CN213794259U

CN213794259U - Special main shaft of CNC machining center with connection structure

Info

Publication number: CN213794259U
Application number: CN202022134987.XU
Authority: CN
Inventors: 沈佑柏
Original assignee: Kunshan Sibintake Precision Machinery Co ltd
Current assignee: Kunshan Sibintake Precision Machinery Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-27
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a special main shaft of CNC machining center with connection structure, comprising a main body, the one end of main part is fixed with the connecting seat, and the inside of connecting seat runs through there is the band pulley, and the tip of band pulley runs through to the outside surface of upper gland, the surface of band pulley has cup jointed upper gland, upper gland has seted up the movable groove with the bilateral symmetry of connecting seat, and the inside of movable groove is provided with the limiting plate, run through the horizontal pole between limiting plate and the movable groove, and the horizontal pole surface has cup jointed the torsional spring, the one end of limiting plate has seted up rotatory draw-in groove corresponding to inner wall one side of movable groove, the other end inboard of limiting plate is fixed with the fixture block; limiting plate, fixture block, draw-in groove, torsional spring, rotatory draw-in groove through the design make between connecting seat and the last gland in the installation, make preliminary block between connecting seat and the last gland through this structure to increase the convenient degree of installation.

Description

Special main shaft of CNC machining center with connection structure

Technical Field

The utility model belongs to the technical field of the CNC accessory, concretely relates to special main shaft of CNC machining center with connection structure.

Background

The general CNC machining generally refers to computer digital control precision machining, a CNC machining lathe, a CNC machining milling machine, a CNC machining boring and milling machine and the like, and a main shaft is used for driving a workpiece or a cutter on the CNC machine tool.

The last gland of current special main shaft of CNC machining center and the mode of being connected between the connecting seat are fixed through a plurality of bolts run through, in last gland and connecting seat installation, will go up the junction laminating of gland and connecting seat at first, and make the mounting hole position between the two in step, run through a plurality of bolts one by one after that to there is certain inconvenient problem of installation, for this reason the utility model provides a special main shaft of CNC machining center with connection structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special main shaft of CNC machining center with connection structure to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a spindle with a connecting structure special for a CNC machining center comprises a main body, wherein a connecting seat is fixed at one end of the main body, a belt wheel penetrates through the inside of the connecting seat, the end part of the belt wheel penetrates through the outer surface of the upper gland, the surface of the belt wheel is sleeved with an upper gland, the upper gland and two sides of the connecting seat are symmetrically provided with movable grooves, a limiting plate is arranged inside the movable groove, a cross rod penetrates between the limiting plate and the movable groove, and the surface of the cross bar is sleeved with a torsion spring, one end of the limit plate is provided with a rotary clamping groove corresponding to one side of the inner wall of the movable groove, a clamping block is fixed on the inner side of the other end of the limiting plate, a handle matched with the clamping block is arranged on the other side of the inner wall of the movable groove, the handle is fixed at the bottom of the other end of the limiting plate, a clamping groove matched with the handle is formed in the bottom end of the movable groove, and the handle is clamped into the clamping groove.

Preferably, the bottom end of the upper gland is fixed with a rotating block, a rotating groove matched with the rotating block is formed in the inner side of the end part of the connecting seat, and the rotating block rotates in the rotating groove.

Preferably, the surface of the rotating block is attached to the inner wall of the rotating groove, and the cross section of the rotating block is of a circular structure.

Preferably, the surface of the limiting plate is attached to the inner wall of the movable groove, and the cross section of the limiting plate is of a rectangular structure.

Preferably, the cross section of the limiting plate spliced with the fixture block is of an L-shaped structure, and the fixture block is a metal component.

Preferably, the other end of the main body is provided with an output shaft, and a fixed seat is fixed at the joint of the main body and the connecting seat.

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

(1) limiting plate, fixture block, draw-in groove, torsional spring, rotatory draw-in groove through the design make between connecting seat and the last gland in the installation, make preliminary block between connecting seat and the last gland through this structure to increase the convenient degree of installation.

(2) Through the rotary block and the rotary groove, when the upper gland is connected with the connecting seat, the upper gland is limited and rotated through the structure, so that the installation is facilitated.

Drawings

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

fig. 2 is a schematic view of the structure of the end of the spindle of the present invention;

FIG. 3 is an enlarged view of the area A of FIG. 1 according to the present invention;

