CN104998716A - Quick assembly-disassembly type wear-resisting roll system structure of high-pressure grinding roller and assembly method - Google Patents

Quick assembly-disassembly type wear-resisting roll system structure of high-pressure grinding roller and assembly method Download PDF

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Publication number
CN104998716A
CN104998716A CN201510290524.3A CN201510290524A CN104998716A CN 104998716 A CN104998716 A CN 104998716A CN 201510290524 A CN201510290524 A CN 201510290524A CN 104998716 A CN104998716 A CN 104998716A
Authority
CN
China
Prior art keywords
roller
skin
roller skin
pressure ring
pressure
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
CN201510290524.3A
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Chinese (zh)
Inventor
李海林
李佳乐
梁仰矩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu Dahongli Machinery Co Ltd
Original Assignee
Chengdu Dahongli Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chengdu Dahongli Machinery Co Ltd filed Critical Chengdu Dahongli Machinery Co Ltd
Priority to CN201510290524.3A priority Critical patent/CN104998716A/en
Publication of CN104998716A publication Critical patent/CN104998716A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/28Details
    • B02C4/30Shape or construction of rollers
    • B02C4/305Wear resistant rollers

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Rolls And Other Rotary Bodies (AREA)

Abstract

The invention discloses a quick assembly-disassembly type wear-resisting roll system structure of a high-pressure grinding roller, and relates to the field of mining machinery. The quick assembly-disassembly type wear-resisting roll system structure of the high-pressure grinding roller comprises a main shaft, a roller and roller skin. Main shaft shoulders are arranged on the main shaft. The roller system structure further comprises press rings. The bottoms of the two ends of the roller skin are protruded outward. The press rings are connected to the protruding upper surfaces of the roller skin. Compared with the prior art, the quick assembly-disassembly type wear-resisting roll system structure of the high-pressure grinding roller is a quick assembly-disassembly type high wear-resisting roll system which is convenient for piece changing and stable in performance, and the problems that the service life of traditional roller skin is short, and the piece changing efficiency is low are solved.

Description

The quickly dismantled wear resistant roll architecture of high-pressure roller mill and assembly method
Technical field
The invention belongs to mining machinery and manufacture field, especially belong to high-pressure roller mill and manufacture field, the particularly quickly dismantled wear resistant roll architecture of a kind of high-pressure roller mill and assembly method.
Background technology
High-pressure roller mill is building stones and mineral manufacture field common equipment, and the roller skin of current high-pressure roller mill adopts casting manganese steel monoblock type roller skin usually.Roller skin as consumable accessory, because operating mode is poor, serious wear, so the roller skin of high-pressure roller mill is changed, frequency of maintenance is higher.Traditional type roller skin working life is short, it is higher to change part frequency of maintenance, need carry out dismounting, cause changing part inefficiency, greatly reduce production efficiency when changing part to whole roller system parts.
Summary of the invention
An object of the present invention is just to provide a kind of high-pressure roller mill quickly dismantled wear resistant roll architecture, this high-pressure roller mill quickly dismantled wear resistant roll architecture changes the quickly dismantled high abrasion roller system of part convenience, stable performance, efficiently solves the problem that traditional type roller skin working life is short, change part inefficiency.
Technical scheme is: the quickly dismantled wear resistant roll architecture of a kind of high-pressure roller mill, and comprise main shaft, roller and roller skin, this main shaft is provided with main shaft shoulder, described roll system structure also comprises pressure ring; Outwardly convex bottom described roller skin two ends, described pressure ring is connected on described roller skin upper convex surface.
As preferably, described roller skin is made up of roller skin unit, and described roller skin unit is removably mounted on outside described roller.
As preferably, described roller skin unit is secter pat, and cross sectional shape is top, lower hollow two ends symmetry is outwardly.
As preferably, described roller skin unit is made up of high-carbon system super abrasive alloy-layer and medium carbon structure steel layer.
As preferably, described medium carbon structure steel layer is respectively equipped with roller skin locating flange end face, roller skin location roller screwed hole, roller skin end face, the roller skin conical surface and roller skin location pressure ring screwed hole; Described roller skin locating flange end face is mutually vertical with roller skin end face, and the roller skin conical surface and roller skin end face are in one plane.
As preferably, described medium carbon structure steel layer is also provided with dismounting screwed hole.
As preferably, described roller skin unit is two or more.
As preferably, described roller is the flanged (FLGD) cylindrical sleeve in two ends and the inner roller for hollow cylinder, this roller is respectively arranged with roller shoulder, heating endoporus, roller flange face, roller through hole and roller screwed hole.
As preferably, described pressure ring is the hollow circular ring of band pressure ring through hole, pressure ring screwed hole and the pressure ring conical surface.
Two of object of the present invention is the assembly method providing a kind of roll system structure.
Technical scheme is: a kind of assembly method of roll system structure, comprises the following steps:
Use flat key by roller and spindle mounted; Assembled by roller shoulder and main shaft shoulder and form axial location;
Flat key is used roller skin unit and roller to be assembled; Located by roller skin locating flange end face and roller flange face, hexagon-headed bolt is used to be screwed into roller skin location roller screwed hole by roller through hole, hexagon-headed bolt is used to be screwed into roller screwed hole, withstand roller skin end face, complete roller skin pre-determined bit, adopt same way to assemble formation full circumferences to three pieces of sturdy executing of roller;
Hexagon-headed bolt is used pressure ring and roller leather jacket to be joined; Pressure ring is inducted into the roller skin conical surface by the pressure ring conical surface, uses hexagon-headed bolt to be screwed into roller skin screwed hole by pressure ring through hole, and use hexagon-headed bolt axial tightening pressure ring, pressure ring applies radial pressure by pressure ring conical surface pair roller skin, realizes roller skin and finally locates.
Compared with prior art, beneficial effect of the present invention is:
Roller of the present invention connects interference hot assembly on main shaft by key, and on roller, machined has locating shoulder, step assembling and positioning corresponding on main shaft.High-wear-resistant alloy roller skin by its end face assembling and positioning in roller end flanges, by and by key connect, bolt connect provide respectively circumference, axial location.High strength pressure ring is assembled to roller skin by the conical surface, applies enclasping pressure, for roller skin provides radial location by screw axial tension mode by conical surface pair roller skin.Maintenance is when changing part, only needs dismounting pressure ring, roller skin can realize the fast quick change part of roller skin, maintenance.
It is extremely rapid that the present invention changes part, and working life is high.Under the prerequisite solving traditional type roller skin replacing maintenance work inefficiency problem, adopt high-wear-resistant alloy roller skin significantly to improve roller skin working life, shorten shutdown and change the part time thus greatly improve production efficiency.
Accompanying drawing explanation
Fig. 1 is main shaft schematic diagram of the present invention;
Fig. 2 is roller schematic diagram of the present invention;
Fig. 3 is roller schematic cross-section of the present invention;
Fig. 4 is roller skin schematic diagram of the present invention;
Fig. 5 is roller skin schematic cross-section of the present invention;
Fig. 6 is pressure ring schematic diagram of the present invention;
Fig. 7 is pressure ring schematic cross-section of the present invention;
Fig. 8 is roller skin of the present invention and spindle mounted overall schematic;
Fig. 9 is roller skin of the present invention and spindle mounted assembly schematic cross-section;
In figure, 1 be main shaft, 2 are rollers, 3 are roller skins, 4 are pressure rings, 5 are hexagon-headed bolts, 6 is flat keys.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
As shown in figs 1-9, the quickly dismantled wear resistant roll architecture of a kind of high-pressure roller mill, comprises main shaft 1, roller 2, roller skin 3 and pressure ring 4.Outwardly convex bottom roller skin 3 two ends, roller skin 3 is detachable, and roller skin 3 is made up of three pieces of roller skin unit.
Main shaft 1 is provided with main shaft shoulder 1a.
Roller 2 material is carbon structural steels, roller 2 is provided with roller shoulder 2b.Roller 2 profile appearances is the flanged (FLGD) cylindrical sleeve in two ends, and inside is hollow cylinder.Its outer surface and the equal machined mating surface of inner surface, be respectively used to assembling high abrasion roller skin and roller owner axle.Its flange axial drilling, forms assembly relation with high abrasion roller skin and heats endoporus 2a.Flange is provided with the roller flange face 2c that coordinate skin-deep with roller, and flange and roller skin-deep company on one end have roller through hole 2e, the other end have roller screwed hole 2d.
Every block roller skin unit is one third sector shaped, and radial cross-sectional shape is top, lower hollow two ends symmetry is outwardly.Its radial outer material is high-carbon system super abrasive alloy, and inner layer material is medium carbon structure steel.Medium carbon structure steel layer is respectively equipped with roller skin locating flange end face 3a, roller skin location roller screwed hole 3b, roller skin end face 3c, roller skin conical surface 3d and roller skin location pressure ring screwed hole 3e.Roller skin locating flange end face 3a is mutually vertical with roller skin end face 3c, and roller skin conical surface 3d and roller skin end face 3c in one plane.Medium carbon structure steel layer is also provided with dismounting screwed hole 3f, for dismantle time for installing lifting bolt.This some holes and face are formed in the following manner: medium carbon structure steel layer radially inner side cylinder machined mating surface, keyway, in order to implement the location between roller 2, at medium carbon structure steel layer end face tapping female bore, form assembly relation with roller end flanges.Also process the conical surface at medium carbon structure steel layer, and at side end face, the conical surface large footpath tapping female bore, adopt screw assembling mode to coordinate with high-strength press annular tapering.
Pressure ring 4 is the hollow circular ring of band pressure ring through hole 4b, pressure ring screwed hole 4c and pressure ring conical surface 4a.This some holes and face are formed in the following manner: its radial inner periphery processing conical surface coordinates in order to be formed with the roller skin conical surface; Its end face is holed, and adopts screw connecting mode to form assembly relation with casting super abrasive alloy roller skin; At the extra tapping female bore of its end face, for installing push rod bolt, in order to realize pushing tow disassembling function.Pressure ring 4 adopts high strength pressure ring.
During installation, use flat key 6 roller 2 and main shaft 1 to be assembled, assembled by roller shoulder 2b and main shaft shoulder 1a and form axial location.Roller skin unit uses flat key 6, and located by roller skin locating flange end face 3a and roller flange face 2c, hexagon-headed bolt 5 is used to be screwed into roller skin location roller screwed hole 3b by roller through hole 2e, hexagon-headed bolt 5 is used to be screwed into roller screwed hole 2d, withstand roller skin end face 3c, complete roller skin pre-determined bit, adopt same way to assemble formation full circumferences to three pieces of sturdy executing of roller.Pressure ring 4 is inducted into roller skin conical surface 3d by pressure ring conical surface 4a, hexagon-headed bolt 5 is used to be screwed into roller skin screwed hole 3e by pressure ring through hole 4b, use hexagon-headed bolt 5 axial tightening pressure ring, pressure ring applies radial pressure by pressure ring conical surface pair roller skin, realizes roller skin and finally locates.Hexagon-headed bolt 5 is threaded in advance pressure ring screwed hole 4c, for implementing pushing tow disassembling function to pressure ring.Form full circumferences after three pieces of roller skin unit assemblings, realize roller skin 3 work functions.
The present invention is solving under the prerequisite of inefficiency problem that high-pressure roller mill roller skin changes part maintenance work, and roller skin material adopts high-wear-resistant alloy significantly to improve roller skin working life, shortens shutdown and changes the part time thus greatly improve production efficiency.

Claims (10)

1. the quickly dismantled wear resistant roll architecture of high-pressure roller mill, comprises main shaft, roller and roller skin, this main shaft is provided with main shaft shoulder, it is characterized in that: described roll system structure also comprises pressure ring; Outwardly convex bottom described roller skin two ends, described pressure ring is connected on described roller skin upper convex surface.
2. the quickly dismantled wear resistant roll architecture of high-pressure roller mill according to claim 1, is characterized in that: described roller skin is made up of roller skin unit, described roller skin unit is removably mounted on outside described roller.
3. the quickly dismantled wear resistant roll architecture of high-pressure roller mill according to claim 2, is characterized in that: described roller skin unit is secter pat, and cross sectional shape is top, lower hollow two ends symmetry is outwardly.
4. the quickly dismantled wear resistant roll architecture of the high-pressure roller mill according to the arbitrary claim of Claims 2 or 3, is characterized in that: described roller skin unit is made up of high-carbon system super abrasive alloy-layer and medium carbon structure steel layer.
5. the quickly dismantled wear resistant roll architecture of high-pressure roller mill according to claim 4, is characterized in that: described medium carbon structure steel layer is respectively equipped with roller skin locating flange end face, roller skin location roller screwed hole, roller skin end face, the roller skin conical surface and roller skin location pressure ring screwed hole; Described roller skin locating flange end face is mutually vertical with roller skin end face, and the roller skin conical surface and roller skin end face are in one plane.
6. the quickly dismantled wear resistant roll architecture of high-pressure roller mill according to claim 4, is characterized in that: described medium carbon structure steel layer is also provided with dismounting screwed hole.
7. the quickly dismantled wear resistant roll architecture of the high-pressure roller mill according to the arbitrary claim of claim 1-6, is characterized in that: described roller skin unit is two or more.
8. the quickly dismantled wear resistant roll architecture of the high-pressure roller mill according to the arbitrary claim of claim 1-7, it is characterized in that: described roller is the flanged (FLGD) cylindrical sleeve in two ends and the inner roller for hollow cylinder, this roller is respectively arranged with roller shoulder, heating endoporus, roller flange face, roller through hole and roller screwed hole.
9. the quickly dismantled wear resistant roll architecture of the high-pressure roller mill according to the arbitrary claim of claim 1-8, is characterized in that: described pressure ring is the hollow circular ring of band pressure ring through hole, pressure ring screwed hole and the pressure ring conical surface.
10. an assembly method for roll system structure, comprises the following steps:
Use flat key by roller and spindle mounted; Assembled by roller shoulder and main shaft shoulder and form axial location;
Flat key is used roller skin unit and roller to be assembled; Located by roller skin locating flange end face and roller flange face, hexagon-headed bolt is used to be screwed into roller skin location roller screwed hole by roller through hole, hexagon-headed bolt is used to be screwed into roller screwed hole, withstand roller skin end face, complete roller skin pre-determined bit, adopt same way to assemble formation full circumferences to three pieces of sturdy executing of roller;
Hexagon-headed bolt is used pressure ring and roller leather jacket to be joined; Pressure ring is inducted into the roller skin conical surface by the pressure ring conical surface, uses hexagon-headed bolt to be screwed into roller skin screwed hole by pressure ring through hole, and use hexagon-headed bolt axial tightening pressure ring, pressure ring applies radial pressure by pressure ring conical surface pair roller skin, realizes roller skin and finally locates.
CN201510290524.3A 2015-05-29 2015-05-29 Quick assembly-disassembly type wear-resisting roll system structure of high-pressure grinding roller and assembly method Pending CN104998716A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510290524.3A CN104998716A (en) 2015-05-29 2015-05-29 Quick assembly-disassembly type wear-resisting roll system structure of high-pressure grinding roller and assembly method

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Application Number Priority Date Filing Date Title
CN201510290524.3A CN104998716A (en) 2015-05-29 2015-05-29 Quick assembly-disassembly type wear-resisting roll system structure of high-pressure grinding roller and assembly method

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CN104998716A true CN104998716A (en) 2015-10-28

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109277048A (en) * 2018-11-16 2019-01-29 杭州新蓝科技有限公司 Tile type combines roller skin
CN110935397A (en) * 2019-12-04 2020-03-31 四川吉瑞德新能源材料有限公司 Secondary graphite granulating device and secondary granulating method
CN111156260A (en) * 2020-01-21 2020-05-15 天津中德应用技术大学 Quick assembly structure of high pressure roller mill roller shaft
CN113058678A (en) * 2021-04-16 2021-07-02 哈尔滨工程北米科技有限公司 Leave embryo rice processingequipment
CN113477326A (en) * 2021-06-28 2021-10-08 成都大宏立机器股份有限公司 A roller skin of a high pressure roller mill

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2059104U (en) * 1989-12-30 1990-07-11 中南工业大学 Crushing roll with several crushing plate
DE102013103880B3 (en) * 2013-04-17 2014-08-07 Maschinenfabrik Köppern GmbH & Co KG press roll
CN204136460U (en) * 2014-03-12 2015-02-04 云南文山斗南锰业股份有限公司 Sectional type combination pressure ball roller

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2059104U (en) * 1989-12-30 1990-07-11 中南工业大学 Crushing roll with several crushing plate
DE102013103880B3 (en) * 2013-04-17 2014-08-07 Maschinenfabrik Köppern GmbH & Co KG press roll
CN204136460U (en) * 2014-03-12 2015-02-04 云南文山斗南锰业股份有限公司 Sectional type combination pressure ball roller

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109277048A (en) * 2018-11-16 2019-01-29 杭州新蓝科技有限公司 Tile type combines roller skin
CN110935397A (en) * 2019-12-04 2020-03-31 四川吉瑞德新能源材料有限公司 Secondary graphite granulating device and secondary granulating method
CN111156260A (en) * 2020-01-21 2020-05-15 天津中德应用技术大学 Quick assembly structure of high pressure roller mill roller shaft
CN113058678A (en) * 2021-04-16 2021-07-02 哈尔滨工程北米科技有限公司 Leave embryo rice processingequipment
CN113477326A (en) * 2021-06-28 2021-10-08 成都大宏立机器股份有限公司 A roller skin of a high pressure roller mill

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Application publication date: 20151028