Wireless automatic stop type line finding structure

Abstract

The utility model discloses a wireless self-stop type line finding structure, which belongs to the technical field of line finding of an inlaying machine and is characterized by comprising a conveying mechanism, a line finding mechanism is fixedly connected to the inner side of the conveying mechanism, and a PLC (programmable logic controller) is mounted on the surface of the right side of the conveying mechanism. A servo motor in the conveying mechanism drives a conveying belt through a connecting rotating shaft connected through a flat key, high transmission precision is ensured, slipping is avoided, stable conveying of wires is achieved, and the machining precision of the head embedding machine is improved. Two sets of correlation type photoelectric sensors of the wire finding mechanism are located on the front side and the rear side of a supporting shell correspondingly, and double-position detection points are formed; the position and the conveying state of the wire can be accurately judged, missing detection or misjudgment possibly caused by single-line detection is avoided, the central axis of the transmitting end and the central axis of the receiving end of the photoelectric sensor are collinear, it is ensured that the light propagation path is shortest and stable, and the detection sensitivity is improved; and the servo motor is triggered to stop automatically through a wireless signal.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of head inserting machine finds line, especially in kind of wireless self -stop type find line structure. BACKGROUND

[0002] In the modern automation production field, the precise processing demand of wire of head inserting machine and other equipment is increasing day by day, and the efficiency and accuracy of wire finding link are crucial, and the traditional wire finding structure mostly relies on manual operation or simple mechanical device, not only low efficiency, but also prone to wire positioning deviation problem, influence subsequent processing precision and product quality.

[0003] For the above problems, the existing patent gives a solution, but the existing head inserting machine wire finding structure lacks the structure of self-stopping when the wire is conveyed or there is no material, which causes the equipment to run continuously in the no-load state, accelerates the wear of the transmission belt, the wire pressing wheel, the sensor and other parts, shortens their service life, and thus increases the equipment maintenance frequency and maintenance cost.

[0004] Therefore, a wireless self-stopping wire finding structure is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of wireless self-stopping wire finding structure, can solve the problem that the existing head inserting machine wire finding lacks the structure of self-stopping when the wire is conveyed or there is no material, which causes the equipment to run continuously in the no-load state, accelerates the wear of the transmission belt, the wire pressing wheel, the sensor and other parts, shortens their service life, and thus increases the equipment maintenance frequency and maintenance cost.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of wireless self-stopping wire finding structure, including transmission mechanism, the inner side of the transmission mechanism is fixedly connected with wire finding mechanism, the surface of the right side of the transmission mechanism is equipped with PLC controller;

[0007] The wire finding mechanism includes installation groove, two photoelectric sensor emitting ends, two photoelectric sensor receiving ends, a plurality of fixed blocks, connecting rod and a plurality of wire pressing wheels, the installation groove is opened in the inner side of the transmission mechanism two sides front and back, the photoelectric sensor emitting end is respectively installed in the inner side of the installation groove of left side front and the inner side of the installation groove of left side back, the photoelectric sensor receiving end is respectively installed in the inner side of the installation groove of right side front and the inner side of the installation groove of right side back, the fixed block is welded in the top of the transmission mechanism two sides, the connecting rod is fixedly connected on the surface of fixed block, and the wire pressing wheel is rotatably connected on the surface of connecting rod.

[0008] Preferably, the transmission mechanism includes support shell, conveying belt, connecting shaft and servo motor, and the installation groove is opened in the inner side of the support shell two sides front and back.

[0009] Preferably, the fixed block is welded at the top of both sides of the support shell, the conveying belt is arranged at the inner side of the support shell, and the connecting shaft is connected to the front side of the right side of the conveying belt through a key.

[0010] Preferably, the servo motor is installed at the front side of the right side of the support shell, and the output end of the left side of the servo motor penetrates through the support shell and is fixedly connected to the right side of the connecting shaft.

[0011] Preferably, the photoelectric sensor emitting end corresponds to the photoelectric sensor receiving end and has a common central axis, and the two groups of photoelectric sensor emitting ends and photoelectric sensor receiving ends are respectively located at the front side and the rear side of the support shell.

[0012] Preferably, the surface of the wire pressing wheel is sleeved with a buffer pad, the surface of the buffer pad is engraved with anti-skid lines, and the buffer pad is made of silica gel material.

[0013] Preferably, the connecting rod is fixedly connected with a reinforcing ring on the side close to the fixed block, and the surface of the reinforcing ring is coated with anticorrosive paint.

[0014] Preferably, the wire pressing wheel is fixedly connected with a limiting ring on both sides, and the surface of the limiting ring is coated with anticorrosive paint.

[0015] Preferably, the support column is fixedly connected to the chamfered portion at the bottom of the support shell, and the bottom of the support column is engraved with anti-skid lines.

[0016] Preferably, the connecting holes are formed in the both sides of the rear side of the support shell, and the inner side of the connecting holes is provided with internal threads.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1. The servo motor in the conveying mechanism drives the conveying belt through the connecting shaft connected by a key, ensures high transmission precision, avoids slipping, realizes stable conveying of the wire rod, and improves the machining precision of the head embedding machine.

[0019] 2. The two groups of photoelectric sensors of the wire finding mechanism are respectively located at the front side and the rear side of the support shell, form double position detection points, can accurately judge the position and conveying state of the wire rod, avoid missing detection or misjudgment that may occur in single wire detection, the central axis of the photoelectric sensor emitting end and the receiving end is designed to be coaxial, ensures that the light propagation path is the shortest and stable, improves the detection sensitivity, combines the PLC controller, and when the photoelectric sensor detects the absence of the wire rod, the servo motor is automatically stopped through wireless signal triggering, realizes intelligent control, avoids equipment idling, saves energy and reduces part wear. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the overall structure diagram of the wireless self-stopping type wire finding structure of the utility model.

[0021] Figure 2 It is the structure schematic view of the photoelectric sensor transmitting end of the utility model;

[0022] Figure 3 It is the structure schematic view of the photoelectric sensor receiving end of the utility model;

[0023] Figure 4 It is the structure schematic view of the conveying mechanism of the utility model;

[0024] Figure 5 It is the structure schematic view of the connecting hole of the utility model.

[0025] In the figure, 1, conveying mechanism;11, support shell;12, conveying belt;13, connecting shaft;14, servo motor;2, line finding mechanism;21, mounting groove;22, photoelectric sensor transmitting end;23, photoelectric sensor receiving end;24, fixed block;25, connecting rod;26, line pressing wheel;3, buffer pad;4, reinforcing ring;5, limiting ring;6, PLC controller;7, support column;8, connecting hole. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1-5 The utility model provides technical schemes:

[0028] A wireless self-stopping line finding structure, including conveying mechanism 1, the inner side of conveying mechanism 1 is fixedly connected with line finding mechanism 2, and the surface of the right side of conveying mechanism 1 is provided with PLC controller 6;

[0029] Line finding mechanism 2 includes mounting groove 21, two photoelectric sensor transmitting ends 22, two photoelectric sensor receiving ends 23, a plurality of fixed blocks 24, connecting rod 25 and a plurality of line pressing wheels 26, and the mounting groove 21 is arranged on the front side and the back side of the two sides of the inner side of conveying mechanism 1, the photoelectric sensor transmitting end 22 is respectively arranged on the inner side of the mounting groove 21 of the left front side and the inner side of the mounting groove 21 of the left back side, the photoelectric sensor receiving end 23 is respectively arranged on the inner side of the mounting groove 21 of the right front side and the inner side of the mounting groove 21 of the right back side, the fixed block 24 is welded on the top of the two sides of conveying mechanism 1, the connecting rod 25 is fixedly connected on the surface of fixed block 24, and the line pressing wheel 26 is rotatably connected on the surface of connecting rod 25.

[0030] In the embodiment: by setting the PLC controller 6 can receive signals from the photoelectric sensor, and according to the preset program to control the servo motor 14, realize the automatic wireless stop function, improve the intelligent degree of equipment and production efficiency, installation groove 21 for the photoelectric sensor emitting end 22 and the photoelectric sensor receiving end 23 provides a fixed installation position, ensure the stability and accuracy of the sensor, two groups of photoelectric sensor emitting end 22 and photoelectric sensor receiving end 23 are located in the front and back of the support shell 11, can real-time detection of the position and state of the wire, when the wire passes, the light emitted by the photoelectric sensor receiving end 23 is blocked, thereby generating an electrical signal, the signal is transmitted to the PLC controller 6, the PLC controller 6 controls the servo motor 14 to run, drives the wire to the back side of the head machine, while the front and back photoelectric sensor receiving end 23 receives light, will signal transmission to PLC controller 6, PLC controller 6 control servo motor 14 stop running, realize the automatic stop function, improve the accuracy and reliability of detection, avoid the occurrence of misjudgment and missing, fixed block 24 for connecting rod 25 provides stable support, ensure the position accuracy and stability of the pressure line wheel 26, connecting rod 25 for pressure line wheel 26 provides rotating support, so that the pressure line wheel 26 can rotate freely, also ensures the position accuracy and stability of the pressure line wheel 26, the pressure line wheel 26 through the cooperation with the conveying belt 12, can be pressed and transported, ensure the stability and accuracy of the wire in the conveying process.

[0031] Specifically, as shown in Figure 4 The conveying mechanism 1 comprises a support shell 11, a conveying belt 12, a connecting shaft 13 and a servo motor 14, and the installation groove 21 is arranged on the front side and the back side of the two sides of the inner side of the support shell 11.

[0032] Specifically, as shown in Figure 4 The fixed block 24 is welded on the top of the two sides of the support shell 11, the conveying belt 12 is arranged on the inner side of the support shell 11, and the connecting shaft 13 is connected to the right side of the front side of the conveying belt 12 through a flat key.

[0033] Specifically, as shown in Figure 4 The servo motor 14 is installed on the front side of the right side of the support shell 11, and the output end of the left side of the servo motor 14 penetrates the support shell 11 and is fixedly connected to the right side of the connecting shaft 13.

[0034] In the embodiment, the support shell 11 can support and limit the PLC controller 6, the mounting groove 21, the fixed block 24, the servo motor 14 and the conveying belt 12. The conveying belt 12 can drive the wire to move to the rear side of the jig, and can drive the wire pressing wheel 26 to rotate through friction. The connecting shaft 13 can transmit the rotating force of the servo motor 14 to the conveying belt 12, and the servo motor 14 can provide power for the rotation of the conveying belt 12.

[0035] Specifically, as shown in Figure 2 , Figure 3 The photoelectric sensor emitting end 22 corresponds to the photoelectric sensor receiving end 23 and the central axes are collinear. The two groups of photoelectric sensor emitting ends 22 and photoelectric sensor receiving ends 23 are respectively located on the front side and the rear side of the support shell 11.

[0036] Specifically, as shown in Figure 5 The surface of the wire pressing wheel 26 is sleeved with a buffer pad 3. The surface of the buffer pad 3 is engraved with anti-skid lines, and the buffer pad 3 is made of silica gel material.

[0037] In the embodiment, the photoelectric sensor emitting end 22 corresponds to the photoelectric sensor receiving end 23 and the central axes are collinear. The corresponding and collinear design ensures that the light emitted by the emitting end can be accurately projected to the receiving end, maximally reduces the interference caused by light scattering and refraction, and effectively improves the stability and reliability of the detection signal. The two groups of photoelectric sensor emitting ends 22 and photoelectric sensor receiving ends 23 are respectively located on the front side and the rear side of the support shell 11, forming a double detection defense line, which can double confirm the front and rear positions of the wire. When the wire pressing wheel 26 contacts the wire, the buffer pad 3 can effectively buffer the pressure between them, avoiding damaging the surface of the wire due to excessive pressure. It is especially suitable for some wires with soft material or easy-to-damage surface. The anti-skid lines increase the friction between the wire pressing wheel 26 and the wire, preventing the wire from slipping and shifting during the conveying process. The buffer pad 3 is made of silica gel material, and the soft silica gel material gives the buffer pad 3 good elasticity.

[0038] Specifically, as shown in Figure 5 The connecting rod 25 is fixedly connected with a reinforcing ring 4 on one side close to the fixed block 24. The surface of the reinforcing ring 4 is coated with anti-corrosion paint.

[0039] Specifically, as shown in Figure 5 The wire pressing wheel 26 is fixedly connected with a limiting ring 5 on both sides. The surface of the limiting ring 5 is coated with anti-corrosion paint.

[0040] In the embodiment, the reinforcing ring 4 is arranged to increase the structural strength of the connecting part, the anticorrosive coating is arranged to resist the erosion of the reinforcing ring 4 by humid, corrosive gas and other harsh environments, prolong the service life, the limiting ring 5 is arranged to effectively limit the axial movement of the wire pressing wheel 26, avoid the axial movement of the wire pressing wheel 26 during rotation, ensure that the wire pressing wheel 26 is always in the correct working position, the anticorrosive coating is arranged to maintain good performance in humid, acidic or alkaline corrosive environments, and prevent the limiting ring 5 from losing the limiting function due to corrosion and damage.

[0041] Specifically, as shown in Figure 5 The support column 7 is fixedly connected to the bottom of the support shell 11, and the bottom of the support column 7 is provided with anti-skid lines.

[0042] Specifically, as shown in Figure 5 The connecting holes 8 are provided on the two sides of the rear side of the support shell 11, and the inner side of the connecting holes 8 is provided with internal threads.

[0043] In the embodiment, the support column 7 is arranged to provide a stable support foundation for the entire wire finding structure, disperse the gravity and vibration generated during the operation of the device, and enhance the overall stability of the device. The anti-skid lines increase the friction between the support column 7 and the ground, prevent the device from sliding due to external force during operation, the connecting holes 8 are arranged, the conveying mechanism 1 and the head inserting machine are connected through bolts and other connecting members, and the internal threads are arranged, the internal threads are matched with the bolts, and quick and convenient connection can be achieved.

[0044] Working principle: first, the user through the external screw with support shell 11 through the connection hole 8 and head machine connection, then, the user through the PLC controller 6 servo motor 14 start, servo motor 14 through the connecting shaft 13 rotation force transmission to the conveyor belt 12, conveyor belt 12 starts to run, drive wire to the rear side head machine direction of movement, at the same time, conveyor belt 12 through the friction drive pressure wheel 26 rotation, pressure wheel 26 and conveyor belt 12 cooperate with the wire compression, ensure the stability and accuracy of wire delivery, then, the front and rear of support shell 11 optical sensor emitting end 22 continuously emit light, corresponding optical sensor receiving end 23 receive light, when the wire starts to deliver and through the optical sensor receiving end 23, the light is blocked by the wire, optical sensor receiving end 23 generates electrical signal, and the signal is transmitted to the PLC controller 6, PLC controller 6 receives the signal, control servo motor 14 continuous operation, make the wire continue to move to the rear, then, when the wire completely through the front and rear of optical sensor receiving end 23 detection area, the front and rear of optical sensor receiving end 23 can receive light, when the optical sensor receiving end 23 will signal transmission to the PLC controller 6, PLC controller 6 according to the preset program control servo motor 14 stop running, finally, after the wire processing is completed, the user again put the wire into the surface of the conveyor belt 12, at this time, the wire will be on the front side of the optical sensor receiving end 23 again, at this time, the PLC controller 6 will again control servo motor 14 start, drive conveyor belt 12 with wire rear side delivery.

[0045] The above is only the preferred embodiment of the present application, and does not limit the present application, any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A wireless self-stopping wire finding structure comprising a transmission mechanism (1), characterized in that: The inner side of the conveying mechanism (1) is fixedly connected with a line searching mechanism (2), and the surface of the right side of the conveying mechanism (1) is provided with a PLC controller (6). The line searching mechanism (2) comprises a mounting groove (21), two photoelectric sensor emitting ends (22), two photoelectric sensor receiving ends (23), a plurality of fixed blocks (24), a connecting rod (25) and a plurality of line pressing wheels (26). The mounting groove (21) is arranged on the front side and the rear side of the inner side of the conveying mechanism (1). The photoelectric sensor emitting ends (22) are respectively arranged on the inner side of the mounting groove (21) on the left front side and the inner side of the mounting groove (21) on the left rear side. The photoelectric sensor receiving ends (23) are respectively arranged on the inner side of the mounting groove (21) on the right front side and the inner side of the mounting groove (21) on the right rear side. The fixed blocks (24) are welded on the top of the two sides of the conveying mechanism (1). The connecting rod (25) is fixedly connected to the surface of the fixed block (24). The line pressing wheel (26) is rotatably connected to the surface of the connecting rod (25).

2. A wireless self-stopping line-finding structure according to claim 1, wherein: The conveying mechanism (1) comprises a support shell (11), a conveying belt (12), a connecting shaft (13) and a servo motor (14). The mounting groove (21) is arranged on the front side and the rear side of the inner side of the support shell (11).

3. A wireless self-stopping line-finding structure according to claim 2, wherein: The fixed blocks (24) are welded on the top of the two sides of the support shell (11). The conveying belt (12) is arranged on the inner side of the support shell (11). The connecting shaft (13) is connected to the front side of the right side of the conveying belt (12) through a key.

4. A wireless self-stopping line-finding structure according to claim 2, wherein: The servo motor (14) is arranged on the front side of the right side of the support shell (11). The output end of the left side of the servo motor (14) penetrates the support shell (11) and is fixedly connected to the right side of the connecting shaft (13).

5. A wireless self-stopping line-finding structure according to claim 1, wherein: The photoelectric sensor emitting ends (22) correspond to the photoelectric sensor receiving ends (23) and have the same central axis. The two groups of photoelectric sensor emitting ends (22) and photoelectric sensor receiving ends (23) are respectively arranged on the front side and the rear side of the support shell (11).

6. A wireless self-stopping line-finding structure according to claim 1, wherein: The surface of the line pressing wheel (26) is provided with a buffer pad (3). The surface of the buffer pad (3) is provided with anti-skid lines. The buffer pad (3) is made of silica gel material.

7. A wireless self-stopping line-finding structure according to claim 1, wherein: The side of the connecting rod (25) close to the fixed block (24) is fixedly connected with a reinforcing ring (4). The surface of the reinforcing ring (4) is coated with anti-corrosion paint.

8. A wireless self-stopping line-finding structure according to claim 1, wherein: The two sides of the line pressing wheel (26) are fixedly connected with limiting rings (5). The surface of the limiting ring (5) is coated with anti-corrosion paint.

9. A wireless self-stopping line-finding structure according to claim 2, wherein: The bottom of the support shell (11) is fixedly connected with a support column (7) at the chamfered corner. The bottom of the support column (7) is provided with anti-skid lines.

10. A wireless self-stopping line-finding structure according to claim 2, wherein: The rear side of the support shell (11) is provided with connecting holes (8) on both sides. The inner side of the connecting hole (8) is provided with an internal thread.

Images