CN220702341U - Transmission shaft for transmission roller - Google Patents
Transmission shaft for transmission roller Download PDFInfo
- Publication number
- CN220702341U CN220702341U CN202322459214.2U CN202322459214U CN220702341U CN 220702341 U CN220702341 U CN 220702341U CN 202322459214 U CN202322459214 U CN 202322459214U CN 220702341 U CN220702341 U CN 220702341U
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- connecting part
- shaft
- bearing connecting
- sleeve connecting
- transition
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- 230000005540 biological transmission Effects 0.000 title abstract description 54
- 230000007704 transition Effects 0.000 claims abstract description 26
- 230000003746 surface roughness Effects 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 239000003245 coal Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a transmission shaft for a transmission roller, which comprises a shaft body, wherein the shaft body is of an integrated structure formed by a main shaft part, an expansion sleeve connecting part, a transition part, a bearing connecting part and a shaft sleeve connecting part, the bearing connecting part comprises a left bearing connecting part and a right bearing connecting part, the two ends of the main shaft part are sequentially provided with the expansion sleeve connecting part and the transition part which are symmetrically arranged, the transition part at the left end of the main shaft part is connected with the left bearing connecting part, the transition part at the right end is connected with the right bearing connecting part, the shaft sleeve connecting part is connected with the right bearing connecting part, annular grooves are formed at the intersections of the two ends of the main shaft part and the expansion sleeve connecting part, key grooves are formed at the outer side faces of the expansion sleeve connecting part, limiting grooves are formed at the outer side faces close to the end faces of the left bearing connecting part, and splines are formed at the outer side faces of the shaft sleeve connecting part. The transmission shaft provided by the utility model has the advantages of simple integral structure, convenience in installation and disassembly, and convenience in popularization and use of the transmission roller in the field of belt conveyors.
Description
Technical Field
The utility model relates to the technical field of belt conveyors, in particular to a transmission shaft for a transmission roller.
Background
The belt conveyor is a continuous motion type conveying device which uses a conveying belt as a traction mechanism and a bearing mechanism, and has the characteristics of large conveying capacity, long conveying distance, safety, reliability, high automation degree, simple maintenance, low operation cost, shortened conveying distance, reduced engineering cost, manpower and material resource saving and the like, thereby being widely applied to industries such as mines, metallurgy, coal and the like and being used for conveying various solid block-shaped, powder-shaped materials or finished articles.
In particular to a coal mine action place, more than 90% of underground coal mines adopt a belt conveyor as a transport means. Because the coal seam is thinner and the coal seam is divided into parts and is complex, the space of the underground roadway is limited by investment and the coal seam, a large-scale conveying system cannot be installed, and a belt conveyor is generally adopted. In the operation of a belt conveyor, a drive roller is one of the essential facilities in the belt conveyor, and a drive shaft is an important component for driving the drive roller to operate. As shown in fig. 1, in the conventional driving roller, a driving shaft is mainly provided with a key slot, and the key slot on the driving shaft is connected with a hub. In order to facilitate disassembly and assembly, a supporting disc and an expansion sleeve structure are adopted at present, and the expansion sleeve is connected with a transmission shaft to realize rotation of a transmission roller. The existing transmission shaft cannot meet the use requirement, so that the existing transmission shaft needs to be improved in order to be connected with the expansion sleeve conveniently, quick disassembly and installation can be achieved, and the purpose of safe operation can be achieved.
Disclosure of Invention
The utility model aims at solving the technical problems in the background technology, and provides a transmission shaft with simple structure and convenient installation, and the transmission shaft is used for conveniently installing and dismantling a roller body, so that the operation efficiency of the roller body is improved, and particularly the transmission shaft for driving a roller.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a transmission shaft for driving roller, includes the axis body, the axis body comprises main shaft portion, expansion shell connecting portion, transition portion, bearing connecting portion and axle sleeve connecting portion an organic whole structure, bearing connecting portion is including left bearing connecting portion and right bearing connecting portion main shaft portion both ends are equipped with expansion shell connecting portion and the transition portion that are symmetrical state and arrange in proper order, and wherein, the transition portion that is located main shaft portion left end is connected with left bearing connecting portion, and the transition portion that is located the right-hand member is connected with right bearing connecting portion, axle sleeve connecting portion is connected with right bearing connecting portion main shaft portion both ends are equipped with annular groove with the crossing department of expansion shell connecting portion, and are equipped with the keyway at the lateral surface of expansion shell connecting portion to be close to the lateral surface of left bearing connecting portion terminal surface, and be equipped with the spline at the lateral surface of axle sleeve connecting portion.
Further, according to the transmission shaft for the transmission roller, the outer diameter of the main shaft part is larger than the outer diameter of the expansion sleeve connecting part, the outer diameter of the transition part gradually reduces from the end of the expansion sleeve connecting part to the end of the bearing connecting part, the outer diameter of the bearing connecting part is smaller than the outer diameter of the small end of the transition part, a step transition structure is formed between the transition part and the bearing connecting part, and the outer diameter of the shaft sleeve connecting part is smaller than the outer diameter of the bearing connecting part.
Further, according to the transmission shaft for the transmission roller, the length of the left bearing connecting portion is larger than that of the right bearing connecting portion, the length of the shaft sleeve connecting portion is larger than that of the right bearing connecting portion, and two symmetrically arranged positioning holes are formed in the end face of the shaft sleeve connecting portion.
Further, according to the transmission shaft for the transmission roller, the shaft body is made of a wear-resistant metal material to form an integral structure, wherein the surface roughness of the expansion sleeve connecting part, the shaft sleeve connecting part and the key groove is 3.2, the surface roughness of the bearing connecting part is 1.6, and the surface roughness of the annular groove is 6.4.
The transmission shaft for the transmission roller comprises a shaft body, wherein the shaft body is of an integrated structure comprising a main shaft part, an expansion sleeve connecting part, a transition part, a bearing connecting part and a shaft sleeve connecting part, the expansion sleeve connecting part is used for being conveniently connected with an existing expansion sleeve, the bearing connecting part is used for being conveniently connected with a bearing, the transmission roller can be installed on a conveyor frame through the transmission shaft by configuring a bearing seat matched with the bearing, the transmission roller and the transmission shaft can be detached from the bearing seat only by detaching a fastening piece connected with the bearing seat, and the transmission shaft and the bearing seat can be quickly assembled together through the fastening piece, so that the replacement and the detachment of the transmission roller are realized, and the detachment convenience of the transmission roller connected with the transmission shaft is improved. Therefore, the transmission shaft provided by the utility model has a simple overall structure, is convenient to install and disassemble, and is beneficial to realizing popularization and use of the transmission roller in the field of belt conveyors.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a conventional propeller shaft in use;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the cross-sectional structure of the A-A direction in FIG. 2;
FIG. 4 is a schematic view of the B-B cross-sectional structure of FIG. 2;
FIG. 5 is an enlarged schematic view of a part of the structure at I in FIG. 2;
FIG. 6 is an enlarged schematic view of the partial structure at II in FIG. 2;
fig. 7 is a schematic view of the structure of the transmission shaft according to the present utility model in a use state.
The figure shows: 1-main shaft part, 2-expansion sleeve connecting part, 3-transition part, 4-left bearing connecting part, 5-right bearing connecting part, 6-shaft sleeve connecting part, 61-locating hole, 7-annular groove, 8-key groove, 9-limit groove and 10-spline.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof. Also, the terms such as "upper", "lower", "left", "right" and the like are used herein for descriptive purposes only and are not intended to limit the scope of the utility model for which the utility model may be practiced.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "connected", "provided" and "having a meaning of" connected "are to be interpreted in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
It should be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 2 to 7, a transmission shaft for a transmission roller according to the present embodiment includes a shaft body, and is characterized in that: the shaft body is an integrated structure formed by a main shaft part 1, an expansion sleeve connecting part 2, a transition part 3, a bearing connecting part and a shaft sleeve connecting part 6, wherein the bearing connecting part comprises a left bearing connecting part 4 and a right bearing connecting part 5, the expansion sleeve connecting part 2 and the transition part 3 which are symmetrically arranged are sequentially arranged at two ends of the main shaft part 1, wherein the transition part 3 at the left end of the main shaft part 1 is connected with the left bearing connecting part 4, the transition part 3 at the right end is connected with the right bearing connecting part 5, the shaft sleeve connecting part 6 is connected with the right bearing connecting part 5, an annular groove 7 is formed at the intersection of the two ends of the main shaft part 1 and the expansion sleeve connecting part 2, a key groove 8 is formed at the outer side surface of the expansion sleeve connecting part 2, a limit groove 9 is formed at the outer side surface close to the end surface of the left bearing connecting part 4, and a spline 10 is formed at the outer side surface of the shaft sleeve connecting part 6.
In a specific manufacturing process, the structure of the existing transmission roller is combined, wherein the outer diameter of the main shaft part 1 is 120mm, the length is 700mm, the outer diameter of the expansion sleeve connecting part 2 is 116mm, the length is 130mm, the outer diameter of the transition part 3 gradually reduces from the end of the expansion sleeve connecting part 2 to the end of the bearing connecting part, the length is 58mm, the outer diameter of the bearing connecting part is 110mm, the length of the left bearing connecting part 4 is 58mm, the length of the right bearing connecting part 5 is 52mm, the outer diameter of the shaft sleeve connecting part 6 is 98mm, the length is 110mm, and two symmetrically arranged positioning holes 61 are formed in the end face of the shaft sleeve connecting part 6, and the positioning holes 61 are threaded holes with the depth of 25mm and the aperture of 12 mm; meanwhile, the annular groove 7 is in an arc-shaped structure with the length of 18mm, the key groove 8 is in an open groove structure with the width of 32mm and the depth of 12mm, and the limit groove 9 is in an open groove structure with the width of 3.2mm and the depth of 2 mm; in addition, for precision requirements, the surface roughness of the expansion joint connection 2, the sleeve connection 6 and the key way 8 is 3.2, the surface roughness of the bearing connection is 1.6, and the surface roughness of the annular groove 7 is 6.4.
Other aspects of the utility model are not specifically described and are well known to those skilled in the art.
The transmission shaft adopts the wear-resistant metal to make the shaft body into an integral structure, and carries out finish machining on the surface of the transmission shaft body to ensure that the surface roughness of the transmission shaft body meets the use requirement, firstly, the expansion sleeve connecting part 2 is connected with the expansion sleeve in the transmission roller, then the bearing connecting part is connected with the corresponding bearing, finally, the transmission roller is arranged on the frame of the conveyor through the transmission shaft by being provided with the bearing seat matched with the bearing, the transmission roller and the transmission shaft can be detached from the bearing seat only by detaching a fastener connected with the bearing seat, and the transmission shaft and the bearing seat can be quickly assembled together through the fastener, so that the replacement and the detachment of the transmission roller are realized, and the detachment and the installation convenience of the transmission roller connected with the transmission shaft are improved.
In summary, the transmission shaft provided by the utility model has a simple overall structure, is convenient to install and disassemble, and is beneficial to realizing popularization and use of the transmission roller in the field of belt conveyors.
The protection scope of the present utility model is not limited to the technical solutions disclosed in the specific embodiments, but the above description is only a preferred embodiment of the present utility model, and is not limited to the present utility model, and any minor modifications, equivalent substitutions and improvements made according to the technical solutions of the present utility model should be included in the protection scope of the technical solutions of the present utility model.
Claims (4)
1. A drive shaft for a drive roller comprising a shaft body, characterized in that: the shaft body is of an integrated structure composed of a main shaft part, an expansion sleeve connecting part, a transition part, a bearing connecting part and a shaft sleeve connecting part, wherein the bearing connecting part comprises a left bearing connecting part and a right bearing connecting part, the expansion sleeve connecting part and the transition part which are symmetrically arranged are sequentially arranged at two ends of the main shaft part, the transition part at the left end of the main shaft part is connected with the left bearing connecting part, the transition part at the right end of the main shaft part is connected with the right bearing connecting part, the shaft sleeve connecting part is connected with the right bearing connecting part, annular grooves are formed at the intersection of the two ends of the main shaft part and the expansion sleeve connecting part, key grooves are formed in the outer side face of the expansion sleeve connecting part, limiting grooves are formed in the outer side face close to the end face of the left bearing connecting part, and splines are formed in the outer side face of the shaft sleeve connecting part.
2. A drive shaft for a drive drum as claimed in claim 1, wherein: the outer diameter of the main shaft part is larger than that of the expansion sleeve connecting part, the outer diameter of the transition part gradually reduces from the end of the expansion sleeve connecting part to the end of the bearing connecting part, the outer diameter of the bearing connecting part is smaller than that of the small end of the transition part, a stepped transition structure is formed between the transition part and the bearing connecting part, and the outer diameter of the shaft sleeve connecting part is smaller than that of the bearing connecting part.
3. A drive shaft for a drive drum according to claim 2, characterized in that: the length of the left bearing connecting part is greater than that of the right bearing connecting part, the length of the shaft sleeve connecting part is greater than that of the right bearing connecting part, and two positioning holes which are symmetrically arranged are formed in the end face of the shaft sleeve connecting part.
4. A drive shaft for a drive drum as claimed in claim 1, wherein: the shaft body is made of wear-resistant metal materials to form an integral structure, wherein the surface roughness of the expansion sleeve connecting part, the shaft sleeve connecting part and the key groove is 3.2, the surface roughness of the bearing connecting part is 1.6, and the surface roughness of the annular groove is 6.4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459214.2U CN220702341U (en) | 2023-09-11 | 2023-09-11 | Transmission shaft for transmission roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322459214.2U CN220702341U (en) | 2023-09-11 | 2023-09-11 | Transmission shaft for transmission roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220702341U true CN220702341U (en) | 2024-04-02 |
Family
ID=90450853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322459214.2U Active CN220702341U (en) | 2023-09-11 | 2023-09-11 | Transmission shaft for transmission roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220702341U (en) |
-
2023
- 2023-09-11 CN CN202322459214.2U patent/CN220702341U/en active Active
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| GR01 | Patent grant |