shell and frame to carry out direct friction, the service life is prolonged.

Drawings

FIG. 1 is a schematic view of a boring and milling spindle head for a machine tool;

FIG. 2 is another perspective view of a boring and milling spindle head for a machine tool;

FIG. 3 is a schematic view of a portion of a boring and milling spindle head for a machine tool;

figure 4 is a partial side sectional view of a support cushion structure in a boring and milling spindle head for a machine tool.

In the figure: 1. a shaft housing; 2. a first mounting hole; 3. fixing the disc; 4. a clamping block; 5. adjusting the mounting structure; 51. a support plate; 52. a slide hole; 53. a slider; 54. a limiting ring; 55. a limiting groove; 56. a second mounting hole; 6. boring a rod; 7. supporting the cushioning structure; 71. a buffer tank; 72. an auxiliary pad; 73. a support spring; 74. a limiting plate; 75. a support pillar; 76. and (7) a wear-resistant block.

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. 1-4, the present invention provides a technical solution of a boring and milling spindle head for a machine tool: a boring and milling main spindle head for a machine tool comprises a spindle housing 1 and a first mounting hole 2, a fixed disc 3 is mounted on the outer surface of the upper end of the spindle housing 1, a clamping block 4 is mounted on the outer surface of the upper end of the fixed disc 3, an adjusting mounting structure 5 is mounted on the outer side of the spindle housing 1 close to the edge, a boring rod 6 is mounted at the lower end of the spindle housing 1, a supporting buffer structure 7 is mounted on the outer surface of the lower end of the spindle housing 1, the adjusting mounting structure 5 comprises a supporting plate 51, a sliding hole 52 is formed in the outer surface of the supporting plate 51, a sliding block 53 is connected to the inner portion of the sliding hole 52 in a sliding manner, a limiting ring 54 is mounted on the outer side of the sliding block 53 close to the middle portion, a limiting groove 55 is formed in the outer surface of the inner side of the supporting plate 51, a second mounting hole 56 penetrates through the outer surface of the upper end of the sliding hole 52, the supporting buffer structure 7 comprises a buffer groove 71, and an auxiliary cushion 72 is mounted inside the buffer groove 71, supporting springs 73 are installed on the outer surface of the lower end of the auxiliary pad 72, limiting plates 74 are installed on the tail portions of the supporting springs 73, supporting columns 75 are installed on the outer surface of the lower end of the limiting plates 74, wear-resistant blocks 76 are installed at the bottom ends of the supporting columns 75, the number of the first mounting holes 2 is four and the first mounting holes are symmetrically arranged, the fixing disc 3 is of a flat cylindrical structure, and the clamping blocks 4 move left and right along the surface of the fixing disc 3.

The support plate 51 is provided with four groups, the support plate 51 is of a rectangular structure, the edge of the sliding hole 52 is of an arc-shaped structure, the cross-sectional area of the sliding hole 52 is smaller than that of the support plate 51, the thickness of the sliding block 53 is equal to that of the support plate 51, the sliding block 53 is of a cylindrical structure, the sliding block 53 is matched with the sliding hole 52, the thickness of the limiting ring 54 is smaller than that of the sliding block 53, the side sectional area of the limiting groove 55 is larger than that of the support plate 51, the limiting groove 55 is matched with the limiting ring 54, the second mounting hole 56 is of a cylindrical structure, and the support plate 51 is used as a second auxiliary mounting plate by adjusting the mounting structure 5, under No. 2 mounting holes received the restriction, the installation can be carried out through No. two fixed orificess, and No. 2 mounting holes do not receive the restriction simultaneously under, No. two mounting holes 56 play better supplementary installation effect for the spindle nose can all carry out better installation under the condition of unidimensional not.

Buffer slot 71's quantity is four groups and is the array distribution, auxiliary pad 72 is flat column structure, supporting spring 73's number of turns is four circles, limiting plate 74's diameter is greater than buffer slot 71's diameter, limiting plate 74's cross-sectional area is less than buffer slot 71 bottom open-ended area, support column 75 is column structure, support column 75 drives limiting plate 74 and reciprocates along buffer slot 71, wear-resisting piece 76 is elasticity round platform structure, through buffer slot 71, auxiliary pad 72, supporting spring 73, limiting plate 74, under support column 75 and the effect of wear-resisting pad, make axle housing 1 accomplish the back in the installation, boring bar 6 rotates the in-process, make the spindle nose vibrate, thereby play better cushioning effect at support column 75, prevent that axle housing 1 directly rubs with the frame.

