Automatic fuse mounting machine

Abstract

The utility model discloses an automatic mounting machine for fuses. The automatic mounting machine comprises a feeding device, a carrier conveying device, a carrier positioning device arranged in the carrier conveying device, and a transfer device arranged between the feeding device and the carrier positioning device, the feeding device is used for feeding fuse materials; the carrier conveying device is used for conveying the mounting carriers from the carrier inflow end to the carrier positioning device and conveying the mounting carriers from the carrier positioning device to the carrier outflow end; the carrier positioning device is used for clamping and positioning the mounting carrier; the transfer device is used for transferring the fuse material from the feeding device to the carrier positioning device and mounting the fuse material to the PCB substrate on the mounting carrier; the carrier positioning device comprises a first jig platform, a blocking mechanism used for blocking the mounting carrier, a first jacking mechanism used for jacking up the first jig platform, and a clamping mechanism used for being matched with the first jig platform to clamp the mounting carrier. According to the utility model, batch feeding of fuse materials, accurate positioning, taking and placing, and discharging after automatic mounting can be realized, and the automation degree of the whole process is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to an automatic fuse mounting machine. Background Art

[0002] The three-terminal fuse is a chip-type surface mount product. The three-terminal fuse is also called a heating fuse, that is, a fuse with a heating end, and the other two ends of the three-terminal fuse are also electrode ends. When mounting the three-terminal fuse, the fuse cover is mounted on the PCB substrate. Generally, the PCB substrate is placed in a mounting tool for mounting. In the prior art, most three-terminal fuses are manually loaded one by one and then mounted by the equipment. The degree of automation is not high, and there is a problem of poor mounting accuracy. Utility Model Content

[0003] The utility model aims to provide an automatic fuse mounting machine, which can realize batch loading of fuse materials, accurate positioning of taking and placing materials, and unloading of materials after automatic mounting, and has a high degree of automation in the whole process.

[0004] In order to achieve the above purpose, the following technical solutions are adopted:

[0005] A fuse automatic mounting machine comprises a feeding device, a carrier conveying device, a carrier positioning device arranged in the carrier conveying device, and a transfer device arranged between the feeding device and the carrier positioning device; the feeding device is used for loading fuse materials; the carrier conveying device is used for transferring the mounting vehicle from the carrier inflow end to the carrier positioning device, and from the carrier positioning device to the carrier outflow end; the carrier positioning device is used for clamping and positioning the mounting vehicle; the transfer device is used for transferring the fuse materials from the feeding device to the carrier positioning device, and mounting the fuse materials on a PCB substrate on the mounting vehicle; the carrier positioning device comprises a first fixture platform, a blocking mechanism for stopping the mounting vehicle, a first lifting mechanism for lifting the first fixture platform, and a clamping mechanism for cooperating with the first fixture platform to clamp the mounting vehicle.

[0006] Preferably, a buffer device is further provided in the carrier conveying device, and the buffer device is arranged on a side of the carrier positioning device close to the carrier inflow end; the buffer device includes a second fixture platform, and a second lifting mechanism for lifting the second fixture platform.

[0007] Preferably, at least one positioning boss is disposed on the top of one end of each of the first fixture platform and the second fixture platform.

[0008] Preferably, the blocking mechanism includes a blocking rod and a blocking driving member for driving the blocking rod to rise and fall; two positioning bosses are spaced apart on the first fixture platform, and a blocking rod yielding groove is provided between the two positioning bosses; the blocking rod can be movably embedded in the blocking rod yielding groove to rise and fall.

[0009] Preferably, the clamping mechanism comprises a clamping push block and a clamping driving member for driving the clamping push block to approach or move away from the positioning boss on the first fixture platform.

[0010] Preferably, the feeding device includes an automatic feeding mechanism, a flexible tray loading mechanism arranged between the automatic feeding mechanism and the carrier positioning device, and a flexible tray visual component arranged above the flexible tray loading mechanism; the automatic feeding mechanism is used to transfer the fuse material to the flexible tray loading mechanism, and the flexible tray loading mechanism is used to disperse the vibration of the fuse material; the flexible tray visual component is used to locate the fuse material in the flexible tray loading mechanism to provide a material picking position for the transfer device.

[0011] Preferably, the automatic feeding mechanism comprises a hopper, a channel connected to the hopper and extending above the flexible tray feeding mechanism, and a linear vibrator arranged at the bottom of the channel.

[0012] Preferably, the carrier conveying device includes two parallel tracks, a conveyor belt assembly provided between the two tracks, and a mounting vision assembly provided above the conveyor belt assembly; a width adjustment assembly is also provided between the two tracks for adjusting the distance between the two tracks; the mounting vision assembly is used to locate the PCB substrate on the mounting carrier to provide a mounting position for the transfer device.

[0013] Preferably, the transfer device includes a plurality of material picking components, an X-axis driving module for driving the plurality of material picking components to move along the X-axis direction, and a Y-axis driving module for driving the plurality of material picking components to move along the Y-axis direction; the material picking component includes a suction nozzle, a Z-axis driving module for driving the suction nozzle to rise and fall, and a rotation driving module for driving the suction nozzle to rotate.

[0014] Preferably, a bottom flying vision component is also provided below the feeding device and the carrier positioning device.

[0015] By adopting the above scheme, the beneficial effects of the utility model are:

[0016] The utility model can realize batch loading of fuse materials, accurate positioning of material placement, and unloading after automatic mounting by setting a feeding device, a carrier conveying device, a carrier positioning device, and a transfer device, and the whole process has a high degree of automation. At the same time, by setting the first fixture platform, the first jacking mechanism, the blocking mechanism, and the clamping mechanism to cooperate with each other, the mounting tool can be positioned to further improve the mounting accuracy. In addition, the flexible disk feeding mechanism and the adjustable spacing between the two tracks can be used for the production of products of different specifications, and the compatibility is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 A three-dimensional diagram of the utility model without the cover;

[0019] Figure 3 It is a three-dimensional diagram of the carrier conveying device of the utility model;

[0020] Figure 4 A three-dimensional diagram of the carrier positioning device of the present utility model;

[0021] Figure 5 A three-dimensional diagram of the cache device of the utility model;

[0022] Figure 6 It is a three-dimensional diagram of the feeding device of the utility model;

[0023] Figure 7 It is a three-dimensional diagram of the transfer device of the utility model;

[0024] The accompanying drawings illustrate:

[0025] 1—feeding device, 2—carrier conveying device,

[0026] 3—carrier positioning device, 4—transfer device,

[0027] 5—caching device, 6—bottom flying vision component,

[0028] 7—mounting tool, 11—automatic feeding mechanism,

[0029] 12—Flexible disk feeding mechanism, 13—Flexible disk visual component,

[0030] 21—track, 22—conveyor belt assembly,

[0031] 23—Placement vision component, 24—Width adjustment component,

[0032] 111 - hopper, 112 - channel,

[0033] 113—Linear vibrator, 31—First fixture platform,

[0034] 32 - blocking mechanism, 33 - first lifting mechanism,

[0035] 34—clamping mechanism, 41—retrieving assembly,

[0036] 42—X-axis drive module, 43—Y-axis drive module,

[0037] 51—second fixture platform, 52—second jacking mechanism,

[0038] 311 / 511—Location boss, 321—Blocking rod,

[0039] 322 - blocking drive member, 341 - clamping push block,

[0040] 342—Clamping drive member. DETAILED DESCRIPTION

[0041] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0042] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0043] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0044] Reference Figures 1 to 7As shown, the utility model provides an automatic fuse mounting machine, comprising a feeding device 1, a carrier conveying device 2, a carrier positioning device 3 arranged in the carrier conveying device 2, and a transfer device 4 arranged between the feeding device 1 and the carrier positioning device 3; the feeding device 1 is used for loading fuse materials; the carrier conveying device 2 is used for transferring the mounting tool 7 from the carrier inflow end to the carrier positioning device 3, and from the carrier positioning device 3 to the carrier outflow end; the carrier positioning device 3 is used for clamping and positioning the mounting tool 7; the transfer device 4 is used for transferring the fuse material from the feeding device 1 to the carrier positioning device 3, and mounting the fuse material on the PCB substrate on the mounting tool 7; the carrier positioning device 3 comprises a first fixture platform 31, a blocking mechanism 32 for stopping the mounting tool 7, a first lifting mechanism 33 for lifting the first fixture platform 31, and a clamping mechanism 34 for cooperating with the first fixture platform 31 to clamp the mounting tool 7. Specifically, the first lifting mechanism 33 includes a lifting cylinder.

[0045] The utility model also includes a cover shell, in which a feeding device 1, a carrier conveying device 2, a carrier positioning device 3, a transfer device 4, and a buffer device 5 are arranged. The cover shell has a carrier inlet and a carrier outlet at both ends corresponding to the carrier conveying device 2.

[0046] Cache device 5:

[0047] The carrier conveying device 2 is further provided with a buffer device 5, and the buffer device 5 is provided on the side of the carrier positioning device 3 close to the carrier inflow end; the buffer device 5 includes a second fixture platform 51, and a second lifting mechanism 52 for lifting the second fixture platform 51. Specifically, the second lifting mechanism 52 includes a lifting cylinder. At least one positioning boss 311 / 511 is provided on the top of one end of the first fixture platform 31 and the second fixture platform 51.

[0048] The function of the cache device 5 is to cache the mounting tool 7. During the mounting process, if there are still mounting tools 7 flowing in, the second lifting mechanism 52 drives the second fixture platform 51 to lift up the mounting tool 7. This can store a mounting tool 7, improve the disk changing time of the mounting tool 7, and effectively prevent two mounting tools 7 from colliding with each other.

[0049] Carrier conveying device 2, carrier positioning device 3:

[0050] The blocking mechanism 32 includes a blocking rod 321 and a blocking driving member 322 for driving the blocking rod 321 to rise and fall. Specifically, the blocking driving member 322 is a blocking cylinder. Two positioning bosses 311 are spaced apart on the first fixture platform 31, and a blocking rod clearance groove is provided between the two positioning bosses 311. The blocking rod 321 can be movably embedded in the blocking rod clearance groove to rise and fall.

[0051] The clamping mechanism 34 includes a clamping push block 341 and a clamping driving member 342 for driving the clamping push block 341 to move closer to or away from the positioning boss 311 on the first fixture platform 31. Specifically, the clamping driving member 342 is a clamping cylinder.

[0052] The carrier conveying device 2 includes two parallel tracks 21, a conveyor belt assembly 22 disposed between the two tracks 21, and a mounting vision assembly 23 disposed above the conveyor belt assembly 22; a width adjustment assembly 24 is also disposed between the two tracks 21 for adjusting the distance between the two tracks 21; the mounting vision assembly 24 is used to locate the PCB substrate on the mounting carrier 7 to provide a mounting position for the transfer device 4.

[0053] The two ends of the carrier conveying device 2 are respectively a carrier inlet end and a carrier outlet end, which are connected to other process equipment. The mounting carrier 7 flows in from the carrier inlet end and flows out from the carrier outlet end after mounting.

[0054] In a specific embodiment, the mounting visual component 23 includes a camera, a lens, a light source, a visual system, etc. The mounting visual component 23 takes a global picture of the mounting tool 7 and gives the material placement coordinate value. The conveyor belt component 22 includes a synchronous belt and a stepper motor, and the stepper motor drives the synchronous belt to drive the mounting tool 7 forward. The width adjustment component 24 includes a sliding rail and a slider connected in a sliding manner, wherein the bottom of one rail 21 is connected to the slider, and the bottom of the other rail 21 is connected to the sliding rail.

[0055] The carrier conveying device 2 is also provided with an in-position sensor for sensing the in-position of the mounting tool 7. Under normal conditions, the blocking rod 321 of the blocking mechanism 32 is raised. When the in-position sensor outputs a signal, the blocking rod 321 blocks the mounting tool 7. At the same time, the first lifting mechanism 33 drives the first fixture platform 31 to lift the mounting tool 7 away from the conveyor belt assembly 22, and then the clamping mechanism 34 clamps the mounting tool 7 to position it. The carrier conveying device 2 is matched with the mounting visual assembly 23 to complete the conveying of the mounting tool 7 and achieve precise mounting positioning.

[0056] Feeding device 1:

[0057] The feeding device 1 includes an automatic feeding mechanism 11, a flexible tray loading mechanism 12 disposed between the automatic feeding mechanism 11 and the carrier positioning device 3, and a flexible tray visual component 13 disposed above the flexible tray loading mechanism 12; the automatic feeding mechanism 11 is used to transfer the fuse material to the flexible tray loading mechanism 12, and the flexible tray loading mechanism 12 is used to vibrate and disperse the fuse material; the flexible tray visual component 13 is used to locate the fuse material in the flexible tray loading mechanism 12 to provide a material taking position for the transfer device 4. The automatic feeding mechanism 11 includes a hopper 111, a material channel 112 connected to the hopper 111 and extending to the top of the flexible tray loading mechanism 12, and a linear vibrator 113 disposed at the bottom of the material channel 112.

[0058] In a specific embodiment, the flexible disk loading mechanism 12 includes a material tray, a voice coil motor, a control system, etc. The flexible disk visual component 13 includes a camera, a lens, a light source, a visual system, etc.

[0059] The fuse materials are manually put into the hopper 111 in batches, and the fuse materials automatically enter the material channel 112 from the hopper 111. The vibration of the linear vibrator 113 drives the material channel 112 to vibrate, so as to automatically add materials to the material tray of the flexible tray feeding mechanism 12. The voice coil motor vibrates regularly according to the program set by the control system. The vibration of the voice coil motor drives the material tray to vibrate, so that the fuse materials in the material tray are vibrated and dispersed. After the vibration of the material tray is completed, the flexible tray visual component 13 takes a picture of the fuse materials in the material tray and processes the image data, gives the material picking coordinate value of the fuse materials, and completes the surface detection of the fuse materials.

[0060] Transfer device 4:

[0061] The transfer device 4 includes a plurality of material picking components 41, an X-axis driving module 42 for driving the plurality of material picking components 41 to move along the X-axis direction, and a Y-axis driving module 43 for driving the plurality of material picking components 41 to move along the Y-axis direction; the material picking component 41 includes a suction nozzle, a Z-axis driving module for driving the suction nozzle to rise and fall, and a rotation driving module for driving the suction nozzle to rotate.

[0062] Two X-axis drive modules 42 and one Y-axis drive module 43 form a gantry assembly. In a specific embodiment, the X-axis drive module 42 and the Y-axis drive module 43 are driven by servo motors, screw transmission, and linear guide rails to achieve high-speed and precise positioning. The material picking assembly 41 is set to 4, and each suction nozzle can move up and down and rotate independently. One end of the suction nozzle is connected to a vacuum air source, and vacuum adsorption is adopted. Each suction nozzle can pick up and put down individually. The Z-axis drive module and the rotation drive module are both driven by motors. The material picking assembly 41 is installed on the gantry assembly, and the material picking, discharging and mounting actions are completed under the drive of the gantry assembly.

[0063] In addition, a bottom flying vision component 6 is provided below the feeding device 1 and the carrier positioning device 3. The bottom flying vision component 6 includes a camera, a lens, a light source, a visual system, etc. All fuse materials will pass through the bottom flying vision component 6, and the material taking component 41 is matched with the bottom flying vision component 6 to realize accurate positioning and bottom surface detection of the fuse materials.

[0064] The action flow of the utility model is as follows:

[0065] 1) Manually feed the fuse materials in batches into the automatic feeding mechanism 11, and the automatic feeding mechanism 11 automatically transfers the fuse materials to the flexible tray feeding mechanism 12;

[0066] 2) The flexible disk feeding mechanism 12 vibrates and disperses the fuse material, while the flexible disk visual component 13 performs material positioning and upper surface inspection on the fuse material;

[0067] 3) At the same time, the carrier conveying device 2 transfers the mounting carrier 7 (loaded with the PCB substrate) to the carrier positioning device 3;

[0068] 4) The blocking mechanism 32 blocks the mounting tool 7, and the first lifting mechanism 33 drives the first fixture platform 31 to lift the mounting tool 7 away from the carrier conveying device 2. After the lifting is in place, the clamping mechanism 34 clamps the mounting tool 7 in place;

[0069] 5) The transfer device 4 takes the material from the feeding device 1 and transfers the fuse material to the PCB substrate on the mounting device 7 for mounting. During the transfer process, the fuse material passes through the bottom flying vision component 6 to complete the transfer positioning and bottom surface detection;

[0070] 6) After the mounting is completed, the first lifting mechanism 33 and the clamping mechanism 34 are reset, the blocking rod 321 descends, and after the mounted carrier 7 contacts the carrier conveying device 2, the carrier conveying device 2 conveys the mounted carrier 7 to the carrier outflow end.

[0071] The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model. Obviously, the above embodiments of the present utility model are only examples for clearly illustrating the present utility model, and are not limitations on the implementation methods of the present utility model. For ordinary technicians in the relevant field, various obvious changes, readjustments and substitutions can be made without departing from the protection scope of the present utility model. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the claims of the present utility model.

Claims

1. A fuse automatic mounting machine, characterized in that: The utility model comprises a feeding device, a carrier conveying device, a carrier positioning device arranged in the carrier conveying device, and a transfer device arranged between the feeding device and the carrier positioning device; the feeding device is used for loading fuse materials; the carrier conveying device is used for transferring the mounted vehicle from the inflow end of the vehicle to the carrier positioning device, and from the carrier positioning device to the outflow end of the vehicle; the carrier positioning device is used for clamping and positioning the mounted vehicle; the transfer device is used for transferring the fuse materials from the feeding device to the carrier positioning device, and mounting the fuse materials on the PCB substrate on the mounted vehicle; the carrier positioning device comprises a first fixture platform, a blocking mechanism for stopping the mounted vehicle, a first lifting mechanism for lifting the first fixture platform, and a clamping mechanism for cooperating with the first fixture platform to clamp the mounted vehicle.

2. The automatic fuse placement machine according to claim 1, characterized in that: The carrier conveying device is also provided with a buffer device, and the buffer device is arranged on a side of the carrier positioning device close to the carrier inflow end; the buffer device includes a second fixture platform, and a second lifting mechanism for lifting the second fixture platform.

3. The automatic fuse placement machine according to claim 2, characterized in that: At least one positioning boss is disposed on the top of one end of the first fixture platform and the second fixture platform.

4. The automatic fuse placement machine according to claim 3, characterized in that: The blocking mechanism includes a blocking rod and a blocking driving member for driving the blocking rod to rise and fall; two positioning bosses are arranged on the first fixture platform at intervals, and a blocking rod yielding groove is arranged between the two positioning bosses; the blocking rod can be movably embedded in the blocking rod yielding groove to rise and fall.

5. The automatic fuse placement machine according to claim 3, characterized in that: The clamping mechanism comprises a clamping push block and a clamping driving member for driving the clamping push block to approach or move away from a positioning boss on the first fixture platform.

6. The automatic fuse placement machine according to claim 1, characterized in that: The feeding device includes an automatic feeding mechanism, a flexible tray loading mechanism arranged between the automatic feeding mechanism and the carrier positioning device, and a flexible tray visual component arranged above the flexible tray loading mechanism; the automatic feeding mechanism is used to transfer the fuse material to the flexible tray loading mechanism, and the flexible tray loading mechanism is used to disperse the vibration of the fuse material; the flexible tray visual component is used to locate the fuse material in the flexible tray loading mechanism to provide a material picking position for the transfer device.

7. The automatic fuse placement machine according to claim 6, characterized in that: The automatic feeding mechanism comprises a hopper, a material channel connected to the hopper and extending above the flexible plate feeding mechanism, and a linear vibrator arranged at the bottom of the material channel.

8. The automatic fuse placement machine according to claim 1, characterized in that: The carrier conveying device includes two parallel tracks, a conveyor belt assembly arranged between the two tracks, and a mounting vision assembly arranged above the conveyor belt assembly; a width adjustment assembly is also provided between the two tracks for adjusting the distance between the two tracks; the mounting vision assembly is used to locate the PCB substrate on the mounting carrier to provide a mounting position for the transfer device.

9. The automatic fuse placement machine according to claim 1, characterized in that: The transfer device includes a plurality of material picking components, an X-axis driving module for driving the plurality of material picking components to move along the X-axis direction, and a Y-axis driving module for driving the plurality of material picking components to move along the Y-axis direction; the material picking components include a suction nozzle, a Z-axis driving module for driving the suction nozzle to rise and fall, and a rotation driving module for driving the suction nozzle to rotate.

10. The automatic fuse placement machine according to claim 1, characterized in that: A bottom flying vision component is also provided below the feeding device and the carrier positioning device.

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