CN114798052A - Double-vibration exciter vibration self-synchronizing crusher - Google Patents

Double-vibration exciter vibration self-synchronizing crusher Download PDF

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Publication number
CN114798052A
CN114798052A CN202210443757.2A CN202210443757A CN114798052A CN 114798052 A CN114798052 A CN 114798052A CN 202210443757 A CN202210443757 A CN 202210443757A CN 114798052 A CN114798052 A CN 114798052A
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China
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crushing mechanism
plate
jaw
vibration
hinged
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CN202210443757.2A
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CN114798052B (en
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栾振辉
陈涛
陈军
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Anhui University of Science and Technology
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Anhui University of Science and Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C1/00Crushing or disintegrating by reciprocating members
    • B02C1/02Jaw crushers or pulverisers
    • B02C1/04Jaw crushers or pulverisers with single-acting jaws
    • B02C1/043Jaw crushers or pulverisers with single-acting jaws with cooperating single acting jaws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C1/00Crushing or disintegrating by reciprocating members
    • B02C1/02Jaw crushers or pulverisers
    • B02C1/04Jaw crushers or pulverisers with single-acting jaws
    • B02C1/046Jaw crushers or pulverisers with single-acting jaws of the plural stage type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Crushing And Grinding (AREA)

Abstract

The invention relates to the technical field of crushers, in particular to a double-vibration-exciter vibration self-synchronizing crusher which comprises an equipment support, a machine shell, a power mechanism, a vibration exciter assembly, a first crushing mechanism, a second crushing mechanism and a third crushing mechanism, wherein the second crushing mechanism is arranged, the first crushing mechanism drives the second crushing mechanism to move when working, when the first crushing mechanism opens a jaw, an upper opening of a second jaw plate takes a sliding support assembly as a fulcrum to open and receive materials, a lower opening of the second jaw plate extrudes the materials between the second jaw plates, when the first crushing mechanism closes the jaw, the upper opening of the second jaw plate extrudes the materials between the second jaw plates, the lower opening of the second jaw plate is opened, so that the materials treated by the first crushing mechanism are crushed for the second time, the concrete of crushed concrete waste is more thoroughly dropped, and the problem of lower crushing efficiency caused by repeated crushing is avoided, meanwhile, the particle size of the generated crushed substances is smaller, and the later-stage recycling and transportation are facilitated.

Description

Double-vibration exciter vibration self-synchronizing crusher
Technical Field
The invention relates to the technical field of crushers, in particular to a double-vibration-exciter vibration self-synchronizing crusher.
Background
Along with the development of the infrastructure of China and the rapid promotion of the transformation of old cities, a large number of buildings need to be dismantled and moved, in recent years, the buildings of China are mainly brick-concrete structures, and the buildings generate a large amount of precast concrete waste after being dismantled, the waste contains a large amount of reinforcing steel bars, but the reinforcing steel bars are extremely difficult to crush and take out, so most construction units treat the waste together with concrete garbage, the waste of steel resources is caused, if the precast concrete waste can be crushed and reused through a crushing machine, the waste of steel resources can be reduced, and meanwhile, a large amount of land required by piling of the precast concrete waste can be saved;
because precast concrete waste contains a large amount of reinforcing steel bars, the jaw crusher is the most suitable crushing apparatus, but the existing jaw crusher has the following problems when the problems are solved: a. the jaw crusher is used for crushing objects by means of vibrating the movable jaw plate and extruding the static jaw plate through the vibration exciter, more hard objects are in precast concrete waste, the extrusion force generated by the single movable jaw plate is insufficient to completely crush the hard objects, the crushed materials are large in particle size and cannot be directly recycled, and the incompletely crushed parts need to be repeatedly crushed, so that the crushing efficiency is low; b. because of the limited impact area of jaw breaker, when the material was through the breaker fast, the bold concrete in the precast concrete discarded object was broken, but still more concrete on the reinforcing bar is adhered to, causes the difficulty to the recovery processing of later stage reinforcing bar.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a double-vibration exciter vibration self-synchronizing crusher, which solves the technical problems that a jaw crusher depends on a vibration exciter to enable a jaw plate to swing and a static jaw plate to extrude to crush objects, hard objects in precast concrete waste are more, extrusion force generated by a single movable jaw plate is insufficient to completely crush the hard objects, the crushed materials have larger granularity and cannot be directly recycled, and the incompletely crushed parts need to be repeatedly crushed, so that the crushing efficiency is lower.
The technical scheme adopted by the invention for solving the technical problems is as follows: a double-vibration exciter vibration self-synchronizing crusher comprises an equipment support, a machine shell, a power mechanism, a vibration exciter assembly, a first crushing mechanism, a second crushing mechanism and a third crushing mechanism, wherein the machine shell is fixed on the equipment support through bolts, two groups of rotating shaft mounting grooves are symmetrically formed in the top end of the machine shell, the first crushing mechanism and the vibration exciter assembly are respectively mounted in the rotating shaft mounting grooves in a matched mode, the first crushing mechanism and the vibration exciter assembly are matched mechanisms, the power mechanism is fixed at one side of the upper end face of the equipment support through bolts, and the power mechanism is connected with the vibration exciter assembly through a synchronous belt;
the broken mechanism of second sets up the fixed bolster between the both sides wall at equipment support including the symmetry, a shaft hole has been seted up to the fixed bolster middle zone, and the cooperation has the slip supporting component in the shaft hole, the one end of slip supporting component articulates there is the hubei board of second, the top of hubei board of second articulates there is connecting axle sleeve A, and connecting axle sleeve A passes through the bolt fastening at the lower terminal surface of first broken mechanism, the below of slip supporting component is provided with a plurality of buffering subassemblies B, and the one end of buffering subassembly B articulates in hubei board bottom of second.
Furthermore, first broken mechanism includes through pivot normal running fit first hubei province board in the pivot mounting groove, and the face of extrusion of first hubei province board is fixed with hubei province pinion rack A through the bolt, and an end face in first hubei province board bottom is articulated with the vibration exciter subassembly, and the bottom of first hubei province board articulates there is buffer unit A, and buffer unit A sliding fit is in the end wall of casing.
Furthermore, the vibration exciter assembly comprises vibration exciters which are symmetrically arranged, two sides of the bottom of each vibration exciter are respectively hinged with a first hinged plate and a second hinged plate, the other end of each first hinged plate is hinged on the first crushing mechanism, and the second hinged plates are hinged on the inner walls of two ends of the shell.
Furthermore, the symmetrically arranged vibration exciters are connected through a synchronous belt, the directions of eccentric shafts in the two vibration exciters are opposite in an initial state, when a power mechanism drives one of the vibration exciters to move, the two vibration exciters rotate synchronously, the directions of the eccentric shafts in the two vibration exciters are opposite, the directions of transmitted torques in the synchronous rotation process are opposite, and the swinging directions of the two first jaw plates in the first crushing mechanism are opposite.
Further, the sliding support component comprises a sliding support rod which is in sliding fit with the shaft hole, one end of the sliding support rod is provided with a hinged joint, the other end of the sliding support rod is matched with a limiting nut, a limiting ring is arranged between the hinged joint and the fixed support plate, the limiting ring is welded on the outer wall of the sliding support rod, and compression springs are sleeved on the two sides of the fixed support plate and the outer wall of the sliding support rod.
Furthermore, the welding of a terminal surface of second hubei province board has the triangular supports, and the triangular supports is articulated with the sliding support pole, and the face of extrusion of second hubei province board has hubei province pinion rack B through the bolt fastening, and hubei province pinion rack B's pitch of teeth is less than hubei province pinion rack A, and the material granularity after first crushing mechanism reduces, reduces hubei province pinion rack B's pitch of teeth and makes the broken granularity of material further reduce.
Furthermore, compression spring is half compression state under the normality, and compression spring's elastic coefficient is greater than the spring that sets up in buffering subassembly A and the buffering subassembly B, supports the relative position that sliding support pole made sliding support pole through compression spring and stabilizes, and then supports the broken mechanism of second and make it be in stable state in the course of the work, thereby compression spring compression protection equipment spare part is not harmed when meetting the hard thing that can't break simultaneously.
Further, third crushing mechanism is including the connecting axle sleeve B that the symmetry set up, and connecting axle sleeve B passes through the bolt fastening at second hubei province board terminal surface down, is provided with the weight plate below the connecting axle sleeve B, and the top of weight plate is through pivot normal running fit in connecting axle sleeve B, is fixed with arc extrusion plate through the bolt fastening on the adjacent terminal surface of weight plate that the symmetry set up.
Furthermore, a plurality of crushing cones are arranged on the inclined surface of the arc-shaped extrusion plate, and when the arc-shaped extrusion plates are mutually flapped, the crushing cones impact residual concrete on the reinforcing steel bars and crush the residual concrete.
Further, the minimum distance between the two jaw plate A is larger than the minimum distance between the two jaw plate B, and the material enters the second crushing mechanism for further crushing after passing through the first crushing mechanism.
The invention has the beneficial effects that:
the invention provides a double-vibration-exciter vibration self-synchronizing crusher, which is characterized in that a second crushing mechanism is arranged, a first crushing mechanism drives the second crushing mechanism to move when working, when a jaw is opened by the first crushing mechanism, an upper opening of a second jaw plate takes a sliding support assembly as a fulcrum to open and receive materials, a lower opening of the second jaw plate extrudes the materials between the second jaw plates, when the jaw is closed by the first crushing mechanism, the upper opening of the second jaw plate extrudes the materials between the second jaw plates, and the lower opening of the second jaw plate is opened, so that the materials treated by the first crushing mechanism are crushed for the second time, and concrete of crushed concrete waste is more thoroughly fallen, so that the problem of low crushing efficiency caused by repeated crushing is avoided, meanwhile, the generated crushed materials are smaller in granularity, and the later-stage recovery and transportation are convenient.
According to the double-vibration-exciter vibration self-synchronizing crusher provided by the invention, the inclined planes of the arc-shaped extrusion plates are impacted and flapped by the balance weight plate under the action of inertia force by utilizing the self gravity of the balance weight plate, concrete scraps fall off after secondary crushing, a reinforcing steel bar frame attached with concrete particles falls from a feed opening, the arc-shaped extrusion plates hammer the reinforcing steel bar frame when passing through the third crushing mechanism, and the crushing cones arranged on the arc-shaped extrusion plates impact each other to further crush and clean concrete attached to the reinforcing steel bar frame, so that concrete residues on reinforcing steel bars can be reduced, the transportation cost is saved for later-stage recycling of the reinforcing steel bars, and the difficulty in subsequent treatment of the residual concrete on the reinforcing steel bars is reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view taken along A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view of area B of FIG. 3 in accordance with the present invention;
FIG. 5 is an enlarged view of area C of FIG. 3 in accordance with the present invention;
FIG. 6 is an enlarged view of area D of FIG. 3 in accordance with the present invention;
in the figure: 1. a first crushing mechanism; 2. a vibration exciter assembly; 3. a power mechanism; 4. a housing; 5. supporting equipment; 6. a second crushing mechanism; 7. a third crushing mechanism; 11. a first jaw plate; 12. a buffer component A; 21. a vibration exciter; 22. a first hinge plate; 23. a second hinge plate; 61. fixing the support plate; 62. a sliding support assembly; 63. a second jaw plate; 64. the connecting shaft sleeve A; 65. a buffer component B; 621. a sliding support bar; 622. a limiting ring; 623. a compression spring; 631. supporting in a triangular mode; 632. jaw toothed plates B; 71. a weight plate; 72. the connecting shaft sleeve B; 73. an arc-shaped extrusion plate; 731. and (5) crushing the cone.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, the double-vibration-exciter vibrating self-synchronizing crusher of the present invention comprises an equipment support 5, a casing 4, a power mechanism 3, a vibration exciter assembly 2, a first crushing mechanism 1, a second crushing mechanism 6, and a third crushing mechanism 7, wherein the casing 4 is fixed on the equipment support 5 by bolts, two sets of rotating shaft mounting grooves are symmetrically arranged at the top end of the casing 4, the first crushing mechanism 1 and the vibration exciter assembly 2 are respectively mounted in the rotating shaft mounting grooves in a matching manner, the first crushing mechanism 1 and the vibration exciter assembly 2 are matching mechanisms, the power mechanism 3 is fixed at one side position of the upper end surface of the equipment support 5 by bolts, and the power mechanism 3 is connected with the vibration exciter assembly 2 by a synchronous belt;
the second crushing mechanism 6 comprises fixed support plates 61 symmetrically arranged between two side walls of the equipment support 5, a shaft hole is formed in the middle area of each fixed support plate 61, a sliding support component 62 is matched in the shaft hole, one end of each sliding support component 62 is hinged with a second jaw plate 63, the top end of each second jaw plate 63 is hinged with a connecting shaft sleeve A64, each connecting shaft sleeve A64 is fixed on the lower end face of the first crushing mechanism 1 through bolts, a plurality of buffer components B65 are arranged below the sliding support components 62, one end of each buffer component B65 is hinged to the bottom of the second jaw plate 63, during specific work, the power mechanism 3 drives the vibration exciter component 2 to move through belt transmission, so that the first crushing mechanism 1 moves to extrude and crush materials, and meanwhile, the second crushing mechanism 6 hinged to the bottom of the first crushing mechanism 1 is driven to move in the moving process of the first crushing mechanism 1, when the first crushing mechanism 1 opens the jaw, the second jaw 63 opens the upper opening by taking the sliding support component 62 as a fulcrum to receive the material, the lower opening extrudes the material between the second jaw 63, when the first crushing mechanism 1 closes the jaw, the upper opening of the second jaw 63 extrudes the material between the second jaw 63, and the lower opening is opened, so that the material processed by the first crushing mechanism 1 is crushed for the second time.
First crushing mechanism 1 includes through pivot normal running fit in pivot mounting groove first hubei babei board 11, and the face of extrusion of first hubei board 11 is fixed with hubei bazoo plate A13 through the bolt, and an terminal surface in first hubei board 11 bottom is articulated with vibration exciter subassembly 2, and the bottom of first hubei board 11 articulates there is buffer unit A12, and buffer unit A12 sliding fit is in the end wall of casing 4.
The vibration exciter assembly 2 comprises vibration exciters 21 which are symmetrically arranged, two sides of the bottom of each vibration exciter 21 are respectively hinged with a first hinged plate 22 and a second hinged plate 23, the other end of each first hinged plate 22 is hinged on the first crushing mechanism 1, and the second hinged plates 23 are hinged on the inner walls of two ends of the shell 4.
The vibration exciters 21 which are symmetrically arranged are connected through a synchronous belt, the directions of eccentric shafts in the two vibration exciters 21 are opposite in an initial state, when the power mechanism 3 drives one vibration exciter 21 to move, the two vibration exciters 21 synchronously rotate, the directions of the eccentric shafts in the two vibration exciters 21 are opposite, the directions of transmitted moments in the synchronous rotation process are opposite, the swinging directions of the two first jaw plates 11 in the first crushing mechanism 1 are opposite, when the concrete crusher specifically works, the two vibration exciters 21 move, the two first jaw plates 11 synchronously swing towards the center or towards two sides through the first hinged plate 22 and the second hinged plate 23, and the two first jaw plates 11 synchronously swing towards the center, so that concrete waste is impacted and extruded to break and fall off the concrete.
The sliding support component 62 comprises a sliding support rod 621 in the shaft hole in a sliding fit manner, one end of the sliding support rod 621 is provided with a hinge joint, the other end of the sliding support rod 621 is matched with a limiting nut 624, a limiting ring 622 is arranged between the hinge joint and the fixed support plate 61, the limiting ring 622 is welded on the outer wall of the sliding support rod 621, and compression springs 623 are sleeved on the two sides of the fixed support plate 61 and the outer wall of the sliding support rod 621.
The welding of a terminal surface of second hubei province board 63 has triangular support 631, and triangular support 631 is articulated with sliding support 621, and the face of extrusion of second hubei province board 63 passes through the bolt fastening has hubei province pinion rack B632, and hubei province pinion rack B632's tooth pitch is less than hubei province pinion rack A13, and the material granularity after first crushing mechanism 1 reduces, reduces hubei province pinion rack B632's tooth pitch and makes the broken granularity of material further reduce.
The compression spring 623 is in a semi-compressed state in a normal state, the elastic coefficient of the compression spring 623 is larger than that of springs arranged in the buffer assembly A12 and the buffer assembly B65, the compression spring 623 supports the sliding support rod 621 to enable the relative position of the sliding support rod 621 to be stable, the second crushing mechanism 6 is further supported to enable the sliding support rod 621 to be in a stable state in the working process, and meanwhile, when hard objects which cannot be crushed are encountered, the compression spring 623 is compressed to protect equipment parts from being damaged.
The third crushing mechanism 7 comprises connecting shaft sleeves B72 which are symmetrically arranged, the connecting shaft sleeve B72 is fixed on the lower end face of the second jaw 63 through a bolt, a weight plate 71 is arranged below the connecting shaft sleeve B72, the tops of the weight plates 71 are rotatably matched in the connecting shaft sleeve B72 through a rotating shaft, and an arc-shaped extrusion plate 73 is fixed on one end face, adjacent to the symmetrically arranged weight plates 71, of the connecting shaft sleeve B72 through a bolt.
The inclined plane of the arc-shaped extrusion plate 73 is provided with a plurality of crushing cones 731, the crushing cones 731 on the arc-shaped extrusion plate 73 impact residual concrete on the reinforcing steel bars when the crushing cones 731 are mutually slapped and crush the residual concrete, during specific work, the first crushing mechanism 1 moves and crushes materials and simultaneously drives the second crushing mechanism 6 to secondarily extrude and crush the materials, in the process, the feed opening of the second jaw plate 63 swings in an opening and closing mode, so that the counterweight plate 71 which is in running fit with the lower part of the second jaw plate 63 swings, the counterweight plate 71 swings under inertia, the counterweight plate 71 utilizes self gravity to enable the inclined plane of the arc-shaped extrusion plate 73 to mutually slap under the action of inertia force, concrete scraps fall off after secondary crushing, the reinforcing steel bar frame attached with concrete particles falls from the feed opening, the arc-shaped extrusion plate 73 hammers the reinforcing steel bar frame when passing through the third crushing mechanism 7, and the crushing cones 731 on the arc-shaped extrusion plate 73 mutually impact each other to further crush and clean the attached concrete on the reinforcing steel bar frame .
The minimum distance between two jaw plate A13 is greater than the minimum distance between two jaw plate B632, and the material enters the second crushing mechanism 6 for further crushing after passing through the first crushing mechanism 1.
The working principle is as follows:
primary crushing: when the power mechanism 3 drives one of the vibration exciters 21 to move, the two vibration exciters 21 synchronously rotate, the directions of eccentric shafts in the two vibration exciters 21 are opposite, the directions of torques transmitted in the synchronous rotation process are opposite, the swinging directions of the two first jaw plates 11 in the first crushing mechanism 1 are opposite, the two vibration exciters 21 synchronously swing towards the center or towards two sides through the first hinged plate 22 and the second hinged plate 23, and the two first jaw plates 11 synchronously swing towards the center, so that the concrete waste is impacted and extruded to crack and fall off the concrete.
Secondary crushing: power unit 3 drives the motion of vibration exciter subassembly 2 through the belt drive to make the motion of first broken mechanism 1 extrude the breakage to the material, drive the second broken mechanism 6 motion that articulates in first broken mechanism 1 bottom simultaneously at the in-process of first broken mechanism 1 motion, when first broken mechanism 1 opens the hubei province, second hubei province board 63 uses sliding support assembly 62 to open as the fulcrum suitable for reading and receives the material, the material of hubei province extrusion between second hubei province board 63, when first broken mechanism 1 closes the hubei province, the material of second hubei province board 63 suitable for reading extrusion between second hubei province board 63, the hubei province is opened, with this material to first broken mechanism 1 processing carries out the secondary crushing.
And (3) crushing for the third time: drive second crushing mechanism 6 and carry out the secondary extrusion breakage to the material when first crushing mechanism 1 moves broken material, the feed opening of second hubei province board 63 swings that opens and shuts at this in-process, thereby it swings to drive the weight plate 71 swing of normal running fit in second hubei province board 63 below, weight plate 71 receives inertial swing, weight plate 71 utilizes self gravity to make the inclined plane of arc extrusion plate 73 strike mutually under the effect of inertial force and pat, the concrete bits of broken bits drop after the secondary breakage, the steel reinforcement frame that has attached to concrete granule simultaneously drops from the feed opening, arc extrusion plate 73 carries out the hammering to the steel reinforcement frame when third crushing mechanism 7, the adnexed concrete on the further broken clearance steel reinforcement frame of mutual striking of broken awl 731 that sets up on the arc extrusion plate 73 simultaneously.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A double-vibration exciter vibration self-synchronizing crusher comprises an equipment support (5), a machine shell (4), a power mechanism (3), a vibration exciter assembly (2), a first crushing mechanism (1), a second crushing mechanism (6) and a third crushing mechanism (7), and is characterized in that the machine shell (4) is fixed on the equipment support (5) through bolts, two groups of rotating shaft mounting grooves are symmetrically formed in the top end of the machine shell (4), the first crushing mechanism (1) and the vibration exciter assembly (2) are respectively installed in the rotating shaft mounting grooves in a matched mode, the first crushing mechanism (1) and the vibration exciter assembly (2) are matched mechanisms, the power mechanism (3) is fixed on one side of the upper end face of the equipment support (5) through bolts, and the power mechanism (3) is connected with the vibration exciter assembly (2) through a synchronous belt;
the broken mechanism of second (6) sets up fixed support board (61) between equipment support (5) both sides wall including the symmetry, a shaft hole has been seted up to fixed support board (61) middle zone, and the cooperation has sliding support subassembly (62) in the shaft hole, sliding support subassembly (62)'s one end articulates there is the second hubei province board (63), the top of second hubei province board (63) articulates there is connecting sleeve A (64), and connecting sleeve A (64) pass through the bolt fastening at the lower terminal surface of first broken mechanism (1), sliding support subassembly (62)'s below is provided with a plurality of buffering subassemblies B (65), and the one end of buffering subassembly B (65) articulates in second hubei province board (63) bottom.
2. The self-synchronizing vibrating crusher with two vibration exciters according to claim 1, characterized in that the first crushing mechanism (1) comprises a first jaw plate (11) which is rotatably fitted in a rotating shaft mounting groove through a rotating shaft, a jaw plate A (13) is fixed on an extrusion surface of the first jaw plate (11) through a bolt, one end face of the bottom of the first jaw plate (11) is hinged with the vibration exciter assembly (2), a buffer assembly A (12) is hinged with the bottom of the first jaw plate (11), and the buffer assembly A (12) is slidably fitted in an end wall of the casing (4).
3. The dual-exciter vibrating self-synchronizing crusher according to claim 2, wherein the exciter assembly (2) comprises symmetrically arranged exciters (21), two sides of the bottom of the exciters (21) are respectively hinged with a first hinged plate (22) and a second hinged plate (23), the other end of the first hinged plate (22) is hinged on the first crushing mechanism (1), and the second hinged plate (23) is hinged on the inner walls of two ends of the machine shell (4).
4. A double exciter vibrating self-synchronizing crusher according to claim 3, characterized in that the symmetrically arranged exciters (21) are connected by a synchronous belt, and the eccentric shafts in the two exciters (21) are opposite in direction in the initial state.
5. The double-vibration exciter vibration self-synchronizing crusher according to claim 1, wherein the sliding support assembly (62) comprises a sliding support rod (621) which is in sliding fit in the shaft hole, one end of the sliding support rod (621) is provided with a hinged joint, the other end of the sliding support rod (621) is matched with a limit nut (624), a limit ring (622) is arranged between the hinged joint and the fixed support plate (61), the limit ring (622) is welded on the outer wall of the sliding support rod (621), and compression springs (623) are sleeved on two sides of the fixed support plate (61) and on the outer wall of the sliding support rod (621).
6. The self-synchronizing vibrating crusher with two vibration exciters as claimed in claim 4, characterized in that a triangular support (631) is welded to one end face of the second jaw plate (63), the triangular support (631) is hinged to the sliding support rod (621), a jaw plate B (632) is fixed to the extrusion face of the second jaw plate (63) through bolts, and the pitch of the jaw plate B (632) is smaller than that of the jaw plate A (13).
7. The dual exciter vibratory self-synchronizing crusher according to claim 5, wherein the compression spring (623) is normally in a semi-compressed state, and the spring constant of the compression spring (623) is greater than the springs provided in the buffer assembly A (12) and the buffer assembly B (65).
8. The self-synchronizing vibrating crusher with double exciters according to any one of claims 2 to 5, wherein the third crushing mechanism (7) comprises symmetrically arranged connecting shaft sleeves B (72), the connecting shaft sleeves B (72) are fixed on the lower end face of the second jaw plate (63) through bolts, a weight plate (71) is arranged below the connecting shaft sleeves B (72), the tops of the weight plates (71) are rotatably fitted in the connecting shaft sleeves B (72) through rotating shafts, and an arc-shaped extrusion plate (73) is fixed on one end face adjacent to the symmetrically arranged weight plates (71) through bolts.
9. The vibrating self-synchronizing crusher with double exciters according to claim 8, characterized in that a plurality of crushing cones (731) are arranged on the inclined surface of the arc-shaped extrusion plate (73).
10. The vibrating self-synchronizing crusher with double vibration exciters according to claim 4, characterized in that the minimum distance between the two jaw plates A (13) is larger than the minimum distance between the two jaw plates B (632).
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115318358A (en) * 2022-08-10 2022-11-11 长沙理工大学 Jaw crusher with multi-stage buffering

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