Material returning belt conveyor expanding and contracting mechanism of crawler impact crushing equipment and using method of material returning belt conveyor expanding and contracting mechanism
阅读说明:本技术 一种履带反击式破碎设备回料皮带机展开收缩机构及其使用方法 (Material returning belt conveyor expanding and contracting mechanism of crawler impact crushing equipment and using method of material returning belt conveyor expanding and contracting mechanism ) 是由 柯国彬 于 2019-10-22 设计创作,主要内容包括:本发明涉及履带移动破碎设备技术领域,具体涉及一种履带反击式破碎设备回料皮带机展开收缩机构及其使用方法,其特征在于:包括升降机构和横移机构,升降机构上可转动的连接有头部回转机构并通过其对回料皮带机头部进行支撑,升降机构用于带动回料皮带机头部进行纵向移动,横移机构上可转动的连接有尾部回转机构并通过其对回料皮带机尾部进行支撑,横移机构用于带动回料皮带机尾部进行横向移动。本发明整体结构新颖、实用可靠,回料皮带机展开及收缩过程自动化,无需人工进行安装及拆卸,整个操作过程省时省力且精度高,有效降低操作人员的劳动强度,可实现快速展开并投入工作,也可快速收缩,降低设备整体的运输高度与宽度,便于设备后续运输。(The invention relates to the technical field of crawler mobile crushing equipment, in particular to a material return belt conveyor expansion and contraction mechanism of crawler impact crushing equipment and a using method thereof, and the mechanism is characterized in that: the automatic feeding device comprises a lifting mechanism and a transverse moving mechanism, wherein a head rotating mechanism is rotatably connected to the lifting mechanism and supports the head of the feed back belt conveyor through the head rotating mechanism, the lifting mechanism is used for driving the head of the feed back belt conveyor to move longitudinally, a tail rotating mechanism is rotatably connected to the transverse moving mechanism and supports the tail of the feed back belt conveyor through the tail rotating mechanism, and the transverse moving mechanism is used for driving the tail of the feed back belt conveyor to move transversely. The automatic expansion and contraction device of the feed back belt conveyor is novel in overall structure, practical and reliable, the expansion and contraction processes of the feed back belt conveyor are automatic, manual installation and disassembly are not needed, the whole operation process is time-saving, labor-saving and high in precision, the labor intensity of operators is effectively reduced, quick expansion and work putting can be realized, quick contraction can also be realized, the overall transportation height and width of the equipment are reduced, and subsequent transportation of the equipment is facilitated.)
1. The utility model provides a crawler impact crushing equipment feed back belt feeder expansion contraction mechanism which characterized in that: the automatic feeding device comprises a lifting mechanism and a transverse moving mechanism, wherein the lifting mechanism is fixedly installed on a device rack, the lifting mechanism is rotatably connected with a head rotating mechanism and supports the head of a returning belt conveyor through the head rotating mechanism, the lifting mechanism is used for driving the head of the returning belt conveyor to move longitudinally and switch between a lowered first position and a raised second position, the transverse moving mechanism is rotatably connected with a tail rotating mechanism and passes through the tail rotating mechanism to support the tail of the returning belt conveyor, and the transverse moving mechanism is used for driving the tail of the returning belt conveyor to move transversely and switch between an inner-swinging first position and an outer-swinging second position.
2. The material return belt conveyor unfolding and contracting mechanism of the crawler impact crushing equipment as claimed in claim 1, wherein: the feed back belt conveyor is movably connected with the head swing mechanism and the tail swing mechanism, and can move along the length direction of the feed back belt conveyor under the driving of the driving mechanism and switch between a first position moving downwards and a second position moving upwards.
3. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 2, characterized in that: the lifting mechanism comprises a lifting hydraulic cylinder and a connecting rod mechanism, the lifting hydraulic cylinder is used for driving the connecting rod mechanism to act and enabling the feed back belt conveyor head to move along an arc track so as to realize longitudinal movement and transverse movement, and the overlook projection view of the feed back belt conveyor head moves towards the equipment body at the second lifting position compared with the first lowering position.
4. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 3, characterized in that: the four-bar linkage mechanism is a four-bar linkage mechanism and comprises a fixing frame, a bottom connecting arm, a top connecting arm and an installation arm, wherein the fixing frame is fixedly installed on the equipment rack, one end of the bottom connecting arm is hinged with the fixing frame, the other end of the bottom connecting arm is hinged with one end of the installation arm, the other end of the installation arm is hinged with one end of the top connecting arm, the other end of the top connecting arm is hinged with the fixing frame, one end of a lifting hydraulic cylinder is hinged with the fixing frame, the other end of the lifting hydraulic cylinder is hinged with the bottom connecting arm, an installation surface is arranged on the installation arm, the four-bar linkage mechanism always keeps the horizontal surface of the installation surface in the first descending position, the second ascending position and the ascending and descending process between the first position and the second position, and when the four-bar linkage mechanism is in the first descending position, the bottom, when the four-bar linkage is in the raised second position, the top connecting arm and the mounting arm are abutted against each other.
5. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 4, wherein the material return belt conveyor unfolding and folding mechanism comprises: the utility model discloses a feed back belt conveyor, including mount, end linking arm, top linking arm, bottom.
6. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 2, characterized in that: head rotation mechanism includes the head revolving stage, the head revolving stage is located elevating system upper end and with the rotatable connection of elevating system, the both ends of head revolving stage all articulate there is the head curb plate, two fixedly connected with head crossbeam between the head curb plate, two the equal rotatable a plurality of that is connected with of head curb plate medial extremity face the head gyro wheel, the feed back belt machine head lower extreme left and right sides is all fixed and is equipped with the head guide rail, the head gyro wheel with head guide slot roll fit on the head guide rail.
7. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 2, characterized in that: the transverse moving mechanism comprises a transverse moving hydraulic cylinder and a telescopic assembly, the telescopic assembly comprises an outer telescopic frame and an inner telescopic frame sleeved inside the outer telescopic frame, the outer telescopic frame is fixedly installed on the equipment rack, the transverse moving hydraulic cylinder is used for driving the inner telescopic frame to move so as to realize that the tail part of the feed back belt conveyor is switched between a first position of the inner swing and a second position of the outer swing, and when the tail part of the feed back belt conveyor is located at the first position of the inner swing, a second locking mechanism is arranged between the outer telescopic frame and the inner telescopic frame so as to fix the inner telescopic frame.
8. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 2, characterized in that: afterbody rotation mechanism includes the afterbody revolving stage, the rotatable connection of afterbody revolving stage and mounting bracket, the mounting bracket is fixed to be located on the sideslip mechanism, the both ends of afterbody revolving stage all articulate there is the afterbody curb plate, two fixedly connected with afterbody crossbeam between the afterbody curb plate, two the equal rotatable a plurality of that is connected with of afterbody curb plate medial surface the afterbody gyro wheel, the feed back belt machine afterbody left and right sides is all fixed and is equipped with the afterbody guide rail, the afterbody gyro wheel with afterbody guide slot roll cooperation on the afterbody guide rail works as the feed back belt machine is in the primary importance that moves down reaches during the second place that shifts up, afterbody curb plate and corresponding one side thereby it is right all to be equipped with third locking mechanism between the afterbody guide rail the feed.
9. The material return belt conveyor unfolding and folding mechanism of the crawler impact crushing equipment as claimed in claim 2, characterized in that: the driving mechanism comprises a movable hydraulic cylinder, one end of the movable hydraulic cylinder is connected with the feed back belt conveyor, and the other end of the movable hydraulic cylinder is connected with the tail swing mechanism.
10. The use method of the expanding and contracting mechanism of the return belt conveyor of the crawler impact crushing equipment is used for working by the expanding and contracting mechanism of the return belt conveyor of the crawler impact crushing equipment as claimed in claims 1-9, and is characterized in that: the method comprises the following steps of switching the feed back belt conveyor from a transportation state to a working state and switching the feed back belt conveyor from the working state to the transportation state:
the feed back belt conveyor is switched from a transportation state to a working state:
step 1a, loosening the fixation of the second locking mechanism to the inner telescopic frame;
step 2a, operating the transverse hydraulic cylinder and extending the transverse hydraulic cylinder, wherein the inner expansion bracket moves outwards and drives the tail part of the feed back belt conveyor to swing outwards in a direction away from the equipment body, so that the tail part of the feed back belt conveyor is located at a second position of the outward swing;
step 3a, operating the lifting hydraulic cylinder to extend, enabling the bottom connecting arm to swing upwards and driving the mounting arm and the top connecting arm to move together to enable the head of the feed back belt conveyor to ascend and swing into the equipment body, and enabling the head of the feed back belt conveyor to be located at a second lifted position;
step 4a, fixing the top connecting arm through the first locking mechanism;
step 5a, loosening the third locking mechanism to fix the feed back belt conveyor;
step 6a, operating the movable hydraulic cylinder and extending the movable hydraulic cylinder so as to drive the feed back belt conveyor to move upwards along the length direction of the feed back belt conveyor and enable the feed back belt conveyor to be in the second position of moving upwards;
step 7a, fixing the feed back belt conveyor through the third locking mechanism;
the feed back belt conveyor is switched from a working state to a transportation state:
step 1b, loosening the third locking mechanism to fix the returned belt conveyor;
step 2b, operating the movable hydraulic cylinder and retracting the movable hydraulic cylinder so as to drive the feed back belt conveyor to move downwards along the length direction of the movable hydraulic cylinder and enable the feed back belt conveyor to be in the first downward moving position;
step 3b, fixing the feed back belt conveyor through the third locking mechanism;
step 4b, loosening the fixation of the first locking mechanism on the top connecting arm;
step 5b, operating the lifting hydraulic cylinder to retract, enabling the bottom connecting arm to swing downwards and drive the mounting arm and the top connecting arm to move together to realize that the head of the feed back belt conveyor descends and swings out in a direction away from the equipment body until the bottom connecting arm is abutted with the limiting frame, and accordingly enabling the head of the feed back belt conveyor to be located at a first descending position;
step 6b, operating the transverse hydraulic cylinder and retracting the transverse hydraulic cylinder, wherein the inner expansion bracket moves inwards and drives the tail part of the feed back belt conveyor to swing inwards towards the equipment body, so that the tail part of the feed back belt conveyor is located at a first position of the inner swing;
and 7b, fixing the inner telescopic frame through the second locking mechanism.
Technical Field
The invention relates to the technical field of crawler mobile crushing equipment, in particular to a material return belt conveyor unfolding and shrinking mechanism of crawler impact crushing equipment and a using method of the material return belt conveyor unfolding and shrinking mechanism.
Background
The movable crushing and screening equipment has the characteristics of integrated units, flexible maneuverability, field free combination and the like, is favored by more and more customers, generally speaking, the crawler impact type crushing equipment can be used for primary crushing, secondary crushing, tertiary crushing and recycling application, is generally suitable for crushing stone materials with low hardness, brittleness and less abrasion, and is not suitable for materials with high hardness and strong abrasion.
In order to enable the size of materials crushed by the existing crawler impact crushing equipment to meet the finished product particle size required by a client, a return screen box is often arranged at the main belt discharging end of the crawler impact crushing equipment, a return belt conveyor is arranged on one side of the equipment, and ultra-particle size materials sieved by the return screen box are conveyed to a vibrating feeder again and conveyed to an impact crushing main machine for crushing, however, the return belt conveyor on the traditional crawler impact crushing equipment does not have the functions of contraction and expansion, if the return belt conveyor is directly and fixedly arranged on the equipment, when the equipment is transported, the whole transport height and transport width of the equipment exceed the specified transport height and transport width, so that the equipment is often used after a construction site, the return belt conveyor is built and arranged on the construction site, and the whole installation process is time-consuming and labor-consuming, the labor intensity of workers is high, and the whole use and transportation are inconvenient.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the expanding and contracting mechanism of the return belt conveyor of the crawler impact crushing equipment and the use method thereof, wherein the expanding and contracting mechanism is novel in integral structure, practical and reliable, the expanding and contracting process of the return belt conveyor is automatic, manual installation and disassembly are not needed, the whole operation process is time-saving and labor-saving, the precision is high, the labor intensity of operators is effectively reduced, quick expansion and working can be realized, quick contraction can also be realized, the integral transportation height and width of the equipment are reduced, and the subsequent transportation of the equipment is facilitated.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a track counterattack formula crushing equipment feed back belt feeder expandes shrink mechanism, including elevating system and the sideslip mechanism of fixed mounting on the equipment rack, the last rotatable head rotation mechanism that is connected with of elevating system supports feed back belt machine head through head rotation mechanism, elevating system is used for driving feed back belt machine head and carries out longitudinal movement and switches between the first position that descends and the second position that rises, the rotatable afterbody rotation mechanism that is connected with of sideslip mechanism supports feed back belt machine afterbody through afterbody rotation mechanism, the sideslip mechanism is used for driving feed back belt machine afterbody to carry out lateral shifting and switches between the first position of interior pendulum and the second position of outer pendulum.
Furthermore, the feed back belt conveyor is movably connected with the head swing mechanism and the tail swing mechanism, and can move along the length direction of the feed back belt conveyor under the driving of the driving mechanism and switch between a first position moving downwards and a second position moving upwards.
Furthermore, the lifting mechanism comprises a lifting hydraulic cylinder and a link mechanism, the lifting hydraulic cylinder is used for driving the link mechanism to act and enabling the head of the feed-back belt conveyor to move along an arc track so as to realize longitudinal movement and transverse movement, and the overlooking projection view of the head of the feed-back belt conveyor moves towards the equipment body at the second lifting position compared with the first lowering position.
Furthermore, the link mechanism is a four-bar linkage mechanism, the four-bar linkage mechanism comprises a fixed frame, a bottom connecting arm, a top connecting arm and a mounting arm, the fixed frame is fixedly mounted on the equipment frame, one end of the bottom connecting arm is hinged with the fixed frame, the other end of the bottom connecting arm is hinged with one end of the mounting arm, the other end of the mounting arm is hinged with one end of the top connecting arm, the other end of the top connecting arm is hinged with the fixed frame, one end of a lifting hydraulic cylinder is hinged with the fixed frame, the other end of the lifting hydraulic cylinder is hinged with the bottom connecting arm, a mounting surface is arranged on the mounting arm, the four-bar linkage mechanism always keeps the level of the mounting surface in the first descending position, the second ascending position and the ascending and descending process between, the bottom connecting arm and the top connecting arm are mutually abutted, and when the four-bar linkage mechanism is located at the second lifting position, the top connecting arm and the mounting arm are mutually abutted.
Further, mount lower extreme fixed mounting has spacing, thereby spacing be used for with end linking arm looks butt and support it and make feed back belt feeder head stably be in the primary importance that descends, the fixed locking frame that is equipped with in mount upper end, when feed back belt feeder head is in the second place that rises, thereby it fixes to the linking arm of pushing up to be equipped with first locking mechanism between locking frame and the linking arm of pushing up.
Further, head rotation mechanism includes the head revolving stage, the head revolving stage locate the elevating system upper end and with the rotatable being connected of elevating system, the both ends of head revolving stage all articulate there is the head curb plate, fixedly connected with head crossbeam between two head curb plates, two head curb plate medial extremity terminal all rotatable be connected with a plurality of head gyro wheels, the feed back belt feeder head lower extreme left and right sides all is fixed and is equipped with the head guide rail, the head guide slot roll cooperation on head gyro wheel and the head guide rail.
Further, sideslip mechanism includes sideslip pneumatic cylinder and flexible subassembly, the flexible subassembly includes that outer expansion bracket and cover locate the inside interior expansion bracket of outer expansion bracket, outer expansion bracket fixed mounting is in the equipment rack, thereby the sideslip pneumatic cylinder is used for driving the removal of interior expansion bracket and realizes that feed back belt feeder afterbody switches between the primary importance of interior pendulum and the second place of outer pendulum, when last feed back belt feeder afterbody is in the primary importance of interior pendulum, thereby it fixes to be equipped with second locking mechanism between outer expansion bracket and the interior expansion bracket.
Further, afterbody rotation mechanism includes the afterbody revolving stage, the rotatable connection of afterbody revolving stage and mounting bracket, the mounting bracket is fixed to be located on the sideslip mechanism, the both ends of afterbody revolving stage all articulate there is the afterbody curb plate, fixedly connected with afterbody crossbeam between two afterbody curb plates, two equal rotatable a plurality of afterbody gyro wheels that are connected with of afterbody curb plate medial surface, the feed back belt conveyer afterbody left and right sides all fixedly is equipped with the afterbody guide rail, afterbody gyro wheel and the afterbody guide slot roll cooperation on the afterbody guide rail, when the feed back belt conveyer is in the primary importance that moves down and the second place that moves up, thereby all be equipped with third locking mechanism between the afterbody guide rail of afterbody curb plate.
Further, actuating mechanism includes the removal pneumatic cylinder, and the one end of removal pneumatic cylinder is connected with the feed back belt feeder and the other end is connected with afterbody rotation mechanism.
A use method of a return belt machine expansion and contraction mechanism of a crawler impact crushing device utilizes the return belt machine expansion and contraction mechanism of the crawler impact crushing device to work, comprises the switching of the return belt machine from a transportation state to a working state and the switching of the return belt machine from the working state to the transportation state, and comprises the following specific operation steps:
the feed back belt conveyor is switched from a transportation state to a working state:
step 1a, loosening the fixation of the second locking mechanism to the inner telescopic frame;
step 2a, operating the transverse hydraulic cylinder and extending the transverse hydraulic cylinder, moving the inner telescopic frame outwards and driving the tail part of the feed back belt conveyor to swing outwards in a direction away from the equipment body, so that the tail part of the feed back belt conveyor is located at a second position of outward swing;
step 3a, operating the lifting hydraulic cylinder and extending the lifting hydraulic cylinder, enabling the bottom connecting arm to swing upwards and driving the mounting arm and the top connecting arm to move together to enable the head of the feed-back belt conveyor to ascend and swing into the equipment body, and enabling the head of the feed-back belt conveyor to be located at a second rising position;
step 4a, fixing the top connecting arm through a first locking mechanism;
step 5a, loosening the third locking mechanism to fix the feed back belt conveyor;
step 6a, operating the movable hydraulic cylinder and extending the movable hydraulic cylinder so as to drive the feed back belt conveyor to move upwards along the length direction of the movable hydraulic cylinder and enable the feed back belt conveyor to be at a second position where the feed back belt conveyor moves upwards;
step 7a, fixing the feed back belt conveyor through a third locking mechanism;
the feed back belt conveyor is switched from the working state to the transportation state:
step 1b, loosening the third locking mechanism to fix the returned belt conveyor;
step 2b, operating the movable hydraulic cylinder and retracting the movable hydraulic cylinder so as to drive the feed back belt conveyor to move downwards along the length direction of the movable hydraulic cylinder and enable the feed back belt conveyor to be in a first position of downward movement;
step 3b, fixing the feed back belt conveyor through a third locking mechanism;
step 4b, loosening the fixing of the first locking mechanism to the opposite connecting arm;
step 5b, operating the lifting hydraulic cylinder and enabling the lifting hydraulic cylinder to retract, enabling the bottom connecting arm to swing downwards and driving the mounting arm and the top connecting arm to move together to enable the head of the feed-back belt conveyor to descend and swing out in a direction far away from the equipment body until the bottom connecting arm is abutted with the limiting frame, and enabling the head of the feed-back belt conveyor to be located at a first descending position;
step 6b, operating the transverse hydraulic cylinder and retracting the transverse hydraulic cylinder, moving the inner telescopic frame inwards and driving the tail of the feed back belt conveyor to swing inwards towards the equipment body, so that the tail of the feed back belt conveyor is located at a first inward swinging position;
and 7b, fixing the inner telescopic frame through a second locking mechanism.
As can be seen from the above description, the material returning belt conveyor expanding and contracting mechanism of the crawler impact crushing equipment and the use method thereof provided by the invention can drive the head part of the material returning belt conveyor to rise above the vibrating feeder on the equipment body when the equipment needs to work through the arrangement of the lifting mechanism, so that the material transported on the material returning belt conveyor can be conveniently returned to the vibrating feeder, and can drive the head part of the material returning belt conveyor to descend when the equipment needs to be transported, so that the overall transport height of the equipment is reduced, and the subsequent transportation of the equipment is convenient, through the arrangement of the transverse moving mechanism, when the equipment needs to work, the tail part of the material returning belt conveyor can be driven to swing away from the equipment body, so that the discharging direction of the discharging end of the head part of the material returning belt conveyor can correspondingly swing towards the direction of the equipment body, so that the material transported on the material returning belt conveyor can better return to the vibrating feeder, when the equipment needs to be transported, the tail part of the feed back belt conveyor can be driven to swing in towards the direction of the equipment body, so that the overall transportation width of the equipment is reduced, the subsequent transportation of the equipment is facilitated, through the arrangement of the head rotating mechanism and the tail rotating mechanism, when the transverse mechanism drives the tail part of the feed back belt conveyor to transversely move, the change of the swing angle of the feed back belt conveyor is facilitated to be adapted, when the head part of the feed back belt conveyor is driven by the lifting mechanism to longitudinally move, the change of the inclination angle of the feed back belt conveyor is facilitated to be adapted, through the arrangement of the driving mechanism, when the equipment needs to work, the feed back belt conveyor can be driven to move to the second position which is moved upwards, so that the height of the head part of the feed back belt conveyor is further increased, the unloading height is increased, the interference between the head part of the feed back belt conveyor and materials in the vibration feeding conveyor is avoided, and the tail, correspondingly, the discharge direction of the discharge end of the head of the feed back belt conveyor is deflected towards the direction of the equipment body, so that the head of the feed back belt conveyor further extends into the upper part inside the vibrating feeder, the materials conveyed on the feed back belt conveyor are further ensured to better return to the vibrating feeder, the situation that the vibrating feeder overflows at the discharge position of the feed back belt conveyor is avoided, when the equipment needs to be transported, the feed back belt conveyor can be driven to move to the first position moving downwards, the feed back belt conveyor can be prevented from interfering with the equipment body in the next contraction process, the subsequent contraction process of the feed back belt conveyor is ensured to be smoothly carried out, the expansion and contraction process of the whole feed back belt conveyor is automatic, manual installation and disassembly are not needed, the whole operation process is time-saving, labor-saving and high in precision, the labor intensity of operators is effectively reduced, and quick expansion and putting-in work can be realized, the device can be quickly contracted, the overall transportation height and width of the device are reduced, and the subsequent transportation of the device is facilitated.
Drawings
Fig. 1 is a schematic view of a state that a feed-back belt conveyor of the crawler impact crushing device is in a working state by the expanding and contracting mechanism of the feed-back belt conveyor.
