CN207393874U - A kind of self-adapting type belt tensioning mechanism - Google Patents
A kind of self-adapting type belt tensioning mechanism Download PDFInfo
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- CN207393874U CN207393874U CN201721444999.4U CN201721444999U CN207393874U CN 207393874 U CN207393874 U CN 207393874U CN 201721444999 U CN201721444999 U CN 201721444999U CN 207393874 U CN207393874 U CN 207393874U
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- belt
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- connection block
- tensioning
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Abstract
The utility model discloses a kind of self-adapting type belt tensioning mechanisms, belong to mechanical transmission fields.The sliding connection block of the utility model is slidably mounted on stent, tensioning wheel is installed on sliding connection block, and tensioning wheel is engaged with belt, elastic element is arranged on the one side of sliding connection block, and the force direction that elastic element acts on sliding connection block the elastic force direction of sliding connection block with tensioning wheel is opposite, pressure sensor is arranged between elastic element and sliding connection block, screw rod and sliding connection block thread fitting, the one end for being tensioned motor and screw rod is sequentially connected, and pressure sensor connects the control system of tensioning motor by PLC control system.The utility model monitors the tightness of belt using pressure sensor, and the pressure value for obtaining monitoring feeds back to tensioning motor by PLC control system, realize the self-adapting type tensioning of belt gear, the operation stability and transmission efficiency of belt gear are improved, and the tensile force controllability of belt is strong.
Description
Technical field
The utility model is related to a kind of belt gear, more specifically to a kind of self-adapting type belt tension machine
Structure.
Background technology
Belt gear be moved using the flexible-belt being stretched on belt wheel or power transfer it is a kind of machinery pass
Motivation structure.Belt gear is usually made of driving wheel, driven wheel and the endless belt that is stretched on two-wheeled, and endless belt can be divided into
Flat pattern band, V-belt and synchronous cog belt, with simple in structure, stable drive, absorbing can be buffered, can be in big distance between axles
The passing power between multiaxis, and its is cheap, is not required to lubricate, safeguards the features such as easy, and ten are applied in Modern Mechanical transmission
Divide extensive.
In belt gear, belt needs to be stretched on driving wheel and driven wheel, and belt crosses Song Zehui and causes belt
It skids and reduces transmission efficiency.For this purpose, belt tensioning mechanism would generally be set in belt gear, existing belt tension
Mechanism generally has adjusts and automatically adjusts two ways manually.It adjusts and is mainly adjusted by screw rod manually, such as China specially
Profit ZL201620332759.4, authorized announcement date are September in 2016 14 days, and utility model is entitled：A kind of synchronous belt tensioning
Mechanism, this application are related to a kind of synchronous belt strainer, belt wheel mechanism be mounted on sliding panel on, sliding panel by pressing plate Lai
It is fixed, by the adjustment power of adjusting screw rod slide plate is driven to be moved in pressing plate notch, change the distance of belt wheel mechanism, so as to fulfill
The tension of synchronous belt.This regulative mode is relatively simple, but needs to be adjusted manually, and the tightness of belt is difficult to control
System is, it is necessary to running check belt tension degree.
Automatic adjustment relies primarily on the effect of spring force to realize, such as China Patent No. ZL201620865324.6, authorizes
The day for announcing is on January 18th, 2017, and utility model is entitled：A kind of belt stretcher, this application are related to a kind of belt
Tight device, including support plate, belt tension seat, belt wheel and belt, belt wheel is two, respectively positioned at the both ends of support plate,
Belt is located on two belt wheels, and one end of support plate is equipped with to install the guide channel of belt tension seat, guide channel
Setting direction is identical with the direction of transfer of belt, and the shaft of belt wheel is mounted on the outer end of belt tension seat, the installation of belt tension seat
In guide channel, spring is equipped between the inner end of belt tension seat and the inner end of guide channel, belt tension seat is led for energy edge
The movable mechanism translated to passage.This regulative mode can adjust automatically tensile force, but due to the expansion performance of spring,
Easily there is telescopic moving in pulley tightener, so that tape handler has more apparent oscillation phenomenon, even influences to pass when serious
Dynamic stability.
Belt tensioning mechanism above shortcomings based on existing belt gear, to meet robot arm action
Transmission stability, the self-adapting type belt tensioning mechanism controllable there is an urgent need for developing a kind of stable drive, belt tension.
The content of the invention
1. utility model technical problems to be solved
The purpose of the utility model is to overcome existing belt tensioning mechanism above shortcomings, provide a kind of adaptive
Using the technical solution of the utility model, the tightness of belt is monitored using pressure sensor for formula belt tensioning mechanism, and
The pressure value that monitoring obtains is fed back into tensioning motor by PLC control system, tensioning wheel is driven to belt by being tensioned motor
Elasticity be adjusted, it is achieved thereby that belt gear self-adapting type tensioning, belt tension is moderate, improves belt
The operation stability and transmission efficiency of transmission mechanism, and the tensile force controllability of belt is strong.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is：
A kind of self-adapting type belt tensioning mechanism of the utility model, including sliding connection block, tensioning wheel, tensioning motor,
Screw rod, elastic element and pressure sensor, the sliding connection block are slidably mounted on stent, and the tensioning wheel is installed on
On sliding connection block, and tensioning wheel is engaged with the belt in belt gear, and the elastic element is arranged on and is slidably connected
The one side of block, and elastic element acts on the active force side on sliding connection block to the elastic force direction of sliding connection block with tensioning wheel
To on the contrary, the pressure sensor is arranged between elastic element and sliding connection block, the screw rod and sliding connection block spiral shell
Line coordinates, and one end of the tensioning motor and screw rod is sequentially connected, and the pressure sensor is connected by PLC control system
It is tensioned the control system of motor.
Further, the stent is equipped with two guide rods being arranged in parallel, and the sliding connection block passes through two
Root guide rod is slidably mounted on stent.
Further, the elastic element is the spring being set on two guide rods, and the pressure sensor is set
Between the spring and sliding connection block of wherein one guide rod.
Further, the tensioning motor is stepper motor.
Further, the belt is synchronous belt, and the tensioning wheel is and the matched synchronous pulley of synchronous belt.
3. advantageous effect
Using technical solution provided by the utility model, compared with existing known technology, have the advantages that：
(1) a kind of self-adapting type belt tensioning mechanism of the utility model, belt is monitored using pressure sensor
Tightness, and the pressure value that monitoring is obtained feeds back to tensioning motor by PLC control system, is opened by being tensioned motor and driving
The elasticity of belt is adjusted in bearing up pulley, it is achieved thereby that the self-adapting type tensioning of belt gear, belt tension is moderate,
The operation stability and transmission efficiency of belt gear are improved, and the tensile force controllability of belt is strong；
(2) a kind of self-adapting type belt tensioning mechanism of the utility model, stent be equipped with two be arranged in parallel lead
Bar, sliding connection block are slidably mounted on by two guide rods on stent so that sliding connection block movement is smooth steady；Also, bullet
Property element be the spring being set on two guide rods, pressure sensor be located therein the spring of a guide rod and sliding connection block it
Between, simple in structure, it is convenient to set；
(3) a kind of self-adapting type belt tensioning mechanism of the utility model, tensioning motor be stepper motor, controlling party
Just, and control accuracy is high.
Description of the drawings
Fig. 1 is that a kind of mounting structure of the self-adapting type belt tensioning mechanism of the utility model in belt gear shows
It is intended to；
Fig. 2 is a kind of structure diagram of self-adapting type belt tensioning mechanism of the utility model.
Label declaration in schematic diagram：
1st, stent；2nd, driving mechanism；3rd, driving wheel；4th, driven wheel；5th, belt；6th, belt tensioning mechanism；6-1, guide rod；6-
2nd, sliding connection block；6-3, tensioning wheel；6-4, tensioning motor；6-5, screw rod；6-6, elastic element；6-7, pressure sensor.
Specific embodiment
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
With reference to shown in Fig. 1 and Fig. 2, a kind of self-adapting type belt tensioning mechanism of the present embodiment is installed on belt transmission
In mechanism, as shown in Figure 1, the belt gear in the present embodiment includes stent 1, driving mechanism 2, driving wheel 3, driven wheel 4
With belt 5, driving wheel 3 and driven wheel 4 are installed on stent 1, and belt 5 is stretched on driving wheel 3 and driven wheel 4, driving wheel 3
Wheel shaft is connected with driving mechanism 2, and the wheel shaft that driving mechanism 2 imparts power to driven wheel 4 by the belt gear is outside
Output.Above-mentioned driving mechanism 2 is using the motor with retarder.
As shown in Fig. 2, the belt tensioning mechanism 6 of the present embodiment is installed at some position of belt 5, including the company of slip
Meet block 6-2, tensioning wheel 6-3, tensioning motor 6-4, screw rod 6-5, elastic element 6-6 and pressure sensor 6-7, sliding connection block 6-
2 are slidably mounted on stent 1, and tensioning wheel 6-3 is installed on sliding connection block 6-2, and in tensioning wheel 6-3 and belt gear
Belt 5 be engaged, elastic element 6-6 is arranged on the one side of sliding connection block 6-2, and elastic element 6-6 is to sliding connection block 6-2
Elastic force direction with the tensioning wheel 6-3 force directions acted on sliding connection block 6-2 on the contrary, pressure sensor 6-7 is arranged on
Between elastic element 6-6 and sliding connection block 6-2, screw rod 6-5 and sliding connection block 6-2 thread fittings are tensioned motor 6-4 and spiral shell
One end of bar 6-5 is sequentially connected, and pressure sensor 6-7 connects the control system of tensioning motor 6-4 by PLC control system.Work
When making, the tightness of belt 5 is reacted by tensioning wheel 6-3 and sliding connection block 6-2 on pressure sensor 6-7, when belt 5
There is loose phenomenon, pressure sensor 6-7 detects that pressure value changes, so as to which pressure value is fed back to PLC control system, PLC
Control system carries out analysis calculating by internal algorithm, determines the displacement distance of tensioning wheel 6-3, so as to control tensioning motor 6-4
Rotation, the linear motion for being sliding connection block 6-2 by the convert rotational motion for controlling tensioning motor 6-4 using screw rod 6-5, so as to
Belt is made to be tensioned, improves the operation stability and transmission efficiency of belt gear.
Shown in hookup 2, in the present embodiment, stent 1 is equipped with two guide rod 6-1 being arranged in parallel, sliding connection block
6-2 is slidably mounted on by two guide rod 6-1 on stent 1 so that sliding connection block 6-2 movements are smooth steady, and the company of slip
It is very simple to connect the mounting structure of block 6-2, it is convenient to set.In addition, elastic element 6-6 is the bullet being set on two guide rod 6-1
Spring, pressure sensor 6-7 are located therein between the spring of guide rod 6-1 and sliding connection block 6-2, simple in structure, setting side
Just.In the present embodiment, it is tensioned motor 6-4 and uses stepper motor, it is easy to control, and control accuracy is high.It is passed to improve belt
The transmission accuracy of motivation structure, the belt 5 in the present embodiment are synchronous belt, and tensioning wheel 6-3 is matched synchronous with synchronous belt
Belt wheel is driven accurate steady, transmission efficiency.
A kind of self-adapting type belt tensioning mechanism of the utility model monitors the elastic journey of belt using pressure sensor
Degree, and the pressure value that monitoring is obtained feeds back to tensioning motor by PLC control system, and tensioning wheel pair is driven by being tensioned motor
The elasticity of belt is adjusted, it is achieved thereby that the self-adapting type tensioning of belt gear, belt tension is moderate, improves
The operation stability and transmission efficiency of belt gear, and the tensile force controllability of belt is strong.
Schematically the utility model and embodiments thereof are described above, this describes no restricted, attached drawing
Shown in be also the utility model one of embodiment, actual structure is not limited thereto.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, without creatively designing
The frame mode similar to the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of self-adapting type belt tensioning mechanism, it is characterised in that：Including sliding connection block (6-2), tensioning wheel (6-3), open
Tight motor (6-4), screw rod (6-5), elastic element (6-6) and pressure sensor (6-7), the sliding connection block (6-2) are sliding
Dynamic to be installed on stent (1), the tensioning wheel (6-3) is installed on sliding connection block (6-2), and tensioning wheel (6-3) and skin
Belt (5) in tape handler is engaged, and the elastic element (6-6) is arranged on the one side of sliding connection block (6-2), and bullet
Property element (6-6) the elastic force direction of sliding connection block (6-2) is acted on tensioning wheel (6-3) on sliding connection block (6-2)
Force direction is on the contrary, the pressure sensor (6-7) is arranged between elastic element (6-6) and sliding connection block (6-2), institute
The screw rod (6-5) stated and sliding connection block (6-2) thread fitting, one end of the tensioning motor (6-4) and screw rod (6-5) pass
Dynamic connection, the pressure sensor (6-7) connect the control system of tensioning motor (6-4) by PLC control system.
2. a kind of self-adapting type belt tensioning mechanism according to claim 1, it is characterised in that：On the stent (1)
Equipped with two guide rods being arranged in parallel (6-1), the sliding connection block (6-2) is slidably mounted on by two guide rods (6-1)
On stent (1).
3. a kind of self-adapting type belt tensioning mechanism according to claim 2, it is characterised in that：The elastic element
(6-6) is the spring being set on two guide rods (6-1), and the pressure sensor (6-7) is located therein a guide rod (6-1)
Spring and sliding connection block (6-2) between.
4. a kind of self-adapting type belt tensioning mechanism according to claim 3, it is characterised in that：The tensioning motor
(6-4) is stepper motor.
5. a kind of self-adapting type belt tensioning mechanism according to claim 4, it is characterised in that：The belt (5) is
Synchronous belt, the tensioning wheel (6-3) are and the matched synchronous pulley of synchronous belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721444999.4U CN207393874U (en) | 2017-11-02 | 2017-11-02 | A kind of self-adapting type belt tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721444999.4U CN207393874U (en) | 2017-11-02 | 2017-11-02 | A kind of self-adapting type belt tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207393874U true CN207393874U (en) | 2018-05-22 |
Family
ID=62328173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721444999.4U Active CN207393874U (en) | 2017-11-02 | 2017-11-02 | A kind of self-adapting type belt tensioning mechanism |
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| CN (1) | CN207393874U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849389A (en) * | 2018-12-20 | 2019-06-07 | 阿雷法(苏州)汽车部件有限公司 | A kind of made-up belt tensioning apparatus of the V with cloth-wrapping machine |
| CN109931280A (en) * | 2019-03-18 | 2019-06-25 | 深圳市创智联科技发展有限公司 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
| CN110370258A (en) * | 2019-08-22 | 2019-10-25 | 珠海格力智能装备有限公司 | Tensile force adjusting device and robot |
| CN114889736A (en) * | 2022-03-30 | 2022-08-12 | 重庆隆鑫新能源科技有限公司 | Back swing arm of reverse motor tricycle and reverse motor tricycle |
| CN115076777A (en) * | 2022-07-05 | 2022-09-20 | 珠海格力电器股份有限公司 | Air port assembly and air conditioning unit |
-
2017
- 2017-11-02 CN CN201721444999.4U patent/CN207393874U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849389A (en) * | 2018-12-20 | 2019-06-07 | 阿雷法(苏州)汽车部件有限公司 | A kind of made-up belt tensioning apparatus of the V with cloth-wrapping machine |
| CN109931280A (en) * | 2019-03-18 | 2019-06-25 | 深圳市创智联科技发展有限公司 | A kind of dust exhausting centrifugal ventilator with automatic adjustment rate of tension |
| CN110370258A (en) * | 2019-08-22 | 2019-10-25 | 珠海格力智能装备有限公司 | Tensile force adjusting device and robot |
| CN110370258B (en) * | 2019-08-22 | 2024-02-13 | 珠海格力智能装备有限公司 | Tensioning force adjusting device and robot |
| CN114889736A (en) * | 2022-03-30 | 2022-08-12 | 重庆隆鑫新能源科技有限公司 | Back swing arm of reverse motor tricycle and reverse motor tricycle |
| CN115076777A (en) * | 2022-07-05 | 2022-09-20 | 珠海格力电器股份有限公司 | Air port assembly and air conditioning unit |
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