CN115350743B - Reciprocating crusher - Google Patents
Reciprocating crusher Download PDFInfo
- Publication number
- CN115350743B CN115350743B CN202210934367.5A CN202210934367A CN115350743B CN 115350743 B CN115350743 B CN 115350743B CN 202210934367 A CN202210934367 A CN 202210934367A CN 115350743 B CN115350743 B CN 115350743B
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- movable
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- crushing plate
- crushing
- movable frame
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000009467 reduction Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 54
- 230000006872 improvement Effects 0.000 description 8
- 230000003068 static effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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
- B02C1/14—Stamping mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to the technical field of crushing mechanical equipment, in particular to a reciprocating crusher, which aims to solve the problem that a transmission system and a movable jaw part movement part are stressed excessively in the crushing process. The compound crusher comprises a mounting frame, a discharge hole, a fixing frame, a movable frame and a hydraulic return mechanism, wherein the mounting frame is provided with the discharge hole, the movable frame and the hydraulic return mechanism; the fixed crushing plate and the movable crushing plate are arranged on the movable frame, and the crushing driving mechanism is arranged on the movable frame and drives the movable crushing plate to do reciprocating motion close to or far away from the fixed crushing plate; through the movement and the reset of the movable frame, under the condition of heavy load, the space is reserved to reduce the load, the maximum stress of the transmission system and the movable crushing plate of the movable jaw part in the crushing process is reduced, and the technical problem in the background art is effectively solved.
Description
Technical Field
The invention relates to the technical field of crushing mechanical equipment, in particular to a reciprocating crusher.
Background
Currently, jaw crushers are composed of a frame part, a movable jaw part, a static jaw part, a transmission system, a tensioning part, and the like. The static jaw toothed plate of the static jaw, the movable jaw toothed plate of the movable jaw and the side plate of the frame part form a working cavity, when the movable jaw approaches the static jaw, the working cavity is reduced, the materials in the working cavity are crushed by extrusion, when the movable jaw is far away from the static jaw, the working cavity is enlarged, the materials move downwards under the action of gravity and are discharged from a discharge port, and therefore crushing operation is completed. During the crushing process, only the transmission system drives the movable jaw to move, if the volume of an article to be crushed is too large or the hardness is excessive, the transmission system and the movable jaw are stressed excessively, and the transmission system and the movable jaw are easy to damage.
The prior art cn201910721865.X discloses a double acting jaw crusher, which only increases the movable jaw, improves the efficiency, or does not solve the problem that the transmission system and the movable jaw movement part are stressed too much in the crushing process.
Disclosure of Invention
Therefore, the present invention is directed to a reciprocating crusher, which solves the problem that the force of the transmission system and the moving jaw part is too large during the crushing process.
Based on the above purpose, the invention provides a reciprocating crusher, which comprises a mounting frame, a fixing frame and a plurality of supporting frames, wherein the mounting frame is provided with a discharge hole; the movable frame is arranged at the top of the mounting frame and is positioned above the discharge hole and opposite to the other side of the fixed frame; the hydraulic re-entry mechanism is arranged on the movable frame, and two ends of the hydraulic re-entry mechanism are respectively connected with the movable frame and the mounting frame; the fixed crushing plate is arranged on the fixed frame and faces the movable frame; the movable crushing plate is arranged on the movable frame and faces the fixed crushing plate; the crushing driving mechanism is arranged on the movable frame and drives the movable crushing plate to do reciprocating motion close to or far away from the fixed crushing plate; the space between the fixed crushing plate and the movable crushing plate is the crushing space, the objects to be crushed are put into the space, and the crushed objects are discharged through the discharge port.
