CN206631681U - A kind of sand mill with novel cooling structure - Google Patents
A kind of sand mill with novel cooling structure Download PDFInfo
- Publication number
- CN206631681U CN206631681U CN201720058253.3U CN201720058253U CN206631681U CN 206631681 U CN206631681 U CN 206631681U CN 201720058253 U CN201720058253 U CN 201720058253U CN 206631681 U CN206631681 U CN 206631681U
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- China
- Prior art keywords
- grinding
- grinding cylinder
- cylinder
- sand mill
- cooling structure
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Abstract
It the utility model is related to a kind of sand mill with novel cooling structure, including frame, the frame is provided with grinding cylinder, grinding shaft is provided with the grinding cylinder, described grinding shaft one end stretches out the grinding cylinder and is connected with drive device, the part that the grinding shaft is located in the grinding cylinder is provided with dispersion impeller, the outside of the grinding cylinder is provided with outer cylinder body, the outer cylinder body is fixed in the frame, the grinding cylinder is rotatably installed on the outer cylinder body, cooling chamber is provided between the grinding cylinder and the outer cylinder body, the cooling chamber is communicated with coolant conveying device；The madial wall of the grinding cylinder is provided with some groups of axially extending axial terrace with edges along the grinding cylinder.A kind of sand mill good cooling effect with novel cooling structure, each position of grinding cylinder directly contact with the coolant of low temperature, good cooling results；During abrasive media fully participates in grinding, grinding effect is good.
Description
Technical field
It the utility model is related to sand mill, more particularly to a kind of sand mill with novel cooling structure.
Background technology
Horizontal sand mill is to utilize to expect that pump is defeated by the solid liquid phase mixture material after the pre-dispersed wettability treatment of mixer
Enter in grinding cylinder, the disperser agitation that the abrasive media in material and grinding cylinder is rotated at a high speed together, so that material
In solia particle and abrasive media produce stronger collision, friction, shear action each other, reach and accelerate levigate particulate
With the purpose of disperse agglomerations.Material after grinding distribution flows out by dynamic separator separation abrasive media from discharge nozzle.It is sleeping
Formula sand mill is particularly suitable for disperseing the product for grinding that viscosity is high and granularity requirements are thin.
Substantial amounts of heat is produced in actual production process, during grinding, temperature of charge is increased rapidly, if will not grinding
Temperature control within the specific limits, will aggravate solvent volatilization, so that material proportion produces deviation effects product quality, seriously
When there may be local coking phenomenon.The cooling of existing sand mill is most of using the setting cooling chamber on the outside of grinding cylinder
Mode is cooled down, and such a mode is due to coolant temperature change with the progress of heat exchange in the flowing of the outside of grinding cylinder
Change, therefore the cooling effect of the grinding cylinder at the downstream of coolant is undesirable.
Utility model content
Technical problem to be solved in the utility model is to provide to the overall good cooling results of grinding cylinder, grinding cylinder
Interior proper temperature, and a kind of sand mill with novel cooling structure that can effectively avoid abrasive media from sinking.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of sand milling with novel cooling structure
Machine, including frame, the frame are provided with grinding cylinder, are provided with grinding shaft in the grinding cylinder, described grinding shaft one end is stretched
Going out the grinding cylinder and be connected with drive device, the part that the grinding shaft is located in the grinding cylinder is provided with dispersion impeller,
The outside of the grinding cylinder is provided with outer cylinder body, and the outer cylinder body is fixed in the frame, the grinding cylinder rotational installation
On the outer cylinder body, cooling chamber is provided between the grinding cylinder and the outer cylinder body, the cooling chamber is communicated with coolant
Conveying device；The madial wall of the grinding cylinder is provided with some groups of axially extending axial terrace with edges along the grinding cylinder.
As preferable technical scheme, the one end of the grinding shaft away from the drive device passes through the grinding cylinder simultaneously
The grinding cylinder is stretched out, the one end of the grinding shaft away from the drive device is fixed with sun gear, and the grinding cylinder faces
One end of the nearly sun gear is provided with gear ring, and planetary gear is provided between the gear ring and the sun gear.
