CN217926727U

CN217926727U - Workpiece spindle with high precision

Info

Publication number: CN217926727U
Application number: CN202221546159.XU
Authority: CN
Inventors: 黄玉良
Original assignee: Shenzhen Baoliming Hardware Co ltd
Current assignee: Shenzhen Baoliming Hardware Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-29
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses a high accuracy work piece main shaft has, which comprises a main shaft, the tailshaft is installed at the position behind the inner chamber of main shaft, interior axle is installed at the position before the inner chamber of main shaft, the bottom fixedly connected with tail cover of tailshaft, the axostylus axostyle is installed at the axle center position of tail cover. This kind has high accuracy work piece main shaft, install that the taper pin carries on spacingly to axostylus axostyle outer wall rear end on the cooperation of the tail axle of main shaft inner chamber rear end, the outer wall contact of the race of installation one and axostylus axostyle, it is spacing also to be used for the outer wall rear end to the axostylus axostyle, thereby carry out the rear end to the axostylus axostyle and carry out whole spacingly, the outer wall front end of installing the interior axle of tail axle inner chamber front end through the race two pairs of axostylus axostyles carries on spacingly, the realization is spacing to the front end of axostylus axostyle, the output stationarity of axostylus axostyle has been guaranteed, the pivot center pin of installation is fixed with the top of axostylus axostyle, the realization is exported kinetic energy.

Description

Workpiece spindle with high precision

Technical Field

The utility model relates to a main shaft field specifically is a work piece main shaft with high accuracy.

Background

The main shaft is a shaft that receives power from an engine or a motor and transmits it to other members.

However, the traditional workpiece spindle with high precision on the market at present has some defects in the traditional technology at present, the tightness in the mounting part of the spindle part is insufficient, the structure is not optimized enough, and the design is not reasonable enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a work piece main shaft with high accuracy to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a workpiece spindle with high accuracy, includes the main shaft, the tail-shaft is installed to the position behind the inner chamber of main shaft, interior axle is installed to the position before the inner chamber of main shaft, the bottom fixedly connected with tail cover of tail-shaft, the axostylus axostyle is installed to the axle center position of tail-shaft, the gland is installed to the inner chamber one end of tail-shaft, and the axle center position of gland installs bearing circle one, the axle circle and the axostylus axostyle of bearing circle one rotate to be connected.

As a further aspect of the present invention: the inner cavity wall of the tail shaft is provided with an inclined pin, and the axle center part of the inclined pin is rotationally connected with the shaft lever.

As the utility model discloses further scheme again: the left side and the right side of the front end of the inner shaft are provided with pin bolts, the front end of the inner shaft is fixedly connected with a rotating shaft through the pin bolts, the brick is installed at the axle center of the rotating shaft, and one end of the rotating head is fixedly connected with one end of the shaft rod).

As a further aspect of the present invention: and a bearing ring II is arranged on the inner cavity wall of the inner shaft close to the front part, and the shaft ring part of the bearing ring II is rotationally connected with the shaft lever.

As a further aspect of the present invention: the outer wall of the main shaft is provided with a middle sleeve, and the outer wall of the middle sleeve is provided with a heat dissipation groove.

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

the utility model discloses, install that the taper pin carries on spacingly to axostylus axostyle outer wall rear end on the cooperation of the tail shaft of main shaft inner chamber rear end, the race ring of installation one and the outer wall contact of axostylus axostyle, it is spacing also to be used for spacing the outer wall rear end of axostylus axostyle, thereby it is whole spacing to carry out the rear end to the axostylus axostyle, it is spacing to carry out the outer wall front end of axostylus axostyle through the race ring to install interior axle at tail shaft inner chamber front end, the realization is spacing to the front end of axostylus axostyle, the output stationarity of axostylus axostyle has been guaranteed, the pivot center pin of installation and the top of axostylus axostyle are fixed, the realization is exported kinetic energy, its structure is optimized more, the design is more reasonable.

Drawings

Fig. 1 is a schematic structural view of a spindle for a workpiece having high precision.

Fig. 2 is a sectional view of a spindle in a spindle for a workpiece with high accuracy.

Fig. 3 is a side view of a spindle in a spindle for a workpiece with high precision.

In the figure: the device comprises a main shaft 1, an inner shaft 2, a heat dissipation groove 3, a middle sleeve 4, a tail sleeve 5, an inclined pin 6, a bearing ring I7, a tail shaft 8, a shaft lever 9, a bearing ring II 10, a rotating shaft 11 and a pin bolt 12.

