CN104148155A - Feeding device of mill - Google Patents

Feeding device of mill Download PDF

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Publication number
CN104148155A
CN104148155A CN201410370773.9A CN201410370773A CN104148155A CN 104148155 A CN104148155 A CN 104148155A CN 201410370773 A CN201410370773 A CN 201410370773A CN 104148155 A CN104148155 A CN 104148155A
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CN
China
Prior art keywords
feeding
cover plate
mill
revolving
hot
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.)
Pending
Application number
CN201410370773.9A
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Chinese (zh)
Inventor
胡泽武
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LOESCHE (SHANGHAI) CO Ltd
Original Assignee
LOESCHE (SHANGHAI) CO Ltd
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Publication date
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Priority to CN201410370773.9A priority Critical patent/CN104148155A/en
Publication of CN104148155A publication Critical patent/CN104148155A/en
Pending legal-status Critical Current

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Abstract

The invention provides a feeding device of a mill. The feeding device comprises a feeding box body (1), wherein the feeding box body (1) is internally provided with a rotary air locking mechanism (2); the rotary air locking mechanism (2) can be used for uniformly distributing and drying materials in the feeding box body (1); a feeding hole (101) is formed in the upper end of the feeding box body (1) and a discharge hole (102) is formed in the lower end of the feeding box body (1); a left side cover plate (103) is arranged on the left side of the feeding box body (1) and is provided with a hot air inlet (103a); a right side cover plate (104) is arranged on the right side of the left side cover plate (103) and a hot air outlet (104a) is formed in the right side cover plate (104); the hot air inlet (103a) and the hot air outlet (104a) correspond to the two side faces of the rotary air locking mechanism (2), respectively; and the rotary air locking mechanism (2) is connected with a driving mechanism (3). According to the feeding device, a rotating shaft is used for uniformly rotating and agitating materials to be milled so that the materials are stably conveyed and are isolated from external air to be sealed; and meanwhile, the materials are dried by hot air in the rotating process and humid materials are prevented from entering the mill to enable the mill to be blocked, and furthermore, the milling efficiency and the milling quality of the mill are improved.

Description

A kind of mill feeding device
Technical field
The present invention relates to material grinding equipment, specifically just relate to the grinding machine of milling for various materials such as nonferrous metallic ores, steel mill's slag, slag, cement plant grog, lime stones, relate in particular to the drawing-in device of grinding machine.
Background technology
Along with economical activities of mankind development, food and clothing is lived four aspects of row as the base substance condition of human survival, is accompanied by the development of scientific and technological level, also obtained further raising, it is full that people not only will eat aspect eating, and that also will eat is good, the health of eating; The basic demand of taking shelter from rain from keeping out the wind in the aspect of living, firm, the safety and comfort that become and require; Wear the clothes be also more and more pursue colourful, pass everyone individual character, and the main progress of row is embodied on the vehicles, people are from original walking by pin, develop into bicycle, automobile afterwards, aircraft, people even till now take spaceship tourism, the improvement of the progress that has all embodied scientific and technological level to people's life.
Grinding machine is the equipment for material that the larger material of particle is ground into powder, according to the difference of milling medium and grinding material, can be divided into: ball mill, column mill, rod mill, tube mill, autogenous tumbling mill, revolve mortar formula roller mill, Vertical Mill, multilayer Vertical Mill, vertical roll grinder, DMC grinding machine etc.Comminution technique be by grinding machine utilize energy to ore push, roll extrusion, impact and grinding, make valuable mineral monomer dissociation in ore, be beneficial to the process that the next stage sorts.Powder machine adopts mill revolution, the rotation of mill axle, spring to adjust cane grinding roller assembly structure, strengthened grinding roller roller skin to material crushing strength and shear ability, thereby reaches the effect of strengthening abrasive dust, have output high, grind the fineness of materials high (powder is careful) coming.In the grinding machine course of work, material to be ground continuously need to be put in grinding machine operating mechanism by feeding mechanism, traditional feeding mechanism is generally as shown in technical scheme as disclosed in Chinese patent 201410041471.7, it comprise for connect the changeover portion of charging gear with for being connected the entrance linkage section of grinding machine feeding mouth, changeover portion and entrance linkage section are integrative-structure in a certain angle, and pass through arc transition between changeover portion and entrance linkage section, on the top tube wall of changeover portion, be provided with a unlimited liner and lay mouth, liner is laid a mouthful place and is provided with the shrouding removably connecting, on the lower inner wall face of elbow, be provided with wear-resistant liner, between this wear-resistant liner and the tube wall of elbow, be bolted, and one end of bolt is embedded in the inside of wear-resistant liner.This traditional feeding mechanism is exactly simple feed lines, or valve is set on pipeline and controls rate of feeding, cannot carry out some pretreatment to material, but due to material, particle is inhomogeneous sometimes, particle humidity is formed bulk, this material directly enters grinder by duct type feeding mechanism can increase grinding machine work load, in the time of serious, even can damage grinding machine, the product quality grinding does not reach requirement yet, even if some grinding machine takes a kind of bilateral as disclosed in Chinese patent 201310176945.4 automatically to regulate high-pressure roller mill feeding mechanism, this mechanism is arranged on the drawing-in device of high-pressure roller mill, for regulating the feeding coal of drawing-in device, this mechanism comprises that two covers are separately positioned on the adjusting device of the stock column left and right sides of drawing-in device, and two cover adjusting devices are 30 degree angles with the left and right sides of stock column respectively, by adjusting two openings of sizes between adjusting device, and then the feeding coal of control drawing-in device, realized more quick and precisely and controlled and drop on the inventory on compression roller, make the driving motor power of two rollers more approaching, thereby optimized the service condition of high-pressure roller mill self.This feeding mechanism can be realized the speed of controlling feeding, but cannot carry out pretreatment to material, makes the material of moist caking obtain sending into grinding machine after preliminarily dried uniform treatment.
Summary of the invention
Object of the present invention is exactly for the drawing-in device of above-mentioned existing traditional grinding machine, cannot treat grinding material to carry out pretreated defect, a kind of drawing-in device of grinding machine is provided, can be according to the situation of material to be ground, to its be dried, uniform treatment work, improve the grinding efficiency of material in grinding machine, improve Grinding Quality.
Technical scheme
In order to realize above-mentioned technical purpose, the mill feeding device of the present invention's design comprises feeding casing, feeding casing is in-built has revolution to lock wind mechanism, can make material all even dry in feeding casing, described feeding casing upper end is provided with spout, lower end is provided with discharging opening, left side is provided with left side cover plate, left side cover plate is provided with hot blast import, right side is provided with right side cover plate, right side cover plate is provided with hot-blast outlet, hot blast import and hot-blast outlet are corresponding with the two sides of revolution lock wind mechanism respectively, described revolution lock wind mechanism is connected with driving mechanism, driving mechanism can drive revolution lock wind mechanism to rotate.Hot blast can be dried processing to entering the material of feeding casing.
Described lock wind slew gear comprises revolving body, described revolving body is contained on gyroaxis, described gyroaxis can drive revolving body to rotate together, described revolving body two ends are provided with front apron and backboard, on described revolving body, stretch out at least one group of refining slot, refining slot groove axle line is parallel with rotator shaft center line, front apron and backboard are entered in the two ends of described refining slot respectively clamp, in revolving body, be provided with at least one hot-air channel, two port correspondence positions of front apron and backboard and hot-air channel are provided with front through hole and rear through hole, described front through hole and rear through hole can dock with hot blast import and hot-blast outlet respectively in revolving body rotation process.Lock wind slew gear rotates, and material roll in refining slot, evenly, obtains entering grinding machine raising grinding machine grinding efficiency after preliminary pretreatment again.Lock wind slew gear can make grinding machine avoid directly contacting with outside air, avoids air directly to enter in grinding machine, while making grinding machine work, because material and air mix, causes danger.
Further; described refining slot is deep-slotted chip breaker, and refining slot two ends are provided with sealing adjustment mechanism, and described sealing adjustment mechanism comprises slot body; on described slot body, with bolt lock, there is interchangeable seal wear-resistant piece, bolt protection piece is housed between described bolt and slot body.Interchangeable seal wear-resistant piece and the friction of feeding cabinet wall, can directly change interchangeable seal wear-resistant piece by taking off bolt after long-time use, saved cost.
Further, be respectively equipped with sealing gland import and sealing gland outlet on the left side cover plate that described front apron and backboard are corresponding and right side cover plate, it is to form hermetic seal between front apron and backboard and feeding casing madial wall that gas enters from sealing gland import.Hermetic seal can be avoided material to enter between baffle plate and cover plate stopping up, damage equipment.
Further, the two ends that described gyroaxis stretches out feeding casing are contained on bearing, and bearing is arranged on respectively in bearing block, and bearing block is installed on respectively on the bearing of the external sidewall of feed box.
Further, described driving mechanism comprises drive motors, and drive motors is connected with reductor, and described gyroaxis one end is contained in reductor, and driving mechanism can be controlled gyroaxis and regulate velocity of rotation according to need of work, improves Grinding Quality.
Further, described feed box body sidewall is provided with access hole, and access panel is fixedly housed on access hole, and maintenance handle is housed on access panel.By access hole, can realize the periodic inspection to drawing-in device.
Further, in the spout of described feeding casing upper end, be provided with guide swash plate.Material falls into feeding body along guide swash plate
Further, described feed box body sidewall is provided with interior pressure test port, on interior tooth pressure test port, barometer is housed and can measures feeding casing internal gas pressure.Barometer detects feeding casing internal gas pressure, to judge duty in feeding casing, avoids in casing that gas pressure is too high causes danger.
Further, axle sleeve is equipped with in described left side cover plate and right side cover plate and gyroaxis junction, and described axle sleeve is provided with lubricating oil pipe with feeding casing junction and is communicated with extraneous.By make-up oil, extend gyroaxis service life.Beneficial effect
Mill feeding device provided by the invention, lock wind slew gear can make grinding machine avoid directly contacting with outside air, while reducing grinding machine work because material and air mix the possibility of causing danger.Utilize gyroaxis to treat grinding material and carry out uniform stirring, in turning course, by hot blast, realize dry materials is processed simultaneously, the material particles of moist caking is diminished, avoid moist material to enter grinding machine and cause danger, improved grinding efficiency and the Grinding Quality of grinding machine.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is A place cutaway views in accompanying drawing 1.
Accompanying drawing 3 is B place enlarged drawings in accompanying drawing 2.
Accompanying drawing 4 is revolution lock wind mechanism product figure in the present invention.
Accompanying drawing 5 is revolution lock wind mechanism right views in the present invention.
Accompanying drawing 6 is C place cutaway views in accompanying drawing 5.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
Embodiment
As shown in accompanying drawing 1~6, a kind of mill feeding device, it is characterized in that: it comprises feeding casing 1, revolution lock wind mechanism 2 is housed in feeding casing 1, described lock wind slew gear 2 can make material interior all even dry at feeding casing 1, described feeding casing 1 upper end is provided with spout 101, lower end is provided with discharging opening 102, left side is provided with left side cover plate 103, left side cover plate 103 is provided with hot blast import 103a, right side is provided with right side cover plate 104, right side cover plate 104 is provided with hot-blast outlet 104a, hot blast import 103a and hot-blast outlet 104a are corresponding with the two sides of revolution lock wind mechanism 2 respectively, described revolution lock wind mechanism 2 is connected with driving mechanism 3, driving mechanism 3 can drive revolution lock wind mechanism 2 to rotate.
Described lock wind slew gear 2 comprises revolving body 201, described revolving body 201 is contained on gyroaxis 202, described gyroaxis 202 can drive revolving body 201 to rotate together, described revolving body 201 two ends are provided with front apron 201a and backboard 201b, on described revolving body 201, stretch out at least one group of refining slot 203, refining slot 203 groove axle lines are parallel with revolving body 201 shaft centre lines, front apron 201a and backboard 201b are entered in the two ends of described refining slot 203 respectively clamp, in revolving body 201, be provided with at least one hot-air channel 201c, two port correspondence positions of front apron 201a and backboard 201b and hot-air channel 201c are provided with front through hole 201a01 and rear through hole 201b01, described front through hole 201a01 and rear through hole 201b01 can dock with hot blast import 103a and hot-blast outlet 104a respectively in revolving body 201 rotation processes.
Described refining slot 203 is deep-slotted chip breaker; refining slot 203 two ends are provided with sealing adjustment mechanism 204; described sealing adjustment mechanism 204 comprises slot body 204a; described slot body 204a is upper has interchangeable seal wear-resistant piece 204b with bolt lock, and described bolt and slot body 204a part are equipped with bolt protection piece 204c.
On the left side cover plate 103 that described front apron 201a and backboard 201b are corresponding and right side cover plate 104, be respectively equipped with sealing gland import 103a and sealing gland outlet 104b, it is to form hermetic seal between front apron 201a and backboard 201b and feeding casing 1 madial wall that gas enters from sealing gland import 103a.
The two ends that described gyroaxis 202 stretches out feeding casing 1 are contained in bearing 4, and 4 ' is upper, bearing 4, and 4 ' is arranged on respectively bearing block 5, in 5 ', bearing block 5,5 ' is installed on respectively on the bearing 6,6 ' of feeding casing 1 lateral wall.
Described driving machine 3 comprises drive motors 301, and drive motors 301 is connected with reductor 302, and described gyroaxis 202 one end are contained in reductor 302.
Described feeding casing 1 sidewall is provided with access hole 105, and access panel 106 is fixedly housed on access hole 105, and maintenance handle 107 is housed on access panel 106.
In described feeding casing 1 upper end spout 101, be provided with guide swash plate 108.
Described feeding casing 1 sidewall is provided with interior pressure test port 109, on interior tooth pressure test port 109, barometer is housed and can measures feeding casing 1 internal gas pressure.
Described left side cover plate 103 and right side cover plate 104 are equipped with axle sleeve 7 with gyroaxis 202 junctions, and 7 ', described axle sleeve 7,7 ' is provided with lubricating oil pipe 8 with feeding casing 1 junction, and 8 ' is communicated with the external world.
During grinding machine work, material enters drawing-in device provided by the invention from spout 101, toward hot-air channel 201c, pass into hot air, revolving body 201 heating is carried out heat drying to falling into the material of refining slot 203, and the rotation of gyroaxis 202 simultaneously can make the material particles of caking be broken to diminish to drop out and enter grinding machine from discharging opening 102.
Described in the embodiment of the present invention is all around relative position, rather than absolute position, and invention which is intended to be protected is not limited only to the technical scheme that the present embodiment provides, and any technical scheme of the present embodiment enlightenment that is subject to all falls into protection scope of the present invention.

Claims (10)

1. a mill feeding device, it is characterized in that: it comprises feeding casing (1), revolution lock wind mechanism (2) is housed in feeding casing (1), described revolution lock wind mechanism (2) can make material all even dry in feeding casing (1), described feeding casing (1) upper end is provided with spout (101), lower end is provided with discharging opening (102), left side is provided with left side cover plate (103), left side cover plate (103) is provided with hot blast import (103a), right side is provided with right side cover plate (104), right side cover plate (104) is provided with hot-blast outlet (104a), hot blast import (103a) and hot-blast outlet (104a) are corresponding with the two sides of revolution lock wind mechanism (2) respectively, described revolution lock wind mechanism (2) is connected with driving mechanism (3), driving mechanism (3) can drive revolution lock wind mechanism (2) to rotate.
2. a kind of mill feeding device as claimed in claim 1, it is characterized in that: described revolution lock wind mechanism (2) comprises revolving body (201), described revolving body (201) is contained on gyroaxis (202), described gyroaxis (202) can drive revolving body (201) to rotate together, described revolving body (201) two ends are provided with front apron (201a) and backboard (201b), on described revolving body (201), stretch out at least one group of refining slot (203), refining slot (203) groove axle line is parallel with revolving body (201) shaft centre line, front apron (201a) and backboard (201b) are entered in the two ends of described refining slot (203) respectively clamp, in revolving body (201), be provided with at least one hot-air channel (201c), front apron (201a) and backboard (201b) are provided with front through hole (201a01) and rear through hole (201b01) with two port correspondence positions of hot-air channel (201c), described front through hole (201a01) and rear through hole (201b01) can dock with hot blast import (103a) and hot-blast outlet (104a) respectively in revolving body (201) rotation process.
3. a kind of mill feeding device as claimed in claim 2; it is characterized in that: described refining slot (203) is deep-slotted chip breaker; refining slot (203) two ends are provided with sealing adjustment mechanism (204); described sealing adjustment mechanism (204) comprises slot body (204a); described slot body (204a) is upper has interchangeable seal wear-resistant piece (204b) with bolt lock, and bolt protection piece (204c) is housed between described bolt and slot body (204a).
4. a kind of mill feeding device as claimed in claim 2, it is characterized in that: on the left side cover plate (103) that described front apron (201a) and backboard (201b) are corresponding and right side cover plate (104), be respectively equipped with sealing gland import (103b) and sealing gland outlet (104b), it is to form hermetic seal between front apron (201a) and backboard (201b) and feeding casing (1) madial wall that gas enters from sealing gland import (103b).
5. a kind of mill feeding device as claimed in claim 2, it is characterized in that: the two ends that described gyroaxis (202) stretches out feeding casing (1) are contained in bearing (4,4 ') on, bearing (4,4 ') be arranged on respectively in bearing block (5,5 ') bearing block (5,5 ') be installed on respectively on the bearing (6,6 ') of feeding casing (1) lateral wall.
6. a kind of mill feeding device as claimed in claim 1, it is characterized in that: described driving mechanism (3) comprises drive motors (301), drive motors (301) is connected with reductor (302), and described gyroaxis (202) one end is contained in reductor (302).
7. a kind of mill feeding device as claimed in claim 1, it is characterized in that: described feeding casing (1) sidewall is provided with access hole (105), access hole (105) is upper is fixedly equipped with access panel (106), and maintenance handle (107) is housed on access panel (106).
8. a kind of mill feeding device as claimed in claim 1, is characterized in that: in described feeding casing (1) upper end spout (101), be provided with guide swash plate (108).
9. a kind of mill feeding device as claimed in claim 1, it is characterized in that: described feeding casing (1) sidewall is provided with interior pressure test port (109), barometer is housed on interior pressure test port (109) and can measures feeding casing (1) internal gas pressure.
10. a kind of mill feeding device as claimed in claim 2, it is characterized in that: described left side cover plate (103) and right side cover plate (104) are equipped with axle sleeve (7 with gyroaxis (202) junction, 7 '), described axle sleeve (7,7 ') being provided with lubricating oil pipe (8,8 ') with feeding casing (1) junction is communicated with extraneous.
CN201410370773.9A 2014-07-30 2014-07-30 Feeding device of mill Pending CN104148155A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410370773.9A CN104148155A (en) 2014-07-30 2014-07-30 Feeding device of mill

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Application Number Priority Date Filing Date Title
CN201410370773.9A CN104148155A (en) 2014-07-30 2014-07-30 Feeding device of mill

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498937A (en) * 2016-01-18 2016-04-20 广西辉煌机械股份有限公司 Rotary air lock feeding valve
CN107199109A (en) * 2017-05-31 2017-09-26 安徽铸星机械制造有限公司 A kind of organic fertilizer shredder hopper

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3264891B2 (en) * 1998-09-02 2002-03-11 株式会社浅野研究所 Circulating crusher
US6944967B1 (en) * 2003-10-27 2005-09-20 Staples Wesley A Air dryer system and method employing a jet engine
CN101259448A (en) * 2008-04-25 2008-09-10 中信重工机械股份有限公司 Rotary baiting wind-locking device for raw material vertical mill feeder
CN202105704U (en) * 2011-05-26 2012-01-11 唐山盾石机械制造有限责任公司 Rotary air-locking blanking device for vertical mineral slag mill
CN202427535U (en) * 2011-10-11 2012-09-12 成都建筑材料工业设计研究院有限公司 Rotary air-lock feeding device with cleaning mechanism
CN103706437A (en) * 2014-01-21 2014-04-09 中材(天津)粉体技术装备有限公司 Vertical type roller mill rotary discharger
CN203990861U (en) * 2014-07-30 2014-12-10 莱歇研磨机械制造(上海)有限公司 A kind of mill feeding device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3264891B2 (en) * 1998-09-02 2002-03-11 株式会社浅野研究所 Circulating crusher
US6944967B1 (en) * 2003-10-27 2005-09-20 Staples Wesley A Air dryer system and method employing a jet engine
CN101259448A (en) * 2008-04-25 2008-09-10 中信重工机械股份有限公司 Rotary baiting wind-locking device for raw material vertical mill feeder
CN202105704U (en) * 2011-05-26 2012-01-11 唐山盾石机械制造有限责任公司 Rotary air-locking blanking device for vertical mineral slag mill
CN202427535U (en) * 2011-10-11 2012-09-12 成都建筑材料工业设计研究院有限公司 Rotary air-lock feeding device with cleaning mechanism
CN103706437A (en) * 2014-01-21 2014-04-09 中材(天津)粉体技术装备有限公司 Vertical type roller mill rotary discharger
CN203990861U (en) * 2014-07-30 2014-12-10 莱歇研磨机械制造(上海)有限公司 A kind of mill feeding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105498937A (en) * 2016-01-18 2016-04-20 广西辉煌机械股份有限公司 Rotary air lock feeding valve
CN107199109A (en) * 2017-05-31 2017-09-26 安徽铸星机械制造有限公司 A kind of organic fertilizer shredder hopper

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Application publication date: 20141119