CN202803316U - Millstone-type hammer crusher - Google Patents
Millstone-type hammer crusher Download PDFInfo
- Publication number
- CN202803316U CN202803316U CN 201220255914 CN201220255914U CN202803316U CN 202803316 U CN202803316 U CN 202803316U CN 201220255914 CN201220255914 CN 201220255914 CN 201220255914 U CN201220255914 U CN 201220255914U CN 202803316 U CN202803316 U CN 202803316U
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- China
- Prior art keywords
- hammer
- mill
- millrind
- millstone
- crusher
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- 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.)
- Withdrawn - After Issue
Links
- 238000010298 pulverizing process Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000013016 damping Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 18
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000000843 powder Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a millstone-type hammer crusher. The millstone-type hammer crusher comprises a feeding hole, a hammer, a rotor, a sieve, a sieve pressing frame, a discharge hole, a crusher body, and a motor as well as a millstone frame and a millstone arranged on the millstone frame. When being fed, the material is crushed not only by a hammer-sieve clearance between the hammer and the sieve of the crusher but also by a hammer-millstone clearance between the hammer and the millstone, after the hammer-sieve clearance becomes larger, the hammer-millstone clearance still plays a crush role, the higher crushing efficiency can be still kept, and the average output of the crusher can be increased. Due to the existence of the millstone, the rotating friction resistance of the material is increased, the thicker hammer can be adopted and the lateral surface of the hammer is made to generate friction with the millstone, the available working area of the hammer is increased, and the service life of the hammer can be prolonged greatly.
Description
Technical field
The present invention relates to a kind of disintegrating apparatus for industries such as feed, food, chemical industry, medical treatment, especially relate to a kind of abrasive disk type hammer crusher.
Background technology
Beater disintegrating machine is comprised of charging aperture, body, rotor, hammer leaf, sieve, pressure screen frame (unit), motor, discharging opening etc. usually, during work, by the driven by motor rotor, make epitrochanterian hammer leaf rotation, material enters from charging aperture and is pulverized by the continuous hammering of hammer leaf afterwards, material powder after the pulverizing passes the sieve aperture of sieve, discharges from the pulverizer discharging opening, and mainly there is following problem in the pulverizer of prior art:
1. after material enters from feeding hole of pulverizer, rely on hammer leaf and the sieve of the hammer between the screen cloth gap of pulverizer, with crushing material, when hammer mills and screen cloth are new, hammer sieve gap adjustment is to suitable position, pulverizer efficient is high, and still along with the wearing and tearing of hammer leaf, the gap between the hammer sieve increases, the output of pulverizer just progressively descends, until pulverizer output is when 60% left and right sides, hammer leaf must be changed, so pulverizer actual average output often is about 80% of rated output.
From wearing and tearing hammer leaf, the common front end at hammer of hammer leaf wearing and tearing, about 20-40 millimeter, and the middle rear end of hammer leaf does not have wearing and tearing or wearing and tearing seldom substantially, hammer leaf after wearing and tearing are scrapped often also has a lot of parts fully not to be utilized, and causes the use cost of pulverizer high.
For a long time, the problems referred to above are crucial difficult problems that puzzlement pulverizer technology further improves.
Summary of the invention
The object of the invention is to overcome above-mentioned technological deficiency, provides a kind of the raising to pulverize average product and prolong the hammer leaf abrasive disk type hammer crusher in service life.
The object of the invention can be achieved through the following technical solutions, a kind of abrasive disk type hammer crusher, mainly comprise charging aperture, hammer leaf, rotor, sieve, pressure screen frame (unit), discharging opening, body, motor, also comprise millrind and the mill that is arranged on the millrind, mill is fixed on the millrind, millrind is fixed on the body, mill plane and the parallel relative installation of the Plane of rotation of hammer leaf, and spacing is arranged.During the hammer leaf rotation, can not contact with mill grillage and mill.
Described pulverizer inside also can be provided with one and independently seal the pulverizing cavity, described sealing is pulverized cavity and is comprised of sieve, pressure screen frame (unit), biside plate, the lower end of pulverizing cavity in sealing is provided with vibration source, make sealing pulverize cavity by isolation mounting and separate with body, so that sealing sieve and press screen frame (unit) also to vibrate when pulverizing the cavity vibration thereupon.Mill can not collided with sieve, does not collide with hammer leaf yet.During the sieve vibration, make sieve aperture constantly obtain cleaning, greatly improve by the ability of sieving of comminuting matter, effectively improve the screen blinding phenomenon.
The spacing of mill plane and hammer leaf Plane of rotation is the 1-50 millimeter, and the size of this spacing is required to decide by crushing material, and thinner powder can select less spacing; Larger powder is chosen larger spacing.Described spacing can be regulated by the hammer leaf separation sleeve of replacing different in width or the separation sleeve of employing hurricane band self-locking structure.
Mill quantity on the millrind is looked the pulverizing chamber width and is one or more, and mill is en plaque, and its flat shape can be that annular or exterior contour are polygon and endoporus is circular.Mill can be welded on the millrind, also can adopt removablely, as is bolted on the millrind.
Millrind is the attaching parts of mill and crusher body, can install at the charging aperture of pulverizer and the position of pulverizer bottom, the ringed perimeter of mill stretches out protuberance more than two or two is set, and described protuberance is connected with crusher body by the corresponding part of millrind.
For increasing frictional force and wearability, the both sides plane surface of mill is equipped with the rib shape projection of radial arrangement, and mill preferably adopts high strength alloy steel to make, and perhaps makes at ordinary steel surface soldered high strength alloy steel.
The present invention can apply to horizontal pulverizer, also can apply to the pulverizer of vertical crusher or other type.
By the above-mentioned pulverizer that millrind and mill are housed, when material enters, not only rely on hammer leaf and the hammer between the screen cloth of pulverizer to sieve the gap with crushing material, also be subjected to the effect in the sledge mill gap between hammer leaf and the mill with crushing material, after hammer sieve gap becomes greatly, and pulverization greatly still can be played owing to mill material wear-resistant, work area in the gap of hammer leaf and mill, continues to keep the high yield of pulverizer.In addition, because the existence of mill, increased the frictional resistance of material rotation, can adopt thicker hammer leaf and allow the hammer leaf side plane participate in and the friction of mill, increase the available work area of hammer leaf, after the hammer leaf flank wear, can also regulate the screw of hammer leaf cage ring, so that keep the gap of the former hammer leaf of drafting and mill, greatly prolonged in the hammer leaf life-span.
Description of drawings
Fig. 1 is the first embodiment of the invention structural representation;
Fig. 2 is the generalized section of A-A among Fig. 1;
Fig. 3 is the second embodiment of the invention structural representation;
Fig. 4 is the generalized section of B-B among Fig. 3;
Fig. 5 is mill of the present invention and millrind structural representation;
Fig. 6 is the side view of Fig. 5;
Fig. 7 is the partial enlarged drawing of Fig. 6.
The specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing and the specific embodiment:
Pulverizer as shown in Figure 1 and Figure 2, it is horizontal pulverizer, is comprised of charging aperture 1, hammer leaf 2, rotor 3, millrind 5, mill 4, motor 6, discharging opening 7, body 8, sieve 9, pressure screen frame (unit) 13 etc.
Mill 4 is the ring-type of intermediate throughholes, the diameter of described through hole greater than root diameter so that the mill grillage do not contact with rotor 3, the upper and lower of its ringed perimeter stretches out and forms three protuberances, and corresponding part 5-1,5-2 and 5-3 and the body of the appropriate location of groove 10 by millrind 5 is connected and fixed under feeding hole of pulverizer 1 and pulverizer bottom respectively.The quantity of mill is 5, be arranged between the corresponding hammer leaf 2 and with the parallel installation of the Plane of rotation of hammer leaf.
Mill 4 adopts and is bolted on the millrind 5, and mill 4 is relative with hammer leaf 2 Plane of rotations and keep 5 millimeters spacings, and mill 4 protuberances are connected with millrind 5.Mill 4 and hammer leaf 2 are met mutually to touch partly with material and are adopted high strength alloy steel, the both sides plane surface of mill to be equipped with the rib shape projection 16 of radial arrangement.
Hammer leaf 2 is divided into 4 groups of installations, adopts the self-locking separation sleeve between every group of hammer leaf.During hammer leaf 2 rotation, can not contact with millrind 5 and mill 4, mill 4 is relative with hammer leaf 2 Plane of rotations, when material enters from charging aperture 1, be subjected to mill 4 planar frictions, after material flow is obstructed, the hammering speed difference of favourable raising and the relative material of hammer leaf improves crush efficiency.After the hammer leaf flank wear, can regulate the screw of hammer leaf cage ring, so that keep the gap of the former hammer leaf of drafting and mill, greatly prolonged in the hammer leaf life-span.
Fig. 3, shown in Figure 4 is another embodiment of the present invention.This pulverizer is a kind of horizontal pulverizer, and its basic structure is identical with embodiment shown in Fig. 1, Fig. 2.Mill 4 is connected with pulverizer top body by millrind 5, and sieve is installed in presses on the screen frame (unit).This pulverizer is provided with an independently sealing pulverizing cavity 14, formed by sieve 9, pressure screen frame (unit) 13, biside plate 15 etc., in the lower end of pulverizing cavity 14 the centering type vibrating motor is set, as isolation mounting pulverizing cavity 14 is separated by spring with body 8, so that crushing chamber 14 bodies when vibration sieve 9 and press screen frame (unit) 13 also to vibrate, mill 4 is not collided with sieve 9, does not collide with hammer leaf 2 yet.During the sieve vibration, make sieve aperture constantly obtain cleaning, greatly improve by the ability of sieving of comminuting matter, effectively improve the screen blinding phenomenon, to the pulverizing of the materials such as the high fiber of little sieve aperture fine powder material high-moisture, effect is obvious especially.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all belongs within the scope of technical solution of the present invention any simple modification, equivalent variations or modification that above embodiment does.
Claims (10)
1. abrasive disk type hammer crusher, mainly comprise charging aperture (1), hammer leaf (2), rotor (3), sieve (9), press screen frame (unit) (13), discharging opening (7), body (8), motor (6), it is characterized in that: also comprise millrind (5) and be arranged at mill (4) on the millrind (5), millrind (5) is fixed on the body (8), mill is fixed on the millrind, and the plane of mill (4) is with the parallel relative installation of the Plane of rotation of hammer leaf (2) and spacing is arranged.
2. abrasive disk type hammer crusher as claimed in claim 1, it is characterized in that: inside is provided with an independent sealed pulverizing cavity (14), described sealing is pulverized cavity and is comprised of sieve (9), pressure screen frame (unit) (13), biside plate (15), the lower end that cavity (14) is pulverized in sealing is provided with vibration source (11), described vibration source makes sealing pulverize cavity (14) by isolation mounting (12) and separates with body (8), during sieve (9) vibration, do not collide with hammer leaf (2) and mill (4).
3. such as claim 1 or 2 described abrasive disk type hammer crushers, it is characterized in that: described mill (4) is the 1-50 millimeter with the spacing of hammer leaf (2) Plane of rotation, and described spacing can be regulated by the hammer leaf separation sleeve of replacing different in width or the separation sleeve of employing hurricane band self-locking structure.
4. abrasive disk type hammer crusher as claimed in claim 1 or 2, it is characterized in that: the mill quantity on the millrind is looked the pulverizing chamber width and is defined as one or more, mill is en plaque, and its flat shape can be that annular or exterior contour are polygon and endoporus is circular.
5. abrasive disk type hammer crusher as claimed in claim 4, it is characterized in that: mill can be welded on the millrind, perhaps detachably is fixed on the millrind by bolt.
6. such as claim 1 or 2 described abrasive disk type hammer crushers, it is characterized in that: described mill (4) is for sheet, its flat shape can be exterior contour and endoporus be that circle or exterior contour are polygon and endoporus for circular.
7. such as claim 1 or 2 described abrasive disk type hammer crushers, it is characterized in that: millrind is to install in the position of the charging aperture of pulverizer and pulverizer bottom, the ringed perimeter of mill stretches out protuberance more than two or two is set, and described protuberance is connected with crusher body by millrind.
8. abrasive disk type hammer crusher as claimed in claim 1 or 2, it is characterized in that: described mill (4) is the annular of intermediate throughholes, the diameter of described through hole is greater than the diameter of rotor, the outward extending protuberance of mill can be connected with the corresponding part (5-1,5-2,5-3) of millrind.
9. abrasive disk type hammer crusher as claimed in claim 2 is characterized in that: it is the centering type vibrating motor that the vibration source that the lower end of cavity (14) is provided with is pulverized in sealing, make sealing pulverize cavity (14) by damping spring and separate with body (8),
10. abrasive disk type hammer crusher as claimed in claim 8, it is characterized in that: the both sides plane surface of described mill (4) is equipped with the rib shape projection (16) of radial arrangement, described mill adopts high strength alloy steel, perhaps makes at ordinary steel surface soldered high strength alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255914 CN202803316U (en) | 2012-05-31 | 2012-05-31 | Millstone-type hammer crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220255914 CN202803316U (en) | 2012-05-31 | 2012-05-31 | Millstone-type hammer crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202803316U true CN202803316U (en) | 2013-03-20 |
Family
ID=47862262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220255914 Withdrawn - After Issue CN202803316U (en) | 2012-05-31 | 2012-05-31 | Millstone-type hammer crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202803316U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447117A (en) * | 2012-05-31 | 2013-12-18 | 上海春谷机械制造有限公司 | Millstone-type hammer crusher |
| CN106334598A (en) * | 2015-07-17 | 2017-01-18 | 上海春谷机械制造有限公司 | Hammer mill |
-
2012
- 2012-05-31 CN CN 201220255914 patent/CN202803316U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447117A (en) * | 2012-05-31 | 2013-12-18 | 上海春谷机械制造有限公司 | Millstone-type hammer crusher |
| CN103447117B (en) * | 2012-05-31 | 2015-01-21 | 上海春谷机械制造有限公司 | Millstone-type hammer crusher |
| CN106334598A (en) * | 2015-07-17 | 2017-01-18 | 上海春谷机械制造有限公司 | Hammer mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130320 Effective date of abandoning: 20150121 |
|
| RGAV | Abandon patent right to avoid regrant |