FIG. 4 is a schematic cross-sectional view of a partial connection between the connecting seat and the upper gland of the present invention;

in the figure: 1. a main body; 2. a fixed seat; 3. a connecting seat; 4. a gland is arranged; 5. a pulley; 6. a limiting plate; 7. a torsion spring; 8. rotating the block; 9. a rotating tank; 10. a clamping block; 11. a card slot; 12. a handle; 13. rotating the clamping groove; 14. and an output shaft.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a main shaft special for a CNC machining center with a connecting structure comprises a main body 1, wherein one end of the main body 1 is fixedly provided with a connecting seat 3, a belt wheel 5 penetrates through the inside of the connecting seat 3, the end part of the belt wheel 5 penetrates through the outer surface of an upper gland 4, the surface of the belt wheel 5 is sleeved with an upper gland 4, the upper gland 4 and two sides of the connecting seat 3 are symmetrically provided with movable grooves, a limiting plate 6 is arranged inside each movable groove, a cross rod penetrates through the position between the limiting plate 6 and each movable groove, the surface of each cross rod is sleeved with a torsion spring 7, one end of each limiting plate 6, corresponding to one side of the inner wall of each movable groove, is provided with a rotary clamping groove 13, the inner side of the other end of each limiting plate 6 is fixedly provided with a clamping block 10, the other side of the inner wall of each movable groove is provided with a handle 12 matched with the clamping block 10, the bottom of each limiting plate 6 is fixedly provided with a handle 12, and the bottom end of each movable groove is provided with a clamping groove 11 matched with the handle 12, the handle 12 is clamped in the clamping groove 11, the surface of the limiting plate 6 is in a fit state with the inner wall of the movable groove, the cross section of the limiting plate 6 is of a rectangular structure, the cross section of the limiting plate 6 spliced with the clamping block 10 is of an L-shaped structure, and the clamping block 10 is a metal component.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution:

in this embodiment, preferably, a rotating block 8 is fixed at the bottom end of the upper gland 4, a rotating groove 9 matched with the rotating block 8 is formed in the inner side of the end portion of the connecting seat 3, the rotating block 8 rotates in the rotating groove 9, the surface of the rotating block 8 is attached to the inner wall of the rotating groove 9, and the cross section of the rotating block 8 is of a circular structure.

In this embodiment, preferably, the other end of the main body 1 is provided with an output shaft 14, and the fixing seat 2 is fixed at the joint of the main body 1 and the connecting seat 3.

The utility model discloses a theory of operation and use flow: when this main shaft need carry out the use in, when needing to be connected last gland 4 and connecting seat 3, at first pull through limiting plate 6 to the symmetry setting in 4 bottom of last gland, make limiting plate 6 use the horizontal pole as the center rotation, will go up the junction laminating of gland 4 and connecting seat 3 after that, and make rotatory piece 8 card go into the inside of swivelling chute 9, loosen limiting plate 6 after that, make inboard fixture block 10 in 6 bottom of limiting plate laminate in the surface of connecting seat 3, rotate last gland 4 after that, make fixture block 10 laminate at the surface of connecting seat 3 and slide, when the mounting hole between last gland 4 and connecting seat 3 is counterpoint state, limiting plate 6 blocks the inside of activity groove under the spring action of torsional spring 7, and make fixture block 10 card go into the inside of draw-in groove 11, accomplish the installation between gland 4 and the connecting seat 3.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special main shaft of CNC machining center with connection structure, includes main part (1), the one end of main part (1) is fixed with connecting seat (3), and the inside of connecting seat (3) runs through there are band pulley (5), and the tip of band pulley (5) runs through the external surface of supreme gland (4), its characterized in that: gland (4) have been cup jointed on the surface of band pulley (5), the activity groove has been seted up with the bilateral symmetry of connecting seat (3) to gland (4) of going up, and the inside in activity groove is provided with limiting plate (6), it has the horizontal pole to run through between limiting plate (6) and the activity groove, and torsional spring (7) have been cup jointed on the horizontal pole surface, rotatory draw-in groove (13) have been seted up corresponding to inner wall one side in activity groove to the one end of limiting plate (6), the other end inboard of limiting plate (6) is fixed with fixture block (10), handle (12) with fixture block (10) looks adaptation are seted up to the inner wall opposite side in activity groove, the other end bottom of limiting plate (6) is fixed with handle (12), draw-in groove (11) with handle (12) looks adaptation are seted up to the bottom in activity groove, handle (12) card goes into the inside of draw-in groove (11).

2. The spindle with the connecting structure dedicated for the CNC machining center of claim 1, wherein: the bottom end of the upper gland (4) is fixed with a rotating block (8), the inner side of the end part of the connecting seat (3) is provided with a rotating groove (9) matched with the rotating block (8), and the rotating block (8) rotates in the rotating groove (9).

3. The spindle with the connecting structure dedicated for the CNC machining center of claim 2, wherein: the surface of the rotating block (8) is attached to the inner wall of the rotating groove (9), and the cross section of the rotating block (8) is of a circular structure.

4. The spindle with the connecting structure dedicated for the CNC machining center of claim 1, wherein: the surface of the limiting plate (6) is attached to the inner wall of the movable groove, and the cross section of the limiting plate (6) is of a rectangular structure.

5. The spindle with the connecting structure dedicated for the CNC machining center of claim 1, wherein: the cross section of the limiting plate (6) and the fixture block (10) after splicing is of an L-shaped structure, and the fixture block (10) is a metal component.

6. The spindle with the connecting structure dedicated for the CNC machining center of claim 1, wherein: the other end of the main body (1) is provided with an output shaft (14), and a fixed seat (2) is fixed at the joint of the main body (1) and the connecting seat (3).