As a further improvement of the hydraulic pressure re-entry mechanism, the hydraulic pressure re-entry mechanism comprises a hydraulic rod, a return spring, an oil cylinder, a first oil pipe, a second oil pipe, a first pressure release valve, a first one-way valve, a second pressure release valve, a second one-way valve and an oil pump, wherein two ends of the hydraulic rod are respectively connected with the movable frame and the mounting frame, the return spring is sleeved outside the hydraulic rod, the oil cylinder is connected with the hydraulic rod and the oil cylinder, the second oil pipe is connected with the hydraulic rod and the oil cylinder, the first pressure release valve is arranged on the first oil pipe, the first one-way valve is arranged on the first oil pipe, the second pressure release valve is arranged on the second oil pipe, the second one-way valve is arranged on the second oil pipe, and the oil pump is arranged on the second oil pipe; the first one-way valve is communicated with the oil cylinder from the hydraulic rod in the communication direction, and the first oil pipe is provided with the first one-way valve and the first pressure relief valve respectively; the second check valve is communicated with the hydraulic rod from the oil cylinder, the hydraulic rod is communicated with the oil cylinder from the hydraulic rod, and the second oil pipe is respectively provided with the second check valve, the second pressure relief valve and the oil pump.
As a further improvement of the present application, the relief pressure of the first relief valve is greater than the relief pressure of the second relief valve.
As a further improvement of the application, the movable frame is also provided with a guide groove, and the movable crushing plate is arranged in the guide groove.
As a further improvement of the present application, the crushing drive mechanism comprises a drive motor arranged on the movable frame, a reduction unit arranged on the movable frame and the drive motor, a rotating disc arranged on the reduction unit and a connecting rod arranged on the rotating disc.
As a further improvement of the application, the speed reducing unit comprises a speed reducing frame arranged on the movable frame, a large belt pulley arranged on the speed reducing frame, a small belt pulley arranged on the driving motor, and a belt wrapped on the small belt pulley and the large belt pulley; the rotating disc is arranged on the speed reduction frame, is fixedly connected with the large belt pulley and moves synchronously with the large belt pulley; the side of the rotating disc is provided with a protruding round table.
As a further improvement of the application, one end of the connecting rod is connected with the movable crushing plate through a rotating shaft, and the other end of the connecting rod is sleeved on the protruding round table.
As a further improvement of the application, a triangular connecting plate is fixedly arranged on the movable crushing plate, and the connecting plate is connected with the connecting rod through a rotating shaft.
The invention has the beneficial effects that: through the movement and the reset of the movable frame, under the condition of heavy load, the space is reserved to reduce the load, the maximum stress of the transmission system and the movable crushing plate of the movable jaw part in the crushing process is reduced, and the technical problem in the background art is effectively solved.
Drawings
In order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a reciprocating crusher according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a hydraulic return mechanism of a reciprocating crusher after compression;
FIG. 3 is a schematic view showing an installation structure of a rotating disc of a reciprocating crusher according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a hydraulic return mechanism of a reciprocating crusher according to an embodiment of the present invention.
Marked in the figure as:
1. a mounting frame; 11. a discharge port; 2. a fixing frame; 3. a movable frame; 4. a hydraulic advance mechanism; 5. fixing the crushing plate; 6. a movable crushing plate; 7. a crushing driving mechanism; 8. a return spring; 9. an oil cylinder; 10. an oil pump; 12. a rotating disc; 13. a connecting rod; 14. and a hydraulic rod.
Detailed Description
The present invention will be further described in detail with reference to specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent.
It is to be noted that unless otherwise defined, technical or scientific terms used herein should be taken in a general sense as understood by one of ordinary skill in the art to which the present invention belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
As shown in fig. 1 to 4, a reciprocating crusher comprises a mounting frame 1 provided with a discharge opening 11, and a fixing frame 2 fixedly arranged at the top of the mounting frame 1 and positioned on one side above the discharge opening 11. The movable frame 3 is arranged at the top of the mounting frame 1 and is positioned above the discharge hole 11 relative to the other side of the fixed frame 2. The hydraulic pressure is advanced mechanism 4, is set up on the movable frame 3, both ends are connected respectively the movable frame 3 with the mounting bracket 1. A fixed crushing plate 5 is arranged on the fixed frame 2 and faces the movable frame 3. A movable crushing plate 6 provided on the movable frame 3 to face the fixed crushing plate 5. The crushing driving mechanism 7 is arranged on the movable frame 3 and drives the movable crushing plate 6 to do reciprocating motion close to or far away from the fixed crushing plate 5. The space between the fixed crushing plate 5 and the movable crushing plate 6 is the crushing space.
