CN110833879A - Crushing and screening all-in-one machine - Google Patents
Crushing and screening all-in-one machine Download PDFInfo
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- CN110833879A CN110833879A CN201810944751.7A CN201810944751A CN110833879A CN 110833879 A CN110833879 A CN 110833879A CN 201810944751 A CN201810944751 A CN 201810944751A CN 110833879 A CN110833879 A CN 110833879A
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- movable jaw
- screening
- screen
- crushing
- reel
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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
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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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- 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention provides a crushing and screening integrated machine which comprises a rack, a fixed jaw, a first movable jaw and a second movable jaw, wherein a first toggle plate is arranged between the first movable jaw and the second movable jaw, a crushing cavity is formed between the fixed jaw and the first movable jaw, and a discharge port is arranged at the lower part of the crushing cavity; the lower parts of the first movable jaw and the second movable jaw are respectively provided with a first screen frame and a second screen frame, and the first screen frame moves along with the first movable jaw and is positioned below the discharge port and used for receiving and screening mineral aggregate falling from the crushing cavity; the second reel follows the second and moves the jaw and move together, and first reel and the equal unsettled setting of second reel, and the height that highly is higher than the second reel of first reel, the second reel is used for accepting and sieves the mineral aggregate after first reel sieves. According to the invention, the two movable jaws and the two screen frames are arranged, so that secondary crushing and secondary screening of mineral aggregate are realized, the screen frames are directly arranged at the lower parts of the movable jaws, the power device of the vibrating screen is removed, and the crushing production line is further optimized.
Description
Technical Field
The invention belongs to the technical field of mining machinery, and particularly relates to a crushing and screening integrated machine.
Background
The crushing operation and the screening operation of the crushing production line in the prior art are respectively completed by two independent devices, and the two devices are connected by a conveyor to complete mineral aggregate conveying to form one part of the crushing production line, and the layout results in that: three devices, namely a crusher, a conveyor and a vibrating screen, are required, so that the manufacturing cost, the operation cost, the maintenance cost and the energy consumption are high; the crushing production line has large floor area, because the conveyor has an upper conveying limit angle which is generally less than 18 degrees, blanking can be caused when the angle is too large, and the crushing and screening equipment and the machine base thereof have certain height, the length of each conveyor reaches 20-35m, so that the floor area of the whole crushing production line is large; the equipment needs to be installed and operated at a distance, so that unified use and management are inconvenient; and traditional jaw crusher is used in the primary breaking station mostly, and the mineral aggregate particle size after the breakage is great, can't sieve or sieve the effect not good.
Disclosure of Invention
The invention aims to solve the technical problems of the crushing production line and provides a crushing and screening integrated machine, the crushing machine is provided with a double-movable jaw structure, the crushing effect can be improved, a screen frame is arranged at the lower part of a movable jaw, the screen frame and the crushing machine share one power device, the movable jaw drives the screen frame to do work together in the working process, so that the screening operation is realized, secondary crushing and secondary screening are realized by arranging the two movable jaws and the two screen frames, the crushing effect and the screening effect are improved, the screening equipment does not need to be additionally provided with the power device, crushed materials can directly fall into the screen frame for screening, a conveyor is not needed, the whole crushing production line is simplified, and the manufacturing cost and the operating cost are reduced.
The purpose of the invention can be realized by the following technical scheme:
a crushing and screening integrated machine comprises a rack, a fixed jaw, a first movable jaw assembly and a second movable jaw assembly, wherein the fixed jaw is fixedly arranged on the rack; the first movable jaw assembly comprises a first movable jaw and a first eccentric driving shaft for driving the first movable jaw; the second movable jaw assembly comprises a second movable jaw and a second eccentric driving shaft for driving the second movable jaw; a first toggle plate is arranged between the first movable jaw and the second movable jaw, one end of the first toggle plate is pivoted below the rear side of the movable jaw, and the other corresponding end of the first toggle plate is pivoted below the front side of the second movable jaw; a second toggle plate is arranged between the second movable jaw and the rack, one end of the second toggle plate is pivoted below the rear side of the second movable jaw, and the other end of the second toggle plate is pivoted on the rack; a crushing cavity is formed between the fixed jaw and the first movable jaw, and a discharge port is arranged at the lower part of the crushing cavity; the device is characterized in that a first connecting arm is mounted at the lower part of the first movable jaw, a first screen frame is mounted at the other end, corresponding to the first connecting arm, of the first movable jaw, the first screen frame moves along with the first movable jaw and is located below the discharge port and used for receiving and screening ore materials falling from the crushing cavity; the second moves the lower part of jaw and installs the second linking arm, and the second reel is installed to the corresponding other end of second linking arm, and the second reel follows the second and moves the jaw and move together, and first reel and second reel are all unsettled to be set up, and the height that highly is higher than the second reel of first reel, and the second reel is used for accepting and screening the mineral aggregate after first reel screening.
