CN106914301B - A kind of symmetrical double-cavity jaw crusher - Google Patents
A kind of symmetrical double-cavity jaw crusher Download PDFInfo
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- CN106914301B CN106914301B CN201710072357.4A CN201710072357A CN106914301B CN 106914301 B CN106914301 B CN 106914301B CN 201710072357 A CN201710072357 A CN 201710072357A CN 106914301 B CN106914301 B CN 106914301B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 43
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Classifications
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- 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
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
- B02C1/043—Jaw crushers or pulverisers with single-acting jaws with cooperating single acting jaws
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- 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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- Crushing And Grinding (AREA)
Abstract
The present invention provides a kind of symmetrical double-cavity jaw crusher, the transmission mechanism that works at the same time including two single-chamber jaw crushing mechanisms, two single-chamber jaw crushing mechanisms, rack, and single-chamber jaw crushing mechanism includes determine jaw, moving jaw, bracket；Wherein, two single-chamber jaw crushing mechanisms are driven by same transmission mechanism, and symmetrical；The second elbow slot is additionally provided in rack；Determine jaw to fix with frame side wall；Dynamic jaw one end is rotatably coupled with transmission mechanism, is provided with the first elbow slot at the dynamic jaw other end；Bracket one end is installed in rotation in the second elbow slot, and the bracket other end is installed in rotation in the first elbow slot；The dynamic jaw other end is rotatably coupled with bracket one end, and the dynamic jaw other end is also movably linked with rack.The present invention have it is high-efficient, it is installation, easy to adjust, it is easily controllable, the features such as low cost, can be widely applied to crushing material industry.
Description
Technical Field
The invention relates to a crushing technology, in particular to a symmetrical double-cavity jaw crusher.
Background
The jaw crusher is mainly used for crushing various materials with lower than medium hardness, and is widely applied to various industries such as metallurgy, chemical industry, mine, cement and the like due to the advantages of large crushing ratio, uniform product granularity, simple structure, reliable performance, convenience in maintenance, low operation cost and the like.
The current jaw crusher simulates the movement of two jaws of an animal, and the movable jaw is driven by a motor to swing, so that the movable jaw group and the fixed jaw are mutually occluded, and the material is crushed. In the swing process of the movable jaw group, the discharge port adjusting mechanism is used for supporting the movable jaw group and adjusting the size of the discharge port between the movable jaw group and the fixed jaw frame, and the movable jaw tensioning buffer mechanism is used for tensioning the movable jaw group and has a buffer effect.
The fixed jaw frame of the jaw crusher comprises a fixed jaw body and a fixed jaw lining plate fixed on the fixed jaw body, wherein the fixed jaw lining plate is rigidly connected to the fixed jaw body. When stone is crushed, the fixed jaw and the movable jaw are extruded to generate strong vibration, and the vibration is transmitted to the whole rack by the rigidly connected structure, so that the vibration of the equipment is strong, and the safety production is influenced; the single-cavity crusher also has the defects of low crushing efficiency, heavy flywheel requirement on the structure, incapability of adjusting a feeding port and the like.