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 efforts all belong to the protection scope of the present invention.

Please refer to fig. 1 to 3, in an embodiment of the present invention, a high precision workpiece spindle includes a spindle 1, a tail shaft 8 is installed at a rear portion of an inner cavity of the spindle 1, an inner shaft 2 is installed at a front portion of the inner cavity of the spindle 1, a tail sleeve 5 is fixedly connected to a bottom end of the tail shaft 8, a shaft rod 9 is installed at a shaft center portion of the tail sleeve 5, a gland is installed at one end of the inner cavity of the tail sleeve 5, a bearing ring one 7 is installed at a shaft center portion of the gland, a shaft ring of the bearing ring one 7 is rotatably connected to the shaft rod 9, a taper pin 6 is installed at an inner cavity wall of the tail shaft 8, a shaft center portion of the taper pin 6 is rotatably connected to the shaft rod 9, a pin 12 is disposed at left and right sides of a front end of the inner shaft 2, a rotating shaft 11 is fixedly connected to a front end of the rotating shaft center portion of the rotating shaft, a brick is installed at an end of the rotating center portion of the rotating shaft 11, a second bearing ring 10 is installed at a front portion of the inner cavity of the inner shaft 2, a shaft ring portion is rotatably connected to the shaft 9, a middle sleeve 4 is installed on an outer wall of the spindle 1, and a heat dissipation groove 3 is formed in an outer wall of the shaft rod 4.

The utility model discloses a theory of operation is: when the motor is installed, the motor is fixed through the tail end of the tail sleeve 5, and the cross shaft of the motor is fixedly inserted into the bottom end of the shaft rod 9, so that the rotation of the shaft rod 9 is controlled;

a tail shaft 8 arranged at the rear end of the inner cavity of the main shaft 1 is matched with an upper inclined pin 6 to limit the rear end of the outer wall of the shaft lever 9, and a first bearing ring 7 arranged is in contact with the outer wall of the shaft lever 9 and is also used for limiting the rear end of the outer wall of the shaft lever 9, so that the rear end of the shaft lever 9 is integrally limited;

install interior axle 2 at 8 inner chambers of tailshaft front ends and carry on spacingly through race ring two 10 to the outer wall front end of axostylus axostyle 9, realize spacing the front end of axostylus axostyle 9, guaranteed the output stationarity of axostylus axostyle 9, the 11 center pins of pivot of installation and the top of axostylus axostyle 9 are fixed, realize exporting kinetic energy.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A workpiece spindle with high precision, comprising a spindle (1), characterized in that: the improved spindle is characterized in that a tail shaft (8) is installed at the rear part of an inner cavity of the spindle (1), an inner shaft (2) is installed at the front part of the inner cavity of the spindle (1), a tail sleeve (5) is fixedly connected to the bottom end of the tail shaft (8), a shaft rod (9) is installed at the shaft center part of the tail sleeve (5), a gland is installed at one end of the inner cavity of the tail sleeve (5), a bearing ring I (7) is installed at the shaft center part of the gland, and the shaft ring of the bearing ring I (7) is rotatably connected with the shaft rod (9).

2. A workpiece spindle with high precision according to claim 1, characterised in that: the inner cavity wall of the tail shaft (8) is provided with an inclined pin (6), and the axis position of the inclined pin (6) is rotationally connected with the shaft lever (9).

3. A workpiece spindle with high precision according to claim 1, characterised in that: the inner shaft is characterized in that pin bolts (12) are arranged on the left side and the right side of the front end of the inner shaft (2), the front end of the inner shaft (2) is fixedly connected with a rotating shaft (11) through the pin bolts (12), a rotating head is mounted at the axis position of the rotating shaft (11), and one end of the rotating head is fixedly connected with one end of the shaft lever (9).

4. A workpiece spindle with high precision according to claim 1, characterized in that: and a second bearing ring (10) is arranged on the inner cavity wall of the inner shaft (2) close to the front part, and the shaft ring part of the second bearing ring (10) is rotationally connected with the shaft lever (9).

5. A workpiece spindle with high precision according to claim 1, characterized in that: the outer wall of the main shaft (1) is provided with a middle sleeve (4), and the outer wall of the middle sleeve (4) is provided with a heat dissipation groove (3).