CN208679355U - Grinding machine turbine shape discharge system - Google Patents
Grinding machine turbine shape discharge system Download PDFInfo
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- CN208679355U CN208679355U CN201821400213.3U CN201821400213U CN208679355U CN 208679355 U CN208679355 U CN 208679355U CN 201821400213 U CN201821400213 U CN 201821400213U CN 208679355 U CN208679355 U CN 208679355U
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Abstract
The utility model discloses a kind of grinding machine turbine shape discharge systems, including discharging grate plate, pulp lifter and conical discharge end cap；The grate plate that discharges is equipped with the grate plate lifting strip including upper arcuate lift item and arc lower lifting strip, it is consistent with the direction of rotation of grinding mill barrel that the arc of upper arcuate lift item and arc lower lifting strip is flapped toward direction, and the lower end surface of upper arcuate lift item and the upper surface of arc lower lifting strip are located on the same indexing annulus using the fan-shaped center of circle of fan-shaped grate plate body as the center of circle, pulp lifter is equipped with the grate plate support bar including upper curved support item and arc lower support bar, and upper curved support item and arc lower support bar respectively correspond the trend and position setting of arcuate lift item and arc lower lifting strip.This grinding machine turbine shape discharge system can reduce material and return allowance, and then guarantees the ore discharge efficiency of grinding machine, improves grinding machine workbench effect, the discharge especially suitable for grinding machine.
Description
Technical field
The utility model relates to a kind of lining board of grinder, specifically a kind of turbine shape discharge system suitable for mill discharge,
Belong to grinding machine technical field.
Background technique
Grinding machine is a kind of critically important fine grinding equipment in the modern industry, be in grinding system the most common important equipment it
One, it is widely used in building materials, metallurgy, ore dressing, electric power and chemical industry pulverizing cement and other materials.
In ore reduction beneficiation flowsheet, the ore materials that enter to grind of bulk are entered after grinding machine by mill feeding end i.e. into mine
Stone broken process, the granularity ore pulp material up to standard for completing to reach mill discharge end after being crushed is by the smooth discharge of discharge system of grinding machine
Grinding machine is completed to the broken task for entering ore grinding stone.Production practices show that can granularity ore pulp material up to standard smooth discharge general
The production efficiency of grinding machine is largely influenced, the design of mill discharge system largely influences grinding machine again
Ore discharge ability.
The discharge system applied to the grinding machine of ore reduction ore dressing generally includes discharging grate plate 1 (also referred to as in the prior art
Discharge grate), pulp lifter 2 (also referred to as discharge dustpan plate) and conical discharge end cap, discharging grate plate 1 is provided with for sieving
The sector structure for selecting the uniformly distributed comb of material to stitch, pulp lifter 2 are the sector structures that symmetrical middle line position is equipped with the big muscle of protrusion, such as
Shown in Fig. 1, fastening bolt is consolidated through discharging grate plate 1 and the big muscle of 2 protrusion of pulp lifter, by discharging grate plate 1 and pulp lifter 2
Dingan County is on the outer circumferential edges position of conical discharge end cap.The pulp lifter 2 of conventional mill and the promotion of discharging grate plate 1
Item is rectilinear form, and the independent material chamber that one group of group is arranged along conical discharge end cap radial direction direction is formed after combination installation.Such as Fig. 2
It is shown, it is combed in discharging process by discharging grate plate 1 generated when stitching the material for entering material chamber and ore pulp due to by mill running
The effect of centrifugal force is largely gathered in the excircle position of material chamber, until being promoted to enough high positions with mill running, is falling
Gravity overcomes material and ore pulp after circular motion centrifugal force and just starts gradually at conical discharge end cap central conical discharge mouth
Migration discharge, the material for partially having not enough time to discharge, which is fallen after rise again to mill discharge system material bottom of chamber portion, participates in circulation discharge next time
(i.e. material, which returns, stays).Excessive material, which returns allowance fine ore pulp is gathered in material, to be formed slime dam, not only reduces grinding machine
Working efficiency, but also the abrasion to pulp lifter 2 can be increased, reduce its service life.
Summary of the invention
In view of the above-mentioned problems, the utility model provides a kind of grinding machine turbine shape discharge system, material can be reduced and return allowance,
And then guarantees the ore discharge efficiency of grinding machine, improves grinding machine workbench effect, the discharge especially suitable for grinding machine.
