A new type of multi-station automatic plug-in machine

Abstract

The present invention aims to provide a new multi-station plug-in machine with reasonable design, high automation, high working efficiency and the ability to improve economic benefits. The present invention comprises a cabinet (1), wherein a PCB conveying module (2), a leg bending module (3) and two groups of plug-in modules (4) are arranged in the cabinet (1), wherein the PCB conveying module (2) passes through the cabinet (1) and is connected to a production line for conveying PCB products, wherein the leg bending module (3) is located below the PCB conveying module (2) for bending pins on PCB products, and wherein the two groups of plug-in modules (4) are located above the PCB conveying module (2) for plugging in PCB products on the PCB conveying module (2). The present invention can be applied to the technical field of automation equipment.

Description

Technical Field

[0001] The invention relates to the technical field of automation equipment, and in particular to a novel multi-station automatic plug-in machine. Background Art

[0002] With the advocacy and implementation of Industry 4.0, the automation and intelligence of the manufacturing industry are constantly improving. On the other hand, as my country is facing the pressure of a serious aging population, rising labor costs and upgrading of the industrial structure, and the demand for electronic equipment is increasing, the production capacity of various industries needs to be improved urgently. For the electronic equipment manufacturing industry, automated plug-in machines can improve industry efficiency and reduce labor demand; the main function of automated plug-in machines is to install electronic components on circuit boards. With the continuous improvement of production rhythm and requirements, the stability and durability of plug-in machines are becoming more and more important.

[0003] Patent CN 106879248 A discloses an automatic plug-in machine, which solves the technical problems of the existing automatic plug-in machine, such as complex structure, low automation, insufficient stability and low production efficiency. However, the automatic plug-in machine has only one plug-in mechanism, low working efficiency, and a long waiting idle time for the device plug-in, which is not conducive to improving production efficiency and leads to reduced economic benefits. Therefore, it is necessary to provide an automatic plug-in machine with higher working efficiency. Summary of the invention

[0004] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a new multi-station plug-in machine with reasonable design, high degree of automation, high working efficiency and the ability to improve economic benefits.

[0005] The technical solution adopted by the present invention is: the present invention includes a cabinet, in which a PCB conveying module, a bending foot module and two groups of plug-in modules are arranged, the PCB conveying module runs through the cabinet and is connected to the production line for conveying PCB products, the bending foot module is located below the PCB conveying module and is used to bend the pins on the PCB products, and the two groups of plug-in modules are located above the PCB conveying module and are used to insert the PCB products on the PCB conveying module.

[0006] Furthermore, the plug-in module includes a two-axis moving mechanism and a plug-in mechanism arranged on the cabinet, the plug-in mechanism includes a mounting vertical plate, a mounting seat and several groups of plug-in components, the mounting vertical plate is arranged on the two-axis moving mechanism, the mounting seat is arranged on one side of the mounting vertical plate, the plug-in component includes a nozzle chuck, a Z-axis motor and an angle motor, the nozzle chuck is slidably arranged on the mounting seat, the Z-axis motor is arranged on the other side of the mounting vertical plate and drives the nozzle chuck to move up and down through a first transmission belt, and the angle motor is arranged on the mounting seat and drives the nozzle chuck to rotate through a second transmission belt.

[0007] Furthermore, a camera seat is also provided on the mounting vertical plate, the camera seat is located below the mounting seat and is provided with an industrial camera, the industrial camera is located below the suction nozzle chuck, and an air valve group is provided at the top of the mounting vertical plate, and all the suction nozzle chucks are connected to the air pipe of the air valve group.

[0008] Furthermore, the bending foot module includes a mounting base, a three-axis moving mechanism is arranged on the mounting base, a bending foot mechanism is arranged on the three-axis moving mechanism, the bending foot mechanism includes a fixed seat, a first motor and a second motor are arranged on both sides of the fixed seat respectively, a turntable is rotatably arranged on the upper end of the fixed seat, the turntable is transmission connected to the first motor, two parallel bending foot parts are slidingly arranged on the turntable, a rotating shaft is rotatably arranged in the fixed seat, the upper end of the rotating shaft passes through the turntable and is provided with a matching gear, the matching gear is located between the two bending foot parts and is transmission matched with the two bending foot parts, and the lower end of the rotating shaft passes through the fixed seat and is transmission connected to the second motor.

[0009] Furthermore, the PCB conveying module includes two parallel mounting strips fixed in the cabinet, a conveying belt is arranged on the inner side of the mounting strip, a conveying motor connected to the conveying belt is arranged on the outer side of the mounting strip, a pressing cylinder is also arranged on the mounting strip, a pressing block matching the conveying belt is arranged at the output end of the pressing cylinder, and sensing devices are arranged at both ends of at least one of the mounting strips.

[0010] Furthermore, a material box / plug-in carrier is also provided in the cabinet, and the number of the material box / plug-in carrier is two, which are respectively arranged on the front and rear sides of the PCB conveying module.

[0011] Furthermore, the three-axis movement mechanism includes two parallel X-axis slide rails arranged on the mounting base, the same long mounting plate is slidably arranged on the two X-axis slide rails, an X-axis screw drive assembly matching the long mounting plate is arranged on the mounting base, two parallel Y-axis slide rails are arranged on the mounting long plate, the same fixed mounting seat is slidably arranged on the two Y-axis slide rails, a Y-axis screw drive assembly matching the fixed mounting seat is arranged on the mounting long plate, two parallel Z-axis slide rails are vertically arranged on one side of the fixed mounting seat, the same vertical slide plate is slidably arranged on the two Z-axis slide rails, a Z-axis cylinder is arranged on the other side of the fixed mounting seat, the output end of the Z-axis cylinder is fixedly connected to the vertical slide plate, and the fixed seat is arranged on the vertical slide plate.

[0012] Furthermore, a camera light source is also provided on the camera seat, and the camera light source is located below the industrial camera.

[0013] Furthermore, an electrical layer is provided at the lower end of the cabinet.

[0014] Furthermore, a cover is also provided on the cabinet.

[0015] The beneficial effects of the present invention are as follows: the present invention sets a PCB conveying module in the cabinet and can be used to connect with the assembly line to realize online production. Two groups of plug-in modules are adopted, and the working efficiency is high. The two groups of plug-in modules can work at the same time. When one group of plug-in modules takes out the components, the other group of plug-in modules performs the plug-in work, so that the PCB board is always in the plug-in state, so that the idle waiting time of the PCB board in the equipment is greatly shortened, and a bending foot module is also provided, which can bend the pins of the electronic components installed on the PCB board, thereby improving the qualified rate and production efficiency of the product. The PCB conveying module, the plug-in module and the bending foot module are all integrated in the cabinet, which reduces the floor space of the equipment and improves the space utilization efficiency. It can be seen that the overall design of the present invention is reasonable, the degree of automation is high, the working efficiency is high and the economic benefits can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0017] Figure 2 is a schematic diagram of the three-dimensional structure of the present invention after the hood is removed;

[0018] Figure 3 is a schematic diagram of the three-dimensional structure of the plug-in mechanism;

[0019] Figure 4 is a schematic diagram of the three-dimensional structure of the plug-in mechanism from another angle;

[0020] Figure 5is a schematic diagram of the three-dimensional structure of the bent foot module;

[0021] Figure 6 yes Figure 5 A magnified view of part A;

[0022] Figure 7 is a schematic diagram of the three-dimensional structure of the bending foot mechanism;

[0023] Figure 8 is a schematic diagram of the three-dimensional structure of the bending foot mechanism after removing the fixing seat;

[0024] Fig. 9 It is a schematic diagram of the three-dimensional structure of the PCB conveying module. DETAILED DESCRIPTION

[0025] like Figures 1 to 9 As shown, in this embodiment, the present invention includes a cabinet 1, in which a PCB conveying module 2, a bending foot module 3 and two groups of plug-in modules 4 are arranged. The PCB conveying module 2 runs through the cabinet 1 and is connected to the production line for conveying PCB products. The bending foot module 3 is located below the PCB conveying module 2 and is used to bend the pins on the PCB products. The two groups of plug-in modules 4 are located above the PCB conveying module 2 and are used to insert the PCB products on the PCB conveying module 2. The cabinet 1 is used to accommodate various modules and integrate them into one space. The PCB conveying module 2 is used to convey PCB products. Its two ends are connected to external production lines or assembly lines through passages opened on both sides of the cabinet 1, so as to realize online production. The bending foot module 3 is arranged below the PCB conveying module, and is used to bend the bending feet of the PCB products that have completed the plug-in to prevent the inserted components from falling off during transportation. The plug-in module 4 is arranged above the PCB conveying module, and is used to insert components into the PCB products. There are two groups of plug-in modules 4, which can greatly improve the plug-in efficiency. Compared with the traditional plug-in machine, when one group of the plug-in modules 4 takes out the components, the other group of the plug-in modules 4 performs the plug-in work, so that the PCB products are always in the plug-in state, so that the idle waiting time of the PCB products in the equipment is greatly shortened. It can be seen that the overall design of the present invention is reasonable, the degree of automation is high, the working efficiency is high and the economic benefits can be improved.

[0026] In this embodiment, the plug-in module 4 includes a two-axis moving mechanism 41 and a plug-in mechanism 42 arranged on the cabinet 1, the plug-in mechanism 42 includes a mounting vertical plate 421, a mounting seat 422 and several groups of plug-in components 423, the mounting vertical plate 421 is arranged on the two-axis moving mechanism 41, the mounting seat 422 is arranged on one side of the mounting vertical plate 421, the plug-in component 423 includes a nozzle chuck 430, a Z-axis motor 431 and an angle motor 432, the nozzle chuck 430 is slidably arranged on the mounting seat 422, the Z-axis motor 431 is arranged on the other side of the mounting vertical plate 421 and drives the nozzle chuck 430 to move up and down through the first transmission belt 433, and the angle motor 432 is arranged on the mounting seat 422 and drives the nozzle chuck 430 to rotate through the second transmission belt 434. The plug-in module 4 is composed of the two-axis moving mechanism 41 and the plug-in mechanism 42. The plug-in mechanism 42 is arranged on the two-axis moving mechanism 41 and is driven by the two-axis moving mechanism 41 to move in the X-axis and Y-axis directions to perform the work of picking up and plugging in. There are four plug-in mechanisms 42 in total. The plug-in mechanism 42 is composed of a mounting vertical plate 421, a mounting seat 422 and a plug-in component 423. The mounting vertical plate 421 and the mounting seat 422 are used for the installation of the plug-in component 423. The plug-in component 423 is composed of a nozzle chuck 430, a Z-axis motor 431 and an angle motor 432. The nozzle chuck 430 can be slid up and down on the mounting seat 422. The Z-axis motor 431 drives the nozzle chuck 430 to lift and lower through the first transmission belt 433, thereby realizing the action of taking and plugging in. The angle motor 432 drives the nozzle chuck 430 to rotate through the second transmission belt 434, so that the nozzle chuck 430 can adjust the angle of the inserted components when performing the plug-in work, so as to better rank the layout. It can be seen that the present invention can realize the plug-in work of PCB products, and can adjust the angle of the inserted components according to the actual situation to perform a better ranking layout.

[0027] In this embodiment, a camera seat 424 is also provided on the mounting vertical plate 421. The camera seat 424 is located below the mounting seat 422 and is provided with an industrial camera 425. The industrial camera 425 is located below the suction nozzle chuck 430. The top of the mounting vertical plate 421 is provided with an air valve group 426. All the suction nozzle chucks 430 are connected to the air pipe of the air valve group 426. The camera seat 424 is provided at the lower end of the mounting vertical plate 421 for the installation of the industrial camera 425. The industrial camera 425 is used to take pictures of PCB products to facilitate the plug-in work; the air valve group 426 is used to connect each suction nozzle chuck 430, and the external air source enables the suction nozzle chuck 430 to obtain the suction ability. As can be seen from the above, when the present invention is performing the plug-in work, the PCB product can be photographed by the industrial camera 425 to obtain the accurate insertion position, and the plug-in has a higher accuracy, thereby improving the quality of the product and obtaining good economic benefits.

[0028] In this embodiment, the bending foot module 3 includes a mounting base 31, on which a three-axis moving mechanism 32 is provided, and on which a bending foot mechanism 33 is provided. The bending foot mechanism 33 includes a fixed base 331, on both sides of which a first motor 332 and a second motor 333 are respectively provided. A turntable 334 is rotatably provided at the upper end of the fixed base 331, and the turntable 334 is transmission-connected to the first motor 332. Two parallel bending foot pieces 335 are slidingly provided on the turntable 334. A rotating shaft 336 is rotatably provided in the fixed base 331, and the upper end of the rotating shaft 336 passes through the turntable 334 and is provided with a matching gear 337. The matching gear 337 is located between the two bending foot pieces 335 and is transmission-matched with the two bending foot pieces 335. The lower end of the rotating shaft 336 passes through the fixed base 331 and is transmission-connected to the second motor 333. The bending foot module 3 includes a mounting base 31, a three-axis moving mechanism 32 and a bending foot mechanism 33. The three-axis moving mechanism 32 and the bending foot mechanism 33 are arranged in the cabinet 1 through the mounting base 31. The bending foot mechanism 33 is arranged on the three-axis moving mechanism 32 and is driven by the three-axis moving mechanism 32 to realize movement in three directions of X axis, Y axis and Z axis; the bending foot mechanism 33 is composed of a fixed base 331, a first motor 332, a second motor 333, a turntable 334, a bending foot piece 335, a rotating shaft 336 and a matching gear 337. The first motor 332 is matched with the turntable 334 in transmission to drive the turntable 334 to rotate, thereby driving the two bending angle pieces 335 to rotate to complete angle adjustment; the second motor 333 is matched with the rotating shaft 336 in transmission to drive the rotating shaft 336 to rotate. When the rotating shaft 336 rotates, it drives the two bending angle pieces 335 to move relative to each other to realize opening and closing action, thereby bending the pins of the components. As can be seen from the above, the present invention adopts a pushing method to bend the pins of the components after the completion of the insertion, and the two angle pieces 355 move relative to each other during bending, and the bending directions are opposite, thereby offsetting the relative forces. Compared with the traditional direct pressing bending, the damage to the PCB product is less, and a certain protective effect is played on the PCB product.

[0029] In this embodiment, the PCB conveying module 2 includes two parallel mounting strips 21 fixed in the cabinet 1, a conveying belt 22 is arranged on the inner side of the mounting strip 21, a conveying motor 23 transmission-connected to the conveying belt 22 is arranged on the outer side of the mounting strip 21, a pressing cylinder 24 is also arranged on the mounting strip 21, a pressing block 25 matching with the conveying belt 22 is arranged at the output end of the pressing cylinder 24, and a sensing device 26 is arranged at both ends of at least one of the mounting strips 21. During transportation, the PCB product moves on the surface of the conveyor belt 22 following the movement of the conveyor belt 22. When the PCB product moves, it first flows in from the feed end, and then the sensing device 26 at the feed end triggers the sensing and feeds back the information. Other mechanisms are on standby and ready to work. The conveying motor 23 will pause when the PCB product moves to the set position, and then the pressing cylinder 24 will act, and the pressing block 25 will press and fix the PCB product. Then the plug-in module 4 performs the plug-in work, and the bending module 3 performs the corner bending work. When all the work is completed, the conveying motor 23 is driven, and the conveyor belt 22 transports the PCB product out of the material. When it is close to the discharge end, the sensing device 26 set at the discharge end is triggered to facilitate the next process, and at the same time remind the previous feeding process that it can be fed again.

[0030] In this embodiment, a material box / plug-in carrier 5 is further provided in the cabinet 1, and the number of the material boxes / plug-in carriers 5 is two, which are respectively provided on the front and rear sides of the PCB conveying module 2. Through the material box / plug-in carrier 5, the plug-in module 4 can be fed with materials to realize automated production.

[0031] In this embodiment, the three-axis moving mechanism 32 includes two parallel X-axis slide rails 321 arranged on the mounting base 31, and the same long mounting plate 322 is slidably arranged on the two X-axis slide rails 321. The mounting base 31 is provided with an X-axis screw drive assembly 323 that cooperates with the long mounting plate 322. The long mounting plate 322 is provided with two parallel Y-axis slide rails 324, and the same fixed mounting seat 325 is slidably arranged on the two Y-axis slide rails 324. The long mounting plate 322 is provided with a Y-axis screw drive assembly 326 that matches the fixed mounting seat 325. Two parallel Z-axis slide rails 327 are vertically provided on one side of the fixed mounting seat 325. The same vertical slide plate 328 is slidably provided on the two Z-axis slide rails 327. A Z-axis cylinder 329 is provided on the other side of the fixed mounting seat 325. The output end of the Z-axis cylinder 329 is fixedly connected to the vertical slide plate 328. The fixed seat 331 is provided on the vertical slide plate 328. The movement of the three-axis motion mechanism 32 in the X-axis and Y-axis directions adopts a screw drive structure, which has the characteristics of high precision and can accurately send the bending foot mechanism 33 to the exact location according to the plug-in position of the plug-in module 4. The movement in the Z-axis direction is realized by cylinder drive. The combination of the two provides three-axis movement.

[0032] In this embodiment, a camera light source 427 is also provided on the camera seat 424, and the camera light source 427 is located below the industrial camera 425. The camera light source 427 cooperates with the industrial camera 425 to illuminate and fill in the industrial camera 425 to make up for the lack of brightness, so that the shooting effect of the industrial camera 425 is better and the shooting image is clearer, which is more conducive to the positioning of the plug-in and maintains accuracy.

[0033] In this embodiment, an electrical layer 6 is provided at the lower end of the cabinet 1. Providing the electrical layer 6 at the lower end of the cabinet 1 can install and place some electrical devices of the equipment, which is beneficial to the layout of the overall structure and the rational use of space.

[0034] In this embodiment, the cabinet 1 is further provided with a cover 7. The cover 7 is used to cover the cabinet 1, protect the cabinet 1, and effectively isolate the cabinet 1 from the outside world to prevent external factors from affecting the normal operation of the plug-in machine; the cover 7 is provided with an observation window for observing the internal working state, which can facilitate the operator to check the operating state of the equipment, find problems in time and deal with them.

[0035] Although the embodiments of the present invention are described with practical solutions, they do not constitute limitations on the meaning of the present invention. For those skilled in the art, it is obvious to modify the implementation scheme and combine it with other solutions based on this description.

Claims

1. A new type of multi-station automatic insertion machine, characterized by: The invention comprises a cabinet (1), wherein a PCB conveying module (2), a foot bending module (3) and two groups of plug-in modules (4) are arranged in the cabinet (1), wherein the PCB conveying module (2) passes through the cabinet (1) and is connected to the production line for conveying PCB products, wherein the foot bending module (3) is located below the PCB conveying module (2) and is used to bend the pins on the PCB products, wherein the two groups of plug-in modules (4) are located above the PCB conveying module (2) and are used to insert the PCB products on the PCB conveying module (2), wherein when one group of the plug-in modules (4) is removing the products, the other group of the plug-in modules (4) is inserting the products; the foot bending module (3) comprises a mounting base (31), wherein a three-axis moving mechanism (32) is arranged on the mounting base (31), wherein a foot bending mechanism (33) is arranged on the three-axis moving mechanism (32), wherein the foot bending mechanism (33) comprises a fixing seat (331), wherein the fixing seat (331) A first motor (332) and a second motor (333) are respectively arranged on both sides of the fixing seat (331); a rotating disk (334) is rotatably arranged on the upper end of the fixing seat (331); the rotating disk (334) is transmission-connected to the first motor (332); two parallel bending foot pieces (335) are slidably arranged on the rotating disk (334); a rotating shaft (336) is rotatably arranged in the fixing seat (331); the upper end of the rotating shaft (336) passes through the rotating disk (334) and is provided with a matching gear (337); the matching gear (337) is located between the two bending foot pieces (335) and is transmission-matched with the two bending foot pieces (335); the lower end of the rotating shaft (336) passes through the fixing seat (331) and is transmission-connected to the second motor (333); when the pins of the components after the plug-in are bent, the bending is performed in a pushing manner; and when bending, the two bending angle pieces move relative to each other, and the bending directions of the legs are opposite, thereby offsetting the relative forces;The three-axis moving mechanism (32) comprises two parallel X-axis slide rails (321) arranged on the mounting base (31), the two X-axis slide rails (321) are slidably provided with a same mounting long plate (322), the mounting base (31) is provided with an X-axis screw drive assembly (323) matched with the mounting long plate (322), the mounting long plate (322) is provided with two parallel Y-axis slide rails (324), the two Y-axis slide rails (324) are slidably provided with a same fixed mounting seat (325), and the mounting long plate (322) is provided with a Y-axis screw drive assembly (323) matched with the fixed mounting seat (325). The component (326) includes two parallel Z-axis slide rails (327) vertically disposed on one side of the fixed mounting seat (325), and a same vertical slide plate (328) is slidably disposed on the two Z-axis slide rails (327). A Z-axis cylinder (329) is disposed on the other side of the fixed mounting seat (325), and an output end of the Z-axis cylinder (329) is fixedly connected to the vertical slide plate (328), and the fixed seat (331) is disposed on the vertical slide plate (328); a material box / plug-in carrier (5) is further disposed in the cabinet (1), and the number of the material box / plug-in carrier (5) is two, and they are respectively disposed on the front and rear sides of the PCB conveying module (2). ; 2. According to claim 1, a new multi-station automatic insertion machine is characterized in that: The plug-in module (4) comprises a two-axis moving mechanism (41) and a plug-in mechanism (42) arranged on the cabinet (1); the plug-in mechanism (42) comprises a mounting vertical plate (421), a mounting seat (422), and a plurality of groups of plug-in components (423); the mounting vertical plate (421) is arranged on the two-axis moving mechanism (41); the mounting seat (422) is arranged on one side of the mounting vertical plate (421); and the plug-in component (423) comprises a nozzle chuck (430). , a Z-axis motor (431) and an angle motor (432), the nozzle chuck (430) is slidably arranged on the mounting seat (422), the Z-axis motor (431) is arranged on the other side of the mounting vertical plate (421) and drives the nozzle chuck (430) to move up and down through a first transmission belt (433), and the angle motor (432) is arranged on the mounting seat (422) and drives the nozzle chuck (430) to rotate through a second transmission belt (434).

3. A new type of multi-station automatic insertion machine according to claim 2, characterized in that: A camera seat (424) is also provided on the mounting vertical plate (421); the camera seat (424) is located below the mounting seat (422) and is provided with an industrial camera (425); the industrial camera (425) is located below the suction nozzle chuck (430); an air valve group (426) is provided at the top end of the mounting vertical plate (421); all the suction nozzle chucks (430) are connected to the air pipe of the air valve group (426).

4. According to the novel multi-station automatic insertion machine of claim 1, it is characterized by: The PCB conveying module (2) comprises two parallel mounting strips (21) fixed in the cabinet (1); a conveying belt (22) is arranged on the inner side of the mounting strip (21); a conveying motor (23) drivingly connected to the conveying belt (22) is arranged on the outer side of the mounting strip (21); a pressing cylinder (24) is also arranged on the mounting strip (21); a pressing block (25) cooperating with the conveying belt (22) is arranged at the output end of the pressing cylinder (24); and a sensing device (26) is arranged at both ends of at least one of the mounting strips (21).

5. According to claim 3, the novel multi-station automatic insertion machine is characterized in that: A camera light source (427) is also provided on the camera seat (424), and the camera light source (427) is located below the industrial camera (425).

6. A novel multi-station automatic insertion machine according to claim 1, characterized in that: An electrical layer (6) is provided at the lower end of the cabinet (1).

7. The novel multi-station automatic insertion machine according to claim 1 is characterized in that: The cabinet (1) is also provided with a cover (7).

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