CN220523234U - Overhanging type driving belt wheel and tool machine - Google Patents
Overhanging type driving belt wheel and tool machine Download PDFInfo
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- CN220523234U CN220523234U CN202322130175.1U CN202322130175U CN220523234U CN 220523234 U CN220523234 U CN 220523234U CN 202322130175 U CN202322130175 U CN 202322130175U CN 220523234 U CN220523234 U CN 220523234U
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- auxiliary support
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- driving wheel
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- 230000005540 biological transmission Effects 0.000 claims abstract description 54
- 230000009467 reduction Effects 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model provides a overhanging type driving pulley and a machine tool, wherein the overhanging type driving pulley comprises: the outer ring of the driving wheel is connected with the power mechanism through a driving belt, and the inner ring of the driving wheel is mechanically connected with the transmission shaft at the input end; the auxiliary support is connected with the reduction gearbox body on one side and connected with the driving wheel on the other side; the auxiliary support chain bearing is arranged on the auxiliary support inner ring; the driving wheel is connected with a bearing and is arranged on the outer ring of the auxiliary support; the input end transmission shaft fixing cover is arranged on one side of the transmission wheel and is mechanically connected with the input end transmission shaft. The overhanging type driving belt wheel and the machine tool provided by the utility model can prolong the service lives of the gear shaft and the driving belt at the input end and improve the driving stability.
Description
Technical Field
The utility model relates to the field of driving wheel equipment, in particular to the field of overhanging type driving pulleys with auxiliary supports.
Background
In the process of power transmission between a working machine and a power machine, a belt transmission mode is often used, two overhanging type driving belt wheels are respectively arranged on driving shafts of the working machine and the power machine, and the driving belt is used for connecting the two driving belt wheels to realize power transmission.
In the power transmission process, most of the existing driving pulleys are directly arranged on an input end driving shaft, and the input end driving shaft is fatigued and broken and invalid due to bearing bending moment and torque in the long-term use process, so that the operation rate of equipment and the release of workshop productivity are seriously influenced.
Disclosure of Invention
The utility model aims to provide a suspension type transmission belt wheel and a machine tool
In order to solve the technical problems, the utility model is realized by the following technical scheme:
as described above, the present utility model provides an overhanging type transmission pulley, comprising:
the inner ring of the driving wheel is connected with the transmission shaft at the input end;
one side of the auxiliary support is connected with the reduction gearbox body, and the other side of the auxiliary support is connected with the driving wheel;
the input end transmission shaft fixing cover is arranged on one side of the transmission wheel and is mechanically connected with the top end of the input end transmission shaft;
the auxiliary support link bearing is connected to the input end transmission shaft; and
the driving wheel is connected with the bearing and is connected with the outer ring of the auxiliary support.
In one embodiment, the drive wheel is provided with a drive belt groove arranged on the outer ring of the drive belt.
In one embodiment, the driving wheel is provided with a top end groove, and the top end groove is arranged on one side of the driving wheel.
In an embodiment, the auxiliary support is provided with a lug, and the lug is arranged on the connection side of the auxiliary support and the reduction gearbox body.
In an embodiment, the auxiliary support is provided with an auxiliary support groove, and the auxiliary support groove is arranged on the inner ring of the auxiliary support.
In an embodiment, the input drive shaft passes through the auxiliary support and the inner race of the drive wheel, respectively.
In one embodiment, the drive wheel is formed with a drive wheel linking groove located between the inner and outer races of the drive wheel.
In an embodiment, the outer ring of the auxiliary support link bearing is connected to the inner ring of the auxiliary support.
In an embodiment, the outer ring of the drive wheel link bearing is connected to the drive wheel link groove.
The utility model also provides a machine tool comprising the overhanging type driving pulley of any one of the above.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of the present utility model.
Fig. 2 is a schematic diagram of an application structure of an embodiment of the present utility model.
FIG. 3 is a schematic view of an auxiliary supporting structure according to an embodiment of the utility model.
Fig. 4 is a schematic structural view of a driving wheel according to an embodiment of the present utility model.
In the figure: 100. a reduction gearbox body; 101. a driving wheel; 102. auxiliary support; 103. an auxiliary support link bearing; 104. the driving wheel is connected with a bearing; 105. the input end transmission shaft is fixed on the cover; 106, a transmission wheel is connected with the groove; 107. a top end groove; 108. a lug; 109. a transmission belt; 110. a power machine.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are presented, the indicated orientation or positional relationship is based on that shown in the drawings, only for convenience of description and simplification of description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, as used herein, are used for descriptive and distinguishing purposes only and are not to be construed as indicating or implying a relative importance.
Referring to fig. 1 and 2, the present utility model provides a suspension type driving pulley, which can be applied to a machine tool, for example, to improve the supporting strength, reduce the influence of bending moment generated by the tension of a driving belt on a driving shaft at the input end of the suspension type driving pulley, and improve the service life of the driving shaft at the input end of the suspension type driving pulley. Meanwhile, the number of the driving belts can be properly increased, and the driving stability and the service life of the driving belts are improved.
Referring to fig. 1 and 2, in an embodiment of the present utility model, the overhanging type pulley may include a driving wheel 101, an auxiliary support 102, an input shaft fixing cover 105, a driving wheel link bearing 104, and an auxiliary support link bearing 103. One side of the auxiliary support 103 is mechanically connected to the reduction gearbox 100, the other side of the auxiliary support 103 is connected to the driving wheel 101, an inner ring of the auxiliary support link bearing 103 is fixed on the input end transmission shaft 111, and an outer ring of the auxiliary support link bearing 103 is fixed in the auxiliary support 103. The inner ring of the driving wheel link bearing 104 is fixed on the outer ring of the auxiliary support 103, and the outer ring of the driving wheel link bearing 104 is fixed in the driving wheel link groove 106. The driving wheel 101 is connected with the auxiliary support 103 through a driving wheel connecting bearing 104, the outer ring of the driving wheel 101 is connected with the power mechanism 110 through a driving belt 109, the input end transmission shaft fixing cover 105 is arranged on one side of the driving wheel 101, and the input end transmission shaft fixing cover 105 is fixed on the input end transmission shaft 111 through bolts.
Referring to fig. 1 and 3, in an embodiment of the present utility model, the auxiliary support 103 is provided with a lug 108, the lug 108 is disposed on a connection side of the auxiliary support 103 and the reduction gearbox 100, and a bolt can be used to pass through the lug 108, and a bolt hole matched with the lug is formed in the reduction gearbox 100, so that the auxiliary support 103 can be fixed on the reduction gearbox 100. The auxiliary support 103 is a cylinder having a hole formed therein, for example, an inner diameter of the auxiliary support 103 may be 90 to 130 mm, and an outer diameter of the auxiliary support 103 may be 130 to 170 mm. The auxiliary support 103 is provided with an auxiliary support link bearing groove on one side, and the auxiliary support link bearing groove is matched with the auxiliary support link bearing 103 in size and is used for fixing the outer ring of the auxiliary support link bearing 103, for example, the diameter of the inner ring of the auxiliary support link bearing groove can be 90-130 mm, and the diameter of the outer ring of the auxiliary support link bearing groove can be 160-200 mm. The size of the inner ring of the auxiliary support link bearing 103 is matched with that of the input end transmission shaft 111, the inner ring of the auxiliary support link bearing 103 is fixed on the input end transmission shaft 111, and the support of the input end transmission shaft 111 and the fixation of the rotation center of the input end transmission shaft 111 are ensured under the action of the auxiliary support link bearing 103 and the auxiliary support 103.
Referring to fig. 1 and 4, in an embodiment of the present utility model, the driving wheel 101 is a cylinder, and a hole allowing the driving wheel at the input end to pass through is formed inside the driving wheel 101, for example, the diameter of the hole at the inner ring of the driving wheel 101 may be 45 to 85 mm, the diameter of the outer ring of the driving wheel 101 may be 240 to 280 mm, and the length of the driving wheel 101 may be 150 to 190 mm. The driving wheel 101 is provided with a top end groove 107, the top end groove 107 is cylindrical, for example, the diameter of the top end groove 107 is 160-200 mm, the height of the top end groove 107 can be 15-25 mm, and the top end groove 107 is arranged on one side of the driving wheel 101. The transmission shaft fixing cover 105 is cylindrical, a hole is formed in the center of the transmission shaft fixing cover 105, a bolt matched with the transmission shaft fixing cover 105 is attached, and the transmission shaft 111 at the input end can be fixed on the inner ring of the transmission wheel 101 by matching with the transmission shaft fixing cover 105 at the input end so as to transmit torque. The driving wheel 101 is provided with driving belt grooves, for example, the number of the driving belt grooves can be 4 to 8. The belt grooves are trapezoidal, for example the belt groove opening angle may be 28 to 40 degrees. The belt grooves are matched with the belt 109, so that the belt 109 can be fixed on the driving wheel 101. The driving wheel 101 is formed with a driving wheel linking groove 106, the driving wheel linking groove 106 is arranged between the outer ring and the inner ring of the driving wheel 101, for example, the diameter of the inner ring of the driving wheel linking groove 106 can be 85-125 mm, and the diameter of the outer ring of the driving wheel linking groove 106 can be 170-210 mm. For securing the drive wheel link bearing 104.
Referring to fig. 1, 3 and 4, in an embodiment of the present utility model, there are a plurality of driving wheel link bearings 104, for example, 2. The drive wheel link bearing 104 is disposed within the drive wheel link recess 106. The size of the outer ring of the driving wheel link bearing 104 is matched with the size of the driving wheel link groove 106, the outer ring of the driving wheel link bearing 104 is fixed on the driving wheel link groove 106 of the driving wheel 101, the size of the inner ring of the driving wheel link bearing 104 is matched with the size of the outer ring of the auxiliary support, and the inner ring of the driving wheel link bearing 104 is fixed on the outer ring of the auxiliary support 103. Under the action of the driving wheel connecting bearing 104, the auxiliary support 103 can be connected to the driving wheel 101, and under the action of the auxiliary support 103, the support of the driving wheel 101 is reinforced, so that the bending moment born by the input end driving shaft 111 is reduced, and the service life of the input end driving shaft 111 is prolonged.
Referring to fig. 1 and 2, in an embodiment of the present utility model, a power mechanism transmits power to a driving wheel 101 through a driving belt 109, an input end driving shaft 111 is mechanically connected to an inner ring of the driving wheel 101, the input end driving shaft 111 is connected to an internal structure of a reduction gearbox 100, and the power is transmitted into the reduction gearbox 100 under the action of the input end driving shaft 111. In the process, the auxiliary support 103 is fixed on the reduction gearbox 100 through bolts, the input end transmission shaft 111 is supported by the auxiliary support link bearing, the input end transmission shaft 111 penetrates through the inner ring of the auxiliary support 103, a plurality of transmission wheel link bearings 104 are arranged on the outer ring of the auxiliary support 103, the transmission wheel link bearings 104 are embedded into transmission wheel link grooves 106 formed in the transmission wheels 101, the auxiliary support 103 can be connected to the transmission wheels 101 under the action of the transmission wheel link bearings 104, the support of the transmission wheels 101 is reinforced under the action of the auxiliary support 103, bending moment born by the input end transmission shaft 111 is reduced, and the service life of the input end transmission shaft 111 is prolonged. Meanwhile, due to the modification of the driving wheel 101, compared with the traditional scheme, the number of driving belts 109 matched with the driving wheel 101 can be increased, and the driving stability and the service life of the driving belts are greatly improved.
In summary, according to the overhanging type driving pulley and the machine tool provided by the utility model, on the basis of the original scheme, the auxiliary supporting structure is added, and the mode of auxiliary supporting and two bearing supporting is adopted, so that fatigue fracture failure of the driving shaft at the input end of the overhanging type driving pulley can be effectively reduced, meanwhile, the driving stability and the service life of the driving belt are improved, and the time for equipment shutdown maintenance is greatly reduced.
The embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (10)
1. An overhanging type transmission pulley, characterized by comprising:
the inner ring of the driving wheel is connected with the transmission shaft at the input end;
one side of the auxiliary support is connected with the reduction gearbox body, and the other side of the auxiliary support is connected with the driving wheel;
the input end transmission shaft fixing cover is arranged on one side of the transmission wheel and is mechanically connected with the top end of the input end transmission shaft;
the auxiliary support link bearing is connected to the input end transmission shaft; and
the driving wheel is connected with the bearing and is connected with the outer ring of the auxiliary support.
2. A cantilevered pulley according to claim 1 wherein the pulley is provided with a belt groove disposed on the outer race of the belt.
3. The overhanging transmission pulley as claimed in claim 1, characterized in that the transmission wheel is provided with a tip groove, which is provided on one side of the transmission wheel.
4. The overhanging type transmission pulley as claimed in claim 1, wherein the auxiliary support is provided with lugs, and the lugs are provided on a connection side of the auxiliary support and the reduction gearbox.
5. The overhanging type driving pulley as claimed in claim 1, wherein the auxiliary support is provided with an auxiliary support groove, and the auxiliary support groove is formed on an inner ring of the auxiliary support.
6. A cantilevered drive pulley according to claim 1 wherein the input drive shaft passes through the auxiliary support and the inner race of the drive wheel, respectively.
7. A cantilevered drive pulley according to claim 1 wherein the drive wheel is formed with drive wheel linking grooves between the inner and outer races of the drive shaft.
8. The overhanging type transmission pulley as claimed in claim 1, wherein an outer ring of the auxiliary support link bearing is connected to an inner ring of the auxiliary support.
9. The overhanging type driving pulley as claimed in claim 7, wherein an outer ring of the driving wheel link bearing is connected to the driving wheel link groove.
10. A machine tool comprising an overhanging drive pulley according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322130175.1U CN220523234U (en) | 2023-08-09 | 2023-08-09 | Overhanging type driving belt wheel and tool machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322130175.1U CN220523234U (en) | 2023-08-09 | 2023-08-09 | Overhanging type driving belt wheel and tool machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523234U true CN220523234U (en) | 2024-02-23 |
Family
ID=89935590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322130175.1U Active CN220523234U (en) | 2023-08-09 | 2023-08-09 | Overhanging type driving belt wheel and tool machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523234U (en) |
-
2023
- 2023-08-09 CN CN202322130175.1U patent/CN220523234U/en active Active
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