CN218595683U - Automatic lifting tension switching device of cloth storage machine - Google Patents
Automatic lifting tension switching device of cloth storage machine Download PDFInfo
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- CN218595683U CN218595683U CN202222387659.XU CN202222387659U CN218595683U CN 218595683 U CN218595683 U CN 218595683U CN 202222387659 U CN202222387659 U CN 202222387659U CN 218595683 U CN218595683 U CN 218595683U
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- lift
- running roller
- lifting
- pulley
- proportional valve
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Abstract
The utility model relates to a lifting tension automatic switching control equipment of cloth storage machine, including fixed running roller, the lift cylinder, the lift pulley, fixed pulley, the rope, the inductive wheel, lift direction sensor, PLC controller and electric proportional valve, the sticky tape material is from fixed running roller, it passes through to convolute between the lift running roller, the piston rod of lift cylinder upwards stretches out and connects the lift pulley, the top installation fixed pulley of cloth storage machine, the lift pulley is connected to rope one end and the other end connects the lift running roller after bypassing fixed pulley, thereby lift direction sensor exports ascending signal or decline signal to the PLC controller through the rotation direction that detects the inductive wheel, the PLC controller is according to the electric proportional valve of received signal control, if the lift running roller rises then electric proportional valve output sets for the big ascending atmospheric pressure of numerical value to the lift cylinder, if the decline of lift running roller then electric proportional valve output sets for the little descending atmospheric pressure of numerical value to the lift cylinder, the lift running roller that makes steadily rises and descends, make the sticky tape material obtain a stable tension, the risk that leads to the deformation because of excessive tension has been reduced, guarantee product quality.
Description
Technical Field
The utility model relates to a hold the cloth machine field, concretely relates to lift tension automatic switching control equipment of cloth machine.
Background
As shown in fig. 1, in the conventional cloth storage machine, a manual pressure regulating valve 01 is used for regulating air pressure to control a lifting cylinder and further control a lifting roller to ascend and descend, so that the cloth storage can ascend too slowly due to insufficient air pressure in the ascending process because the air pressure is unchanged, the tension is increased in the descending process because the air pressure is not discharged in time, the tension is too large and unstable, the adhesive tape is stretched, and the inside of the adhesive tape is cracked to generate defects.
SUMMERY OF THE UTILITY MODEL
There is above-mentioned defect to prior art, the utility model aims to solve the technical problem that how to guarantee that the lift running roller rises, tensile stability when descending, for this reason provides a lift tension automatic switching control equipment of cloth storage machine, and concrete technical scheme is as follows:
a lifting tension automatic switching device of a cloth storage machine comprises a fixed roller, a lifting cylinder, a lifting pulley, a fixed pulley, a rope, an induction wheel, a lifting direction sensor, a PLC (programmable logic controller) and an electric proportional valve, wherein a rubber belt material is wound between the fixed roller and the lifting roller and passes through the fixed roller and the lifting roller, the lifting roller is positioned above the fixed roller, a piston rod of the lifting cylinder extends upwards to be connected with the lifting pulley, the fixed pulley is installed at the top of the cloth storage machine, one end of the rope is connected with the lifting pulley, the other end of the rope bypasses the fixed pulley and then is connected with the lifting roller, the fixed pulley is contacted with the induction wheel, and the fixed pulley rotates clockwise when the lifting roller ascends; the fixed pulley drives the induction wheel to rotate anticlockwise, and when the lifting roller wheel descends, the fixed pulley rotates anticlockwise; fixed pulley drive inducted wheel clockwise rotation, inducted wheel side installation lift direction sensor, thereby lift direction sensor exports ascending signal or decline signal through the rotation direction who detects the inducted wheel, the PLC controller is connected to lift direction sensor electricity, electric proportional valve is connected to PLC controller electricity, electric proportional valve intercommunication lift cylinder, the PLC controller is according to the electric proportional valve of received signal control, electric proportional valve output sets for the rising atmospheric pressure or decline atmospheric pressure to the lift cylinder.
As an optimized scheme of the utility model, fixed running roller has 3, and the lift running roller has 2, and 1 lift running roller is located 2 fixed top between the running roller, and corresponding lift cylinder also has 2.
As the utility model discloses a preferred scheme still includes the snuffle valve, and electric proportional valve intercommunication snuffle valve, snuffle valve intercommunication lift cylinder.
As an optimized scheme of the utility model, still include the touch-control screen, the touch-control screen is connected to the PLC controller electricity.
The utility model has the advantages that: thereby lifting direction sensor exports ascending signal or decline signal to the PLC controller through the rotation direction that detects the response wheel, the PLC controller is according to the electric proportional valve of received signal control, if the ascending running roller rises then electric proportional valve output sets for the ascending atmospheric pressure that numerical value is big to the lift cylinder, if the descending running roller descends then electric proportional valve output sets for the little descending atmospheric pressure of numerical value to the lift cylinder, the steady rising and the decline of lift running roller that makes, make the sticky tape material obtain a stable tension, the risk of leading to the deformation because of tension is too big has been reduced, guarantee product quality.
Drawings
Fig. 1 is a schematic view of a prior art structure.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural view of the adhesive tape of the present invention when passing through.
Fig. 4 is a side view of the adhesive tape of the present invention passing through the fixed roller and the lifting roller.
Fig. 5 is a schematic structural diagram of the lifting roller, the lifting cylinder, the lifting pulley, the fixed pulley and the rope of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 2 to 5, an automatic lifting tension switching device of a cloth storage machine comprises a fixed roller 1, a lifting roller 2, a lifting cylinder 3, a lifting pulley 4, a fixed pulley 5, a rope 6, a sensing wheel 7, a lifting direction sensor 8, a PLC controller 9 and an electric proportional valve 10, wherein an adhesive tape 11 is wound between the fixed roller 1 and the lifting roller 2, the lifting roller 2 is positioned above the fixed roller 1, a piston rod of the lifting cylinder 3 extends upwards to be connected with the lifting pulley 4, the fixed pulley 1 is installed at the top of the cloth storage machine, one end of the rope 6 is connected with the lifting pulley 4, the other end of the rope bypasses the fixed pulley 1 and is connected with the lifting roller 2, the fixed pulley 1 is in contact with the sensing wheel 7, when the piston rod of the lifting cylinder 3 is pulled downwards, the lifting pulley 4 descends, and when the lifting roller 2 ascends, the fixed pulley 5 rotates clockwise; the fixed pulley 5 drives the induction wheel 7 to rotate anticlockwise, when a piston rod of the lifting cylinder 3 is pushed upwards, the lifting pulley 4 rises, and when the lifting roller wheel 2 descends, the fixed pulley 5 rotates anticlockwise; the fixed pulley 5 drives the induction wheel 7 to rotate clockwise, the lifting direction sensor 8 is installed on the side of the induction wheel 7, the lifting direction sensor 8 outputs a lifting signal or a descending signal by detecting the rotating direction of the induction wheel 7, the lifting direction sensor 8 is electrically connected with the PLC 9, the PLC 9 is electrically connected with the electric proportional valve 10, the electric proportional valve 10 is communicated with the lifting cylinder 3, the PLC 9 controls the electric proportional valve 10 according to the received signal, and the electric proportional valve 10 outputs set lifting air pressure or descending air pressure to the lifting cylinder 3.
Specifically, fixed running roller 1 has 3, and lift running roller 2 has 2, and 1 lift running roller 2 is located 2 between the fixed running roller 1 top, and the coiling is passed through fixed running roller 1 about adhesive tape material 11, lift running roller 2, and corresponding lift cylinder 3 also has 2, and lift pulley 4 also has two, in order to guarantee 2 lifting movements of lift running roller, 1 lift running roller 2 is furnished with 2 fixed pulley 5,2 fixed pulley 5 are located respectively and connect lift pulley 4 through a rope 6 separately.
Specifically, the lifting tension automatic switching device further comprises an air release valve 12 and a touch screen 13, the electric proportional valve 10 is communicated with the air release valve 12, the air release valve 12 is communicated with the lifting cylinder 3, the PLC 9 is electrically connected with the touch screen 13, and a user can preset a lifting air pressure value and a lowering air pressure value on the touch screen 13.
The above description is provided for the purpose of illustrating the present invention in more detail with reference to the preferred embodiments, and it should not be understood that the present invention is limited to the illustrated embodiments, and those skilled in the art can make various changes and substitutions without departing from the spirit and scope of the present invention.
Claims (4)
1. The utility model provides a lift tension automatic switching control equipment of cloth storage machine, includes fixed running roller, lift cylinder, lift pulley, fixed pulley, rope, and the sticky tape material is convoluteed from between fixed running roller, the lift running roller and is passed through, and the lift running roller is located fixed running roller top, and the piston rod of lift cylinder upwards stretches out and connects the lift pulley, the top installation fixed pulley of cloth storage machine, and the lift pulley is connected to rope one end and the other end connects the lift running roller after walking around fixed pulley, its characterized in that: the lifting roller wheel is characterized by also comprising an induction wheel, a lifting direction sensor, a PLC (programmable logic controller) and an electric proportional valve, wherein the fixed pulley is in contact with the induction wheel, and the fixed pulley rotates clockwise when the lifting roller wheel rises; the fixed pulley drives the induction wheel to rotate anticlockwise, and when the lifting roller wheel descends, the fixed pulley rotates anticlockwise; fixed pulley drive inducted wheel clockwise rotation, inducted wheel side installation lift direction sensor, thereby lift direction sensor exports ascending signal or decline signal through the rotation direction who detects the inducted wheel, the PLC controller is connected to lift direction sensor electricity, electric proportional valve is connected to PLC controller electricity, electric proportional valve intercommunication lift cylinder, the PLC controller is according to the electric proportional valve of received signal control, electric proportional valve output sets for the rising atmospheric pressure or decline atmospheric pressure to the lift cylinder.
2. The automatic lifting tension switching device of the cloth storage machine according to claim 1, characterized in that: fixed running roller has 3, and the lift running roller has 2, and 1 lift running roller lies in 2 fixed running rollers between the top, and corresponding lift cylinder also has 2.
3. The automatic lifting tension switching device of the cloth storage machine as claimed in claim 1, wherein: the lifting air cylinder is characterized by further comprising an air escape valve, wherein the electric proportional valve is communicated with the air escape valve, and the air escape valve is communicated with the lifting air cylinder.
4. The automatic lifting tension switching device of the cloth storage machine as claimed in claim 1, wherein: the PLC is electrically connected with the touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222387659.XU CN218595683U (en) | 2022-09-08 | 2022-09-08 | Automatic lifting tension switching device of cloth storage machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222387659.XU CN218595683U (en) | 2022-09-08 | 2022-09-08 | Automatic lifting tension switching device of cloth storage machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218595683U true CN218595683U (en) | 2023-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222387659.XU Active CN218595683U (en) | 2022-09-08 | 2022-09-08 | Automatic lifting tension switching device of cloth storage machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218595683U (en) |
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2022
- 2022-09-08 CN CN202222387659.XU patent/CN218595683U/en active Active
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