CN111389568A - Movable jaw crusher and mounting method thereof - Google Patents

Abstract

The invention discloses a movable jaw crusher, which comprises a front frame, a rear frame, a crawler walking assembly, a power driving assembly, a jaw crushing main machine, a conveying device and a lower end supporting frame, wherein the lower end supporting frame is fixed on the crawler walking assembly through bolts, the bottom end of the rear frame is detachably mounted on the lower end supporting frame, the front frame is fixedly mounted on the crawler walking assembly through the lower end supporting frame, the jaw crushing main machine is fixedly mounted on the rear frame, a feeding hopper is fixedly mounted at the rear end of the rear frame and positioned above the rear end of the jaw crushing main machine, a discharge port of the feeding hopper is communicated with a feed port of the jaw crushing main machine, lifting hydraulic cylinders are fixedly mounted on the side parts of two ends of the rear frame, and one end of the conveying device is fixed below the discharge port of the jaw crushing main machine. The invention can effectively avoid the damage rate of disassembly, assembly and transportation, saves the transportation cost, improves the safety of transportation and installation, and can adapt to crushing processing operation in severe environment.

Description

Movable jaw crusher and mounting method thereof

Technical Field

The invention belongs to the technical field of crushing mechanical equipment, and particularly relates to a movable jaw 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 movable jaw crusher and an installation method thereof. In order to achieve the purpose, the invention adopts the following technical scheme:

according to one aspect of the invention, a movable jaw crusher is provided, the jaw crusher comprises a jaw crushing system and a traveling system, 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 jaw crushing system is composed of a rear frame, a jaw crushing main machine, a feeding hopper and a lifting hydraulic cylinder, 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 power driving assembly is mounted on the front frame, the front frame is fixedly mounted on the crawler traveling assembly through the lower end supporting frame, and the front frame and the rear frame are distributed on the same horizontal surface plane of the lower end supporting frame, the hydraulic lifting mechanism comprises a rear rack, a jaw breaking host, a feeding hopper, a lifting hydraulic cylinder, a conveying device and a power driving assembly, wherein the jaw breaking host is fixedly installed on the rear rack, the feeding hopper is fixedly installed at the rear end of the rear rack and is positioned at the rear upper part of the jaw breaking host, a discharging port of the feeding hopper is communicated with a feeding port of the jaw breaking host, the lifting hydraulic cylinder is fixedly installed at the side parts of the two ends of the rear rack, one end of the conveying device is fixed below the discharging port of the jaw breaking host, the other end of the conveying device obliquely extends to the outer side of the front end of a front rack from the lower part of the discharging port of the jaw breaking host.

In a further preferred mode of the above scheme, the lower end support frame is formed by welding, superposing and fixing the edge of the upper layer support frame and the edge of the lower layer support 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 steel forms and a plurality of upper horizontal 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 steel types 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, a transfer passage for mounting the transfer device is formed between the upper and lower transverse support beams.

According to the scheme, the 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 1 m-1.5 m away from the rear ends of the lower horizontal supporting beams.

In a further preferred embodiment of the above solution, the two lower horizontal support beams are provided with a conveying mounting seat on opposite inner sides thereof, and the conveying device is fixed on the lower horizontal support beams through the conveying mounting seats.

According to a further preferred embodiment of the above technical scheme, the supporting fixing heads are respectively arranged on the side parts of the rear ends of the front end of the rear frame, and the lifting hydraulic cylinder is respectively fixed on the side parts of the rear ends of the front end of the rear frame through the supporting fixing heads.