Disclosure of Invention
In view of this, the main object of the present invention is to provide a symmetrical double-chamber jaw crusher with high efficiency, easy installation and low cost.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a symmetrical dual chamber jaw crusher comprising: two single-cavity jaw crushing mechanisms for crushing materials, a transmission mechanism for driving the two single-cavity jaw crushing mechanisms to work simultaneously through external power, a support for the two single-cavity jaw crushing mechanisms and the transmission mechanism, an adjustment for the motion range of the two single-cavity jaw crushing mechanisms, and an external profile of the two single-cavity jaw crushing mechanismsModel machineA frame; wherein, the two single-cavity jaw crushing mechanisms are symmetrically distributed with the frame through the transmission mechanism; a second elbow groove is also arranged on the frame;
single chamber jaw crushing mechanism includes: a toggle plate which forms a fixed jaw and a movable jaw of the crushing cavity, adjusts the size of a discharge port of the crushing cavity and has smooth two ends; the fixed jaw is fixed with the side wall of the frame; one end of the movable jaw is rotatably connected with the transmission mechanism, and the other end of the movable jaw is provided with a first elbow groove; one end of the toggle plate is rotatably arranged in the second elbow groove, and the other end of the toggle plate is rotatably arranged in the first elbow groove; the other end of the movable jaw is rotatably connected with one end of the toggle plate, and the other end of the movable jaw is movably connected with the rack;
the transmission mechanism comprises a sector bracket, a transmission shaft and a pinion for transmitting external power to the two single-cavity jaw crushing mechanisms, and a main shaft for fixing the sector bracket to the bottom wall of the rack; wherein,
the middle part of the fan-shaped support is of a hollow structure, the hollow structure is in a trapezoid shape with the upper side and the lower side both being circular arcs, and the inner sides of the circular arcs of the lower side of the trapezoid are provided with teeth; the pinion is meshed with the lower arc with teeth; the main shaft is arranged at the center of the fan-shaped bracket; the pinion is arranged on the transmission shaft, and the transmission shaft is also connected with an external driving mechanism; two ends of the arc section of the fan-shaped bracket are symmetrically and rotatably connected with one end of the movable jaw of the two single-cavity jaw crushing mechanisms;
move jaw one end and drive mechanism and rotationally be connected: one end of the movable jaw is rotatably connected with one end of the arc section of the fan-shaped bracket;
the external driving mechanism is a hydraulic swing motor or a gear rack high-frequency reversing hydraulic cylinder driven by the high-frequency reversing hydraulic cylinder;
the gear rack high-frequency reversing hydraulic cylinder comprises a driving gear, a rack and a high-frequency reversing hydraulic cylinder, wherein the rack is arranged on the high-frequency reversing hydraulic cylinder, and the driving gear is arranged on the transmission shaft to drive the gear to be meshed with the rack.
In conclusion, when the symmetrical double-cavity jaw crusher crushes hard materials, the transmission mechanism transmits external power to the movable jaw, and the movable jaw crushes and outputs the materials through complex swinging; in the invention, two symmetrical single-cavity jaw crushers work simultaneously under the condition that the external power is not enhanced: when one single-cavity jaw crusher is used for crushing materials, the other single-cavity jaw crusher outputs the crushed materials. Therefore, the symmetrical double-cavity jaw crusher has no idle return stroke, so that the working efficiency is greatly improved; a heavy flywheel is not needed, the mechanism is simplified, and the weight of the equipment is reduced; the gear transmission mechanism can realize speed reduction and force amplification, and can reduce the transmission ratio of the previous transmission. Meanwhile, because the two single-cavity jaw crushers are symmetrical, and many parts are the same, the two single-cavity jaw crushers are convenient to process, so that the symmetrical double-cavity jaw crusher is easy to process, install and adjust, and has a simple structure and low manufacturing cost.
Drawings
FIG. 1 is a schematic view of a first configuration of a symmetrical dual chamber jaw crusher of the present invention;
FIG. 2 is a schematic view of the connection between the connecting plate and the slider according to the present invention;
fig. 3 is a schematic view of a second construction of a symmetrical double chamber jaw crusher according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The invention relates to a symmetrical double-cavity jaw crusher, which comprises: two single-cavity jaw crushing mechanisms for crushing materials, a transmission mechanism for driving the two single-cavity jaw crushing mechanisms to work simultaneously through external power, and two single-cavity jaw crushing mechanismsThe cavity jaw type crushing mechanism and the transmission mechanism provide support, and the motion amplitude and the external profile of the two single cavity jaw type crushing mechanisms are adjusted toA frame of the type; wherein, the two single-cavity jaw crushing mechanisms are symmetrically distributed with the frame through the transmission mechanism; the rack is also provided with a second elbow slot.
Single chamber jaw crushing mechanism includes: a fixed jaw 10 and a movable jaw 5 which form a crushing cavity, and a toggle plate 11 which adjusts the size of a discharge port of the crushing cavity and has smooth two ends; the fixed jaw 10 is fixed with the side wall of the frame; one end of the movable jaw 5 is rotatably connected with the transmission mechanism, and the other end of the movable jaw 5 is provided with a first elbow slot; one end of the toggle plate 11 is rotatably arranged in the second elbow groove, and the other end of the toggle plate 11 is rotatably arranged in the first elbow groove; the other end of the movable jaw 5 is rotatably connected with one end of the toggle plate 11, and the other end of the movable jaw 5 is movably connected with the frame.
In the invention, the transmission mechanism comprises a sector bracket 4 for transmitting external power to the two single-cavity jaw crushing mechanisms, a transmission shaft 1 and a pinion 3, and a main shaft 2 for fixing the sector bracket 4 on the bottom wall of the rack; the middle part of the fan-shaped support 4 is of a hollow structure, the hollow structure is of a trapezoid shape with the upper side and the lower side both being circular arcs, and the inner sides of the circular arcs of the lower side of the trapezoid are provided with teeth; the pinion 3 is meshed with the lower arc with teeth; the main shaft 2 is arranged at the center of the fan-shaped bracket 4; the transmission shaft 1 is arranged at the axis of the pinion 3, and the transmission shaft 1 is also connected with an external driving mechanism; two ends of the arc section of the fan-shaped support 4 are symmetrically and rotatably connected with one ends of the movable jaws of the two single-cavity jaw crushing mechanisms.
In the present invention, the lower arc section of the trapezoid with teeth inside the sector frame 4 is actually a section of a gear.
In the invention, one end of the movable jaw 5 is rotatably connected with the transmission mechanism as follows: one end of the movable jaw 5 is rotatably connected with one end of the arc section of the fan-shaped support 4.
Example 1
Fig. 1 is a first schematic construction of a symmetrical double chamber jaw crusher according to the invention. As shown in fig. 1, the embodiment 1 comprises a frame in addition to the single-cavity jaw crushing mechanism and the transmission mechanism; the frame comprises an outer contour ofThe rack body 30 is used for supporting the two single-cavity jaw crushing mechanisms and the transmission mechanism, and a support adjusting mechanism is used for supporting and adjusting the motion amplitude of the two single-cavity jaw crushing mechanisms; wherein,
the supporting and adjusting mechanism comprises two first supporting plates 151, two second supporting plates 152, a connecting plate 20, two pull rods 12, two displacement limiting parts, two sliding blocks 13, two springs 17 and two spring baffles 18; the lower surface of the connecting plate 20 is provided with a dovetail groove; the two sliding blocks 13 are both in a right-angled triangle structure with concave slopes, the second elbow groove is formed by concave slopes of the sliding blocks 13, and a dovetail structure is arranged on each right-angled surface of the two sliding blocks 13; the dovetail structures on the two right-angle surfaces correspond to the dovetail grooves on the lower surface of the connecting plate 20.
One ends of the two first supporting plates 151 are symmetrically and fixedly mounted on the lower wall of the rack body 30, the other ends of the two first supporting plates 151 are respectively and fixedly connected with one end of one second supporting plate 152, and the other ends of the two second supporting plates 152 are symmetrically and fixedly connected with the lower surface of the connecting plate 20; the two second support plates 152 are symmetrically distributed.
In practical applications, the first support plate 151 and the corresponding second support plate 152 may be manufactured as an integral structure.
The two displacement limiting pieces are respectively and fixedly connected with one second supporting plate 152, meanwhile, the two displacement limiting pieces are fixedly connected with the lower surface of the connecting plate 20, and the two displacement limiting pieces are fixed on one side, far away from the movable jaw 5, of the second supporting plate 152; the two displacement limiters are symmetrically mounted.
One side of each of the two second supporting plates 152 close to the movable jaw 5 is provided with a sliding block 13, and the right-angle surface with the dovetail structure on the sliding block 13 is arranged in the dovetail groove of the connecting plate 20. Fig. 2 is a schematic view of the connection between the connecting plate and the slider according to the present invention. Fig. 2 shows a state in which the slider 13 and the connection plate 20 are connected by a dovetail groove. The two sliders 13 are symmetrically mounted.
One end of each of the two pull rods 12 is respectively linked with the other end of each of the two movable jaws 5; the other ends of the two pull rods 12 respectively penetrate through a first supporting plate 151, and a spring 17 and a spring baffle 18 are respectively arranged at the other ends of the two pull rods 12; the two tie rods 12 are symmetrically mounted.
In practical application, the two pull rods 12 can respectively ensure that the corresponding movable jaw 5 is tightly connected with the toggle plate 11.
In short, in embodiment 1, the first elbow groove is located below the second elbow groove, that is, the toggle plate 11 is inclined obliquely downward with the second elbow groove as a base point; the first support plate 151, the second support plate 152, and the displacement restricting member are located below the connection plate 20.
Example 2
Fig. 3 is a schematic view of a second construction of a symmetrical double chamber jaw crusher according to the present invention. As shown in fig. 3, the embodiment 2 comprises a frame besides the single-cavity jaw crushing mechanism and the transmission mechanism; the frame comprises an outer contour ofThe rack body 30 is used for supporting the two single-cavity jaw crushing mechanisms and the transmission mechanism, and a support adjusting mechanism is used for supporting and adjusting the motion amplitude of the two single-cavity jaw crushing mechanisms; wherein,
the supporting and adjusting mechanism comprises two first supporting plates 151, two second supporting plates 152, a connecting plate 20, two pull rods 12, two displacement limiting parts, two sliding blocks 13, two springs 17 and two spring baffles 18; the upper surface of the connecting plate 20 is provided with a dovetail groove; the two sliding blocks 13 are both in a right-angled triangle structure with concave slopes, the second elbow groove is formed by concave slopes of the sliding blocks 13, and a dovetail structure is arranged on each right-angled surface of the two sliding blocks 13; the dovetail structures on the two right-angle surfaces correspond to the dovetail grooves on the upper surface of the connecting plate 20.
Two first backup pad 151 one ends are fixed mounting on the lower wall of frame body 30 symmetrically all, and two first backup pad 151 other ends are respectively symmetrical ground and connecting plate 20 lower surface fixed connection.
The other ends of the two second supporting plates 152 are symmetrically and fixedly connected with the upper surface of the connecting plate 20.
The two displacement limiting pieces are respectively and fixedly connected with one second supporting plate 152, meanwhile, the two displacement limiting pieces are fixedly connected with the upper surface of the connecting plate 20, and the two displacement limiting pieces are fixed on one side, far away from the movable jaw 5, of the second supporting plate 152; the two displacement limiters are symmetrically mounted.
One side of each of the two second supporting plates 152 close to the movable jaw 5 is provided with a sliding block 13, and a right-angle surface with a dovetail structure on each sliding block 13 is arranged in a dovetail groove of the connecting plate 20; the two sliders 13 are symmetrically mounted.
One end of each of the two pull rods 12 is respectively linked with the other end of each of the two movable jaws 5; the other ends of the two pull rods 12 respectively penetrate through a first supporting plate 151, and a spring 17 and a spring baffle 18 are respectively arranged at the other ends of the two pull rods; the two tie rods 12 are symmetrically mounted.
In practical application, the two pull rods 12 can respectively ensure that the corresponding movable jaw 5 is tightly connected with the toggle plate 11.
In summary, in embodiment 2, the first elbow slot is located above the second elbow slot, that is, the toggle plate 11 is inclined obliquely upward with the second elbow slot as a base point; the first support plate 151 is located below the connection plate, and the second support plate 152 and the displacement restricting member are located above the connection plate 20.
In the invention, the other end of the movable jaw 5 is movably connected with the frame as follows: the other end of the movable jaw 5 is connected with one end of the pull rod 12.
In the invention, the other end of each movable jaw 5 is also provided with a linking groove 21. The other end of the movable jaw 5 is linked with one end of the pull rod 12 into: the draw bar 12 is mounted at one end in a hinge manner in a link groove 21.
In the above embodiment, each of the displacement restricting members includes a "[" -shaped adjusting plate 14, an adjusting bolt 19; the adjusting bolt 19 passes through the [ -shaped adjusting plate 14 and the second supporting plate 152 in sequence and abuts against the other right-angle surface of the sliding block 13. The adjusting bolt 19 adjusts the distance between the adjusting slide 13 and the movable jaw 5 by tightening or loosening: when the adjusting bolt 19 is tightened, the adjusting bolt 19 pushes the sliding block 13 to move towards the direction close to the movable jaw 5, the distance between the sliding block 13 and the movable jaw 5 becomes smaller, so that the inclination angle of the toggle plate 11 is increased, the discharge hole of the crushing cavity is enlarged, and the granularity of the crushed material is correspondingly increased; when the adjusting bolt 19 is loosened, the toggle plate top contact sliding block 13 moves towards the direction far away from the movable jaw 5, the distance between the sliding block 13 and the movable jaw 5 is increased, so that the inclination angle of the toggle plate 11 is reduced, the discharge hole of the crushing cavity is reduced, and the granularity of the crushed material is correspondingly reduced. Therefore, the adjustment of the size of the crushed particle of the material is realized through the mutual matching of the adjusting bolt 19, the sliding block 13, the toggle plate 11 and other components.
In the above embodiment, the jaw fixing lining plate 9 is attached to the jaw fixing 10, and the jaw fixing lining plate 9 is fixed to the jaw fixing 10 by bolts. The movable jaw 5 is provided with a movable jaw lining plate 8, the movable jaw lining plate 8 is fixed on the movable jaw 5 through a pressing block 6 with a bolt 7 in a penetrating way, and the pressing block 6 is arranged at the position, close to the transmission mechanism, of the movable jaw 5. When the movable jaw lining plate 8 and the fixed jaw lining plate 9 are worn, the new movable jaw lining plate 8 and the new fixed jaw lining plate 9 can be replaced according to the wear degree, so that the movable jaw 5 and the fixed jaw 10 are protected from being worn, and the service life of the symmetrical double-cavity jaw crusher is prolonged.
In the invention, the external driving mechanism is a hydraulic swing motor or a gear-rack high-frequency reversing hydraulic cylinder driven by a high-frequency reversing hydraulic cylinder. The gear rack high-frequency reversing hydraulic cylinder comprises a driving gear, a rack and a high-frequency reversing hydraulic cylinder, wherein the rack is arranged on the high-frequency reversing hydraulic cylinder, the driving gear is arranged on the transmission shaft, and the driving gear is meshed with the rack. In practical application, the swing amplitude and the swing frequency can be conveniently adjusted by adopting hydraulic drive, so that the size of the feeding hole can be adjusted, and overload protection is realized.
It should be noted that the small size of the pinion gear in the present embodiment is defined by the curvature of the lower arc of the toothed segment holder, and does not have any other unclear meaning.
In conclusion, when the symmetrical double-cavity jaw crusher crushes hard materials, the transmission mechanism transmits external power to the movable jaw, and the movable jaw crushes and outputs the materials through swinging; in the invention, two symmetrical single-cavity jaw crushers work simultaneously under the condition that the external power is not enhanced: when one single-cavity jaw crusher is used for crushing materials, the other single-cavity jaw crusher outputs the crushed materials. Therefore, the symmetrical double-cavity jaw crusher has no idle return stroke, so that the working efficiency of the symmetrical double-cavity jaw crusher is greatly improved. Meanwhile, the two single-cavity jaw crushers are symmetrical, and many parts are the same, so that the two single-cavity jaw crushers are convenient to process, and are easy to process, install and adjust, simple in structure and low in manufacturing cost. Furthermore, the external driving mechanism drives the movable jaw to perform complex swing sequentially through the transmission shaft, the pinion and the fan, and is also one of reasons for improving the working efficiency.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a symmetry two-chamber jaw crusher, its characterized in that, it includes two single chamber jaw crushing mechanisms that are used for smashing the material for through the drive mechanism of two single chamber jaw crushing mechanisms simultaneous workings of external power drive, be used for providing support, adjusting two single chamber jaw crushing mechanism motion range, outside profile for two single chamber jaw crushing mechanisms and drive mechanism, two single chamber jaw crushing mechanism motion range, outside profile areA frame of the type; wherein, two single-chamber jaw crushersThe mechanisms are symmetrically distributed with the frame through a transmission mechanism; a second elbow groove is also arranged on the frame;
single chamber jaw crushing mechanism includes: a toggle plate which forms a fixed jaw and a movable jaw of the crushing cavity, adjusts the size of a discharge port of the crushing cavity and has smooth two ends; the fixed jaw is fixed with the side wall of the frame; one end of the movable jaw is rotatably connected with the transmission mechanism, and the other end of the movable jaw is provided with a first elbow groove; one end of the toggle plate is rotatably arranged in the second elbow groove, and the other end of the toggle plate is rotatably arranged in the first elbow groove; the other end of the movable jaw is rotatably connected with one end of the toggle plate, and the other end of the movable jaw is movably connected with the rack;
the transmission mechanism comprises a sector bracket, a transmission shaft and a pinion for transmitting external power to the two single-cavity jaw crushing mechanisms, and a main shaft for fixing the sector bracket to the bottom wall of the rack; wherein,
the middle part of the fan-shaped support is of a hollow structure, the hollow structure is in a trapezoid shape with the upper side and the lower side both being circular arcs, and the inner sides of the circular arcs of the lower side of the trapezoid are provided with teeth; the pinion is meshed with the lower arc with teeth; the main shaft is arranged at the center of the fan-shaped bracket; the pinion is arranged on the transmission shaft, and the transmission shaft is also connected with an external driving mechanism; two ends of the arc section of the fan-shaped bracket are symmetrically and rotatably connected with one end of the movable jaw of the two single-cavity jaw crushing mechanisms;
move jaw one end and drive mechanism and rotationally be connected: one end of the movable jaw is rotatably connected with one end of the arc section of the fan-shaped bracket;
the external driving mechanism is a hydraulic swing motor or a gear rack high-frequency reversing hydraulic cylinder driven by the high-frequency reversing hydraulic cylinder;
the gear rack high-frequency reversing hydraulic cylinder comprises a driving gear, a rack and a high-frequency reversing hydraulic cylinder, wherein the rack is arranged on the high-frequency reversing hydraulic cylinder, and the driving gear is arranged on the transmission shaft to drive the gear to be meshed with the rack.
2. The symmetrical dual chamber jaw crusher of claim 1 wherein the frame includes an outer profile ofThe rack body is used for supporting the two single-cavity jaw crushing mechanisms and the transmission mechanism, and the support adjusting mechanism is used for supporting the two single-cavity jaw crushing mechanisms and adjusting the motion amplitude of the two single-cavity jaw crushing mechanisms; wherein,
the support adjusting mechanism comprises two first support plates, two second support plates, a connecting plate, two pull rods, two displacement limiting parts, two sliding blocks, two springs and two spring baffles; the lower surface of the connecting plate is provided with a dovetail groove; the two sliding blocks are of right-angled triangle structures with concave inclined surfaces, the inclined surfaces of the sliding blocks are concave inwards to form the second elbow groove, and a dovetail structure is arranged on one right-angled surface of each of the two sliding blocks; the dovetail structures on the two right-angle surfaces correspond to the dovetail grooves on the lower surface of the connecting plate;
one ends of the two first supporting plates are symmetrically and fixedly arranged on the lower wall of the rack body, the other ends of the two first supporting plates are respectively and fixedly connected with one end of one second supporting plate, and the other ends of the two second supporting plates are symmetrically and fixedly connected with the lower surface of the connecting plate; the two second supporting plates are symmetrically distributed;
the two displacement limiting parts are respectively and fixedly connected with a second supporting plate, meanwhile, the two displacement limiting parts are fixedly connected with the lower surface of the connecting plate, and the two displacement limiting parts are fixed on one side, far away from the movable jaw, of the second supporting plate; the two displacement limiting pieces are symmetrically arranged;
one side of each second supporting plate, which is close to the movable jaw, is provided with a sliding block, and a right-angle surface with a dovetail structure on each sliding block is arranged in a dovetail groove of the connecting plate; the two sliding blocks are symmetrically arranged;
one end of each of the two pull rods is respectively linked with the other end of each of the two movable jaws; the other ends of the two pull rods respectively penetrate through a first supporting plate, and a spring baffle are respectively arranged at the other ends of the two pull rods; the two pull rods are symmetrically arranged.
3. The symmetrical dual chamber jaw crusher of claim 1 whereinIn that the frame comprises an outer contour ofThe rack body is used for supporting the two single-cavity jaw crushing mechanisms and the transmission mechanism, and the support adjusting mechanism is used for supporting the two single-cavity jaw crushing mechanisms and adjusting the motion amplitude of the two single-cavity jaw crushing mechanisms; wherein,
the support adjusting mechanism comprises two first support plates, two second support plates, a connecting plate, two pull rods, two displacement limiting parts, two sliding blocks, two springs and two spring baffles; the upper surface of the connecting plate is provided with a dovetail groove; the two sliding blocks are of right-angled triangle structures with concave inclined surfaces, the inclined surfaces of the sliding blocks are concave inwards to form the second elbow groove, and a dovetail structure is arranged on one right-angled surface of each of the two sliding blocks; the dovetail structures on the two right-angle surfaces correspond to the dovetail grooves on the upper surface of the connecting plate;
one ends of the two first supporting plates are symmetrically and fixedly arranged on the lower wall of the rack body, and the other ends of the two first supporting plates are respectively and symmetrically fixedly connected with the lower surface of the connecting plate;
the other ends of the two second supporting plates are symmetrically and fixedly connected with the upper surface of the connecting plate;
the two displacement limiting pieces are respectively and fixedly connected with a second supporting plate, meanwhile, the two displacement limiting pieces are fixedly connected with the upper surface of the connecting plate, and the two displacement limiting pieces are fixed on one side, far away from the movable jaw, of the second supporting plate; the two displacement limiting pieces are symmetrically arranged;
one side of each second supporting plate, which is close to the movable jaw, is provided with a sliding block, and a right-angle surface with a dovetail structure on each sliding block is arranged in a dovetail groove of the connecting plate; the two sliding blocks are symmetrically arranged;
one end of each of the two pull rods is respectively linked with the other end of each of the two movable jaws; the other ends of the two pull rods respectively penetrate through a first supporting plate, and a spring baffle are respectively arranged at the other ends of the two pull rods; the two pull rods are symmetrically arranged.
4. A symmetric dual chamber jaw crusher as claimed in claim 2 or 3 wherein the other end of the movable jaw is also movably connected to the frame in the form of: the other end of the movable jaw is connected with one end of the pull rod.
5. The symmetrical double-cavity jaw crusher as claimed in claim 4, wherein the other end of the movable jaw is further provided with a link groove;
move the jaw other end with pull rod one end is linked and is: one end of the pull rod is installed in the link groove in a hinged mode.
6. A symmetric dual chamber jaw crusher as claimed in claim 2 or 3 wherein each said displacement limiter comprises a "[" shaped adjustment plate, an adjustment bolt; the adjusting bolt sequentially penetrates through the [ -shaped adjusting plate and the second supporting plate and abuts against the other right-angle surface of the sliding block.
7. The symmetrical dual chamber jaw crusher of claim 1 wherein a fixed jaw liner is mounted on said fixed jaw;
the movable jaw is provided with a movable jaw lining plate, the movable jaw lining plate is fixed on the movable jaw through a pressing block with a bolt in a penetrating mode, and the pressing block is arranged at the position, close to the transmission mechanism, of the movable jaw.
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| CN201710072357.4A CN106914301B (en) | 2017-01-20 | 2017-01-20 | A kind of symmetrical double-cavity jaw crusher |
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| CN201710072357.4A CN106914301B (en) | 2017-01-20 | 2017-01-20 | A kind of symmetrical double-cavity jaw crusher |
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| CN106914301B true CN106914301B (en) | 2018-12-18 |
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|---|---|---|---|---|
| CN107297231A (en) * | 2017-07-14 | 2017-10-27 | 安徽晶晶石英科技有限公司 | A kind of device for being used to produce quartz sand |
| CN107626376A (en) * | 2017-09-29 | 2018-01-26 | 白皓 | A kind of jaw crusher |
| CN110560205B (en) * | 2019-10-10 | 2020-12-04 | 东阳市伟程建筑工程有限公司 | Building stones apparatus for producing |
| CN113600267B (en) * | 2021-07-12 | 2023-09-26 | 河南理工大学 | Crushing device and crushing method for measuring firmness coefficient of coal |
| CN114618617B (en) * | 2022-03-17 | 2023-08-25 | 中国铁建重工集团股份有限公司 | Double-cavity crushing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1203580B (en) * | 1961-03-22 | 1965-10-21 | Alfred Gartner | Double jaw crusher for grainy goods |
| CN2191704Y (en) * | 1994-07-15 | 1995-03-15 | 北京矿冶研究总院 | Double-cavity double-moving jaw crusher |
| CN2381382Y (en) * | 1999-06-30 | 2000-06-07 | 张永安 | Two chamber and two active jaw powerful crusher |
| CN2750865Y (en) * | 2004-11-30 | 2006-01-11 | 段志禹 | Up-pushing type jaw crusher |
| CN2834694Y (en) * | 2005-05-26 | 2006-11-08 | 中南大学 | Double-cavity jaw crusher |
| CN203209102U (en) * | 2013-04-09 | 2013-09-25 | 攀枝花市钛联投资有限公司 | Vanadium-titanium dual-cavity jaw crusher |
| CN203508075U (en) * | 2013-10-11 | 2014-04-02 | 姜海涛 | Double-chamber jaw crusher |
| CN105396643B (en) * | 2015-12-31 | 2017-11-28 | 湖南龙昶机械工程有限公司 | A kind of double-chamber double-moving jaw crusher |
-
2017
- 2017-01-20 CN CN201710072357.4A patent/CN106914301B/en not_active Expired - Fee Related
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