CN111282703A

CN111282703A - Mobile crusher and mounting method thereof

Info

Publication number: CN111282703A
Application number: CN202010237238.1A
Authority: CN
Inventors: 黄康华; 黄珠芹; 齐进
Original assignee: Guangxi Meista Engineering Machinery Equipment Co ltd
Current assignee: Guangxi Meista Engineering Machinery Equipment Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-06-16
Anticipated expiration: 2040-03-30
Also published as: CN111282703B

Abstract

The invention discloses a mobile crusher, which comprises a crushing system and a traveling system, the walking system consists of a front frame, a power driving assembly, a crawler walking assembly, a conveying device and a lower end supporting frame, the crushing system consists of a rear frame, a crushing main machine, a feeding hopper and a damping device, wherein a lower end supporting frame is fixed on the crawler belt walking assembly through bolts, the bottom end of the rear frame and the bottom end of the front frame are fixed on the crawler belt walking assembly through the lower end supporting frame, the crushing main machine is fixed on the rear frame, the rear end of the rear frame is fixed with the feeding hopper, the two side parts of the rear frame are fixed on the side part of the lower end supporting frame through the damping devices, one end of the conveying device is fixed below the discharge hole of the crushing main machine, the other end of the crushing main machine extends to the outer side of the front end of the front frame from the lower part of the discharge hole of the crushing main machine in an inclined mode. The invention can effectively avoid the damage rate of disassembly, assembly and transportation, save the transportation cost and improve the safety of transportation and installation.

Description

Mobile crusher and mounting method thereof

Technical Field

The invention belongs to the technical field of crushing mechanical equipment, and particularly relates to a movable crusher and an installation method thereof.

Background

The crushing and screening equipment is mainly divided into a fixed crusher and a movable crusher, is mainly used for the operation and processing of flowable stone materials such as highways, railways, hydroelectric engineering and the like, and can adopt various configuration forms by users according to the types, scales and different requirements of finished materials of processing raw materials. At present, no matter be fixed breaker or portable breaker in the market, in the processing operation process of building stones, all can bring a great deal of adverse effects for the construction unit in the aspect of engineering progress, construction cost, equipment management etc. the leading cause lies in: the investment construction cycle is long, the auxiliary assembly who drops into is many, equipment takes up an area of a large scale and is great, the equipment that lifts by crane of certain ability needs to carry, equipment transition difficulty, except that equipment that lifts by crane, still need many large-scale transportation equipment, equipment is deposited and also needs certain place, the routine maintenance cost is high, and inconvenient transition operation, after shifting, need install again, and installation and debugging cycle length is long, equipment dismouting and transportation spoilage are high, the routine maintenance cost is also high, the fixed difficult circumstances such as regulation of broken screening equipment structure, seriously influence the productivity and the efficiency of broken screening, be difficult to adapt to the processing operation under the adverse circumstances.

Disclosure of Invention

The invention aims to provide a mobile crusher and an installation method thereof, the mobile jaw crusher can effectively avoid the damage rate of disassembly and assembly and transportation, save the transportation cost, improve the safety of transportation and installation, and can adapt to crushing processing operation in severe environment. In order to achieve the purpose, the invention adopts the following technical scheme:

according to one aspect of the invention, a mobile crusher is provided, the crusher comprises a crushing system and a traveling system, the traveling system is composed of a front frame, a power drive assembly, a crawler traveling assembly, a conveying device and a lower end support frame, the crushing system is composed of a rear frame, a crushing main machine, a feeding hopper and a damping device, the lower end support frame is fixed on the crawler traveling assembly through bolts, the bottom end of the rear frame is detachably mounted on the lower end support frame through bolts, so that the bottom end of the rear frame is mounted on the crawler traveling assembly through the lower end support frame, the front frame is fixedly mounted on the crawler traveling assembly through the lower end support frame, the front frame and the rear frame are distributed on the same horizontal surface plane of the lower end support frame, the crushing main machine is fixedly mounted on the rear frame, the rear end of the rear frame is fixedly provided with the feeding hopper, the feeding hopper is positioned above the rear part of the crushing main machine, the discharge port of the feeding hopper is communicated with the feeding port of the crushing main machine, the two side parts of the rear frame are fixedly provided with the damping devices, the lower ends of the damping devices are fixed on the side parts of the lower end supporting frame, one end of the conveying device is fixed below the discharge port of the crushing main machine, the other end of the conveying device obliquely extends to the outer side of the front end of the front frame from the lower part of the discharge port of the crushing main machine, and the power driving assembly is in transmission connection with the crawler traveling assembly.

In a further preferred embodiment of the above solution, the lower supporting frame is formed by welding, overlapping and fixing an edge of an upper supporting frame and an edge of a lower supporting frame, a conveying channel is formed between the upper supporting frame and the lower supporting frame, a feeding end of the conveying device penetrates from a front end to a rear end of the conveying channel between the upper supporting frame and the lower supporting frame, the upper supporting frame includes an upper horizontal supporting beam formed by two parallel H-shaped steels and a plurality of upper horizontal supporting beams fixed between the two upper horizontal supporting beams, the lower supporting frame includes a lower horizontal supporting beam formed by two parallel H-shaped steels and a plurality of lower horizontal supporting beams fixed between the two lower horizontal supporting beams, the upper horizontal supporting beam and the lower horizontal supporting beam are welded to each other in an overlapping manner, and a conveying channel for installing the conveying device is formed between the upper horizontal supporting beam and the lower horizontal supporting beam, and shock absorption supporting platforms for supporting the shock absorption devices extend outwards from two sides between the lower edge of the upper horizontal supporting beam and the lower edge of the lower horizontal supporting beam or from the lower edge of the lower horizontal supporting beam, the top ends of the shock absorption devices are respectively fixed on two side parts of the rear frame, and the lower ends of the shock absorption devices are fixed on the shock absorption supporting platforms.

In a further preferred embodiment of the above aspect, a sliding support groove for placing the rear frame is provided on the surface of the upper horizontal support beam, and the sliding support groove is directly connected to the rear end of the rear frame along the surface of the upper horizontal support beam below the front end of the rear frame.

Preferably, a detachable limiting beam is arranged at the front end between the two lower horizontal supporting beams, and the feeding end of the conveying device gradually penetrates into the conveying channel from the upper surface of the limiting beam, so that the feeding end of the conveying device is stopped at a position 0.8-1.5 m away from the rear ends of the lower horizontal supporting beams; and conveying installation seats are arranged on the opposite inner sides of the two lower horizontal supporting beams, and the conveying device is fixed on the lower horizontal supporting beams through the conveying installation seats.

Preferably, the supporting and fixing shells are respectively arranged at two side parts of the rear frame, a plurality of parallel buckling parts outwards extend out of the side parts of the supporting and fixing shells, the supporting and fixing shells are fixed at the two side parts of the rear frame through the buckling parts, the top ends of the shock absorption devices are respectively fixed at the two side parts of the rear frame through the supporting and fixing shells, and the lower ends of the shock absorption devices are fixed on the shock absorption supporting table.

The scheme is further preferred, the damping device 8 comprises a damping base, a damping support shaft and a damping spring, the top end of the damping support shaft is vertically and upwards inserted into and supported by the fixed shell to be fixed, the lower end of the damping support shaft is fixed on the damping base, the damping spring is sleeved on the outer wall of the damping support shaft, and the damping base is fixed on the damping support platform.

