CN208816613U - A kind of transmission device - Google Patents
A kind of transmission device Download PDFInfo
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- CN208816613U CN208816613U CN201821367370.9U CN201821367370U CN208816613U CN 208816613 U CN208816613 U CN 208816613U CN 201821367370 U CN201821367370 U CN 201821367370U CN 208816613 U CN208816613 U CN 208816613U
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- driving wheel
- transmission
- belt
- wheel group
- movable plate
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Abstract
The utility model provides a kind of transmission device, including multiple belt wheels, connects the belt of each belt wheel, rack, the optical axis and fixed plate and movable plate being fixed on the rack.It is fixed in the rack that first round group is housed, it is fixed on the movable plate and the second wheel group is housed.A belt wheel in the first round group is wheel for inputting, and a belt wheel in the second wheel group is output wheel.Two wheel groups together, adjust the position of the movable plate in the vertical direction by control handle by the transmission belt string.Transmission band part of the transmission belt between first round group is parallel to each other with the transmission band part for being located at first round group and the second wheel group, and this at two transmission band part it is parallel with the moving direction of movable plate, when rotational handle is rise or fall the movable plate, wheelbase between output, wheel for inputting changes, but the length of transmission belt will not change, and will not influence normal work.
Description
Technical field
The utility model relates to a kind of machine power transmission fields, and in particular, to a kind of transmission device.
Background technique
Belt (or chain) is commonly used in mechanical equipment to transmit power, traditional belt or chain are come when transmitting power one
As require that the wheelbase of two axis is fixed value, if wheelbase generates variation, just will appear that belt or chain length be insufficient or skin
Belt sag and be unable to fully realize the transmission of power, Varying Axial is away from that can make belt break or relax under regular situation, thus not
It can work normally.
And can also encounter needs in mechanical equipment once in a while and transmit power in the case where wheelbase changes, present circumstances usually makes
Change the direction of power then using spline principle come so that distance variable, relatively with Dual-motors Driving, or with worm screw turbine
For cost it is relatively high.
Summary of the invention
In view of the above-mentioned problems, the utility model provides a kind of transmission device, occurred relatively with meeting in output, input shaft
When mobile, the length of conveyer belt can be remained unchanged, and maintain stable power output.The specific technical solution of the invention is as follows
It is described:
A kind of transmission device includes a supporting mechanism, the supporting element that there is a pair of of left and right to be oppositely arranged；One input
Axis is rotatably supported between the pair of supporting element；One power mechanism, is connected to input shaft, is configured to described
Input shaft provides power to drive input shaft to rotate；One mobile mechanism, the moving member that there is a pair of of left and right to be oppositely arranged；One
Output shaft is rotatably supported between the moving member, and output shaft is parallel with the pivot center of input shaft；One adjusting machine
Structure is connected to the mobile mechanism, and the mobile mechanism can be made movable between the first position and the second position, to change
The spacing of input shaft and output shaft；One transmission mechanism, configuration, and can be to connect the input shaft and the output shaft
The spacing of the input shaft and the output shaft connects the input shaft during changing and the output shaft carries out power biography
It is defeated.
Wherein, the transmission mechanism includes: the first driving wheel group, multiple on the supporting mechanism with being fixedly connected on
First driving wheel；The pivot center of the multiple first driving wheel is parallel to each other, one of them first driving wheel is connected to described
Wheel for inputting is used as on input shaft；Second driving wheel group has multiple second driving wheels for being fixedly connected on the mobile mechanism；Institute
The pivot center for stating multiple second driving wheels is parallel, and one of them second driving wheel is connected on the output shaft as defeated
It takes turns out；One transmission belt, is wire-wrapped in the first driving wheel group and the second driving wheel group；Second driving wheel group can be with described
Mobile mechanism's synchronous movement, to cooperate the when the mobile mechanism is movable between the first position and the second position
The tensioning degree of the corresponding adjustment transmission belt of one driving wheel group；The mobile mechanism by the drive of the regulating mechanism, relative to
The supporting mechanism moves in parallel between the first position and the second position along the vertical direction.
Further, the multiple each core wheel of first driving wheel is located on same vertical line；Second driving wheel group its
In at least two second driving wheels be up and down be oppositely arranged, one of them second driving wheel of remaining second driving wheel group
On the right side of second driving wheel of wherein at least two.The inner surface of the transmission belt is closely attached on the multiple first driving wheel
On one of them second driving wheel of remaining second driving wheel group, and the outer surface of the transmission belt is closely attached on
On the second driving wheel of wherein at least two of second driving wheel group；The transmission belt is between first driving wheel group
First transmission band part and the second transmission band part for being located at first driving wheel group and second driving wheel group are mutually flat
Row, and the first, second transmission band part is parallel with the moving direction of the mobile mechanism.
