CN102259043A - Vertical mill and pressurization arm installation mechanism thereof - Google Patents
Vertical mill and pressurization arm installation mechanism thereof Download PDFInfo
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- CN102259043A CN102259043A CN2011101880861A CN201110188086A CN102259043A CN 102259043 A CN102259043 A CN 102259043A CN 2011101880861 A CN2011101880861 A CN 2011101880861A CN 201110188086 A CN201110188086 A CN 201110188086A CN 102259043 A CN102259043 A CN 102259043A
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- arm
- roller frame
- roller
- installing mechanism
- pressurization arm
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Abstract
The invention discloses a pressurization arm installation mechanism which is used for installing a pressurization arm of a vertical mill. The pressurization arm installation mechanism comprises the pressurization arm, a core shaft, a supporting seat and a positioning pin, wherein one of the pressurization arm and a roller frame has a notch, and the other one of the pressurization arm and the roller frame stretches into the notch; the core shaft is transversely inserted in the pressurization arm and the roller frame; two extending ends of the core shaft are respectively supported on the supporting seat; the positioning pin is inserted in the pressurization arm and the roller frame; and a preset distance is formed between the positioning pin and the core shaft. When a milling roller is required to be overturned outside a mill shell, the positioning pin is only required to be disassembled, so the time consumption for disassembly is low, and labor intensity is low; the pressurization arm pressurizes the roller frame from the middle to make the roller frame uniformly forced, so the milling roller can stably operate; and because the pressurization arm pressurizes the roller frame from the middle, the pressurization arm is quite tightly connected and fixed with the roller frame, so a swinging distance of the milling roller is increased, the milling roller can safely avoid too-large pig irons or too-large particles during the operation of the milling roller, and accidental damage to equipment is avoided.
Description
Technical field
The present invention relates to the vertical grinder technical field, particularly a kind of vertical grinder and arm installing mechanism thereof.
Background technology
Vertical grinder is suitable for grinding and pulverizing various materials, the raw meal particle size that utilizes vertical grinder to grind is even, particle is trickle, vertical grinder also can mix several materials extremely uniformly, is widely used in cement, industrial chemicals, abrasive material, pottery, ore, coal dust, metal dust, magnetic material etc.Because the nonferromagnetic substance of vertical grinder uniqueness has in industry obtained using widely.
As depicted in figs. 1 and 2, present vertical grinder comprises housing 102, cover plate 118, drive unit 101 and the vertical mill tube 103 and the grinding roller 106 that are driven by this drive unit 101, the arm 108 that acts on grinding roller 106, and this arm 108 provides pressure by oil cylinder 109.The flour milling of the roll surface of grinding roller 106 and vertical mill tube liner constitutes break-in face, also be provided with screeding device 105, material enters vertical mill tube 103 through charging aperture 107, drive unit 101 drives vertical mill tube 103 and rotates, grinding roller 106 rotations, the material that enters break-in face is ground, 105 pairs of polished materials of screeding device loosen, water conservancy diversion, after grinding, discharge vertical mill tube, pressure air is entered by air inlet 111, fine powder is discharged by outlet 112 through sorter 104, and coarse grain, foreign material are then by outside the discharging opening 110 discharge machines.When material after charging aperture enters vertical mill tube, the thickness material after grinding roller 106 grinds is discharged vertical mill tube, this grinding machine bottom does not have pressure air to enter, the thickness powder after grinding is all outside the discharging opening discharge machine of grinding machine bottom.
The mounting structure of grinding roller 106 generally is made of the mode of Fig. 2 and Fig. 3 at present, promptly also can allow the supporting base 116 of its swing and arm 108 constitute by roller frame 114 and coupled transverse axis 117.Roller frame 114 is fixedlyed connected with the roll shaft 113 of grinding roller 106, arm 108 is connected by mandrel 115 with transverse axis 117 with roller frame 114, mandrel 115 is provided with respectively the key that cooperates with keyway on arm 108 and the transverse axis 117, to prevent the rotation between arm 108 and the roller frame 114, this arm 108 provides pressure by oil cylinder 109.Arm 108 is offset to a side of transverse axis 117 usually, and promptly supporting base 116 is between arm 108 and transverse axis 117.
The deficiency that the mounting structure of existing arm 108 exists is:
Inconvenient and the length consuming time of dismounting owing to adopt key to connect, therefore when dismounting transverse axis 117 and roller frame 114, must just can be finished the dismounting between transverse axis 117 and the arm 108 at first with oil cylinder 109 dismountings;
It is big to take up room behind arm biasing one side, make the complete machine design be not easy to arrange, the hunting range that also causes arm is limited and cause running into excessive assorted iron or the bed of material when too thick, may make arm stuck and damage grinding roller and cause equipment breakdown, only setover mandrel one end pressurization of arm can make also that arm and mandrel are monolateral stressedly to cause operation not steady.
Summary of the invention
In view of this, the invention provides the installing mechanism of a kind of vertical grinder and screeding device thereof, inconvenient to solve existing arm dismounting, and arm and the monolateral stressed jiggly problem that causes moving of mandrel.
For achieving the above object, the invention provides following technical scheme:
A kind of arm installing mechanism, be used for the installation of the arm of vertical grinder, the grinding roller assembly that offers on the grinding machine shell of described vertical grinder for described vertical grinder stretches into the interior through hole of described grinding machine shell, described grinding roller assembly comprises roller frame and the roll shaft that links to each other with described roller frame, one end of this roll shaft is a grinding roller, comprising:
Arm offers breach on one in this arm and the described roller frame, and another stretches in this breach;
Mandrel, its horizontal inserting on described arm and the described roller frame;
Supporting seat, two external parts of described mandrel are supported on respectively on the described supporting seat;
Alignment pin, it is inserted on described arm and the described roller frame, and and described mandrel between have predeterminable range.
Preferably, in above-mentioned arm installing mechanism, the end that described arm is connected with described roller frame is provided with two clamps that are parallel to each other, and forms described breach between two clamps, and an end of described roller frame stretches in this breach.
Preferably, in above-mentioned arm installing mechanism, described roller frame and described breach matched in clearance.
Preferably, in above-mentioned arm installing mechanism, described alignment pin is one, and is arranged on a side of described arm.
Preferably, in above-mentioned arm installing mechanism, described alignment pin is two, and is separately positioned on the both sides of described arm.
Preferably, in above-mentioned arm installing mechanism, the axial coincidence of two described alignment pins.
Preferably, in above-mentioned arm installing mechanism, the quantity of described alignment pin is more than two, and the both sides of described arm are equipped with described alignment pin.
Preferably, in above-mentioned arm installing mechanism, described alignment pin specifically comprises:
Be inserted in the insertion section on described arm and the described roller frame;
Be arranged on the limiting section of the outer end of described insertion section.
Preferably, in above-mentioned arm installing mechanism, described insertion section is cylindrical or taper.
A kind of vertical grinder comprises arm, it is characterized in that, this arm is installed on the grinding roller assembly by as above each described arm installing mechanism.
From above-mentioned technical scheme as can be seen, arm installing mechanism provided by the invention, be used for the installation of the arm of vertical grinder, the grinding roller assembly that offers on the grinding machine shell of described vertical grinder for described vertical grinder stretches into the interior through hole of described grinding machine shell, described grinding roller assembly comprises roller frame and the roll shaft that links to each other with described roller frame, and an end of this roll shaft is a grinding roller, comprising: arm, one in this arm and the described roller frame offers breach, and another stretches in this breach; Mandrel, its horizontal inserting on described arm and the described roller frame; Supporting seat, it is supported on two external parts of described mandrel; Alignment pin, it is inserted on described arm and the described roller frame, and and described mandrel between have predeterminable range.
Based on above-mentioned setting, arm installing mechanism provided by the invention, on one in arm and roller frame, offer breach, thereby in the two another can be stretched out in this breach, mandrel is horizontal to be inserted on arm and the roller frame, thereby makes that arm and roller frame can mandrel be that pivot relatively rotates.Alignment pin is inserted on arm and the roller frame, and and has predeterminable range between the mandrel, by and mandrel between have a certain distance alignment pin can realize fixing between arm and the roller frame, after the installation, two external parts of mandrel are supported on respectively on the supporting seat that is positioned at its two ends.When external pull pulling arm, grinding roller is then close to mill tube, thereby can roll the material on the mill tube face.
Compared with the prior art, technique effect of the present invention is:
1) when need turn to the outside of mill shell with grinding roller, only need the dismounting alignment pin to get final product, after alignment pin is dismantled, arm only is connected by mandrel with the roller frame, and the two can relatively rotate, and therefore can easily the roller frame be turned to correct position, to turn to the outside of mill shell, the present invention dismantles consuming time few, and labor intensity is little;
2) arm pressurizes from middle part pair roller frame and makes roller frame stress equalization, thereby makes grinding roller stable;
3) pressurize from middle part pair roller frame owing to arm, therefore arm and roller frame is connected and fixes very compact, make that the swinging distance of roller frame is big, the swinging distance of corresponding grinding roller is also big, then grinding roller is in service can carry out safe avoidance to excessive assorted iron or too thick material, thereby has avoided the accidental damage of equipment;
4) because roller frame and arm compact conformation, big, the stress equalization of rigidity, the distance that arm can be swung is bigger again, thereby so the size of the relevant parts of grinding machine can reduce to reduce production costs, arm can bear bigger pulling force in addition, thereby can increase the production capacity of grinding machine.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of existing vertical grinder;
Fig. 2 is the structural representation of existing arm installing mechanism;
Fig. 3 is the plan structure schematic diagram of existing arm installing mechanism;
The structural representation of the pressure arm installing mechanism that Fig. 4 provides for the embodiment of the invention;
The fragmentary top TV structure schematic diagram of the pressure arm installing mechanism that Fig. 5 provides for the embodiment of the invention;
The broken section structural representation of the pressure arm installing mechanism that Fig. 6 provides for the embodiment of the invention.
The specific embodiment
The invention discloses the installing mechanism of a kind of vertical grinder and screeding device thereof, with inconvenient to solve existing arm dismounting, and arm and the monolateral stressed jiggly problem that causes moving of mandrel.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
See also Fig. 4-Fig. 6, the structural representation of the pressure arm installing mechanism that Fig. 4 provides for the embodiment of the invention; The fragmentary top TV structure schematic diagram of the pressure arm installing mechanism that Fig. 5 provides for the embodiment of the invention; The broken section structural representation of the pressure arm installing mechanism that Fig. 6 provides for the embodiment of the invention.
Arm installing mechanism provided by the invention, be used for the installation and removal of the grinding roller 6 of vertical grinder, offer grinding roller assembly for vertical grinder on the grinding machine shell 1 of vertical grinder and stretch into through hole in the grinding machine shell 1, the grinding roller assembly comprises roller frame 5 and the roll shaft 4 that links to each other with roller frame 5, and an end of this roll shaft 4 is a grinding roller 6.Arm installing mechanism provided by the invention comprises arm 2, mandrel 8, supporting seat 3 and alignment pin 9.Wherein, offer breach on one in arm 2 and the roller frame 5, another stretches in this breach, even offers breach on arm 2, and then an end of roller frame 5 stretches in this breach; If offer breach on roller frame 5, a then corresponding end with arm 2 stretches in this breach.Mandrel 8 horizontal inserting on arm 2 and the roller frame 5 make arm 2 and roller frame 5 to relatively rotate.Two external parts of mandrel 8 (promptly stretching out the two ends of arm 2 and roller frame 5) are supported on respectively on the supporting seat 3, supporting base 3 can be arranged on accordingly on the fixing fixed mount in position.Alignment pin 9 is inserted on arm 2 and the roller frame 5, and and mandrel 8 between have predeterminable range, predeterminable range herein is interpreted as, as long as have distance between the axis of the axis of alignment pin 9 and mandrel 8.
Arm installing mechanism provided by the invention, on one in arm 2 and roller frame 5, offer breach, thereby in the two another can be stretched out in this breach, mandrel 8 horizontal inserting on arm 2 and the roller frame 5, thus make arm 2 and roller frame 5 to relatively rotate for pivot by mandrel 8.Alignment pin 9 is inserted on arm 2 and the roller frame 5, and and has predeterminable range between the mandrel 8, by and mandrel 8 between have a certain distance alignment pin 9 can realize fixing between arm 2 and the roller frame 5, after the installation, two external parts of mandrel 8 are supported on respectively on the supporting seat 3 that is positioned at its two ends.When external pull pulling arm 2,6 of grinding rollers are close to mill tube 7, thereby can roll the material on 7 of the mill tubes.
Compared with the prior art, the present invention has following technique effect:
1) when need turn to the outside of mill shell 1 with grinding roller 6, only need dismounting alignment pin 9 to get final product, after alignment pin 9 is dismantled, arm 2 only is connected by mandrel 8 with roller frame 5, and the two can relatively rotate, and therefore can easily roller frame 5 be turned to correct position, turn to the outside of mill shell 1 with the grinding roller 6 that connects an end, the present invention dismantles consuming time few, and labor intensity is little;
2) (not offset in a side of roller frame 5) pair roller frame 5 pressurizes and makes roller frame 5 stress equalizations arm 2 from the middle part, thereby makes grinding roller 6 stable;
3) pressurize from middle part pair roller frame 6 owing to arm 2, therefore arm 2 and roller frame 5 is connected and fixes very compact, make that the swinging distance of roller frame 5 is big, the swinging distance of corresponding grinding roller 6 is also big, then grinding roller 6 is in service can carry out safe avoidance to excessive assorted iron or too thick material, thereby has avoided the accidental damage of equipment;
4) because roller frame 5 and arm 2 compact conformations, big, the stress equalization of rigidity, the distance that arm 2 can be swung is bigger again, thereby so the size of the relevant parts of grinding machine can reduce to reduce production costs, arm can bear bigger pulling force in addition, thereby can increase the production capacity of grinding machine.
The end that arm 2 is connected with roller frame 5 is provided with two clamps that are parallel to each other, form above-mentioned breach between two clamps, one end of roller frame 5 stretches in this breach, be that the present invention preferably is opened in breach on the arm 2, and (basic size is identical with the breach matched in clearance for roller frame 5, the cooperation of the tolerance range in hole on the tolerance range of entity), the width that preferably width of breach should be a bit larger tham roller frame 5, to guarantee cooperation more stable between the two, prevent the width of the width of breach much larger than roller frame 5, and cause the slit between breach and the roller frame 5 excessive, and make the equipment instability.
Vertical grinder provided by the invention comprises arm 2, and wherein, this arm 2 is installed on the grinding roller assembly by the as above disclosed arm installing mechanism of embodiment.Therefore the present invention has all advantages of the disclosed arm installing mechanism of the foregoing description owing to adopt above-mentioned arm installing mechanism, and this paper repeats no more.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. arm installing mechanism, be used for the installation of the grinding roller (6) of vertical grinder, the grinding roller assembly that offers on the grinding machine shell of described vertical grinder (1) for described vertical grinder stretches into the interior through hole of described grinding machine shell (1), described grinding roller assembly comprises roller frame (5) and the roll shaft (4) that links to each other with described roller frame (5), one end of this roll shaft (4) is grinding roller (6), it is characterized in that, comprising:
Arm (2), one in this arm (2) and the described roller frame (5) offers breach, and another stretches in this breach;
Mandrel (8), its horizontal inserting on described arm (2) and the described roller frame (5);
Supporting seat (3), two external parts of described mandrel (8) are supported on respectively on the described supporting seat (3);
Alignment pin (9), it is inserted on described arm (2) and the described roller frame (5), and and described mandrel (8) between have predeterminable range.
2. arm installing mechanism as claimed in claim 1, it is characterized in that, the end that described arm (2) is connected with described roller frame (5) is provided with two clamps that are parallel to each other, and forms described breach between two clamps, and an end of described roller frame (5) stretches in this breach.
3. arm installing mechanism as claimed in claim 2 is characterized in that, described roller frame (5) and described breach matched in clearance.
4. as each described arm installing mechanism of claim 1-3, it is characterized in that described alignment pin (9) is one, and be arranged on a side of described arm (2).
5. as each described arm installing mechanism of claim 1-3, it is characterized in that described alignment pin (9) is two, and be separately positioned on the both sides of described arm (2).
6. arm installing mechanism as claimed in claim 5 is characterized in that, two described alignment pins (9) are in axial coincidence.
7. as each described arm installing mechanism of claim 1-3, it is characterized in that the quantity of described alignment pin (9) is more than two, and the both sides of described arm (2) are equipped with described alignment pin (9).
8. as each described arm installing mechanism of claim 1-3, it is characterized in that described alignment pin (9) specifically comprises:
Be inserted in the insertion section on described arm (2) and the described roller frame (5);
Be arranged on the limiting section of the outer end of described insertion section.
9. arm installing mechanism as claimed in claim 8 is characterized in that, described insertion section is cylindrical or taper.
10. a vertical grinder comprises grinding roller (6), it is characterized in that, this grinding roller (6) is by being installed on the grinding roller assembly as each described arm installing mechanism of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110188086 CN102259043B (en) | 2011-07-06 | 2011-07-06 | Vertical mill and pressurization arm installation mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110188086 CN102259043B (en) | 2011-07-06 | 2011-07-06 | Vertical mill and pressurization arm installation mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102259043A true CN102259043A (en) | 2011-11-30 |
| CN102259043B CN102259043B (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110188086 Expired - Fee Related CN102259043B (en) | 2011-07-06 | 2011-07-06 | Vertical mill and pressurization arm installation mechanism thereof |
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| Country | Link |
|---|---|
| CN (1) | CN102259043B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521308A (en) * | 2013-11-05 | 2014-01-22 | 长沙深湘通用机器有限公司 | Roller type grinding machine |
| CN103567021A (en) * | 2013-11-05 | 2014-02-12 | 长沙深湘通用机器有限公司 | Roller mill |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072530A (en) * | 1980-03-28 | 1981-10-07 | Smidth & Co As F L | Edge-runner mill roller suspension |
| CN102015110A (en) * | 2007-08-29 | 2011-04-13 | Fl史密斯公司 | Roller mill for grinding solid material |
| CN202173962U (en) * | 2011-07-06 | 2012-03-28 | 郝志刚 | Vertical grinder and forcing arm mounting mechanism thereof |
-
2011
- 2011-07-06 CN CN 201110188086 patent/CN102259043B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2072530A (en) * | 1980-03-28 | 1981-10-07 | Smidth & Co As F L | Edge-runner mill roller suspension |
| CN102015110A (en) * | 2007-08-29 | 2011-04-13 | Fl史密斯公司 | Roller mill for grinding solid material |
| CN202173962U (en) * | 2011-07-06 | 2012-03-28 | 郝志刚 | Vertical grinder and forcing arm mounting mechanism thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521308A (en) * | 2013-11-05 | 2014-01-22 | 长沙深湘通用机器有限公司 | Roller type grinding machine |
| CN103567021A (en) * | 2013-11-05 | 2014-02-12 | 长沙深湘通用机器有限公司 | Roller mill |
| CN103521308B (en) * | 2013-11-05 | 2016-03-09 | 长沙深湘通用机器有限公司 | Ring-roller mill |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102259043B (en) | 2013-04-24 |
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Owner name: CHANGSHA SHENXIANG UNIVERSAL MACHINE CO., LTD. Free format text: FORMER OWNER: HAO ZHIGANG Effective date: 20140307 |
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Effective date of registration: 20140307 Address after: 410000 Hunan Province, Yuelu District city science and Technology Park Changsha Changsha Lugu high tech Industrial Development Zone East Road No. 10 Patentee after: Changsha Shenxiang Universal Machine Co.,Ltd. Address before: 410000 Hunan province Changsha Yuhua District houjiatang hung Park District 3 building 402 room Patentee before: Hao Zhigang |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 |
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