CN206842606U - Transmission belt tensioner - Google Patents
Transmission belt tensioner Download PDFInfo
- Publication number
- CN206842606U CN206842606U CN201720367418.5U CN201720367418U CN206842606U CN 206842606 U CN206842606 U CN 206842606U CN 201720367418 U CN201720367418 U CN 201720367418U CN 206842606 U CN206842606 U CN 206842606U
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- fixed plate
- directive wheel
- roller
- fixed
- belt
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Abstract
Transmission belt tensioner provided by the utility model, including a pair of fixed plates, active live-roller, slave drive roller, driving belt and tension structure, active live-roller and slave drive roller are set up between fixed plate respectively, driving belt is socketed between active live-roller and slave drive roller, and the lower belt including upper belt and with epithelium band connection.Tension structure includes the first directive wheel, the second directive wheel, tensioning wheel and pulls stress component, tensioning wheel is positioned at fixed plate and rotated relative to fixed plate, stress component is pulled to be connected with tensioning wheel, lower belt bypasses the first directive wheel, tensioning wheel and the second directive wheel successively, pull stress component to pull tensioning wheel to be directed away from the direction of upper belt along fixed plate to move, so as to which driving belt is tensioned.Transmission belt tensioner of the present utility model can increase the friction between driving belt and slave drive roller, prevent driving belt and skidded with slave drive roller, nonsynchronous situation occurs.
Description
Technical field
It the utility model is related to digital printing field, more particularly to a kind of transmission belt tensioner of printing device.
Background technology
In digital printing field, the material of printing is conveyed by conveyer belt, and conveyer belt is set in drive roll and driven voller
Outside, connected between drive roll and driven voller by transmission device, drive roll is the source of power, and drive roll, which rotates, drives driven voller
Rotate, drive roll and driven voller are because of the common driving conveying belt movement of frictional force, so as to reach the purpose of conveying.
Belt transmission is a kind of common mode of movement in digital printing field.The drive roll of existing belt drive unit with
Driven voller outer cover lace, when drive roll rotates, driven voller in the presence of the frictional force of belt because driving driven voller also to turn
It is dynamic.But in some cases, such as article is overweight or belt excessive wear for conveying, the frictional force deficiency of driven voller and belt
During driving driven voller to rotate, the phenomenon of skidding, after belt slippage, drive roll and driven voller just occur with belt for driven voller
Situations such as velocity of rotation is different, and conveyer belt also occurs fold, rocked accordingly, so as to influence the press quality of product.
Utility model content
The purpose of this utility model is to provide a kind of transmission belt tensioner, it is intended to solves current conveyer transmission
Belt skids with respect to slave drive roller, nonsynchronous technical problem.
What the utility model was realized in：
The utility model embodiment provides a kind of transmission belt tensioner, and it includes：A pair of fixed plates, actively it is driven
Roller, slave drive roller and driving belt, the active live-roller and the slave drive roller be set up in respectively the fixed plate it
Between, the driving belt is socketed between the active live-roller and the slave drive roller, and including upper belt and with it is described
The lower belt of epithelium band connection.
Transmission belt tensioner also includes：Tension structure, the tension structure include the first directive wheel, the second guiding
Wheel, tensioning wheel and pulling stress component, first directive wheel and the second directive wheel are positioned at one of them described fixed plate, institute
State tensioning wheel to be positioned at the fixed plate and rotate relative to the fixed plate, the pulling stress component connects with the tensioning wheel
Connect, the lower belt bypasses first directive wheel, the tensioning wheel and second directive wheel, the pulling force group successively
The direction that part pulls the tensioning wheel to be directed away from the upper belt along the fixed plate is moved, so as to be tensioned the transmission skin
Band.
Further, first directive wheel, the second directive wheel and tensioning wheel arrangement triangular in shape.
Further, first directive wheel and second directive wheel rotate relative to the fixed plate.
Further, the pulling stress component includes：
Be slidably installed block, is positioned at the fixed plate, and move relative to the fixed plate；
Fixed block, it is fixed in the fixed plate and is slidably installed positioned at described on the moving direction of block；
Screw rod is pulled, described pulling screw rod one end is positioned at the fixed block, and be slidably installed block described in other end direction；
Spring, one end of the spring are positioned at the block that is slidably installed, and the other end is fixed on the pulling screw rod；
The spring is in extended configuration, for pulling the block that is slidably installed to be moved towards the side of the fixed block；
The tensioning wheel is positioned at the block that is slidably installed, and with the block synchronizing moving that is slidably installed.
Further, the transmission belt tensioner also includes a pair of movable installation boards and a pair of adjusting rods, the work
Dynamic installing plate is respectively positioned in the fixed plate and can moved relative to the fixed plate, and the adjusting rod includes positioning sleeve and stretched
Contracting bar, the positioning sleeve are fixed in the fixed plate, and the expansion link passes through the positioning sleeve and can be relative to the positioning
Set is flexible, and one end of the expansion link is fixed with the movable installation board, and the other end is adjustment end；
The adjustment end drives the expansion link to be stretched relative to the positioning sleeve in the presence of external force, so as to drive
The direction movement that movable installation board is directed away from the active live-roller is stated, the expansion link is positioned at the positioning sleeve, so as to
To be tensioned the driving belt.
Further, Baltimore groove is provided with the movable installation board, the expansion link includes and the spill groove shape
Adaptable projection, the projection backstop is in the Baltimore groove.
Further, be provided with internal thread in the positioning sleeve, the expansion link is provided with external screw thread, the internal thread with it is described
External screw thread is engaged so that the expansion link stretches relative to the positioning sleeve.
The utility model has the advantages that：
Transmission belt tensioner of the present utility model pulls lower belt by tension structure, is directed away from lower belt
The direction movement of belt, so as to be tensioned the driving belt, increases the friction between driving belt and slave drive roller, prevents
There is driving belt to skid with slave drive roller, nonsynchronous situation occurs.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the dimensional structure diagram of the utility model transmission belt tensioner；
Fig. 2 is Fig. 1 side view；
Fig. 3 is another embodiment dimensional structure diagram of the utility model transmission belt tensioner；
Fig. 4 is Fig. 3 side view；
Fig. 5 is Fig. 3 top view.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of transmission belt tensioner, and it includes：A pair solid
Fixed board 100, active live-roller 200, slave drive roller 300, driving belt 400 and tension structure 500, active live-roller 200
And slave drive roller 300 is set up between fixed plate 100 respectively, driving belt 400 is socketed on active live-roller 200 and driven biography
Between dynamic roller 300, and the lower belt 42 being connected including upper belt 41 and with upper belt 41.
Tension structure 500 includes the first directive wheel 51, the second directive wheel 52, tensioning wheel 53 and pulls stress component 54, the
One directive wheel 51 and the second directive wheel 52 are positioned at one of fixed plate 100, and tensioning wheel 53 is positioned at fixed plate 100 and phase
Rotated for fixed plate 100, pull stress component 54 to be connected with tensioning wheel 53, lower belt 42 bypass successively the first directive wheel 51,
The directive wheel 52 of tensioning wheel 53 and second, stress component 54 is pulled to pull tensioning wheel 53 to be directed away from upper belt along fixed plate 100
41 direction movement, so as to be tensioned driving belt 400.
In the present embodiment, pull stress component 54 to pull tensioning wheel 53, make the lower belt 42 being around on tensioning wheel 53
Move in the direction that upper belt 41 is directed away from along the first directive wheel 51 and the second directive wheel 52.During pulling, transmission
The elasticity of itself of belt 400 tightens upper belt 41, the pressure of upper belt 41 and active live-roller 200 and slave drive roller 300
Power increase, driving belt 400 is pressed on active live-roller 200 and slave drive roller 300, so as to add active live-roller
200th, the frictional force between slave drive roller 300 and driving belt 400, driving belt 400 and slave drive be effectively prevent
The situation that roller 300 skids occurs.
In the present embodiment, tensioning wheel 53 is positioned in fixed plate 100, and is rotated.Stress component 54 is pulled to pull
During tensioning wheel 53 moves, tensioning wheel 53 is also moved and rotated with driving belt 400, and the tensioning wheel 53 of rotation reduces biography
Dynamic frictional force between belt 400 and tensioning wheel 53, abrasion of the tensioning wheel 53 to driving belt 400 is effectively reduced, so as to strengthen
Driving belt 400 use reliability.
Further, 53 arrangement triangular in shape of the first directive wheel 51, the second directive wheel 52 and tensioning wheel.
In the present embodiment, tensioning wheel 53 is between the first directive wheel 51 and the second directive wheel 52, and lower belt 42 is certainly
Tensioning wheel 53 extends to the first directive wheel 51 and the second directive wheel 52 of the both sides of tensioning wheel 53 respectively, in the tension of tensioning wheel 53
When dynamic stress component 54 pulls, lower belt 42 with the first directive wheel 51 and the second directive wheel 52 for two fulcrums, to propping up
The upper belt 41 in point outside acts on, and tightens upper belt 41.The setting of first directive wheel 51 and the second directive wheel 52, ensure that
The area of driving belt 400 and active live-roller 200 and the contact surface of slave drive roller 300 is kept not during transmission
Become so that lower belt 42 the opening position of active live-roller 200 or slave drive roller 300 and upper belt 41 angle not
It can change, to ensure the even tension of upper belt 41, avoid the occurrence of the phenomenon of shake, so as to ensure the stability of transmission.
Further, the first directive wheel 51 and the second directive wheel 52 rotate relative to fixed plate 100.
In the present embodiment, the first directive wheel 51 and the second directive wheel 52 and rotate, driving belt 400 is the
One directive wheel 51 and the second directive wheel 52 move while rotation, likewise, the first directive wheel 51 and second that rotate are led
Reduce the abrasion to driving belt 400 to wheel 52, reduce the risk of the damage of driving belt 400.
Further, stress component 54 is pulled to include：Be slidably installed block 541, fixed block 542, pulling screw rod 543 and bullet
Spring 544, the block 541 that is slidably installed is positioned at fixed plate 100, and is moved relative to fixed plate 100；Fixed block 542 is fixed on fixation
On plate 100 and positioned at being slidably installed on the moving direction of block 541；The one end of screw rod 543 is pulled to be positioned at fixed block 542, the other end
Towards the block 541 that is slidably installed；One end of spring 544 is positioned at the block 541 that is slidably installed, and the other end, which is fixed on, pulls screw rod 543；Bullet
Spring 544 is in extended configuration, for pulling the block 541 that is slidably installed to be moved towards the side of fixed block 542；Tensioning wheel 53 is positioned at
Be slidably installed block 541, and with the synchronizing moving of block 541 that is slidably installed.
In the present embodiment, the one end of spring 544 is positioned at the block 541 that is slidably installed, and the other end, which is positioned at, is fixed on fixation
On fixed block 542 on plate 100, so that the block 541 that is slidably installed slides relative to fixed plate 100, be slidably installed the band again of block 541
Dynamic tensioning wheel 53 slides, and realizes tightening for driving belt 400, whole fixed form is fairly simple, and cost is relatively low.
Refer to Fig. 3 to Fig. 5, further, the tensioning apparatus of driving belt 400 also include a pair of movable installation boards 600 and
A pair of adjusting rods 700, movable installation board 600 are respectively positioned in fixed plate 100 and can moved relative to fixed plate 100, driven biography
Dynamic roller 300 is respectively positioned in movable installation board 600, and adjusting rod 700 includes positioning sleeve 71 and expansion link 72, and positioning sleeve 71 is fixed
In in fixed plate 100, expansion link 72 is through positioning sleeve 71 and can be stretched relative to positioning sleeve 71, one end of expansion link 72 and work
Dynamic installing plate 600 is fixed, and the other end is adjustment end 74；
Adjustment end 74 drives expansion link 72 flexible relative to positioning sleeve 71 in the presence of external force, so as to which driving activity is installed
Plate 600 is directed away from the direction movement of active live-roller 200, and expansion link 72 is positioned at positioning sleeve 71, so as to be driven skin with tensioning
Band 400.
In the present embodiment, adjusting rod 700 drives portable plate installing plate to make movable installation board 600 be directed away from actively passing
The direction movement of dynamic roller 200, by the elastic force of itself of driving belt 400, active live-roller 200 is pressed on by driving belt 400
And on slave drive roller 300, the frictional force between slave drive roller 300 and driving belt 400 is added, it effectively prevent biography
Dynamic belt 400 occurs with the situation that slave drive roller 300 skids.
In the present embodiment, movable installation board 600 is positioned in fixed plate 100, and adjusting rod 700 plays the work of fine setting
With when the expansion link 72 of adjusting rod 700 is adjusted, movable installation board 600 is movable in the smaller range near position location, living
Dynamic installing plate 600 is preferably by screw tightening in bar hole on a movable installation board 600, according to fastened by screw
Degree, screw and movable installation board 600 can in bar hole small range movement.For example, adjusted to adjusting rod 700
When, Unscrewed screw, after movable installation board 600 is urged away from active driven voller in bar hole, then screw is tightened manually, from
And movable installation board 600 is fixed, tighten driving belt 400.In the present embodiment, by turning adjustment end 74 so that stretch
Contracting bar 72 stretches out relative to positioning sleeve 71, one end movement for driving expansion link 72 to be connected with movable installation board 600, so that connection
Movable installation board 600 is directed away from the direction movement of active live-roller 200, and then realizes the tensioning of driving belt 400.Wherein,
The setting of adjusting rod 700, it is simple in construction, and maintenance is readily disassembled, adjusting rod 700 itself is cheap.
Further, Baltimore groove 61 is provided with movable installation board 600, expansion link 72 includes and the shape phase of Baltimore groove 61
The projection 73 of adaptation, projection backstop is in Baltimore groove.
In the present embodiment, the backstop of projection 73 is convex when projection 73 promotes movable installation board 600 in Baltimore groove 61
Block 73 is held in Baltimore groove with the synchronizing moving of movable installation board 600, a section away from active live-roller 200 of projection 73
Baltimore groove 61 and movable installation board 600 are promoted in 61, promotes efficiency higher.In addition, the fixation of projection 73 and Baltimore groove 61, is
Activity installation so that projection 73 is readily disassembled, and contributes to the replacing of adjusting rod 700.
Further, be provided with internal thread in positioning sleeve 71, expansion link 72 is provided with external screw thread, internal thread engaged with external screw thread with
Make expansion link 72 flexible relative to positioning sleeve 71.
In the present embodiment, adjustment end 74 is connected with expansion link 72, when adjustment end 74 adjusts, expansion link 72 relative to
Positioning sleeve 71 rotates, and in the presence of screw thread, expansion link 72 stretches out relative to positioning sleeve 71, and the projection 73 of the one end of expansion link 72 is made
For movable installation board 600, so as to tighten driving belt 400.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in
Within the scope of shield.
Claims (7)
1. a kind of transmission belt tensioner, including a pair of fixed plates, active live-roller, slave drive roller and driving belt, institute
State active live-roller and the slave drive roller is set up between the fixed plate respectively, the driving belt is socketed on the master
Move between live-roller and the slave drive roller, and the lower belt including upper belt and with the epithelium band connection, its feature exist
In transmission belt tensioner also includes：
Tension structure, the tension structure includes the first directive wheel, the second directive wheel, tensioning wheel and pulls stress component, described
First directive wheel and the second directive wheel are positioned at one of them described fixed plate, and the tensioning wheel is positioned at the fixed plate and phase
Rotated for the fixed plate, the pulling stress component is connected with the tensioning wheel, and the lower belt bypasses described the successively
One directive wheel, the tensioning wheel and second directive wheel, the pulling stress component pull the tensioning wheel along described solid
Fixed board is directed away from the direction movement of the upper belt, so as to be tensioned the driving belt.
2. transmission belt tensioner as claimed in claim 1, it is characterised in that first directive wheel, the second directive wheel
And the tensioning wheel arrangement triangular in shape.
3. transmission belt tensioner as claimed in claim 1, it is characterised in that first directive wheel and described second lead
Rotated to wheel relative to the fixed plate.
4. transmission belt tensioner according to claim 1, it is characterised in that the pulling stress component includes：
Be slidably installed block, is positioned at the fixed plate, and move relative to the fixed plate；
Fixed block, it is fixed in the fixed plate and is slidably installed positioned at described on the moving direction of block；
Screw rod is pulled, described pulling screw rod one end is positioned at the fixed block, and be slidably installed block described in other end direction；
Spring, one end of the spring are positioned at the block that is slidably installed, and the other end is fixed on the pulling screw rod；
The spring is in extended configuration, for pulling the block that is slidably installed to be moved towards the side of the fixed block；It is described
Tensioning wheel is positioned at the block that is slidably installed, and with the block synchronizing moving that is slidably installed.
5. transmission belt tensioner according to claim 1, it is characterised in that the transmission belt tensioner also wraps
A pair of movable installation boards and a pair of adjusting rods are included, the movable installation board is respectively positioned in the fixed plate and can be relative to described
Fixed plate moves, and the adjusting rod includes positioning sleeve and expansion link, and the positioning sleeve is fixed in the fixed plate, described flexible
Bar is through the positioning sleeve and can be stretched relative to the positioning sleeve, and one end of the expansion link is consolidated with the movable installation board
Fixed, the other end is adjustment end；
The adjustment end drives the expansion link to be stretched relative to the positioning sleeve in the presence of external force, so as to drive the work
Dynamic installing plate is directed away from the direction movement of the active live-roller, and the expansion link is positioned at the positioning sleeve, so as to open
The tight driving belt.
6. transmission belt tensioner as claimed in claim 5, it is characterised in that be provided with spill on the movable installation board
Groove, the expansion link include the projection being adapted with the spill groove shape, and the projection backstop is in the Baltimore groove.
7. transmission belt tensioner as claimed in claim 5, it is characterised in that be provided with internal thread, institute in the positioning sleeve
State expansion link and be provided with external screw thread, the internal thread engages with the external screw thread so that the expansion link is stretched relative to the positioning sleeve
Contracting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367418.5U CN206842606U (en) | 2017-04-10 | 2017-04-10 | Transmission belt tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720367418.5U CN206842606U (en) | 2017-04-10 | 2017-04-10 | Transmission belt tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206842606U true CN206842606U (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720367418.5U Active CN206842606U (en) | 2017-04-10 | 2017-04-10 | Transmission belt tensioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861365A (en) * | 2018-07-25 | 2018-11-23 | 真木农业设备（安徽）有限公司 | Egg band tensioning apparatus |
| CN108982367A (en) * | 2018-09-28 | 2018-12-11 | 威海威高生物科技有限公司 | A kind of reagent arm for chemiluminescence instrument |
| CN110127302A (en) * | 2019-05-20 | 2019-08-16 | 北京百正创源科技有限公司 | Belt conveyor and its operation method |
| CN110202991A (en) * | 2019-05-15 | 2019-09-06 | 云浮中科石材创新科技有限公司 | A kind of engraving machine |
| CN113604894A (en) * | 2021-08-16 | 2021-11-05 | 绍兴舜佳纺织科技有限公司 | Silk guide mechanism for tencel production |
| CN114873321A (en) * | 2022-06-06 | 2022-08-09 | 苏州迅益科系统科技有限公司 | Reversing conveying mechanism for flexible glass and reversing conveying method thereof |
-
2017
- 2017-04-10 CN CN201720367418.5U patent/CN206842606U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108861365A (en) * | 2018-07-25 | 2018-11-23 | 真木农业设备（安徽）有限公司 | Egg band tensioning apparatus |
| CN108982367A (en) * | 2018-09-28 | 2018-12-11 | 威海威高生物科技有限公司 | A kind of reagent arm for chemiluminescence instrument |
| CN108982367B (en) * | 2018-09-28 | 2024-03-19 | 威海威高生物科技有限公司 | Reagent arm for chemiluminescent instrument |
| CN110202991A (en) * | 2019-05-15 | 2019-09-06 | 云浮中科石材创新科技有限公司 | A kind of engraving machine |
| CN110127302A (en) * | 2019-05-20 | 2019-08-16 | 北京百正创源科技有限公司 | Belt conveyor and its operation method |
| CN113604894A (en) * | 2021-08-16 | 2021-11-05 | 绍兴舜佳纺织科技有限公司 | Silk guide mechanism for tencel production |
| CN114873321A (en) * | 2022-06-06 | 2022-08-09 | 苏州迅益科系统科技有限公司 | Reversing conveying mechanism for flexible glass and reversing conveying method thereof |
| CN114873321B (en) * | 2022-06-06 | 2024-04-12 | 苏州宝汇莱智能科技有限公司 | Reversing conveying mechanism for flexible glass and reversing conveying method thereof |
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