Further, the supporting element that the pair of left and right is oppositely arranged be two or so racks positioned opposite, described two
It is attached between a rack by several support shafts, forms the entire supporting mechanism.
A pair of of moving member of the mobile mechanism be a pair of of left and right be oppositely arranged can the relatively described supporting mechanism be opposite moves
Dynamic movable plate；Multiple fixing seats are each equipped on movable plate described in every side；One end of several optical axises passes through and moves described in every side
Corresponding fixing seat is fixedly connected with the rack of corresponding side on movable plate.
A pair of of limit plate, is arranged in the left and right sides, and the other end of several optical axises is described with corresponding side
Limit plate is fixedly connected, and the movable plate is between the rack and the limit plate；The movable plate is also configured with one
Mounting base with threaded hole.
A pair of of screw rod is arranged on the pair of movable plate；One end of the screw rod sequentially passes through pair from top to bottom
Limit plate described in side and the mounting base are answered, and is connected with control handle in the other end, at left and right sides of transmission band connection
The screw rod form the adjustment mechanism；The screw rod drives the movable plate with respect to institute by the operation of the control handle
State gantry motion.
Still further, the number of first driving wheel group is two, the number of second driving wheel group is three,
The second driving wheel of two of them is oppositely arranged up and down, remaining second driving wheel is located at second driving wheel of two of them
Right side；The inner surface of the transmission belt is closely attached on two first driving wheels and remaining described second driving wheel, and
The outer surface of the transmission belt is closely attached on second driving wheel of two of them.
The utility model the utility model has the advantages that
The utility model is a kind of transmission mechanism, particularly a kind of opposite in input and output shaft using belt (or chain)
In the case where movement also can normal transmission power mechanism.As shown in Fig. 2, fixing two the first driving wheels on the rack, make skin
The track of band on the rack becomes trough type, then lays out one in the side of belt and is branched off, as long as guaranteeing originally to exist
Belt (or chain) remains unchanged point-blank between first round group and the second wheel group, and branch moves up and down on belt would not
Change the length of belt, the component of transmission belt is fixed on movable plate, can be the input and output shaft relative motion the case where
Lower realization power transmission.
Specifically, since the between centers line of two the first driving wheels in rack is consistent with the direction of motion of mobile mechanism, and
And the transmission belt between first driving wheel group first transmission band part A be located at first driving wheel group and institute
The the second transmission band part B for stating the second driving wheel group is parallel to each other, and the first, second transmission band part and the moving machine
The moving direction of structure is parallel, so as shown in Fig. 2, the third being located on the right side of the second transmission band part B is driven band part C's
Length and it is described first transmission band part A length be do not change (Belt Length transferred out be equal to transfer come in skin
Strip length), when the mobile mechanism moves up, for the second transmission band part B, it is driven the length of band part O
It spends and reduces, the length of transmission band part P increases, and the length for being driven band part O reduction is increased equal to transmission band part P institute
Length, therefore, the length of entire transmission belt do not change, can realize in the case where input and output shaft relative motion
Power transmission.
By using transmission mechanism provided by the utility model, it can satisfy input shaft in production and output shaft occur
When relative displacement wheelbase changes, mechanism still can normally carry out power input, and used belt or chain
Length have no need to change.Then the structure changes the direction of power compared to traditional Dual-motors Driving or with worm screw turbine
For in the way of the progress wheelbase change of spline principle, structure is simple, at low cost.
Detailed description of the invention
Fig. 1 is a kind of 3 dimensional drawing of transmission device.
Fig. 2 is a kind of schematic diagram of transmission device.
Fig. 3 is the main view of a specific embodiment of the utility model.
Fig. 4 is the three-dimensional partial view of specific implementation described in the utility model.
Fig. 5 is the schematic diagram of another specific embodiment of the utility model.
1. belt wheel one；2. belt wheel two；3. belt wheel three；4. belt wheel four；5. belt wheel five；6. conveyer belt (or conveyer chain)；7. moving
Movable plate；8. rack；9. optical axis；10. fixing seat；11. mounting base；12. screw rod；13. limit plate；14. handle；The first transmission belt of A
Part；B second is driven band part, and (the second transmission belt is two parts transmission belt composition, respectively transmission belt O and transmission belt P)；C
Three transmission band parts.
Specific embodiment
In order to make the purpose of this utility model, technical solution and advantage are more clear, with reference to the accompanying drawings and embodiments, right
The utility model is further elaborated, it should be understood that specific implementation described herein is only used to explain that this is practical
It is novel, it is not used to limit the utility model.
The utility model is a kind of transmission mechanism, particularly a kind of opposite in input and output shaft using belt (or chain)
It also can normal transmission power mechanism in the case where movement.
The transmission device includes: the supporting mechanism for the supporting element that there is a pair of of left and right to be oppositely arranged, and has a pair of left
The mobile mechanism for the moving member that the right side is oppositely arranged, the input shaft being rotatably supported between the pair of supporting element can be rotated
Ground is supported in the parallel output shaft of the pivot center between the moving member and with input shaft, is connected with the input shaft and is used for
The power mechanism for providing power to the input shaft to drive input shaft to rotate is connected to the mobile mechanism and can make described
Mobile mechanism carries out the up and down regulating mechanism to change the spacing of input shaft and output shaft, and configures described to connect
It input shaft and the output shaft and can be connected during the variation of the spacing of the input shaft and the output shaft described defeated
Enter axis and the output shaft carries out the transmission mechanism of power transmission.
Wherein, the transmission mechanism includes: the first driving wheel group, multiple on the supporting mechanism with being fixedly connected on
First driving wheel；The pivot center of the multiple first driving wheel is parallel to each other, one of them first driving wheel is connected to described
Wheel for inputting is used as on input shaft；The multiple each core wheel of first driving wheel is located on same vertical line；Second driving wheel group has solid
Surely multiple second driving wheels of the mobile mechanism are connected to；The pivot center of the multiple second driving wheel is parallel, and its
In second driving wheel be connected on the output shaft as output wheel；One transmission belt, be wire-wrapped in the first driving wheel group and
In second driving wheel group.Second driving wheel group can be with mobile mechanism's synchronous movement, in the mobile mechanism
Cooperate the tensioning degree of the corresponding adjustment transmission belt of the first driving wheel group when lower activity；The mobile mechanism passes through the regulating mechanism
Adjustment effect, moved in parallel along the vertical direction relative to the supporting mechanism.Second driving wheel group wherein extremely
Few two the second driving wheels are to be oppositely arranged up and down, one of them second driving wheel of remaining second driving wheel group is located at
On the right side of second driving wheel of wherein at least two.
The inner surface of the transmission belt is closely attached on the multiple first driving wheel and remaining second driving wheel
On one of them second driving wheel of group, and the outer surface of the transmission belt is closely attached on second driving wheel group wherein at least
On two the second driving wheels.
The transmission belt between first driving wheel group first transmission band part be located at first driving wheel
Second transmission band part of group and second driving wheel group is parallel to each other, and the first, second transmission band part with it is described
The moving direction of mobile mechanism is parallel.
Below in conjunction with Fig. 1 to Fig. 4, the utility model is further described by specific embodiment.The utility model is one
In a specific embodiment, specific embodiment is as described below:
As depicted in figs. 1 and 2, in the present embodiment, the supporting element that the pair of left and right is oppositely arranged is two or so phases
It to the rack 8 of arrangement, is attached between described two racks 8 by several support shafts, forms the entire supporting mechanism.
In the present embodiment, a pair of of moving member of the mobile mechanism be a pair of of left and right be oppositely arranged can the relatively described branch
The movable plate 7 of support mechanism relative movement.Multiple fixing seats 10 can be configured on movable plate 7 described in every side, several optical axises 9
One end passes through corresponding fixing seat 10 on movable plate 7 described in every side and is fixedly connected with the rack 8 of corresponding side, in this implementation
In example, every side has used two optical axises 9, and each optical axis 9 is limited by two fixing seats 10, then the machine with side
Frame 8 is fixedly connected.
For the stability of mechanism, also there is a pair of of limit plate 13 in the present embodiment, be arranged in the left and right sides, and it is same
The other end of optical axis 9 described in side is fixedly connected, and the movable plate 7 described so is just limited in the rack 8 and the limit plate 13
Between, it can carry out within this range up and down.
In the present embodiment, the movable plate 7 is also configured with the mounting base 11 with threaded hole.A pair is respectively arranged
Screw rod 12 on the left and right sides movable plate 7, one end sequentially pass through from top to bottom limit plate 13 described in corresponding side with
The mounting base 11, and it is connected with control handle 14 in the other end, pass through 12 shape of the screw rod at left and right sides of transmission band connection
At the adjustment mechanism.The screw rod upper end is equipped with the belt wheel with the transmission band connection, and the screw rod 12 passes through the control
The operation of handle 14 processed and rotate, and then the relatively described rack 8 of the movable plate 7 is driven to move up and down.Reach what production needed
Behind position, it can be rotated from the lower end of screw rod to the mounting base 11 by nut and fix screw rod.
In the present embodiment, the number of first driving wheel group is two, respectively belt wheel 1 and belt wheel 2, described second
The number of driving wheel group is three, respectively belt wheel 3, belt wheel 4 and belt wheel 5.First driving wheel group be fixedly mounted with
Core wheel in the rack 8 and between two belt wheels is located on same vertical line.Second driving wheel group is fixedly installed in described
On movable plate 7, the second driving wheel of two of them (belt wheel 3 and belt wheel 4) is used and is oppositely arranged up and down, remaining second driving wheel
(belt wheel 5) is located at the right side of second driving wheel of two of them.As shown in Figures 2 to 4, the inner surface of the transmission belt is adjacent to
In on belt wheel 1, belt wheel 2 and belt wheel 5, and the outer surface of the transmission belt is closely attached on belt wheel 3 and belt wheel 4.
In the present embodiment, belt wheel 1 and input shaft are connected to wheel for inputting, and belt wheel 4 is connected with exporting axis, as output
Wheel, the two synchronous belt numbers of teeth are identical when due to design, and when belt wheel 1 rotates, belt wheel 4 just rotates backward output power.
As shown in Figure 1 and Figure 2, since the direction of motion of the core wheel line of 8 upper belt-wheel 1 of rack and belt wheel 2 and movable plate 7 is flat
Row, the transmission belt are located at the first transmission band part A of the belt wheel 1 and belt wheel 2 and are located at the belt wheel 1, belt wheel 2, belt wheel 3
The second transmission band part B between belt wheel 4 is parallel to each other, and the first, second transmission band part and the movable plate
Moving direction is parallel, so as shown in Fig. 2, the length for the third transmission band part C being located on the right side of the second transmission band part B
With it is described first transmission band part A length be do not change (Belt Length transferred out be equal to transfer come in belt it is long
Degree), when the movable plate moves up, for the second transmission band part B, the length of transmission band part O is reduced,
The length for being driven band part P increases, and the length for being driven band part O reduction is equal to the increased length of transmission band part P institute.Instead
It, when movable plate moves down and the same principle.Therefore, the length of entire transmission belt does not change, can be defeated
Power transmission is realized in the case where entering output shaft relative motion.
The belt pulley used in the present embodiment is also possible to chain or other can be used as the component of transmission belt, is not limited to this
Embodiment.
In conjunction with Fig. 5, in another specific embodiment of the utility model, other conditions are consistent with upper one embodiment,
But for the size of belt wheel 4 compared with the belt wheel 4 in upper one embodiment, size is bigger.Although the size of belt wheel 4 changes, only
Guarantee that two parts up and down of the second transmission band part B are still located along the same line, the mechanism still can movable plate 7 into
It keeps working normally when row moves up and down, i.e., output shaft is relatively moved with input shaft, but belt or chain in the mechanism
The length of item remains unchanged.
In both examples above, 3 wheels on movable plate 7 are not a steerings, can be according to actual life
Producing the steering needed selects the wheel of different steerings as output wheel, facilitates and meets actual condition of production needs.
The first driving wheel group and the second driving wheel group in above embodiments are only illustrated, not to the limit of its belt wheel number
System can satisfy and realize the program.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of transmission device, characterized by comprising:
One supporting mechanism, the supporting element that there is a pair of of left and right to be oppositely arranged；
One input shaft, is rotatably supported between the pair of supporting element；
One power mechanism, is connected to input shaft, is configured to provide power to the input shaft to drive input shaft to rotate；
One mobile mechanism, the moving member that there is a pair of of left and right to be oppositely arranged；
One output shaft, is rotatably supported between the moving member, and output shaft is parallel with the pivot center of input shaft；
One regulating mechanism is connected to the mobile mechanism, and the mobile mechanism can be made in first position and the second position
Between activity, to change the spacing of input shaft and output shaft；
One transmission mechanism, configuration, and can be in the input shafts and described to connect the input shaft and the output shaft
The input shaft is connected during the spacing variation of output shaft and the output shaft carries out power transmission；
Wherein, the transmission mechanism includes:
First driving wheel group has multiple first driving wheels being fixedly connected on the supporting mechanism；The multiple first passes
The pivot center of driving wheel is parallel to each other, one of them first driving wheel is connected on the input shaft as wheel for inputting；
Second driving wheel group has multiple second driving wheels for being fixedly connected on the mobile mechanism；The multiple second transmission
The pivot center of wheel is parallel, and one of them second driving wheel is connected on the output shaft as output wheel；
One transmission belt, is wire-wrapped in the first driving wheel group and the second driving wheel group；
Second driving wheel group can with mobile mechanism's synchronous movement, in the mobile mechanism in the first position
Cooperate the tensioning degree of the corresponding adjustment transmission belt of the first driving wheel group when movable between the second position；
The mobile mechanism is by the drive of the regulating mechanism, relative to the supporting mechanism along the vertical direction described first
It is moved in parallel between position and the second position.
2. transmission device as described in claim 1, which is characterized in that the multiple each core wheel of first driving wheel is located at same hang down
On line；
The second driving wheel of wherein at least two of second driving wheel group is to be oppositely arranged up and down, remaining second transmission
One of them second driving wheel of wheel group is located on the right side of second driving wheel of wherein at least two；
The inner surface of the transmission belt is closely attached on the multiple first driving wheel and remaining second driving wheel group
On one of them second driving wheel, and the outer surface of the transmission belt is closely attached on the wherein at least two of second driving wheel group
On second driving wheel；
The transmission belt between first driving wheel group first transmission band part be located at first driving wheel group and
Second transmission band part of second driving wheel group is parallel to each other, and first transmission belt, the second transmission band part and institute
The moving direction for stating mobile mechanism is parallel.
3. transmission device as described in claim 1, which is characterized in that the supporting element that the pair of left and right is oppositely arranged is two
Left and right rack positioned opposite (8) is attached between described two racks (8) by several support shafts, forms entire institute
State supporting mechanism；
A pair of of moving member of the mobile mechanism be a pair of of left and right be oppositely arranged can the relatively described supporting mechanism relative movement
Movable plate (7)；Movable plate described in every side is each equipped with multiple fixing seats on (7)；One end of several optical axises (9) passes through every side institute
Corresponding fixing seat (10) on movable plate (7) is stated to be fixedly connected with the rack (8) of corresponding side；
A pair of of limit plate (13), is arranged in the left and right sides, the other ends of several optical axises (9) and the institute of corresponding side
It states limit plate (13) to be fixedly connected, the movable plate (7) is between the rack (8) and the limit plate (13)；The shifting
Movable plate (7) is also configured with the mounting base (11) with threaded hole；
A pair of of screw rod (12), is arranged on the pair of movable plate (7)；One end of the screw rod (12) is from top to bottom successively
It is connected with control handle (14) across limit plate (13) and the mounting base (11) described in corresponding side, and in the other end, is passed through
It transmits the screw rod (12) at left and right sides of band connection and forms adjustment mechanism；The screw rod (12) passes through the control handle (14)
Operation drive relatively described rack (8) movement of the movable plate (7).
4. transmission device as claimed in claim 2, which is characterized in that the number of first driving wheel group is two, described
The number of second driving wheel group is three, and the second driving wheel of two of them is oppositely arranged up and down, remaining one the second driving wheel position
In the right side of second driving wheel of two of them；The inner surface of the transmission belt is closely attached on two first driving wheels and institute
It states on remaining second driving wheel, and the outer surface of the transmission belt is closely attached on second driving wheel of two of them.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367370.9U CN208816613U (en) | 2018-08-23 | 2018-08-23 | A kind of transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821367370.9U CN208816613U (en) | 2018-08-23 | 2018-08-23 | A kind of transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816613U true CN208816613U (en) | 2019-05-03 |
Family
ID=66274396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821367370.9U Active CN208816613U (en) | 2018-08-23 | 2018-08-23 | A kind of transmission device |
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| Country | Link |
|---|---|
| CN (1) | CN208816613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916330A (en) * | 2018-08-23 | 2018-11-30 | 厦门钜德电子科技有限公司 | A kind of transmission device |
-
2018
- 2018-08-23 CN CN201821367370.9U patent/CN208816613U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108916330A (en) * | 2018-08-23 | 2018-11-30 | 厦门钜德电子科技有限公司 | A kind of transmission device |
| CN108916330B (en) * | 2018-08-23 | 2023-12-19 | 厦门钜德电子科技有限公司 | Transmission device |
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