The working principle of the utility model is as follows: in the spindle nose installation, the user installs the spindle nose through four groups of fixed orificess No. one, under the different circumstances of size, removes the inside slider 53 of backup pad 51 along slide opening 52, drives spacing collar 54 simultaneously and removes along the inboard surface of spacing groove 55, until removing suitable position, installs through mounting hole 56 No. two for the spindle nose is installed on the equipment of unidimensional not, improves its installation effectiveness.

In the use process of the shaft head, the shaft head vibrates due to the vibration generated by the operation of the shaft head, and the wear-resistant blocks 76 are stressed, so that the supporting columns 75 drive the limiting plates 74 to move along the inner side outer surface of the buffer groove 71, and meanwhile, the supporting pads 72 are used for supporting, so that the supporting springs 73 are compressed, direct friction between the shaft shell 1 and the rack is avoided, and the service life of the shaft shell is prolonged.

Claims

1. The boring and milling main shaft head for the machine tool comprises a shaft shell (1) and a first mounting hole (2), and is characterized in that a fixed disc (3) is mounted on the outer surface of the upper end of the shaft shell (1), a clamping block (4) is mounted on the outer surface of the upper end of the fixed disc (3), an adjusting and mounting structure (5) is mounted on the outer side, close to the edge, of the shaft shell (1), a boring rod (6) is mounted at the lower end of the shaft shell (1), and a supporting and buffering structure (7) is mounted on the outer surface of the lower end of the shaft shell (1);

The adjusting and mounting structure (5) comprises a supporting plate (51), a sliding hole (52) is formed in the outer surface of the supporting plate (51), a sliding block (53) is connected inside the sliding hole (52) in a sliding mode, a limiting ring (54) is mounted on the outer side, close to the middle, of the sliding block (53), a limiting groove (55) is formed in the outer side, close to the sliding block (53), of the outer surface of the inner side of the supporting plate (51), and a second mounting hole (56) penetrates through the outer surface of the upper end of the sliding hole (52);

support buffer structure (7) and include dashpot (71), the internally mounted of dashpot (71) has auxiliary pad (72), the lower extreme surface mounting of auxiliary pad (72) has supporting spring (73), limiting plate (74) are installed to the afterbody of supporting spring (73), the lower extreme surface mounting of limiting plate (74) has support column (75), wear-resisting piece (76) are installed to the bottom of support column (75).

2. The boring and milling spindle head for the machine tool as claimed in claim 1, characterized in that the number of the first mounting holes (2) is four and the first mounting holes are symmetrically arranged, the fixed disk (3) is a flat cylindrical structure, and the clamping blocks (4) move left and right along the surface of the fixed disk (3).

3. The boring and milling spindle head for a machine tool according to claim 1, characterized in that the support plates (51) are provided in four groups, and the support plates (51) have a rectangular structure, the edges of the sliding holes (52) have an arc-shaped structure, and the cross-sectional area of the sliding holes (52) is smaller than that of the support plates (51).

4. The main boring and milling spindle head for a machine tool as claimed in claim 1, characterized in that the thickness of the slide block (53) is equal to the thickness of the support plate (51), the slide block (53) is of a cylindrical structure, the slide block (53) is matched with the slide hole (52), and the thickness of the limiting ring (54) is smaller than that of the slide block (53).

5. The boring and milling spindle head for the machine tool as claimed in claim 1, characterized in that the side cross-sectional area of the limiting groove (55) is larger than the cross-sectional area of the support plate (51), the limiting groove (55) and the limiting ring (54) are matched, and the second mounting hole (56) is of a cylindrical structure.

6. The main boring and milling spindle head for a machine tool as claimed in claim 1, characterized in that the number of the buffer slots (71) is four and distributed in an array, the auxiliary pad (72) is a flat cylindrical structure, and the number of turns of the supporting spring (73) is four.

7. The boring and milling spindle head for the machine tool as claimed in claim 1, wherein the diameter of the limiting plate (74) is larger than that of the buffer groove (71), the cross-sectional area of the limiting plate (74) is smaller than that of the bottom opening of the buffer groove (71), the supporting column (75) is of a cylindrical structure, the supporting column (75) drives the limiting plate (74) to move up and down along the buffer groove (71), and the wear-resistant block (76) is of an elastic circular truncated cone structure.