Preferably, the supporting and fixing head comprises a supporting seat, a supporting shell and an annular ring seat, a first U-shaped groove is formed in the surface of the supporting seat, L-shaped steps are formed in the top of the back of the supporting shell, a second U-shaped groove is formed in the back of the supporting shell below the L-shaped steps, the annular ring seat is arranged on the fixing portion of the hydraulic cylinder, the fixing portion of the hydraulic cylinder penetrates through the annular ring seat to be welded and fixed, the front side of the annular ring seat is fixed in the second U-shaped groove, the front side of the annular ring seat is fixed in the first U-shaped groove, the supporting shell is slidably inserted into the first U-shaped groove from bottom to top, the bottom of the L-shaped steps is in contact with the top of the first U-shaped groove, the top of the L-shaped steps is flush with the top end surface of the supporting seat, and the fixing portion of the hydraulic cylinder is fixed on the side portions of the two rear ends of the front end of the.

In a further preferable mode of the above-mentioned solution, two side edges of the upper surface of the front frame 1 and two side edges of the upper surface of the rear frame are respectively provided with a fence.

In a further preferable mode of the above-mentioned solution, first ladder stands are provided on the side walls on both sides of the front frame, a support link is provided on the rear side of the first ladder stand, the upper end of the first ladder stand is rotatably connected to the side walls on both sides of the front frame, and the rear side of the lower end of the first ladder stand is connected to the crawler belt traveling assembly through the support link.

In a further preferable mode of the above scheme, the two side walls of the rear frame are provided with second ladder stands, the rear side of each second ladder stand is provided with at least one connecting plate, the upper end of each second ladder stand is rotatably connected to the two side walls of the rear frame, and the rear side of the lower end of each second ladder stand is connected to the crawler belt walking assembly through the connecting plate.

According to another aspect of the invention, the invention provides an installation method of a movable jaw crusher, which comprises the following steps:

step 1: firstly, assembling and forming a crawler walking assembly, a lower end support frame, a front frame and a power drive assembly into a walking system, assembling and forming a rear frame, a jaw breaking host machine, a feeding hopper and a lifting hydraulic cylinder into a jaw breaking system, transferring the walking system and the jaw breaking system to a construction operation site, and controlling the breaking walking system to walk to the lower part of the rear frame by adjusting the lifting height of the lifting hydraulic cylinder so that the lower end support frame is positioned under the rear frame and can be mutually fitted and installed;

step 2: adjusting a lifting hydraulic cylinder to slowly descend, stably placing a rear rack in a fit manner on a lower end support rack, connecting and fixing the rear rack through bolts, inserting a conveying device into a conveying channel formed in the lower end support rack from a front rack, fixing the conveying device in the lower end support rack, and performing crushing operation after debugging is finished;

and step 3: after the crushing operation is finished, a bolt connected between the rear rack and the lower end supporting rack is disassembled, the lifting hydraulic cylinder is adjusted to slowly rise, the jaw crushing system is separated from the traveling system, and the traveling system is operated and controlled to move to be far away from the jaw crushing system.

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. Usable hydro-cylinder whole lift of rear end and front end separation, convenient transportation and field installation need not hoist and mount, through the detachable cooperation installation of crawler-type removal and jaw broken station, transport and transport the walking with the front frame through the track assembly, the applicable abominable road conditions and workplace are installed, broken operation, it is convenient not only to turn round, like this 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 provided by the invention avoids the damage rate of disassembly and 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 jaw crusher of the present invention;

fig. 2 is a schematic of the general structure of a mobile jaw 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 view of the mounting structure of the hydraulic lift cylinder of the present invention;

FIG. 6 is a schematic structural view of the support fixture of the present invention;

FIG. 7 is a schematic structural view of the support housing of the present invention;

FIG. 8 is a schematic view of the general construction of the transfer device of the present invention;

FIG. 9 is a cross-sectional view of the transfer device of the present invention;

FIG. 10 is a schematic structural view of the transfer carriage of the present invention;

FIG. 11 is an axial view of the transport support of the present invention;

fig. 12 is a schematic view of the self-aligning idler assembly of the present invention;

FIG. 13 is an axial view of the present invention self-aligning idler assembly

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 the upper turning idler assembly of the present invention;

FIG. 16 is a schematic view of the construction of the first and second support webs of the present invention;