As preferable technical scheme, one end that the grinding shaft closes on the sun gear is provided with feed cavity, the charging
Chamber is connected by the charging hole being arranged on the grinding shaft with the grinding cylinder；The feed cavity is connected with stock device.
As preferable technical scheme, in addition to dynamic centrifugal device, the dynamic centrifugal device is arranged on the grinding
The one end of cylinder away from the feed cavity, the dynamic centrifugal device include discharge chamber, and the discharge chamber is provided with discharging opening, described
Discharge chamber is rotatably installed on the grinding cylinder, and the inner chamber of the discharge chamber and the grinding cylinder is by being arranged on described grind
The liquid guiding cavity connection on axle is ground, the liquid guiding cavity one end open is in the grinding cylinder, another end opening of the liquid guiding cavity
In the discharge chamber.
As preferable technical scheme, axial terrace with edge described in every group is located at the small terrace with edge structure in same straight line by several
Into being provided with gap between the adjacent two small terrace with edge.
As preferable technical scheme, the two adjacent small ribs are stretched into the dispersion impeller of the interstitial site corresponding position
Between platform.
As preferable technical scheme, the axial terrace with edge is concaved by the barrel of the grinding cylinder to be formed.
As preferable technical scheme, the upside of the outer cylinder body is provided with several coolant input ports and several coolants are defeated
Outlet, is provided with dividing plate, the dividing plate is fixed on the outer cylinder body between the coolant input port and the coolant delivery outlet
Inwall on, the one end of the dividing plate away from the outer cylinder body extends to the grinding cylinder.
As preferable technical scheme, the coolant feed liquor of the steering of the grinding cylinder towards the coolant input port
Direction.
As preferable technical scheme, the outer wall of the grinding cylinder is provided with the stirring body of agitation coolant, described to stir
Mix being arranged on the grinding cylinder of body spiral.
By adopting the above-described technical solution, a kind of sand mill with novel cooling structure, including frame, the frame
Grinding cylinder is provided with, grinding shaft is provided with the grinding cylinder, described grinding shaft one end is stretched out the grinding cylinder and connected
There is drive device, the part that the grinding shaft is located in the grinding cylinder is provided with dispersion impeller, set on the outside of the grinding cylinder
There is outer cylinder body, the outer cylinder body is fixed in the frame, and the grinding cylinder is rotatably installed on the outer cylinder body, described to grind
Cooling chamber is provided between grinding cylinder and the outer cylinder body, the cooling chamber is communicated with coolant conveying device；The grinding cylinder
Madial wall be provided with some groups of axially extending axial terrace with edges along the grinding cylinder.The installation rotated due to grinding cylinder
In outer cylinder body, it on the one hand can effectively avoid the cooling-down effect of the grinding cylinder positioned at coolant equipped at outlet port is poor from asking
Topic, meanwhile, set axial terrace with edge, grinding cylinder effectively to promote abrasive media agitation during rotating in grinding cylinder
It participates in grinding work.A kind of sand mill good cooling effect with novel cooling structure, each position of grinding cylinder are straight
Connect and contacted with the coolant of low temperature, good cooling results；During abrasive media fully participates in grinding, grinding effect is good.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the assembling schematic diagram of grinding cylinder in the utility model embodiment, outer cylinder body and grinding shaft；
Fig. 3 be in Fig. 2 A-A to sectional view.
In figure：1- frames；2- outer cylinder bodies；3- belt pulleys；4- belts；5- motor pulleys；6- motors；7- gear rings；8- rows
Star-wheel；9- feed cavities；10- sun gears；11- charging holes；12- cooling chambers；13- dividing plates；The small terrace with edges of 14-；15- liquid guiding cavities；16- goes out
Material mouth；17- grinding shafts；18- discharge chambers；19- grinding inner cavities；20- dispersion impellers；21- grinding cylinders；22- coolant delivery outlets；
23- coolants input port；24- the first side walls；25- second sidewalls.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of sand mill with novel cooling structure, including frame 1, in the frame 1
Provided with grinding cylinder 21, grinding shaft 17 is provided with the grinding cylinder 21, the grinding shaft 17 is located in the grinding cylinder 21
Part be provided with dispersion impeller 20, the grinding shaft 17 is driven by the drive device being arranged in the frame 1.Drive device includes
Motor 6, grinding shaft 17 close on the one end of motor 6 and are provided with belt pulley 3, and the output shaft of motor is provided with motor pulley 5, motor belt
Connected between wheel 5 and belt pulley 3 by belt 3, drive grinding shaft 17 to rotate by motor 6.Certainly, motor 6 and grinding shaft 17 it
Between may also set up speed changer as needed, now then motor pulley 5 is then arranged on the output shaft of speed changer.The sand cylinder
The outside of body 21 is provided with outer cylinder body 2, and the outer cylinder body 2 is fixed in the frame 1, and the grinding cylinder 21 is rotatably installed in institute
State on outer cylinder body 2.Cooling chamber 12 is provided between the grinding cylinder 21 and the outer cylinder body 2, coolant is connected with cooling chamber 12,
The cooling of grinding cylinder 21 can be farthest realized in the rotation process of grinding cylinder 21, is avoided and position at coolant input port 23
Put the corresponding local cooling's effect of grinding cylinder 21 it is good and away from the cooling-down effect of the grinding cylinder 21 at coolant input port 23
The problem of poor.The madial wall of the grinding cylinder 21 is provided with some groups of axially extending axial ribs along the grinding cylinder 21
Platform.21 axial terrace with edge of grinding cylinder in rotation process can stir the abrasive media in grinding inner cavity 19, avoid abrasive media by
Deposited in self gravitation and then influence the effect of grinding.The axial terrace with edge by the grinding cylinder 21 the inside spill of barrel
Into.As shown in figure 3, form groove, the first side of groove in the outside of grinding cylinder 21 after the barrel indent of grinding cylinder 21
The gradient of wall 24 is smaller, and the gradient of the second sidewall 25 of groove is larger, when grinding cylinder 21 rotates, the second sidewall 25 of groove
Coolant can be stirred, improves grinding cylinder 21 and the heat exchange amount of coolant.Axial terrace with edge described in every group is by several positioned at same
Small terrace with edge 14 in one straight line is formed, and gap is provided between the adjacent two small terrace with edge 14.With the interstitial site corresponding position
The dispersion impeller 20 is stretched between the two adjacent small terrace with edges 14, as shown in Fig. 2 scattered between stretching into two adjacent small terrace with edges 14
Disk 20 is relatively large in diameter, and the diameter of the dispersion impeller 20 of the small terrace with edge 14 of face is then smaller, and abrasive media is then convergent on two well
Material is preferably ground between the individual dispersion impeller 20 being relatively large in diameter.
As shown in Fig. 2 the outer cylinder body 2 is stretched out at the both ends of grinding cylinder 21, the grinding shaft 17 away from belt pulley 3 one
End is through the grinding cylinder 21 and stretches out the grinding cylinder 21, and the one end of the grinding shaft 17 away from the belt pulley 3 is consolidated
Surely have a sun gear 10, one end that the grinding cylinder 21 closes on the sun gear 10 is provided with gear ring 7, the gear ring 7 and it is described too
Planetary gear 8 is provided between sun wheel 10.Grinding cylinder 21 is driven slowly to rotate by the rotation of grinding shaft 17, it is simple in construction.Institute
State grinding shaft 17 and close on one end of the sun gear 10 and be provided with feed cavity 9, the feed cavity 9 is by being arranged on the grinding shaft 17
On charging hole 11 connected with the grinding cylinder 21；The feed cavity 9 is connected with stock device.
Also include dynamic centrifugal device, the dynamic centrifugal device is arranged on the grinding cylinder 21 away from the feed cavity
9 one end, the dynamic centrifugal device include discharge chamber 18, and the discharge chamber 18 is provided with discharging opening 16, and discharging opening 16 connects out
Expects pipe, discharge nozzle are fixed in frame 1.The different grinding cylinders 21 of discharge chamber 18 rotate together, are easy to the connection of discharge nozzle, letter
Dissolve expects pipe attachment structure.The discharge chamber 18 is rotatably installed on the grinding cylinder 21, the discharge chamber 18 and described is ground
The grinding inner cavity 19 of grinding cylinder 21 is connected by the liquid guiding cavity 15 being arranged on the grinding shaft 17, and described one end of liquid guiding cavity 15 is opened
Mouth is in the grinding cylinder 21, and another end opening of the liquid guiding cavity 15 is in the discharge chamber 18.
The upside of the outer cylinder body 2 is provided with several coolant input ports 23 and several coolant delivery outlets 22, the cooling
Dividing plate 13 is provided between liquid input port 23 and the coolant delivery outlet 22, the dividing plate 13 is fixed on the interior of the outer cylinder body 2
On wall, the one end of the dividing plate 13 away from the outer cylinder body 2 extends to the grinding cylinder 21.The setting of dividing plate 13 ensures current
Along the circumferential flow of grinding cylinder 21, dividing plate 13 can be an entire plate, whole circumferentially extending of the dividing plate 13 along grinding inner cavity；Dividing plate
Also it can be made up of several small baffles, can there is the linking that gap can also be very close to each other between small baffle, not influence cooling effect
Fruit.The isolation effect of the wherein dividing plate 13 of monoblock type is best, has blocked cryogenic liquid and coolant at coolant input port
The heat exchange of the high temperature coolant of equipped at outlet port, the heat exchange of grinding cylinder 21 is realized to the full extent.The grinding cylinder 21
Steering towards the coolant input port 23 coolant feed liquor direction, ensure the coolant of low temperature directly with grinding cylinder 21
Wall contacts carry out heat exchange, ensure grinding cylinder 21 in low temperature environment.The outer wall of the grinding cylinder 21 is provided with and stirred
The stirring body of dynamic coolant, the stirring body spiral are arranged on the grinding cylinder.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (10)
1. a kind of sand mill with novel cooling structure, including frame, the frame is provided with grinding cylinder, the sand cylinder
Grinding shaft is provided with vivo, and described grinding shaft one end stretches out the grinding cylinder and is connected with drive device, and the grinding shaft is located at
Part in the grinding cylinder is provided with dispersion impeller, it is characterised in that：The outside of the grinding cylinder is provided with outer cylinder body, described outer
Cylinder is fixed in the frame, and the grinding cylinder is rotatably installed on the outer cylinder body, the grinding cylinder and described outer
Cooling chamber is provided between cylinder, the cooling chamber is communicated with coolant conveying device；The madial wall of the grinding cylinder is provided with
Some groups of axially extending axial terrace with edges along the grinding cylinder.
A kind of 2. sand mill with novel cooling structure as claimed in claim 1, it is characterised in that：The grinding shaft is remote
One end of the drive device is through the grinding cylinder and stretches out the grinding cylinder, and the grinding shaft is away from the driving dress
The one end put is fixed with sun gear, and one end that the grinding cylinder closes on the sun gear is provided with gear ring, the gear ring and described
Planetary gear is provided between sun gear.
A kind of 3. sand mill with novel cooling structure as claimed in claim 2, it is characterised in that：The grinding shaft closes on
One end of the sun gear is provided with feed cavity, and the feed cavity passes through the charging hole being arranged on the grinding shaft and the grinding
Cylinder connects；The feed cavity is connected with stock device.
A kind of 4. sand mill with novel cooling structure as claimed in claim 3, it is characterised in that：Also include dynamic centrifugal
Device, the dynamic centrifugal device are arranged on the one end of the grinding cylinder away from the feed cavity, the dynamic centrifugal device
Including discharge chamber, the discharge chamber is provided with discharging opening, and the discharge chamber is rotatably installed on the grinding cylinder, the discharge chamber
Connected with the inner chamber of the grinding cylinder by the liquid guiding cavity being arranged on the grinding shaft, the liquid guiding cavity one end open is in institute
State in grinding cylinder, another end opening of the liquid guiding cavity is in the discharge chamber.
A kind of 5. sand mill with novel cooling structure as claimed in claim 1, it is characterised in that：Axial rib described in every group
Platform is located at the small terrace with edge in same straight line by several and formed, and gap is provided between the adjacent two small terrace with edge.
A kind of 6. sand mill with novel cooling structure as claimed in claim 5, it is characterised in that：With the interstitial site
The dispersion impeller of corresponding position is stretched between the two adjacent small terrace with edges.
A kind of 7. sand mill with novel cooling structure as claimed in claim 1, it is characterised in that：The axial terrace with edge by
The barrel of the grinding cylinder concaves to be formed.
A kind of 8. sand mill with novel cooling structure as claimed in claim 1, it is characterised in that：The outer cylinder body it is upper
Side is provided with several coolant input ports and several coolant delivery outlets, the coolant input port and the coolant delivery outlet it
Between be provided with dividing plate, the dividing plate is fixed on the inwall of the outer cylinder body, and the one end of the dividing plate away from the outer cylinder body is to institute
State grinding cylinder extension.
A kind of 9. sand mill with novel cooling structure as claimed in claim 8, it is characterised in that：The grinding cylinder
Turn to the coolant feed liquor direction towards the coolant input port.
A kind of 10. sand mill with novel cooling structure as claimed in claim 1, it is characterised in that：The grinding cylinder
Outer wall be provided with the stirring body of agitation coolant, the stirring body spiral is arranged on the grinding cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720058253.3U CN206631681U (en) | 2017-01-17 | 2017-01-17 | A kind of sand mill with novel cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720058253.3U CN206631681U (en) | 2017-01-17 | 2017-01-17 | A kind of sand mill with novel cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206631681U true CN206631681U (en) | 2017-11-14 |
Family
ID=60261055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720058253.3U Expired - Fee Related CN206631681U (en) | 2017-01-17 | 2017-01-17 | A kind of sand mill with novel cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206631681U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355517A (en) * | 2018-03-25 | 2018-08-03 | 重庆大学 | A kind of mixing stirring device |
| CN110052625A (en) * | 2019-05-31 | 2019-07-26 | 重庆宏钢数控机床有限公司 | A kind of rotation that machining accuracy can be improved is top |
| CN110052624A (en) * | 2019-05-31 | 2019-07-26 | 重庆宏钢数控机床有限公司 | A kind of high-precision rotary is top |
| CN111437937A (en) * | 2020-04-27 | 2020-07-24 | 无锡伊格尔博格曼科技有限公司 | Composite wear-resistant corrosion-resistant grinding cylinder with high bonding strength and anti-drop structure |
-
2017
- 2017-01-17 CN CN201720058253.3U patent/CN206631681U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108355517A (en) * | 2018-03-25 | 2018-08-03 | 重庆大学 | A kind of mixing stirring device |
| CN110052625A (en) * | 2019-05-31 | 2019-07-26 | 重庆宏钢数控机床有限公司 | A kind of rotation that machining accuracy can be improved is top |
| CN110052624A (en) * | 2019-05-31 | 2019-07-26 | 重庆宏钢数控机床有限公司 | A kind of high-precision rotary is top |
| CN110052624B (en) * | 2019-05-31 | 2020-05-08 | 重庆宏钢数控机床有限公司 | High-precision rotating center |
| CN111437937A (en) * | 2020-04-27 | 2020-07-24 | 无锡伊格尔博格曼科技有限公司 | Composite wear-resistant corrosion-resistant grinding cylinder with high bonding strength and anti-drop structure |
| CN111437937B (en) * | 2020-04-27 | 2023-09-19 | 无锡伊格尔博格曼科技有限公司 | Composite material wear-resistant corrosion-resistant grinding cylinder with high bonding strength anti-drop structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20190117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |