CN113369849B - Automatic assembling device and assembling method for metal watchband - Google Patents
Automatic assembling device and assembling method for metal watchband Download PDFInfo
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- CN113369849B CN113369849B CN202110737481.4A CN202110737481A CN113369849B CN 113369849 B CN113369849 B CN 113369849B CN 202110737481 A CN202110737481 A CN 202110737481A CN 113369849 B CN113369849 B CN 113369849B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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Abstract
The invention discloses an automatic assembling device and an assembling method for a metal watchband, which solve the problems that wrong assembly of edge beads or middle beads is easy to occur when the traditional watchband is automatically assembled, so that the rework work is increased, and the rework rate is higher. The assembling method has the advantages of ensuring that the edge beads or the middle beads enter the assembling module in an expected assembling state, reducing the rework rate in assembling the watchband, saving the production cost of the watchband and the like.
Description
Technical Field
The invention relates to the technical field of automatic assembly, in particular to an automatic assembly device and an assembly method for a metal watchband.
Background
The metal watchband generally comprises a plurality of middle beads and side beads, wherein the middle beads and the side beads are generally processed into an arc-shaped curved surface to improve the aesthetic degree, and one end opposite to the arc-shaped curved surface is processed into a plane to prevent a user from having discomfort when wearing the watch.
In the production process of metal watchband, along with the application of automation assembly line is more and more extensive, the assembly of metal watchband has also realized automaticly, for example in 2020109572139, provides a watchband automatic assembly device, and the device has realized the automatic assembly of watchband, does not need manual intervention, can use manpower sparingly, reduction in production cost. However, when the band is assembled with the edge beads and the center beads by using the automatic band assembling apparatus, the state of the edge beads and the center beads before assembly cannot be uniquely determined, and error is easily reported during assembly.
Disclosure of Invention
The invention aims to solve the technical problem of realizing the state detection of edge beads and middle beads in the assembly of a metal watchband so as to ensure the assembly accuracy of the metal watchband and reduce the rework rate, and aims to provide an automatic assembly device and an assembly method of the metal watchband.
The invention is realized by the following technical scheme:
the utility model provides a metal watchband automatic assembly device, includes the assembly module, is used for providing the limit pearl material loading module of limit pearl and is arranged in for providing the well pearl material loading module of well pearl for the assembly module, be provided with correction assembly between well pearl material loading module, limit pearl material loading module and the assembly module respectively, correction assembly is used for adjusting well pearl, limit pearl for predetermined assembly condition.
In the automatic assembly process of metal watchband, the limit pearl, well pearl is conveyed to automatic assembly line through respective material loading module, to the material loading of little component, generally adopt vibration dish to carry out the material loading more, vibration dish can make chaotic component become orderly, thereby do benefit to the automatic assembly of metal watchband, but the limit pearl in the metal watchband, well pearl structure approximate axisymmetric structure, because its cambered surface camber is less, it is easy to appear the wrong selection to carry out certain screening through the vibration dish to it simple, it keeps unanimous promptly to be difficult to guarantee the concrete gesture of limit pearl or well pearl, what cause thereupon is just the wrong dress of limit pearl or well pearl, thereby bring frequent rework, influence the assembly efficiency of metal watchband.
Therefore, after the side beads or the middle beads are discharged from the respective feeding modules, the specific postures of the side beads or the middle beads are detected through the correction assembly, if the postures of the side beads or the middle beads are expected to be assembled, the correction assembly is used as a transmission channel of an automatic assembly line to play a role in transmitting the side beads or the middle beads, and if the postures of the side beads or the middle beads are not expected to be assembled, the correction assembly carries out system error reporting or posture correction through the posture detection of the side beads and the middle beads, so that the side beads and the middle beads entering the assembly modules are both expected to be assembled, the side beads or the middle beads are prevented from being assembled mistakenly, the rework rate is reduced, and the assembly efficiency of the metal watchband is ensured.
Preferably, the correcting component comprises a posture detection mechanism and a turning fork; the gesture detection mechanism is used for detecting the inner side plane of the edge bead or the middle bead, the turnover fork is used for overturning the edge bead or the middle bead, the gesture detection mechanism is provided with a limiting cavity used for containing the edge bead or the middle bead, the edge bead or the middle bead is in a first state or a second state when positioned in the limiting cavity, when the edge bead or the middle bead is in the first state, the edge bead or the middle bead is normally moved and carried, and when the edge bead or the middle bead is in the second state, the first turnover fork overturns the edge bead or the middle bead.
Preferably, gesture detection mechanism includes swinging boom, two reflective sensor, spacing cavity is connected with the swinging boom, and the swinging boom drives spacing cavity rotatory, set up to at the bottom of the chamber of spacing cavity can with the flat plane of the inboard plane laminating of limit pearl or well pearl, set up at the bottom of the chamber and dodge the perforation with reflective sensor position correspondence, reflective sensor is right through dodging the perforation limit pearl or well pearl detect.
Furthermore, the device comprises a verification sensor which is positioned between the two reflection sensors, and the verification sensor and the two reflection sensors are positioned on the same circumference.
Further, the device comprises a rough detection mechanism, wherein the rough detection mechanism is arranged in front of the posture detection mechanism and is used for detecting edge beads or middle beads before entering the posture detection mechanism.
Furthermore, the turnover fork arm is provided with a first fork end and a second fork end, the first fork end and the second fork end are respectively used for inserting two ear holes of the edge bead, the first fork end or the second fork end is provided with a power source, and the power source drives the first fork end or the second fork end to rotate along the axis of the power source.
An automatic assembly method of a metal watchband adopts the automatic assembly device of the metal watchband, and comprises the following steps: s1, starting a side bead feeding module and a middle bead feeding module to enable side beads and middle beads to be conveyed to the front of a correcting component under the action of a conveying line; s2, the control system determines the postures of the side beads and the middle beads according to the signal feedback of the reflective sensor: if the posture of the edge bead or the middle bead is in a first state, the transmission line transmits the edge bead or the middle bead to the assembly module; if the posture of the side bead or the middle bead is in a second state, the control system drives the turning fork to turn the side bead or the middle bead; if the edge bead or the middle bead is in other postures, the control system reports the fault.
Preferably, the control system drives the rotating arm to rotate according to the feedback signal of the rough detection mechanism, the rotating arm is in standby state if the rough detection mechanism feedback signal indicates that the edge bead and the middle bead are in the expected assembly postures, and the rotating arm is operated if the rough detection mechanism feedback signal indicates that the edge bead and the middle bead are in other postures.
Preferably, the fault reporting in step S2 includes maintenance fault reporting and material arrangement fault reporting, the rotating arm is driven to rotate 180 degrees in a state of only one reflective sensor feeding back a signal, if only one reflective sensor feeding back a signal, the control system performs material arrangement fault reporting, and if none of the reflective sensors feeding back a signal, the control system performs maintenance fault reporting.
Compared with the prior art, the invention has the following advantages and beneficial effects:
the invention relates to an automatic assembling device and an assembling method of a metal watchband, wherein after discharging from respective feeding modules, edge beads or middle beads are detected by arranging a correction component to detect the specific postures of the edge beads or the middle beads, if the postures of the edge beads or the middle beads are in the expected postures to be assembled, the correction component is used as a transmission channel of an automatic assembling line to play a role in transmitting the edge beads or the middle beads, and if the postures of the edge beads or the middle beads are not in the expected postures to be assembled, the correction component carries out systematic error reporting or posture correction on the posture detection of the edge beads and the middle beads, so that the edge beads and the middle beads entering the assembling modules are in the expected postures to be assembled, the misloading of the edge beads or the middle beads is prevented, the rework rate is reduced, and the assembling efficiency of the metal watchband is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an embodiment of the present invention.
Reference numbers and corresponding part names in the drawings:
1-a limiting cavity, 2-a rotating arm, 3-a first reflective sensor, 4-a second reflective sensor, 5-a rotating cylinder, 6-a verification sensor, 7-a first fork end, 8-a second fork end, 9-a power source, 10-a slide block, 11-a lead screw, 12-a motor, 13-a side bead, 14-a coarse detection mechanism, 15-a rear track, 16-a front track, 17-a movable side wall, 18-a cylinder, 19-a rotating hole, 20-an opening, 21-a first avoidance through hole and 22-a second avoidance through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and the accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not used as limiting the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, if reference to "one embodiment", "an embodiment", "one example" or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it should be understood that if the terms "front", "back", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate an orientation or positional relationship based on that shown in the drawings, it is merely for convenience of description and simplicity of description, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the scope of the present invention.
Examples
As shown in fig. 1, 2, 3, and 4, an automatic assembling device for a metal watchband comprises an assembling module, a bead feeding module 13 for providing a bead 13 for the assembling module, and a bead feeding module for providing a bead for the assembling module, wherein correction components are respectively arranged between the bead feeding module, the bead feeding module 13, and the assembling module, and the correction components are used for adjusting the bead and the bead 13 to a preset assembling state.
In this embodiment, the edge beads 13 and the middle beads are respectively arranged by the edge bead 13 feeding module and the middle bead feeding module and are conveyed to the assembly line, and because the edge beads 13 and the middle beads have smaller shapes, the existing vibration disc can be used for arranging and feeding the edge beads 13 and the middle beads, and it can be understood that the edge beads 13 and the middle beads have basic standing postures in the assembly line after being arranged by the vibration disc: for example, the edge bead 13 or the middle bead has a long axis, and the long axis of the edge bead 13 or the middle bead is always along the traveling direction of the assembly line in the assembly line, and the setting position can be used for screening by adjusting the width of the assembly line or the width of the transmission track in the vibration disc, which is a conventional screening method in the field of automatic assembly and will not be described in detail herein. As mentioned above, in the structure of the side beads 13 and the center beads, one side of the side beads 13 and the center beads is a cambered surface, the curvature of the cambered surface is not large, and the direction of all the cambered surfaces of the side beads 13 or the center beads cannot be ensured to be constant by simple screening through an assembly line or a vibration disc, so that a correction component is arranged between the side bead 13 feeding module, the center bead feeding module and the assembly module, the correction component respectively detects the state of the side beads 13 and the center beads, determines the direction of the cambered surfaces of the side beads 13 and the center beads relative to the transmission track, when the direction of the cambered surfaces is opposite to the transmission track, the state of the side beads 13 and the center beads is the expected assembly state, the correction component does not operate the side beads 13 or the center beads, the side beads 13 and the center beads pass through the station where the correction component is located, and when the direction of the cambered surfaces is opposite to the transmission track, the correction component corrects the posture of the side beads 13 and the center beads, so that the side beads 13 and the center beads respectively present the expected to-be-assembled posture. And the edge beads 13 and the middle beads are conveyed to an assembly module for assembly after passing through the station where the correction assembly is located, and the assembly of the metal watchband is completed.
Specifically, the correcting component comprises a posture detecting mechanism and a turning fork; gesture detection mechanism is used for detecting the inboard plane of limit pearl 13, well pearl, the upset fork hand is used for the opposite side pearl 13, well pearl overturns, gesture detection mechanism is provided with the spacing cavity 1 that is used for holding limit pearl 13 or well pearl, and limit pearl 13 or well pearl are first state or second state when being located spacing cavity 1, and when limit pearl 13 or well pearl are first state, limit pearl 13 or well pearl are normally carried, and when limit pearl 13 or well pearl are the second state, first upset fork hand overturns this limit pearl 13 or well pearl.
In this embodiment, the inner plane is substantially a plane opposite to the curved surface. In the structure of the edge bead 13 or the middle bead, the relative position of the inner side plane and the curved surface is in central symmetry, the inner side plane and the curved surface form structural difference, the orientation of the curved surface is determined by detecting the inner side plane, the state detection of the edge bead 13 and the middle bead is carried out by utilizing the self structural characteristics of the edge bead 13 or the middle bead, the design difficulty is small, the detection mechanism can be allowed to be simpler based on the plane detection, the manufacturing cost of the device is reduced, and the assembly difficulty of the device is reduced.
Specifically, the posture detection mechanism comprises a rotating arm 2, a first reflective sensor 3 and a first reflective sensor 3, a limiting cavity 1 is connected with the rotating arm 2, the rotating arm 2 is provided with a rotating cylinder 5, under the driving of the rotating cylinder 5, the rotating arm 2 rotates around the axis of the rotating arm, the rotating arm 2 drives the limiting cavity 1 to rotate, the cavity bottom of the limiting cavity 1 is provided with a flat bottom surface which can be attached to the inner side plane of the edge bead 13, the width of the inner cavity of the limiting cavity 1 is matched with the width of the edge bead 13 or the middle bead, preferably, the gap between the inner side wall of the cavity of the limiting cavity 1 and the edge bead 13 or the middle bead is set to be 0.5mm, so that the limiting effect on the edge bead 13 or the middle bead is achieved, and the gap of 0.5mm is set to ensure that the edge bead 13 or the middle bead can enter the limiting cavity 1 with a certain posture error, a first avoidance perforation 21 and a second avoidance perforation 22 corresponding to the positions of the first reflection type sensor 3 and the second emission type sensor are arranged at the cavity bottom, the first reflection type sensor 3 and the second reflection type sensor 4 detect the edge bead 13 or the middle bead through the first avoidance perforation 21 and the second avoidance perforation 22, the detection directions of the first reflection type sensor 3 and the second reflection type sensor 4 are vertical to the plane of the cavity bottom, the first reflection type sensor 3 and the second reflection type sensor 4 adopt common reflection type photoelectric sensors, the first reflection type sensor 3 and the second reflection type sensor 4 can be arranged on a rotating cylinder 5 connected with the rotating arm 2, the first reflection type sensor 3 and the second reflection type sensor 4 are respectively positioned at two axial sides of the rotating arm 2 and are in central symmetry, when the edge bead 13 or the middle bead enters the limit cavity 1, the first reflection type sensor 3 and the second reflection type sensor 4 pass through the first avoidance perforation 21, the second avoidance perforation 22, the second avoidance through hole 22 detects a surface of the side bead 13 or the middle bead, which is in contact with the cavity bottom, if an inner plane of the side bead 13 or the middle bead is in contact with the cavity bottom, the first reflective sensor 3 and the second reflective sensor 4 can receive a reflection signal, if a curved surface of the side bead 13 or the middle bead is in contact with the cavity bottom, the first reflective sensor 3 and the second reflective sensor 4 cannot receive the reflection signal, in particular, if the curved surface of the side bead 13 or the middle bead is in contact with the cavity bottom, the posture of the side bead 13 or the middle bead may not be uniquely determined, when an orifice of one avoidance through hole is blocked by the curved surface of the side bead 13, the first reflective sensor 3 detects a signal, the second reflective sensor 4 cannot detect a signal, but for the system cannot judge whether the signal feedback caused by the posture of the side bead 13 or the middle bead 4 or the second reflective sensor 4 detects a failure, the rotary cylinder 5 is driven to rotate the cavity 1 by 180 degrees, the relationship between the first reflective sensor 3 and the second reflective sensor 4 should be replaced by the second reflective sensor, and the second reflective sensor should be used for notifying a worker that the reflector sensor fails, if the reflector sensor fails, and the worker should perform the reflected signals before the reflector sensor 4, and the reflector sensor before the system fails, the worker should perform the reflector sensor.
As a specific embodiment of the turning fork arm, the turning fork arm has a cross section in a shape of a Chinese character 'ao', both ends of the turning fork arm form a first fork end 7 and a second fork end 8, respectively, and the first fork end 7 and the second fork end 8 are used for inserting into two ear holes of the side bead 13 or the middle bead, respectively, where it can be understood that the size of the first fork end 7 and the size of the second fork end 8 should be smaller than the size of the ear holes at most, preferably, both the first fork end 7 and the second fork end 8 are set to be cylindrical ends with a diameter smaller than the ear holes, the first fork end 7 or the second fork end 8 is configured with a power source 9, the power source 9 drives the first fork end 7 or the second fork end 8 to rotate along its own axis, when one of the fork ends rotates, the other fork end rotates around the one of the fork ends, thereby realizing that the side bead 13 or the middle bead rotates around the axis of the one of the ear holes, then the overturning of the edge bead 13 or the middle bead is realized, the power source 9 is further connected with a slide block 10, the slide block 10 is provided with a lead screw 11 and a motor 12, when the motor 12 is driven, the slide block 10 drives the power source 9 to do linear reciprocating motion, so that the first fork end 7 and the second fork end 8 are separated from the ear hole of the edge bead 13 or the middle bead, for the limiting cavity 1, in order to match the overturning motion of the edge bead 13 or the middle bead, the limiting cavity 1 is set to be a hollow cuboid with an open top and one side, the long axis of the limiting cavity 1 is superposed with an assembly line, the side wall opposite to the open side on the limiting cavity 1 is set to be a movable side wall 17 capable of sliding up and down, the movable side wall 17 and other side walls of the limiting cavity 1 form a tenon-and-mortise structure, the movable side wall 17 is connected with the rotary cylinder 5 through a cylinder 18, the side wall adjacent to the movable side wall 17 on the limiting cavity 1 is provided with a rotary hole 19 and an opening 20, the rotary hole 19 is used for inserting the first fork end 7 so that the first fork end 7 is matched with the edge bead 13 or the middle bead, the notch 20 is used for inserting the second fork end 8 so that the second fork end 8 is matched with the edge bead 13 or the middle bead, when the edge bead 13 or the middle bead needs to be turned over, the turning fork hand rotates around the axis of the first fork end 7, the second fork end 8 is separated from the limiting cavity 1 through the notch 20 at the moment, correspondingly, the rear rail 15 is provided with a corresponding avoiding port for avoiding the second fork end 8, and it needs to be noted that before the edge bead 13 or the middle bead is turned over, the forerunner actuating cylinder 18 is needed to enable the actuating side wall 17 to slide towards the direction close to the rotating cylinder 5, and the edge bead 13 or the middle bead is prevented from interfering with the limiting cavity 1 in the rotating process.
Further optimize, including check-up sensor 6, check-up sensor 6 is located between first reflective sensor 3, the second reflective sensor 4, and check-up sensor 6, first reflective sensor 3 and second reflective sensor 4 are located same circumference. The calibration sensor 6 is installed to detect whether the posture of the edge bead 13 or the middle bead changes in the rotation process, so as to ensure the posture accuracy of the detected edge bead 13 or the middle bead, and the calibration sensor 6 is also used for verifying the detection validity of the first reflective sensor 3 and the second reflective sensor 4, preferably, the calibration sensor 6 and the reflective photoelectric sensor are also used.
Preferably, a rough detection mechanism 14 is included, the rough detection mechanism 14 is arranged in front of the posture detection mechanism, and the rough detection mechanism 14 is used for detecting the edge bead 13 or the middle bead before entering the posture detection mechanism. Specifically, the rough detection mechanism 14 is configured as a photoelectric switch, and the photoelectric switch is installed on the transmission line (at least two photoelectric switches are understood) in front of the attitude detection mechanism, that is, the front rail 16, and the detection direction of the photoelectric switch is parallel to and close to the bottom surface of the transmission line. Carry out preliminary detection through gross inspection mechanism 14 to the pearl 13 or well pearl, when gross inspection mechanism 14 confirmed that it is first state, the swinging boom 2 then need not to rotate, reduces energy resource consumption, improves the assembly efficiency of watchband.
An automatic assembly method of a metal watchband adopts the automatic assembly device of the metal watchband, and comprises the following steps: s1, starting a side bead 13 feeding module and a middle bead feeding module to enable the side beads 13 and the middle beads to be transmitted to the front of a correcting component under the action of a transmission line; s2, the control system determines the postures of the side bead 13 and the middle bead according to the signal feedback of the reflective sensor: if the posture of the edge bead 13 or the middle bead is in the first state, the transmission line transmits the edge bead 13 or the middle bead to the assembly module; if the posture of the side bead 13 or the middle bead is in a second state, the control system drives the turning fork to turn the side bead 13 or the middle bead; if the edge bead 13 or the middle bead is in other postures, the control system reports the fault.
Further preferably, the content between the step S1 and the step S2 is further included, the control system drives the rotating arm 2 to rotate according to the feedback signal of the rough detection mechanism 14, if the feedback signal of the rough detection mechanism 14 is that the side bead 13 and the middle bead are in the expected assembly posture, the rotating arm 2 is in standby, and if the feedback signal of the rough detection mechanism 14 is that the side bead 13 and the middle bead are in other postures, the rotating arm 2 works. Before the edge bead 13 or the middle bead enters the first limiting cavity 1 or the second limiting cavity 1, if the edge bead 13 or the middle bead is in an expected state to be assembled, the state of the edge bead 13 or the middle bead is confirmed through the rough detection mechanism 14, so that the rotation frequency of the first rotating arm 2 or the second rotating arm 2 is reduced, energy is saved, and the assembling efficiency of the watchband is improved.
Further preferably, the fault reporting in the step S2 includes maintenance fault reporting and material arranging fault reporting, the rotating arm 2 is driven to rotate 180 degrees in a state of only one reflective sensor feedback signal, if only one reflective sensor feedback signal is still provided, the control system performs material arranging fault reporting, and if no reflective sensor feedback signal is provided, the control system performs maintenance fault reporting. Through the cooperation of swinging boom 2 and reflective sensor, control system can judge the state that detects the anomaly, if because the standing state of putting of limit pearl 13 or well pearl arouses when reporting obstacles, then can make the system get into standby state this moment, through carrying on the assembly of watchband after arranging alone to the limit pearl 13 or well pearl of this department, if because sensor anomaly arouses to report obstacles, then need carry out the shutdown maintenance.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. An automatic assembling device for a metal watchband comprises an assembling module, a side bead (13) feeding module and a middle bead feeding module, wherein the side bead (13) feeding module is used for providing side beads (13) for the assembling module, the middle bead feeding module is used for providing middle beads for the assembling module, and correction components are arranged among the middle bead feeding module, the side bead (13) feeding module and the assembling module respectively and are used for adjusting the middle beads and the side beads (13) to be in a preset assembling state;
the correcting component comprises a posture detection mechanism and a turning fork; the posture detection mechanism is used for detecting the inner side planes of the side beads (13) and the middle beads, and the turning fork is used for turning the side beads (13) and the middle beads;
the posture detection mechanism comprises a rotating arm (2) and two reflective sensors, the posture detection mechanism is further provided with a limiting cavity (1) used for containing a side bead (13) or a middle bead, the limiting cavity (1) is connected with the rotating arm (2), the rotating arm (2) drives the limiting cavity (1) to rotate, the cavity bottom of the limiting cavity (1) is provided with a flat bottom surface which can be attached to the inner side plane of the side bead (13) or the middle bead, the cavity bottom is provided with an avoiding perforation corresponding to the position of the reflective sensor, and the reflective sensors detect the side bead (13) or the middle bead through the avoiding perforation;
the turnover fork arm is provided with a first material forking end (7) and a second material forking end (8), the first material forking end (7) and the second material forking end (8) are respectively used for being inserted into two ear holes of a side bead (13), the first material forking end (7) or the second material forking end (8) is provided with a power source (9), and the power source (9) drives the first material forking end (7) or the second material forking end (8) to rotate along the axis of the power source;
the side bead (13) or the middle bead is in a first state or a second state when positioned in the limiting cavity (1), when the side bead (13) or the middle bead is in the first state, the side bead (13) or the middle bead is normally moved and loaded, and when the side bead (13) or the middle bead is in the second state, the turning fork hand turns the side bead (13) or the middle bead.
2. The automatic assembling device of metal watchbands according to claim 1, characterized by comprising a verification sensor (6) located between two reflective sensors, the verification sensor (6) and the two reflective sensors being located on the same circumference.
3. The automatic assembling device for metal watchbands according to claim 1, characterized by comprising a rough detection mechanism (14), wherein the rough detection mechanism (14) is arranged in front of the posture detection mechanism, and the rough detection mechanism (14) is used for detecting an edge bead (13) or a middle bead before entering the posture detection mechanism.
4. An automatic assembling method of a metal wristwatch band using the automatic assembling device of a metal wristwatch band of claim 3, comprising the steps of:
s1, starting a side bead (13) feeding module and a middle bead feeding module to enable the side beads (13) and the middle beads to be transmitted to the front of a correcting component under the action of a transmission line;
s2, the control system determines the postures of the side beads (13) and the middle beads according to the signal feedback of the reflective sensor: if the posture of the side bead (13) or the middle bead is in a first state, the transmission line transmits the side bead (13) or the middle bead to the assembly module; if the posture of the side bead (13) or the middle bead is in a second state, the control system drives the turning fork to turn the side bead (13) or the middle bead; if the edge bead (13) or the middle bead is in other postures, the control system reports faults.
5. The automatic assembly method of a metal watchband according to claim 4, characterized in that, between step S1 and step S2, the control system drives the rotating arm (2) to rotate according to the feedback signal of the rough detection mechanism (14), if the feedback signal of the rough detection mechanism (14) is the edge bead (13) and the middle bead is in the expected assembly posture, the rotating arm (2) is in standby, and if the feedback signal of the rough detection mechanism (14) is the edge bead (13) and the middle bead is in other postures, the rotating arm (2) is operated.
6. The method of claim 4, wherein the reporting of the step S2 comprises maintenance reporting and material management reporting,
and in the state of only one reflective sensor feedback signal, the rotating arm (2) is driven to rotate 180 degrees, if only one reflective sensor feedback signal is still available, the control system carries out material arrangement and fault reporting, and if no reflective sensor feedback signal is available, the control system carries out maintenance and fault reporting.
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| CN113369849A (en) | 2021-09-10 |
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