FIG. 17 is a schematic view of the mounting structure of the L-shaped edge support panel of the present invention;

in the drawing, a front frame 1, a rear frame 2, a crawler belt walking assembly 3, a power driving assembly 4, a jaw crushing host 5, a conveying device 6, a lifting hydraulic cylinder 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 conveying belt 62, a speed reducing motor 63, a driving roller 64, a driven roller 65, a tension adjusting device 66, a connecting seat 67 and a material protecting plate 68;

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

the upper horizontal support beam 90, the upper horizontal support beam 90a, the lower horizontal support beam 91a, the limit beam 91b, the conveying installation seat 91c, the supporting and fixing head 200, the supporting seat 201, the supporting shell 202, the annular ring seat 203, the first U-shaped groove 201a, the second U-shaped groove 202a and the L-shaped step 204.

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 movable jaw crusher provided by the present invention comprises a front frame 1, a rear frame 2, a track traveling assembly 3, a power driving assembly 4, a jaw crushing main machine 5, a conveying device 6 and a lower end support frame 9, the jaw crusher comprises a jaw crushing system and a traveling system, the traveling system comprises the front frame 1, the power driving assembly 4, the track traveling assembly 3, the conveying device 6 and the lower end support frame 9, the jaw crushing system comprises the rear frame 2, the jaw crushing main machine 5, a feeding hopper 7 and a lifting hydraulic cylinder 8, the lower end support frame 9 is fixed on the track traveling assembly 3 through bolts, the bottom end of the rear frame 2 is detachably mounted on the lower end support frame 9, so that the bottom end of the rear frame 2 is mounted on the track traveling assembly 3 through the lower end support frame 9, the power driving assembly 4 is installed on the front frame 1, the front frame 1 is fixedly installed on the lower end supporting frame 9, so that the front frame 1 is fixedly installed on the crawler belt walking assembly 3 through the lower end supporting frame 9, the front frame 1 and the rear frame 2 are distributed on the same horizontal surface plane of the lower end supporting frame 9, the jaw 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 above the rear part of the jaw crushing main machine 5, a discharging port of the feeding hopper 7 is communicated with a feeding port of the jaw 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 vibrating process of the feeding hopper 7 gradually fall into the jaw crushing main machine 5 to be crushed by the inertial vibration of the jaw crushing main machine 5 in the processing operation process, the feeding is convenient, and stone is continuously conveyed into the jaw crusher for crushing; the side parts of two ends of the rear frame 2 are fixedly provided with lifting hydraulic cylinders 8, the lifting hydraulic cylinders 8 extend downwards from the side parts of two ends of the rear frame 2 and are positioned at two sides of a lower end supporting frame 9, when the lifting hydraulic cylinders 8 are lifted, the lifting hydraulic cylinders are contacted with the ground so as to support the whole jaw breaking system, one end of the conveying device 6 is fixed below a discharge port of the jaw breaking main machine 5, the other end of the conveying device 6 extends upwards from the lower part of the discharge port of the jaw breaking main machine 5 to the outer side of the front end of the front frame 1, and the power driving assembly 4 is in transmission connection with the crawler traveling assembly 3. After the stone material is fed into the upper hopper 7, the stone material falls into the jaw crusher main body 5 from the upper hopper 7 to be crushed, the stone material crushed by the jaw crusher main body 5 falls onto the conveyer 6, and the conveyer 6 conveys the crushed stone material to the front end of the front frame 1. In the invention, when 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 molded into a crushing traveling system, the rear frame 2, the jaw crushing main machine 5, the feeding hopper 7 and the lifting hydraulic cylinder 8 are assembled and molded into a jaw crushing system, then the crushing traveling system and the jaw crushing system are transferred to a construction operation site, the crushing traveling system is controlled to travel to the lower part of the rear frame 2 by adjusting the lifting height of the lifting hydraulic cylinder 8, so that the lower end supporting frame 9 is positioned under the rear frame 2 and can be mutually fitted and installed accurately, then the lifting hydraulic cylinder 8 is adjusted to slowly descend, the rear frame 2 is stably fitted and placed on the lower end supporting frame 9 and is connected and fixed through a bolt, then 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, then the conveying device 6 is fixed in the lower end support frame 9, and the crushing operation can be carried out after the 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 lifting hydraulic cylinder 8 is adjusted to slowly rise, the rear rack 2 is separated from the lower end supporting rack 9 (the jaw breaking system is separated from the traveling system), the crushing traveling system is operated and controlled to move and be far away from the jaw breaking system, so that the jaw breaking system can be transported by a transport vehicle, the lifting equipment is not needed to hoist and transfer the jaw breaking system to the transport vehicle, the dismounting and transportation damage rate is avoided, the transportation cost is saved, and the transportation and installation safety is improved. 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.