The breaker has two and moves the jaw assembly, and first move the jaw assembly and mainly solve first movable jaw upper portion's broken doing work, and the second moves the jaw assembly and mainly solves first movable jaw lower part's broken doing work and mineral aggregate and discharges, makes the breaker possess the second grade crushing ability, has improved crushing ratio, makes the more thin more even of mineral aggregate breakage, reduces the impact force to the reel to do benefit to the screening. First move the jaw and the second moves the jaw lower part and installs first reel and second reel respectively, and first reel is used for screening the mineral aggregate from broken chamber whereabouts, and the second reel is used for screening the mineral aggregate after first reel screening, therefore a breaker can realize twice breakage, and twice screening has improved the production efficiency of whole broken production line by a wide margin. First reel is located the below of bin outlet, and the breaker sieves on the reel through the direct emission of bin outlet after carrying out the breakage to mineral aggregate, need not to add other conveyor and shifts mineral aggregate.
Preferably, one end of the first screen frame and one end of the second screen frame are feeding ends, the other corresponding end of the first screen frame and the second screen frame are discharging ends, the feeding ends incline to the discharging ends, and the feeding end of the second screen frame is located below the discharging end of the first screen frame. This setting can make the mineral aggregate after first reel screening directly fall into the second reel and sieve once more, need not other conveying equipment, and the second moves the setting of jaw and second reel and not only can realize twice breakage, the function of twice screening, has reduced the first load that moves jaw and first reel simultaneously by a wide margin to throughput has been improved.
Preferably, a first screen plate with a screening gap is arranged in the first screen frame, at least one second screen plate with a screening gap is arranged in the second screen frame, and the screening gap of the first screen plate is smaller than the screening gap of the at least one second screen plate. The screening clearance of first sieve is less than the screening clearance of the superiors second sieve, the mineral aggregate after first reel screening, and the mineral aggregate that the particle diameter is less than first sieve screening clearance is discharged by the screening clearance, and the mineral aggregate that the particle diameter is greater than first sieve screening clearance can directly fall to the feed end of second reel by the discharge end of first reel and carry out the secondary screening, need not to set up other mineral aggregate conveyor again.
Preferably, be provided with the plural number layer second sieve in the second reel, the second sieve is parallel to each other installs in the second reel from top to bottom, and the screening clearance of sieve reduces from top to bottom in proper order. The mineral aggregate entering the second screen frame may be classified by multiple screening.
Preferably, the first sieve plate is of a screen mesh structure or a sieve bar structure.
Preferably, the second sieve plate is of a sieve screen structure or a sieve bar structure. The structure of the first sieve plate and the structure of the second sieve plate can be selected according to actual conditions, and when the particle size of the crushed mineral aggregate is larger, the structure of the sieve bars is selected, so that the strength is high enough, and the bearing and sieving requirements can be met; when the particle size of the crushed mineral aggregate is smaller, a screen mesh structure can be adopted, and the screening effect is better.
Preferably, the first connecting arms are at least two, the lower ends of the first connecting arms are symmetrically installed on the two side plates of the first screen frame through high-strength bolts, the upper ends of the two connecting arms are connected together through a U-shaped installation part, the U-shaped installation part and the two connecting arms are integrally formed, and the U-shaped installation part is connected with the two side edges and the back of the first movable jaw and is clamped and fixed at the lower part of the first movable jaw. The linking arm is two at least and symmetry installation, in order to guarantee the vice balance of whole breakage, the upper end of linking arm is installed in the lower part of moving the jaw through integrated into one piece's U type installed part, adopt U type installed part can follow first two sides and the back of moving the jaw and fix simultaneously and connect, trilaterally hold tightly first move the jaw, it is more firm reliable to connect, the junction all adopts high strength bolt to install, in order to guarantee the firm of junction, still be provided with the packing ring, can prevent effectively that high strength bolt from taking place to become flexible at first high-speed moving jaw in-process.
Preferably, the number of the second connecting arms is at least two, the lower ends of the second connecting arms are respectively and symmetrically installed on the two side plates of the second screen frame through high-strength bolts, the upper ends of the two second connecting arms are connected together through a U-shaped installation part, the U-shaped installation part and the two connecting arms are integrally formed, and the U-shaped installation part is connected with the two side edges and the back of the second movable jaw and is clamped and fixed at the lower part of the first movable jaw. The linking arm is two at least and symmetry installation, in order to guarantee the vice balance of whole breakage, the upper end of linking arm is installed in the second through integrated into one piece's U type installed part and is moved the lower part of jaw, adopt U type installed part to move two sides and the back of jaw and fix simultaneously and connect from the second, trilateral second of holding tightly moves the jaw, it is more firm reliable to connect, the junction all adopts high strength bolt to install, it is firm in order to guarantee the firm of junction, still be provided with the packing ring, can prevent effectively that high strength bolt from moving the jaw high-speed moving in-process at the second and taking place not hard up.
Preferably, the lower end of the rear side of the first movable jaw is further connected with a connecting rod, and the connecting rod is connected to the frame through a buffer spring. Above-mentioned buffer can reduce the inertia when preceding movable jaw is broken, better carries out the breakage to the mineral aggregate to do benefit to the mineral aggregate screening after the breakage.
Preferably, toothed plates are arranged on the fixed jaw and the first movable jaw, and the toothed plates are both of a wave-shaped structure in transverse section. This arrangement can further improve the crushing effect, makes the mineral aggregate particle size after the breakage reduce to reduce the impact to the reel, and improve the screening effect.
The main technical points of the invention are as follows:
the existing jaw crusher uses a crank rocker mechanism, the movable jaw obtains a horizontal crushing stroke by an eccentric driving shaft, under the structure, when the movable jaw crushes and does work in the horizontal stroke, only half of the movable jaw does work, the other half of the movable jaw is an idle return stroke, only discharge is finished, and no work is done, the idle return stroke of the movable jaw can be fully utilized by mounting a screen frame at the lower part of the movable jaw, so that the return stroke motion of the movable jaw plays a role of screening and doing work, the movable jaw is in a full-stroke work state by fully utilizing the kinetic energy provided by the eccentric driving shaft, the movable jaw goes to form a crushing stroke to finish crushing and doing work, the screen frame is driven to move together, the return stroke finishes discharge and simultaneously drives the screen frame to move to finish screening, the crank rocker mechanism has a quick return characteristic, the quick return swing during the return stroke can fully vibrate mineral aggregates on the screen frame, and the mineral aggregates fully fall to each position of the screen plate, the material accumulation can be avoided, the mineral aggregate can be fully screened, and the screening efficiency and the screening effect are improved; the reel with move jaw fixed connection, follow and move the jaw and move together, move the jaw and move the orbit unanimous basically under the drive of eccentric drive shaft, the orbit of motion of reel is also unanimous basically, therefore the amplitude of reel is fixed, can guarantee that the screening effect of mineral aggregate is unanimous.
Crushing equipment and screening equipment are important equipment which runs in tandem in a crushing production line, and the two equipment are driven by an eccentric shaft. The crushing equipment utilizes the eccentric shaft to generate a crushing stroke to complete crushing operation; the vibrating screen utilizes the eccentric shaft to generate vibration excitation motion to complete screening operation. The vibration exciter of the vibrating screen equipment is removed and is arranged at the lower part of the movable jaw of the crusher, and the movable jaw of the crusher drives the screen frame to move to do work when doing work to complete screening; meanwhile, the vibration exciting side effect of the eccentric driving shaft is fully utilized, so that the vibration generated when the crusher carries out crushing operation is fully utilized, and the screening effect is further improved.
Through setting up two and moving jaw and two reel, can further improve crushing effect to realize the secondary screening. The first movable jaw assembly mainly solves the problem of crushing work done on the upper portion of the first movable jaw, the second movable jaw assembly mainly solves the problems of crushing work done on the lower portion of the first movable jaw and mineral aggregate discharge, and specific stress analysis can be seen in the invention patent of application number CN201110092031.0 entitled jaw crusher with double-shaft double-crank rocker mechanism. First move the jaw and the second moves the jaw lower part and installs first reel and second reel respectively, and first reel is used for sieving the mineral aggregate from broken chamber whereabouts, and the second reel is used for sieving the mineral aggregate after first reel sieves once more, therefore a breaker can realize twice breakage, and twice screening has improved the production efficiency of whole broken production line by a wide margin. First reel is located the below of bin outlet, and the breaker sieves on the reel through the direct emission of bin outlet after carrying out the breakage to mineral aggregate, need not to add other conveyor and shifts mineral aggregate. The second moves the setting of jaw and second reel and not only can realize twice breakage, the function of twice screening, has reduced the first load that moves jaw and first reel simultaneously by a wide margin to throughput has been improved.
The main structural characteristics of the invention are
The vibration exciter is removed from the screen frame, a power device is not required to be additionally arranged for driving, and the screen frame is arranged at the lower part of the movable jaw through a connecting arm;
the crusher is of a double-movable jaw structure, and the lower parts of the two movable jaws are provided with screen frames.
Compared with the prior art, the invention has the following beneficial effects:
1. the vibrating screen and the crusher are fixedly installed according to the actual conditions of synchronous operation, the vibration exciter of the vibrating screen and the power device of the vibrating screen are omitted, the movable jaw is used for driving the screen frame to do work, the crushed mineral aggregate directly enters the screen frame to be screened, a mineral aggregate conveying device is not required, the crushing production line is simplified, and the manufacturing cost, the operation cost and the maintenance cost are reduced.
2. The idle return stroke of make full use of moving the jaw is sieved, moves the journey of jaw and extrudees the mineral aggregate, carries out broken acting, and the return stroke of moving the jaw has the snap-back characteristic, drives the reel and sieves, makes the jaw realize whole journey acting, and is energy-conserving by a wide margin.
3. The movable jaw is driven by the eccentric driving shaft, the motion track and the motion frequency are consistent, the screen frame is fixedly connected with the movable jaw and moves under the driving of the movable jaw, the motion track and the motion frequency are also consistent, so that the vibration pairs of the screen frame during screening of mineral materials are consistent, and the consistency of the screening effect can be ensured.
4. The screen frame can utilize the excitation adverse effect that produces when the breaker crushing operation to carry out the screening operation simultaneously, further improves the screening effect, further energy-conservation.
5. The equipment structure is more compact, and the occupied area is small.
6. The functions are centralized, the single machine operation can be realized, and the use and the management are convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a screen frame structure with a screen plate of the present invention;
FIG. 3 is a schematic view of a screen frame structure with a screen plate of a screen bar structure according to the present invention;
fig. 4 is a schematic view of the structure of the screen frame of the double-deck screen deck of the present invention;
in the figure: 1. a frame; 2. fixing a jaw; 31. a first movable jaw; 32. a second movable jaw; 41. a first eccentric drive shaft; 42. a second eccentric drive shaft; 51. a first toggle plate; 52. a second toggle plate; 6. a connecting rod; 7. a buffer spring; 81. a first connecting arm; 82. a second connecting arm; 91. a first screen frame; 92. a second screen frame; 911. a first screen deck; 921. a second screen deck; 923. an upper layer sieve plate; 924. a lower layer sieve plate; 93. a feeding end; 94. a discharge end; a U-shaped mount; 11. a discharge outlet.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example 1: as shown in fig. 1-3, an integrated crushing and screening machine comprises a frame 1, a fixed jaw 2, a first movable jaw assembly and a second movable jaw assembly, wherein the fixed jaw 2 is fixedly arranged on the frame 1; the first movable jaw assembly comprises a first movable jaw 31 and a first eccentric driving shaft 41 for driving the first movable jaw 31; the second movable jaw assembly comprises a second movable jaw 32 and a second eccentric driving shaft 42 for driving the second movable jaw 32; a first toggle plate 51 is arranged between the first movable jaw 31 and the second movable jaw 32, one end of the first toggle plate 51 is pivoted below the rear side of the movable jaw, and the other corresponding end is pivoted below the front side of the second movable jaw 32; a second toggle plate 52 is arranged between the second movable jaw 32 and the frame 1, one end of the second toggle plate 52 is pivoted below the rear side of the second movable jaw 32, and the other end is pivoted on the frame 1; a crushing cavity is formed between the fixed jaw 2 and the first movable jaw 31, and a discharge port 11 is arranged at the lower part of the crushing cavity; the lower end of the rear side of the first movable jaw 31 is also connected with a connecting rod 6, and the connecting rod 6 is connected to the frame 1 through a buffer spring 7; all be provided with the pinion rack on deciding jaw 2 and the first jaw 31 of moving, the pinion rack is horizontal cross-section and is the wave structure.
The lower part of the first movable jaw 31 is provided with a first screen frame 91 through a first connecting arm 81, the number of the first connecting arms 81 is two, the lower ends of the first connecting arms are respectively and symmetrically arranged on two side plates of the first screen frame 91 through high-strength bolts, the upper ends of the two connecting arms are connected together through a U-shaped mounting part 10, the U-shaped mounting part 10 and the two first connecting arms 81 are integrally formed, mounting holes are formed in three surfaces of the U-shaped mounting part, the U-shaped mounting part is connected with two side edges and the back part of the first movable jaw 31 through the high-strength bolts, the high-strength bolts are provided with gaskets, the first screen frame 91 moves along with the first movable jaw 31 and is positioned below the discharge port 11 and used for receiving and screening mineral aggregates falling from the crushing cavity; the second movable jaw 32 is provided with a second screen frame 92 through a second connecting arm 82, the second connecting arm 82 is provided with two second connecting arms 82, the lower ends of the second connecting arms 82 are respectively and symmetrically arranged on two side plates of the second screen frame 92 through high-strength bolts, the upper ends of the two second connecting arms 82 are connected together through a U-shaped mounting piece 10, the U-shaped mounting piece 10 and the two second connecting arms 82 are integrally formed, mounting holes are formed in three sides of the U-shaped mounting piece, the U-shaped mounting piece is connected with two side edges and the back of the second movable jaw 32 through the high-strength bolts, the high-strength bolts are provided with gaskets, the second screen frame 92 moves along with the second movable jaw 32, the first screen frame 91 and the second screen frame 92 are both arranged in a suspended mode, the height of the first screen frame 91 is higher than that of the second screen frame 92, one end of the first screen frame 91 and one end of the second screen frame 92 is a feeding end 93, the other corresponding end is a discharging end 94, the feeding end 93 is inclined towards the discharging end 94, the feeding end 93 of, the oversize mineral aggregate screened by the first screen frame 91 can be directly received; be provided with the first sieve 911 that the one deck has the screening clearance in the first reel 91, be provided with the second sieve 921 that the one deck has the screening clearance in the second reel 92, the inner wall of first reel 91 and second reel 92 all is provided with the bearing board, and the sieve passes through the bolt and installs on the bearing board, and first sieve 911 and second sieve 921 all adopt the grating structure in this embodiment, and the screening clearance of first sieve 911 is less than the screening clearance of second sieve 921.
The working principle of the embodiment is that the first movable jaw 31 is driven by the first eccentric driving shaft 41 to be close to or far from the fixed jaw 2 and mutually matched with the fixed jaw 2 to extrude and crush the mineral aggregate, the second movable jaw 32 is driven by the second eccentric driving shaft 42 to do work on the lower part of the first movable jaw 31 through the first toggle plate 51, the working capacity of the first movable jaw 31 is improved as a force increasing mechanism of the first movable jaw 31, the mineral aggregate falls to the feeding end 93 of the first screen frame 91 from the discharge port 11 after being crushed in the crushing cavity, the width of the first screen frame 91 is larger than that of the discharge port, the crushed mineral aggregate can be ensured to fall into the first screen frame 91, and the discharge end 94 is removed, the baffle plates are arranged around the screen frame to avoid the mineral aggregate from scattering, the mineral aggregate with the particle size smaller than the screening gap of the first screen plate 911 falls along the gap between the screen bars, the mineral aggregate with the particle size larger than the screening gap of the first screen frame 91 directly falls to the feeding end 93 of the second screen frame 92 from the discharge end 94 to carry out secondary screening, the mineral aggregate that is greater than second sieve 921 screening clearance discharges from the discharge end 94 of second sieve 921, and the mineral aggregate that is less than second sieve 921 screening clearance falls from the grate bar clearance of second sieve 921, and the mineral aggregate after the screening carries respectively according to the particle diameter size to different broken grades and sieves, improves the efficiency of whole broken production line.
Example 2: as shown in fig. 1 and 4, the embodiment 2 is different from the embodiment 1 in that two layers of screen plates are arranged in the second screen frame 92, the upper layer screen plate 923 is of a screen structure, the lower layer screen plate 924 is of a screen structure, the screening gap of the upper layer screen plate 923 is larger than that of the lower layer screen plate 924, mineral materials screened by the first screen frame 91 fall from the discharge end 94 to the feed end 93 of the second screen frame 92, the mineral materials are firstly screened by the upper layer screen plate 923, mineral materials with particle sizes larger than that of the screening gap of the upper layer screen plate 923 are discharged from the corresponding discharge port of the discharge end 94, mineral materials with particle sizes smaller than that of the screening gap of the upper layer screen plate 923 fall onto the lower layer screen plate 924 to be continuously screened, mineral materials with particle sizes larger than that of the screening gap of the lower layer screen plate 924 are discharged from the corresponding discharge port of the discharge end 94 of the second screen frame 92, and mineral materials with particle sizes smaller than that of the screening gap of the. This embodiment can accomplish the cubic screening to the mineral aggregate when carrying out the breakage to the mineral aggregate, and the mineral aggregate after the screening is carried to different stations respectively according to the particle size, further improves the efficiency of whole broken production line.
It is to be understood that in the claims, the specification of the present invention, all "including … …" are to be interpreted in an open-ended sense, i.e., in a sense equivalent to "including at least … …", and not in a closed sense, i.e., in a sense not to be interpreted as "including only … …". The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. The terms "mounted," "connected," "fixed," and the like are to be understood broadly, and for example, they may be fixed, detachable, or integrally connected, and those skilled in the art will understand the specific meaning of the above terms in the present invention according to specific situations. The terms "front", "back", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the devices referred to must have a specific orientation or positional relationship, and thus, are not to be construed as limiting the present application.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and those skilled in the art should cover all the changes, modifications, additions and substitutions within the spirit of the present invention.
Claims (9)
1. A crushing and screening integrated machine comprises a rack, a fixed jaw, a first movable jaw assembly and a second movable jaw assembly, wherein the fixed jaw is fixedly arranged on the rack; the first movable jaw assembly comprises a first movable jaw and a first eccentric driving shaft for driving the first movable jaw; the second movable jaw assembly comprises a second movable jaw and a second eccentric driving shaft for driving the second movable jaw; a first toggle plate is arranged between the first movable jaw and the second movable jaw, one end of the first toggle plate is pivoted below the rear side of the movable jaw, and the other corresponding end of the first toggle plate is pivoted below the front side of the second movable jaw; a second toggle plate is arranged between the second movable jaw and the rack, one end of the second toggle plate is pivoted below the rear side of the second movable jaw, and the other end of the second toggle plate is pivoted on the rack; a crushing cavity is formed between the fixed jaw and the first movable jaw, and a discharge port is arranged at the lower part of the crushing cavity; the device is characterized in that a first connecting arm is mounted at the lower part of the first movable jaw, a first screen frame is mounted at the other end, corresponding to the first connecting arm, of the first movable jaw, the first screen frame moves along with the first movable jaw and is located below the discharge port and used for receiving and screening ore materials falling from the crushing cavity; the second moves the lower part of jaw and installs the second linking arm, and the second reel is installed to the corresponding other end of second linking arm, and the second reel follows the second and moves the jaw and move together, and first reel and second reel are all unsettled to be set up, and the height that highly is higher than the second reel of first reel, and the second reel is used for accepting and screening the mineral aggregate after first reel screening.
2. The crushing and screening all-in-one machine according to claim 1, wherein one end of the first screen frame and one end of the second screen frame are feeding ends, the other corresponding end of the first screen frame is a discharging end, the feeding ends are inclined towards the discharging end, and the feeding end of the second screen frame is positioned below the discharging end of the first screen frame.
3. A crushing and screening all-in-one machine according to claim 1 or 2, wherein a first screen plate with screening gaps is arranged in the first screen frame, at least a second screen plate with screening gaps is arranged in the second screen frame, and the screening gaps of the first screen plate are smaller than the screening gaps of the at least one second screen plate.
4. The crushing and screening all-in-one machine according to claim 3, wherein a plurality of layers of second screen plates are arranged in the second screen frame, the second screen plates are parallel to each other and are arranged in the second screen frame from top to bottom, and the screening gaps of the second screen plates are sequentially reduced from top to bottom.
5. A crushing and screening all-in-one machine according to claim 3, wherein the first screen plate is of a screen mesh structure or a screen bar structure.
6. A crushing and screening all-in-one machine according to claim 3, wherein the second screen plate is of a screen mesh structure or a screen bar structure.
7. A crushing and screening all-in-one machine according to claim 1, 2, 4, 5 or 6, wherein the first connecting arms are two, the lower ends of the first connecting arms are symmetrically arranged on the first screen frame, the upper ends of the first connecting arms are connected together through a U-shaped mounting piece, the U-shaped mounting piece is integrally formed with the two first connecting arms, and the U-shaped mounting piece is connected with the two side edges and the back of the first movable jaw and is clamped and fixed at the lower part of the first movable jaw.
8. A crushing and screening all-in-one machine according to claim 1, 2, 4, 5 or 6, wherein the number of the second connecting arms is two, the lower ends of the second connecting arms are symmetrically installed on the second screen frame, the upper ends of the second connecting arms are connected together through a U-shaped installation part, the U-shaped installation part is integrally formed with the two second connecting arms, and the U-shaped installation part is connected with the two side edges and the back part of the second movable jaw and is clamped and fixed at the lower part of the first movable jaw.
9. The crushing and screening all-in-one machine according to claim 1, wherein the lower end of the rear side of the first movable jaw is further connected with a connecting rod, and the connecting rod is connected to the rack through a buffer spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944751.7A CN110833879A (en) | 2018-08-19 | 2018-08-19 | Crushing and screening all-in-one machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944751.7A CN110833879A (en) | 2018-08-19 | 2018-08-19 | Crushing and screening all-in-one machine |
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| CN110833879A true CN110833879A (en) | 2020-02-25 |
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| CN201810944751.7A Withdrawn CN110833879A (en) | 2018-08-19 | 2018-08-19 | Crushing and screening all-in-one machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841711A (en) * | 2020-07-29 | 2020-10-30 | 莫凤婷 | Building energy conservation and environmental protection is with effectual reducing mechanism of screening |
| CN112295645A (en) * | 2020-10-30 | 2021-02-02 | 广东磊蒙重型机械制造有限公司 | Jaw crusher for finely dividing broken stone particles and using method thereof |
| CN115445694A (en) * | 2022-09-13 | 2022-12-09 | 安姆普客矿山机械(江苏)有限公司 | Jaw crusher based on image recognition automatic control |
-
2018
- 2018-08-19 CN CN201810944751.7A patent/CN110833879A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841711A (en) * | 2020-07-29 | 2020-10-30 | 莫凤婷 | Building energy conservation and environmental protection is with effectual reducing mechanism of screening |
| CN112295645A (en) * | 2020-10-30 | 2021-02-02 | 广东磊蒙重型机械制造有限公司 | Jaw crusher for finely dividing broken stone particles and using method thereof |
| CN115445694A (en) * | 2022-09-13 | 2022-12-09 | 安姆普客矿山机械(江苏)有限公司 | Jaw crusher based on image recognition automatic control |
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Application publication date: 20200225 |