CN109764101B - Roller steel belt type friction transmission system - Google Patents
Roller steel belt type friction transmission system Download PDFInfo
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- CN109764101B CN109764101B CN201910172570.1A CN201910172570A CN109764101B CN 109764101 B CN109764101 B CN 109764101B CN 201910172570 A CN201910172570 A CN 201910172570A CN 109764101 B CN109764101 B CN 109764101B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 50
- 239000010959 steel Substances 0.000 title claims abstract description 50
- 230000005540 biological transmission Effects 0.000 title claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 230000001276 controlling effect Effects 0.000 claims description 6
- 230000009347 mechanical transmission Effects 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000012856 packing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Friction Gearing (AREA)
Abstract
The invention relates to the technical field of mechanical transmission, in particular to a roller steel belt type friction transmission system. The device comprises a driving roller, a driven roller, a steel belt, a power assembly, a parallel shaft and a controller, wherein the steel belt is arranged between the driving roller and the driven roller and is in close contact with the driving roller and the driven roller, the power assembly is used for driving the driving roller to rotate through friction force between the steel belt and the driven roller so as to drive the driven roller to rotate, the parallel shaft is used for assisting the driving roller and the driven roller to be parallel to each other in stress, the parallel shaft is connected with the driving roller in parallel through a connecting piece, the parallel shaft is connected with the driving roller in parallel through a fixed seat, a pressing device is arranged on the connecting piece, a detecting element is arranged on the connecting piece, the detecting element is used for sending a detecting signal to the controller after detecting the clamping force, and the controller is used for sending a signal for controlling the application pressure to the pressing device after receiving the detecting signal. The invention has accurate positioning, can ensure the whole stable operation and operation precision of the machine, and has small vibration and small transmission noise.
Description
Technical Field
The invention relates to the technical field of mechanical transmission, in particular to a roller steel belt type friction transmission system.
Background
Because of the contradiction between the single and simplicity of the motion form of the prime mover and the diversity and complexity of the motion form of the working machine, the transmission machinery is used as a connecting part of the prime mover and the working machine, provides the working machine with the motion form with various forms, and is an indispensable part of the machine. The steel belt friction transmission is one of mechanical transmission, has the advantages of accurate positioning, small vibration, low noise and the like, and is widely applied to precise detection instruments such as an image measuring instrument, a coordinate measuring machine, a gear measuring center, an automatic optical measuring instrument and the like, so that the improvement of the positioning precision and stability and the reduction of transmission interference are particularly important.
The key point of fixed steel belt transmission lies in the reliable friction between driving roller and the steel belt, traditional running friction transmission system of roller clamping steel belt generally leans against the driving wheel to the steel belt, then the clamping effect is achieved by applying pressure to the driven roller, but the clamping mode mainly depends on the guide block to determine the compression direction, so that the main roller and the driven roller are stressed in non-parallel, the high parallelism between the driving roller and the driven roller cannot be ensured, under the condition that the high parallelism cannot be ensured, the steel belt and the driving roller are inevitably caused to be only in partial contact, the power transmission is unstable, the whole stable running of the machine is not facilitated, the running precision of the machine is affected, the local abrasion of the steel belt is also caused, the problem is gradually aggravated after long-term use, and the power transmission cannot be performed when the problem is serious.
Patent CN 102213304A discloses a transmission device for a precision detecting instrument, which comprises a steel belt fixing device, a steel belt and a driving assembly, wherein the driving assembly comprises a transmission frame, a driving shaft, a compression shaft, a coupling and a motor; the transmission frame is provided with a pair of shaft mounting holes which are highly parallel, and the driving shaft and the compression shaft are highly parallel in the working state.
The above patent is that the adjustment of the pressing force of the steel belt is realized by adjusting the distance between the upper part and the lower part of the opening of the transmission frame, but the adjustment of the pressing force is difficult to ensure, the adjustment precision is not ensured through multiple times of debugging, and the adjustment is time-consuming and labor-consuming.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the roller steel belt type friction transmission system which is accurate in positioning, capable of guaranteeing the whole stable operation and operation precision of a machine, small in vibration, small in transmission noise and simple in structure.
The technical scheme adopted by the invention for achieving the purpose is as follows: the utility model provides a running roller steel band formula friction transmission system, includes drive roll, driven voller, be equipped with between drive roll and driven voller with the steel band of drive roll and driven voller all in close contact to and drive the drive roll rotation through the frictional force with the steel band in order to drive driven voller pivoted power pack, still include the parallel axle and the controller that are used for assisting drive roll and driven voller atress parallel connection, the parallel axle passes through the connecting piece and is connected with drive roll parallel, be equipped with on the connecting piece and be used for exerting pressure in order to make clamping force stable when the clamping force of drive roll and driven voller clamp steel band is less than the pressure value of predetermineeing on the connecting piece, be equipped with the detecting element that is used for detecting the clamping force on the connecting piece, the detecting element sends the detection signal to the controller after detecting the clamping force, the controller sends the signal that is used for controlling the application pressure size to the clamping device after receiving the detection signal.
The roller steel belt type friction transmission system comprises the compression cylinder arranged on the connecting piece, a gas tank which is connected with the compression cylinder through a gas pipe and stores pressurized gas, and an electromagnetic pressure regulating valve which is used for controlling the flow of the gas entering the compression cylinder is arranged on the gas pipe.
According to the roller steel belt type friction transmission system, the controller comprises the logic control unit, the detection element sends detection signals to the logic control unit after detecting the clamping force, the logic control unit compares the detection signals with the preset pressure value of the clamping force, and the controller sends signals for opening or closing the electromagnetic pressure regulating valve to the electromagnetic pressure regulating valve according to the preset pressure value.
According to the roller steel belt type friction transmission system, the steel belt is a flexible steel belt, and the power assembly comprises a motor.
According to the roller steel belt type friction transmission system, the detection element is a pressure sensor, and the controller is a PLC controller.
According to the roller steel belt type friction transmission system, the electromagnetic pressure regulating valve is further provided with the pressure gauge.
The roller steel belt type friction transmission system has the beneficial effects that: the parallel shafts are arranged, so that the parallelism between the driving roller and the driven roller is ensured, the deviation is avoided, and the stress parallelism between the driving roller and the driven roller is further ensured; through being provided with the controller, closing device and detecting element, realize that the intelligent packing force when the packing force between drive roll and the driven roll reduces is supplementary and the compensation, and then guaranteed the stability of the size of frictional force between drive roll and the driven roll, guaranteed the stability and the accuracy of location of transmission power, finally realized the whole steady operation and the running accuracy of machine.
Drawings
Fig. 1 is a schematic diagram of the operation of the present invention.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings and specific examples.
As shown in fig. 1, a roller steel belt type friction transmission system comprises a driving roller 1, a driven roller 2, a steel belt 3 arranged between the driving roller 1 and the driven roller 2, and a power component for driving the driving roller 1 to rotate by friction force with the steel belt 3 so as to drive the driven roller 2 to rotate, wherein the power component comprises a motor, the steel belt 3 adopts flexible steel belt and is tightly contacted with the driving roller 1 and the driven roller 2, the driving roller 1 and the driven roller 2 move relative to the steel belt, and the transmission function that the motor rotates to drive the driven device to move when the driving roller and the driven roller are connected with the driven device is realized.
The automatic steel strip pressing device further comprises a parallel shaft 5 and a controller, wherein the parallel shaft 5 is used for assisting the driving roller 1 and the driven roller 2 to be stressed in parallel, the parallel shaft 5 is connected with the driven roller 2 in parallel through a connecting piece 6, the parallel shaft 5 is connected with the driving roller 1 in parallel through a fixing seat 4, so that the driving roller 1 and the driven roller 2 are guaranteed to be parallel, a pressing device used for applying pressure to enable the clamping force to be stable when the clamping force of the driving roller 1 and the driven roller 2 for clamping steel strips is smaller than a preset pressure value is arranged on the connecting piece 6, the pressing device comprises a pressing air cylinder 7 arranged on the connecting piece 6, a gas tank 9 which is connected with the pressing air cylinder 7 through a gas pipe 8 and stores pressurized gas, and an electromagnetic pressure regulating valve 10 used for controlling the flow of the gas entering the pressing air cylinder 7 is arranged on the gas pipe 8.
The connecting piece 6 is provided with a detection element for detecting the clamping force, the detection element sends a detection signal to the controller after detecting the clamping force, and the controller receives the detection signal and sends a signal for controlling the applied pressure to the pressing device. The controller comprises a logic control unit, the detection element sends a detection signal to the logic control unit after detecting the clamping force, the logic control unit compares the detection signal with a preset pressure value of the clamping force, and when the detected clamping force is smaller than the preset pressure value, the controller sends a signal for opening the electromagnetic pressure regulating valve to the electromagnetic pressure regulating valve 10. The detection element is a pressure sensor, the controller adopts a PLC controller with strong environment adaptability, and the electromagnetic pressure regulating valve 10 is also provided with a pressure gauge 11. The clamping force of the driving roller 1, the driven roller 2 and the steel belt is fed back to the controller through detection signals of the detection element, the controller sends a signal for opening or closing the electromagnetic pressure regulating valve to the electromagnetic pressure regulating valve according to a preset pressure value, so that closed-loop control is realized, the control is accurately performed through the control system, the stability of the friction force between the driving roller and the driven roller is ensured, the stability of power transmission and the accuracy of positioning are ensured, and finally the integral stable operation and operation precision of the machine are realized.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the essence of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a running roller steel band formula friction transmission system, includes drive roll wheel, driven voller, the steel band that is equipped with between drive roll wheel and driven voller with all in close contact with drive roll wheel and driven voller to and drive roll wheel rotation is through the power pack with the frictional force of steel band in order to drive driven voller pivoted, its characterized in that: the automatic clamping device is characterized by further comprising a parallel shaft and a controller, wherein the parallel shaft is used for assisting the driving roller to be parallel to the driven roller in stress, the parallel shaft is connected with the driven roller in parallel through a connecting piece, the parallel shaft is connected with the driving roller in parallel through a fixing seat, a pressing device is arranged on the connecting piece and used for applying pressure when the clamping force of the driving roller and the driven roller for clamping the steel belt is smaller than a preset pressure value, a detecting element used for detecting the clamping force is arranged on the connecting piece, the detecting element sends a detecting signal to the controller after detecting the clamping force, and the controller receives the detecting signal and sends a signal for controlling the applying pressure to the pressing device.
2. The roller steel belt friction drive system of claim 1, wherein: the compressing device comprises a compressing cylinder arranged on the connecting piece, a gas tank which is connected with the compressing cylinder through a gas pipe and stores pressurized gas, and an electromagnetic pressure regulating valve which is used for controlling the flow of the gas entering the compressing cylinder is arranged on the gas pipe.
3. The roller steel belt friction drive system of claim 2, wherein: the controller comprises a logic control unit, the detection element sends a detection signal to the logic control unit after detecting the clamping force, the logic control unit compares the detection signal with a preset pressure value of the clamping force, and the controller sends a signal for opening or closing the electromagnetic pressure regulating valve to the electromagnetic pressure regulating valve according to the preset pressure value.
4. A roller steel belt friction drive system as claimed in claim 3 wherein: the steel belt is a flexible steel belt, and the power assembly comprises a motor.
5. The roller steel belt friction drive system of claim 4, wherein: the detection element is a pressure sensor, and the controller is a PLC controller.
6. The roller steel belt friction drive system of claim 5, wherein: and a pressure gauge is further arranged on the electromagnetic pressure regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910172570.1A CN109764101B (en) | 2019-03-07 | 2019-03-07 | Roller steel belt type friction transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910172570.1A CN109764101B (en) | 2019-03-07 | 2019-03-07 | Roller steel belt type friction transmission system |
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| Publication Number | Publication Date |
|---|---|
| CN109764101A CN109764101A (en) | 2019-05-17 |
| CN109764101B true CN109764101B (en) | 2024-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910172570.1A Active CN109764101B (en) | 2019-03-07 | 2019-03-07 | Roller steel belt type friction transmission system |
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| CN (1) | CN109764101B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1550291A (en) * | 1976-06-25 | 1979-08-08 | Voest Alpine Montan Ag | Apparatus for maintaining a predetermined tentile stress in strip metal as it is flattened by flattening rolls disposed between two strip-advancing means |
| CN101598542A (en) * | 2009-06-27 | 2009-12-09 | 青岛佛迪精密仪器设备有限公司 | The transmission device with high stability of three coordinate measuring machine |
| CN201444045U (en) * | 2009-06-27 | 2010-04-28 | 青岛佛迪精密仪器设备有限公司 | High stability driving device of three coordinate measuring machine |
| CN203612494U (en) * | 2013-11-25 | 2014-05-28 | 东莞市永盛印刷机械有限公司 | Box-type steel belt conveying mechanism |
| CN206447363U (en) * | 2016-12-30 | 2017-08-29 | 无锡明珠钢球有限公司 | A kind of steel strip feeder |
| CN206757380U (en) * | 2017-04-06 | 2017-12-15 | 河北英凯模金属网有限公司 | A kind of dynamic balancing pressing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209725129U (en) * | 2019-03-07 | 2019-12-03 | 青岛麦科三维测控技术股份有限公司 | A kind of roller steel band type friction driven system |
-
2019
- 2019-03-07 CN CN201910172570.1A patent/CN109764101B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1550291A (en) * | 1976-06-25 | 1979-08-08 | Voest Alpine Montan Ag | Apparatus for maintaining a predetermined tentile stress in strip metal as it is flattened by flattening rolls disposed between two strip-advancing means |
| CN101598542A (en) * | 2009-06-27 | 2009-12-09 | 青岛佛迪精密仪器设备有限公司 | The transmission device with high stability of three coordinate measuring machine |
| CN201444045U (en) * | 2009-06-27 | 2010-04-28 | 青岛佛迪精密仪器设备有限公司 | High stability driving device of three coordinate measuring machine |
| CN203612494U (en) * | 2013-11-25 | 2014-05-28 | 东莞市永盛印刷机械有限公司 | Box-type steel belt conveying mechanism |
| CN206447363U (en) * | 2016-12-30 | 2017-08-29 | 无锡明珠钢球有限公司 | A kind of steel strip feeder |
| CN206757380U (en) * | 2017-04-06 | 2017-12-15 | 河北英凯模金属网有限公司 | A kind of dynamic balancing pressing device |
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| CN109764101A (en) | 2019-05-17 |
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