CN202638505U - Basket-type grinding machine - Google Patents
Basket-type grinding machine Download PDFInfo
- Publication number
- CN202638505U CN202638505U CN 201220098605 CN201220098605U CN202638505U CN 202638505 U CN202638505 U CN 202638505U CN 201220098605 CN201220098605 CN 201220098605 CN 201220098605 U CN201220098605 U CN 201220098605U CN 202638505 U CN202638505 U CN 202638505U
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- CN
- China
- Prior art keywords
- basket
- filter screen
- grinding
- main shaft
- type grinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a basket-type grinding machine which comprises a prime mover seat, a pull rod, a main shaft, a grinding basket, a grinding wheel, a rod pin seat, a grinding medium and a dispersion disk, wherein a basket body of the grinding basket and the main shaft form a feed opening positioned at the top of the basket body of the grinding basket; a filter screen is arranged at the lower part of the basket body of the grinding basket; the ratio of the cross section of the feed opening (S1) to the accumulated filtering area of the mesh diameter of the filter screen (S2) is 1 : (1.35 to 1.6); the proportion of the inner chamber diameter D1 of the grinding basket to the inner chamber height H1 is 1 : (0.5 to 0.7); and the proportion of the maximal diameter D2 of the filter area disk of the filter screen to the diameter D3 of the dispersion disk is 1 : (0.85 to 1.05). Through determination of proportional relation between the feed opening and the filtering area of the filter screen, the proportional relation between the inner chamber diameter of the basket body of the grinding basket and the inner chamber height and the proportional relation between the maximal diameter of the filtering area disk of the filter screen and the diameter of the dispersion disk, the structure of a grinding wheel is optimized, which can improve the grinding efficiency of the basket-type grinding machine, and prevent the grinding medium from leaking from the feed opening to pollute materials or entering into the part between the shaft sleeve of the filter screen and the main shaft to wear the main shaft.
Description
Technical field
The utility model relates to a kind of basket-type grinder.
Background technology
Be fixed wtih mill basket on the head of basket-type grinder, a certain amount of abrasive media of filling in the mill basket.During work, mill basket is immersed in the material.Its principle mainly is the Matter Transfer that utilizes material to form in the sealing grinding chamber, makes the speed lapping medium (grinding bead) that material is continuous and mill basket is interior impact occur and grind rear homogeneous micronization.Matter Transfer is based on the High Rotation Speed of abrasive wheel, rod pin and dispersion impeller, the mineralization pressure field produces in grinding chamber to make material, material sucks from material sucking port, through filter screen with material with thrown away by dispersion impeller after abrasive media separates, sealing simultaneously the eddy current effect that produces in the grinding chamber makes material formation stir again, shear, disperse the high efficiency circulation, solve the difficult problem of material turning, avoided the dead angle of circulating, can obtain outstanding grinding effect in the short time.
The mill basket of common basket-type grinder has following defective: 1. the grinding efficiency of basket-type grinder needs further to improve; 2. a small amount of the leakage occurs from charging aperture in abrasive media; 3. there is abrasive media to enter and wear spindle between the filter screen axle sleeve of basket-type grinder and the main shaft.
The utility model content
The purpose of this utility model is the above-mentioned weak point that overcomes basket-type grinder in the prior art, and a kind of basket-type grinder structure of optimization is provided, and can improve grinding efficiency, avoids abrasive media to reveal and then wear spindle from charging aperture.
The purpose of this utility model is achieved in that
A kind of basket-type grinder comprises prime mover seat, pull bar, main shaft, mill basket, abrasive wheel, excellent key seat, abrasive media and dispersion impeller.Described abrasive wheel, rod key seat and abrasive media all are arranged in the inner chamber of mill basket, described prime mover seat is arranged on the top of basket-type grinder, motor is located at this place and is used for providing power, main shaft is by key and abrasive wheel, the rod key seat, dispersion impeller radially connects, the motion of drive rotation therewith, mill basket basket body and main shaft form charging aperture, described charging aperture is positioned at mill basket basket body top, mill basket basket body bottom is provided with filter screen, the filtration screen of filter screen forms the normally uniformly at intervals boring of circular area distribution, or line cutting gap groove, the cross-sectional area S of described charging aperture
1Cumulative filter area S with the mesh latus rectum of described filter screen
2Ratio be S
1: S
2=1:1.35～1.6; The intracavity diameter D of described mill basket
1With the inner chamber height H
1Ratio be D
1: H
1=1:0.5～0.7; The filtration zone annulus maximum dimension D of described filter screen
2Diameter D with dispersion impeller
3Ratio be D
2: D
3=1:0.85～1.05.