In the invention, with reference to fig. 2, 3 and 4, the lower supporting frame 9 is formed by welding, overlapping and fixing 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 comprises an upper horizontal supporting beam 90 consisting of two parallel H-shaped steel forms and a plurality of upper transverse supporting beams 90a fixed between the two upper horizontal supporting beams 90, the two upper horizontal supporting beams 90 form a horizontal longitudinal supporting beam and then form a direction frame supporting frame with the upper transverse supporting beam 90a, the lower supporting frame comprises a lower horizontal supporting beam 91 consisting of two parallel H-shaped steel forms and a plurality of lower transverse supporting beams 91a fixed between the two lower horizontal supporting beams 91, two lower horizontal support beams 91 form horizontal and longitudinal support beams and then form a direction frame support frame with the lower transverse support beam 91a, the upper horizontal support beam 90 and the lower horizontal support beam 91 are mutually overlapped and welded, and a conveying channel 60 for installing the conveying device 6 is formed between the upper transverse support beam 90a and the lower transverse support beam 91 a. A detachable limiting beam 91b is arranged at the front end between the two lower horizontal supporting beams 91, 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 1 m-1.5 m away from the rear end of the lower horizontal supporting beam 91, when the conveying device 6 is arranged at the front end of the conveying channel 60, the limiting beam 91b is firstly detached from the lower horizontal supporting beam 91 to avoid blocking and installing the conveying device 6 when the conveying device 6 is arranged in the conveying channel 60 from the front end of the front frame 1, 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 arranged in 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 a discharge port of the jaw crushing main machine 5 and extends to the rear end of the lower end supporting frame 9 (lower horizontal supporting beam 91) by a distance of 1 m-1.5 m, namely the distance between the rear end of the conveying device 6 and the rear end of the lower horizontal supporting beam 91 is 1 m-1.5 m, so that the broken stone materials falling from the jaw crushing main machine 5 are reduced from being scattered, the broken stone materials fall down on the conveying device 6 and are immediately conveyed to the front end side of the front frame 1, and the stone materials falling and accumulated in the conveying device 6 are more and touch the upper horizontal supporting beam 90a in the conveying process, so that the stone materials in the conveying device 6 are conveyed after being leveled.

In the present invention, with reference to fig. 2, 3, 5, 6 and 7, the rear frame 2 is provided with supporting fixing heads 200 at the front and rear end sides thereof, the hydraulic cylinder 8 is fixed at the front and rear end sides of the rear frame 2 by the supporting fixing heads 200, the supporting fixing heads 200 include a supporting base 201, a supporting housing 202 and an annular ring base 203, a first U-shaped groove 201a is formed in the surface of the supporting base 201, a L-shaped step 204 is formed at the top of the back surface of the supporting housing 202, a second U-shaped groove 202a is formed in the back surface of the supporting housing 202 below the L-shaped step 204, the annular ring base 203 is provided at the fixing portion of the hydraulic cylinder 8, the fixing portion of the hydraulic cylinder 8 passes through the annular ring base 203 for welding fixation, the front side of the annular ring base 203 is fixed in the second U-shaped groove 202a, the front side of the annular ring base 203 is fixed in the first U-shaped groove, the supporting housing 202 is slidably inserted into the first U-shaped groove 201a from bottom to top, the bottom of the first U-shaped step 204 is in contact with the first U-shaped groove, the top of the supporting base 201, the supporting base 203, the supporting base is fixed in the supporting base 201, the top of the supporting hydraulic cylinder 201, the supporting base 203 is more easily inserted into the supporting base 201, the supporting hydraulic cylinder 201, the supporting base 203, the supporting base is more easily, the lifting cylinder 203, the lifting cylinder is inserted into the supporting base 201, the supporting base is.

