CN111828575A - Support piece of drive belt tensioning wheel, drive belt tensioning mechanism and transmission device - Google Patents
Support piece of drive belt tensioning wheel, drive belt tensioning mechanism and transmission device Download PDFInfo
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- CN111828575A CN111828575A CN201910322159.8A CN201910322159A CN111828575A CN 111828575 A CN111828575 A CN 111828575A CN 201910322159 A CN201910322159 A CN 201910322159A CN 111828575 A CN111828575 A CN 111828575A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 247
- 230000007246 mechanism Effects 0.000 title claims abstract description 161
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000295 complement effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 7
- 230000001788 irregular Effects 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
- F16H7/12—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley
- F16H7/1254—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means
- F16H7/1281—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley without vibration damping means where the axis of the pulley moves along a substantially circular path
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/18—Means for guiding or supporting belts, ropes, or chains
- F16H7/20—Mountings for rollers or pulleys
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention relates to the technical field of transmission equipment, and particularly provides a supporting piece of a driving belt tensioning wheel, a driving belt tensioning mechanism and a transmission device, wherein the supporting piece comprises: the clamping device comprises an installation part, a supporting part, a first clamping part and a second clamping part; the supporting part comprises a first end and a second end which are opposite, and the mounting part is positioned at the second end and used for mounting the tension wheel; the first end is provided with a first clamping part and a second clamping part which are arranged oppositely, and the end parts of the first clamping part and the second clamping part far away from the second end are provided with stress parts respectively for enabling the first clamping part and the second clamping part to be far away from or close to each other relatively. This scheme establishes first clamping part and second clamping part cover on drive mechanism or complementary unit, sets up the interval of first clamping part of regulating part adjustment and second clamping part to rotate support piece to the settlement angle, make tensioning part and the inboard contact of drive belt and tensioning drive belt, this scheme can provide adjustable tensile force according to the drive belt actual conditions.
Description
Technical Field
The invention relates to the technical field of transmission equipment, in particular to a supporting piece of a transmission belt tensioning wheel, a transmission belt tensioning mechanism and a transmission device.
Background
In large-scale industrial equipment, products or components need to be transported for long distance by using a transmission device consisting of a plurality of transmission belts, wherein the plurality of transmission belts used are generally realized by adopting a driving transmission shaft and a plurality of driven transmission shafts. The power of each driven transmission shaft is transmitted from the driving transmission shaft through a transmission belt; when the transmission belt is used for transmitting power, a tensioning mechanism is required to be adopted for tensioning in order to ensure that the power can be effectively transmitted.
However, most of the existing tensioning mechanisms applied to the transmission belt generate fixed tensioning force after being adjusted according to the required tensioning force of the transmission belt, and the tensioning force is not adjustable. The adjustable tensioning mechanism has a complex structure due to more matching parts, and if the adjustable tensioning mechanism is selected, higher cost is caused.
Disclosure of Invention
In view of the above-described deficiencies or inadequacies in the prior art, it would be desirable to provide a simple, practical, and adjustable belt tensioner support, belt tensioner mechanism, and conveyor.
In order to achieve the purpose, the invention adopts the technical scheme that:
in one aspect of the invention, a support for a belt tensioner is provided.
The invention provides a supporting piece of a driving belt tensioning wheel, which comprises:
a support (12), the support (12) comprising opposing first (121) and second (122) ends;
an attachment portion (11) located at the second end (122) of the support portion (12) for attaching a tensioning wheel (162);
the clamping device comprises a first clamping portion (13) and a second clamping portion (14) which are located at the first end (121) of the supporting portion (12), wherein the first clamping portion (13) and the second clamping portion (14) are arranged oppositely, and the end portions, far away from the first end (121), of the first clamping portion (13) and the end portions, far away from the second end, of the second clamping portion (14) are provided with stress portions used for bearing force so that the first clamping portion (13) and the second clamping portion (14) are far away or close relatively.
In another aspect of the invention, a drive belt tensioning mechanism is provided.
The invention provides a transmission belt tensioning mechanism, which comprises:
a support (12), the support (12) comprising opposing first (121) and second (122) ends;
a tensioning portion (16) at the second end (122) of the support portion (12);
the clamping device comprises a first clamping portion (13) and a second clamping portion (14) which are located at the first end (121) of the supporting portion (12), wherein the first clamping portion (13) and the second clamping portion (14) are arranged oppositely, and the end portions, far away from the second end (122), of the first clamping portion (13) and the second clamping portion (14) are provided with stress portions used for bearing force so that the first clamping portion (13) and the second clamping portion (14) are far away or close relatively.
In a third aspect of the invention, a transmission apparatus is provided.
The invention provides a conveying device, which comprises a supporting piece for driving a belt tensioning wheel and a tensioning wheel arranged on the supporting piece; or the like, or, alternatively,
the device comprises a driving belt tensioning mechanism, wherein the driving belt tensioning mechanism (1) is used for tensioning the driving belt (4).
Compared with the prior art, the invention has the beneficial effects that:
the supporting piece of the driving belt tensioning wheel provided by the invention can be conveniently arranged on the transmission mechanism or the auxiliary mechanism, and is convenient to mount. The angle between the transmission belt tensioning mechanism and the transmission belt can be adjusted at will, so that adjustable tensioning force is provided.
According to the transmission device provided by the invention, the rotatable tensioning mechanism is arranged on the transmission mechanism, so that the transmission belt can keep proper tightness, and the deviation or slippage of the transmission belt caused by the excessive looseness of the transmission belt is avoided; and the installation angle can be adjusted according to the loosening condition of the transmission belt, so that the transmission belt is kept tensioned, the transmission belt is further more stably used, and the transmission efficiency of the transmission device is improved.
According to the transmission device provided by the invention, the transmission shaft is provided with the plurality of transmission wheels, and one transmission belt is sleeved between every two transmission wheels, so that the power transfer is realized, and the long-distance transmission is carried out.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of a support member for a belt tensioner according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a belt tensioning mechanism according to a second embodiment of the present invention;
FIG. 3 is a schematic diagram of a conveying apparatus with a tensioning mechanism according to a third embodiment of the present invention;
FIG. 4 is a first schematic structural diagram of a conveying apparatus with a tensioning mechanism according to an embodiment of the present invention;
fig. 5 is a second schematic structural diagram of a conveying device with a tensioning mechanism according to an embodiment of the present invention;
in the figure:
1-a tensioning mechanism, 2-a main transmission mechanism, 3-a slave transmission mechanism and 4-a transmission belt;
11-mounting part, 12-supporting part, 13-first clamping part, 14-second clamping part;
111-rolling assembly holes;
121-first end, 122-second end, 123-groove;
131-a first force-bearing part, 1311-a first well;
141-second force-bearing portion, 1411-second well;
15-an adjustment member;
16-tensioning, 161-rolling connection, 162-tensioning wheel;
17-a clamping space;
21-driving transmission wheel, 22-driving transmission shaft, 23-driving transmission shaft shell;
31-driven transmission wheel, 32-driven transmission shaft and 33-driven transmission shaft shell.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The embodiment of the invention provides a supporting piece of a driving belt tensioning wheel, which can be simply and conveniently arranged on a transmission mechanism or an auxiliary mechanism; in addition, the tension to the raw material of the supporting piece can be reduced, the fatigue limit is improved, and the service life of the transmission belt tensioning mechanism is prolonged.
Fig. 1 shows a schematic structural diagram of a supporting member for a belt tensioner according to an embodiment of the present invention, where the supporting member may include: an attachment portion 11, a support portion 12, a first clamping portion 13 and a second clamping portion 14. Wherein, the supporting portion 12 includes a first end 121 and a second end 123 opposite to each other, and the mounting portion 11 is located at the second end 122 of the supporting portion 12 for mounting the tensioning wheel 162; the first end 121 of the support portion 12 is provided with a first clamping portion 13 and a second clamping portion 14, the first clamping portion 13 and the second clamping portion 14 are arranged oppositely, and the ends of the first clamping portion 13 and the second clamping portion 14 far away from the second end 122 are provided with stress portions for bearing stress to enable the first clamping portion 13 and the second clamping portion 14 to be far away from or close to each other relatively.
The specific contents of each part of the support member are as follows:
(1) mounting part
The mounting portion 11 may include: a connecting block 111 and a rolling assembly hole 112.
The connection block 111 may have a cylindrical structure, a square block structure, or the like. Preferably, the embodiment may provide the connection block 111 as a cylindrical structure, and the connection block 111 of the cylindrical structure is fixedly connected to the second end 122 of the supporting portion 12, and the second end 122 of the supporting portion 12 connected to the cylindrical structure may be correspondingly provided as a C-shaped structure, so as to achieve seamless connection between the connection block 111 and the supporting portion 12.
Optionally, in some embodiments, the connection block 111 may also be a structure integrally formed with the second end 122 of the support portion 12, or the connection block 111 may be a part of the support portion 12. When the connecting block 111 is a part of the supporting portion 12, a screw hole may be directly formed at the second end 122 of the supporting portion 12 as the rolling assembly hole 112. The support at this time may include only: a support portion 12, a first clamping portion 13 and a second clamping portion 14. Here, the rolling attachment hole 112 is a screw hole directly opened at the second end 122 of the support portion 12, and when the tension pulley 162 is attached, one end of the rolling attachment 161 is inserted into the screw hole, and the other end of the rolling attachment 161 is rotatably connected to the tension pulley 162, thereby movably connecting the tension pulley 162 to the support portion 12.
The roll mounting hole 112 is a hole for mounting the roll connecting member 161 and the tension pulley 162. The rolling assembly hole 112 may be a through hole or a blind hole. Alternatively, the rolling fit hole 112 is provided as a screw hole. In some embodiments, the rolling assembly hole 112 is a threaded through hole, and when the tension pulley 162 is assembled, one end of the rolling connector 161 is inserted into the threaded through hole, and the other end of the rolling connector 161 is rotatably connected to the tension pulley 162, so that the tension pulley 162 is movably connected to the mounting portion 11.
(2) Supporting part
The support portion 12 may be provided as a rod-shaped structure having a groove formed at one end.
It should be understood by those skilled in the art that the rod-like structure of the supporting portion 12 is merely an example, and other existing or future prism structures, irregular blocks, irregular columns, etc. may be suitable for the embodiments of the present invention, and are included in the scope of the present invention and are incorporated herein by reference.
The support portion 12 includes: a first end 121, a second end 122, and a slot 123. The mounting portion 11 is provided on the first end 121, and the first clamping portion 13 and the second clamping portion 14 are provided on the second end 122. The first clamping portion 13 and the second clamping portion 14 are disposed opposite to each other, and a groove 123 having a long groove structure is disposed on the second end 122 and between the first clamping portion 13 and the second clamping portion 14.
Alternatively, at the first end 121, the support portion 12 has a groove 123 perpendicular to the clamping direction of the first and second clamping portions 13, 14, and extending through the support portion 12 and communicating with the clamping space between the first and second clamping portions 13, 14.
The groove 123 communicates with the clamping space 17 between the first clamping portion 13 and the second clamping portion 14. And the dimension of the groove 123 in the extending direction of the first and second clamping portions 13 and 14 is larger than the dimension perpendicular to the clamping direction. The slot 123 may be configured as a U-shaped slot configuration, a rectangular slot configuration, an irregular slot configuration, or the like. The supporting member provided in this embodiment is disposed on the conveying mechanism or the auxiliary mechanism, and is realized by clamping the conveying mechanism or the auxiliary mechanism by the first clamping portion 13 and the second clamping portion 14. Among them, the first clamping portion 13 and the second clamping portion 14 generate a large tension when fastened, and therefore, the tension can be reduced by providing the groove 123. In some embodiments, the tension of the support material can be greatly reduced by providing slots 123, thereby making the tensioning mechanism less laborious to assemble (threading bolts into first and second bores 1311, 1411, slots 123 can make it easier for the tensioning mechanism to lock onto the transport or auxiliary mechanism). In addition, the fatigue limit of the whole support can be improved by arranging the groove 123, so that the service life of the tensioning mechanism is greatly prolonged.
(3) A first clamping part
The first clamping portion 13 may include: the first force-receiving part 131 is provided with a first hole 1311 in the first force-receiving part 131.
The first clamping portion 13 may be an arc-shaped structure as a whole, and the first clamping portion 13 includes a first arc-shaped bayonet. The first clamping portion 13 is adapted to cooperate with the second clamping portion 14 so as to be movably connected with and rotatable about the transmission mechanism or the auxiliary mechanism.
The first force-receiving portion 131 is disposed at one end of the first clamping portion 13, the first force-receiving portion 131 of the first clamping portion 13 extends from the body of the first clamping portion 13 to a direction away from the first end 121, and the first force-receiving portion 131 is opposite to the second force-receiving portion 141.
A first force receiving portion 131 for connection with the adjusting member 15. The first force-receiving portion 131 may be a block-shaped structure extending from the body of the first clamping portion 13 in a direction away from the first end 121. The first force receiving portion 131 may be a block-shaped structure welded to one end of the first clamping portion 13, or the first force receiving portion 131 may be fixedly connected to one end of the first clamping portion 13 or integrally formed with the one end of the first clamping portion.
The first hole 1311 provided in the first force receiving portion 131 may be a through hole penetrating the first force receiving portion 131 or a blind hole structure located below the first force receiving portion 131. In particular, the first hole 1311 may also be provided as a screw hole structure.
Alternatively, the first hole 1311 provided in the first force receiving portion 131 may be a hook provided on a side surface of the first force receiving portion 131 or a through hole penetrating the first force receiving portion 131, and a lace may be provided to pass through the hook or the through hole.
(4) Second clamping part
The second clamping portion 14 may include: the second force-receiving portion 141 is provided with a second hole 1411.
A second force-bearing portion 141 is disposed at one end of the second clamping portion 14, the second force-bearing portion 141 of the second clamping portion 14 extends from the body of the second clamping portion 14 to a direction away from the first end 121, and the second force-bearing portion 141 is opposite to the first force-bearing portion 131. And a second force receiving portion 141 for connection with the adjusting member 15.
And a second force receiving portion 141 for connection with the adjusting member 15. The second force-bearing portion 141 may be a block-shaped structure extending from the body of the second clamping portion 14 in a direction away from the first end 121. The second force receiving portion 141 may be a block-shaped structure welded to one end of the second clamping portion 14, or the second force receiving portion 141 may be fixedly connected to one end of the second clamping portion 14 or integrally formed therewith.
The second hole 1411 disposed on the second force-receiving portion 141 may be a through hole penetrating the second force-receiving portion 141 or a blind hole structure located above the second force-receiving portion 141. In particular, the second hole 1411 may also be provided in a threaded hole structure. At this time, the first force receiving portion 131 and the second force receiving portion 132 are screwed by a bolt or a screw, and the first force receiving portion 131 and the second force receiving portion 132 are brought close to each other by tightening the bolt or the screw.
Alternatively, the second hole 1411 provided in the second force receiving portion 141 may be a hanging ring located on a side surface of the second force receiving portion 141 or a through hole penetrating the second force receiving portion 141, and a lace may be provided to pass through the hanging ring or the through hole. Correspondingly, the first hole 1311 is a hanging ring provided on a side surface corresponding to the first force receiving portion 131 or a through hole penetrating the first force receiving portion 131. At this time, the first force receiving part 131 and the second force receiving part 132 are connected by the tether, and the distance between the first force receiving part 131 and the second force receiving part 132 is reduced by providing the tab on the tether, thereby achieving the mutual approach of the first force receiving part 131 and the second force receiving part 132.
The whole second clamping portion 14 may be an arc-shaped structure, and then the second clamping portion 14 includes a second arc-shaped bayonet, and then the second clamping portion 14 cooperates with the first clamping portion 13 to form an open circular structure, wherein the opening is a gap between the first stress portion 131 and the second stress portion 141.
In this embodiment, the opening size of the open ring structure may be 1/16-1/8 of the inner diameter of the ring, specifically, 1/16 of the inner diameter of the ring, or 1/8 of the inner diameter of the ring.
The first arc-shaped bayonet of the first clamping portion 13 is matched with the second arc-shaped bayonet of the second clamping portion 14, so that a clamping space 17 can be formed.
In some embodiments, the first clamping portion 13 and the second clamping portion 14 cooperate to fit the supporting member on the shaft of the transmission mechanism or the auxiliary mechanism. The size of the clamping space 17 needs to be adapted to the shaft diameter of the transport means or the auxiliary means. If the shaft diameter of the transmission mechanism is different from the shaft diameter of the auxiliary mechanism, when the support member needs to be installed on the shaft of the transmission mechanism or the auxiliary mechanism, the distance between the first arc-shaped bayonet of the first clamping portion 13 and the second arc-shaped bayonet of the second clamping portion 14 can be adjusted, so that the size of the clamping space 17 can be changed.
Alternatively, the clamping space 17 formed by the first arc-shaped bayonet and the second arc-shaped bayonet may be in the shape of a circular shaft hole. In order to enable the first clamping portion 13 and the second clamping portion 14 to be stably fastened to the shaft of the transmission mechanism or the auxiliary mechanism, the diameter of the circular shaft hole-shaped clamping space 17 cannot be set to be too large, and the diameter of the circular shaft hole-shaped clamping space 17 may be set to be 0.5 to 1mm larger than the shaft diameter of the transmission mechanism or the auxiliary mechanism, for example, the diameter of the circular shaft hole-shaped clamping space 17 is 0.5mm, 0.7mm, or 1mm larger than the shaft diameter of the transmission mechanism or the auxiliary mechanism.
In this embodiment, it is required that the shape of the clamping space 17 is adapted to the shape of the shaft of the transport mechanism or the auxiliary mechanism. The shape of the clamping space 17 is determined by the shapes of the first clamping portion 13 and the second clamping portion 14. Alternatively, the first clamping portion 13 may have a circular arc structure, and the second clamping portion 14 has a long bar structure, so that the clamping space 17 has a shape of arch.
It should be understood by those skilled in the art that the circular shape and the arch shape of the clamping space 17, which is the internal clamping space formed by the first clamping portion 13 and the second clamping portion 14, are merely examples, and other existing or future shaft hole shapes may be suitable for the embodiments of the present invention, and are included in the scope of the present invention and are incorporated herein by reference.
Example two
The embodiment of the invention provides a transmission belt tensioning mechanism which is simple in structure, and can be used for manually adjusting the installation angle to keep the transmission belt tensioned, so that the transmission belt is more stably used, and the transmission efficiency of a transmission device is improved.
Fig. 2 shows a schematic structural diagram of a belt tensioning mechanism according to an embodiment of the present invention, and the tensioning mechanism 1 includes the supporting member, the adjusting member 15 and the tensioning portion 16 according to the above embodiment. The tensioning mechanism 1 may then comprise: mounting portion 11, support portion 12, first clamping portion 13, second clamping portion 14, adjusting piece 15 and tensioning portion 16. Wherein the support portion 12 includes opposing first and second ends 121 and 123; a tension part 16 provided at the second end 122 of the support part 12, or a mounting part 11 provided at the second end 122 of the support part 12, the tension part 16 being connected to the mounting part 11 for abutting against the belt; the first end 121 of the support portion 12 is provided with a first clamping portion 13 and a second clamping portion 14, the first clamping portion 13 and the second clamping portion 14 are arranged oppositely, the end portions of the first clamping portion 13 and the second clamping portion 14 far away from the second end 122 are respectively provided with a stress portion for bearing stress to enable the first clamping portion 13 and the second clamping portion 14 to be far away from or close to each other, and an adjusting piece 15 arranged at the stress portion is used for adjusting the distance between the first clamping portion 13 and the second clamping portion 14.
The specific content of each part of the tensioning mechanism is as follows:
A. adjusting part
The adjusting member 15 is used for adjusting the distance between the first clamping portion 13 and the second clamping portion 14, i.e. the adjusting member 15 is used for adjusting the size of the clamping space 17.
The first clamping portion 13 and the second clamping portion 14 are used for being movably connected with the transmission mechanism or the auxiliary mechanism and can rotate around the shaft of the transmission mechanism or the auxiliary mechanism. The first clamping portion 13 may be an arc-shaped structure as a whole, and the first clamping portion 13 includes a first arc-shaped bayonet. The whole second clamping portion 14 may be an arc-shaped structure, and then the second clamping portion 14 includes a second arc-shaped bayonet, and then the second clamping portion 14 cooperates with the first clamping portion 13 to form an open circular structure, wherein the opening is a gap between the first stress portion 131 and the second stress portion 141. The first arc bayonet is matched with the second arc bayonet to form a clamping part 17.
The adjusting member 15 is disposed at an opening of the opening ring structure, and is used for adjusting a gap between the first force-receiving portion 131 and the second force-receiving portion 141. Since the first clamping portion 13 and the second clamping portion 14 can be formed in an open circular ring structure as a whole, the clamping space 17 can be made small by reducing the gap between the openings, and the shaft of the transmission mechanism or the auxiliary mechanism in the clamping space 17 can be fastened.
In this embodiment, the adjustment member 15 may be an adjustment link. Specifically, the adjusting member 15 may adopt an adjusting connector such as a bolt, a screw, or a nut structure, and the adjusting member 15 is detachably connected to the first force receiving portion 131 and the second force receiving portion 141. Alternatively, the adjusting member 15 may be a fixed connecting member, specifically, the adjusting member 15 may be a fixed connecting member of a turnbuckle structure, and one end of the adjusting member 15 is fixedly connected to the first force-receiving portion 131, and the other end is fixedly connected to the second force-receiving portion 141. By manually rotating the turn buckle, the distance between the two ends of the turn buckle can be shortened, so that the gap between the first force-receiving portion 131 and the second force-receiving portion 141 is reduced, and the size of the clamping space 17 is adjusted.
Alternatively, when the adjusting connection 151 employs bolts, the bolts may be inserted into the first and second holes 1311 and 1411, respectively, and screwed with the first and second holes 1311 and 1411; that is, the bolt may be inserted into the second hole 1411 through the first hole 1311, and the size of the gap between the first force receiving portion 131 and the second force receiving portion 141 may be adjusted by rotating the bolt.
In this embodiment, the size of the clamping space 17 can be changed by providing the adjusting member 15, so that the tensioning mechanism 1 can rotate on the shaft of the transmission mechanism or the auxiliary mechanism at any angle according to the required tensioning force of the transmission belt 4; thereby, the tensioning mechanism 1 is adjusted to a set angle, tensioning the drive belt 4. The tensioning mechanism 1 in the device is a manually operated tensioning part, when the angle of the tensioning mechanism 1 needs to be adjusted, the adjusting part 15 is manually unscrewed, the tensioning mechanism 1 is loosened from a shaft of the transmission mechanism or the auxiliary mechanism, the tensioning mechanism 1 is rotated to a required angle, the transmission belt 4 is supported to a limit position, and then the adjusting part 15 is manually screwed, so that the tensioning mechanism 1 is fastened with the shaft of the transmission mechanism or the auxiliary mechanism.
B. Tension part
The tension section 16 may include: a rolling connection 161 and a tensioner 162.
The rolling contact member 161 is a member for connecting the tension wheel 162 to the connecting block 111, and one end of the rolling contact member 161 is inserted into the rolling contact hole 112, and the other end is connected to the tension wheel 162 in a rolling manner. The rolling attachment hole 112 may be provided in the mounting portion 11, or may be directly provided in the second end 122 of the support portion 12, so that the tension pulley 162 is rotatable with respect to the mounting portion 11 or the second end 122 of the support portion 12.
Alternatively, the rolling connector 161 may be provided in a bolt structure.
The tension pulley 162 is a follower pulley arranged on the inner side of the loose edge of the transmission belt 4, and when the transmission belt 4 is in a belt structure, the tension pulley 162 is in sliding connection with the transmission belt 4; when the transmission belt 4 is a chain structure, the tension wheel 162 and the transmission belt 4 are connected in a rolling manner, the tension wheel 162 can be a chain wheel or a roller wheel, and the number of teeth of the tension chain wheel is generally equal to that of the small chain wheel. When the transmission belt 4 transmits, the tension wheel 162 is driven by the transmission belt 4 to rotate, so that the tension wheel 162 is prevented from interfering with the transmission of the transmission belt 4.
In this embodiment, the positional relationship and the operation principle of the mounting portion 11, the supporting portion 12, the first clamping portion 13 and the second clamping portion 14 of the tensioning mechanism are as described in the first embodiment, and are not described herein again.
EXAMPLE III
The embodiment of the invention provides a transmission device with a tensioning mechanism, which is used for realizing long-distance transportation by matching a transmission belt with a plurality of transmission mechanisms and tensioning the transmission belt.
As shown in fig. 3, a conveying device with a tensioning mechanism according to an embodiment of the present invention may include: tensioning mechanism 1, drive mechanism and drive belt 4, drive mechanism can include: a master transmission 2 and a slave transmission 3. Wherein only one of the master transmission 2 and the slave transmission 3 may be provided. One end of the tensioning mechanism 1 is sleeved on the transmission mechanism, and the other end of the tensioning mechanism 1 is in contact with the inner side surface of the transmission belt 4; the transmission belt 4 is wound on the outer sides of the main transmission mechanism 2, the tensioning mechanism 1 and the auxiliary transmission mechanism 3 in sequence. The number of the master transmission mechanisms 2 may be at least one, and the number of the slave transmission mechanisms 3 may also be at least one. The transmission device provided by the embodiment comprises the following specific contents of a transmission mechanism and a transmission belt:
i, main transmission mechanism
The main transmission mechanism 2 is connected with a motor driving device and rotates under the driving of the motor driving device. In this embodiment, a transmission mechanism directly connected to the motor drive device is used as the main transmission mechanism 2.
The main transmission mechanism 2 includes: the transmission device comprises an active transmission wheel 21, an active transmission shaft 22 and an active transmission shaft shell 23, wherein the active transmission wheel 21 is sleeved at two ends of the active transmission shaft 22, and the active transmission shaft shell 23 is sleeved on the active transmission shaft 22; the first clamping portion 13 and the second clamping portion 14 are sleeved on the driving transmission shaft housing 23. The driving transmission wheel 21 may be a sprocket, a roller, or the like. At least one drive transmission wheel 21 may be provided on the drive transmission shaft 22. When a plurality of slave transmission mechanisms need to be driven, a plurality of driving transmission wheels 21 are arranged, and one driving transmission wheel 21 corresponds to: a drive belt 4 and a driven drive 3, whereby a plurality of drive belts 4 can also be arranged on one drive transmission shaft 22.
In this embodiment, the main transmission mechanism 2 may be at least one, and when the distance to be transmitted is long, in order to avoid insufficient power to be transmitted, a plurality of main transmission mechanisms 2, that is, a plurality of active transmission shafts 22 may be provided.
II, slave transmission mechanism
The auxiliary transmission mechanism 3 is connected with the main transmission mechanism 2 through a transmission belt 4 and rotates under the driving of the main transmission mechanism 2 and the transmission belt 4. In this embodiment, a transmission mechanism not directly connected to the motor drive device is used as the slave transmission mechanism 3.
The slave transmission mechanism 3 includes: the transmission device comprises a driven transmission wheel 31, a driven transmission shaft 32 and a driven transmission shaft shell 33, wherein the driven transmission wheel 31 is sleeved at two ends of the driven transmission shaft 32, and the driven transmission shaft shell 33 is sleeved on the driven transmission shaft 32; the first clamping portion 13 and the second clamping portion 14 are sleeved on the driven transmission shaft housing 33. The driven transmission wheel 31 may be a sprocket, a roller, or the like. A plurality of driven transmission wheels 31 may be fitted to one driven transmission shaft 32 to transmit power to the next driven transmission mechanism 3.
In the transfer device, the number of the slave transmission mechanisms 3 may be plural, and one belt 4 may be provided between every two slave transmission mechanisms 3. At this time, the following slave transmission mechanism 3 is rotated by the previous slave transmission mechanism 3. As shown in fig. 3, a plurality of slave transmissions 3 may be provided, and two slave transmission wheels 31 may be provided on a slave transmission shaft 32 of one slave transmission 3, wherein a first slave transmission wheel 31 is connected to the master transmission wheel 21 via a belt 4, and a second slave transmission wheel 31 is connected to a slave transmission wheel 31 of another slave transmission 3 via a belt 4.
III, a transmission belt
The transmission belt 4 is wound on the outer sides of the main transmission mechanism 2, the tensioning mechanism 1 and the driven transmission mechanism 3 and rotates along the main transmission mechanism 2, the tensioning mechanism 1 and the driven transmission mechanism 3. The transmission belt 4 is driven by the main transmission mechanism 2 and the tension degree is adjusted by the tension mechanism 1.
In this embodiment, the belt 4 may be a flat belt or a timing belt.
In this embodiment, the tensioning device 1 can be arranged on the fixed part of the inner side of the drive belt and the drive wheel can be brought into contact with the inner side of the drive belt for tensioning the drive belt, as shown in fig. 3-4. In particular, the fixing part may be a transmission shaft housing in a transmission mechanism, i.e. the tensioning mechanism may be arranged on the transmission mechanism, the transmission mechanism comprising: a master transmission 2 and a slave transmission 3. The main transmission mechanism 2 includes: a drive transmission shaft 22 and a drive transmission shaft housing 23, comprising from the transmission mechanism 3: the driven transmission shaft 32 and the driven transmission shaft shell 33 are used for sleeving the first clamping part 13 and the second clamping part 14 on the driving transmission shaft shell 23 and/or the driven transmission shaft shell 33. Alternatively, the clamping space ahea17 formed by the first arc-shaped bayonet and the second arc-shaped bayonet may be in the shape of a circular shaft hole. The size of the clamping space 17 needs to be matched with the diameter of the driving transmission shaft housing 23 or the diameter of the driven transmission shaft housing 33. If the diameter of the driving transmission shaft housing 23 is different from the diameter of the driven transmission shaft housing 33, when the tensioning mechanism 1 needs to be installed on the main transmission mechanism 2, the diameter of the clamping space 17 can be set to be larger than the diameter of the driving transmission shaft housing 23, so that the tensioning mechanism 1 is sleeved on the driving transmission shaft 22. When it is necessary to mount the tensioning mechanism 1 on the driven transmission shaft 32, the diameter of the holding space 17 may be set larger than the diameter of the driven transmission shaft housing 33 for fitting the tensioning mechanism 1 on the driven transmission shaft 32.
Alternatively, the clamping space 17 formed by the first arc-shaped bayonet and the second arc-shaped bayonet may be in the shape of a circular shaft hole. In order to allow the first clamping portion 13 and the second clamping portion 14 to be stably fastened to the driving transmission shaft 22, the diameter of the clamping space 17 cannot be set to be too large, and the diameter of the clamping space 17 may be set to be 0.5 to 1mm larger than the diameter of the driving transmission shaft 22, for example, the diameter of the clamping space 17 is 0.5mm, 0.7mm, or 1mm larger than the diameter of the driving transmission shaft 22. In order to stably fasten the first clamping portion 13 and the second clamping portion 14 to the driven transmission shaft 32, the diameter of the clamping space 17 may be set to be 0.5-1mm larger than the diameter of the driven transmission shaft 32, for example, the diameter of the clamping space 17 is 0.5mm, 0.7mm, or 1mm larger than the diameter of the driven transmission shaft 32.
As shown in fig. 4-5, the transmission device may also include: a master transmission 2 and a plurality of slave transmissions 3. The main transmission mechanism 2 is connected with a motor driving device and is driven by the motor driving device to rotate. The motor driving device can drive the main transmission mechanism 2 to rotate clockwise, and can also drive the main transmission mechanism 2 to rotate anticlockwise, and here, the motor driving device is arranged to drive the main transmission mechanism 2 to rotate clockwise. On the right side of the main transmission mechanism 2, the first slave transmission mechanism 3 is connected with the main transmission mechanism 2 through the transmission belt 4, the loose edge of the transmission belt 4 is a part located above, the tensioning mechanism 1 can be sleeved on the driving transmission shaft 22 of the main transmission mechanism 2, and the tensioning wheel 162 is in contact with the part above the transmission belt 4. On the left side of the main transmission mechanism 2, the first slave transmission mechanism 3 is connected with the main transmission mechanism 2 through the transmission belt 4, the loose edge of the transmission belt 4 is a part located below, the tensioning mechanism 1 can be sleeved on the slave transmission shaft 32 of the slave transmission mechanism 3, and the tensioning wheel 162 is in contact with the part below the transmission belt 4.
The embodiment provides a transmission device with a tensioning mechanism, which has the following working principle:
the main transmission mechanism 2 is connected with a motor driving device and rotates under the driving of the motor driving device. The driving transmission shaft 22 is provided with a driving transmission wheel 21, the driving transmission wheel 21 and the driven transmission wheel 31 are wound with a transmission belt 4, the tensioning mechanism 1 is sleeved on the driving transmission shaft shell 23 and/or the driven transmission shaft shell 33 through the first clamping part 13 and the second clamping part 14, and the tensioning wheel 162 is abutted against the inner side of the loose edge of the transmission belt 4. According to the required tension of the transmission belt 4, the adjusting piece 15 is manually adjusted to increase the clearance between the first force-bearing part 131 and the second force-bearing part 141, so that the tensioning mechanism 1 rotates on the driving transmission shaft shell 23 or the driven transmission shaft shell 33; placing the idler 162 in a position such that the idler 162 provides sufficient tension to the belt 4; the adjuster 15 is manually adjusted to reduce the gap between the first force receiving portion 131 and the second force receiving portion 141, so that the first clamping portion 13 and the second clamping portion 14 are fastened.
In this embodiment, the positional relationship and the operation principle between the tensioning mechanism 1, the main transmission mechanism 2, the auxiliary transmission mechanism 3 and the transmission belt 4 are as described in the second embodiment, and are not described herein again.
In summary, the present invention provides a supporting member for a belt tensioner, a belt tensioner mechanism and a conveying device, the supporting member comprising: installation department, supporting part, first clamping part and second clamping part. The supporting part comprises a first end and a second end which are opposite, and the mounting part is positioned at the second end of the supporting part and used for mounting the tensioning wheel; the first end of the supporting part is provided with a first clamping part and a second clamping part which are arranged oppositely, and the end parts of the first clamping part and the second clamping part far away from the second end are provided with stress parts which are used for bearing stress so as to enable the first clamping part and the second clamping part to be far away from or close to each other relatively. First clamping part and second clamping part cover in this scheme are established on drive mechanism or complementary unit to set up the interval of first clamping part of regulating part adjustment and second clamping part, thereby rotate support piece to the settlement angle, make the inboard contact of tensioning part and drive belt, tensioning drive belt. This scheme can provide adjustable tensile force according to the drive belt actual conditions, and simple structure, convenient to use.
In addition, the transmission device with the tensioning mechanism provided by the invention has the advantages that the transmission shaft is provided with the plurality of transmission wheels, and one transmission belt is sleeved between every two transmission wheels, so that the power transfer is realized, and the long-distance transmission is realized; the designed tensioning mechanism enables the transmission belt to keep proper tightness, avoids the phenomenon that the transmission belt deviates or slips due to the fact that the transmission belt is too loose, further enables the transmission belt to be more stable in use, and improves the transmission efficiency of the device.
The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A support member for a belt tensioner, comprising:
a support (12), the support (12) comprising opposing first (121) and second (122) ends;
an attachment portion (11) located at the second end (122) of the support portion (12) for attaching a tensioning wheel (162);
the clamping device comprises a first clamping portion (13) and a second clamping portion (14) which are located at the first end (121) of the supporting portion (12), wherein the first clamping portion (13) and the second clamping portion (14) are arranged oppositely, and the end portions, far away from the first end (121), of the first clamping portion (13) and the end portions, far away from the second end, of the second clamping portion (14) are provided with stress portions used for bearing force so that the first clamping portion (13) and the second clamping portion (14) are far away or close relatively.
2. The belt tensioner support according to claim 1, wherein the support portion (12) has a groove (123) at the first end (121) perpendicular to the clamping direction of the first clamping portion (13) and the second clamping portion (14), and extending through the support portion (12) and communicating with the clamping space between the first clamping portion (13) and the second clamping portion (14).
3. The belt tensioner support according to claim 1, wherein a first force receiving portion (131) of the first clamping portion (13) extends from the first clamping portion (13) body in a direction away from the first end (121), wherein a second force receiving portion (141) of the second clamping portion (14) extends from the second clamping portion (14) body in a direction away from the first end (121), and wherein the first force receiving portion (131) and the second force receiving portion (141) are opposed to each other.
4. Support for a belt tensioner according to claim 1, characterised in that said first force-receiving part (131) is provided with a first hole (1311) and said second force-receiving part (141) is provided with a second hole (1411).
5. Support for a belt tensioner according to claim 4, characterised in that said first hole (1311) and said second hole (1411) are threaded holes.
6. Support for a belt tensioner according to claim 2, characterised in that the length of said groove (123) in a direction extending from said first end (121) to said second end (122) is larger than the width of said groove (123) perpendicular to said clamping direction.
7. A drive belt tensioning mechanism, comprising:
a support (12), the support (12) comprising opposing first (121) and second (122) ends;
a tensioning portion (16) at the second end (122) of the support portion (12);
the clamping device comprises a first clamping portion (13) and a second clamping portion (14) which are located at the first end (121) of the supporting portion (12), wherein the first clamping portion (13) and the second clamping portion (14) are arranged oppositely, and the end portions, far away from the second end (122), of the first clamping portion (13) and the second clamping portion (14) are provided with stress portions used for bearing force so that the first clamping portion (13) and the second clamping portion (14) are far away or close relatively.
8. The drive belt tensioning mechanism of claim 7, further comprising: and the adjusting piece is positioned at the stress part and used for adjusting the distance between the first clamping part (13) and the second clamping part (14).
9. The belt tensioning mechanism of claim 7,
at the first end (121), the support portion (12) has a groove (123) perpendicular to the clamping direction of the first clamping portion (13) and the second clamping portion (14), and penetrating the support portion (12) and communicating with the clamping space between the first clamping portion (13) and the second clamping portion (14).
10. A transmission device is characterized in that a transmission device is provided,
a support comprising a belt tensioner according to any of claims 1 to 6, and a tensioner mounted on said support; or the like, or, alternatively,
comprising a drive belt tensioning mechanism according to any one of claims 7-9, the drive belt tensioning mechanism (1) being adapted to tension the drive belt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322159.8A CN111828575A (en) | 2019-04-22 | 2019-04-22 | Support piece of drive belt tensioning wheel, drive belt tensioning mechanism and transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322159.8A CN111828575A (en) | 2019-04-22 | 2019-04-22 | Support piece of drive belt tensioning wheel, drive belt tensioning mechanism and transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111828575A true CN111828575A (en) | 2020-10-27 |
Family
ID=72912203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910322159.8A Pending CN111828575A (en) | 2019-04-22 | 2019-04-22 | Support piece of drive belt tensioning wheel, drive belt tensioning mechanism and transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111828575A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2528657Y (en) * | 2001-09-28 | 2003-01-01 | 中国第一汽车集团公司无锡柴油机厂 | Tension device for driving belt |
| US20040171448A1 (en) * | 2003-01-10 | 2004-09-02 | Muhr Und Bender Kg | Belt tensioning device |
| EP1541896A1 (en) * | 2003-12-11 | 2005-06-15 | Bayerische Motoren Werke Aktiengesellschaft | Belt tensioner |
| US20080236310A1 (en) * | 2007-03-27 | 2008-10-02 | Elgin Richard Zelinski | Motor mount which allows movement of the motor only in a belt tensioning direction |
| EP2746618A1 (en) * | 2012-12-21 | 2014-06-25 | MAN Truck & Bus AG | Clamping device for a linking element of a belt drive, in particular for the belt of a belt drive on internal combustion engines |
| CN104061293A (en) * | 2014-06-23 | 2014-09-24 | 重庆嘉木机械有限公司 | Mounting structure for belt tension pulley of mini-tiller |
| CN205937678U (en) * | 2016-08-11 | 2017-02-08 | 雷沃重工股份有限公司 | Belt tensioner arrangement structure |
| EP3461653A1 (en) * | 2017-09-28 | 2019-04-03 | VDL Weweler B.V. | Axle clamping arrangement |
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2019
- 2019-04-22 CN CN201910322159.8A patent/CN111828575A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2528657Y (en) * | 2001-09-28 | 2003-01-01 | 中国第一汽车集团公司无锡柴油机厂 | Tension device for driving belt |
| US20040171448A1 (en) * | 2003-01-10 | 2004-09-02 | Muhr Und Bender Kg | Belt tensioning device |
| EP1541896A1 (en) * | 2003-12-11 | 2005-06-15 | Bayerische Motoren Werke Aktiengesellschaft | Belt tensioner |
| US20080236310A1 (en) * | 2007-03-27 | 2008-10-02 | Elgin Richard Zelinski | Motor mount which allows movement of the motor only in a belt tensioning direction |
| EP2746618A1 (en) * | 2012-12-21 | 2014-06-25 | MAN Truck & Bus AG | Clamping device for a linking element of a belt drive, in particular for the belt of a belt drive on internal combustion engines |
| CN104061293A (en) * | 2014-06-23 | 2014-09-24 | 重庆嘉木机械有限公司 | Mounting structure for belt tension pulley of mini-tiller |
| CN205937678U (en) * | 2016-08-11 | 2017-02-08 | 雷沃重工股份有限公司 | Belt tensioner arrangement structure |
| EP3461653A1 (en) * | 2017-09-28 | 2019-04-03 | VDL Weweler B.V. | Axle clamping arrangement |
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Effective date of registration: 20221114 Address after: 510670 room 229, annex building, No. 111, Kexue Avenue, Huangpu District, Guangzhou City, Guangdong Province (office only) Applicant after: Hanwa Technology Co.,Ltd. Address before: 100176 Floor 1-2, Building 1, No. 17, Xingsheng Street, Daxing District, Beijing Applicant before: APOLLO PRECISION (BEIJING) Ltd. |
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Application publication date: 20201027 |