Wherein, the upper plane of described abrasive wheel is vertical with central axis, and the applying gap of the top board of described abrasive wheel and described mill basket is not more than 0.05mm, sucks smoothly when circulating in the mill basket chamber abrasive wheel top and the applying of mill basket top board to guarantee material; Described abrasive wheel comprises propeller boss, current limiting plate and a plurality of blade, and described propeller boss is connected with main shaft by key, and described blade is distributed on the upper end of abrasive wheel along the circumferencial direction of described abrasive wheel, is 45 ° of angles with current limiting plate; Described abrasive wheel is provided with six or eight blades, and the top of each blade is on the same level face; Uniform the metering hole identical with blade quantity on the described current limiting plate, described metering hole be positioned at blade under, metering hole can prevent that abrasive media from oppositely entering material from charging aperture.
Described filter screen below is provided with the filter screen carriage, and filter screen carriage and main shaft seal place are provided with the polytetrafluoroethylene (PTFE) axle sleeve, and described polytetrafluoroethylene (PTFE) axle sleeve is installed from the bottom up; The bottom surface of described excellent key seat contacts with the end face of described polytetrafluoroethylene (PTFE) axle sleeve and forms sealing surface.Further, be axially arranged with trip bolt on the described excellent key seat, the distance between the bottom surface of the described excellent key seat of the axial adjustment of described trip bolt and the end face of polytetrafluoroethylene (PTFE) axle sleeve forms the clearance-adjustable contact-making surface as described sealing surface.Described sealing surface can either play a supportive role to main shaft, abrasive media can be sealed in the mill basket chamber again, also can make the inspection of axle sleeve more easy with replacing simultaneously.
Described dispersion impeller comprises axle bed, spline pin, disperses disc and gland, and main shaft is connected by key with axle bed, and axle bed is given by spline pin transmitting torque and disperseed disc and gland.
Wherein, the diameter of described abrasive media is 0.8～5mm, and that use morely is 1.0～2.5mm, and general matching principle is: product granularity is thicker, selects thicker medium; Product granularity is thinner, selects thinner medium.
According to the height of described mill basket basket body, described excellent key seat is provided with at least one deck rod pin, also can be two layers or three layers, and every layer of rod pin is distributed on the circumferencial direction of excellent key seat, the 90 ° of distributions in interval, and described rod pin is threaded and is fixed on the described excellent key seat.
The utility model is owing to adopted technique scheme, compared with prior art have following beneficial effect: the utility model is by proportionate relationship, the mill basket basket intracoelomic cavity diameter and the proportionate relationship of height and the proportionate relationship of grinding filtering surface maximum gauge and the dispersion impeller diameter of filter screen of the filter area of affirmation charging aperture and filter screen, thereby can improve the grinding efficiency of basket-type grinder, and avoid abrasive media to reveal and contaminated material from charging aperture, avoid simultaneously abrasive media to enter between filter screen axle sleeve and the main shaft and wear spindle.
Description of drawings
By following embodiments of the invention and description taken together with the accompanying drawings, other advantage of the present invention and feature are shown, this embodiment provides with the form of example, but is not limited to this, wherein:
The structural representation of Fig. 1 the utility model basket-type grinder;
The physical dimension schematic diagram of the mill basket of a preferred embodiment of Fig. 2 the utility model basket-type grinder;
The grinding wheel structure figure (side-looking) of Fig. 3 the utility model basket-type grinder;
Fig. 4 is the abrasive wheel mechanism map (overlooking) of utility model basket-type grinder;
The dispersion impeller structure chart of Fig. 5 the utility model basket-type grinder.
The specific embodiment
As shown in Figure 1, a kind of basket-type grinder comprises prime mover seat 1, adpting flange 2, bearing gland 3, oil sealing 4, pull bar 5, main shaft 6, mill basket basket body 7, abrasive wheel 8, excellent key seat 9, rod pin 10, filter screen 11, filter screen carriage 12, dispersion impeller 13, polytetrafluoroethylene (PTFE) axle sleeve 14, filter screen pressing plate 15 and abrasive media 16.Prime mover seat 1 is at the top, adpting flange 2 and pull bar 5, mill basket basket body 7 are assembly welding bodies, 1 on prime mover passes through adpting flange 2, pull bar 5, mill basket basket body 7, filter screen 11, filter screen carriage 12, polytetrafluoroethylene (PTFE) axle sleeve 14, filter screen pressing plate 15 are linked together, and fix with outside frame; Prime mover seat 1 is by one group of bearing and bearing gland 3, with main shaft 6 axial restraints, and the stability when guaranteeing that by polytetrafluoroethylene (PTFE) axle sleeve 14 main shafts 6 rotate.Rod pin 10 adopts to be threaded and is fixed on the excellent key seat 9, is distributed on circumferencial direction, the 90 ° of distributions in interval, and according to mill basket basket body 7 height situations, rod pin 10 is distributed on excellent key seat 9 circumferencial directions, and its number of plies has one deck, and is two-layer, three layers of three kinds of situation.Main shaft 6 running power are inputted from the top, and main shaft 6 radially links by key and abrasive wheel 8, excellent key seat 9, dispersion impeller 13, drives the rotation therewith motion.Filter screen carriage 12 and filter screen 11, polytetrafluoroethylene (PTFE) axle sleeve 14, filter screen pressing plate 15, are inserted in from main shaft 6 dispersion impellers 13 ends integrator by screw, and with screw fastening in mill basket basket body 7 bottoms.Abrasive wheel 8 is provided with six or eight blades, the applying gap of itself and mill basket chamber inside ceiling panel is in 0.05mm, by being axially arranged with trip bolt on the abrasive wheel 8, come the adjusting play by axial location, guarantee that material sucks when circulating in the mill basket chamber smoothly, and the metering hole of the current limiting plate of abrasive wheel 8 bottoms stops together abrasive media 16 oppositely to enter material from charging aperture.Rod key seat 9 drives rod pin 10 and rotates, its bottom surface contacts with polytetrafluoroethylene (PTFE) axle sleeve 14 end faces, be axially arranged with trip bolt on the rod key seat 9, distance between bottom surface by the excellent key seat 9 of axial adjustment and the end face of polytetrafluoroethylene (PTFE) axle sleeve 14, formation is as the clearance-adjustable contact-making surface of sealing surface, stop abrasive media 16 to contact with main shaft 6, simultaneously supports main shaft 6.Dispersion impeller 13 is assemblies, and dispersion impeller split key is screwed in termination, main shaft 6 bottom after linking.Generally in 0.8～5mm scope, that use morely is 1.0～2.5mm for the specification of abrasive media 16, its diameter, and general matching principle is: product granularity is thicker, selects thicker medium; Product granularity is thinner, selects thinner medium.Adaptive specification 〉=the 1.5mm of the equipment that the utility model provides.It is about 80% of cylindrical shell dischargeable capacity that the loadings of abrasive media (filling volume) is recommended coefficient, optimum coefficient should be determined according to the concrete technology condition, abrasive media 16 in use can wear and tear, fragmentation, so that packing factor constantly descends, should replenish in good time and change.Reject its broken incomplete part with screening method during replacing, replenish corresponding new abrasive media 16.When abrasive media 16 amounts of replenishing surpass input amount for the first time 50% the time should all change, again drop into again newly, then can clean screening to the abrasive media 16 of changing if necessary, qualified giving over to is for subsequent use, to reduce production costs.
The physical dimension schematic diagram of mill basket as shown in Figure 2, φ d
1Be the shaft diameter of the corresponding main shaft 6 of mill basket basket body 7 top fed mouths, φ d
2Be the diameter of mill basket basket body 7 top fed mouths, H
1Be mill basket basket intracoelomic cavity height, S
2Be the cumulative filter area of filter screen 11 mesh latus rectums, D
1Be mill basket basket body 7 intracavity diameters, the filtration screen of filter screen forms the normally uniformly at intervals boring of circular area distribution, or line cutting gap groove, D
2For mill basket is ground the filtering surface maximum region annulus maximum gauge of filter screen 11, D
3Be dispersion impeller 13 diameters; The new geometry of mill basket after the optimization should be:
(1) the charging aperture area of section S of mill basket basket body 7 and main shaft 6 formation
1Cumulative filter area S with filter screen 11 mesh latus rectums
2The proportionate relationship that forms: S
1: S
2=1:1.35～1.6, S in the following formula
1=π * (￠ d
2 2-￠ d
1 2)/4,
(2) mill basket basket body 7 intracavity diameter D
1With mill basket basket body 7 inner chamber height H
1Form certain proportionate relationship: D
1: H
2=1:0.5～0.7;
(3) mill basket is ground the filtering surface maximum dimension D of filter screen 11
2With dispersion impeller 13 diameter D
3Form certain proportionate relationship: D
2: D
3=1:0.85～1.05;
Grinding wheel structure such as Fig. 3, shown in Figure 4, abrasive wheel 8 comprises blade 101, current limiting plate 102, propeller boss 103, upper end six or eight blades 101, be 45 ° of angles with current limiting plate 102, uniform and circumferencial direction, end face and side are that machined is shaped, the applying gap of itself and mill basket chamber inside ceiling panel is in 0.05mm, come the adjusting play by the fastening axial location of the 103 axial holding screws of propeller boss on the abrasive wheel, the uniform metering hole identical with blade 101 quantity on the current limiting plate 102, metering hole be positioned at blade 101 under, blade 101 guarantees with the applying gap of mill basket chamber inside ceiling panel and the metering hole on the current limiting plate 102 that material sucks in the mill basket chamber smoothly and circulates, and stops abrasive media 16 oppositely to enter material from charging aperture; Main shaft 6 is connected with propeller boss 103 by key, provides abrasive wheel 8 rotational powers;
The structure of the dispersion impeller of mill basket as shown in Figure 5, dispersion impeller 13 comprises axle bed 201, spline pin 202, disperses disc 203 and gland 204, main shaft 6 is connected with axle bed 201 by key, axle bed 201 is given by two spline pin 202 transmitting torques and is disperseed disc 203 and gland 204, and screw 205 is axially fixed at main shaft 6 terminations with dispersion impeller 13 integral body.
Claims (10)
1. basket-type grinder, comprise prime mover seat, pull bar, main shaft, mill basket, abrasive wheel, the rod key seat, abrasive media and dispersion impeller, described abrasive wheel, rod key seat and abrasive media all are arranged in the inner chamber of mill basket, described prime mover seat is arranged on the top of basket-type grinder, motor is located at this place and is used for providing power, main shaft is by key and abrasive wheel, the rod key seat, dispersion impeller radially connects, the motion of drive rotation therewith, mill basket basket body and main shaft form charging aperture, described charging aperture is positioned at mill basket basket body top, mill basket basket body bottom is provided with filter screen, it is characterized in that: the cross-sectional area S of described charging aperture
1Cumulative filter area S with the mesh latus rectum of described filter screen
2Ratio be S
1: S
2=1: 1.35～1.6; The intracavity diameter D of described mill basket
1With the inner chamber height H
1Ratio be D
1: H
1=1: 0.5～0.7; The filtration zone annulus maximum dimension D of described filter screen
2Diameter D with dispersion impeller
3Ratio be D
2: D
3=1: 0.85～1.05.
2. basket-type grinder as claimed in claim 1, it is characterized in that: the upper plane of described abrasive wheel is vertical with central axis, and the applying gap of the top board of described abrasive wheel and described mill basket is not more than 0.05mm.
3. basket-type grinder as claimed in claim 2, it is characterized in that: described abrasive wheel comprises propeller boss, current limiting plate and a plurality of blade, and described propeller boss is connected with main shaft by key, and described blade is along the circumferencial direction of described abrasive wheel, be distributed on the upper end of abrasive wheel, be 45 ° of angles with current limiting plate.
4. basket-type grinder as claimed in claim 3, it is characterized in that: described abrasive wheel is provided with six or eight uniform blades, and the top of each blade is at same plane.
5. basket-type grinder as claimed in claim 3 is characterized in that: uniform the metering hole identical with blade quantity on the described current limiting plate, described metering hole be positioned at blade under.
6. basket-type grinder as claimed in claim 1, it is characterized in that: described filter screen below is provided with the filter screen carriage, filter screen carriage and main shaft seal place are provided with the polytetrafluoroethylene (PTFE) axle sleeve, and described polytetrafluoroethylene (PTFE) axle sleeve is installed from the bottom up, are convenient to inspection and the replacing of polytetrafluoroethylene (PTFE) axle sleeve.
7. basket-type grinder as claimed in claim 6 is characterized in that: the bottom surface of described excellent key seat contacts with the end face of described polytetrafluoroethylene (PTFE) axle sleeve and forms sealing surface.
8. basket-type grinder as claimed in claim 7, it is characterized in that: be axially arranged with trip bolt on the described excellent key seat, distance between the bottom surface of the described excellent key seat of the axial adjustment of described trip bolt and the end face of polytetrafluoroethylene (PTFE) axle sleeve forms the clearance-adjustable contact-making surface as described sealing surface.
9. basket-type grinder as claimed in claim 1 is characterized in that: according to the height of described mill basket basket body, described excellent key seat is provided with at least one deck rod pin, and every layer of rod pin is distributed on the circumferencial direction of excellent key seat, the 90 ° of distributions in interval.
10. basket-type grinder as claimed in claim 9 is characterized in that: described excellent key seat is provided with one deck, two-layer or three layers of rod pin, and the rod pin is threaded and is fixed on the described excellent key seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220098605 CN202638505U (en) | 2012-03-15 | 2012-03-15 | Basket-type grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220098605 CN202638505U (en) | 2012-03-15 | 2012-03-15 | Basket-type grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202638505U true CN202638505U (en) | 2013-01-02 |
Family
ID=47407684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220098605 Expired - Fee Related CN202638505U (en) | 2012-03-15 | 2012-03-15 | Basket-type grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202638505U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311229A (en) * | 2017-12-29 | 2018-07-24 | 安徽喜宝高分子材料有限公司 | A kind of stick pin distributing grinding device |
| CN110270413A (en) * | 2018-03-16 | 2019-09-24 | 江阴市双丰机械有限公司 | The high fineness basket type sand mill of single-wheel |
| CN111482245A (en) * | 2019-03-11 | 2020-08-04 | 弘钰机械工业有限公司 | Hanging basket structure of stirring grinder |
-
2012
- 2012-03-15 CN CN 201220098605 patent/CN202638505U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108311229A (en) * | 2017-12-29 | 2018-07-24 | 安徽喜宝高分子材料有限公司 | A kind of stick pin distributing grinding device |
| CN108311229B (en) * | 2017-12-29 | 2024-01-26 | 安徽喜宝高分子材料有限公司 | Rod pin decentralized grinding device |
| CN110270413A (en) * | 2018-03-16 | 2019-09-24 | 江阴市双丰机械有限公司 | The high fineness basket type sand mill of single-wheel |
| CN111482245A (en) * | 2019-03-11 | 2020-08-04 | 弘钰机械工业有限公司 | Hanging basket structure of stirring grinder |
| CN111482245B (en) * | 2019-03-11 | 2021-10-26 | 弘钰机械工业有限公司 | Hanging basket structure of stirring grinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20210315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |