CN212315207U - Automatic doubling device - Google Patents
Automatic doubling device Download PDFInfo
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- CN212315207U CN212315207U CN202021027620.1U CN202021027620U CN212315207U CN 212315207 U CN212315207 U CN 212315207U CN 202021027620 U CN202021027620 U CN 202021027620U CN 212315207 U CN212315207 U CN 212315207U
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- guide wheel
- force
- vertical groove
- sensitive resistor
- direct current
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Abstract
The utility model provides an automatic doubling device, which comprises a frame, the frame lower extreme is equipped with the wind-up roll, rotate through direct current motor drive connecting axle, rotate the rolling in order to drive the wind-up roll, the wire rod is in proper order via the second guide pulley, the guide pulley floats, first guide pulley lasts the direction to the wind-up roll and receives the line, wherein, when receiving the line via the guide pulley that floats, the guide pulley accessible shaft that floats freely slides from top to bottom along perpendicular groove, and because perpendicular inslot bottom end is equipped with force sensing resistor, force sensing resistor and direct current motor concatenate in power return circuit, be equipped with the elastic component between force sensing resistor and the shaft, thereby when the wire rod receives the line in the tensile force change, in order to float from top to bottom through the guide pulley compression elastic component that floats, in order to trigger the corresponding change of resistance value of force sensing resistor.
Description
Technical Field
The utility model relates to a receive line tension control technical field, especially relate to an automatic doubling device.
Background
In the production process of wire products such as copper wires, iron wires and the like, the produced and formed wires need to be subjected to winding and subpackaging, in the winding and subpackaging process, due to the fact that the mechanical property of the wires is not uniform and the winding torque changes along with the variation of the winding diameter, the winding tension changes, the quality of the winding of the wires is easily influenced due to unstable tension, the winding tension is too small, the winding efficiency is low, the loss is high, the winding speed and the winding compactness are influenced, if the tension is too large, the wire products are easily damaged, the quality of the winding is influenced, the resource waste is caused, and the production cost is increased, in the prior art, the output torque is often manually adjusted, so that the operation is inconvenient, the efficiency is low, the accuracy of adjustment is not easy to master, the adjustment response is slow, or a tension detection device and a matched variable speed control module are arranged, the wire take-up device has the advantages that the speed regulation and the tension regulation of the take-up are realized, but the structural design is complex, so that the use and the maintenance operation are inconvenient, and the problem that the regulation response speed is not fast enough exists, so that the practicability is not high in daily production, the quick response is not facilitated, the stable take-up tension is maintained, and the take-up quality of wires is guaranteed.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an automatic doubling device to but realize automatically regulated and receive line tension, and adjust the response very fast, device simple structure utilizes convenient operation simultaneously.
Based on the above-mentioned purpose, the utility model provides an automatic doubling device, include:
a frame;
the winding roller is arranged at the lower end of the rack and used for rotating and winding the wire, and the side end of the winding roller is coaxially connected with a connecting shaft;
the output shaft of the direct current motor is coaxially connected with the connecting shaft;
the first guide wheel is movably connected to the rack and used for guiding the winding roll to wind up;
the vertical groove is vertically fixed on the rack;
the floating guide wheel is arranged outside the vertical groove, the floating guide wheel is coaxially connected with a wheel shaft, and one end of the wheel shaft penetrates through and is clamped in the vertical groove so as to slide up and down along the vertical groove;
the second guide wheel is movably connected to the rack, is positioned on one side of the floating guide wheel, which is far away from the first guide wheel, and is used for guiding incoming wires so that the wires can be guided to be wound up through the second guide wheel, the floating guide wheel and the first guide wheel in sequence;
the force-sensitive resistor is arranged at the bottom end in the vertical groove and is connected in series with the direct current motor in the power supply loop;
the elastic piece is arranged in the vertical groove, one end of the elastic piece is connected to the force-sensitive resistor, and the other end of the elastic piece is abutted against the lower end of the wheel shaft;
the tension force of the wire can be reversely adjusted by changing the tension force when the wire is wound up so that the floating guide wheel compresses the elastic piece to float up and down, the resistance value of the force sensitive resistor can be triggered to change, and the rotating speed of the direct current motor can be triggered to change.
Preferably, a fixed resistor is connected between the direct current motor and the force-sensitive resistor in series.
Preferably, transverse plates are transversely fixed on two sides of the top end of the elastic part, a connecting plate is vertically fixed at the lower end of each transverse plate, a metal sheet is fixedly attached to the lower end of each connecting plate and used for attaching to the side end of the force sensitive resistor to connect and conduct the force sensitive resistor in a power supply loop, and when the floating guide wheel floats at the top end or the bottom end of the vertical groove, the metal sheet can be driven to be separated from the force sensitive resistor.
Preferably, a rubber pad is attached and fixed on the inner side wall of the lower end of the vertical groove and used for extruding the metal sheet to be attached to the force-sensitive resistor.
Preferably, the bottom end of the connecting plate is designed to be sharp-angled.
Preferably, the outer side of the vertical groove is marked with a height scale along the vertical direction.
Preferably, the elastic member is a compression spring.
From the above, the automatic doubling device provided by the utility model, by arranging the frame, the lower end of the frame is provided with the wind-up roll, the wind-up roll can rotate to wind the wire, the side end of the wind-up roll is coaxially connected with the connecting shaft, the wind-up roll is coaxially connected with the connecting shaft through the output shaft of the direct current motor, so as to drive the connecting shaft to rotate to drive the wind-up roll to rotate and wind, the frame is movably connected with the first guide wheel, the first guide wheel can freely rotate axially to guide the wind-up roll, meanwhile, the outer side of the vertical groove is provided with the floating guide wheel, the floating guide wheel is coaxially connected with the wheel shaft, one end of the wheel shaft penetrates through and is clamped in the vertical groove, so that the floating guide wheel can freely rotate axially, the wheel shaft can freely slide up and down along the vertical groove, the frame is movably connected with the second, the wire can be guided to enter the wire, the wire can be guided to continuously take up the wire through the second guide wheel, the floating guide wheel and the first guide wheel in sequence, meanwhile, the bottom end in the vertical groove is provided with a force sensitive resistor, the force sensitive resistor and the direct current motor are connected in series in a power supply loop, an elastic part is arranged in the vertical groove, one end of the elastic part is connected to the force sensitive resistor, the other end of the elastic part is butted against the lower end of the wheel shaft, therefore, when the wire is taken up through the floating guide wheel, the elastic part can be butted and compressed through the wheel shaft to enable the force sensitive resistor to be pressed, when the tension force is changed or unstable in the wire taking up process, the elastic part can be synchronously compressed through the floating guide wheel to float up and down, the function of immediately buffering and releasing the change of the current tension force can be realized, meanwhile, the force sensitive resistor is a special element capable of converting the mechanical force, the resistance value changes along with the magnitude of the applied force, so that the stress magnitude of the force sensitive resistor can be triggered to correspondingly change by compressing the elastic piece to float up and down, the resistance value of the force sensitive resistor can be triggered to correspondingly change, and the force sensitive resistor and the direct current motor are connected in series in the same power supply loop, so that the effect of correspondingly adjusting the running voltage of the direct current motor can be achieved by correspondingly changing the resistance value of the force sensitive resistor, the corresponding rotating speed change of the direct current motor can be triggered to achieve the reverse adjustment of the tension of the wire rod, wherein, as the direct current motor has better natural mechanical characteristics, the rotating speed of the motor can be conveniently changed by adjusting the series resistor or the voltage, the requirements of smoothness, stepless performance, wide range and low loss are easily achieved, and the floating guide wheel synchronously floats up and down to achieve the preliminary buffer adjustment to facilitate quick response, meanwhile, the winding speed is adjusted by triggering the resistance value change of the force sensitive resistor, so that the winding tension is automatically adjusted, the stable winding tension is maintained, and the device is simple in structure, and convenient to use and maintain.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic view of the internal structure of a vertical groove according to an embodiment of the present invention;
fig. 3 is an enlarged schematic view of a point a in fig. 2 according to an embodiment of the present invention;
fig. 4 is a top view of a vertical slot according to an embodiment of the present invention.
In the figure: 1. a frame; 2. a wind-up roll; 21. a connecting shaft; 3. a wire rod; 4. a direct current motor; 5. a first guide wheel; 6. a vertical slot; 7. a floating guide wheel; 71. a wheel axle; 8. a second guide wheel; 9. a force sensitive resistor; 10. an elastic member; 11. fixing a resistor; 12. a transverse plate; 13. a connecting plate; 14. a metal foil; 15. and (7) a rubber pad.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings.
It should be noted that unless otherwise defined, technical or scientific terms used in the embodiments of the present invention should have the ordinary meaning as understood by those having ordinary skill in the art to which the present disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
An automatic doubling device, as shown in fig. 1 to 4, comprises a frame 1, a wind-up roll 2 is arranged at the lower end of the frame 1 for rotating and winding up a wire 3, a connecting shaft 21 is coaxially connected to the side end of the wind-up roll 2, a direct current motor 4 is arranged, an output shaft of the direct current motor 4 is coaxially connected with the connecting shaft 21, a first guide wheel 5 is movably connected to the frame 1 for guiding and winding up the wire to the wind-up roll 2, a vertical groove 6 is vertically fixed on the frame 1, a floating guide wheel 7 is arranged outside the vertical groove 6, the floating guide wheel 7 is coaxially connected with a wheel shaft 71, one end of the wheel shaft 71 penetrates through and is clamped in the vertical groove 6 so as to be capable of sliding up and down along the vertical groove 6, a second guide wheel 8 is movably connected to the frame 1, the second guide wheel 8 is positioned at one side of the floating guide wheel 7 away from the first guide wheel 5 for guiding and winding up the wire, the inner bottom end of the vertical groove 6 is provided with a force-sensitive resistor 9, the force-sensitive resistor 9 and the direct current motor 4 are connected in series in a power supply loop, an elastic part 10 is arranged in the vertical groove 6, one end of the elastic part 10 is connected to the force-sensitive resistor 9, the other end of the elastic part abuts against the lower end of the wheel shaft 71, and the tension force changes when the wire 3 is taken up, so that the floating guide wheel 7 can compress the elastic part 10 to float up and down, the resistance value change of the force-sensitive resistor 9 can be triggered, the rotation speed change of the direct current motor 4 can be triggered, and the tension force of the.
The utility model is provided with a frame 1, a wind-up roll 2 is arranged at the lower end of the frame 1, a rotatable wind-up wire 3 is arranged at the side end of the wind-up roll 2, a connecting shaft 21 is coaxially connected with the wind-up roll 2, the wind-up roll is coaxially connected with the connecting shaft 21 through an output shaft of a DC motor 4, so as to drive the connecting shaft 21 to rotate and drive the wind-up roll 2 to rotate and wind, a first guide wheel 5 is movably connected with the frame 1, the first guide wheel 5 can freely rotate axially to guide the wind-up roll to the wind-up roll 2, a floating guide wheel 7 is arranged at the outer side of a vertical groove 6, a wheel shaft 71 is coaxially connected with the floating guide wheel 7, one end of the wheel shaft 71 is engaged in the vertical groove 6, so that the floating guide wheel 7 can freely rotate axially and can freely slide up and down along the vertical groove 6 through the wheel shaft 71, a second guide wheel, the wire 3 can be guided to enter the wire, and then continuously guided to take up the wire by the second guide wheel 8, the floating guide wheel 7 and the first guide wheel 5 in sequence, meanwhile, the inner bottom end of the vertical groove 6 is provided with a force sensitive resistor 9, the force sensitive resistor 9 and the direct current motor 4 are connected in series in a power supply loop, the vertical groove 6 is internally provided with an elastic part 10, one end of the elastic part 10 is connected with the force sensitive resistor 9, and the other end of the elastic part is abutted against the lower end of the wheel shaft 71, so that when the wire 3 is taken up by the floating guide wheel 7, the elastic part 10 can be abutted and compressed by the wheel shaft 71 to enable the force sensitive resistor 9 to be pressed, when the tension force is changed or unstable in the take-up of the wire 3, the elastic part 10 can be synchronously compressed by the floating guide wheel 7 to float up and down, so as to play a role of immediately buffering and releasing the change of the tension, meanwhile, the force sensitive, it is made by using the piezoresistance effect of the semiconductor material, i.e. the resistance value changes with the magnitude of the applied force, thereby floating up and down by compressing the elastic component 10, so as to trigger the corresponding change of the stress magnitude of the force-sensitive resistor 9, so as to trigger the corresponding change of the resistance value of the force-sensitive resistor 9, and because the force-sensitive resistor 9 and the direct current motor 4 are connected in series in the same power supply loop, the effect of correspondingly adjusting the running voltage of the direct current motor 4 can be achieved by the corresponding change of the resistance value of the force-sensitive resistor 9, so as to trigger the corresponding change of the rotating speed of the direct current motor 4, so as to realize the reverse adjustment of the tensioning force of the wire 3, wherein, because the direct current motor has better natural mechanical characteristics, the rotating speed of the motor can be conveniently changed by adjusting the series resistor or the voltage, and the requirements of smoothness, steplessness, wide range and low loss are easily realized, thereby the floating guide wheel 7 synchronously floating up, the device is favorable for quick response, the wire winding speed is adjusted by triggering the resistance value change of the force sensitive resistor 9, the wire winding tension is automatically adjusted, the stable wire winding tension is maintained, and the device is simple in structure and convenient to use and maintain.
The embodiment of the utility model provides an in, fixed resistance 11 has still concatenated between direct current motor 4 and the force sensing resistance 9 to do benefit to the meticulous regulation of force sensing resistance 9 to direct current motor 4 rotational speed.
The utility model discloses an in the embodiment, elastic component 10 top both sides still transversely are fixed with diaphragm 12, diaphragm 12 lower extreme vertical fixation has connecting plate 13, the laminating of connecting plate 13 lower extreme is fixed with foil 14, be used for laminating force sensing resistor 9 side, in order to connect force sensing resistor 9 in power supply loop, thereby when unsteady guide pulley 7 floats from top to bottom along vertical groove 6 compression elastic component 10, can drive connecting plate 13 and slide from top to bottom, can drive foil 14 laminating force sensing resistor 9 side and slide from top to bottom, in order to connect the power supply loop, and when unsteady guide pulley 7 floats in vertical groove 6 top or bottom, in order to make foil 14 break away from force sensing resistor 9, connect in order to disconnect power supply loop, thereby realize that tension is skew when great, but the automatic shutdown rolling, in order to avoid causing the damage of wire rod product.
The embodiment of the utility model provides an in, erect and laminate fixedly rubber pad 15 on the 6 lower extreme inside walls in groove to can inwards extrude foil 14 and paste tight force sensing resistor 9, contact failure when avoiding foil 14 to laminate force sensing resistor 9 side and slide from top to bottom.
In the embodiment of the present invention, the bottom end of the connecting plate 13 is designed to be pointed, so that the connecting plate 13 and the metal sheet 14 can be easily inserted into the gap between the force-sensitive resistor 9 and the rubber pad 15.
The utility model discloses an in the embodiment, it has the height scale to erect 6 outsides in groove along vertical direction sign to in observe the unsteady high position of guide pulley 7 along erecting groove 6 unsteady, in order to judge that tension changes.
In the embodiment of the present invention, the elastic member 10 is a compression spring.
In the utility model discloses an automatic doubling device, through setting up frame 1, the lower extreme of frame 1 is equipped with wind-up roll 2, during the use, through direct current motor 4 drive connecting axle 21 rotation, in order to drive wind-up roll 2 to rotate and wind, wire 3 continues the direction via second guide pulley 8, floating guide pulley 7, first guide pulley 5 to wind-up roll 2 and receive the line, wherein, when receiving the line via floating guide pulley 7, floating guide pulley 7 can freely slide from top to bottom along vertical slot 6 through shaft 71, and because vertical slot 6 inner bottom end is equipped with force sensing resistor 9, force sensing resistor 9 and direct current motor 4 concatenate in the power return circuit, be equipped with elastic component 10 between force sensing resistor 9 and shaft 71, thereby when the tensile force changes in the wire 3 receipts line, in order to compress elastic component 10 and float from top to bottom through floating guide pulley 7, in order to trigger the corresponding change of resistance value of force sensing resistor 9, in order to trigger the corresponding change of the rotational speed of direct, in addition, a fixed resistor 11 is connected between the direct current motor 4 and the force-sensitive resistor 9 in series, transverse plates 12 are transversely fixed on two sides of the top end of the elastic piece 10, a connecting plate 13 is vertically fixed at the lower end of the transverse plate 12, a metal sheet 14 is fixedly attached to the lower end of the connecting plate 13 and used for attaching to the side end of the force-sensitive resistor 9 so as to connect and conduct the force-sensitive resistor 9 in a power supply loop, so that when the floating guide wheel 7 floats at the top end or the bottom end of the vertical slot 6, the metal sheet 14 can be separated from the force sensitive resistor 9, so that when the tension deviation is large, but the rolling of automatic shutdown, it is fixed with rubber pad 15 to laminate on the 6 lower extreme inside walls in vertical groove to extrude foil 14 and paste tight force sensing resistor 9, and the design of connecting plate 13 bottom is the closed angle form, and vertical groove 6 outside has the height scale along vertical direction sign, so that observe and judge the tension change, and elastic component 10 is compression spring.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. An automatic doubling device, comprising:
a frame;
the winding roller is arranged at the lower end of the rack and used for rotating and winding wires, and the side end of the winding roller is coaxially connected with a connecting shaft;
the output shaft of the direct current motor is coaxially connected with the connecting shaft;
the first guide wheel is movably connected to the rack and used for guiding the winding roll to wind up;
the vertical groove is vertically fixed on the rack;
the floating guide wheel is arranged outside the vertical groove, the floating guide wheel is coaxially connected with a wheel shaft, and one end of the wheel shaft penetrates through the vertical groove to be clamped in the vertical groove so as to slide up and down along the vertical groove;
the second guide wheel is movably connected to the rack, is positioned on one side of the floating guide wheel, which is far away from the first guide wheel, and is used for guiding incoming wires so that the wires can be guided to be wound up through the second guide wheel, the floating guide wheel and the first guide wheel in sequence;
the force-sensitive resistor is arranged at the bottom end in the vertical groove and is connected with the direct current motor in a power supply loop in series;
the elastic piece is arranged in the vertical groove, one end of the elastic piece is connected to the force-sensitive resistor, and the other end of the elastic piece is abutted against the lower end of the wheel shaft;
the tension force of the wire can be reversely adjusted by changing the tension force when the wire is taken up so that the floating guide wheel compresses the elastic piece to float up and down, the resistance value of the force sensitive resistor can be triggered to change, the rotating speed of the direct current motor can be triggered to change.
2. The automatic doubling device according to claim 1, wherein a fixed resistor is further connected in series between the direct current motor and the force sensitive resistor.
3. The automatic doubling device according to claim 1, wherein lateral plates are further transversely fixed to two sides of a top end of the elastic member, a connecting plate is vertically fixed to a lower end of the lateral plates, a metal sheet is fixedly attached to a lower end of the connecting plate and used for being attached to a side end of the force sensitive resistor to connect and conduct the force sensitive resistor in the power circuit, and when the floating guide wheel floats to a top end or a bottom end of the vertical groove, the metal sheet can be driven to be separated from the force sensitive resistor.
4. The automatic doubling device according to claim 3, wherein a rubber pad is attached and fixed on the inner side wall of the lower end of the vertical groove and used for pressing the metal sheet to be attached to the force-sensitive resistor.
5. The automatic doubling device according to claim 4, wherein the bottom end of the connecting plate is designed to be pointed.
6. The automatic doubling device according to claim 1, wherein a height scale is marked on the outer side of the vertical groove in the vertical direction.
7. The automatic doubling device according to claim 1, wherein the elastic member is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027620.1U CN212315207U (en) | 2020-06-08 | 2020-06-08 | Automatic doubling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027620.1U CN212315207U (en) | 2020-06-08 | 2020-06-08 | Automatic doubling device |
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| Publication Number | Publication Date |
|---|---|
| CN212315207U true CN212315207U (en) | 2021-01-08 |
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|---|---|---|---|
| CN202021027620.1U Active CN212315207U (en) | 2020-06-08 | 2020-06-08 | Automatic doubling device |
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| CN (1) | CN212315207U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086510A (en) * | 2021-04-30 | 2021-07-09 | 于磊 | Permanent magnet carrier roller conveyor with adhesive tape deviation rectifying function |
| CN114348784A (en) * | 2022-01-05 | 2022-04-15 | 中国航空制造技术研究院 | Torque transmitter and tow releasing mechanism |
| CN115583539A (en) * | 2022-10-27 | 2023-01-10 | 中国航空制造技术研究院 | Device and method for controlling tow tension for laying composite tows |
| CN114348784B (en) * | 2022-01-05 | 2024-05-07 | 中国航空制造技术研究院 | Torque transmitter and tow releasing mechanism |
-
2020
- 2020-06-08 CN CN202021027620.1U patent/CN212315207U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113086510A (en) * | 2021-04-30 | 2021-07-09 | 于磊 | Permanent magnet carrier roller conveyor with adhesive tape deviation rectifying function |
| CN114348784A (en) * | 2022-01-05 | 2022-04-15 | 中国航空制造技术研究院 | Torque transmitter and tow releasing mechanism |
| CN114348784B (en) * | 2022-01-05 | 2024-05-07 | 中国航空制造技术研究院 | Torque transmitter and tow releasing mechanism |
| CN115583539A (en) * | 2022-10-27 | 2023-01-10 | 中国航空制造技术研究院 | Device and method for controlling tow tension for laying composite tows |
| CN115583539B (en) * | 2022-10-27 | 2023-09-19 | 中国航空制造技术研究院 | Tow tension control device and method for composite material tow laying |
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