CN113371398A - Tail roller assembly of scraper conveyor and disassembling and assembling method thereof - Google Patents
Tail roller assembly of scraper conveyor and disassembling and assembling method thereof Download PDFInfo
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- CN113371398A CN113371398A CN202110729498.5A CN202110729498A CN113371398A CN 113371398 A CN113371398 A CN 113371398A CN 202110729498 A CN202110729498 A CN 202110729498A CN 113371398 A CN113371398 A CN 113371398A
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- side plate
- machine body
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/18—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
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- Mechanical Engineering (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The invention discloses a tail roller assembly of a scraper conveyor and a dismounting method thereof, relating to the field of underground equipment; the mounting seat comprises a movable side plate which slides along the length direction of the machine body and is detachably mounted in a side plate groove of the machine body, the movable side plate is detachably fixed with the side plate of the machine body through the fixing piece, and the height of the side plate groove of the machine body and the length along the length direction of the machine body are larger than the maximum diameter of the roller; the mounting seat also comprises an upper pressure plate which is fixed with the upper part of the side plate of the machine body to form an upper guide groove and a lower pressure plate which is fixed with the lower part of the side plate of the machine body to form a lower guide groove, and a sliding key which is matched with the upper guide groove and the lower guide groove is arranged on the movable side plate; the movable side plate is provided with an assembly groove along the length direction of the machine body, and rotating shafts at two ends of the roller are rotationally limited in the assembly groove; the invention provides a component capable of quickly and safely disassembling the tail roller of the scraper conveyor in multiple modes, thereby avoiding the safety problem caused by the disassembly and the assembly of the tail roller of the scraper conveyor.
Description
Technical Field
The invention relates to the field of underground equipment, in particular to a tail roller assembly of a scraper conveyor and a disassembling and assembling method thereof.
Background
The scraper conveyor is a continuous action type conveying machine taking a flexible body as a traction mechanism, is mainly used for a long-wall coal face and is a main conveying device of the existing long-wall coal face; at present, the domestic scraper conveyor mainly comprises a transmission device, a groove body, a tail, a scraper chain and the like, wherein the scraper chain respectively bypasses a chain wheel component of a machine head and a roller of the tail to enable the scraper chain on the upper layer and the scraper chain on the lower layer to form a closed loop, and the roller of the tail is one of important components of the whole system.
Traditional scraper conveyor tail part includes fuselage curb plate, tail cylinder, curb plate assembly groove and limiting plate, during the use, places the tail cylinder in the curb plate assembly groove of fuselage curb plate along with fuselage length direction, and reuse limiting plate and bolt are fixed the tail cylinder, and during the dismantlement, tear the limiting plate earlier, shift out the tail cylinder along fuselage length direction again.
When special conditions are met in an underground field, when foreign matters which are difficult to move exist in the length direction of a machine body, the disassembly of a machine tail roller is difficult due to insufficient operation space, if the machine tail roller is required to be disassembled, a barrier in the length direction of the machine body needs to be moved firstly or components adjacent to the machine tail need to be disassembled in a matched mode to vacate space for disassembling the machine tail roller, and therefore a large amount of extra manpower, material resources and time input can be generated.
Therefore, the conventional dismounting structure of the tail drum has application limitation.
The reference with publication number CN210593951U discloses a roller quick assembly disassembly structure, but the structure of the utility model can only realize a roller assembly disassembly mode, so the utility model discloses a roller quick assembly disassembly structure also has limitations in application.
Disclosure of Invention
One of the technical problems to be solved by the invention is how to avoid the safety problem caused by the disassembly and assembly of the tail roller of the scraper conveyor;
the second technical problem to be solved by the invention is how to disassemble and assemble the tail roller along the length direction of the machine body when the machine body is blocked in the width direction;
the third technical problem to be solved by the invention is how to disassemble and assemble the tail roller along the width direction of the machine body when the machine body is blocked in the length direction;
the fourth technical problem to be solved by the invention is how to disassemble and assemble the tail roller from the other side of the machine body in the width direction when the machine body is blocked in the length direction and one side of the machine body in the width direction is close to the coal wall.
In order to solve one of the above technical problems, the present invention provides the following technical solutions:
a tail roller assembly of a scraper conveyor comprises a tail roller, a mounting seat and a fixing piece; the mounting seat comprises movable side plates which are in rotating fit with two ends of the tail roller, the two movable side plates are respectively and detachably mounted on the machine body side plates on two sides of the machine body in a sliding mode along the length direction of the machine body, and the movable side plates are detachably fixed with the machine body side plates through fixing pieces; the machine body side plate is provided with a machine body side plate groove along the length direction of the machine body, the movable side plate is fixed in the machine body side plate groove in a sliding manner, and the height of the machine body side plate groove and the length along the length direction of the machine body are greater than the maximum diameter of the roller;
the mounting seat further comprises a pressure plate assembly, and the pressure plate assembly comprises an upper pressure plate and a lower pressure plate; the upper pressing plate is fixed on the upper part of the side plate of the machine body, and a first upper guide groove is formed between the upper pressing plate and the upper part of the side plate of the machine body; the lower pressing plate is fixed at the lower part of the side plate of the machine body and forms a lower guide groove with the lower part of the side plate of the machine body; the upper part and the lower part of the movable side plate are provided with sliding keys matched with the first upper guide groove and the first lower guide groove;
the movable side plate is provided with an assembly groove along the length direction of the machine body, the opening of the assembly groove faces the tail end of the machine, and rotating shafts at two ends of the machine tail roller are rotatably limited in the assembly groove.
The movable side plate and the tail roller arranged on the movable side plate can be easily arranged or dismantled along the width direction of the machine body when the height of the side plate groove of the machine body and the length along the length direction of the machine body are larger than the maximum diameter of the tail roller; the first upper guide groove, the lower guide groove and the sliding key in sliding fit with the upper guide groove facilitate the sliding of the movable side plate in the side plate groove of the machine body, facilitate the adjustment of the positions of the movable side plate and the tail roller arranged on the movable side plate, and facilitate the installation and the disassembly of the movable side plate and the tail roller along the length direction of the machine body.
Preferably, the mounting includes screw rod, first installation ear and second installation ear, first installation ear is fixed in the activity curb plate outside, the second installation ear is fixed in the fuselage curb plate outside, and the screw rod passes in proper order and fixes on first installation ear and second installation ear.
The fixing piece fixes the side plate of the machine body and the movable side plate together in a sliding manner.
Preferably, the outer side of the movable side plate is positioned at two sides of the rotating shaft and is fixed with a limiting plate.
The limiting plate limits the displacement of the tail roller along the length direction of the machine body.
Preferably, the mounting seat further comprises a guide strip, the upper top surface of the guide strip is fixed with the inner top surface of the side plate groove of the fuselage, the side edge of the guide strip is fixed with the lower part of the upper pressure plate, a second upper guide groove is arranged on the guide strip, and sliding keys matched with the second upper guide groove and the lower guide groove are arranged on the upper part and the lower part of the movable side plate.
When the operable space between one side of the side plate of the machine body along the width direction of the machine body and the coal wall is small, the arrangement of the guide strip enables the machine tail roller to be installed and removed from the other side along the width direction of the machine body.
Preferably, the side plates, the mounting seats, the fixing pieces and the limiting plates of the fuselage comprise two groups of same structures, and are symmetrically distributed on the bottom plate along the central axis of the length direction of the fuselage.
To solve the second technical problem, the present invention provides the following technical solutions:
a longitudinal dismounting method for a tail roller assembly of a scraper conveyor comprises the following steps:
s11, fixedly connecting the upper part of the upper pressure plate and the upper part of the side plate of the machine body through bolts and through holes, and fixedly connecting the lower part of the lower pressure plate and the lower part of the side plate of the machine body through bolts and through holes;
s12 the two sliding keys on the movable side plate are respectively installed in the first upper guide groove and the lower guide groove in a sliding way along the length direction of the machine body, and at the moment, the movable side plate is installed in the side plate groove of the machine body in a sliding way;
one end of the S13 fixed piece is arranged on the movable side plate, and the other end is arranged on the side plate of the machine body;
s14, rotating shafts at two ends of the tail roller along the length direction of the machine body and installing the rotating shafts in an assembly groove formed in the movable side plate in a rotating mode;
wherein, S11 to S14 are longitudinal installation methods of the tail roller assembly of the scraper conveyor, and S14 to S11 are longitudinal disassembly methods of the tail roller assembly of the scraper conveyor.
Preferably, the outer side of the movable side plate is located at two sides of the rotating shaft and is fixed with a limiting plate, and the method further comprises the following steps:
and S15 fixed limit plates are arranged at two sides of the rotating shaft at the outer side of the movable side plate.
To solve the third technical problem, the invention provides the following technical scheme:
a transverse dismounting method for a tail roller assembly of a scraper conveyor comprises the following steps:
s21, inserting the tail roller from the side plate groove of the machine body on one side along the width direction of the machine body, and placing the tail roller between the side plates of the machine body on two sides;
s22 a movable side plate is rotatably arranged on the rotating shafts at the two ends of the tail roller, and an assembly groove on the movable side plate is connected with the rotating shafts;
s23, the upper part of the upper pressure plate is fixedly connected with the upper part of the side plate of the machine body, and then the sliding key at the upper end of the movable side plate is fixed in a first upper guide groove formed by the upper pressure plate and the side plate of the machine body in a sliding manner;
s24, the lower part of the lower pressing plate is fixedly connected with the lower part of the side plate of the machine body, and then the sliding key at the lower end of the movable side plate is fixed in a lower guide groove formed by the lower pressing plate and the side plate of the machine body in a sliding manner;
one end of the S25 fixed piece is arranged on the movable side plate, and the other end is arranged on the side plate of the machine body;
wherein, S21 to S25 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S25 to S21 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
Preferably, the outer side of the movable side plate is located at two sides of the rotating shaft and is fixed with a limiting plate, and the method further comprises the following steps:
and S26 fixed limit plates are arranged at two sides of the rotating shaft at the outer side of the movable side plate.
In order to solve the fourth technical problem, the invention provides the following technical scheme:
a transverse dismounting method for a tail roller assembly of a scraper conveyor comprises the following steps:
s31, a rotating shaft at one end of the tail roller is arranged on a movable side plate at one side, and the tail roller and the movable side plate at the side are moved into a side plate groove of the body from the other side along the width direction of the body together;
s32, installing the guide strip into the sliding key at the upper end of the movable side plate at the side from the upper end of the machine body;
s33, fixing the upper pressure plate and the lower pressure plate with the upper end and the lower end of the movable side plate of the side from the inner side of the side body side plate;
s34 mounting one end of the fastener to the side movable side plate and one end to the side body side plate from the inner side of the side body side plate;
s35, fixing the upper pressure plate and the guide strip together by using the space left between the side plate of the side body and the coal wall;
s36, sleeving a rotating shaft at the other end of the tail roller on the movable side plate at the other side, and sleeving a guide strip on a sliding key at the upper end of the movable side plate at the other side;
s37, fixedly connecting the upper pressure plate with the side plate of the machine body and the guide strip on the other side, and fixedly connecting the lower pressure plate with the side plate of the machine body on the other side;
s38, mounting one end of the fixed piece on the other side movable side plate and mounting one end of the fixed piece on the other side fuselage side plate;
wherein, S31 to S38 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S38 to S31 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
Therefore, the invention has the advantages that:
1. the tail roller assembly of the scraper conveyor and the dismounting method thereof disclosed by the invention have the advantages that on the basis of ensuring that the tail roller still has the original performance, the tail roller can move along the length direction of the conveyor body and can also move along the width direction of the conveyor body when being dismounted; the invention provides various dismounting methods to deal with the complex condition in underground operation, simultaneously reduces the difficulty of equipment maintenance and expands the application range of the tail roller; when special conditions happen to the underground site, the tail roller is fast and safe to dismantle, a large amount of extra manpower, material resources and time are saved, loss is reduced as much as possible, and safety accidents are avoided;
2. the structure that the upper guide groove and the lower guide groove are matched with the movable side plate is a positioning reference of the tail roller in the width direction of the machine body, and meanwhile, the structure that the upper guide groove and the lower guide groove are matched with the movable side plate ensures the structural strength of the tail roller in the width direction of the machine body;
3. the arrangement of the guide strips enables the tail roller to be installed and removed from the other side in the width direction of the machine body when the operable space between one side of the side plate of the machine body in the width direction of the machine body and the coal wall is small, and further the application range of the tail roller is expanded.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention;
fig. 2 is a right-side view structure diagram according to a first embodiment of the present invention;
FIG. 3 is a schematic perspective view of a side panel of the fuselage according to an embodiment of the invention;
FIG. 4 is a schematic perspective view of an upper platen according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 2A according to one embodiment of the present invention;
FIG. 6 is a schematic perspective view of a lower platen according to an embodiment of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 2B according to one embodiment of the present invention;
fig. 8 is a schematic perspective view of a movable side plate according to an embodiment of the present invention;
FIG. 9 is a schematic perspective view of a second embodiment of the present invention;
FIG. 10 is a right side view structural diagram of a second embodiment of the present invention;
FIG. 11 is an enlarged, fragmentary view of FIG. 10C according to a second embodiment of the present invention;
FIG. 12 is a schematic perspective view of a side panel of the fuselage according to a second embodiment of the present invention;
FIG. 13 is a schematic perspective view of an upper platen according to a second embodiment of the present invention;
fig. 14 is a schematic perspective view of a guide bar according to a second embodiment of the present invention.
The reference numbers in the figures illustrate: 1. a base plate; 2. a fuselage side panel; 3. a mounting seat; 31. a movable side plate; 32. an upper pressure plate; 33. a lower pressing plate; 34. a guide strip; 4. a tail drum; 5. a fixing member; 51. a screw; 52. a first mounting ear; 53. a third mounting ear; 6. a limiting plate; 7. a body side panel slot; 8. a first upper guide groove; 9. a lower guide groove; 10. assembling a groove; 11. a second upper guide groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following description is made with reference to the accompanying drawings in the embodiments of the present invention; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments. Based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1, the invention discloses a tail roller assembly of a scraper conveyor and a dismounting method thereof, comprising a bottom plate 1, a body side plate 2, a mounting seat 3, a tail roller 4, a fixing piece 5 and a limiting plate 6.
Referring to fig. 1 and 2, the side plates 2 of the machine body, the mounting seat 3, the fixing member 5 and the limiting plate 6 have two groups of same structures and are symmetrically distributed on the bottom plate 1, the symmetric axis is a central axis of the bottom plate 1 along the length direction of the machine body (not shown), and the distance between the side plates 2 of the machine body on the two sides is slightly wider than the length of the tail drum 4, mainly considering that dust, mud and the like are easy to fall between the tail drum 4 and the side plates 2 of the machine body when the machine body works underground.
Referring to fig. 1, 2 and 3, a bottom plate 1 is horizontally placed on a working plane, and a side plate 2 of a fuselage is vertically fixed on the bottom plate 1 by welding or bolts; set up fuselage curb plate groove 7 on the fuselage curb plate 2 along fuselage length direction, 7 opening directions in fuselage curb plate groove are terminal towards the tail, and the height in fuselage curb plate groove 7 and the length along fuselage length direction are greater than the maximum diameter of tail cylinder 3, and top surface and lower bottom surface all are the step form in the fuselage curb plate groove 7.
Referring to fig. 1, 2, 4 and 5, the mounting base 3 includes a movable side plate 31, an upper pressing plate 32 and a lower pressing plate 33; the cross section of the upper press plate 32 is L-shaped, a row of through holes (not shown) are formed in the upper portion of the upper press plate 32, a row of through holes (not shown) are also formed in the upper portion of the machine body side plate 2, the upper press plate 32 and the machine body side plate 2 are fixedly connected together through the through holes and bolts, the lower portion of the upper press plate 32 is step-shaped, and at the moment, a first upper guide groove 8 is formed between the upper press plate 32 and the machine body side plate 2.
Referring to fig. 1, 2, 6 and 7, the cross section of the lower pressing plate 33 is "L" shaped, the lower portion of the lower pressing plate 33 has a row of through holes (not shown), the lower portion of the side plate 2 has a row of through holes (not shown), the lower pressing plate 33 and the side plate 2 are fixedly connected together through the through holes and bolts, the upper portion of the lower pressing plate 33 is stepped, and the lower guide groove 9 is formed between the lower pressing plate 33 and the side plate 2.
Referring to fig. 1, 2 and 8, the upper end and the lower end of the movable side plate 31 are respectively provided with a sliding key (not shown), two sliding keys on the movable side plate 31 are respectively slidably mounted in the first upper guide groove 8 and the lower guide groove 9, the movable side plate 31 is detachably mounted on the machine body side plate 2 in a sliding manner along the length direction of the machine body, at this time, the first upper guide groove 8 and the lower guide groove 9 play a positioning reference role along the width direction of the machine body, and the structural strength of the machine tail roller 4 is ensured when the machine tail roller is transversely stressed; meanwhile, the two sliding keys on the movable side plate 31 are not completely and tightly contacted with the first upper guide groove 8 and the lower guide groove 9, and the smooth sliding of the movable side plate 31 in the first upper guide groove 8 and the lower guide groove 9 is further ensured mainly in consideration of the working environment of the underground working device.
Referring to fig. 1, the fixing member 5 includes a screw 51, a first mounting lug 52 and a second mounting lug 53, the first mounting lug 52 is fixed on the outer side of the movable side plate 31, the second mounting lug 53 is fixed on the outer side of the body side plate 2, the screw 51 sequentially passes through and is fixed on the first mounting lug 52 and the second mounting lug 53, and the movable side plate 31 is detachably fixed with the body side plate 2 through the fixing member 5.
Referring to fig. 1, 2 and 8, the movable side plate 31 is provided with an assembly groove 10 along the length direction of the machine body, the rotating shafts (not shown) at two ends of the tail roller 4 rotate in the assembly groove 10, the opening of the assembly groove 10 faces the tail end, and two limiting plates 6 are fixed at two sides of the rotating shafts at the outer side of the movable side plate 31.
In one embodiment, there are two methods for disassembling and assembling a tail roller assembly of a scraper conveyor, which are a longitudinal disassembling and assembling method and a transverse disassembling and assembling method, respectively, where the longitudinal disassembling and assembling method includes the following steps:
s11, fixedly connecting the upper part of the upper pressure plate 32 and the upper part of the side plate 2 of the machine body through bolts and through holes, and fixedly connecting the lower part of the lower pressure plate 33 and the lower part of the side plate 2 of the machine body through bolts and through holes;
s12 the two sliding keys on the movable side plate 31 are respectively installed in the first upper guide groove 8 and the lower guide groove 9 in a sliding way along the length direction of the machine body, at this time, the movable side plate 31 is installed in the machine body side plate groove 7 in a sliding way;
s13 one end of the fixed part 5 is arranged on the movable side plate 31, and the other end is arranged on the side plate 2 of the body;
s14, rotating shafts at two ends of the tail roller 4 along the length direction of the machine body and installing the rotating shafts in an assembly groove 10 formed in the movable side plate 31 in a rotating way;
s15 the fixed limit plates 6 are arranged at the two sides of the rotating shaft at the outer side of the movable side plate 31.
Wherein, S11 to S15 are longitudinal installation methods of the tail roller assembly of the scraper conveyor, and S15 to S11 are longitudinal disassembly methods of the tail roller assembly of the scraper conveyor.
A transverse dismounting method of a tail roller assembly of a scraper conveyor comprises the following steps:
s21, inserting the tail roller 4 from the side plate groove 7 of one side along the width direction of the machine body, and placing the tail roller 4 between the side plates 2 of the machine body at two sides;
s22, rotatably mounting movable side plates 31 on rotating shafts at two ends of the tail roller 4, and connecting the assembling grooves 10 on the movable side plates 31 with the rotating shafts;
s23, the upper part of the upper pressure plate 32 is fixedly connected with the upper part of the side plate 2 of the machine body, and then the sliding key at the upper end of the movable side plate 31 is fixed in the first upper guide groove 8 formed by the upper pressure plate 32 and the side plate 31 of the machine body in a sliding way;
s24, the lower part of the lower pressing plate 33 is fixedly connected with the lower part of the side plate 2 of the machine body, and then the sliding key at the lower end of the movable side plate 31 is fixed in the lower guide groove 9 formed by the lower pressing plate 33 and the side plate 31 of the machine body in a sliding way;
s25 one end of the fixed part 5 is arranged on the movable side plate 31, and the other end is arranged on the side plate 2 of the body;
s26 the fixed limit plates 6 are arranged at the two sides of the rotating shaft at the outer side of the movable side plate 31.
Wherein, S21 to S26 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S26 to S21 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
The working principle is as follows:
the invention discloses a tail roller assembly of a scraper conveyor and a disassembling and assembling method thereof, which mainly comprise two disassembling and assembling methods in the embodiment:
the first disassembly and assembly method is a longitudinal disassembly and assembly method, mainly aiming at the situation that two sides of the body in the width direction are blocked when the device is used; during assembly, the upper part of the upper pressure plate 32 is fixedly connected with the upper part of the machine body side plate 2 through a bolt and a through hole to form a first upper guide groove 8, then the lower part of the lower pressure plate 33 is fixedly connected with the lower part of the machine body side plate 2 through a bolt and a through hole to form a lower guide groove 9, two sliding keys on the movable side plate 31 are respectively installed in the first upper guide groove 8 and the lower guide groove 9 in a sliding mode along the length direction of the machine body, and at the moment, the movable side plate 31 is installed in the machine body side plate groove 7 in a sliding mode; then fixing the first mounting lug 52 on the outer side of the movable side plate 31, fixing the second mounting lug 53 on the outer side of the side plate 2 of the fuselage, and sequentially penetrating and fixing the screw 51 on the first mounting lug 52 and the second mounting lug 53; the movable side plate 31 is provided with an assembly groove 10 with an opening facing the tail end, then rotating shafts at two ends of the tail roller 4 along the length direction of the machine body are rotatably arranged in the assembly groove 10, and finally the outer side of the movable side plate 31 is located on two sides of the rotating shaft to fix the limiting plates 6, so that assembly is completed.
The steps are reversed when disassembling.
The second disassembly and assembly method is a transverse disassembly and assembly method, mainly aiming at the situation that the body length direction is blocked when in use; during assembly, firstly, the tail roller 4 is inserted from the side plate groove 7 of the machine body on one side along the width direction of the machine body, the tail roller 4 is arranged between the side plates 2 of the machine body on two sides, the movable side plates 31 are rotatably arranged on the rotating shafts at two ends of the tail roller 4, and the assembly grooves 10 on the movable side plates 31 are connected with the rotating shafts; then the upper part of the upper pressure plate 32 is fixedly connected with the upper part of the side plate 2 of the machine body through a bolt and a through hole, and further a sliding key at the upper end of the movable side plate 31 is fixed in a first upper guide groove 8 formed by the upper pressure plate 32 and the side plate 31 of the machine body in a sliding manner; meanwhile, the lower part of the lower pressing plate 33 is fixedly connected with the lower part of the side plate 2 of the machine body through a bolt and a through hole, so that a sliding key at the lower end of the movable side plate 31 is fixed in a lower guide groove 9 formed by the lower pressing plate 33 and the side plate 31 of the machine body in a sliding manner; then fixing the first mounting lug 52 on the outer side of the movable side plate 31, fixing the second mounting lug 53 on the outer side of the side plate 2 of the fuselage, and sequentially penetrating and fixing the screw 51 on the first mounting lug 52 and the second mounting lug 53; finally, the limiting plates 6 are fixed on the two sides of the rotating shaft on the outer sides of the movable side plates 31, and the assembly is completed.
The steps are reversed when disassembling.
Example two:
the structure is the same as that of the embodiment except that the structure of the side plate 2 and the upper press plate 32 of the machine body is changed and the guide strip 34 is added.
Referring to fig. 9, 10, 11 and 12, in the present embodiment, the upper top surface of the fuselage side panel slot 7 is a smooth plane, the lower bottom surface is stepped, and the shortest distance between the upper top surface and the lower bottom surface of the fuselage side panel slot 7 is greater than the height of the movable side panel 31.
Referring to fig. 9, 10, 11 and 13, the cross section of the upper press plate 32 is "L" shaped, two rows of through holes (not shown) are formed at the upper and lower portions of the upper press plate 32, a row of through holes (not shown) is also formed at the upper portion of the side plate 2, and the upper portion of the upper press plate 32 and the side plate 2 are fixedly connected together through the through holes and bolts.
Referring to fig. 9, 10, 11 and 14, the cross section of the guide bar 34 is in an inverted concave shape, the upper top surface of the guide bar 34 is in close contact with the upper top surface in the side plate groove 7 of the machine body, one side of the guide bar 34 is provided with a row of through holes (not shown), the lower parts of the guide bar 34 and the upper press plate 32 are fixedly connected together through the through holes and bolts, and the groove of the guide bar 34 is the second upper guide groove 11.
In the second embodiment, a method for dismounting and mounting a tail roller assembly of a scraper conveyor is also a transverse dismounting and mounting method, and includes the following steps:
s31, a rotating shaft at one end of the tail roller 4 is installed on the movable side plate 31 at one side, and the tail roller 4 and the movable side plate 31 at the side are moved into the machine body side plate groove 7 at the other side along the width direction of the machine body together;
s32, installing the guide strip 34 in the sliding key at the upper end of the movable side plate 31 at the side from the upper end of the machine body;
s33 fixing the upper and lower pressing plates 32 and 33 to the upper and lower ends of the movable side plate 31 from the inner side of the side body side plate 2;
s34 mounting one end of the fastener 5 on the side movable side plate 31 and one end on the side body side plate 2 from the inside of the side body side plate 2;
s35 fixing the upper platen 32 and the guide bar 34 together by using the space left between the side panel 2 of the side body and the coal wall;
s36, sleeving the rotating shaft at the other end of the tail roller 4 on the movable side plate 31 at the other side, and sleeving the guide strip 34 on the sliding key at the upper end of the movable side plate 31 at the other side;
s37, fixedly connecting the upper pressing plate 32 with the side plate 2 of the machine body and the guide strip 34 on the other side, and fixedly connecting the lower pressing plate 33 with the side plate 2 of the machine body on the other side;
s38, the mount 5 is attached at one end to the other side movable side plate 31 and at the other end to the other side body side plate 2.
Wherein, S31 to S38 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S38 to S31 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
The working principle is as follows:
in this embodiment, not only two dismounting methods in the first embodiment can be implemented, but also a third dismounting method can be implemented:
the third dismounting method is also a transverse dismounting method, mainly aiming at the situation that when in use, the body is blocked in the length direction, and a small operation space is left between the body side plate 2 on one side in the width direction of the body and the coal wall, but the left operation space is not enough to support an operator to stand in the operation space and operate; during assembly, firstly, a rotating shaft at one end of the tail roller 4 is installed on a movable side plate 31 at one side, limiting plates 6 are installed on the movable side plate 31 at the side and positioned at two sides of the rotating shaft, and the tail roller 4, the movable side plate 31 at the side and the limiting plate 6 at the side are moved into a side plate groove 7 of the body from the other side along the width direction of the body together; then the operator installs the guide bar 34 into the sliding key at the upper end of the movable side plate 31 at the side from the upper end of the body; an operator fixes the upper pressing plate 32 and the lower pressing plate 33 with the upper end and the lower end of the movable side plate 31 of the side from the inner side of the side body side plate 2; meanwhile, an operator fixes the first mounting lug 52 on the outer side of the movable side plate 31 on the side from the inner side of the side body side plate 2, fixes the second mounting lug 53 on the outer side of the side body side plate 2, and sequentially penetrates through and fixes the screw rod 51 on the first mounting lug 52 and the second mounting lug 53; next, the operator fixes the upper platen 32 and the guide bar 34 together by using the space left between the side panel 2 of the side body and the coal wall; finally, a rotating shaft at the other end of the tail roller 4 is sleeved on the movable side plate 31 at the other side, a guide strip 34 is sleeved on a sliding key at the upper end of the movable side plate 31 at the other side, an upper pressure plate 32 is fixedly connected with the machine body side plate 2 and the guide strip 34 at the other side, and a lower pressure plate 33 is fixedly connected with the machine body side plate 2 at the other side; fixing a first mounting lug 52 on the outer side of the movable side plate 31 on the other side, fixing a second mounting lug 53 on the outer side of the fuselage side plate 2 on the other side, and sequentially penetrating and fixing a screw 51 on the first mounting lug 52 and the second mounting lug 53; and limiting plates 6 are arranged at the two sides of the rotating shaft at the outer side of the movable side plate 2 at the other side. At this point the assembly is complete.
The steps are reversed when disassembling.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a scraper conveyor tail cylinder assembly which characterized in that: comprises a tail roller (4), a mounting seat (3) and a fixing piece (5); the mounting seat (3) comprises movable side plates (31) which are in running fit with two ends of the tail roller (4), the two movable side plates (31) are respectively installed on the machine body side plates (2) on two sides of the machine body in a sliding and detachable mode along the length direction of the machine body, and the movable side plates (31) are detachably fixed with the machine body side plates (2) through the fixing pieces (5); a machine body side plate groove (7) is formed in the machine body side plate (2) along the length direction of the machine body, the movable side plate (31) is fixed in the machine body side plate groove (7) in a sliding mode, and the height of the machine body side plate groove (7) and the length of the machine body side plate groove along the length direction of the machine body are larger than the maximum diameter of the tail drum (4);
the mounting seat (3) further comprises a pressure plate assembly, and the pressure plate assembly comprises an upper pressure plate (32) and a lower pressure plate (33); the upper pressing plate (32) is fixed on the upper part of the machine body side plate (2), and a first upper guide groove (8) is formed between the upper pressing plate and the upper part of the machine body side plate (2); the lower pressing plate (33) is fixed at the lower part of the machine body side plate (2) and forms a lower guide groove (9) with the lower part of the machine body side plate (2); the upper part and the lower part of the movable side plate (31) are provided with sliding keys matched with the first upper guide groove (8) and the lower guide groove (9);
the movable side plate (31) is provided with an assembly groove (10) along the length direction of the machine body, the opening of the assembly groove (10) faces the tail end, and rotating shafts at the two ends of the tail roller (4) rotate and are limited in the assembly groove (10).
2. The tail roller assembly of a scraper conveyor as in claim 1, wherein: fixing piece (5) include screw rod (51), first installation ear (52) and second installation ear (53), first installation ear (52) are fixed activity curb plate (31) outside, second installation ear (53) are fixed fuselage curb plate (2) outside, screw rod (51) pass in proper order and fix first installation ear (52) with on second installation ear (53).
3. The tail roller assembly of a scraper conveyor as in claim 1, wherein: and limiting plates (6) are fixed on the outer sides of the movable side plates (31) at the two sides of the rotating shaft.
4. The tail roller assembly of a scraper conveyor as in claim 1, wherein: the mounting seat (3) further comprises a guide strip (34), the upper top surface of the guide strip (34) is fixed to the inner top surface of the side plate groove (7) of the airplane body, the side edge of the guide strip (34) is fixed to the lower portion of the upper pressing plate (32), the guide strip (34) is provided with a second upper guide groove (11), and the upper portion and the lower portion of the movable side plate (31) are provided with a second upper guide groove (11) and a lower guide groove (9) matched sliding key.
5. The tail roller assembly of a scraper conveyor as claimed in any one of claims 1-4, wherein: fuselage curb plate (2), mount pad (3), mounting (5) and limiting plate (6) contain two sets of structures the same, and along fuselage length direction's central axis symmetric distribution on bottom plate (1).
6. A longitudinal dismounting method of a tail roller assembly of a scraper conveyor according to any one of claims 1-4, characterized in that: the method comprises the following steps:
s11, fixedly connecting the upper part of the upper pressure plate (32) and the upper part of the machine body side plate (2) through bolts and through holes, and fixedly connecting the lower part of the lower pressure plate (33) and the lower part of the machine body side plate (2) through bolts and through holes;
s12 the two sliding keys on the movable side plate (31) are respectively installed in the first upper guide groove (8) and the lower guide groove (9) in a sliding way along the length direction of the machine body, at the moment, the movable side plate (31) is installed in the side plate groove (7) of the machine body in a sliding way;
one end of the S13 fixing piece (5) is arranged on the movable side plate (31), and the other end is arranged on the side plate (2) of the machine body;
s14, rotating shafts at two ends of the tail roller (4) are rotatably arranged in an assembly groove (10) formed in the movable side plate (31) along the length direction of the machine body;
wherein, S11 to S14 are longitudinal installation methods of the tail roller assembly of the scraper conveyor, and S14 to S11 are longitudinal disassembly methods of the tail roller assembly of the scraper conveyor.
7. The method for longitudinally dismounting a tail roller assembly of a scraper conveyor according to claim 6, wherein: the outside of activity curb plate (31) is located the both sides of pivot and is fixed with limiting plate (6), still includes the step:
s15 fixed limit plates (6) are arranged at two sides of the rotating shaft at the outer side of the movable side plate (31).
8. A method for laterally disassembling a tail roller assembly of a scraper conveyor according to any one of claims 1-4, characterized in that: the method comprises the following steps:
s21, inserting the tail roller (4) from the body side plate groove (7) on one side along the width direction of the body, and placing the tail roller (4) between the body side plates (2) on two sides;
s22 movable side plates (31) are rotatably mounted on rotating shafts at two ends of the tail roller (4), and assembly grooves (10) on the movable side plates (31) are connected with the rotating shafts;
s23, the upper part of the upper pressure plate (32) is fixedly connected with the upper part of the side plate (2) of the machine body, and then a sliding key at the upper end of the movable side plate (31) is fixed in a first upper guide groove (8) formed by the upper pressure plate (32) and the side plate (31) of the machine body in a sliding manner;
s24, the lower part of the lower pressing plate (33) is fixedly connected with the lower part of the side plate (2) of the machine body, and then the sliding key at the lower end of the movable side plate (31) is fixed in the lower guide groove (9) formed by the lower pressing plate (33) and the side plate (31) of the machine body in a sliding manner;
one end of the S25 fixing piece (5) is arranged on the movable side plate (31), and the other end is arranged on the side plate (2) of the machine body;
wherein, S21 to S25 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S25 to S21 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
9. The method for longitudinally dismounting a tail roller assembly of a scraper conveyor according to claim 8, wherein: the outside of activity curb plate (31) is located the both sides of pivot and is fixed with limiting plate (6), still includes the step:
s26 fixed limit plates (6) are arranged at two sides of the rotating shaft at the outer side of the movable side plate (31).
10. The method for transversely dismounting the tail roller assembly of the scraper conveyor in claim 1 is characterized in that: the mounting seat (3) further comprises a guide strip (34), the upper top surface of the guide strip (34) is fixed with the inner top surface of the side plate groove (7) of the body, the side edge of the guide strip (34) is fixed with the lower part of the upper pressing plate (32), a second upper guide groove (11) is formed in the guide strip (34), and sliding keys matched with the second upper guide groove (11) and the lower guide groove (9) are arranged on the upper part and the lower part of the movable side plate (31);
the transverse dismounting method comprises the following steps:
s31, a rotating shaft at one end of the tail roller (4) is installed on a movable side plate (31) at one side, and the tail roller (4) and the movable side plate (31) at the side are moved into a body side plate groove (7) at the other side along the width direction of the body together;
s32, installing the guide strip (34) in the sliding key at the upper end of the movable side plate (31) at the side from the upper end of the machine body;
s33, fixing the upper pressing plate (32) and the lower pressing plate (33) with the upper end and the lower end of the movable side plate (31) from the inner side of the side body side plate (2);
s34, mounting one end of a fixing piece (5) on the side movable side plate (31) from the inner side of the side body side plate (2), and mounting one end on the side body side plate (2);
s35, fixing the upper pressing plate (32) and the guide strip (34) together by utilizing the space left between the side plate (2) of the side body and the coal wall;
s36, sleeving the rotating shaft at the other end of the tail roller (4) on the movable side plate (31) at the other side, and sleeving the guide strip (34) on the sliding key at the upper end of the movable side plate (31) at the other side;
s37, fixedly connecting the upper pressure plate (32) with the side plate (2) of the machine body on the other side and the guide strip (34), and fixedly connecting the lower pressure plate (33) with the side plate (2) of the machine body on the other side;
s38, one end of the fixing piece (5) is arranged on the other side movable side plate (31), and the other end is arranged on the other side body side plate (2);
wherein, S31 to S38 are a transverse installation method of the tail roller assembly of the scraper conveyor, and S38 to S31 are a transverse disassembly method of the tail roller assembly of the scraper conveyor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110729498.5A CN113371398B (en) | 2021-06-29 | 2021-06-29 | Tail roller assembly of scraper conveyor and disassembling and assembling method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110729498.5A CN113371398B (en) | 2021-06-29 | 2021-06-29 | Tail roller assembly of scraper conveyor and disassembling and assembling method thereof |
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| CN113371398A true CN113371398A (en) | 2021-09-10 |
| CN113371398B CN113371398B (en) | 2023-01-20 |
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| CN110937337A (en) * | 2019-12-26 | 2020-03-31 | 淮南舜立机械有限责任公司 | Scraper conveyor sprocket overspeed device tensioner and scraper conveyor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203079188U (en) * | 2013-01-09 | 2013-07-24 | 酒泉市汉鑫科技有限公司 | Scrapping plate belt conveyor |
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| CN203728063U (en) * | 2014-01-27 | 2014-07-23 | 阳兴造机（昆山）有限公司 | Belt elastic tightness device used for belt conveyor |
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| CN113371398B (en) | 2023-01-20 |
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