To achieve the above object, this grinding machine turbine shape discharge system includes discharging grate plate, pulp lifter and conical discharge
End cap；
The discharging grate plate includes the fan-shaped grate plate body and grate plate lifting strip of integral structure；Fan-shaped grate plate body is fan-shaped flat
Hardened structure, sector flat plate structure are equipped with multiple spaced comb seams, and the longitudinal section for seam of combing is in the taper that top is big, bottom end is small
Structure；Grate plate lifting strip is that the strip structure for protruding from fan-shaped grate plate body top plane including upper arcuate lift item and arc lower mention
The arc of liter item, upper arcuate lift item and arc lower lifting strip is flapped toward direction arc consistent and upper with the direction of rotation of grinding mill barrel
The lower end surface of shape lifting strip and the upper surface of arc lower lifting strip are located at using the fan-shaped center of circle of fan-shaped grate plate body as the same of the center of circle
On one indexing annulus, be respectively equipped on upper arcuate lift item and arc lower lifting strip it is perpendicular to fan-shaped grate plate body top plane,
Fastening bolt through discharging grate plate installs counterbore；
The pulp lifter includes that fan-shaped lifter plate body, grate plate support bar and the arcuated plugging of integral structure are vertical
Plate；Fan-shaped lifter plate body is sector flat plate structure；Grate plate support bar is the bar shaped for protruding from fan-shaped lifter plate body top plane
Structure including upper curved support item and arc lower support bar, upper curved support item and arc lower support bar respectively correspond arc
Corresponding fastening spiral shell in the trend and position setting and upper curved support item and arc lower support bar of lifting strip and arc lower lifting strip
The position that bolt installs counterbore is equipped with fastening bolt mounting hole；Arcuated plugging vertical plate protrudes from fan-shaped lifter plate body top plane
Arc strip structure, arc strip structure are arranged along the fan-shaped upper marginal position of fan-shaped lifter plate body；
Every group of discharging grate plate and pulp lifter are coupled by fastening bolt, multiple groups discharging grate plate and pulp lifter
Entirety is fixedly mounted on the outer circumferential edges position of the conical discharge end cap.
As the utility model discharging grate plate, a kind of implementation of pulp lifter and conical discharge end cap installation connection type
Mode, the position that fastening bolt is corresponded on conical discharge end cap are equipped with threaded mounting hole engaged therewith, and fastening bolt is successively worn
Cross fastening bolt installation counterbore, fastening bolt mounting hole is screwed on the threaded mounting hole for being mounted on conical discharge end cap.
Another kind as the utility model discharging grate plate, pulp lifter and conical discharge end cap installation connection type is real
Mode is applied, fastening bolt mounting hole is thread pore structure, and fastening bolt is screwed on across fastening bolt installation counterbore and is mounted on fastening
On bolt mounting holes；Be additionally provided on fan-shaped lifter plate body it is perpendicular to fan-shaped lifter plate body top plane, promoted through fan-shaped
The pulp lifter mounting hole of device plate body, the position that pulp lifter mounting hole is corresponded on conical discharge end cap is equipped with to be cooperated with it
Threaded mounting hole, pulp lifter, which passes through to wear, to be connect pulp lifter on pulp lifter mounting hole and installs the fixed peace of bolt
On conical discharge end cap.
As further improvement of the utility model scheme, the fan-shaped top edge baseplane position of fan-shaped grate plate body and arc
Block the positioning step structure for being equipped between the top plan-position of vertical plate and can cooperating fitting.
Compared with prior art, the discharging grate plate of this grinding machine turbine shape discharge system includes upper arcuate lift item due to being equipped with
With the grate plate lifting strip of arc lower lifting strip, the arc of upper arcuate lift item and arc lower lifting strip is flapped toward direction and grinding mill barrel
Direction of rotation it is consistent and the lower end surface of upper arcuate lift item and the upper surface of arc lower lifting strip are located at fan-shaped grate plate body
The fan-shaped center of circle be that pulp lifter is equipped with to be supported including upper curved support item and arc lower on the same indexing annulus in the center of circle
The grate plate support bar of item and upper curved support item and arc lower support bar respectively correspond arcuate lift item and arc lower lifting strip
Trend and position setting, therefore every group of discharging grate plate and pulp lifter combination installation after in conical discharge end cap circumferential periphery
Edge position forms the independent material chamber of one group of group turbine curved configuration, and the upper arc of the turbine shape wide-angle tilt for the grate plate that discharges mentions
Rising item and arc lower lifting strip, to expect that the material of chamber and ore pulp provide one bigger to discharge gate position to being entered by seam of combing
The partical gravity of migration, under the action of this component, the effect of generated centrifugal force is largely gathered in material when by mill running
The ore pulp and material at chamber excircle position can shift to an earlier date to pave migration and smooth discharge to discharge gate position, and then reduces grinding machine
Ore discharge system material, which returns, to be stayed ratio, avoids the formation of slime dam, thus the ore discharge effect for mitigating the abrasion of pulp lifter, guaranteeing grinding machine
Rate, the workbench effect for improving grinding machine, the discharge especially suitable for grinding machine.
Detailed description of the invention
Fig. 1 is the three-dimensional mounting structure schematic diagram of discharging grate plate and pulp lifter in the prior art；
Fig. 2 is that the structure that the independent material chamber in the prior art along conical discharge end cap radial direction direction forms larger slime dam is shown
It is intended to；
Fig. 3 is the three dimensional structure diagram of the utility model discharging grate plate；
Fig. 4 is the top view of the utility model discharging grate plate；
Fig. 5 is the three dimensional structure diagram after the adjacent two pieces discharging grate plate installation of the utility model；
Fig. 6 is the three dimensional structure diagram of the utility model pulp lifter；
Fig. 7 is the top view of the utility model pulp lifter；
Fig. 8 is that the independent material chamber of the utility model turbine curved configuration forms the structural schematic diagram of smaller slime dam.
In figure: 1, discharge grate plate, 11, fan-shaped grate plate body, 111, seam of combing, 12, grate plate lifting strip, 121, upper arcuate lift
Item, 122, arc lower lifting strip, 13, fastening bolt installation counterbore, 2, pulp lifter, 21, fan-shaped lifter plate body, 22, comb
Plate support bar, 221, upper curved support item, 222, arc lower support bar, 23, fastening bolt mounting hole, 24, arcuated plugging vertical plate,
25, pulp lifter mounting hole.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
This grinding machine turbine shape discharge system includes discharging grate plate 1, pulp lifter 2 and conical discharge end cap.
As shown in Figure 3, Figure 4, the discharging grate plate 1 includes the fan-shaped grate plate body 11 and grate plate lifting strip of integral structure
12；Fan-shaped grate plate body 11 is sector flat plate structure, and sector flat plate structure is equipped with multiple spaced comb seams 111, seam 111 of combing
Longitudinal section in top is big, bottom end is small pyramidal structure, seam 111 of combing is used for material screening；Grate plate lifting strip 12 is to protrude from fan
The strip structure including upper arcuate lift item 121 and arc lower lifting strip 122 of the top of shape grate plate body 11 plane, upper arcuate lift item
121 and the arc of arc lower lifting strip 122 be flapped toward direction arcuate lift item 121 consistent and upper with the direction of rotation of grinding mill barrel
Lower end surface and arc lower lifting strip 122 upper surface be located at using the fan-shaped center of circle of fan-shaped grate plate body 11 as the same of the center of circle
It indexes on annulus, i.e., after adjacent two pieces discharging grate plate 1 is installed, as shown in figure 5, the upper arcuate lift of previous part discharging grate plate 1
The lower end surface of item 121 can dock with the upper surface of the arc lower lifting strip 122 of latter part discharging grate plate 1, make previous part discharging castor
Continuous arcuate lift is collectively formed in the arc lower lifting strip 122 of the upper arcuate lift item 121 of plate 1 and latter part discharging grate plate 1
Item, be respectively equipped on upper arcuate lift item 121 and arc lower lifting strip 122 it is perpendicular to fan-shaped grate plate body 11 top plane, run through
The fastening bolt of discharging grate plate 1 installs counterbore 13.
As shown in Figure 6, Figure 7, the pulp lifter 2 includes the fan-shaped lifter plate body 21 of integral structure, grate plate branch
Stay 22 and arcuated plugging vertical plate 24；Fan-shaped lifter plate body 21 is sector flat plate structure；Grate plate support bar 22 is to protrude from fan
The strip structure including upper curved support item 221 and arc lower support bar 222 of the top of shape lifter plate body 21 plane, upper arc branch
Stay 221 and arc lower support bar 222 respectively correspond trend and the position of arcuate lift item 121 and arc lower lifting strip 122
It is arranged and the position for corresponding to fastening bolt installation counterbore 13 on upper curved support item 221 and arc lower support bar 222 is equipped with fastening
Bolt mounting holes 23；Arcuated plugging vertical plate 24 is to protrude from fan-shaped lifter plate body 21 to push up the arc strip structure of plane, arc strip
Fan-shaped upper marginal position setting of the structure along fan-shaped lifter plate body 21.
Every group of discharging grate plate 1 and pulp lifter 2 are coupled by fastening bolt, and multiple groups discharging grate plate 1 and ore pulp mention
Rise the whole outer circumferential edges position for being fixedly mounted on the conical discharge end cap of device 2.
