CN210994568U

CN210994568U - Ball-milling jar fixing device of planetary ball mill

Info

Publication number: CN210994568U
Application number: CN201921682319.1U
Authority: CN
Inventors: 刘芳洋; 贾明; 蒋良兴; 陈晨
Original assignee: Central South University
Current assignee: Central South University
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-07-14
Anticipated expiration: 2029-10-10

Abstract

The utility model provides a ball-milling jar fixing device of planetary ball mill, this ball-milling jar fixing device of planetary ball mill includes inside urceolus that is used for loading the ball-milling jar, and fixing device, fixing device includes the clamp plate, adjusting bolt, slider and locking structure, the clamp plate compresses tightly in the top of ball-milling jar, the both ends of slider are passed the urceolus and are connected fixedly with the urceolus, locking structure includes fixation nut and non return spare, the protruding first pawl of stretching in fixation nut week side, the sunken orientation of the interior concave surface that first pawl formed is unanimous with fixation nut's the direction of screwing up, the protruding second pawl of stretching in week of non return spare, first pawl and second pawl meshing. The utility model provides a ball-milling jar fixing device of planetary ball mill can effectually prevent that first pawl is not hard up through the second pawl with first pawl meshing, and then prevents that fixing device is not hard up to prevent that the ball-milling jar is not hard up, the effectual work efficiency and the security that has improved.

Description

Ball-milling jar fixing device of planetary ball mill

[ technical field ] A method for producing a semiconductor device

The utility model relates to a ball mill technical field especially relates to a ball-milling jar fixing device of planetary ball mill.

[ background of the invention ]

The ball mill is used for grinding materials by the action of steel balls in a cylinder on the materials, and is an effective tool for grinding various materials. The method is widely applied to the industries of chemical industry, building materials, mineral separation and the like, and is particularly widely applied to the production of copper powder and aluminum powder in a capacitor. The planetary ball mill is provided with 4 ball milling tanks which do planetary motion on a turntable, namely when the turntable rotates, the ball milling tanks do the line-type reverse rotation motion around the self axis while revolving around the turntable axis, and grinding balls and materials in the tanks mutually collide, extrude and rub in the high-speed motion, thereby achieving the purpose of crushing, grinding, mixing and homogenizing samples.

Among the correlation technique, planetary ball mill's ball-milling jar is fixed with it through fixing device, and fixing device can take place to become flexible during the use, and especially when planetary ball mill starts for the first time, can produce when the ball-milling jar is planetary motion and become flexible, need stop to screw up ball-milling jar fixing device and restart again, work efficiency is low, and the security is also low simultaneously.

Therefore, it is necessary to provide a new ball mill pot fixing device of the planetary ball mill to solve the above technical problems.

[ Utility model ] content

An object of the utility model is to provide a high and high ball-milling jar locking fixing device of planetary ball mill of work efficiency.

The technical scheme of the utility model as follows:

the utility model provides a ball-milling jar fixing device of planet ball mill, including inside urceolus that is used for loading the ball-milling jar and with the urceolus is connected and is used for fixing the fixing device of ball-milling jar, fixing device includes clamp plate, adjusting bolt, slider and locking structure, the clamp plate connect in adjusting bolt's tip and compress tightly in the top of ball-milling jar, adjusting bolt passes the slider passes through threaded connection with it, the both ends of slider pass the urceolus and with the urceolus is connected fixedly, locking structure include with fixation nut and the non return spare that adjusting bolt connects, fixation nut locates on the slider and its week side protruding first pawl of stretching, the sunken direction of the interior concave surface that first pawl formed with fixation nut's screwing up direction is unanimous, the week side protruding stretch of non return spare with the second pawl that the profile of tooth opposite direction of first pawl, the first pawl is engaged with the second pawl.

Preferably, the non-return piece includes locating non-return nut on the slider, pass non-return nut with the slider is used for with non-return nut fixes screw rod on the slider, the second pawl from the protruding formation of stretching in week side of non-return nut.

Preferably, the first pawls are plural and uniformly distributed on the peripheral side of the fixing nut.

Preferably, two ends of the sliding block are respectively sunken downwards from the upper surface of the sliding block to form a limiting groove, the outer cylinder is axially symmetrically provided with a plurality of positioning holes, two ends of the sliding block respectively penetrate through the positioning holes, and the limiting grooves are matched with the outer cylinder.

