CN216654681U - Jaw crusher - Google Patents
Jaw crusher Download PDFInfo
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- CN216654681U CN216654681U CN202122634351.6U CN202122634351U CN216654681U CN 216654681 U CN216654681 U CN 216654681U CN 202122634351 U CN202122634351 U CN 202122634351U CN 216654681 U CN216654681 U CN 216654681U
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Abstract
The utility model discloses a jaw crusher, which comprises a rack, a fixed jaw plate, a movable jaw plate tensioning device, a discharge opening adjusting mechanism and a driving device, wherein the rack is of a box-shaped structure formed by welding thick steel plates, has high strength and rigidity and can bear impact load in work; the movable jaw plate is provided with a movable jaw plate, the back of the movable jaw plate is provided with a backing plate, and the size of the material inlet and the material outlet can be adjusted by changing the thickness of the backing plate; the movable jaw plate tensioning device and the discharge opening adjusting mechanism which are connected are skillfully designed, so that the crusher is more convenient to use and is suitable for crushing production of various specifications and materials; the overload safety device further ensures the production safety and prolongs the service life of the crusher.
Description
Technical Field
The utility model relates to an industrial crusher, in particular to a jaw crusher.
Background
Jaw breaker is often used to broken building stones, and its principle is that drive through the drive unit and move jaw group jaw swing, moves jaw group and decides jaw frame and interlock each other between the jaw frame to carry out crushing operation to the material, the building stones that are in between two jaw boards receive effects such as shearing, splitting, extrusion and break, and the finished product specification is higher, shows three-dimensional form more, does not have the needle piece finished product. Jaw crushers are widely applied due to the advantages of compact and simple structure, stable performance, large discharge opening adjusting range, large crushing ratio, energy conservation and the like, but movable jaws of common jaw crushers generally do compound pendulum type motion, so jaw plates are seriously abraded, the power consumption is large, and the jaw crushers are not beneficial to processing very hard materials.
The current crushers are all ordinary crushers, and only general strength alloys can be crushed. The introduction of foreign powerful crushers is expensive, and the long-term and stable supply of spare parts is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to provide a jaw crusher capable of crushing high-strength alloy, so as to solve the problem of production requirement of crushing high-strength alloy.
The technical scheme provided by the utility model is as follows: the utility model provides a jaw breaker, includes frame, fixed jaw board, moves jaw board straining device, bin outlet guiding mechanism and drive arrangement, wherein:
the rack is of a box-shaped structure formed by welding thick steel plates and comprises a rack main body, a fixed jaw plate support arranged at the front end in the rack main body, and a toggle plate arranged at the rear end in the rack main body, wherein the toggle plate is provided with a horizontal fixing frame and a vertical fixing frame which are used for installing a movable jaw plate tensioning device and a discharge opening adjusting mechanism;
the fixed jaw plate is arranged on a fixed jaw plate support at the front end in the frame main body, the movable jaw plate is arranged opposite to the fixed jaw plate, the movable jaw plate and two side walls of the machine body form a wedge-shaped crushing cavity, the top of the crushing cavity is provided with a feed inlet, and the bottom of the crushing cavity is provided with a discharge outlet;
the movable jaw plate comprises a movable jaw plate and a movable jaw plate support, the movable jaw plate support is connected to an eccentric shaft of the driving device through a bearing, the movable jaw plate is connected to the movable jaw plate support in an occluded mode, base plates are arranged between the movable jaw plate and the movable jaw plate support, and the sizes of the feeding port and the discharging port can be adjusted by changing the thickness of the base plates; the rear end of the movable jaw plate bracket is connected with a movable jaw plate tensioning device and a discharge opening adjusting mechanism, and the movable jaw plate tensioning device and the discharge opening adjusting mechanism are fixed on a toggle plate of the frame;
the driving device comprises a motor, an eccentric shaft, and a flywheel and a belt pulley which are arranged at two ends of the eccentric shaft, and the belt pulley also plays a role of the flywheel so as to reduce the non-uniformity of the load when the motor works; the eccentric shaft is installed on the frame and drives the movable jaw plate to do compound pendulum motion.
Furthermore, the two side walls of the position, corresponding to the crushing cavity, in the rack are respectively provided with a side plate made of high manganese steel, so that the side wall of the rack is prevented from being abraded.
Further preferably, the side plate is divided into an upper side plate and a lower side plate, so that partial replacement can be conveniently carried out according to the mode condition, and the service life of the crusher is prolonged.
Furthermore, the movable jaw plate support is arranged in a split mode from top to bottom and is connected through the safety pin to serve as an overload safety device of the crusher, and when overload occurs in the working process of the crusher, the safety pin of the movable jaw plate support is broken, so that the frame is prevented from cracking.
Further, bin outlet guiding mechanism includes the connecting rod, wedge-shaped adjustment seat and spacing tie iron, the rear end and the adjustment seat of hubei province board bin outlet are connected respectively to the connecting rod both ends, the adjustment seat corresponds the extrusion with the inclined plane of spacing tie iron and is connected, spacing tie iron demountable installation is on the vertical support of bracket, spacing tie iron top fixedly connected with adjusting bolt, horizontal fixed frame on adjusting bolt activity end threaded connection bracket, thereby adjust the position of spacing tie iron in the vertical direction, change the thickness of spacing tie iron horizontal direction, and then the size of adjustment bin outlet.
Further preferably, the two ends of the connecting rod are respectively matched and connected with the rear end of the movable jaw plate support, corresponding to the material discharge opening and the adjusting seat, mounting grooves are formed in the adjusting seat, lining iron is arranged on the inner wall of each mounting groove, the two ends of the connecting rod are respectively matched and connected with the mounting grooves, and the lining iron avoids the mounting grooves from being abraded.
Furthermore, the movable jaw plate tensioning device comprises a pull rod and a return spring mechanism, the pull rod penetrates through the return spring mechanism and a vertical direction fixing frame on the toggle plate to be detachably connected with a connecting hook at the rear end of the movable jaw plate, and the return spring mechanism is fixed on the vertical direction fixing frame on the toggle plate to ensure that the movable jaw plate can perform compound pendulum motion.
The jaw crusher provided by the utility model has the advantages that:
the rack is a box-shaped structure formed by welding thick steel plates, has high strength and rigidity, and can bear impact load in work; the movable jaw plate is provided with a movable jaw plate, the back of the movable jaw plate is provided with a backing plate, and the size of the material inlet and the material outlet can be adjusted by changing the thickness of the backing plate; the movable jaw plate tensioning device and the discharge opening adjusting mechanism which are connected are skillfully designed, so that the crusher is more convenient to use and is suitable for crushing production of various specifications and materials; the overload safety device further ensures the production safety and prolongs the service life of the crusher.
Drawings
The utility model is described in further detail below with reference to the following figures and embodiments:
fig. 1 is a schematic view of a jaw crusher according to embodiment 1 of the present invention;
Detailed Description
The utility model will be further explained with reference to specific embodiments, without limiting the utility model.
As shown in fig. 1, a jaw crusher comprises a frame, a fixed jaw plate 2, a movable jaw plate tensioning device, a discharge opening adjusting mechanism and a driving device, wherein:
the frame is a box-shaped structure formed by welding thick steel plates and comprises a frame main body 1, a fixed jaw plate support 4 arranged at the front end in the frame main body and a toggle plate arranged at the rear end in the frame main body 1, wherein the toggle plate is provided with a horizontal fixing frame 16 and a vertical fixing frame 19 which are used for installing a movable jaw plate tensioning device and a discharge opening adjusting mechanism;
the fixed jaw plate 2 is arranged on a fixed jaw plate support 4 at the front end in the frame main body, a movable jaw plate is arranged opposite to the fixed jaw plate 2, the movable jaw plate and two side walls of the machine body form a wedge-shaped crushing cavity, the top of the crushing cavity is provided with a feed inlet, and the bottom of the crushing cavity is provided with a discharge outlet; the two side walls of the position, corresponding to the crushing cavity, in the rack are respectively provided with the side plates 3 made of high manganese steel, so that the side walls of the rack are prevented from being abraded, meanwhile, the service life of the crusher is prolonged in order to conveniently perform partial replacement according to the mode condition, and the side plates 3 are divided into an upper side plate and a lower side plate;
the movable jaw plate comprises a movable jaw plate 5 and a movable jaw plate support 7, the movable jaw plate support 7 is connected to an eccentric shaft 18 of the driving device through a bearing, the movable jaw plate 5 is connected to the movable jaw plate support 7 in an occluded mode, a base plate 6 is arranged between the movable jaw plate 5 and the movable jaw plate support 7, and the size of a feed inlet and the size of a discharge outlet can be adjusted in a small range by changing the thickness of the base plate 6; the movable jaw plate support 7 is arranged in a split manner from top to bottom and is connected through the safety pin 8 to serve as an overload safety device of the crusher, and when overload occurs in the working process of the crusher, the safety pin 8 is broken to avoid cracking of the frame. In general, after the safety pin 8 is replaced, the jaw plate support 7 is restored to the original state and can continue to work.
The rear end of the movable jaw plate bracket 7 is connected with a movable jaw plate tensioning device and a discharge opening adjusting mechanism, and the discharge opening adjusting mechanism comprises a connecting rod 9, a wedge-shaped adjusting seat 12 and a limiting pull iron 10; two ends of a connecting rod 9 are respectively connected with the rear end of the movable jaw plate support corresponding to the discharge opening and an adjusting seat 12, two ends of the connecting rod 9 are respectively matched and connected with the rear end of the movable jaw plate support 7 corresponding to the discharge opening and are respectively provided with an installation groove on the adjusting seat 12, the inner wall of the installation groove is provided with a lining iron 11, two ends of the connecting rod 9 are respectively matched and connected with the installation groove, and the lining iron 11 avoids the abrasion of the installation groove; the adjusting seat 12 is correspondingly connected with the inclined plane of the limiting pull iron 10 in an extruding mode, the limiting pull iron 10 is detachably mounted on a vertical support 19 of the toggle plate, the top of the limiting pull iron 10 is fixedly connected with an adjusting bolt 15, and the movable end of the adjusting bolt 15 is in threaded connection with a horizontal fixing frame 16 on the toggle plate and is fixed through a nut 17. The adjusting bolt 15 can pull and adjust the position of the limiting pull iron 10 in the vertical direction, change the thickness of the limiting pull iron in the horizontal direction and further adjust the size of the discharge hole.
The movable jaw plate tensioning device comprises a pull rod 13 and a return spring mechanism 14, the pull rod 13 penetrates through the return spring mechanism 14 and a vertical direction fixing frame 19 on a toggle plate to be detachably connected with a connecting hook at the rear end of the movable jaw plate, and the return spring mechanism 14 is fixed on the vertical direction fixing frame 19 on the toggle plate to ensure that the movable jaw plate can do compound pendulum motion.
The driving device comprises a motor, an eccentric shaft 18, and a flywheel and a belt pulley which are arranged at two ends of the eccentric shaft 18, wherein the belt pulley also plays a role of the flywheel, so that the non-uniformity of the load when the motor works is reduced; the eccentric shaft is arranged on the frame, and the eccentric shaft 18 drives the movable jaw plate to do compound pendulum motion.
The rack of the jaw crusher is a box-shaped structure formed by welding thick steel plates, the rack is an installation foundation of the whole crusher, the rack bears large impact load in work, especially when high-strength alloy is crushed, the requirements on the strength and the rigidity of the rack are very high, in the work process, the cracking and even the scrapping of the rack are easily caused in overload states such as large difficulty in crushing materials, long running period and the like, the overload safety device further ensures the production safety, and the service life of the crusher is prolonged. Meanwhile, the movable jaw plate is provided with the movable jaw plate, the back of the movable jaw plate is provided with the backing plate, and the size of the material inlet and the material outlet can be adjusted by changing the thickness of the backing plate; the movable jaw plate tensioning device and the discharge port adjusting mechanism which are connected in an ingenious design enable the crusher to be more convenient to use and suitable for crushing production of various specifications and materials.
The embodiments of the present invention have been written in a progressive manner with emphasis placed on the differences between the various embodiments, and similar elements may be found in relation to each other.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (7)
1. The utility model provides a jaw crusher, its characterized in that includes frame, fixed jaw board, moves jaw board straining device, bin outlet guiding mechanism and drive arrangement, wherein:
the rack is a box-shaped structure formed by welding thick steel plates and comprises a rack main body, a fixed jaw plate support arranged at the front end in the rack main body, and a toggle plate arranged at the rear end in the rack main body, wherein a horizontal direction fixing frame and a vertical direction fixing frame are arranged on the toggle plate and are used for installing a movable jaw plate tensioning device and a discharge port adjusting mechanism;
the fixed jaw plate is arranged on a fixed jaw plate support at the front end in the frame main body, the movable jaw plate is arranged opposite to the fixed jaw plate, the movable jaw plate and two side walls of the machine body form a wedge-shaped crushing cavity, the top of the crushing cavity is provided with a feed inlet, and the bottom of the crushing cavity is provided with a discharge outlet;
the movable jaw plate comprises a movable jaw plate and a movable jaw plate support, the movable jaw plate support is connected to an eccentric shaft of the driving device through a bearing, the movable jaw plate is connected to the movable jaw plate support in an occluded mode, base plates are arranged between the movable jaw plate and the movable jaw plate support, and the sizes of the feeding port and the discharging port can be adjusted by changing the thickness of the base plates; the rear end of the movable jaw plate bracket is connected with a movable jaw plate tensioning device and a discharge opening adjusting mechanism, and the movable jaw plate tensioning device and the discharge opening adjusting mechanism are fixed on a toggle plate of the frame;
the driving device comprises a motor, an eccentric shaft, and a flywheel and a belt pulley which are arranged at two ends of the eccentric shaft, and the belt pulley also plays a role of the flywheel, so that the nonuniformity of the load of the motor during working is reduced; the eccentric shaft is arranged on the frame and drives the movable jaw plate to do compound pendulum motion.
2. The jaw crusher of claim 1, wherein the frame is provided with side plates made of high manganese steel on both side walls corresponding to the crushing chamber, so as to prevent the side walls of the frame from being worn.
3. The jaw crusher of claim 2 wherein said side plates are divided into upper and lower side plates.
4. The jaw crusher of claim 1 wherein the jaw plate supports are split up and down and connected by a shear pin to act as an overload safety feature for the crusher.
5. The jaw crusher as claimed in claim 1 wherein the discharge opening adjustment mechanism includes a connecting rod, a wedge-shaped adjustment seat and a limiting pull iron, both ends of the connecting rod are respectively connected with the rear end of the discharge opening of the jaw plate and the adjustment seat, the adjustment seat is correspondingly connected with the inclined plane of the limiting pull iron in a pressing manner, the limiting pull iron is detachably mounted on the vertical support of the toggle plate, an adjustment bolt is fixedly connected to the top of the limiting pull iron, and the movable end of the adjustment bolt is in threaded connection with the horizontal fixing frame on the toggle plate, so that the position of the limiting pull iron can be adjusted in the vertical direction, the thickness of the limiting pull iron in the horizontal direction can be changed, and the size of the discharge opening can be adjusted.
6. The jaw crusher as claimed in claim 5 wherein the connecting rod has mounting slots at its ends for engaging the rear ends of the jaw supports and the adjusting seat, and lining iron is disposed on the inner wall of the mounting slots and engaged with the mounting slots to prevent the mounting slots from being worn.
7. The jaw crusher of claim 1 wherein the jaw plate tensioning means comprises a tension rod and a return spring mechanism, the tension rod passing through the return spring mechanism and a vertical mount on the toggle plate for releasable connection to a hook on the rear end of the jaw plate, the return spring mechanism being fixed to the vertical mount on the toggle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634351.6U CN216654681U (en) | 2021-10-29 | 2021-10-29 | Jaw crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634351.6U CN216654681U (en) | 2021-10-29 | 2021-10-29 | Jaw crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216654681U true CN216654681U (en) | 2022-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122634351.6U Active CN216654681U (en) | 2021-10-29 | 2021-10-29 | Jaw crusher |
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| Country | Link |
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| CN (1) | CN216654681U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301317A (en) * | 2022-08-08 | 2022-11-08 | 攀钢集团西昌钒制品科技有限公司 | Blockage recovery device for a crusher and a crusher comprising such a device |
| CN117504968A (en) * | 2023-10-13 | 2024-02-06 | 连云港神汇硅材料科技有限公司 | Preparation process of high-purity quartz sand for quartz crucible production |
-
2021
- 2021-10-29 CN CN202122634351.6U patent/CN216654681U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301317A (en) * | 2022-08-08 | 2022-11-08 | 攀钢集团西昌钒制品科技有限公司 | Blockage recovery device for a crusher and a crusher comprising such a device |
| CN117504968A (en) * | 2023-10-13 | 2024-02-06 | 连云港神汇硅材料科技有限公司 | Preparation process of high-purity quartz sand for quartz crucible production |
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| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 132101 room 307, No. 480, Jigu highway, Jilin economic and Technological Development Zone, Changyi District, Jilin City, Jilin Province Patentee after: Jilin Zhongze Molybdenum Industry Co., Ltd. Address before: 132101 room 307, No. 480, Jigu highway, Jilin economic and Technological Development Zone, Changyi District, Jilin City, Jilin Province Patentee before: Zhongze JITIE New Material Technology Co.,Ltd. |