In the present invention, with reference to fig. 1, 2, and 3, fences 12 are respectively disposed on two side edges of the upper surface of the front frame 1 and two side edges of the upper surface of the rear frame 2, so as to facilitate an operator to 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 crawler type crawler belt walking assembly is characterized in that second ladder stands 20 are arranged on the side walls of two sides of the rear frame 2, at least one connecting plate 21 is arranged on the rear side of each second ladder stand 20, the upper ends of the second ladder stands 20 are rotatably connected to the side portions of two sides of the rear frame 2, the rear side of the lower ends of the second ladder stands 20 is connected to the crawler belt walking assembly 3 through the connecting plates 21, and the second ladder stands 20 are the same in structure as the first ladder stands 10 and convenient to install and transport.

In the present invention, as shown in fig. 8, 9, 10 and 11, 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 invention, as shown in fig. 12 and fig. 13, when at least one group of self-aligning idler assemblies 605 is transversely arranged below the conveying support frame 61, the self-aligning idler assemblies 605 are arranged between adjacent lower rotating idler assemblies 603 at intervals, when the length of the conveyor belt exceeds 15m, a group of self-aligning idler assemblies 605 is additionally arranged at intervals of 8-12 m, when the self-aligning idler assemblies 605c and the self-aligning idler assembly 605c are arranged between the self-aligning idler assembly 605a and an upper rotating idler assembly 27 j of the self-aligning idler assembly 605c, the self-aligning idler assembly 605c is arranged at the upper end of the self-aligning idler assembly 605j, the self-aligning idler assembly 605c and the self-aligning idler assembly 605c, the self-aligning idler assembly 605c is arranged at the upper rotating stop ring side of the self-aligning idler assembly 605j, the self-aligning idler assembly 605b is horizontally arranged on the upper rotating stop ring side of the self-aligning support shaft 605b, the self-aligning support frame 605b is arranged on the upper rotating stop ring 60 b, the rotating stop ring 60 b of the self-aligning support shaft 605c, the self-aligning support frame 605c, the rotating stop ring 605b is arranged on the upper rotating stop ring 60 b, the rotating stop ring 60 b is arranged on the rotating stop ring 60 b, when the self-aligning support ring 60 b is arranged on the self-aligning support shaft 20 b, the self-aligning support ring 60 b, the rotating stop ring 60 b, the self-aligning support ring 60 b is arranged on the rotating stop ring 60 b, the self-aligning support ring 60 b is arranged on the rotating stop ring 60 b, the self-aligning support frame 60 b, the self-adjusting support ring 60 b, the rotating stop ring 60 b, the self-aligning support ring 60 b, the rotating stop ring 60 b is arranged on the rotating stop ring 60 b, the rotating stop ring 60 b is arranged on the rotating stop ring 60 b, the rotating stop ring 60 b, the self-adjusting support ring b, the rotating stop ring 60 b, the self-adjusting support ring 60 b, the self-aligning support ring 60 b, the self-adjusting support ring 60 b, the rotating stop ring 60 b, the self-adjusting support ring 60 b is arranged on the self-adjusting support ring b, the rotating stop ring b is arranged on the self-adjusting support ring 60 b, the rotating stop ring 60 b, the rotating stop ring 60 b, the self-adjusting support ring b, the rotating stop ring 60 b, the rotating stop ring b, the rotating.

In the invention, the upper rotating carrier roller assembly 602 comprises a carrier roller mounting support plate 6021, a carrier roller connecting plate assembly 6022, a L-shaped edge support plate 6023, a left carrier roller 6024, an intermediate carrier roller 6025 and a right carrier roller 6026 which are respectively mounted on the carrier roller mounting support plate 6021, the left carrier roller 6024, the intermediate carrier roller 6025 and the right carrier roller 6026 form an arc-shaped concave section on the carrier roller mounting support plate 6021, one end of the left carrier roller 6024, one end of the right carrier roller 6026 and two ends of the intermediate carrier roller 6025 are respectively detachably connected to the carrier roller mounting support plate 6021 through the carrier roller connecting plate assembly 6022, the L-shaped edge support plate 6023 is arranged at two ends of the carrier roller mounting support plate 6021, the other end of the left carrier roller 6024 and the other end of the right carrier roller 6026 are respectively detachably connected to two ends of the carrier roller mounting support plate 6021 through an arc-shaped edge support plate 60226, so that the driving belt 62 is flatly laid in the arc-shaped concave section, after the upper rotating carrier roller assembly 602 is mounted on the transmission support frame 61, the transmission support frame 60262, when the driving belt 62 runs, the driving belt 62, the driving belt is guided by the driving belt guide frame 6024, the driving belt is made to reduce the friction of the driving belt guide roller 6024 and the driving belt guide, so as to reduce the deviation of the driving belt guide in the driving belt guide, the driving belt guide is made to be capable of the driving belt guide in the transmission frame 3662, so as the driving belt guide of the driving belt guide is made to be capable of running process, the driving belt guide is made to be capable.

The idler supporting plate assembly 6022 comprises a supporting roller supporting bottom plate 60220, a first supporting connecting plate 60221 fixed in the supporting roller supporting bottom plate 6023 and a supporting roller supporting inner side wall 6023 of the supporting roller supporting bottom plate 6023, a supporting roller supporting inner side wall 6025 of the supporting roller supporting bottom plate 6023 is connected with a supporting roller supporting inner side wall 6025 of the supporting roller assembly 6023, a supporting roller supporting inner side wall 6025 of the supporting roller supporting side 6023, a supporting roller supporting inner side wall 6025 of the supporting roller supporting plate assembly 6023 is connected with a supporting roller supporting inner side screw of the supporting plate 6023, a second supporting connecting plate is connected with a supporting roller supporting inner side screw of the supporting plate 6023, a supporting side screw of the supporting side 6023 of the supporting roller supporting side 6023, and a supporting roller supporting side screw of the supporting plate assembly 6023, a supporting plate assembly 6025 of the supporting roller supporting plate assembly 6023, and a supporting roller supporting plate assembly supporting plate component 6023, a supporting roller supporting plate component is connected with a supporting roller supporting upper side screw of the supporting plate component 6023, a supporting roller supporting plate component 6023, a supporting roller supporting plate component of the supporting roller supporting plate is connected with a supporting plate component, a supporting side, a supporting side, a supporting side supporting plate component, a supporting roller supporting side supporting plate component of the supporting roller supporting side supporting plate component, a supporting side supporting plate component of the supporting side supporting roller supporting side supporting plate component 6023, a supporting side supporting plate component is connected with a supporting side, a supporting side supporting plate component supporting side, a supporting roller supporting side supporting plate component supporting side supporting roller supporting plate component supporting side supporting roller supporting plate component supporting side supporting plate component 6023, a supporting side supporting plate component supporting side supporting plate component supporting roller supporting plate component supporting side supporting a supporting plate component supporting plate component supporting side supporting a supporting side supporting a supporting roller supporting side supporting plate component supporting side supporting plate supporting roller supporting side supporting roller supporting side supporting a supporting side supporting roller supporting a supporting side supporting plate component supporting a supporting side supporting plate supporting roller supporting plate component supporting roller supporting plate supporting a supporting side supporting roller supporting plate component supporting side supporting a supporting side supporting plate component supporting side supporting a supporting side supporting a supporting side supporting roller supporting side supporting a supporting side supporting roller supporting side supporting plate component supporting side supporting a supporting plate component supporting roller supporting a supporting side supporting a supporting side supporting a supporting roller supporting a supporting.

As another embodiment of the present invention, referring to fig. 6, 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 invention, with reference to fig. 1 to 13, the installation method of the movable jaw crusher of the invention comprises the following steps:

step 1: firstly, assembling and forming 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 forming a rear frame 2, a jaw breaking host 5, a feeding hopper 7 and a lifting hydraulic cylinder 8 into a jaw breaking system, transferring the walking system and the jaw breaking system to a construction operation site, firstly, mounting and fixing the walking system, then, adjusting the lifting height of the lifting hydraulic cylinder 8, and then, controlling the breaking walking system to slowly walk to the lower part of the rear frame 2, so that the lower end supporting frame 9 is positioned under the rear frame 2 and can be mutually matched and mounted; thereby avoiding the occurrence of dislocation when the rear frame 2 is stably arranged on the lower support frame 9;

step 2: adjusting a lifting hydraulic cylinder 8 to slowly descend, stably and fittingly placing a rear frame 2 on a lower end support frame 9 and then connecting and fixing the rear frame 2 through bolts, thereby avoiding the adoption of heavy equipment to hoist and mount a crushing system to the crushing system, inserting a conveying device 6 from a front frame 1 into a conveying channel 60 formed in the lower end support frame 9, fixing the conveying device 6 in the lower end support frame 9, adjusting a tensioning adjusting device 66 arranged on the conveying device 6 and pushing a speed reducing motor 63 to slide on two sides of the front end of a conveying support frame 61, thereby pushing a movable driving roller 64 on the conveying device 6 to drive a driven roller 65 to move towards the front end or the rear end of the conveying support frame 61, thereby achieving the purpose of adjusting the tensioning of a conveying belt 62, and then installing and adjusting a self-aligning carrier roller assembly 605 to enable the tightness of the conveying belt 62 to be properly arranged on the conveying support frame 61, after debugging is finished, crushing operation can be carried out;

and step 3: after the crushing operation is finished, a bolt connected between the rear rack 2 and the lower end support rack 9 is disassembled, the lifting hydraulic cylinder 8 is adjusted to slowly rise, the jaw crushing system is separated from the traveling system, and the traveling system is operated and controlled to move to be far away from the jaw crushing system. The jaw breaking system can be transported by the transfer trolley through a simple separation method, and the lifting equipment is not required to lift and transfer the jaw breaking system to the transfer trolley, so that the damage rate of disassembly, assembly and transportation is avoided, the transportation cost is saved, and the safety of transportation and installation is improved.

In the invention, the installation of the rear frame 2 and the sequence of the transmission device 6 can be exchanged, the transmission device 6 is inserted from the front frame 1 and passes through the transmission channel 60 formed in the lower end support frame 9, the left side and the right side of the transmission device 6 are relatively and stably installed in the transmission channel 60 in the lower end support frame 9, then the crushing walking system is controlled to slowly walk to the lower part of the rear frame 2, the lifting hydraulic cylinder 8 is adjusted to slowly descend, the rear frame 2 is stably placed in the lower end support frame 9 in a fit manner and then is connected and fixed through bolts, and the crushing operation can be carried out after the debugging is finished.

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 (10)

1. The utility model provides a movable jaw crusher which characterized in that: the jaw crusher comprises a jaw crushing system and a traveling system, wherein the traveling system consists of a front frame, a power driving assembly, a crawler traveling assembly, a conveying device and a lower end supporting frame, the jaw crushing system consists of a rear frame, a jaw crushing main machine, a feeding hopper and a lifting hydraulic cylinder, 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 power driving assembly is mounted on the front 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, and the jaw 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 at the rear upper part of the jaw breaking main machine, a discharge port of the feeding hopper is communicated with a feeding port of the jaw breaking main machine, the lateral parts of the two ends of the rear frame are fixedly provided with the lifting hydraulic cylinder, one end of the conveying device is fixed below the discharge port of the jaw breaking 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 discharge port of the jaw breaking main machine, and the power driving assembly is in transmission connection with the crawler traveling assembly.