Preferably, the positioning holes are arranged in the same vertical direction at intervals side by side.

Preferably, the limiting groove is arc-shaped.

Preferably, the adjusting bolt is connected with the pressure plate through threads.

Preferably, a rotating handle is fixedly connected to the top of the adjusting bolt.

The utility model provides a ball-milling jar fixing device of planetary ball mill is through setting up locking structure on the slider prevents adjusting bolt is not hard up, wherein, the sunken direction of the interior concave surface that first pawl formed with fixation nut's the direction of screwing up is unanimous, make with first pawl meshing second pawl can effectually prevent first pawl is not hard up, and then prevents fixing device is not hard up to prevent ball-milling jar is not hard up, the effectual work efficiency and the security that has improved.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of a ball milling tank fixing device of a planetary ball mill provided by the present invention;

FIG. 2 is an enlarged view of the structure of portion A shown in FIG. 1;

fig. 3 is a schematic structural view of the fixing nut shown in fig. 2.

[ detailed description ] embodiments

The present invention will be further described with reference to the accompanying drawings and embodiments.

Fig. 1 is a schematic structural diagram of a ball milling pot fixing device of a planetary ball mill according to the present invention. The ball milling tank fixing device 100 of the planetary ball mill comprises an outer cylinder 3 used for loading a ball milling tank 1 inside and a fixing device 5 connected with the outer cylinder 3 and used for fixing the ball milling tank 1. The outer cylinder 3 performs high-speed planetary motion to grind the copper and aluminum particles in the ball milling tank 1 into powder.

The outer cylinder 3 is cylindrical, the wall of the outer cylinder 3 is provided with two observation grooves 31 which do not penetrate through the bottom of the wall of the outer cylinder 3, the two observation grooves 31 are symmetrically arranged, the upper part of the outer cylinder 3 is divided into two parts at intervals by the observation grooves 31 and is axisymmetric, the upper part of the outer cylinder 3 is separately provided with a plurality of positioning holes 33, and two ends of the fixing device 5 respectively penetrate through the positioning holes 33 to be fixed with the outer cylinder 3.

Each locating hole 33 is square, the locating holes 33 are arranged in the same vertical direction of the outer cylinder 3 side by side, the locating holes 33 are arranged at intervals, specifically, in the embodiment, the number of the locating holes 33 in the same vertical direction is two, so that the locating holes 33 fixed by the fixing device 5 can be selected according to the heights of various ball milling pots 1, so that the ball milling pots 1 with different heights can be fixed, the applicability of the fixing device 5 for the ball milling pots 1 is effectively improved, and the application range is expanded.

The fixing device 5 comprises a pressing plate 51, an adjusting bolt 53, a sliding block 55 and a stopping structure 57, wherein the pressing plate 51 is connected to the end of the adjusting bolt 53 in a threaded manner and is pressed on the top of the ball milling tank 1, the adjusting bolt 53 penetrates through the sliding block 55 and is in threaded connection with the sliding block 55, two ends of the sliding block 55 penetrate through the positioning hole 33 and are fixedly connected with the outer cylinder 3, the sliding block 55 is far away from the pressing plate 51 by clockwise rotating the adjusting bolt 53, the pressing plate 51 is pressed on the ball milling tank 1, the sliding block 55 is fixed in the positioning hole 33, and the stopping structure is screwed down to fix the adjusting bolt 53.

A rotating handle 531 is fixedly connected to the top of the adjusting bolt 53, and the adjusting bolt 53 is rotated by screwing the rotating handle 531, so as to adjust the distance between the pressing plate 51 and the sliding block 55.

Fig. 2 is an enlarged view of a portion a shown in fig. 1. The stopper 57 includes a fixing nut 571 connected to the adjusting bolt 53 and a check member 575 connected to the fixing nut 571. The fixing nut 571 and the check member 575 are respectively disposed on the sliding block 55.

