CN210060701U

CN210060701U - Mould grinding device convenient to change head of polishing

Info

Publication number: CN210060701U
Application number: CN201920611012.6U
Authority: CN
Inventors: 汤培培; 覃军全; 覃国盛
Original assignee: Kunshan Rentao Mold Co Ltd
Current assignee: Kunshan Rentao Mold Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-02-14
Anticipated expiration: 2029-04-29

Abstract

The utility model discloses a mould grinding device convenient to change head of polishing, including supporting seat, driving motor and the dish of polishing, driving motor fixes on the supporting seat, the dish of polishing is fixed on driving motor's output shaft, driving motor's output shaft end is the step shaft, the dish cover of polishing is established at the end of output shaft, the inside of output shaft is equipped with the cavity, the slip of the inside symmetry of cavity is provided with and loops through tight first wedge in inclined plane top, second wedge, third wedge and fourth wedge, be equipped with the draw-in groove corresponding with the fourth wedge on the mounting hole inner wall of the dish of polishing, it ties up the bolt through threaded connection on the terminal surface of output shaft, the utility model discloses can make the dish of polishing installation more firm, it is more convenient moreover to change, convenient to popularize and use.

Description

Mould grinding device convenient to change head of polishing

Technical Field

The utility model relates to a mould grinding device technical field specifically is a mould grinding device convenient to change head of polishing.

Background

The mould is polished to polish through the head of polishing to the surface of mould and makes it accord with operation requirement, consumes the head of polishing very much when polishing, in order to make the efficiency of polishing remain stable, need regularly change the head of polishing, but current head of polishing need carry out the multichannel when its installation because need make the head of polishing fixed firm to it is more complicated to make it change, needs a device that can be convenient for more change the head of polishing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould grinding device convenient to change head of polishing, the utility model discloses can make the installation of polishing dish more firm, it is more convenient to change moreover, convenient to popularize and use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mould grinding device convenient to change head of polishing, includes supporting seat, driving motor and the dish of polishing, driving motor fixes on the supporting seat, the dish of polishing is fixed on driving motor's output shaft, driving motor's output shaft end is the step shaft, the end at the output shaft is established to the dish cover of polishing, the inside of output shaft is equipped with the cavity, the slip of the inside symmetry of cavity is provided with and loops through tight first wedge, second wedge, third wedge and the fourth wedge in inclined plane top, be equipped with the draw-in groove corresponding with the fourth wedge on the mounting hole inner wall of the dish of polishing, there is the bolt of confinement through threaded connection on the terminal surface of output shaft.

Preferably, the fourth wedge block is tightly propped against the clamping groove of the polishing disc.

Preferably, a first baffle is fixed on a side surface of the first wedge-shaped block.

Preferably, a second baffle is fixed on the side surface of the second wedge-shaped block.

Preferably, a third baffle is fixed on the side surface of the fourth wedge-shaped block.

Preferably, a gasket is arranged between the fastening bolt and the grinding disc.

Preferably, a first spring for ejecting the first wedge block to the outside of the output shaft is arranged between the end surface of the first baffle and the inner wall of the cavity.

Preferably, a second spring for enabling the second wedge block to return is arranged between the end face of the second baffle and the inner wall of the cavity.

Preferably, a third spring for retracting the fourth wedge block towards the inner part of the output shaft is arranged between the end surface of the third baffle and the inner wall of the cavity.

Preferably, the gasket is sleeved on the fastening bolt.

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

the utility model discloses can make the polishing dish installation more firm, and it is more convenient to change, convenient to popularize and use, when the installation, the polishing dish is overlapped on the output shaft from the end of output shaft, the polishing dish can push up first wedge to the inside of output shaft, first wedge pushes up in proper order and moves second wedge, third wedge and fourth wedge, the fourth wedge is pushed out the output shaft and pushes up tightly on the draw-in groove on the polishing dish mounting hole inner wall, thereby fix the radial of polishing dish, will polish through gasket and fastening bolt at last and press from both sides the tight step face between gasket and output shaft of polishing dish, thereby fix the axial of polishing dish;

when the output shaft is replaced, only the fastening bolt needs to be dismounted, then the polishing disc is pulled out outwards, and the inner wall of the clamping groove of the polishing disc can press the fourth wedge-shaped block into the output shaft.

Drawings

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

fig. 2 is an internal schematic view of the output shaft of the present invention;

FIG. 3 is a schematic view of another state of FIG. 2 according to the present invention;

in the figure: the device comprises a support seat 1, a driving motor 2, a polishing disc 3, an output shaft 4, a first wedge block 5, a second wedge block 6, a third wedge block 7, a fourth wedge block 8, a fastening bolt 9, a first baffle 10, a first spring 11, a second baffle 12, a second spring 13, a third baffle 14, a third spring 15 and a gasket 16.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a mould grinding device convenient to change head of polishing, includes supporting seat 1, driving motor 2 and polish the dish 3, driving motor 2 fixes on supporting seat 1, polish the dish 3 and fix on driving motor 2's

output shaft

4, 4 ends of driving motor 2's output shaft are the step shaft, 3 covers of polishing the dish and establish the end at output shaft 4, the inside of output shaft 4 is equipped with the cavity, the slip of the inside symmetry of cavity is provided with and loops through first wedge 5, second wedge 6, third wedge 7 and the fourth wedge 8 that the inclined plane pushed up tightly, be equipped with the draw-in groove corresponding with fourth wedge 8 on the mounting hole inner wall of polish dish 3, there is lock bolt 9 through threaded connection on the terminal surface of output shaft 4.

Preferably, the fourth wedge block 8 is tightly pressed against the clamping groove of the grinding disc 3.

Preferably, a first baffle 10 is fixed on the side surface of the first wedge-shaped block 5.

Preferably, a second baffle 12 is fixed on the side surface of the second wedge block 6.

Preferably, a third baffle plate 14 is fixed on the side surface of the fourth wedge block 8.

Preferably, a gasket 16 is arranged between the fastening bolt 9 and the grinding disc 3.

Preferably, a first spring 11 for ejecting the first wedge block 5 out of the output shaft 4 is arranged between the end surface of the first baffle plate 10 and the inner wall of the cavity.

Preferably, a second spring 13 for returning the second wedge block 6 is arranged between the end surface of the second baffle 12 and the inner wall of the cavity.

Preferably, a third spring 15 for retracting the fourth wedge block 8 towards the inside of the output shaft 4 is arranged between the end surface of the third baffle 14 and the inner wall of the cavity.

Preferably, the washer 16 is fitted over the fastening bolt 9.

The working principle is as follows: the utility model discloses can make the installation of polishing dish 3 more firm, and it is more convenient to change, convenient to popularize and use, when the installation, polishing dish 3 overlaps on output shaft 4 from the end of output shaft 4, polishing dish 3 can push up first wedge 5 to the inside of output shaft 4, first wedge 5 pushes up in proper order second wedge 6, third wedge 7, and fourth wedge 8, fourth wedge 8 is pushed out output shaft 4 and is pushed up tightly on the draw-in groove on polishing dish 3 mounting hole inner wall, thereby fix the radial of polishing dish 3, press from both sides tightly polishing dish 3 between the ladder face of gasket 16 and output shaft 4 through gasket 16 and fastening bolt 9 at last, thereby fix the axial of polishing dish 3;

when changing, only need lift fastening bolt 9 off, then outwards extract the dish 3 of polishing, the draw-in groove inner wall of the dish 3 of polishing can be pressed fourth wedge 8 into the inside of output shaft 4.

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 mould grinding device convenient to change head of polishing, includes supporting seat (1), driving motor (2) and polishing dish (3), its characterized in that: the grinding disc is characterized in that the driving motor (2) is fixed on the supporting seat (1), the grinding disc (3) is fixed on an output shaft (4) of the driving motor (2), the tail end of the output shaft (4) of the driving motor (2) is a stepped shaft, the tail end of the output shaft (4) is sleeved with the grinding disc (3), a cavity is arranged inside the output shaft (4), a first wedge-shaped block (5), a second wedge-shaped block (6), a third wedge-shaped block (7) and a fourth wedge-shaped block (8) which sequentially push against the inclined plane are symmetrically arranged in the cavity in a sliding mode, a clamping groove corresponding to the fourth wedge-shaped block (8) is formed in the inner wall of a mounting hole of the grinding disc (3), and a fastening bolt (9) is connected to the tail end face of the output shaft (4) through.

2. The die sharpening apparatus as defined in claim 1, wherein: the fourth wedge-shaped block (8) is tightly propped against the clamping groove of the polishing disc (3).

3. The die sharpening apparatus as defined in claim 1, wherein: and a first baffle (10) is fixed on the side surface of the first wedge-shaped block (5).

4. The die sharpening apparatus as defined in claim 1, wherein: and a second baffle (12) is fixed on the side surface of the second wedge-shaped block (6).

5. The die sharpening apparatus as defined in claim 1, wherein: and a third baffle (14) is fixed on the side surface of the fourth wedge-shaped block (8).

6. The die sharpening apparatus as defined in claim 1, wherein: and a gasket (16) is arranged between the fastening bolt (9) and the polishing disc (3).

7. A die sharpening device to facilitate replacement of a sharpening head as defined in claim 3, wherein: and a first spring (11) for ejecting the first wedge-shaped block (5) to the outside of the output shaft (4) is arranged between the end surface of the first baffle plate (10) and the inner wall of the cavity.

8. The die sharpening apparatus as defined in claim 4, wherein: and a second spring (13) for enabling the second wedge-shaped block (6) to return is arranged between the end surface of the second baffle plate (12) and the inner wall of the cavity.

9. The die sharpening apparatus as defined in claim 5, wherein: and a third spring (15) for retracting the fourth wedge-shaped block (8) to the inside of the output shaft (4) is arranged between the end surface of the third baffle (14) and the inner wall of the cavity.

10. The die sharpening apparatus as defined in claim 6, wherein: the gasket (16) is sleeved on the fastening bolt (9).