CN208932319U - A kind of conveying belt tensioning mechanism - Google Patents
A kind of conveying belt tensioning mechanism Download PDFInfo
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- CN208932319U CN208932319U CN201821378551.1U CN201821378551U CN208932319U CN 208932319 U CN208932319 U CN 208932319U CN 201821378551 U CN201821378551 U CN 201821378551U CN 208932319 U CN208932319 U CN 208932319U
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- frame
- conveyer belt
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- guide groove
- conveying belt
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Abstract
The utility model discloses a kind of conveying belt tensioning mechanisms, including the first frame (4) disposed in parallel and the second frame (1), first frame (4) and the opposite inside of the second frame (1) are respectively arranged with the first guide groove (5) and the second guide groove (2), conveyer belt driving shaft (6) are fixed between first frame (4) and the second frame (1), sliding is provided with the first collateral frame plate (3-8) and second side supporting plate (3-5) respectively in first guide groove (5) and the second guide groove (2), conveyer belt driven shaft (3-7) is fixed in one end far from conveyer belt driving shaft (6) between the first collateral frame plate (3-8) and second side supporting plate (3-8), adjusting conveying is provided between the conveyer belt driving shaft (6) and conveyer belt driven shaft (3-7) The distance between conveyer belt driving shaft and conveyer belt driven shaft is adjusted in elastic tension mechanism (3) with tensioning, the elastic tension mechanism (3).The utility model structure is simple, strong operability, can quickly and easily adjust the rate of tension of strainer, grass not easy to hang.
Description
Technical field
The present invention relates to a kind of conveying belt tensioning mechanisms, belong to agricultural machinery technological field.
Background technique
Conveying belt tensioning mechanism is rape cutter-rower and collecting machine etc. with an important portion in conveyer belt conveying device
Part, the effects of for being tensioned to conveyer belt, preventing transport belt slippery.Cutter-rower conveyer belt is generally rubberized fabric and knits at present
Band, since working environment is severe, generally existing conveyer belt deflection big problem needs often to adjust of conveyer belt in work
Clamp force prevents skidding sideslip etc. from influencing conveying effect, and the strainer of current conveyer belt is generally in conveyer belt driven shaft two
Spring pull rod is respectively set in end, changes driven shaft position and the realization pair of tensioned degree by adjusting both ends rod length respectively
The adjusting of stretch.It in the presence of adjusting inconvenience, cannot be adaptively adjusted according to the tensile force of setting, and adjust machine
The problems such as structure is exposed unsightly, and exposed phenomena such as the also resulting in extension grass influence of cutter-rower conveying belt tension regulating mechanism conveys quality.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of conveying belt tensioning mechanism, if
The pressure and setting having counted the mechanism that can change strainer tensile force by pull rod, and being subject to by detecting conveyer belt driven shaft
Value compares, then drives thread to change thread length by linear motor and swing arm is driven to swing, to pull
Bar realizes the quick self-adapted adjusting to conveyer stretcher.
Technical solution: in order to solve the above technical problems, conveyer stretcher of the invention, including disposed in parallel first
Frame 4 and the second frame 1, the first frame 4 and the opposite inside of the second frame 1 are respectively arranged with the first guide groove 5 and second and lead
To slot 2, it is fixed with conveyer belt driving shaft 6 between the first frame 4 and the second frame 1, in the first guide groove 5 and the second guide groove 2
Sliding is provided with the first collateral frame plate 3-8 and second side supporting plate 3-5, the first collateral frame plate 3-8 and second side supporting plate respectively
In one end far from conveyer belt driving shaft 6 by being fixed with conveyer belt driven shaft 3-7 between 3-5, conveyer belt driving shaft 6 and defeated
It send with the elastic tension mechanism 3 for adjusting conveying belt tension is provided between driven shaft 3-7, elastic tension mechanism 3 is adjustable to be conveyed
Band the distance between driving shaft and conveyer belt driven shaft, conveyer belt driving shaft are fixed on frame and do not move, conveyer belt driven shaft
It is fixed on collateral frame plate, can be moved according to the movement of collateral frame plate by bearing.
Further, in order to quickly adjust strainer, so that the tensioning demand of the adaptive conveyer belt of strainer, elasticity
Strainer 3 includes that the strainer supporting plate 3-4 on frame is fixed at both ends, is arranged on the central axes of strainer supporting plate
There is guide groove, be inserted into limit pin shaft 3-9 in guide groove, limit pin shaft 3-9 is fixed on pull rod 3-10, and one end of pull rod 3-10 is solid
There are adaptive spring steel plate 3-6, pull rod 3-10 and swing arm 3-11 hinged, the cross section of swing arm 3-11 is trapezoidal, trapezoidal straight surely
The both ends of the arm of angle are respectively fixing end and adjustable side, and fixing end is connect with frame, and adjustable side is hanging and is fixed by thread
Adjust end position.When adjustable side is moved under the pulling of thread, swing arm drives pull rod mobile, so that driven shaft be driven to exist
It is moved in guide groove.
Further, fixing end is connect by fixing seat 3-1 with frame.
Further, adjustable side is fixed with thread cylinder block 3-3, and thread cylinder block 3-3, which is correspondingly provided with, is fixed on frame
On thread 3-2, thread 3-2 is fixed on frame by locking device.
Further, for the more accurately tensioning demand of measurement strainer, and accurately adjusting tensioning
Degree, elastic tension mechanism 3 includes that the strainer supporting plate 3-4 on frame is fixed at both ends, in strainer supporting plate
It is provided with guide groove on axis, is inserted into limit pin shaft 3-9 in guide groove, limit pin shaft 3-9 is fixed on pull rod 3-10, pull rod
One end of 3-10 is fixed with that rigid steel plate 3-12, pull rod 3-10 and swing arm 3-11 are hinged, and the cross section of swing arm 3-11 is trapezoidal,
The both ends of trapezoidal right-angle side are respectively fixing end and adjustable side, and fixing end and adjustable side are connect with frame.
Further, adjustable side is provided with linear motor 8, and linear motor 8 is driven positioned at conveyer belt by controller connection
Pressure sensor 3-13 on axis 3-7.
Further, when the pressure (i.e. tensile force) that the pressure sensor 3-13 driven shaft detected is subject to, with setting
Whens tensile force is not equal, linear motor 3-14 adjusts the length of thread 3-2, changes the pivot angle of swing arm, to drive driven shaft
It is moved in guide groove, realizes the change of tensile force.
The utility model has the advantages that 1) present invention only can quickly change the position of spring steel plate by adjusting the length of thread,
To quickly adjust the position of conveyer belt driven shaft, tensioning degree is adjusted；2) present invention has spring steel plate, gives conveyer belt
The lasting pressure of driven shaft and variation space, so that conveyer belt driven shaft both ends stress consistency is good, both ends tensioning is consistent, is not easy
Sideslip；3) present invention is located inside conveyer belt, without exposed mechanism, grass not easy to hang；4) present invention is passed by linear motor and pressure
The interaction of sensor, can be time saving and energy saving according to the tension adjusting of the tensile force precision adaptive of setting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is another structural schematic diagram of the embodiment of the present invention 1.
Fig. 3 is the internal structure chart of the embodiment of the present invention 1.
Fig. 4 is the cross-sectional view of the embodiment of the present invention 1.
Fig. 5 is the structural schematic diagram of the embodiment of the present invention 2.
In figure: 1 second frame, 2 second guide grooves, 3 elastic tension mechanisms, 3-1 fixing seat, 3-2 thread, 3-3 spiral shell
Line cylindrical piece, 3-4 strainer supporting plate, 3-5 second side supporting plate, 3-6 spring steel plate, 3-7 conveyer belt driven shaft, 3-8
Side supporting plate, 3-9 limit pin shaft, 3-10 railing, 3-11 swing arm, 3-12 rigid steel plate, 3-13 pressure sensor, 3-14 are straight
Line motor, 4 first frames, 5 first guide grooves, 6 conveyer belt driving shafts, 7 conveyer belts.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
Embodiment 1
The present invention is a kind of conveying belt tensioning mechanism, and structure is simple, low cost, the tensioning of automatic adjusument strainer
Power, referring to Fig. 1-4, including the first frame 4 disposed in parallel and the second frame 1, the first frame and the second frame peripheral are around a circle
Conveyer belt 7, the first frame 4 and the opposite inside of the second frame 1 are respectively arranged with the first guide groove 5 and the second guide groove 2, and first
It is fixed with conveyer belt driving shaft 6 between frame 4 and the second frame 1, slides and sets respectively in the first guide groove 5 and the second guide groove 2
Be equipped with the first collateral frame plate 3-8 and second side supporting plate 3-5, between the first collateral frame plate 3-8 and second side supporting plate 3-5
One end far from conveyer belt driving shaft 6 is by being fixed with conveyer belt driven shaft 3-7, conveyer belt driving shaft 6 and conveyer belt driven shaft
Be provided between 3-7 adjust conveying belt tension elastic tension mechanism 3, elastic tension mechanism 3 be adjusted conveyer belt driving shaft with
The distance between conveyer belt driven shaft, conveyer belt driving shaft are fixed on frame and do not move, and conveyer belt driven shaft is solid by bearing
Due on collateral frame plate, can be moved according to the movement of collateral frame plate.
In order to quickly adjust strainer, so that the tensioning demand of the adaptive conveyer belt of strainer, elastic tension mechanism 3
It is fixed on the strainer supporting plate 3-4 on frame including both ends, is provided with guide groove on the central axes of strainer supporting plate,
Limit pin shaft 3-9 is inserted into guide groove, limit pin shaft 3-9 is fixed on pull rod 3-10, and one end of pull rod 3-10 is fixed with adaptive
The spring steel plate 3-6 answered, pull rod 3-10 and swing arm 3-11 are hinged, and the cross section of swing arm 3-11 is trapezoidal, and the two of trapezoidal right-angle side
End is respectively fixing end and adjustable side, and fixing end and adjustable side are connect with frame.When adjustable side is adjusted, swing arm drives pull rod
Mobile, when arrival is a certain needs position, limit pin shaft can be in guide groove internal locking.Fixing end passes through fixing seat 3-1 and frame
Connection.Adjustable side is fixed with thread cylinder block 3-3, and thread cylinder block 3-3 is correspondingly provided with the thread being fixed on frame
3-2, thread 3-2 are fixed on frame by locking device.
Embodiment 2
The present embodiment referring to Fig. 5, difference from example 1 is that, spring steel plate is substituted for rigidity in embodiment 1
Steel plate 3-12, adjustable side are fixed with linear motor 3-14 by fixing seat, and linear motor 3-14 is located at defeated by controller connection
It send with the pressure sensor 3-13 on driven shaft 3-7.Pressure sensor 3-13 is fixed in driven shaft support shaft, in real time obtain from
Moving axis is by conveyer belt to the pressure of driven shaft.
When pressure sensor 3-13 is detected within the scope of tensile force of the pressure less than conveying belt tension needs of driven shaft,
Linear motor 3-14 adjusts the length of thread 3-2, and adjustable side is pulled to change pendulum arm angle, drives driven shaft in guide groove
It is mobile, to change tensile force.
After pressure sensor detects the pressure that driven shaft is subject to and setting value beyond permissible range, controller conveying letter
Number to linear motor, linear motor adjusts the length of thread, to drive swing arm to pull pull rod, so that rigid steel plate is being led
It is slided into slot, to realize that tensile force reaches setting value requirement.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (7)
1. a kind of conveying belt tensioning mechanism, including the first frame disposed in parallel (4) and the second frame (1), first frame
(4) and the opposite inside of the second frame (1) is respectively arranged with the first guide groove (5) and the second guide groove (2), it is characterised in that:
It is fixed with conveyer belt driving shaft (6) between first frame (4) and the second frame (1), first guide groove (5) and second
Sliding is provided with the first collateral frame plate (3-8) and second side supporting plate (3-5), first side stand respectively in guide groove (2)
Conveyer belt driven shaft is fixed in one end far from conveyer belt driving shaft (6) between plate (3-8) and second side supporting plate (3-5)
(3-7) is provided with the elasticity for adjusting conveying belt tension between the conveyer belt driving shaft (6) and conveyer belt driven shaft (3-7)
The distance between conveyer belt driving shaft and conveyer belt driven shaft is adjusted in tight mechanism (3), the elastic tension mechanism (3).
2. a kind of conveying belt tensioning mechanism according to claim 1, it is characterised in that: elastic tension mechanism (3) packet
The strainer supporting plate (3-4) being fixed on frame at both ends is included, is provided with and leads on the central axes of the strainer supporting plate
To slot, it is inserted into limit pin shaft (3-9) in the guide groove, the limit pin shaft (3-9) is fixed on pull rod (3-10), the drawing
One end of bar (3-10) is fixed with adaptive spring steel plate (3-6), and the pull rod (3-10) and swing arm (3-11) are hingedly, described
The cross section of swing arm (3-11) is trapezoidal, and the both ends of the trapezoidal right-angle side are respectively fixing end and adjustable side, the fixing end
It is connect with frame with adjustable side.
3. a kind of conveying belt tensioning mechanism according to claim 2, it is characterised in that: the fixing end passes through fixing seat
(3-1) is connect with frame.
4. a kind of conveying belt tensioning mechanism according to claim 2, it is characterised in that: the adjustable side is fixed with threaded circular
Column block (3-3), the thread cylinder block (3-3) are correspondingly provided with the thread (3-2) being fixed on frame, and the screw thread is drawn
Bar (3-2) is fixed on frame by locking device.
5. a kind of conveying belt tensioning mechanism according to claim 1, it is characterised in that: elastic tension mechanism (3) packet
The strainer supporting plate (3-4) being fixed on frame at both ends is included, is provided with and leads on the central axes of the strainer supporting plate
To slot, it is inserted into limit pin shaft (3-9) in the guide groove, the limit pin shaft (3-9) is fixed on pull rod (3-10), the drawing
One end of bar (3-10) is fixed with rigid steel plate (3-12), the pull rod (3-10) and swing arm (3-11) hingedly, the swing arm (3-
11) cross section is trapezoidal, and the both ends of the trapezoidal right-angle side are respectively fixing end and adjustable side, the fixing end and adjustable side
It is connect with frame.
6. a kind of conveying belt tensioning mechanism according to claim 5, it is characterised in that: the adjustable side is provided with straight-line electric
Machine (3-14), the linear motor (3-14) are located at the pressure sensor on conveyer belt driven shaft (3-7) by controller connection
(3-13)。
7. a kind of conveying belt tensioning mechanism according to claim 6, it is characterised in that: as the pressure sensor (3-13)
The pressure of driven shaft is detected beyond after range of set value, linear motor (3-14) passes through the length for adjusting thread (3-2),
Change the automatic adjusument that pendulum arm angle realizes tensile force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821378551.1U CN208932319U (en) | 2018-08-27 | 2018-08-27 | A kind of conveying belt tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821378551.1U CN208932319U (en) | 2018-08-27 | 2018-08-27 | A kind of conveying belt tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208932319U true CN208932319U (en) | 2019-06-04 |
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ID=66718819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821378551.1U Active CN208932319U (en) | 2018-08-27 | 2018-08-27 | A kind of conveying belt tensioning mechanism |
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| Country | Link |
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| CN (1) | CN208932319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095088A (en) * | 2018-08-27 | 2018-12-28 | 农业部南京农业机械化研究所 | A kind of conveying belt tensioning mechanism |
-
2018
- 2018-08-27 CN CN201821378551.1U patent/CN208932319U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095088A (en) * | 2018-08-27 | 2018-12-28 | 农业部南京农业机械化研究所 | A kind of conveying belt tensioning mechanism |
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