CN211687691U

CN211687691U - Automatic pay-off device

Info

Publication number: CN211687691U
Application number: CN202020237998.8U
Authority: CN
Inventors: 曹棋; 任大勇; 李胜夏
Original assignee: Shanghai Mi Fang Electronics Ltd
Current assignee: Shanghai Mi Fang Electronics Ltd
Priority date: 2020-03-02
Filing date: 2020-03-02
Publication date: 2020-10-16
Anticipated expiration: 2030-03-02

Abstract

The utility model discloses an automatic pay-off device, which comprises a control system, a wire coil, a driving device and a detection device, wherein a wire is wound on the wire coil and is used for being connected with a working mechanism, and the working mechanism is used for applying tension to the wire; the wire disc is connected with a driving device, the driving device is used for driving the wire disc to rotate and releasing the wire, so that the wire can move along a first direction to adjust the looseness, and the first direction at least comprises the radial direction of the wire; the detection device comprises a first sensor and a detection piece, the detection piece is arranged corresponding to the lead, the detection piece can be in contact with the lead in the process that the lead moves along the first direction and is driven by the lead to move along the second direction so as to reach the first position, the first sensor can be triggered to send a first signal to the control system in the state that the detection piece reaches the first position, and the control system is used for controlling the driving device to start or stop according to the first signal. The automatic pay-off device can improve the universality of the system.

Description

Automatic pay-off device

Technical Field

The utility model relates to an automated production equipment field especially relates to an automatic pay-off.

Background

When the existing automatic pay-off device is used for processing the superfine wire, a mechanical sensor is usually used for detecting the tension value of the wire, and then a microprocessor is used for comparing and calculating the measured tension value with a preset tension value, so that the speed of a driving motor is controlled, and the tension of the wire is maintained within a certain range.

However, the tension values of the wires with different specifications are different, and in actual production, the wires with the same specification have the condition of non-uniform theoretical deformation tension values due to different material components, so that the system universality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an automatic pay-off to improve automatic pay-off's the general nature of system.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic pay-off, include:

a control system;

the wire guide device comprises a wire guide disc, a wire guide plate and a wire guide plate, wherein a wire is wound on the wire guide disc and is used for being connected with a working mechanism, and the working mechanism is used for applying tension to the wire guide plate;

the wire coil is connected with the driving device, the driving device is electrically connected with the control system, the driving device is used for driving the wire coil to rotate and release a wire, so that the wire positioned between the wire coil and the working mechanism can move along a first direction to adjust the looseness of the wire, and the first direction at least comprises the radial direction of the wire;

the detection device comprises a first sensor and a detection piece, the detection piece and the conducting wire are correspondingly arranged, the detection piece can be in contact with the conducting wire in the process that the conducting wire moves in the first direction and is driven by the conducting wire to move in the second direction so as to reach a first position, the first sensor can be triggered to send a signal to the control system in the state that the detection piece reaches the first position, and the control system is used for controlling the driving device to drive the conducting wire disc to rotate and release the conducting wire according to the signal.

Preferably, the detecting member is capable of contacting the wire and being moved by the wire in the second direction to reach the first position during the movement of the wire in the first direction to reduce slack.

Preferably, the detection part comprises a wiring harness and a colored plastic sheet, wherein a first end of the wiring harness is fixed, and a second end of the wiring harness is provided with the colored plastic sheet;

the wire harness is arranged corresponding to the conducting wire, the wire harness can be in contact with the conducting wire in the process that the conducting wire moves along the first direction and is driven by the conducting wire to move along the second direction so that the colored plastic sheet reaches the first position, and the first sensor can be triggered to send the signal to the control system in the state that the colored plastic sheet reaches the first position.

Preferably, the detection device further comprises a bracket, the bracket comprises a bottom plate, a first support plate and a second support plate, the first support plate and the second support plate are respectively arranged at two ends of the top surface of the bottom plate in a protruding mode, the first end of the wire harness is fixed on the first support plate, the second support plate is provided with a guide hole, and the wire harness penetrates through the guide hole; the wire is located between the wire harness and the base plate.

Preferably, the wire extends at least in a horizontal direction, and the first direction and the second direction are both vertical directions.

Preferably, the detection device further comprises a pulley, the pulley is movably arranged on the wire harness in a penetrating mode, and the wire is wound below the pulley.

Preferably, the detection part is provided with a hanging ring, and the lead is arranged in the hanging ring in a penetrating way.

Preferably, the hanging ring can rotate 360 degrees by taking the radial direction of the lead as an axis.

Preferably, the automatic pay-off device further comprises a second sensor and an alarm, the second sensor and the alarm are both electrically connected with the control system, and the second sensor is located below the first sensor; when the detection piece is in a third position state, the second sensor sends a detection signal to the control system after detecting the position of the detection piece, and the control system controls the alarm to give an alarm.

Wherein preferably, the wire coil is the cylinder shape, just the both ends of wire coil all are equipped with the baffle, the baffle is followed the radial extension of cylinder, the wire is located two between the baffle, the baffle is used for the restriction the wire is followed the axial removal of cylinder.

Compared with the prior art, the utility model, beneficial effect as follows:

the utility model provides an automatic pay-off, it supplies with the wire for operating device through the wire dish, and after the wire in operating device used up, can stimulate the wire and make the wire tensioning gradually, simultaneously, drive arrangement is used for driving the wire dish and rotates and release the wire, makes the wire that is located between wire dish and the operating device can follow the first direction and remove the looseness in order to adjust the wire. The detection piece can contact with the wire in the process that the wire moves along the first direction and is driven by the wire to move along the second direction so as to reach the first position, when the first sensor detects that the detection piece moves to the first position, the fact that the wire in the working mechanism is used up and needs to be paid off is indicated, at the moment, the first sensor is triggered to send a first signal to the control system, the control system is used for controlling the driving device to drive the wire disc to rotate and release the wire according to the first signal, the wire is gradually loosened, after the wire is gradually loosened, the detection piece returns to the original position again under the action of gravity, and the process is repeated when the wire in the working mechanism is used up again, so that circulation is achieved. The automatic pay-off device has the advantages that the use conditions are wider, complex prepositive work such as wire tension calculation is not needed, meanwhile, the application range is wider, the automatic pay-off device is not limited to paying off of superfine wires, and the system universality of the automatic pay-off device is improved.

Drawings

Fig. 1 is a schematic structural view of an automatic pay-off device provided by an embodiment of the present invention.

In the drawings, each reference numeral denotes:

1. a wire guide disc; 11. a baffle plate;

2. a drive device;

3. a detection device; 31. a first sensor; 32. a detection member; 33. a support; 321. a wire harness; 322. a colored plastic sheet; 331. a base plate; 332. a first support plate; 333. a second support plate;

4. and (4) conducting wires.

Detailed Description

To make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, an automatic wire releasing device according to an embodiment of the present invention includes a wire tray 1, a driving device 2, a detecting device 3, and a control system.

A wire 4 is wound on the wire coil 1, the wire 4 is used for being connected with a working mechanism, and the working mechanism is used for applying tension to the wire 4; the wire coil 1 is connected with the driving device 2, the driving device 2 is electrically connected with the control system, the driving device 2 is used for driving the wire coil 1 to rotate and release a wire, so that the wire 4 positioned between the wire coil 1 and the working mechanism can move along a first direction to adjust the looseness of the wire 4, and the first direction at least comprises the radial direction of the wire 4; the detection device 3 comprises a first sensor 31 and a detection piece 32, the detection piece 32 is arranged corresponding to the lead 4, the detection piece 32 can be in contact with the lead 4 in the process that the lead 4 moves along the first direction and is driven by the lead 4 to move along the second direction so as to reach the first position, the first sensor 31 can be triggered to send a first signal to a control system in the state that the detection piece 32 reaches the first position, and the control system is used for controlling the driving device 2 to start or stop according to the first signal.

In this embodiment, it supplies wire 4 to the operating mechanism through wire coil 1, and after wire 4 in the operating mechanism runs out, can stimulate wire 4 and make wire 4 tension gradually, and simultaneously, drive arrangement 2 is used for driving wire coil 1 and rotates and release wire 4, makes wire 4 between wire coil 1 and the operating mechanism can move along the first direction in order to adjust the looseness of wire 4. The detection piece 32 can contact with the wire 4 in the process that the wire 4 moves along the first direction and is driven by the wire 4 to move along the second direction so as to reach the first position, when the first sensor 31 detects that the detection piece 32 moves to the first position, the fact that the wire 4 in the working mechanism is used up and needs to be paid off is indicated, at the moment, the first sensor 31 is triggered to send a first signal to the control system, the control system is used for controlling the driving device 2 to drive the wire coil 1 to rotate and release the wire 4 according to the first signal, the wire 4 is made to be gradually loosened, when the wire 4 is gradually loosened, the detection piece 32 returns to the original position again under the action of gravity, and when the wire 4 in the working mechanism is used up again, the process is repeated, and accordingly circulation is achieved. The automatic pay-off device has the advantages that the use conditions are wider, complex prepositive work such as wire tension calculation is not needed, meanwhile, the application range is wider, the automatic pay-off device is not limited to paying off of superfine wires, and the system universality of the automatic pay-off device is improved.

It should be noted that in the present embodiment, the working mechanism can apply a pulling force to the wire 4, so that the looseness of the wire 4 is reduced. When there is a difference between the pulling speed of the wire 4 by the working mechanism and the releasing speed of the wire 4 by the wire tray 1, the wire 4 between the wire tray 1 and the working mechanism moves in the first direction and the slack of the wire 4 changes. Wherein, first position can be set for according to actual conditions, for example can drive the detection piece and reach first position when the sag of wire 4 is less, and at this moment, the steerable drive arrangement 2 of control system starts and rotates and release wire 4 with drive wire coil 1 to increase the sag of wire 4, make the sag of wire 4 can keep in the certain limit, because the sag of wire 4 can keep in the certain limit, consequently can not be tensioned, thereby make automatic pay-off can be applicable to the wire of different tension values, and application scope is wider. Meanwhile, complex prepositive work such as wire tension calculation is not needed, and the use is more convenient. Of course, the detecting element 32 may be driven to the first position when the slack of the wire 4 is large, and at this time, the control system may control the driving device 2 to stop the wire coil 1 from releasing the wire 4, so as to reduce the slack of the wire 4, and keep the slack of the wire 4 within a certain range, thereby preventing the wire 4 from being too slack.

The driving device 3 in the embodiment can be a stepping motor, replaces a traditional servo motor, greatly reduces the cost of the whole device, and is beneficial to batch production and popularization.

In the above embodiment, it is preferable that the detecting member 32 is capable of contacting the wire 4 and being moved by the wire 4 in the second direction to reach the first position in the process that the wire 4 is moved in the first direction to reduce the slack; the control system is used for controlling the driving device to start according to the first signal. Therefore, when the looseness of the wire 4 is reduced, the detection piece can be driven to reach the first position, at the moment, the control system can control the driving device 2 to be started to drive the wire coil to rotate and release the wire, so that the looseness of the wire 4 is increased, the looseness of the wire can be kept in a certain range, and the wire 4 is effectively prevented from being tensioned.

As can be seen with reference to fig. 1, in the present embodiment, the wire 4 extends at least in a horizontal direction, and both the first direction and the second direction are vertical directions. Because wire 4 extends along the horizontal direction at least, consequently, when the looseness of wire 4 changes, wire 4 can move along vertical direction to can drive the detection piece and move along vertical direction, from this, do benefit to the accuracy that improves the detection piece and remove, improve the reliability that automatic pay-off used.

It should be understood that, in the present embodiment, the wire 4 drives the detecting element 32 to move to reach the first position in the process of reducing the slack, which is only one preferred embodiment, and in other embodiments, the wire 4 may also drive the detecting element 32 to move to reach the first position in the process of increasing the slack, and the specific form is not limited.

In the above embodiment, it is preferable that the detecting member 32 includes the wire harness 321 and the colored plastic sheet 322, a first end of the wire harness 321 is fixed, and a second end of the wire harness 321 is provided with the colored plastic sheet 322. The wire harness 321 is arranged corresponding to the wire 4, so that the wire 4 can drive the wire harness 321 to move in the process of adjusting the tightness. Referring to fig. 1, in the present embodiment, the wire harness 321 can contact the wires 4 during the movement of the wires 4 in the first direction and is moved by the wires 4 in the second direction to make the colored plastic sheet 322 reach the first position, and the first sensor 31 can be triggered to send a first signal to the control system when the colored plastic sheet 322 reaches the first position. Therefore, the detection piece 32 has a simple structure, and in addition, due to the arrangement of the colored plastic sheet 322, the first sensor 31 can be a common photoelectric sensor, and a precise mechanical sensor is replaced by the mutual matching of the photoelectric sensor and the colored plastic sheet 322, so that the use environment requirement of the device is reduced, and meanwhile, the production cost is also reduced.

In the above embodiment, preferably, the detecting device 3 further includes the bracket 33, the bracket includes the bottom plate 331, the first support plate 332 and the second support plate 333, and the first support plate 332 and the second support plate 333 are respectively provided at two ends of the top surface of the bottom plate 331 in a protruding manner. A first end of the wire harness 321 is fixed on the first support plate 332, a guide hole is formed in the second support plate 333, and the wire harness 321 penetrates through the guide hole; the wires 4 are correspondingly located between the wire harness 321 and the bottom plate 331. The bracket 33 can ensure that the detection piece 32 is smoothly installed in place, and the position of the detection piece 32 can be adjusted as required.

In the above embodiment, preferably, the detecting device 3 further includes a pulley (not shown), the pulley is movably sleeved on the wire harness 321, and the conducting wire 4 is wound on the pulley. By utilizing the pulley, the sliding friction between the wire 4 and the wire harness 321 can be changed into the rolling friction between the wire 4 and the pulley, so that the friction force is reduced, the wire 4 or the wire harness 321 is prevented from being broken due to continuous friction, and the use safety of the whole device is improved. Meanwhile, since the pulley can move on the wire harness 321, even if the position of the wire 4 varies, the pulley can be adaptively position-adjusted by pulling the wire 4 to ensure that the frictional force is always in a minimum state.

In the above embodiment, it is preferable that the detecting member 32 is provided with a hanging ring (not shown), and the lead wire 4 is inserted into the hanging ring. Therefore, the power transmission is carried out by utilizing the hanging ring, so that the detection piece is driven to move. This structure makes it possible to prevent the lead wire 4 from directly contacting the detecting member 32, thereby avoiding damage to the detecting member 32.

Preferably, the link includes connecting portion and ring body, and the ring body is connected with connecting portion through the pivot, and connecting portion are connected with detection piece 32, and the radial setting of ring body is followed to the pivot, and wire 4 wears to establish in the ring body. Therefore, when the moving direction of the wire deflects, the ring body can rotate relative to the detection piece 32 by taking the rotating shaft as the center, so that the change of the direction of the wire is adapted, and the use reliability of the automatic pay-off device is improved.

In the above embodiment, the automatic pay-off device further includes a second sensor (not shown in the figure) and an alarm (not shown in the figure). The second sensor and the alarm are electrically connected with the control system; the second sensor can be triggered to send a second signal to the control system when the detection piece reaches a second position, the control system is used for controlling the alarm to be started according to the second signal, and the second position is located in the second direction, is located below the first position and has a set distance with the first position. In this embodiment, because the second direction is vertical, therefore can drop and pass through the second position along the second direction when the detection piece drops, the second sensor can be triggered in the state that the detection piece reaches the second position at this moment in order to send the second signal to control system, control system is used for according to the second signal control the alarm starts to send out the police dispatch newspaper, in order to indicate the automatic pay-off of operator to break down to improve the safety of automatic pay-off use, in order to avoid causing unnecessary loss.

In the above embodiment, preferably, the wire coil 1 is in a cylindrical shape, the two ends of the wire coil 1 are both provided with the baffle plates 11, the baffle plates 11 extend along the radial direction of the cylinder, the wire 4 is located between the two baffle plates 11, and the baffle plates are used for limiting the axial movement of the wire 4 along the cylinder, so that the wire 4 is prevented from being separated from the wire coil 1, and the normal use of the wire 4 is ensured.

To sum up, the embodiment of the utility model provides an automatic pay-off, its not only suitability is more extensive, utilizes step motor to replace servo motor moreover, utilizes photoelectric sensor to replace mechanical sensor, can greatly reduced manufacturing cost, is favorable to mass production and popularization.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An automatic pay-off device, comprising:

a control system;

the detection device comprises a first sensor and a detection piece, the detection piece is arranged corresponding to the conducting wire, the detection piece can be in contact with the conducting wire in the process that the conducting wire moves along the first direction and is driven by the conducting wire to move along the second direction so as to reach a first position, the first sensor can be triggered to send a first signal to the control system in the state that the detection piece reaches the first position, and the control system is used for controlling the driving device to start or stop according to the first signal.

2. The automatic pay-off device as claimed in claim 1, wherein the detecting member is capable of contacting the wire and being moved by the wire in the second direction to reach the first position during movement of the wire in the first direction to reduce slack;

the control system is used for controlling the driving device to start according to the first signal.

3. The automatic pay-off device as claimed in claim 2, wherein the detecting member comprises a wire harness and a colored plastic sheet, a first end of the wire harness is fixed, and a second end of the wire harness is provided with the colored plastic sheet;

the wire harness is arranged corresponding to the conducting wire, the wire harness can be in contact with the conducting wire in the process that the conducting wire moves along the first direction and is driven by the conducting wire to move along the second direction so that the colored plastic sheet reaches the first position, and the first sensor can be triggered to send the first signal to the control system in the state that the colored plastic sheet reaches the first position.

4. The automatic pay-off device as claimed in claim 3, wherein the detection device further comprises a bracket, the bracket comprises a bottom plate, a first support plate and a second support plate, the first support plate and the second support plate are respectively arranged at two ends of the top surface of the bottom plate in a protruding manner, a first end of the wire harness is fixed on the first support plate, a guide hole is arranged on the second support plate, and the wire harness is arranged in the guide hole in a penetrating manner; the wire is located between the wire harness and the base plate.

5. The automatic pay-off device according to claim 1, wherein said wire extends at least in a horizontal direction, said first and second directions being both vertical directions.

6. The automatic pay-off device as claimed in claim 3, wherein the detecting means further comprises a pulley, the pulley is movably fitted over the wire harness, and the wire is wound around the pulley.

7. The automatic pay-off device as claimed in claim 1, wherein a hanging ring is provided on the detecting member, and the wire is inserted into the hanging ring.

8. The automatic pay-off device as claimed in claim 7, wherein the hanging ring comprises a connecting portion and a ring body, the ring body is connected with the connecting portion through a rotating shaft, the connecting portion is connected with the detecting member, the rotating shaft is arranged along a radial direction of the ring body, and the wire penetrates through the ring body.

9. The automatic pay-off device of claim 5, further comprising a second sensor and an alarm, both of which are electrically connected to the control system; the second sensor can be triggered to send a second signal to the control system when the detection piece reaches a second position, the control system is used for controlling the alarm to be started according to the second signal, and the second position is located in the second direction, is located below the first position and has a set distance with the first position.

10. The automatic pay-off device as claimed in claim 1, wherein the wire coil is cylindrical, and the two ends of the wire coil are provided with baffles extending in the radial direction of the cylinder, the wire is located between the two baffles, and the baffles are used for limiting the movement of the wire in the axial direction of the cylinder.