2. The mobile jaw crusher of claim 1, wherein: the lower end supporting frame is formed by welding, superposing and fixing the edge of the upper layer supporting frame and the edge of the 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 steel forms and a plurality of upper horizontal 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 steel types 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, a transfer passage for mounting the transfer device is formed between the upper and lower transverse support beams.

3. The mobile jaw crusher of claim 2, wherein: the front end between the two lower horizontal supporting beams is provided with a detachable limiting beam, 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 1 m-1.5 m away from the rear ends of the lower horizontal supporting beams.

4. A mobile jaw crusher as claimed in claim 2 or 3, characterised in that: 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. The mobile jaw crusher of claim 4, wherein: and supporting fixing heads are respectively arranged on the side parts of the rear two ends of the front end of the rear rack, and the lifting hydraulic cylinder is respectively fixed on the side parts of the rear two ends of the front end of the rear rack through the supporting fixing heads.

6. The movable jaw crusher of claim 5, wherein the supporting and fixing head comprises a supporting seat, a supporting shell and an annular ring seat, a first U-shaped groove is formed in the surface of the supporting seat, an L-shaped step is formed in the top of the back of the supporting shell, a second U-shaped groove is formed in the back of the supporting shell below the L-shaped step, an annular ring seat is arranged on the fixing portion of the hydraulic cylinder, the fixing portion of the hydraulic cylinder penetrates through the annular ring seat to be welded and fixed, the front side of the annular ring seat is fixed in the second U-shaped groove, the front side of the annular ring seat is fixed in the first U-shaped groove, the supporting shell is slidably inserted into the first U-shaped groove from bottom to top, the bottom of the L-shaped step is in contact with the top of the first U-shaped groove, the top of the L-shaped step is flush with the top end surface of the supporting seat, and the fixing portion of the hydraulic cylinder is fixed on the side portions of the rear ends of the rear frame through the supporting seat.

7. The mobile jaw crusher of claim 1, wherein: and fences 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.

8. The mobile jaw crusher of claim 1 or 7, wherein: the crawler type crawler belt walking assembly is characterized in that first crawling ladders are arranged on the side walls of the two sides of the front rack, a supporting connecting frame is arranged on the rear side of each first crawling ladder, the upper ends of the first crawling ladders are rotatably connected to the side walls of the two sides of the front rack, and the rear side of the lower ends of the first crawling ladders is connected to the crawler belt walking assembly through the supporting connecting frame.

9. A mobile jaw crusher as claimed in claim 1 or 5, characterised in that: 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. The method of installing a mobile jaw crusher of any one of claims 1 to 9, wherein: the method comprises the following steps:

step 1: firstly, assembling and forming a crawler walking assembly, a lower end support frame, a front frame and a power drive assembly into a walking system, assembling and forming a rear frame, a jaw breaking host machine, a feeding hopper and a lifting hydraulic cylinder into a jaw breaking system, transferring the walking system and the jaw breaking system to a construction operation site, and controlling the breaking walking system to walk to the lower part of the rear frame by adjusting the lifting height of the lifting hydraulic cylinder so that the lower end support frame is positioned under the rear frame and can be mutually fitted and installed;

step 2: adjusting a lifting hydraulic cylinder to slowly descend, stably placing a rear rack in a fit manner on a lower end support rack, connecting and fixing the rear rack through bolts, inserting a conveying device into a conveying channel formed in the lower end support rack from a front rack, fixing the conveying device in the lower end support rack, and performing crushing operation after debugging is finished;

and step 3: after the crushing operation is finished, a bolt connected between the rear rack and the lower end supporting rack is disassembled, the lifting hydraulic cylinder is adjusted to slowly rise, the jaw crushing system is separated from the traveling system, and the traveling system is operated and controlled to move to be far away from the jaw crushing system.

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