The articles to be crushed are put into the space, and the crushed articles are discharged through the discharge opening 11. When the hardness of the crushed objects exceeds the standard or the size after crushing exceeds the standard, and the resistance when the movable crushing plate 6 moves is too large, the hydraulic return mechanism 4 is compressed, the movable frame 3 moves on the top of the mounting frame 1, the minimum distance between the movable crushing plate 6 and the fixed crushing plate 5 is increased, the movable crushing plate 6 moves smoothly, and the occurrence of damage of the crushing driving mechanism 7 is avoided.
When the resistance is within a set range, the length of the hydraulic pressure re-advancing mechanism 4 is kept unchanged, when the resistance exceeds a set value, the hydraulic pressure re-advancing mechanism 4 is shortened, and the hydraulic pressure re-advancing mechanism 4 comprises a hydraulic rod 14, a return spring 8, an oil cylinder 9, a first oil pipe, a second oil pipe, a first pressure release valve, a first one-way valve, a second pressure release valve and an oil pump 10, wherein the two ends of the hydraulic rod 14 are respectively connected with the movable frame 3 and the mounting frame 1, the return spring 8 is sleeved outside the hydraulic rod 14, the first oil pipe is communicated with the hydraulic rod 14 and the oil cylinder 9, the second oil pipe is communicated with the hydraulic rod 14 and the oil cylinder 9, the first pressure release valve is arranged on the first oil pipe, the second pressure release valve is arranged on the second oil pipe, the second one-way valve is arranged on the second oil pipe, and the oil pump 10 is arranged on the second oil pipe.
The communication direction of the first one-way valve is communicated with the oil cylinder 9 through the hydraulic rod 14, the oil cylinder 9 is communicated with the hydraulic rod 14, and the first oil pipe is respectively provided with the first one-way valve and the first pressure relief valve.
The communication direction of the second one-way valve is communicated from the oil cylinder 9 to the hydraulic rod 14, and from the hydraulic rod 14 to the oil cylinder 9, and the second oil pipe is respectively provided with the second one-way valve, the second pressure relief valve and the oil pump 10.
The pressure relief pressure of the first pressure relief valve is larger than that of the second pressure relief valve.
After the hydraulic rod 14 is stressed, the internal oil pressure is increased, when the pressure reaches the pressure of the first pressure relief valve, the first pressure relief valve is opened, oil in the hydraulic rod 14 enters the oil cylinder 9 through the first one-way valve and the first oil pipe, and the hydraulic rod 14 is shortened; after the force is removed, the hydraulic stem 14 stops contracting.
After the operation of the reciprocating crusher, the oil pump 10 starts to operate, and hydraulic oil is always injected into the hydraulic rod 14. After the hydraulic rod 14 is stressed and disappears, the oil pump 10 supplies oil, so that the hydraulic rod 14 stretches, the hydraulic rod 14 returns to the original length under the combined action of the return spring 8, after the hydraulic rod is restored in place, the oil pump 10 supplies oil, when the pressure of the second relief valve is reached, the second relief valve is opened, and the oil pumped by the oil pump 10 returns into the oil cylinder 9 through the second relief valve.
In order to limit the movement direction of the movable breaker plate 6, a guide groove is further provided on the movable frame 3, and the movable breaker plate 6 is disposed in the guide groove.
For driving the movable crushing plate 6 in a periodical motion, the crushing driving mechanism 7 comprises a driving motor provided on the movable frame 3, a reduction unit provided on the movable frame 3 and on the driving motor, a rotating disc 12 provided on the reduction unit, and a connecting rod 13 provided on the rotating disc 12.
The speed reducing unit is used for increasing torque and comprises a speed reducing frame arranged on the movable frame 3, a large belt pulley arranged on the speed reducing frame, a small belt pulley arranged on the driving motor and a belt wrapped on the small belt pulley and the large belt pulley.
The rotating disc 12 is arranged on the speed reduction frame, is fixedly connected with the large belt pulley and moves synchronously with the large belt pulley; the side of the rotating disc 12 is provided with a protruding round table.
One end of the connecting rod 13 is connected with the movable crushing plate 6 through a rotating shaft, and the other end of the connecting rod is sleeved on the protruding round table.
In order to reduce the deflection force after being stressed, a triangular connecting plate is fixedly arranged on the movable crushing plate 6, and the connecting plate is connected with the connecting rod 13 through a rotating shaft. One side of the connecting plate is fixedly connected to the movable crushing plate 6, and one convex corner is connected with the connecting rod 13 through a rotating shaft.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the invention (including the claims) is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the invention, the steps may be implemented in any order and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present invention is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, improvement, etc. of the present invention should be included in the scope of the present invention.
Claims (5)
1. The reciprocating crusher comprises a mounting frame (1) provided with a discharge opening (11), and is characterized by further comprising
The fixing frame (2) is fixedly arranged at the top of the mounting frame (1) and is positioned on one side above the discharge opening (11);
the movable frame (3) is arranged at the top of the mounting frame (1) and is positioned above the discharge opening (11) relative to the other side of the fixed frame (2);
the hydraulic return mechanism (4) is arranged on the movable frame (3), and two ends of the hydraulic return mechanism are respectively connected with the movable frame (3) and the mounting frame (1);
a fixed crushing plate (5) arranged on the fixed frame (2) and opposite to the movable frame (3);
a movable crushing plate (6) arranged on the movable frame (3) and opposite to the fixed crushing plate (5);
the crushing driving mechanism (7) is arranged on the movable frame (3) and drives the movable crushing plate (6) to do reciprocating motion close to or far away from the fixed crushing plate (5);
the space between the fixed crushing plate (5) and the movable crushing plate (6) is the crushing space, the objects to be crushed are put into the space, and the crushed objects are discharged through the discharge port (11);
the hydraulic return mechanism (4) comprises a hydraulic rod (14) with two ends respectively connected with the movable frame (3) and the mounting frame (1), a return spring (8) sleeved outside the hydraulic rod (14), an oil cylinder (9), a first oil pipe for communicating the hydraulic rod (14) with the oil cylinder (9), a second oil pipe for communicating the hydraulic rod (14) with the oil cylinder (9), a first pressure release valve arranged on the first oil pipe, a first one-way valve arranged on the first oil pipe, a second pressure release valve arranged on the second oil pipe, a second one-way valve arranged on the second oil pipe and an oil pump (10) arranged on the second oil pipe;
the communication direction of the first one-way valve is communicated with the oil cylinder (9) through the hydraulic rod (14), the oil cylinder (9) is communicated with the hydraulic rod (14), and the first oil pipe is respectively provided with the first one-way valve and the first pressure relief valve;
the communication direction of the second one-way valve is communicated with the hydraulic rod (14) from the oil cylinder (9), the hydraulic rod (14) is communicated with the oil cylinder (9), and the second oil pipe is respectively provided with the second one-way valve, the second pressure relief valve and the oil pump (10);
the pressure relief pressure of the first pressure relief valve is larger than that of the second pressure relief valve;
the movable frame (3) is also provided with a guide groove, and the movable crushing plate (6) is arranged in the guide groove.
2. A reciprocating crusher according to claim 1, characterized in that the crushing drive mechanism (7) comprises a drive motor arranged on the movable frame (3), a reduction unit arranged on the movable frame (3) and on the drive motor, a rotating disc (12) arranged on the reduction unit and a connecting rod (13) arranged on the rotating disc (12).
3. The reciprocating crusher according to claim 2, characterized in that the reduction unit comprises a reduction frame provided on the movable frame (3), a large belt pulley provided on the reduction frame, a small belt pulley provided on the driving motor, a belt wrapped on the small belt pulley and the large belt pulley;
the rotating disc (12) is arranged on the speed reduction frame, is fixedly connected with the large belt pulley and moves synchronously with the large belt pulley; the side of the rotating disc (12) is provided with a protruding round table.
4. A reciprocating crusher according to claim 3, characterized in that one end of the connecting rod (13) is connected with the movable crushing plate (6) through a rotating shaft, and the other end is sleeved on the protruding round table.
5. A reciprocating crusher according to claim 3, characterized in that the movable crushing plate (6) is fixedly provided with a triangular connecting plate, which is connected with the connecting rod (13) via a rotation shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210934367.5A CN115350743B (en) | 2022-08-04 | 2022-08-04 | Reciprocating crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210934367.5A CN115350743B (en) | 2022-08-04 | 2022-08-04 | Reciprocating crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115350743A CN115350743A (en) | 2022-11-18 |
| CN115350743B true CN115350743B (en) | 2024-04-02 |
Family
ID=84001179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210934367.5A Active CN115350743B (en) | 2022-08-04 | 2022-08-04 | Reciprocating crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115350743B (en) |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB642315A (en) * | 1947-04-25 | 1950-08-30 | Kenneth Gauldie | Improvements in power transmission in jaw crushers |
| CN2253249Y (en) * | 1996-02-14 | 1997-04-30 | 洛阳矿山机械工程设计研究院 | Hydraulic protector for compound pendulum jaw crusher |
| EP0822006A1 (en) * | 1996-08-01 | 1998-02-04 | Krupp Fördertechnik GmbH | Device for adjusting the crushing clearance of a jaw crusher |
| JP2002159871A (en) * | 2000-11-28 | 2002-06-04 | Okumura Corp | Crusher for massive matter |
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| CN101628246A (en) * | 2008-07-14 | 2010-01-20 | 上海建设路桥机械设备有限公司 | Hydraulic jaw crusher |
| CN202942949U (en) * | 2012-10-23 | 2013-05-22 | 宣化钢铁集团有限责任公司 | Overload protection device of jaw crusher |
| CN203620675U (en) * | 2014-03-31 | 2014-06-04 | 上海杰弗朗机械设备有限公司 | Compound pendulum jaw crusher hydraulic backwall |
| CN203874819U (en) * | 2014-06-18 | 2014-10-15 | 无锡商业职业技术学院 | Jaw crusher for underground coal mine |
| CN104582851A (en) * | 2012-08-24 | 2015-04-29 | 美特索矿物公司 | Method and apparatus for reducing give in crusher |
| CN204583268U (en) * | 2014-12-27 | 2015-08-26 | 贵州成智重工科技有限公司 | Opening regulating mechanism that is simple and easy, jaw crusher efficiently |
| CN206577809U (en) * | 2017-02-16 | 2017-10-24 | 上海杰弗朗机械设备有限公司 | Jaw crusher with hydraulic nut |
| CN108435284A (en) * | 2018-06-23 | 2018-08-24 | 枣庄鑫金山智能机械股份有限公司 | A kind of jaw crusher system of dust control and noise absorption safety |
| CN207951550U (en) * | 2018-01-03 | 2018-10-12 | 湖州志平矿山机械制造厂 | A kind of novel compound pendulum type jaw crusher |
| CN108722543A (en) * | 2018-07-04 | 2018-11-02 | 伟尔格罗普机械设备（上海）有限公司 | Hydraulic auto adjusting jaw crusher |
| CN208743340U (en) * | 2018-08-11 | 2019-04-16 | 安泓郡 | A kind of chalk recycling waste device |
| CN213761942U (en) * | 2020-09-22 | 2021-07-23 | 上海云统创申智能科技有限公司 | Movable jaw support hydraulic adjusting device of jaw crusher |
| CN113713913A (en) * | 2020-05-26 | 2021-11-30 | 克磊镘有限公司 | Crushing machine |
| CN114345447A (en) * | 2021-12-10 | 2022-04-15 | 南昌矿机集团股份有限公司 | Hydraulic system for adjusting ore discharge port of jaw crusher and starting-up adjusting method |
| CN216368102U (en) * | 2021-11-15 | 2022-04-26 | 衢州交通建筑工业化有限公司 | Gravel crusher |
-
2022
- 2022-08-04 CN CN202210934367.5A patent/CN115350743B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB642315A (en) * | 1947-04-25 | 1950-08-30 | Kenneth Gauldie | Improvements in power transmission in jaw crushers |
| CN2253249Y (en) * | 1996-02-14 | 1997-04-30 | 洛阳矿山机械工程设计研究院 | Hydraulic protector for compound pendulum jaw crusher |
| EP0822006A1 (en) * | 1996-08-01 | 1998-02-04 | Krupp Fördertechnik GmbH | Device for adjusting the crushing clearance of a jaw crusher |
| JP2002159871A (en) * | 2000-11-28 | 2002-06-04 | Okumura Corp | Crusher for massive matter |
| JP2007038146A (en) * | 2005-08-03 | 2007-02-15 | Shin Caterpillar Mitsubishi Ltd | Jaw crusher |
| JP2007125495A (en) * | 2005-11-02 | 2007-05-24 | Hitachi Constr Mach Co Ltd | Jaw crusher |
| JP2008104976A (en) * | 2006-10-26 | 2008-05-08 | Furukawa Rock Drill Co Ltd | Hydraulic crusher |
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| CN104582851A (en) * | 2012-08-24 | 2015-04-29 | 美特索矿物公司 | Method and apparatus for reducing give in crusher |
| CN202942949U (en) * | 2012-10-23 | 2013-05-22 | 宣化钢铁集团有限责任公司 | Overload protection device of jaw crusher |
| CN203620675U (en) * | 2014-03-31 | 2014-06-04 | 上海杰弗朗机械设备有限公司 | Compound pendulum jaw crusher hydraulic backwall |
| CN203874819U (en) * | 2014-06-18 | 2014-10-15 | 无锡商业职业技术学院 | Jaw crusher for underground coal mine |
| CN204583268U (en) * | 2014-12-27 | 2015-08-26 | 贵州成智重工科技有限公司 | Opening regulating mechanism that is simple and easy, jaw crusher efficiently |
| CN206577809U (en) * | 2017-02-16 | 2017-10-24 | 上海杰弗朗机械设备有限公司 | Jaw crusher with hydraulic nut |
| CN207951550U (en) * | 2018-01-03 | 2018-10-12 | 湖州志平矿山机械制造厂 | A kind of novel compound pendulum type jaw crusher |
| CN108435284A (en) * | 2018-06-23 | 2018-08-24 | 枣庄鑫金山智能机械股份有限公司 | A kind of jaw crusher system of dust control and noise absorption safety |
| CN108722543A (en) * | 2018-07-04 | 2018-11-02 | 伟尔格罗普机械设备（上海）有限公司 | Hydraulic auto adjusting jaw crusher |
| CN208743340U (en) * | 2018-08-11 | 2019-04-16 | 安泓郡 | A kind of chalk recycling waste device |
| CN113713913A (en) * | 2020-05-26 | 2021-11-30 | 克磊镘有限公司 | Crushing machine |
| CN213761942U (en) * | 2020-09-22 | 2021-07-23 | 上海云统创申智能科技有限公司 | Movable jaw support hydraulic adjusting device of jaw crusher |
| CN216368102U (en) * | 2021-11-15 | 2022-04-26 | 衢州交通建筑工业化有限公司 | Gravel crusher |
| CN114345447A (en) * | 2021-12-10 | 2022-04-15 | 南昌矿机集团股份有限公司 | Hydraulic system for adjusting ore discharge port of jaw crusher and starting-up adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115350743A (en) | 2022-11-18 |
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