The further preferred of above-mentioned scheme shock mount's both sides edge is provided with the shock attenuation sideboard of perk that makes progress be provided with two vertical ascending shock attenuation support otic placodes in the shock mount and between the shock attenuation sideboard of both sides edge, the lower extreme of shock attenuation back shaft insert between two shock attenuation support otic placodes and with shock mount's surface contact, the lower extreme of shock attenuation back shaft passes through the axis of rotation with two shock attenuation support otic placodes and is connected.

In a further preferred embodiment of the above-mentioned solution, a reinforcing rib plate is disposed between the outer side wall of the shock-absorbing support lug and the surface of the shock-absorbing base, and the shock-absorbing support shaft is a telescopic support shaft.

In a further preferred embodiment of the above-described solution, fences are respectively disposed on both side edges of the upper surface of the front frame and both side edges of the upper surface of the rear frame; the crawler type crawler belt walking assembly comprises a front frame, a crawler belt walking assembly, a front frame, a support connecting frame, a crawler belt walking assembly, a crawler belt, a first crawling ladder, a second crawling ladder, a first crawling ladder and a second crawling ladder, wherein the first crawling ladder is arranged on the side walls of the two sides of the front frame, the support connecting frame is arranged on the rear side of the first crawling ladder, the upper end of the first crawling ladder is rotatably connected; the crawler belt walking assembly is characterized in that second crawling ladders are arranged on the side walls of the two sides of the rear rack, at least one connecting plate is arranged on the rear side of each second crawling ladder, the upper end of each second crawling ladder is rotatably connected to the side portions of the two sides of the rear rack, and the rear side of the lower end of each second crawling ladder is connected to the crawler belt walking assembly through the connecting plate.

According to another aspect of the invention, there is provided a method of installing a mobile crusher, comprising the steps of:

step 1: firstly, assembling and molding a crawler walking assembly, a lower end supporting rack, a front rack and a power driving assembly into a walking system, assembling and molding a rear rack, a crushing host, a feeding hopper and a damping device into a crushing system, transferring the walking system and the crushing system to a construction operation site, installing and fixing the walking system, and then controlling the front end of the rear rack of the crushing system to slowly slide to the front end along the rear end of the lower end supporting rack so as to enable the surface of the rear rack to be fixed on the lower end supporting rack in a sliding manner;

step 2: inserting a conveying device into a conveying channel formed in a lower end support frame from a front frame, fixing the conveying device in the lower end support frame, fixing the lower end of a damping device on a damping support table on the side part of the lower end support frame, fixedly connecting the damping device on the damping support table through bolts, adjusting the heights of the damping devices on two sides of a rear frame, enabling the rear frame to be stably placed on the lower end support frame in a fit manner to form a damping gap space, enabling the space between the damping gap space to be not more than 0.6 mm-2 mm, forming a damping acting force between the damping device and the rear frame, and performing crushing operation after installation and debugging are finished;

and step 3: after the crushing operation is finished, the height of the damping device is adjusted again, a bolt connected between the rear rack and the lower end supporting rack is disassembled, the rear rack of the operating and controlling walking system slowly slides to the rear end along the lower end supporting rack, the crushing system is separated from the walking system, the crushing system is lifted away from the walking system, and finally the walking system is operated and controlled to move.

In summary, due to the adoption of the technical scheme, the invention has the following technical effects:

(1) the main structure of the whole machine is that the section bar is processed, and the whole machine is convenient to manufacture, process, install, disassemble, transport and maintain. Excessive vibration takes place between broken system and the traveling system through the reducible broken in-process of damping device, remove through the crawler-type and install and transport with the detachable cooperation of broken station and transport the walking through the track assembly with the front frame, applicable abominable road conditions and workplace are installed, broken operation, it is convenient not only to change the place, greatly reduced the cost of transportation when the transportation, saved a large amount of installation and debugging costs when getting into broken operation zone time.

(2) The crusher avoids the damage rate of disassembly, assembly and transportation, saves the transportation cost and improves the safety of transportation and installation; after the transition, the crusher needs to be installed again, so that the installation and debugging period can be shortened, the capacity and the efficiency of the crusher can be improved, and the crusher can adapt to crushing processing operation in severe environment.

Drawings

Fig. 1 is a schematic view of the general structure of a mobile crusher of the present invention;

FIG. 2 is a schematic representation of the general structure of a mobile crusher of the present invention after separation;

FIG. 3 is a schematic view of the mounting structure of the front frame, the rear frame and the lower end support frame of the present invention;

FIG. 4 is a schematic view of the construction of the lower end support frame of the present invention;

FIG. 5 is a schematic structural view of an H-shaped fastening support frame according to the present invention;

FIG. 6 is a schematic view of the mounting structure of the supporting and fixing housing and the shock absorbing device of the present invention;

FIG. 7 is a schematic view of the general construction of the transfer device of the present invention;

FIG. 8 is a cross-sectional view of the transfer device of the present invention;

FIG. 9 is a schematic structural view of the delivery carriage of the present invention;

FIG. 10 is an axial view of the transport carriage of the present invention;

fig. 11 is a schematic structural view of the present invention self-aligning idler assembly;

FIG. 12 is an axial view of the self-aligning idler assembly of the present invention

FIG. 13 is a schematic structural view of the upper turning idler assembly of the present invention;

FIG. 14 is a schematic structural view of the upper turning idler assembly of the present invention;

FIG. 15 is a schematic structural view of a first support connection plate and a second support connection plate of the present invention;

FIG. 16 is a schematic view of the mounting structure of the L-shaped edge support plate of the present invention;

in the drawing, a front frame 1, a rear frame 2, a crawler traveling assembly 3, a power driving assembly 4, a crushing main machine 5, a conveying device 6, a damping device 8, a feeding hopper 7, a lower end supporting frame 9, a first ladder stand 10, a supporting connecting frame 11, a second ladder stand 20, a connecting plate 21, a conveying channel 60, a conveying supporting frame 61, a driving belt 62, a speed reducing motor 63, a driving roller 64, a driven roller 65, a tensioning adjusting device 66, a connecting seat 67 and a material protecting plate 68;

the device comprises a gantry-shaped brace 601, an upper rotating carrier roller assembly 602, a lower rotating carrier roller 603, a mud scraper 604, an aligning carrier roller assembly 605, a lower joist 605a, an upper adjusting joist 605b, an aligning carrier roller 605c, a deflection regulating roller 605d, a fixed support frame 605e, a first rotating shaft 605f, a carrier roller support g, an L-shaped support shaft 605h, an extension spring 605i and an L-shaped blocking block 605 j; the support roller comprises a support roller mounting support plate 6021, a support roller connecting plate assembly 6022, an L-shaped edge support plate 6023, a left support roller 6024, a middle support roller 6025, a right support roller 6026, a fixed support plate 60210, a second rotating shaft 60211, a limiting member 60212, a support roller mounting bottom plate 60220, a first support connecting plate 60221, a second support connecting plate 60222, a fixed connecting part 60223, a clamping interface 60224, a screw hole 60225, a screw 60226, a support supporting plate 60227 and a guide roller 60231;

the damping support device comprises a damping base 80, a damping support shaft 81, a damping spring 82, a damping side plate 83, a damping support lug plate 84, a rotating shaft 85, a reinforcing rib plate 86, an upper horizontal support beam 90a, a lower horizontal support beam 91a, a limiting beam 91b, a conveying installation seat 91c, a damping support platform 92, a sliding support groove 93, an H-shaped buckling support frame 94 and a support groove plate 95.

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 below with reference to the accompanying drawings by way of examples of preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

As shown in fig. 1, 2 and 3, the mobile crusher provided by the present invention comprises a crushing system and a traveling system, wherein the traveling system is composed of a front frame 1, a power driving assembly 4, a crawler traveling assembly 3, a conveyor 6 and a lower end support frame 9, the crushing system is composed of a rear frame 2, a main crushing machine 5, an upper hopper 7 and a damping device 8, the lower end support frame 9 is fixed on the crawler traveling assembly 3 through bolts, the bottom end of the rear frame 2 is detachably mounted on the lower end support frame 9 through bolts, the bottom end of the rear frame 2 is mounted on the lower end support frame 9 through detachable damping bolts, so that the bottom end of the rear frame 2 is mounted on the crawler traveling assembly 3 through the lower end support frame 9, the front frame 1 is fixedly mounted on the crawler traveling assembly 3 through the lower end support frame 9, the front frame 1 and the rear frame 2 are distributed on the same horizontal surface plane of a lower end supporting frame 9, the crushing main machine 5 is fixedly installed on the rear frame 2, the feeding hopper 7 is fixedly installed at the rear end of the rear frame 2, the feeding hopper 7 is positioned at the rear upper part of the crushing main machine 5, a discharging port of the feeding hopper 7 is communicated with a feeding port of the crushing main machine 5, the bottom end of the feeding hopper 7 is fixed on the rear frame 2 through a supporting spring, and stone materials in the feeding hopper 7 in the vibration process gradually fall into the crushing main machine 5 to be crushed by the inertial vibration of the crushing main machine 5 in the processing operation process, so that the convenience in feeding is realized, and the stone materials are continuously conveyed into a jaw crusher to be crushed; the damping devices 8 are fixedly installed at two side parts of the rear frame 2, the lower ends of the damping devices 8 are fixed on the side parts of the lower end supporting frames 9, when stone materials in the feeding hopper 7 fall into the crushing main machine 5 to be crushed, the crushing main machine 5 on the rear frame 2 is crushed, the lower surface of the rear frame 2 is in contact with the surface of the lower end supporting frames 9, and the damping devices 8 on the side parts of the rear frame 2 play a role in buffering in the crushing process; one end of the conveying device 6 is fixed below a discharge port of the crushing main machine 5, the other end of the conveying device 6 extends upwards from the lower part of the discharge port of the crushing main machine 5 to the outer side of the front end of the front frame 1 in an inclined mode, and the power driving assembly 4 is in transmission connection with the crawler traveling assembly 3; building stones from the interior building stones of feeding funnel 7 fall to broken host computer 5 in carry out the breakage, on broken building stones of broken host computer 5 fell to conveyer 6, this conveyer 6 transported the front end of preceding frame 1 with the building stones after the breakage to the convenience is installed and the building stones after the breakage to the breaker transports. In the invention, when the crushing operation is carried out, firstly, the crawler traveling assembly 3, the lower end supporting frame 9, the front frame 1 and the power driving assembly 4 are assembled and formed into a crushing traveling system, the rear frame 2, the crushing main machine 5, the feeding hopper 7 and the damping device 8 are assembled and formed into a crushing system, then, after the crushing traveling system and the crushing system are transported to a construction operation site, the crushing traveling system is controlled to move to the lower part of the rear frame 2, so that the lower end supporting frame 9 is positioned below the front end of the rear frame 2 and can be mutually fitted and installed as standard, then, the front end of the rear frame 2 of the crushing system is controlled to slowly slide to the front end along the rear end of the lower end supporting frame 9, so that the rear frame 2 is completely placed on the lower end supporting frame 9, the conveying device 6 is inserted from the front frame 1 and passes through a conveying channel 60 formed in the lower end supporting frame 9, and then, the height of the damping device 8 is, fixing the lower end of the damping device 8 on the side part of the lower end supporting frame 9, connecting and fixing the rear frame 2 which is stably and fittingly placed on the lower end supporting frame 9 through bolts, fixing the conveying device 6 in the lower end supporting frame 9, and performing crushing operation after debugging is finished; after the crushing operation is completed, a bolt connected between the rear rack 2 and the lower end supporting rack 9 is disassembled, the damping device 8 is adjusted to enable the damping device to slowly rise, a gap capable of sliding relatively is formed between the rear rack 2 and the lower end supporting rack 9, the rear rack 2 of the operation control crushing system slides to the rear end on the lower end supporting rack 9, the crushing system can be separated from the traveling system, the crushing system can be transported by a transport vehicle, the crushing system can be hoisted and transferred to the transport vehicle by using hoisting equipment or a traction device, excessive dismounting and transportation damage rate are avoided, the transportation cost is saved, the safety of transportation and installation is improved, the operation control crushing traveling system moves to be far away from the crushing system, and the traveling system can be transported to the next operation site. After the transition, need install again, can reduce installation and debugging cycle length, can promote broken sieve's productivity and efficiency, can adapt to broken processing operation under the adverse circumstances.

Fences 12 are respectively arranged on the edges of two sides of the upper surface of the front frame 1 and the edges of two sides of the upper surface of the rear frame 2, so that an operator can conveniently walk on the front frame 1 and the rear frame 2; the crawler type crawling ladder comprises a front rack 1, a crawler type crawling ladder 10, a crawler type crawling ladder assembly 3 and a crawler type crawling ladder system, and is characterized in that first crawling ladders 10 are arranged on side walls on two sides of the front rack 1, a supporting connecting frame 11 is arranged on the rear side of each first crawling ladder 10, the upper end of each first crawling ladder 10 is rotatably connected to the side walls on the two sides of the front rack 1, a lifting hook is arranged at the upper end of each first crawling ladder 10, the upper end of each first crawling ladder 10 is rotatably installed on the side wall of the front rack 1 through the lifting hook so as to rotate up and down and be detached, the first crawling ladder 10 is folded up during upward rotation so as to be convenient to transport; the two side walls of the rear frame 2 are provided with second ladder stands 20, the rear side of the second ladder stand 20 is at least provided with a connecting plate 21, the upper end of the second ladder stand 20 is rotatably connected to the two side parts of the rear frame 2, the rear side of the lower end of the second ladder stand 20 is connected to the crawler belt walking assembly 3 through the connecting plate 21, and the second ladder stand 20 has the same structure as the first ladder stand 10, so that the installation and the transportation are convenient.

In the present invention, with reference to fig. 2, 3 and 4, the lower supporting frame 9 is formed by welding and overlapping the edge of the upper supporting frame and the edge of the lower supporting frame, a conveying channel 60 is formed between the upper supporting frame and the lower supporting frame, the feeding end of the conveying device 6 penetrates from the front end of the conveying channel 60 between the upper supporting frame and the lower supporting frame to the rear end, the upper supporting frame includes an upper horizontal supporting beam 90 composed of two parallel H-shaped steels and a plurality of upper transverse supporting beams 90a fixed between the two upper horizontal supporting beams 90, the lower supporting frame includes a lower horizontal supporting beam 91 composed of two parallel H-shaped steels and a plurality of lower transverse supporting beams 91a fixed between the two lower horizontal supporting beams 91, the upper horizontal supporting beam 90 and the lower horizontal supporting beam 91 are overlapped and welded with each other, a conveying channel 60 for mounting the conveying device 6 is formed between the upper transverse supporting beam 90a and the lower transverse supporting beam 91a, a detachable limiting beam 91b is arranged at the front end between the two lower horizontal supporting beams 91, and the feeding end of the conveying device 6 gradually penetrates into the conveying channel 60 from the upper surface of the limiting beam 91b, so that the feeding end of the conveying device 6 is stopped at a position 0.8-1.5 m away from the rear end of the lower horizontal supporting beam 91 and is just positioned below the outlet of the crushing main machine 5; conveying installation seats 91c are arranged on the opposite inner sides of the two lower horizontal support beams 91, the conveying device 6 is fixed on the lower horizontal support beams 91 through the conveying installation seats 91c, and after the conveying device 6 penetrates into the conveying channel 60, the conveying device 6 is fixed on two sides in the lower horizontal support beams 91 through the conveying installation seats 91 c; a shock absorption support platform 92 for supporting the shock absorption device 8 extends outwards from two sides between the lower edge of the upper horizontal support beam 90 and the lower edge of the lower horizontal support beam 91 or from the lower edge of the lower horizontal support beam 91, a sliding support groove 93 for placing the rear frame 2 is arranged on the surface of the upper horizontal support beam 90, the sliding support groove 93 is directly communicated to the rear end of the rear frame 2 along the surface of the upper horizontal support beam 90 below the front end of the rear frame 2, and the rear frame 2 is installed in a sliding manner along the sliding support groove 93 on the surface of the upper horizontal support beam 90; a plurality of H-shaped buckling support frames 94 are uniformly arranged at intervals on the side of the lower horizontal support beam 91 and the side of the upper horizontal support beam 90, as shown in fig. 5, the buckling-supporting brackets 94 are vertically buckled and fixed (welded and fixed after buckling) on the side portions of the lower horizontal supporting beam 91 and the upper horizontal supporting beam 90, the lower horizontal support beam 91 and the upper horizontal support beam 90 are further reinforced, a support groove plate 95 which is bent outwards and obliquely downwards and extends out is arranged in the buckling support frame 94, the supporting channel plate 95 is inclined downwards along the outer side of the lower supporting frame 9 (the lower horizontal supporting beam 91 and the upper horizontal supporting beam 90) and then bent horizontally to extend out, and the supporting channel plate 95 is used for damping the supporting platform 92, climbing the ladder and fixedly connecting with the edge of the crawler belt walking assembly 3, so as to further stabilize the lower supporting frame 9. The top ends of the shock absorption devices 8 are respectively fixed at the two side parts of the rear frame 2, the lower ends of the shock absorption devices 8 are fixed on a shock absorption support platform 92, and after the rear frame 2 is installed along a support groove 93 on the surface of the upper horizontal support beam 90, the shock absorption devices 8 are adjusted and fixed on the shock absorption support platform 92; when the conveying device 6 is inserted from the front end of the conveying channel 60, when the conveying device 6 is put into the conveying channel 60 from the front end of the front frame 1, the limiting beam 91b is firstly detached from the lower horizontal supporting beam 91 so as not to block and install the conveying device 6, the conveying installation seats 91c are arranged at the opposite inner sides of the two lower horizontal supporting beams 91, the conveying device 6 is fixed on the lower horizontal supporting beam 91a through the conveying installation seats 91c, when the conveying device 6 is put into the conveying channel 60 formed between the upper horizontal supporting beam 90a and the lower horizontal supporting beam 91a, the conveying device 6 passes below the discharge port of the crushing main machine 5 and extends to the rear end of the lower end supporting frame 9 (the lower horizontal supporting beam 91) by a distance of 0.8m to 1.5m, namely, the rear end of the conveying device 6 is 0.8m to 1.5m away from the rear end of the lower horizontal supporting beam 91, therefore, the broken stone materials falling from the main crushing machine 5 are reduced from being scattered, the broken stone materials fall down to the conveying device 6 and are immediately conveyed to one side of the front end of the front frame 1, the falling and accumulating stone materials in the conveying device 6 are more, the stone materials touch the upper transverse supporting beam 90a in the conveying process, and the stone materials in the conveying device 6 are conveyed after being leveled.

In the present invention, referring to fig. 2, 3, 5 and 6, a supporting and fixing housing 200 is respectively disposed at both side portions of a rear frame 2, a plurality of fastening portions 201 parallel to each other are extended outwardly from a side portion of the supporting and fixing housing 200, the supporting and fixing housing 200 is fixed at both side portions of the rear frame 2 by the fastening portions 201, a top end of a damping device 8 is fixed at both side portions of the rear frame 2 by the supporting and fixing housing 200, a lower end of the damping device 8 is fixed on a damping support platform 92, the damping device 8 includes a damping base 80, a damping support shaft 81 and a damping spring 82, a top end of the damping support shaft 81 is vertically inserted into the supporting and fixing housing 200 and fixed upward, a lower end of the damping support shaft 81 is fixed on the damping base 80, the damping spring 82 is sleeved on an outer wall of the damping support shaft 81, the damping base 80 is fixed on the damping support platform 92, the damping support device comprises a damping base 80, two damping side plates 83 which are tilted upwards are arranged on the edges of two sides of the damping base 80, two vertical upwards damping support lug plates 84 are arranged in the damping base 80 and between the damping side plates 83 on the edges of the two sides, the damping support lug plates 84 are fixedly reinforced, the lower end of a damping support shaft 81 is inserted between the two damping support lug plates 84 and is in contact with the surface of the damping base 80, the lower end of the damping support shaft 81 is rotatably connected with the two damping support lug plates 84 through a rotating shaft 85, and the damping support shaft 81 is rotatably connected with the damping base 80, so that the angle of the damping base 80 can be adjusted at the same time, and the damping support device can be conveniently supported on supporting surfaces with different angles; the damping support shaft 81 is a telescopic support shaft which is a hydraulic cylinder telescopic shaft, after the rear rack 2 is installed along the support groove 93 on the surface of the upper horizontal support beam 90, the length of the extension of the damping support shaft 81 is adjusted, so that the top end of a damping spring 82 sleeved on the outer wall of the damping support shaft 81 is in contact with the lower surface of the rear rack 2 to form elastic contact, and then the rear rack 2 is fixedly connected with the lower end support rack 9 through a bolt; when the broken host computer 5 on the after-frame 2 is broken, will vibrate and make whole after-frame 2 and lower extreme support the frame 9 between take place the vibration, at this moment, damping spring 82 on the after-frame 2 lateral part and the lower extreme support produce the elastic support effort between the shock attenuation brace table 92 at frame 9 edge to play the effect of buffering in crushing process, and through above-mentioned fixed mounting convenient and fast more, it is also convenient to maintain, still can imbed in vibration damping mount 80 and set up ball or gyro wheel, vibration damping mount 80's bottom lower surface pass through ball or gyro wheel with vibration damping brace table 92, thereby conveniently support rear-frame 2 of broken system and slowly slide on the vibration damping brace table 92 of lower extreme support frame 9.

In the present invention, as shown in fig. 7, 8, 9 and 10, the conveying device 6 includes a conveying support frame 61, a transmission belt 62, a speed reducing motor 63, a driving roller 64 rotatably connected to the front end of the conveying support frame 61, a driven roller 65 rotatably connected to the rear end of the conveying support frame 61, the transmission belt 62 is wound on the upper and lower surfaces of the conveying support frame 61 along the space between the driving roller 64 and the driven roller 65, the speed reducing motor 63 is disposed on the side portion of the front end of the conveying support frame 61, the output shaft of the speed reducing motor 63 is in transmission connection with the driving roller 64, a tension adjusting device 66 for adjusting the tension of the transmission belt 62 is disposed on the side portion of the conveying support frame 61 and on the rear side of the speed reducing motor 63, the speed reducing motor 63 is slidably disposed on both sides of the front end of the conveying support frame 61, the speed reducing motor 63 is pushed to slide on both sides of, the driving gear motor 63 is driven to move towards the front end or the rear end of the conveying support frame 61, so that the driving roller 64 is driven to drive the driven roller 65 to move towards the front end or the rear end of the conveying support frame 61, the purpose of tensioning the transmission belt 62 is achieved, and the transmission belt has a good stabilizing effect in the process of conveying stone and sand. A connecting seat 67 is arranged at the edge of the bottom surface of the conveying support frame 61, and the conveying support frame 61 is fixedly connected with the conveying installation seat 91c through the connecting seat 67 by bolts, so that the conveying support frame 61 is fixed in the lower end support frame 9; and a material protection plate 68 which obliquely extends outwards and upwards is arranged around the rear end edge of the conveying support frame 61, so that the amount of sand and stone materials stored in the conveying belt 62 is increased. The two sides of the upper edge of the conveying support frame 61 are fixedly connected through a gantry-shaped brace 601, and the height of the gantry-shaped brace 601 is flush with the lower edge of the material protection plate 68 or lower than the upper edge of the material protection plate 68; when the sand falls on the transmission belt 62, the sand material higher than the material protecting plate 68 is leveled through the gantry-shaped brace 601, so as to level the sand material, and the sand material is not easy to scatter in the transmission process, an upper rotating roller assembly 602 which is formed by transversely folding a plurality of sections into arc arrangement is transversely arranged between two sides of the upper edge in the transmission support frame 61, so that the transmission belt 62 is arranged along the inside of the transmission support frame 61 in a groove shape, the crushed stone material broken by the jaw falls into the transmission belt 62 in the groove shape to be transmitted, not only can more crushed stone materials be transmitted, but also the sand broken by the jaw can be reduced from randomly scattering around the transmission belt 62, a lower rotating roller 603 is transversely fixed below the two sides of the lower edge in the transmission support frame 61, and the lower rotating roller 603 is transversely arranged below the transmission support frame 61 so that the transmission belt 62 moves on the lower rotating roller 603, the driving belt 62 is wound on the upper and lower surfaces of the conveying support frame 61 along the positions among the driving roller 63, the lower rotating idler 603, the driven roller 64 and the upper rotating idler assembly 602, and the speed reducing motor 63 and the tension adjusting device 66 are fixed on the side of the front end of the conveying support frame 61. A mud scraper 604 is transversely arranged at the front end of the conveying support frame 61 and behind and below the driving roller, the upper surface of the mud scraper 604 is in contact with the lower surface of the transmission belt 62, the mud scraper 604 spans the lower surface of the transmission belt 62, the mud scraper 604 is in close contact with the lower surface of the transmission belt 62, the mud scraper 604 excessively arches upwards and also prevents the transmission belt from becoming loose in the conveying process, when the transmission belt 62 is horizontally arranged, the mud scraper 604 and the lower rotating carrier roller 603 are at the same height or higher than the lower rotating carrier roller 603, the mud scraper 604 and the lower rotating carrier roller 603 simultaneously support the transmission belt 62, and mud adhered to the surface of the transmission belt 62 is scraped away through the mud scraper 604; the crushed stone materials of the jaw crusher often contain soil or moisture and often adhere to the surface of the transmission belt 62, and when the crushed stone materials are transferred by the transmission belt 62 and then return to the rear end to run and rotate, the mud scraping plate 604 contacts with the surface of the transmission belt 62 to scrape away the adhered soil or sand powder.

In the present invention, as shown in fig. 11 and 12, at least one set of aligning idler assemblies 605 is transversely disposed below the conveying support frame 61, the aligning idler assemblies 605 are disposed between adjacent lower rotating idlers 603 at intervals, when the length of the belt exceeds 15m, one set of aligning idler assemblies 605 is additionally mounted at intervals of 8-12 m, each aligning idler assembly 605 includes a lower joist 605a, an upper adjusting joist 605b, aligning idlers 605c and a deflection adjusting roller 605d, both ends of the lower joist 605a are fixed below the conveying support frame 61 by a vertically disposed fixed support frame 605e in a crossing manner, a first rotating shaft 605f is disposed in the center of the lower joist 605a, the lower end of the first rotating shaft 605f is fixed on the lower joist 605a, the upper end of the first rotating shaft 605f is connected with the center of the upper adjusting joist 605b, so that the upper adjusting joist 605b is rotatably disposed between the two fixed support frames 605e by the first rotating shaft 605f Two ends of the aligning idler 605c are horizontally connected and fixed at two ends of an upper adjusting joist 605b through an idler support frame 605g which is vertically arranged, when the transmission belt 62 generates deviation in the forward transmission process, a first rotating shaft 605f drives the upper adjusting joist 108b to also deviate and rotate, a deviation adjusting roller 605d is arranged in front of two ends of the aligning idler 605c through an L-shaped supporting shaft 605h, the fixed end of the L-shaped supporting shaft 605h is hinged with a fixed support frame 605e, the deviation adjusting roller 605d is sleeved on the outer wall of the free end of the L-shaped supporting shaft 605h, the L-shaped supporting shaft 605h and the deviation adjusting roller 605d are arranged at the front side position of the lower joist 605a, a stretching spring 605i is arranged at the free end of the L-shaped supporting shaft 605h, the stretching spring 605i is connected between the fixed support frame 605e and the free end of the L-shaped supporting shaft 605h, an L-shaped stop block 605j is arranged at the rear side of the lower joist 605a and at both sides of the first rotating shaft 605f, the fixed end of the L-shaped stop block 605j is slidably arranged on the lower joist 108a, one end of the L-shaped stop block 605j extends upwards to be at least level with the height of the aligning idler 605c, when the transmission belt 62 is pressed on the surface of the aligning idler assembly 605, the edge of the transmission belt 62 is pressed on the deviation adjusting roller 605d, if the transmission belt 62 deviates during transmission operation, the L-shaped support shaft 605h drives the deviation adjusting roller 605d to horizontally swing back and forth at the outer side of the upper adjusting joist 605b, and simultaneously the upper adjusting joist 605b is driven to rotate by a deviation angle by taking the aligning idler 605c as the center, during rotation, the aligning idler 605c on the upper adjusting joist 605b will touch the L-shaped stop block 605j to prevent the aligning idler 605c from further deviation rotation, at the moment, the edge of the transmission belt 62 applies a thrust on the deflection adjusting roller 605d, at the moment, the L-shaped supporting shaft 605h horizontally rotates by a deflection angle by taking the fixed supporting frame 605e as a center, and the L-shaped supporting shaft 605h is gradually rotated to the original position under the action of the elastic force of the extension spring 605i, so that the aligning supporting roller 108c drives the transmission belt 62 to automatically return to the original position after deflecting, and the automatic deflection correction of the deflection is realized, the transmission belt 62 stretches across and is arranged below the transmission supporting frame 61 from one end close to the driving roller 64 or the driven roller 65 to adjust the transmission belt 62, the deflection of the transmission belt 62 is prevented, and the running reliability of the transmission belt is greatly improved; when the aligning idler assembly 605 is installed, a fixed support frame 605e is vertically welded and installed at two ends of an L-shaped support shaft 605h, a deflection adjusting roller 605d is respectively installed on the fixed support frame 605e through the L-shaped support shaft 605h on the front side of a lower joist 605a, the deflection adjusting roller 605d is perpendicular to the lower joist 605a and the transmission belt 62, an L-shaped block 605j is horizontally and vertically arranged on the lower joist 605a in a sliding manner on the rear side of the lower joist 605a in a sliding manner, the free end of the L-shaped block 605j extends upwards to the rear side of the aligning idler 605c, the degree of freedom of the L-shaped block 605j is aligned with the height of the aligning idler 605c, then the aligning idler 605c is arranged on the rotating shaft f through an upper adjusting joist 605b, and the idler 605c, the upper adjusting joist 605b and the lower joist 605a are kept parallel from top to bottom and are arranged on the same vertical plane, then the extension spring 605i is installed between the top end of the fixed support frame 605e and the free end of the L-shaped support shaft 605 h; the L-shaped stops 605j on either side of the L-shaped support shaft 605h are adjusted to fit the L-shaped stops 605j within a desired, prescribed distance from the L-shaped support shaft 605h, thereby defining the position of the upper adjustment joist 605b for rotational offset.

In the present invention, as shown in fig. 13, 14, 15 and 16, the upper rotating idler assembly 602 includes an idler mounting support plate 6021, an idler connection plate assembly 6022, an L-shaped edge support plate 6023, and a left idler 6024, an intermediate idler 6025 and a right idler 6026 that are respectively mounted on the idler mounting support plate 6021, the left idler 6024, the intermediate idler 6025 and the right idler 6026 form an arc-shaped concave section on the idler mounting support plate 6021, one end of the left idler 6024, one end of the right idler 6026 and both ends of the intermediate idler 6025 are respectively detachably connected to the idler mounting support plate 6021 through the idler connection plate assembly 6022, the L-shaped edge support plates 6023 are provided at both ends of the idler mounting support plate 6021, the other end of the left idler 6024 and the other end of the right idler 6026 are respectively detachably connected to both ends of the idler mounting support plate 6021 through the L-shaped edge support plates 6023, the transmission belt 62 is flatly laid in the arc-shaped concave section, after the upper rotating carrier roller assembly 602 is arranged on the transmission support frame 61, the transmission belt 62 is arranged in the arc-shaped concave section to form a groove-shaped transmission space, and when the transmission belt 62 runs, the transmission belt 62, the left carrier roller 6024, the middle carrier roller 6025 and the right carrier roller 6026 can flexibly rotate under a small friction force, so that the off tracking transmission belt 62 can be flexibly adjusted in time; the end part of the short side of the L-shaped edge supporting plate 6023 is provided with a guide roller 60231, the guide roller 60231 extrudes the edge of the transmission belt 62, the transmission belt 62 is prevented from deviating in the transmission process, the abrasion between the edge of the transmission belt 62 and a transmission frame is reduced, the transmission is convenient, the stability of the transmission belt is ensured, the used carrier roller can be made of smooth nylon materials, and when the transmission belt 62 deviates to one side in the operation process, the deviation of the transmission belt 62 is limited.

In the present invention, as shown in fig. 13, 14, 15 and 16, the idler connecting plate assembly 6022 includes an idler mounting plate 60220, a first support connecting plate 60221 fixed to one end of the idler mounting plate 60220, and a second support connecting plate 60222, the first support connecting plate 60221 being vertically fixed to one end surface of the idler mounting plate 60220, a fixing connector 60223 being provided along a side wall of a top end of the second support connecting plate 60222, a top end of the second support connecting plate 60222 being fixedly connected to the first support connecting plate 60221 via the fixing connector 60223, a lower end of the second support connecting plate 60222 being inclined downward and in the direction of the other end of the idler mounting plate 60220, a lower end of the second support connecting plate 60222 being obliquely fixed to the idler mounting plate 60220, so that the first support connecting plate 60221 is vertically fixed to the idler mounting plate 60220, the second support connecting plate 202 being obliquely fixed between the idler mounting plate 60220 and the fixing connector 60223, the lower end of the second support connecting plate 60222 is fixed on the idler mounting base plate 60220 at the side away from the first support connecting plate 60221, the top end of the second support connecting plate 60222 is excessively connected with the top end of the first support connecting plate 60221 through a fixed connecting part 60223, and the included angle excessively formed between the top end of the second support connecting plate 60222 and the top end of the first support connecting plate 60221 is not more than 35 ° (preferably 22 ° to 30 °); the two ends of the middle carrier roller 6025 are respectively fixed on the carrier roller mounting bottom plate 60220 through a first support connecting plate 60221, one end of the left carrier roller 6024 and one end of the right carrier roller 6026 are respectively detachably connected with a second support connecting plate 60222 and fixed on the carrier roller mounting bottom plate 60220, the lower surface of the long side of the L-shaped edge support plate 6023 is obliquely fixed on the carrier roller mounting support plate 6021 through the carrier roller mounting bottom plate 60220, the end part of the long side of the L-shaped edge support plate 6023 is connected with the bottom end of the second support connecting plate 60222, and the other end of the left carrier roller 6024 and the other end of the right carrier roller 6026 are respectively detachably connected with the end part of the short side of the L-; in the invention, clamping ports 60224 which are symmetrically communicated with each other are arranged among the top end of the first support connecting plate 60221, the top end of the second support connecting plate 60222 and the fixed connecting part 60223, a screw hole 60225 is arranged in the fixed connecting part 60223 and along the width direction of the carrier roller mounting base plate 60220, the horizontal height of the lowest part of the clamping port 60224 is positioned below the screw hole 60225, two end fixing support shafts of the middle carrier roller 6025 are clamped and fixed on the first support connecting plate 60221 through clamping ports 60224, and one end fixing support shaft of the left carrier roller 6024 and one end fixing support shaft of the right carrier roller 6026 are respectively clamped and fixed on the second support connecting plate 60222 through clamping ports 60224; in the invention, two ends of the middle carrier roller 6025 are fixed on the carrier roller mounting support plate 6021 through a carrier roller connecting plate assembly 6022 in mirror symmetry, more specifically, two ends of a central support shaft in the middle carrier roller 6025 are placed in clamping ports 60224 on a first support connecting plate 60221, so that when the transmission belt is driven on the middle carrier roller 6025, two ends of the middle carrier roller 6025 are supported and fixed through the clamping ports 6024 on the first support connecting plate 60221; an L-shaped edge support plate 6023 is obliquely arranged at the left end and the right end of the carrier roller mounting support plate 6021 respectively, at the left end (at the left end of the middle carrier roller 6025) of the carrier roller mounting support plate 6021, a center support shaft at one end in the left carrier roller 6024 is inserted into a shaft hole arranged on the surface of the short side of the L-shaped edge support plate 6023 from the surface of the short side of the L-shaped edge support plate 6023 or clamped on a notch (not shown) of the short side of the L-shaped edge support plate 6023, and a center support shaft at the other end in the left carrier roller 6024 is arranged on a second support connecting plate 60222 arranged at the other end of the carrier roller mounting support plate 6021 and is supported and fixed through a clamping; on the right side of the idler mounting support plate 6021 (at the right end of the intermediate idler 6025), the center support shaft at one end in the right idler 6026 is inserted from the surface of the short side of the corresponding L-shaped edge support plate 6023 into the notch (not shown) of the short side of the L-shaped edge support plate 6023 provided at the surface thereof, the center support shaft at the other end in the right idler 6026 is placed on the second support connection plate 60222 provided at the other end of the idler mounting support plate 6021 and is supported and fixed by the snap-in port 60224 of the second support connection plate 60222 of the side, the screw 60226 is inserted into the screw hole 60225 in the fixing connection part 60223 after the left idler 6024, the intermediate idler 6025 and the right idler 6026 are respectively placed on the L-shaped edge support plate 6023 on the corresponding side and the snap-in port 204 formed between the top end of the first support connection plate 60221, the top end of the second support connection plate 60222 and the fixing connection part 602, the screw rod 60226 is penetrated from one end to the other end of the fixed connecting part 60223, the screw rod 60226 can be screwed and fixed on the side walls of the two ends of the fixed connecting part 60223 through nuts at the two ends of the screw rod 60226, at this time, the excessive clamping ports 60224 are formed on the first support connecting plate 60221, the second support connecting plate 60222 and the fixed connecting part 60223, the central supporting shaft of the left idler roller 6024, the central supporting shaft of the middle idler roller 6025 and the central supporting shaft of the right idler roller 6026 are respectively positioned below the screw hole 60225, the central supporting shaft of the idler roller is blocked and limited by the screw rod 60226, the idler roller is prevented from falling off from the first support connecting plate 60221 and the second support connecting plate 60222, the left idler roller 6024, the middle idler roller 6025 and the right idler roller 6026 are clamped on the idler roller connecting plate assembly and the L-shaped edge supporting plate, the upper rotating bracket 602 is installed and, the installation and the disassembly are convenient, and even if the carrier roller falls off or is damaged, the installation is also convenient; during assembly, the carrier roller mounting support plate 6021 on the upper rotating carrier roller assembly 602 is fixed on the conveying support frame 61, the carrier roller connecting plate assembly 6022 and the L-shaped edge support plate 6023 are assembled on the carrier roller mounting support plate 6021, and then the left carrier roller 6024, the middle carrier roller 6025 and the right carrier roller 6026 are mounted on the carrier roller connecting plate assembly 6022 to form the upper rotating carrier roller assembly 602 and are mounted on the conveying support frame 61 through the carrier roller mounting support plate 6021; a support plate 60227 for supporting the lower surface of the long side of the L-shaped edge support plate 6023 is vertically arranged on the idler mounting bottom plate 60220, the support plate 60227 is positioned between the middle part and the lower end part of the lower surface of the long side of the L-shaped edge support plate 3, and the support plate 60227 is positioned on the same vertical plane with the axis of the corresponding side left idler 6024 and the axis of the right idler 6026, so that the support strength between the L-shaped edge support plate 6023 and the idler mounting bottom plate 60220 is enhanced, and the mounting stability of the middle idler 6025 and the right idler 6026 is improved.

As another embodiment of the present invention, referring to fig. 13, a fixed support plate 60210 is horizontally disposed below the idler mounting support plate 6021, a second rotation shaft 60211 is disposed at the center of the fixed support plate 60210, the bottom end of the idler mounting support plate 6021 is fixed to the fixed support plate 60210 by a second rotation shaft 60211, and the second rotation shaft 60211 is used for controlling the swing amplitude of the idler mounting support plate 6021; when the transmission belt 62 slantly deviates in the running process, the transmission belt 62 contacts the guide roller 60231, the guide roller 60231 is subjected to the lateral force of the deviation of the transmission belt 62, so that two sides of the carrier roller on the carrier roller mounting support plate 6021 are stressed unevenly, the carrier roller mounting support plate 6021 deflects towards the front of the deviation of the transmission belt 62 by taking the rotating shaft 60211 as the center, after the deflection, the carrier roller mounting support plate 6021 has a rotating acting force under the action of the rotating shaft 60211, the carrier roller rotates and has a friction force generated by relative speed deviation to the running speed of the transmission belt 62, so that the transmission belt 62 is reset, the carrier roller is also reset to a position vertical to the transmission belt 62 along with the reset of the transmission belt 62, the transmission belt 62 runs in a non-deviation state, the phenomenon of rotation inflexibility or jamming in the running process of the transmission belt 62 is avoided, the limiting pieces 60212 extend outwards from two ends of the carrier roller mounting support plate 6021, the stopper 60212 is a spring or a rigid rod for preventing the idler mounting support plate 6021 from rotating at an excessively large angle, and when the spring is used, the idler mounting support plate 6021 is pulled back or pulled back to the original position under the elastic force of the spring.

According to another aspect of the present invention, as shown in fig. 1 to 13, a method of installing a mobile crusher of the present invention is performed as follows:

step 1: firstly, assembling and molding a crawler walking assembly 3, a lower end supporting frame 9, a front frame 1 and a power driving assembly 4 into a walking system, assembling and molding a rear frame 2, a crushing host 5, a feeding hopper 7 and a damping device 8 into a crushing system, transferring the walking system and the crushing system to a construction operation site, installing and fixing the walking system, and then controlling the front end of the rear frame 2 of the crushing system to slowly slide to the front end along the rear end of the lower end supporting frame 9 so that the surface of the rear frame 2 can be fixed on the lower end supporting frame 9 in a sliding manner; sliding the rear frame 2 (crushing system) along a supporting groove 93 on the surface of the upper horizontal supporting beam 90 by using hoisting equipment or traction equipment, wherein the gap distance between two side edges in the supporting groove 93 and two side edges of the rear frame 2 embedded in the supporting groove is not more than 0.6-2 mm; the rear frame 2 is stably arranged in the supporting groove 93 in a fitting manner, so that the lower end supporting frame 9 and the rear frame 2 can be prevented from moving in a dislocation manner due to unstable fixation in the crushing operation process;

step 2: inserting the conveying device 6 from the front frame 1 and passing through a conveying channel 60 formed in the lower end support frame 9, fixing the conveying device 6 in the lower end support frame 9, installing the left and right sides of the conveying device 6 in the conveying channel 60 in the lower end support frame 9 relatively stably, fixing the lower end of the damping device 8 on a damping support platform 92 at the side of the lower end support frame 9, then fixedly connecting the damping device 8 on the damping support platform 92 through bolts, adjusting the height of the damping device 8 at the two sides of the rear frame 2, enabling the rear frame 2 to be stably placed on the lower end support frame 9 in a fit manner to form a damping gap space, forming a damping acting force between the damping device 8 and the rear frame 2, extending outwards from the two sides between the lower edge of the upper horizontal support beam 90 and the lower edge of the lower horizontal support beam 91 or from the lower edge of the lower horizontal support beam 91 to form the damping support platform 92 for supporting the damping device 8, the damping spring 82 is sleeved on the outer wall of a damping support shaft 81 in the damping device 8, the damping support shaft 81 is a hydraulic cylinder telescopic shaft, the damping support shaft 81 is adjusted to be gradually shortened, the top end of the damping spring 82 sleeved on the outer wall of the damping support shaft 81 is in contact with the lower surface of the rear frame 2 to form elastic contact, the lower end of the damping support shaft 81 is rotatably connected with the damping base 80, and after the damping support shaft is fixed, the damping base 80 is stably supported on the damping support platform 92 by adjusting the support angle of the damping base 80; in the invention, after the conveying device 6 is fixed in the lower end supporting frame 9, the tensioning adjusting device 66 arranged on the conveying device 6 is adjusted, and the speed-reducing motor 63 is pushed to slide on two sides of the front end of the conveying supporting frame 61, so that the movable driving roller 64 on the conveying device 6 drives the driven roller 65 to move towards the front end or the rear end of the conveying supporting frame 61, the purpose of adjusting the tensioning of the transmission belt 62 is achieved, then the self-aligning carrier roller assembly 605 is installed and adjusted, the tightness of the transmission belt 62 is properly arranged on the conveying supporting frame 61, and the crushing operation can be carried out after the installation and adjustment is finished,

and step 3: after the crushing operation is finished, the bolts connected between the rear frame 2 and the lower end support frame 9 are disassembled, the height of the damping device 8 is adjusted (the damping support shaft 81 is adjusted to extend, so that the top end of the damping spring 82 is separated from the lower surface of the rear frame 2), the rear frame 2 of the operating and traveling system slowly slides to the rear end along the lower end support frame 9, the crushing system is separated from the traveling system, the crushing system is lifted away from the traveling system, and the traveling system is operated and controlled to move; or the rear frame 2 (crushing system) is lifted away from the lower end support frame 9 through a lifting device (or a traction device), and the walking system is controlled to gradually move towards the front end direction through operation and control, so that the crushing system is separated from the walking system; the crusher is easy to disassemble, assemble and transport, the transportation cost is saved, and the safety of transportation and installation is improved; after the transition, the crusher needs to be installed again, so that the installation and debugging period can be shortened, and the productivity and efficiency of the crusher can be improved.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims

1. A mobile crusher, characterized by: the crusher comprises a crushing system and a traveling system, wherein the traveling system is composed of a front frame, a power driving assembly, a crawler traveling assembly, a conveying device and a lower end supporting frame, the crushing system is composed of a rear frame, a crushing main machine, a feeding hopper and a damping device, the lower end supporting frame is fixed on the crawler traveling assembly through bolts, the bottom end of the rear frame is detachably mounted on the lower end supporting frame through bolts, so that the bottom end of the rear frame is mounted on the crawler traveling assembly through the lower end supporting frame, the front frame is fixedly mounted on the crawler traveling assembly through the lower end supporting frame, the front frame and the rear frame are distributed on the same horizontal surface plane of the lower end supporting frame, the crushing main machine is fixedly mounted on the rear frame, and the feeding hopper is fixedly mounted on the rear end of the rear frame, the feeding hopper is positioned above the rear portion of the crushing main machine, a discharging port of the feeding hopper is communicated with a feeding port of the crushing main machine, the two side portions of the rear frame are fixedly provided with the damping devices, the lower ends of the damping devices are fixed on the side portions of the lower end supporting frame, one end of the conveying device is fixed below the discharging port of the crushing main machine, the other end of the conveying device extends to the outer side of the front end of the front frame in an inclined mode from the lower side of the discharging port of the crushing main machine, and the power driving assembly is in transmission connection with the crawler walking assembly.

2. A mobile crusher as claimed in claim 1, characterized in that: the lower end supporting frame is formed by welding, overlapping and fixing the edge of an upper layer supporting frame and the edge of a lower layer supporting frame, a conveying channel is formed between the upper layer supporting frame and the lower layer supporting frame, the feeding end of the conveying device penetrates from the front end of the conveying channel between the upper layer supporting frame and the lower layer supporting frame to be close to the rear end, the upper layer supporting frame comprises an upper horizontal supporting beam consisting of two parallel H-shaped steels and a plurality of upper transverse supporting beams fixed between the two upper horizontal supporting beams, the lower layer supporting frame comprises a lower horizontal supporting beam consisting of two parallel H-shaped steels and a plurality of lower transverse supporting beams fixed between the two lower horizontal supporting beams, the upper horizontal supporting beam and the lower horizontal supporting beam are mutually overlapped and welded, and a conveying channel for mounting the conveying device is formed between the upper horizontal supporting beam and the lower transverse supporting beam, and shock absorption supporting platforms for supporting the shock absorption devices extend outwards from two sides between the lower edge of the upper horizontal supporting beam and the lower edge of the lower horizontal supporting beam or from the lower edge of the lower horizontal supporting beam, the top ends of the shock absorption devices are respectively fixed on two side parts of the rear frame, and the lower ends of the shock absorption devices are fixed on the shock absorption supporting platforms.

3. A mobile crusher as claimed in claim 2, characterized in that: and a sliding support groove for placing the rear frame is arranged on the surface of the upper horizontal support beam and is communicated to the rear end of the rear frame along the surface of the upper horizontal support beam below the front end of the rear frame.

4. A mobile crusher as claimed in claim 2, characterized in that: a detachable limiting beam is arranged at the front end between the two lower horizontal supporting beams, and the feeding end of the conveying device gradually penetrates into the conveying channel from the upper surface of the limiting beam, so that the feeding end of the conveying device is stopped at a position 0.8-1.5 m away from the rear ends of the lower horizontal supporting beams; and conveying installation seats are arranged on the opposite inner sides of the two lower horizontal supporting beams, and the conveying device is fixed on the lower horizontal supporting beams through the conveying installation seats.

5. A mobile crusher as claimed in claim 4, characterized in that: the supporting and fixing shell is arranged on two side portions of the rear rack respectively, a plurality of buckling portions which are parallel to each other extend outwards from the side portion of the supporting and fixing shell, the supporting and fixing shell is fixed on the two side portions of the rear rack through the buckling portions, the top end of the damping device is fixed on the two side portions of the rear rack through the supporting and fixing shell respectively, and the lower end of the damping device is fixed on the damping supporting platform.

6. A mobile crusher as claimed in claim 5, characterised in that: damping device 8 includes vibration damping mount, shock attenuation back shaft and damping spring, the top of shock attenuation back shaft is vertical upwards to insert to support fixed casing internal fixation, the lower extreme of shock attenuation back shaft is fixed on vibration damping mount shock attenuation back shaft outer wall cover is established damping spring, vibration damping mount fixes on the shock attenuation brace table.

7. A mobile crusher as claimed in claim 6, characterised in that: the both sides edge of vibration damping mount is provided with the shock attenuation sideboard of perk that makes progress be provided with two vertical ascending shock attenuation support otic placodes in the vibration damping mount and between the shock attenuation sideboard at both sides edge, the lower extreme of shock attenuation back shaft insert between two shock attenuation support otic placodes and with vibration damping mount's surface contact, the lower extreme of shock attenuation back shaft passes through axis of rotation with two shock attenuation support otic placodes and is connected.

8. A mobile crusher as claimed in claim 7, characterized in that: and a reinforcing rib plate is arranged between the outer side wall of the shock absorption supporting lug plate and the surface of the shock absorption base, and the shock absorption supporting shaft is a telescopic supporting shaft.

9. A mobile crusher as claimed in claim 1, characterized in that: fences are respectively arranged on the edges of two sides of the upper surface of the front frame and the edges of two sides of the upper surface of the rear frame; the crawler type crawler belt walking assembly comprises a front frame, a crawler belt walking assembly, a front frame, a support connecting frame, a crawler belt walking assembly, a crawler belt, a first crawling ladder, a second crawling ladder, a first crawling ladder and a second crawling ladder, wherein the first crawling ladder is arranged on the side walls of the two sides of the front frame, the support connecting frame is arranged on the rear side of the first crawling ladder, the upper end of the first crawling ladder is rotatably connected; the crawler belt walking assembly is characterized in that second crawling ladders are arranged on the side walls of the two sides of the rear rack, at least one connecting plate is arranged on the rear side of each second crawling ladder, the upper end of each second crawling ladder is rotatably connected to the side portions of the two sides of the rear rack, and the rear side of the lower end of each second crawling ladder is connected to the crawler belt walking assembly through the connecting plate.

10. A method of installing a mobile crusher as claimed in any one of claims 1 to 9, characterised in that: the method comprises the following steps: