CN107127004A - A kind of double acting jaw crusher - Google Patents
A kind of double acting jaw crusher Download PDFInfo
- Publication number
- CN107127004A CN107127004A CN201710371595.5A CN201710371595A CN107127004A CN 107127004 A CN107127004 A CN 107127004A CN 201710371595 A CN201710371595 A CN 201710371595A CN 107127004 A CN107127004 A CN 107127004A
- Authority
- CN
- China
- Prior art keywords
- eccentric shaft
- frame
- double acting
- jaws
- jaw crusher
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/06—Jaw crushers or pulverisers with double-acting jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/10—Shape or construction of jaws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The present invention relates to a kind of double acting jaw crusher, belong to crushing mechanism technical field.The double acting jaw crusher of the present invention includes two paired jaws, the upper end of one of two jaws is by upper eccentric shaft hinge in frame, and the lower regulation cylinder surface for being installed on frame is relied on the outside of bottom, pull part equipped with the elasticity for pulling one of two jaws outwardly between upper eccentric shaft and lower regulation roller;Another lower end of two jaws is mounted in frame by lower eccentric shaft hinge, and the upper regulation cylinder surface for being installed on frame is relied on the outside of top, the elasticity pulling part another equipped with two jaws are pulled outwardly between lower eccentric shaft and upper regulation roller;Lower regulation roller and upper regulation roller are arranged in frame by horizontal positioner respectively.The present invention can be achieved high efficiency and crush, and discharging is uniform, can more meet the yield rate requirement for the sample materials that needs are crushed in some size section, and clamping stagnation when can avoid crushing big and hard sample materials.
Description
Technical field
The present invention relates to a kind of jaw crusher, especially a kind of double acting jaw crusher belongs to crushing mechanism technology neck
Domain.
Background technology
Jaw crusher is a kind of common crushing mechanism, for a long time, and its structure is one and determines jaw and a dynamic jaw,
Dynamic jaw is driven by motor by eccentric shaft, determines jaw adjustment discharging opening gap.Not only operating efficiency is relatively low for traditional jaw crusher,
And because dynamic jaw is closest to determining jaw and larger farthest away from dynamic range when determining jaw, therefore granularity uniformity is poor;When same fortune
Dynamic rail mark is marked after trace on large-scale sample materials surface as still failed to crush, and will cause to skid, thus crushes larger harder sample
It is easily stuck during material;And conventional breakers are close to by sample materials " rubbing broken ", therefore powdered samples while broken
Material and little particle sample materials are more, it is impossible to meet the yield rate requirement of certain section of size).
Retrieval understands that the Chinese invention patent of Application No. 201210011978.9 discloses a kind of upper and lower two-stage and moves jaw
Disintegrating machine.The Chinese patent of Application No. 201120112697.3 discloses the double acting jaw swung with an opposing connection top dead axle
Formula disintegrating machine, and the Chinese patent of Application No. 201420727390.8 then discloses what is swung with an opposing connection top eccentric shaft
Double acting jaw crusher, although it has the advantages that Bidirectional-squeezing material, extruding force are bigger, but facts have proved still fail thoroughly
Solve that discharging particle size uniformity is poor, broken big and it is easily stuck during hard sample materials, be difficult to meet certain section of size into
The problem of product rate is low.
The content of the invention
It is an object of the invention to:The shortcoming existed for above-mentioned prior art, is proposed a kind of before crushing efficiency is ensured
Put, discharging granular size inequality can be properly settled, the low problem of sample materials yield rate in certain section of size is crushed to, and had
Effect avoids the double acting jaw crusher of jam.
In order to reach object above, double acting jaw crusher of the invention includes two paired jaws, two jaw it
One upper end is mounted in frame by upper eccentric shaft hinge, and the lower regulation roller table for being installed on frame is relied on the outside of bottom
Face, part is pulled between the upper eccentric shaft and lower regulation roller equipped with the elasticity for pulling one of two jaws outwardly;Two jaw
Another lower end is mounted in frame by lower eccentric shaft hinge, and the upper regulation roller table for being installed on frame is relied on the outside of top
Face, the elasticity pulling part another equipped with two jaws are pulled outwardly between the lower eccentric shaft and upper regulation roller;The lower regulation
Roller and upper regulation roller are arranged in frame by horizontal positioner respectively.
The dynamic high efficiency that can be achieved of jaw that the present invention need to only be produced compared with small eccentricity is crushed, and discharging is uniform, due to reducing
The ratio of chip index and little particle sample materials, can more meet the yield rate for the sample materials that needs are crushed in some size section
It is required that, and clamping stagnation when can avoid crushing big and hard sample materials.
Further improve of the invention also has:Horizontal concrete chute and horizontal concrete chute of the horizontal positioner in frame
The left and right regulating bolt for constituting the regulation roller termination of prismatic pair and withstanding on regulation roller termination both sides respectively is constituted;It is described
Horizontal concrete chute is lined with backing plate;The apparent surface of two jaw is installed with the hard panel of convex respectively;The frame placement
On pedestal, motor is installed in support on the pedestal, and the output shaft of the motor passes through first order timing belt and lower eccentric shaft
Belt wheel transmission is connected, then is connected by second level timing belt with the belt wheel transmission of upper eccentric shaft;The lower eccentric shaft and upper bias
The gearratio of axle is 1:2.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the cross section structure diagram of Fig. 1 embodiments.
Fig. 3 is the horizontal positioner structural representation of Fig. 1 embodiments.
Fig. 4 is " rubbing broken " principle schematic of prior art.
Fig. 5 is " splitting broken " principle schematic of Fig. 1 embodiments.
Fig. 6 is double acting jaw " occlusion " track schematic diagram of Fig. 1 embodiments.
Embodiment
Embodiment one
As shown in Figure 1 and Figure 2, frame 3 is located on pedestal 6 the double acting jaw crusher basic structure of the present embodiment.A left side in pairs,
In right jaw 1L, 1R, right jaw 1R upper end relies on peace by upper eccentric shaft 2U hinges in frame 3, and on the outside of bottom
The inner surface of lower regulation roller 4L loaded on frame 3, it is right equipped with pulling outwardly between upper eccentric shaft 2U and lower regulation roller 4D
Jaw 1R right extension spring 5R.Left jaw 1L lower end is mounted in frame 3 by lower eccentric shaft 2D hinges, and is relied on the outside of top
The upper regulation roller 4U of frame 3 inner surface is installed on, is equipped with and pulls outwardly between lower eccentric shaft 2L and upper regulation roller 4U
Left jaw 1L Zola's spring 5L.Left and right jaw 1L, 1R apparent surface are installed with hard left/right panel L, R of convex respectively.
Motor 7 is installed in support on pedestal 6, and its output shaft is driven by first order timing belt 8-1 with lower eccentric shaft pulley 9-1
Connection, then be connected by second level timing belt 8-2 with upper eccentric shaft pulley 9-2.By deceleration synchronization V belt translation, lower bias
Axle 2D and upper eccentric shaft 2U gearratio is 1:2.
Lower regulation roller 4D and upper regulation roller 4U are arranged in frame 3 by horizontal positioner 10 respectively.This implementation
The concrete structure of horizontal positioner 10 of example is as shown in figure 3, horizontal concrete chute 3-1 in frame 3, constitute with level cunning 3-1 grooves
The regulation roller termination 10-2 of prismatic pair and the left and right regulating bolt 10-3 structures for withstanding on regulation roller termination 10-2 both sides respectively
Into.For the ease of installing, adjusting, the horizontal concrete chute 3-1 of the present embodiment is lined with backing plate 10-1.
Theoretical research and it was verified that the mechanism of action of conventional breakers is as shown in figure 4, sample materials are by region A
During with region B, point a and point b on dynamic jaw successively act on sample materials from different directions, direction change angle θ are formed, by material
Rub broken.And the present embodiment is driven by a motor, the eccentric shaft of two dynamic jaws is changed in the past all respectively in above and below
" rubbing broken " of disintegrating machine, realizes truly broken, now as shown in figure 5, sample materials are in the whereabouts point of arrival 2,
Region 2 clockwise on lifted an angle, θ, compensate for a little 2 direction change angle θ for acting on power on sample materials so that act on
It is consistent in the opposed breaker angle of sample materials with point 1, is " splitting broken " all the time, and because two dynamic jaws are in opposite direction, structure
Into the masticatory movement of similar gum --- as shown in fig. 6, the track extremely phase that the movement locus of two dynamic jaws is engaged with gum, unclamped
Seemingly, the dynamic high efficiency that can be achieved of jaw that need to be only produced compared with small eccentricity is crushed, and discharging opening size relative dynamic scope is small, it is ensured that
Discharging is uniform;At the same time, the ratio of chip index and little particle sample materials is also reduced, needs can be more met and be crushed to some
The yield rate requirement of sample materials in size section.Also, different rotating speeds are easily controlled between two eccentric shafts, are easy to stagger angular
Position so that two dynamic jaws are constantly in changeable phases relation, therefore when can avoid broken big and hard sample materials, all the time one
Planting phase relation causes surface to form gash by card.In addition, existing jaw crusher can not go beyond the " opposed breaker between jaw
Angle is smaller, crushing force is bigger, sample materials capacity is just smaller;Opposed breaker angle between jaw is bigger, crushing force is smaller, sample thing
Expect that capacity is bigger ".And upper and lower regulation roller corresponding with upper and lower eccentric shaft structure of the invention causes charging aperture, discharging opening all
Can between jaw easily according to needed for different hardness sample materials opposed breaker angle and conveniently adjust, so as to solve breakthroughly
The contradiction of crushing force and sample materials capacity when different hardness sample materials are broken.
Experiment shows that the double acting jaw crusher of the present embodiment has following remarkable advantage:
1)Charging aperture discharging opening can arbitrarily adjust size, and adjustable range is big;
2)Using toothed belt transmission, it can be ensured that the movement locus of two dynamic jaws is reliable and stable;
3)Discharging opening gap is in 4.1-4.3 millimeters of scope minor variations, and discharging is uniform, and accounting is more than 90%;
4)Two dynamic jaws are respectively by upper and lower eccentric drive, and crushing efficiency is high;
5)Dynamic jaw of the eccentric shaft under, which is produced, pushes up material extrusion action, effectively prevent the phenomenon that gets stuck.
In addition to the implementation, the present invention can also have other embodiment.For example, horizontal positioner can also be by
Leading screw and nut mechanism is adjusted;For another example, the eccentric throw of two eccentric shafts can be consistent, also can be inconsistent.All use equivalent substitutions are waited
The technical scheme that effect conversion is formed, all falls within the protection domain of application claims.
Claims (6)
1. a kind of double acting jaw crusher, including two paired jaws, the upper end of one of described two jaw is cut with scissors by upper eccentric shaft
The lower regulation cylinder surface for being installed on frame, the upper eccentric shaft and lower regulation are relied in frame, and on the outside of bottom
Between roller part is pulled equipped with the elasticity for pulling one of two jaws outwardly;Cut with scissors by lower eccentric shaft another lower end of two jaw
The upper regulation cylinder surface for being installed on frame, the lower eccentric shaft and upper regulation are relied in frame, and on the outside of top
The elasticity pulling part another equipped with two jaws are pulled outwardly between roller;The lower regulation roller and upper regulation roller pass through respectively
Horizontal positioner is arranged in frame.
2. double acting jaw crusher according to claim 1, it is characterised in that:The horizontal positioner is in frame
Horizontal concrete chute, with horizontal concrete chute constitute prismatic pair regulation roller termination and withstand on respectively adjust roller termination both sides a left side,
Right regulating bolt is constituted.
3. double acting jaw crusher according to claim 2, it is characterised in that:The horizontal concrete chute is lined with backing plate.
4. the double acting jaw crusher according to claim 1,2 or 3, it is characterised in that:The apparent surface of two jaw
The hard panel of convex is installed with respectively.
5. double acting jaw crusher according to claim 4, it is characterised in that:The frame is placed on pedestal, described
Motor is installed in support on pedestal, and the output shaft of the motor is connected by first order timing belt with the belt wheel transmission of lower eccentric shaft,
It is connected again by second level timing belt with the belt wheel transmission of upper eccentric shaft.
6. double acting jaw crusher according to claim 5, it is characterised in that:The biography of the lower eccentric shaft and upper eccentric shaft
Dynamic ratio is 1:2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710371595.5A CN107127004A (en) | 2017-05-24 | 2017-05-24 | A kind of double acting jaw crusher |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710371595.5A CN107127004A (en) | 2017-05-24 | 2017-05-24 | A kind of double acting jaw crusher |
Publications (1)
Publication Number | Publication Date |
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CN107127004A true CN107127004A (en) | 2017-09-05 |
Family
ID=59732985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710371595.5A Withdrawn CN107127004A (en) | 2017-05-24 | 2017-05-24 | A kind of double acting jaw crusher |
Country Status (1)
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CN (1) | CN107127004A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109351399A (en) * | 2018-11-12 | 2019-02-19 | 南京和澳自动化科技有限公司 | A kind of jaw stabilising arrangement and the jaw crusher using the device |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH186613A (en) * | 1935-05-28 | 1936-09-30 | William Keet Thomas | Device for breaking rock, coal and other similar material. |
NZ236263A (en) * | 1990-11-29 | 1994-03-25 | Boyd Motors Ltd | Rock crusher with two crush points |
CN2238680Y (en) * | 1996-01-16 | 1996-10-30 | 梅河口市矿山机械厂 | Jaw crusher |
CN2770777Y (en) * | 2005-03-30 | 2006-04-12 | 贵阳探矿机械厂 | Fully-closed anti-pollution jaw crusher |
DE102012009989A1 (en) * | 2012-05-22 | 2013-11-28 | Fritsch Gmbh | Jaw crusher for crushing materials in laboratory, has swing arm detachably mounted to grinder casing, to enable removal of fixed and movable crushing jaws within grinder casing, to access replaceable crushing plate |
CN104707683A (en) * | 2015-03-13 | 2015-06-17 | 苏州圣谱拉新材料科技有限公司 | Jaw crusher with rotary tables |
CN206935467U (en) * | 2017-05-24 | 2018-01-30 | 香农工业设备制造南京有限公司 | A kind of double acting jaw crusher |
-
2017
- 2017-05-24 CN CN201710371595.5A patent/CN107127004A/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH186613A (en) * | 1935-05-28 | 1936-09-30 | William Keet Thomas | Device for breaking rock, coal and other similar material. |
NZ236263A (en) * | 1990-11-29 | 1994-03-25 | Boyd Motors Ltd | Rock crusher with two crush points |
CN2238680Y (en) * | 1996-01-16 | 1996-10-30 | 梅河口市矿山机械厂 | Jaw crusher |
CN2770777Y (en) * | 2005-03-30 | 2006-04-12 | 贵阳探矿机械厂 | Fully-closed anti-pollution jaw crusher |
DE102012009989A1 (en) * | 2012-05-22 | 2013-11-28 | Fritsch Gmbh | Jaw crusher for crushing materials in laboratory, has swing arm detachably mounted to grinder casing, to enable removal of fixed and movable crushing jaws within grinder casing, to access replaceable crushing plate |
CN104707683A (en) * | 2015-03-13 | 2015-06-17 | 苏州圣谱拉新材料科技有限公司 | Jaw crusher with rotary tables |
CN206935467U (en) * | 2017-05-24 | 2018-01-30 | 香农工业设备制造南京有限公司 | A kind of double acting jaw crusher |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109351399A (en) * | 2018-11-12 | 2019-02-19 | 南京和澳自动化科技有限公司 | A kind of jaw stabilising arrangement and the jaw crusher using the device |
CN109351399B (en) * | 2018-11-12 | 2023-09-22 | 南京和澳自动化科技有限公司 | Jaw plate stabilizing device and jaw crusher adopting same |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170905 |
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WW01 | Invention patent application withdrawn after publication |