Referring to fig. 3, fig. 3 is a schematic structural diagram of the fixing nut 571 shown in fig. 2. The fixing nut 571 is disposed on the slider 55 and has a first detent 573 protruding from the periphery thereof, the teeth of the first detent 573 form an inner concave surface 574, and the recessed direction of the inner concave surface 574 formed is the same as the tightening direction of the fixing nut 571, that is, if the fixing nut 571 is the clockwise direction, the recessed direction of the inner concave surface 574 is recessed clockwise. The circumferential side of the check part 575 protrudes and extends a second pawl 577 opposite to the tooth-shaped direction of the first pawl 573, the check part 575 comprises a check nut 578 arranged on the sliding block 55 and a screw 579 which passes through the check nut 578 and the sliding block 55 and fixes the check nut 578 on the sliding block 55, and the second pawl 577 protrudes and extends from the circumferential side of the check nut 578. The first pawls 573 are engaged with the second pawls 577, so that the fixing nuts 571 can only move in the screwing direction and cannot move in the loosening direction under the check control of the second pawls 577, and the fixing nuts 571 are prevented from loosening to effectively fix the adjusting bolts 53, so that the fixing device 5 can effectively fix the ball milling jar 1 and prevent the ball milling jar 1 from loosening, and particularly when a planetary ball mill is started for the first time, the ball milling jar 1 does not need to be stopped and screwed and then started, and the working efficiency and the safety are effectively improved.

It should be noted that, in order to better fix the screw 579 of the check member 575 to the slider 55, a coupling nut fixed to the screw 579 may be further provided under the slider 55.

The first pawls 573 are plural and the plural first pawls 573 are uniformly distributed on the circumferential side of the fixing nut 571, so that the fixing nut 571 can be rotated to any angle and can be engaged with the second pawls 577.

The slide block 55 is in a strip shape, two ends of the slide block are respectively sunken downwards from the upper surface of the slide block to form a limiting groove 551, the limiting groove 551 penetrates from one side of the slide block 55 to the other side of the slide block, specifically, the cross section of the limiting groove 551 is in a circular arc shape, the radian of the limiting groove 551 is the same as that of the outer barrel 3, and the limiting groove 551 is matched and connected with the positioning hole 33 formed in the outer barrel 3.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. The utility model provides a ball-milling jar fixing device of planet ball mill, its characterized in that, including inside be used for loading the urceolus of ball-milling jar and with the urceolus is connected and is used for fixing ball-milling jar's fixing device, fixing device includes clamp plate, adjusting bolt, slider and locking structure, the clamp plate connect in adjusting bolt's tip and compress tightly in ball-milling jar's top, adjusting bolt passes the slider passes through threaded connection with it, the both ends of slider pass the urceolus and with the urceolus is connected fixedly, locking structure include with adjusting bolt connects fixation nut and be fixed in non return spare on the slider, fixation nut locates on the slider and its week side is protruding stretches first pawl, the sunken direction of the interior concave surface that first pawl formed with fixation nut's screwing up direction is unanimous, and the peripheral side of the check piece protrudes and extends a second pawl opposite to the tooth form direction of the first pawl, and the first pawl is meshed with the second pawl.

2. The ball mill pot fixing device of a planetary ball mill according to claim 1, wherein the check member includes a check nut provided on the slider, a screw passing through the check nut and the slider for fixing the check nut to the slider, and the second pawl is formed to protrude from a peripheral side of the check nut.

3. The ball mill pot fixing device of a planetary ball mill according to claim 1, wherein the first pawls are plural and uniformly distributed on a circumferential side of the fixing nut.

4. The ball mill pot fixing device of a planetary ball mill as claimed in claim 1, wherein both ends of the slider are recessed downward from the upper surface thereof to form a limiting groove, the outer cylinder is axially symmetrically provided with a plurality of positioning holes, both ends of the slider pass through the positioning holes, respectively, and the limiting groove is engaged with the outer cylinder.

5. The ball mill pot fixing device of an planetary ball mill according to claim 4, wherein the positioning holes are provided in plurality side by side at intervals in the same vertical direction.

6. The ball mill pot fixing device of a planetary ball mill as claimed in claim 4, wherein the cross section of the stopper groove is circular arc-shaped.

7. The ball mill pot fixing device of a planetary ball mill according to claim 1, wherein the adjusting bolt is screw-coupled with the pressure plate.

8. The ball mill pot fixing device of a planetary ball mill as claimed in claim 1, wherein a rotary handle is fixedly connected to a top portion of the adjusting bolt.