This grinding machine turbine shape discharge system is when installing and using, after every group of discharging grate plate 1 and the combination installation of pulp lifter 2
The independent material chamber of one group of group turbine curved configuration is formed in conical discharge end cap outer circumferential edges position.As shown in figure 8, discharge
The work of generated centrifugal force when the material and ore pulp for entering material chamber by the discharging comb seam of grate plate 1 in the process are due to by mill running
Be largely gathered in the excircle position of material chamber, until with mill running being promoted to enough high positions, in whereabouts, gravity is overcome
Material and ore pulp just start gradually to migration discharge at conical discharge end cap central conical discharge mouth, out after circular motion centrifugal force
The upper arcuate lift item 121 and arc lower lifting strip 122 for expecting the turbine shape wide-angle tilt of grate plate 1 enter to by seam 111 of combing
Expect that the material of chamber and ore pulp provide the bigger partical gravity migrated to discharge gate position, under the action of this component,
When by mill running generated centrifugal force acted on largely be gathered in material chamber excircle position ore pulps and material can shift to an earlier date to
Discharge gate position paves migration and smooth discharge, and then reduces grinding machine ore discharge system material and return and stay ratio, avoid the formation of ore pulp
Pond, thus the production efficiency for mitigating the abrasion of pulp lifter 2, improving grinding machine.
As the utility model discharging grate plate 1, a kind of reality of pulp lifter 2 and conical discharge end cap installation connection type
Mode is applied, the position that fastening bolt is corresponded on conical discharge end cap is equipped with threaded mounting hole engaged therewith, and fastening bolt is successively
It is screwed on the threaded mounting hole for being mounted on conical discharge end cap across fastening bolt installation counterbore 13, fastening bolt mounting hole 23,
That is, every group of discharging grate plate 1 and pulp lifter 2 are fitted on conical discharge end cap by fastening bolt.
As the utility model discharging grate plate 1, a kind of reality of pulp lifter 2 and conical discharge end cap installation connection type
Mode is applied, fastening bolt mounting hole 23 is thread pore structure, and fastening bolt is screwed on across fastening bolt installation counterbore 13 and is mounted on
On fastening bolt mounting hole 23；It is pushed up as shown in fig. 7, being additionally provided on fan-shaped lifter plate body 21 perpendicular to fan-shaped lifter plate body 21
Plane, pulp lifter mounting hole 25 through fan-shaped lifter plate body 21 correspond to pulp lifter on conical discharge end cap
The position of mounting hole 25 is equipped with threaded mounting hole engaged therewith, and pulp lifter 2 is connect by wearing in pulp lifter mounting hole
Pulp lifter installation bolt on 25 is fixedly mounted on conical discharge end cap.That is, discharging grate plate 1 and pulp lifter 2, mine
Slurry lifter 2 is bolted respectively with conical discharge end cap, and then realizes and be conveniently replaceable after discharging grate plate 1 is worn, no
It must integral demounting.
In order to realize quick location and installation, as further improvement of the utility model scheme, the fan of fan-shaped grate plate body 11
The positioning step being bonded can be cooperated by being equipped between shape top edge baseplane position and the top plan-position of arcuated plugging vertical plate 24
Structure.Fan-shaped top edge baseplane position and arcuated plugging of the positioning step structure of fitting in fan-shaped grate plate body 11 can be cooperated
It may be implemented quickly to position after the top plan-position fitting of vertical plate 24, and then realize Fast Installation.
Claims (4)
1. a kind of grinding machine turbine shape discharge system, including discharging grate plate (1), pulp lifter (2) and conical discharge end cap；It is special
Sign is,
The discharging grate plate (1) includes fan-shaped grate plate body (11) and the grate plate lifting strip (12) of integral structure；Fan-shaped grate plate body
It (11) is sector flat plate structure, sector flat plate structure is equipped with multiple spaced comb seams (111), and the vertical of seam (111) of combing cuts
Face is in the pyramidal structure that top is big, bottom end is small；Grate plate lifting strip (12) is the bar shaped for protruding from fan-shaped grate plate body (11) top plane
Structure including upper arcuate lift item (121) and arc lower lifting strip (122), upper arcuate lift item (121) and arc lower lifting strip
(122) arc be flapped toward direction arcuate lift item (121) consistent and upper with the direction of rotation of grinding mill barrel lower end surface and lower arc
The upper surface of shape lifting strip (122) is located at using the fan-shaped center of circle of fan-shaped grate plate body (11) as the same indexing annulus in the center of circle
On, it is respectively equipped on upper arcuate lift item (121) and arc lower lifting strip (122) and pushes up plane perpendicular to fan-shaped grate plate body (11)
, through discharging grate plate (1) fastening bolt install counterbore (13)；
The pulp lifter (2) includes fan-shaped lifter plate body (21), grate plate support bar (22) and the arc of integral structure
It blocks vertical plate (24)；Fan-shaped lifter plate body (21) is sector flat plate structure；Grate plate support bar (22) is to protrude from fan-shaped promotion
The strip structure including upper curved support item (221) and arc lower support bar (222) of device plate body (21) top plane, upper arc branch
Stay (221) and arc lower support bar (222) respectively correspond walking for arcuate lift item (121) and arc lower lifting strip (122)
To and position setting and upper curved support item (221) and arc lower support bar (222) on correspond to fastening bolt install counterbore (13)
Position be equipped with fastening bolt mounting hole (23)；Arcuated plugging vertical plate (24) is to protrude from fan-shaped lifter plate body (21) top plane
Arc strip structure, arc strip structure along fan-shaped lifter plate body (21) the setting of fan-shaped upper marginal position；
Every group of discharging grate plate (1) and pulp lifter (2) are coupled by fastening bolt, multiple groups discharging grate plate (1) and ore pulp
Lifter (2) is integrally fixedly mounted on the outer circumferential edges position of the conical discharge end cap.
2. grinding machine turbine shape discharge system according to claim 1, which is characterized in that corresponding fastening on conical discharge end cap
The position of bolt is equipped with threaded mounting hole engaged therewith, and fastening bolt sequentially passes through fastening bolt installation counterbore (13), fastening
Bolt mounting holes (23) are screwed on the threaded mounting hole for being mounted on conical discharge end cap.
3. grinding machine turbine shape discharge system according to claim 1, which is characterized in that fastening bolt mounting hole (23) is spiral shell
Pit structure, fastening bolt are screwed on across fastening bolt installation counterbore (13) and are mounted on fastening bolt mounting hole (23)；It is fan-shaped
Be additionally provided on lifter plate body (21) it is perpendicular to fan-shaped lifter plate body (21) top plane, through fan-shaped lifter plate body (21)
Pulp lifter mounting hole (25), the position that pulp lifter mounting hole (25) is corresponded on conical discharge end cap is equipped with matches with it
The threaded mounting hole of conjunction, pulp lifter (2) pass through the pulp lifter installation worn and connect on pulp lifter mounting hole (25)
Bolt is fixedly mounted on conical discharge end cap.
4. grinding machine turbine shape discharge system according to claim 1 or 2 or 3, which is characterized in that fan-shaped grate plate body (11)
The positioning being bonded can be cooperated by being equipped between fan-shaped top edge baseplane position and the top plan-position of arcuated plugging vertical plate (24)
Step structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821400213.3U CN208679355U (en) | 2018-08-29 | 2018-08-29 | Grinding machine turbine shape discharge system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821400213.3U CN208679355U (en) | 2018-08-29 | 2018-08-29 | Grinding machine turbine shape discharge system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208679355U true CN208679355U (en) | 2019-04-02 |
Family
ID=65887482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821400213.3U Active CN208679355U (en) | 2018-08-29 | 2018-08-29 | Grinding machine turbine shape discharge system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208679355U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117872A (en) * | 2019-12-30 | 2021-07-16 | 奥图泰(芬兰)公司 | Grate support element, grate support structure and open mill |
| SE2151173A1 (en) * | 2021-09-24 | 2023-03-25 | Metso Outotec Finland Oy | Grinding Mill and pulp lifter and grate plate to be used with the pulp lifter |
-
2018
- 2018-08-29 CN CN201821400213.3U patent/CN208679355U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113117872A (en) * | 2019-12-30 | 2021-07-16 | 奥图泰(芬兰)公司 | Grate support element, grate support structure and open mill |
| SE2151173A1 (en) * | 2021-09-24 | 2023-03-25 | Metso Outotec Finland Oy | Grinding Mill and pulp lifter and grate plate to be used with the pulp lifter |
| WO2023046905A1 (en) | 2021-09-24 | 2023-03-30 | Metso Outotec Finland Oy | Grate plate for a pulp lifter of a grinding mill |
| SE545109C2 (en) * | 2021-09-24 | 2023-04-04 | Metso Outotec Finland Oy | Grinding Mill and pulp lifter and grate plate to be used with the pulp lifter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210907 Address after: 471000 No. 5, Jiudu Road, Jinping Town, Yiyang County, Luoyang City, Henan Province Patentee after: Luoyang Jiujiu wear resistant material manufacturing Co.,Ltd. Address before: 471000 Luoxin Industrial Park, Xin'an County, Luoyang City, Henan Province Patentee before: LUOYANG JIUJIU MACHINERY MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right |