Fig. 2 is a schematic view of the state that the feed-back belt conveyor is in a transportation state by the expanding and contracting mechanism of the feed-back belt conveyor of the crawler impact crushing equipment.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 2.
Fig. 5 is a schematic perspective view of the lifting mechanism and the head revolving mechanism.
Fig. 6 is a partially enlarged schematic view of C in fig. 5.
Fig. 7 is a partially enlarged view of fig. 5 at D.
FIG. 8 is a schematic view of the elevator mechanism and the slewing gear in a second, raised position.
FIG. 9 is a schematic view of the lifting mechanism and the headset slewing mechanism in a first lowered position.
Fig. 10 is a schematic perspective view of the traverse mechanism and the tail swing mechanism.
Fig. 11 is a partially enlarged schematic view at E in fig. 10.
Fig. 12 is a partially enlarged schematic view at F in fig. 10.
Fig. 13 is a schematic partial three-dimensional structure view of the material returning belt conveyor of the crawler impact crushing device of the invention, which enables the material returning belt conveyor to be in a transportation state.
Fig. 14 is a top view of the material returning belt conveyor of the crawler impact crushing apparatus of the present invention in a transportation state by the material returning belt conveyor expanding and contracting mechanism.
Fig. 15 is a top view of the material returning belt machine of the crawler impact crushing apparatus of the present invention, which is expanded and contracted to make the material returning belt machine in a working state.
In the figure: 1-a lifting mechanism; 11-a lifting hydraulic cylinder; 12-a linkage mechanism; 121-a fixing frame; 122-bottom link arm; 123-top link arm; 124-mounting arm; 1241-mounting surface; 13-a limiting frame; 14-a locking frame; 15-a first locking mechanism; 2-a traversing mechanism; 21-a transverse hydraulic cylinder; 22-a telescopic assembly; 221-an external telescopic frame; 222-an inner telescoping frame; 23-a second locking mechanism; 24-a mounting frame; 3-a head slewing mechanism; 31-head rotation stage; 32-head side plate; 33-a head beam; 34-head rollers; 35-a head rail; 351-head channel; 4-tail swing mechanism; 41-tail rotating platform; 42-tail side plate; 43-tail boom; 44-tail rollers; 45-tail rail; 451-tail guide groove; 46-a third locking mechanism; 51-a mobile hydraulic cylinder; 6-a feed back belt conveyor.
Detailed Description
The invention is further described below by means of specific embodiments.
As shown in fig. 1, fig. 2, fig. 14 and fig. 15, the material returning belt conveyor expanding and contracting mechanism of the crawler impact crushing equipment comprises a
Through the arrangement of the
As shown in fig. 1, fig. 2, fig. 13, fig. 14 and fig. 15, the feed
As shown in fig. 5, 8 and 9, the
As shown in fig. 5, 8 and 9, the
As shown in fig. 7, 8 and 9, the
As shown in fig. 5, 6, 8 and 9, a limiting
As shown in fig. 3 and 7, the
As shown in fig. 10 and 11, the
As shown in fig. 4 and 12, the
As shown in fig. 10, 12 and 13, the driving mechanism includes a moving
A use method of a material returning belt expanding and contracting mechanism of a crawler impact crushing device is characterized in that the material returning belt expanding and contracting mechanism of the crawler impact crushing device works, and comprises the following specific operation steps of switching a
the material returning
step 1a, loosening the fixation of the
step 2a, operating the transverse
step 3a, operating the lifting
step 4a, fixing the
step 5a, loosening the
step 6a, operating and extending the movable
step 7a, fixing the feed back
the material returning
step 1b, loosening the fixation of the
step 2b, operating and retracting the movable
step 3b, fixing the feed back
step 4b, loosening the fixing of the top connecting
step 5b, operating the lifting
step 6b, operating and retracting the transverse
and 7b, fixing the inner
The above description is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the design concept should fall within the scope of the present invention.
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