CN209598875U - A kind of change sphere diameter automatic screening ball crusher - Google Patents
A kind of change sphere diameter automatic screening ball crusher Download PDFInfo
- Publication number
- CN209598875U CN209598875U CN201920181967.2U CN201920181967U CN209598875U CN 209598875 U CN209598875 U CN 209598875U CN 201920181967 U CN201920181967 U CN 201920181967U CN 209598875 U CN209598875 U CN 209598875U
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- ball
- raceway
- upper disk
- sphere
- automatic screening
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- 238000012216 screening Methods 0.000 title claims abstract description 25
- 230000008859 change Effects 0.000 title claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 claims 1
- 208000020442 loss of weight Diseases 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000013467 fragmentation Methods 0.000 abstract description 3
- 238000006062 fragmentation reaction Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
There can be larger zone phenomenon after processing for bearing steel ball and high hard high crisp sintered carbide ball, rolling behavior is not susceptible in process of lapping, the problem of sphere mutual extrusion is easy to happen fragmentation, influences product quality, the utility model provide a kind of change sphere diameter automatic screening ball crusher.The ball crusher is by being equipped with a plurality of concentric raceway and valve port in lower grinding panel surface, reach core raceway and sphere annulus is ground away with lower linear velocity, sphere is avoided to stack broken, the larger linear velocity precision ground of outer raceway, achieve the effect that automatic screening sphere size using ball crusher operating on centrifugal force, which can improve product quality while improving the production efficiency.
Description
Technical field
The utility model relates to bearing steel ball and high hard high crisp sintered carbide ball grinding machines, especially provide a kind of change ball
Diameter automatic screening ball crusher.
Background technique
Bearing steel ball and high hard high crisp sintered carbide ball can have a larger zone phenomenon after processing, in process of lapping not
Rolling behavior easily occurs, sphere mutual extrusion is easy to happen fragmentation, influences product quality.Existing vertical ball crusher mostly uses
Lower disc, lower wall (emery disc) is rotary work disk, and with a plurality of concentric raceway, upper disk (fixed plate) is adjustment apart from pressure
Disk, upper disk and lower wall is close to each other drives balls tumble to reach grinding effect by frictional force in the course of work.In real work
In the process, big annulus sphere can not carry out the rolling of regularity to reach preferable grinding effect, and operator can only pass through drop
Low upper disk pressure and adjustment descend disk rotating speed to avoid big annulus sphere from occurring to stack fragmentation, while sphere size can not pass through mill
Ball machine itself detects automatically, and then automatically controls ball lapping process, and not only influence production efficiency also influences product quality simultaneously.
Utility model content
The purpose of the utility model is to provide a kind of change sphere diameter automatic screening ball crushers, avoid to reach with girdled
Sphere leads to the effect for stacking and then being crushed since rollability is poor, while carrying out sphere size screening, is improving production efficiency
While improve product quality.
Technical solutions of the utility model are as follows:
A kind of change sphere diameter automatic screening ball crusher, it is characterised in that: the ball crusher is by hydraulic cylinder 1, guide post 2, upper disk
3, lower wall 4, base 7, moved cross beam 8, main shaft 11 and motor 18 are constituted；
Lower wall 4 is arranged in 7 upper surface of base, and multiple guide posts 2 are evenly distributed on base 7, moved cross beam 8 and each guide post
2 are slidably connected；Hydraulic cylinder 1 is connected with moved cross beam 8, and moved cross beam 8 is driven to move up and down along guide post 2, while on
Disk 3 is fixed on 8 lower section of moved cross beam, and moved cross beam 8 can drive disk 3 to move up and down；Motor 18 passes through main shaft 11 and upper disk 3
Or lower wall 4 is connected, for controlling the rotation of upper disk 3 or lower wall 4；
4 surface of lower wall is equipped with a plurality of concentric raceway 12, and the width of raceway 12 is gradually reduced from inner ring to outer ring；Every raceway
Valve port 13 is equipped between 12, the valve port 13 is by limiting device and slips ball groove 17 and forms；Wherein, ball groove 17 is slipped as every rolling of connection
Groove body between road 12 slips ball groove 17 in the rear end of 12 aperture position of inner ring raceway and is equipped with limiting device；The limiting device packet
Include sealing ring 14, ball-type limiter 15, limit spring 16；Perpendicular to mounting hole is equipped on 4 direction of lower wall in raceway 12, install
Hole upper end is equipped with annular protrusion close to the inner wall of raceway 12；Limit spring 16 is equipped in mounting hole, ball-type limiter 15 is mounted on
Between limit spring 16 and annular protrusion, sealing ring 14 is equipped between ball-type limiter 15 and annular protrusion.
In the state of not by pressure, limit spring 16 ejects ball-type limiter 15 onto raceway, when being under pressure,
Ball-type limiter 15 can sink, and therefore, under the action of limiting device, the sphere for reaching size requirement is hindered by ball-type limiter 15
It blocks, sphere can only be ground by slipping ball groove 17 into next raceway；Not up to size require sphere, due to its size compared with
Greatly, can extrude ball-type limiter 15 under the pressure and frictional force of upper disk 3 makes its sinking, and sphere passes through and continues to stay in original
Raceway is ground.
Valve port 13 can be also arranged in the utility model on outmost turns raceway 12, to reach the automatic unloading of finished product, in lower wall 4
Surrounding, which is equipped with, encloses bucket, and the bucket that encloses is welded by stainless-steel sheet.
As a preferred technical scheme: being additionally provided with wedge-shaped feed opening 9, the opening direction pair of wedge-shaped feed opening 9 on upper disk 3
The raceway 12 of 4 innermost circle of lower wall.The utility model is by the way of the charging of upper 3 core of disk, and during the grinding process, sphere passes through
Wedge-shaped feed opening 9 is automatically into the raceway 12 under groove；Sphere low speed in inner ring raceway 12 rolls, and grinds away annulus, keeps away
Exempt from sphere and stack broken, reach and 12 outer ring of raceway is entered by valve body after size, further ground, at the same charging gear into
The supply of row ball material achievees the effect that continuously grinding.
Change sphere diameter automatic screening ball crusher described in the utility model, it is characterised in that: the ball crusher is additionally provided with power train
System controller 10, drive system controller 10 is connected with motor 18, for controlling the rotation of main shaft 11.
Change sphere diameter automatic screening ball crusher described in the utility model, it is characterised in that: upper disk 3 is fixed on work by main shaft 11
Dynamic 8 lower section of crossbeam, and upper disk 3 is connect with main shaft 11 by composite flange, composite flange and upper 3 contact position of disk are equipped with compressed spring
With fixing bolt sub-assembly, wherein the upper surface that upper disk 3 is in contact with composite flange is equipped with variable diameter blind hole, composite flange equipped with
Corresponding diameter bore, be in contact close to upper disk 3 with the composite flange aperture of side of variable diameter blind hole and diameter bore is greater than
The other side, fixing bolt are inserted into the blind hole of upper disk 3 by the through-hole of composite flange, and the Spring Card of compressive state is in variable diameter blind hole
At the biggish position of diameter bore internal diameter, and it is placed on outside fixing bolt.This kind setting can be avoided mill and connect with mill part hardness
Touching and vibration, it is ensured that the flexible contact that upper lower millstone can be parallel.
Change sphere diameter automatic screening ball crusher described in the utility model, it is characterised in that: 11 appearance of main shaft being connected with upper disk 3
Face is equipped with screw thread, and the thread bush matched with the screw thread is placed on main shaft 11, when upper disk 3 is moved to corresponding position, by screw thread
Set screws off, and 3 upper surface of disk on overhead forms a mechanical pressure maintaining device.The device can avoid hydraulic system when grinding sphere,
Pressured state is had been at, and keeps disk pressure uniform, abrasive splashing substantially reduces, and improves yields and grinding efficiency.
As a preferred technical scheme:
There are four the guide post 2 is set, it is divided to or so two groups of realization synchronization steerings, hydraulic cylinder 1 is equipped with two groups, to realize activity
Crossbeam 8 moves up and down；Motor 18 drives main shaft 11 to rotate by speed reducer and belt pulley.
The angle slipped between ball groove 17 and inner ring raceway 12 slips the size of ball groove 17 are as follows: slip ball between 5 ° -85 °
It 17 outer ring raceway end size of slot and the ratio between slips 17 road inner ring Gun Duan size of ball groove and is limited between 1:1.2~1:1.9.
Lightening hole 6 is installed on the base 7.
Change sphere diameter automatic screening ball crusher described in the utility model can be used for preparing bearing steel ball or the crisp material ball of high-strength height
Body, particularly suitable for ceramic material sphere.
The utility model has the following beneficial effects:
1), the utility model reasonable layout raceway is laid out, and grinds away sphere ring to reach core raceway with lower linear velocity
Band, the sphere for avoiding rollability poor, which stacks, to be crushed, and outer raceway is with larger linear velocity precision ground；The utility model is using same
The raceway layout that heart raceway is combined with valve port, reasonable computation valve port angle and size, are reached using ball crusher operating on centrifugal force
To the effect of automatic screening sphere size.The device can be precisely controlled sphere size, reduce labor intensity, improve production effect
Rate.
2), the utility model is equipped with spring and fixing bolt sub-assembly in main shaft composite flange and upper disk contact position, to keep away
Exempt from mill and mill part hard contact and vibration, it is ensured that the flexible contact that upper lower millstone can be parallel, to solve because of sphere size
Individual sphere stress caused by uneven are excessive, and the broken problem of sphere improves the yields of product.
3), the utility model is additionally provided with mechanical pressure maintaining device, can avoid hydraulic system when grinding sphere, have been at by
Pressure condition, and keep disk pressure uniform, abrasive splashing substantially reduces, and improves yields and grinding efficiency.
Detailed description of the invention
Fig. 1 is to become sphere diameter automatic screening ball crusher main view.
Fig. 2 is to become sphere diameter automatic screening ball crusher lower wall top view.
Fig. 3 is to become sphere diameter automatic screening ball crusher valve port cross-sectional view.
In figure, 1- hydraulic cylinder；2- guide post；The upper disk of 3-；4- lower wall；5- lower wall handling hole；6- lightening hole；7- base；8-
Moved cross beam；9- wedge shape feed opening；10- drive system controller；11- main shaft；12- raceway；13- valve port；14- sealing ring；15-
Ball-type limiter；16- limit spring；17- slips ball groove；18- motor.
Specific embodiment
Embodiment 1
A kind of change sphere diameter automatic screening ball crusher, it is characterised in that: the ball crusher is by hydraulic cylinder 1, guide post 2, upper disk
3, lower wall 4, base 7, moved cross beam 8, main shaft 11 and motor 18 are constituted；
Lightening hole 6 is installed on base 7, lower wall 4 is arranged in 7 upper surface of base, and four guide posts 2 are evenly distributed on base
On 7, moved cross beam 8 is slidably connected with each guide post 2；Hydraulic cylinder 1 is connected with moved cross beam 8, and drive moved cross beam 8 along
Guide post 2 moves up and down, while upper disk 3 is fixed on 8 lower section of moved cross beam, and moved cross beam 8 can drive disk 3 to move up and down；
Motor 18 is connected by main shaft 11 with upper disk 3 or lower wall 4, and drives main shaft 11 to rotate by speed reducer and belt pulley, for controlling
The rotation of disk 3 or lower wall 4 in system；
4 surface of lower wall is equipped with a plurality of concentric raceway 12, and the width of raceway 12 is gradually reduced from inner ring to outer ring；Every raceway
Valve port 13 is equipped between 12, the valve port 13 is by limiting device and slips ball groove 17 and forms；Wherein, ball groove 17 is slipped as every rolling of connection
Groove body between road 12 slips ball groove 17 in the rear end of 12 aperture position of inner ring raceway and is equipped with limiting device；The limiting device packet
Include sealing ring 14, ball-type limiter 15, limit spring 16；Perpendicular to mounting hole is equipped on 4 direction of lower wall in raceway 12, install
Hole upper end is equipped with annular protrusion close to the inner wall of raceway 12；Limit spring 16 is equipped in mounting hole, ball-type limiter 15 is mounted on
Between limit spring 16 and annular protrusion, sealing ring 14 is equipped between ball-type limiter 15 and annular protrusion.
It is additionally provided with wedge-shaped feed opening 9 on upper disk 3, the raceway of the opening direction of wedge-shaped feed opening 9 against 4 innermost circle of lower wall
12.The device is by the way of the charging of upper 3 core of disk, and during the grinding process, sphere passes through wedge-shaped feed opening 9 automatically into groove
Under raceway 12 in.
Valve port 13 can be also arranged in described device on outmost turns raceway 12, to reach the automatic unloading of finished product, at lower wall 4 weeks
It encloses to be equipped with and encloses bucket, the bucket that encloses is welded by stainless-steel sheet.
In the state of not by pressure, limit spring 16 ejects ball-type limiter 15 onto raceway, when being under pressure,
Ball-type limiter 15 can sink, and therefore, ball-type limiter 15 has certain barrier effect to sphere in raceway.In limiting device
Under effect, the sphere for reaching size requirement is stopped by ball-type limiter 15, and can not depress ball-type limiter since size is smaller
15, sphere can only be ground by slipping ball groove 17 into next raceway；When sphere diameter is larger, not up to size requirement,
Can extrude ball-type limiter 15 under the pressure and frictional force of upper disk 3 makes its sinking, and sphere passes through and continues to stay in former rolling
It is ground in road.The device is laid out by reasonable distribution raceway, so that sphere low speed rolling in internal raceways is ground away annulus, is kept away
Exempt from sphere and stack broken, reaches and outer ring raceway is entered by valve port after size, further ground, while charging gear progress
The supply of ball material achievees the effect that continuously grinding.
Embodiment 2
Difference from example 1 is that: upper disk 3 is fixed on 8 lower section of moved cross beam by main shaft 11, and upper disk 3 with
Main shaft 11 is connected by composite flange, and composite flange and upper 3 contact position of disk are equipped with compressed spring and fixing bolt sub-assembly, wherein
The upper surface that upper disk 3 is in contact with composite flange is equipped with variable diameter blind hole, and composite flange is equipped with corresponding diameter bore, becomes
Be in contact close to upper disk 3 with the composite flange aperture of side of diameter blind hole and diameter bore is greater than the other side, and fixing bolt passes through multiple
The through-hole of flange is inserted into the blind hole of upper disk 3, and the Spring Card of compressive state is biggish in variable diameter blind hole and diameter bore internal diameter
At position, and it is placed on outside fixing bolt.This kind setting can be avoided mill and mill part hard contact and vibration, it is ensured that upper lower millstone
The parallel flexible contact of energy.
Embodiment 3
Difference from example 1 is that: 11 outer surface of main shaft being connected with upper disk 3 is equipped with screw thread, with the screw thread phase
The thread bush of cooperation is placed on main shaft 11, and when upper disk 3 is moved to corresponding position, thread bush is screwed off, table on disk 3 on overhead
Face forms a mechanical pressure maintaining device.The device can avoid hydraulic system when grinding sphere, have been at pressured state, and
Keep disk pressure uniform, abrasive splashing substantially reduces, and improves yields and grinding efficiency.
The utility model unaccomplished matter is well-known technique.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (8)
1. a kind of change sphere diameter automatic screening ball crusher, it is characterised in that: the ball crusher by hydraulic cylinder (1), guide post (2), on
Disk (3), lower wall (4), base (7), moved cross beam (8), main shaft (11) and motor (18) are constituted；
Lower wall (4) is arranged in base (7) upper surface, and multiple guide posts (2) are evenly distributed on base (7), moved cross beam (8) and every
A guide post (2) is slidably connected；Hydraulic cylinder (1) is connected with moved cross beam (8), and moved cross beam (8) is driven to do along guide post (2)
Elevating movement, while upper disk (3) is fixed below moved cross beam (8), moved cross beam (8) can drive disk (3) to move up and down；
Motor (18) is connected by main shaft (11) with upper disk (3) or lower wall (4), for controlling the rotation of upper disk (3) or lower wall (4)；
Lower wall (4) surface is equipped with a plurality of concentric raceway (12), and the width of raceway (12) is gradually reduced from inner ring to outer ring；Every rolling
Valve port (13) are equipped between road (12), the valve port (13) is by limiting device and slips ball groove (17) and forms；Wherein, ball groove (17) are slipped
For the groove body between every raceway (12) of connection, ball groove (17) is slipped in the rear end of inner ring raceway (12) aperture position and is equipped with limit dress
It sets；The limiting device includes sealing ring (14), ball-type limiter (15), limit spring (16)；In the raceway (12) perpendicular to
Lower wall (4) direction is equipped with mounting hole, and mounting hole upper end is equipped with annular protrusion close to the inner wall of raceway (12)；It is equipped in mounting hole
Limit spring (16), ball-type limiter (15) are mounted between limit spring (16) and annular protrusion, ball-type limiter (15) with
Sealing ring (14) are equipped between annular protrusion；In the state of not by pressure, limit spring (16) pushes up ball-type limiter (15)
Out on raceway, when being under pressure, ball-type limiter (15) then sinks.
2. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: be additionally provided with wedge shape on upper disk (3)
Feed opening (9), the raceway (12) of the opening direction of wedge-shaped feed opening (9) against lower wall (4) innermost circle.
3. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: the ball crusher is additionally provided with power train
It unites controller (10), drive system controller (10) is connected with motor (18), for controlling the rotation of main shaft (11).
4. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: upper disk (3) are solid by main shaft (11)
It is scheduled below moved cross beam (8), and upper disk (3) is connect with main shaft (11) by composite flange, composite flange is contacted with upper disk (3)
Place is equipped with compressed spring and fixing bolt sub-assembly, wherein the upper surface that upper disk (3) are in contact with composite flange is blind equipped with variable diameter
Hole, composite flange are equipped with corresponding diameter bore, variable diameter blind hole and diameter bore close to upper disk (3) and composite flange phase
The aperture for contacting side is greater than the other side, and fixing bolt is inserted into the blind hole of upper disk (3) by the through-hole of composite flange, compresses shape
The Spring Card of state is placed on outside fixing bolt at variable diameter blind hole and the biggish position of diameter bore internal diameter.
5. according to claim 1 or the 4 change sphere diameter automatic screening ball crushers, it is characterised in that: the main shaft being connected with upper disk (3)
(11) outer surface is equipped with screw thread, and the thread bush matched with the screw thread is placed on main shaft (11), is moved to corresponding positions in upper disk (3)
When setting, thread bush is screwed off, disk (3) upper surface on overhead forms a mechanical pressure maintaining device.
6. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: there are four the guide post (2) sets, point
The two groups of realization synchronization steerings in left and right, hydraulic cylinder (1) is equipped with two groups, to realize moving up and down for moved cross beam (8)；Motor (18)
Main shaft (11) rotation is driven by speed reducer and belt pulley.
7. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: slip ball groove (17) and inner ring raceway
(12) angle between slips the size of ball groove (17) between 5 ° -85 ° are as follows: slips ball groove (17) outer ring raceway end size and slips ball
The ratio between slot (17) inner ring raceway end size is limited between 1:1.2~1:1.9.
8. becoming sphere diameter automatic screening ball crusher according to claim 1, it is characterised in that: base is installed with loss of weight on (7)
Hole (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920181967.2U CN209598875U (en) | 2019-02-01 | 2019-02-01 | A kind of change sphere diameter automatic screening ball crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920181967.2U CN209598875U (en) | 2019-02-01 | 2019-02-01 | A kind of change sphere diameter automatic screening ball crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209598875U true CN209598875U (en) | 2019-11-08 |
Family
ID=68401755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920181967.2U Withdrawn - After Issue CN209598875U (en) | 2019-02-01 | 2019-02-01 | A kind of change sphere diameter automatic screening ball crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209598875U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648427A (en) * | 2019-02-01 | 2019-04-19 | 中国科学院金属研究所 | A kind of change sphere diameter automatic screening ball crusher |
| CN111070077A (en) * | 2020-01-09 | 2020-04-28 | 扬州市职业大学(扬州市广播电视大学) | Ball grinding equipment |
-
2019
- 2019-02-01 CN CN201920181967.2U patent/CN209598875U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648427A (en) * | 2019-02-01 | 2019-04-19 | 中国科学院金属研究所 | A kind of change sphere diameter automatic screening ball crusher |
| CN109648427B (en) * | 2019-02-01 | 2024-04-12 | 中国科学院金属研究所 | Ball diameter-variable automatic screening ball grinder |
| CN111070077A (en) * | 2020-01-09 | 2020-04-28 | 扬州市职业大学(扬州市广播电视大学) | Ball grinding equipment |
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Granted publication date: 20191108 Effective date of abandoning: 20240412 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20191108 Effective date of abandoning: 20240412 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |