Multi-axis flip flexible feeder
By designing a multi-axis flipping flexible feeder, the problem of poor versatility of feeders in flexible production of insertion machines is solved, realizing controllable adjustment of material posture and efficient feeding, adapting to the needs of rapid iterative production.
Patent Information
- Application Number
- CN202310170823.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-02-27
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2043-02-27
AI Technical Summary
The feeders of existing plug-in machines have poor versatility in flexible and customized production, and the material separation and directional movement of existing flexible vibratory feeders are highly random, resulting in low screening efficiency for some materials and failing to meet customers' rapid iteration needs.
Design a multi-axis flipping flexible feeder, including a support structure, a hopper, a flexible disc, a multi-axis module and a flipping module. Through vibration separation, visual positioning and multi-degree-of-freedom motion, it realizes the directional movement and posture adjustment of materials, and works with a plug-in machine for efficient feeding.
It achieves efficient, flexible and universal bulk material feeding, adapts to different material posture requirements, and improves the production efficiency and adaptability of the insertion machine.
Smart Images
Figure CN116234289B_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of plug-in machines, in particular to a feeder for providing materials to a plug-in machine. BACKGROUND
[0002] A plug-in machine is a machine device for inserting electronic components into a designated position on a PCB circuit board. A plug-in machine generally includes a machine base, a mechanical hand, a PCB board conveying and positioning device, a CCD vision assembly, etc. The mechanical hand of the plug-in machine is provided with a clamping and picking device, and a plurality of clamping jaws or suction cups are usually installed on the clamping and picking device for clamping and inserting electronic components. The PCB board conveying and positioning device conveys the PCB board to a predetermined position, and the clamping and picking device inserts the corresponding electronic components into the designated position on the PCB board according to the instructions. During production of the plug-in machine, a feeder is usually used to provide materials to achieve continuous and automatic plug-in production. Currently, the common problems in automatic plug-in of bulk materials are as follows: 1. The common method for feeding bulk materials in automatic plug-in is the traditional vibrating disc. However, due to its structure, it can only be designed and processed according to the shape of the parts, and cannot be universalized, so it is only suitable for large-scale standardized production, and cannot meet the requirements of customer flexible production, customization, and product iteration acceleration. 2. The existing flexible vibrating disc relies on vibrating parts to achieve separation and directional movement of the parts, which has great randomness and can only meet some special materials, and there are problems such as low screening efficiency of some materials (for example, the required posture is upright, but the upright posture probability after vibration is small), and some materials cannot directly pass through the flexible feeder to obtain the final required feeding posture (for example, the required posture is upright, but vibration cannot stand up). SUMMARY
[0003] The present application aims to provide a multi-axis flip flexible feeder, which solves the above technical problems well.
[0004] To achieve the above purpose, the present application adopts the following technical problems:
[0005] A multi-axis flip flexible feeder for cooperating with a plug-in machine for plug-in production, comprising:
[0006] a support structure,
[0007] a hopper assembled on the support structure for storing materials and outputting materials according to instructions;
[0008] a flexible disc assembled on the support structure and connected to the discharge end of the hopper, the flexible disc receives the materials output by the hopper and separates and moves the materials in a directional manner through vibration;
[0009] a multi-axis module assembled on the support structure and establishing a multi-degree-of-freedom serial motion state, the motion end of the multi-axis module pushes the materials on the flexible disc out;
[0010] A turnover module is assembled on the support structure, used for receiving the material pushed out by the multi-axis module and turning over the material to obtain a posture suitable for the insert, so that the insert machine takes the insert.
[0011] The above scheme is further, the hopper has a bottom and a peripheral wall part enclosing the bottom, a conveying belt is embedded in the bottom of the hopper, the conveying direction front end of the conveying belt passes through the pre-set discharge port of the peripheral wall part to feed, a openable hopper is arranged at the discharge port, and the hopper can guide the material sent out by the conveying belt to the flexible disc after being opened.
[0012] The above scheme is further, the flexible disc is box-shaped and elevated by support columns, and voice coil motors are arranged on part or all of the support columns; the inner bottom surface of the flexible disc is light-transmitting, and a light source is arranged directly below the flexible disc, and the light source is lighted to cooperate with the visual photographing assembly to take a photograph of the material in the flexible disc.
[0013] The above scheme is further, the multi-axis module includes a lifting bottom plate, an X-direction moving slide, a Y-direction moving slide, a Y-direction extension arm and a tail end pushing claw, the lifting bottom plate is installed on the support structure and realizes up and down lifting, the X-direction moving slide is installed on the lifting bottom plate through a slide rail structure and realizes reciprocating translation along the X-axis of the space rectangular coordinate system; the Y-direction moving slide is installed on the X-direction moving slide through a slide rail structure and realizes reciprocating translation along the Y-axis of the space rectangular coordinate system; the Y-direction extension arm is assembled on the Y-direction moving slide and extends out from the Y-direction moving slide along the Y-axis direction of the space rectangular coordinate system; and the tail end pushing claw is installed on the extension tail end of the Y-direction extension arm and is driven by a rotating motor; the tail end pushing claw has a horizontally arranged C-shaped part, which is partially concave, used for horizontally surrounding and guiding the material.
[0014] The above scheme is further, the turnover module includes a fixing seat, a turnover support and a jig, the fixing seat is installed on the support structure, the turnover support is assembled on the fixing seat and can be turned over relative to the fixing seat, so that the turnover support is switched between the first position and the second position; and the jig is installed on the turnover support and moves with the turnover support, when the turnover support is switched to the first position, the jig is used for receiving the material pushed out by the multi-axis module, when the turnover support is switched to the second position, the jig turns over with the material, so that the material obtains a posture suitable for the insert.
[0015] The above scheme is further, one end of the hopper is connected to the hopper through a hinge, and the hopper is driven to realize opening and closing movement by a discharging cylinder.
[0016] The above scheme is further, the turnover support is connected to the fixing seat through a rotating cylinder, and a pressing cylinder is arranged on the turnover support, and the pressing cylinder drives the clamping opening on the jig to open and close.
[0017] The present application supplies bulk materials through a hopper, disperses the materials through a tray, positions the materials through visual shooting, moves, rotates and pushes the materials into a jig through a four-axis module, and compresses and turns the materials through a turnover module, so that the posture of the materials is determined and controllable in the whole process, and then the materials are taken and inserted through a plug-in machine, so that the feeding and inserting are realized with high efficiency, flexibility and strong universality. BRIEF DESCRIPTION OF DRAWINGS
[0018] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0019] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 2 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0020] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 3 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0021] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 4 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0022] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 5 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0023] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 6 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 1 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0024] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 7 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 6 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0025] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 8 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 7 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application;
[0026] FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; Figure 9 FIG. 1 is a structural schematic diagram of a preferred embodiment of the present application; DETAILED DESCRIPTION
[0027] The concept, specific structure and technical effects of the present application will be further described below with reference to the drawings, so that the purpose, features and effects of the present application can be fully understood.
[0028] It should be noted that in the description of the present application, the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features.
[0029] Referring to Figures 1-9 As shown in the preferred embodiment of the present application, the present application relates to a multi-axis overturning flexible feeder, mainly composed of a support structure 1, a hopper 2, a flexible disc 3, a multi-axis module 4 and an overturning module 5, used for cooperating with a plug-in machine for plug-in production, especially for supplying bulk materials (such as resistors, capacitors and other electronic components with pins) and obtaining the required posture of the plug-in, achieving efficient, flexible and universal bulk material automatic plug-in. The present application also combines the existing machine vision shooting positioning technology of industrial automatic production to assist the adjustment of the posture of the material.
[0030] In order to facilitate installation and combination, the support structure 1 is designed to be suitable for connecting the shape of the plug-in machine, Figure 9 As shown in the figure, the support structure 1 is partially embedded in the plug-in machine 100, and the modular combination method is convenient for manufacturing, installation and maintenance, has high flexibility, can be organically combined and is beneficial to the material taking and plug-in work of the plug-in machine 100. The hopper 2 is assembled on the support structure 1 and is used for storing materials and outputting materials according to instructions, realizing feeding and automatically controlling the output of materials; the flexible disc 3 is assembled on the support structure 1 and is connected to the discharge end of the hopper 2, the flexible disc 3 receives the materials output by the hopper 2 and realizes the separation and directional movement of the materials through vibration, which is beneficial to the use of materials. The multi-axis module 4 is assembled on the support structure 1 and establishes a multi-degree-of-freedom series motion state, and makes adaptive motion according to needs, so that the motion end of the multi-axis module 4 pushes the materials on the flexible disc 3 out; the overturning module 5 is assembled on the support structure 1 and is used for receiving the materials pushed out by the multi-axis module 4 and overturning the materials, obtaining the posture suitable for plug-in, so as to facilitate the plug-in machine to take materials and plug-in.
[0031] Further, in the embodiment, the hopper 2 has a bottom and a peripheral wall enclosing the bottom, obtaining a box shape, facilitating the loading of the material into the hopper 2, and a conveyor belt 21 is embedded in the bottom of the hopper 2, the conveyor belt 21 being a circulating conveyor belt, conveying the material under the driving of a conveying motor, and the conveying motor operates according to corresponding instructions, such as a material shortage detection instruction, achieving automatic conveying control. The front end of the conveying direction of the conveyor belt 21 sends out the material through a pre-set discharge port 22 on the peripheral wall, and a openable hopper 23 is arranged at the discharge port 22, and after the hopper 23 is opened, it can guide the material conveyed by the conveyor belt to be conveyed onto the flexible disc 3. In the embodiment, preferably, one end of the hopper 23 is connected to the hopper 2 through a hinge, and the hopper 23 is driven to realize the opening and closing movement by a discharge air cylinder 24, and in the embodiment, the discharge air cylinder 24 has two and is arranged symmetrically left and right, and the two discharge air cylinders 24 synchronously drive the left and right sides of the hopper 23, and the discharge air cylinder 24 has the function of opening and closing the hopper 23 at the same time, and also has the function of lifting the hopper when it is opened, cooperating with the discharge of the hopper 23, so as to guide the material to be conveyed onto the flexible disc 3, and the structure is simple, convenient to control, and accurate in control. When working, after judging the material shortage, receiving the material shortage signal, the discharge air cylinder 24 acts to open the hopper 23, at the same time, the conveying motor drives the conveyor belt 21 to convey the material, and the material in the hopper 2 is output, and the hopper 23 is in the form of a slide, guiding the material conveyed by the conveyor belt to be conveyed onto the flexible disc 3. In the embodiment, the amount of feeding can be determined by photoelectric sensing or weight sensing on the flexible disc 3, after the feeding is completed, the discharge air cylinder 24 acts to pull the hopper 23, so that the hopper 23 is closed, at this time, the conveying motor also stops, and the conveyor belt 21 stops conveying the material.
[0032] In this embodiment, the flexible disc 3 is box-shaped and is elevated by support columns, and a voice coil motor 31 is arranged on part or all of the support columns to obtain vibration, so as to realize material vibration separation and directional movement on the flexible disc 3; the inner bottom surface of the flexible disc 3 is planar and light-transmitting, and can be composed of embedded glass plates; a light source 32 is arranged directly below the flexible disc 3, and the light source 32 is lighted to cooperate with a visual photographing assembly to take a photo of the material in the flexible disc 3, so as to obtain the posture and direction of the material, which is beneficial to subsequent multi-axis module 4 adjustment output. The multi-axis module 4 includes a lifting bottom plate 41, an X-direction moving slide 42, a Y-direction moving slide 43, a Y-direction extension arm 44 and a terminal pushing claw 45; the lifting bottom plate 41 is installed on the support structure 1 and realizes up and down lifting; the X-direction moving slide 42 is installed on the lifting bottom plate 41 through a slide rail structure and realizes reciprocating translation along the X-axis of the space rectangular coordinate system; the Y-direction moving slide 43 is installed on the X-direction moving slide 42 through a slide rail structure and realizes reciprocating translation along the Y-axis of the space rectangular coordinate system; the Y-direction extension arm 44 is assembled on the Y-direction moving slide 43 and extends out from the Y-direction moving slide along the Y-axis direction of the space rectangular coordinate system; and the terminal pushing claw 45 is installed on the extension end of the Y-direction extension arm 44 and is driven by a rotating motor 46. In this embodiment, the terminal pushing claw 45 has a horizontally arranged C-shaped part 451, which is partially concave and is suitable for surrounding and guiding the material, so as to improve the pushing stability and accuracy. The series connection of the multi-axis module 4 can drive the movement of another mechanism by the movement of one mechanism, and because the transmission between the mechanisms is independent, the movement between the mechanisms will not interfere with each other, which is beneficial to control the pushing of the material on the flexible disc 3 to the turnover module 5.
[0033] Figure 6 、 7, 8, the turnover module 5 includes a fixed seat 51, a turnover bracket 52, a jig 53, the fixed seat 51 is installed on the support structure 1, the turnover bracket 52 is assembled on the fixed seat 51 and can be turned over relative to the fixed seat, so that the turnover bracket 52 switches between the first position and the second position; the jig 53 is installed on the turnover bracket 52 and moves with the turnover bracket 52, when the turnover bracket switches to the first position, the jig 53 is used to receive the material pushed out by the multi-axis module 4, when the turnover bracket switches to the second position, the jig 53 turns over with the material, so that the material gets the posture suitable for the plug-in. In the embodiment, the relationship between the first position and the second position is that the turnover bracket 52 turns over 90°, and in the turnover process of the first position and the second position, a buffer 56 is added to cooperate, the buffer 56 supports the turnover bracket 52 through pressure reaction, has the effects of buffer protection and cooperative positioning, ensures the stability and accuracy of turnover. Further, the turnover bracket 52 is connected with the fixed seat 51 through a rotary cylinder 54, and a material pressing cylinder 55 is arranged on the turnover bracket 52, the material pressing cylinder 55 drives the clamping opening 531 on the jig 53 to open and close. The structure is simple, convenient to assemble, and accurate and stable in action. When working, first, the turnover bracket 52 turns to the first position, the clamping opening 531 on the jig 53 horizontally connects the inner bottom surface of the flexible disc 3, the multi-axis module 4 pushes the material to the clamping opening of the jig 53, the pin of the material extends into the clamping opening of the jig 53, and the C-shaped part 451 of the end pushing pawl 45 is used to control the material pushing, and the C-shaped part 451 contacts the jig 53 to control the material pushing depth; after the material is pushed into place, the material pressing cylinder 55 acts to press the material tightly, and the C-shaped part 451 of the end pushing pawl 45 exits the control of the material; then the rotary cylinder 54 rotates 90°, so that the turnover bracket 52 turns to the second position, the jig 53 stands up with the material, and the material reaches the standing posture, the plug-in machine receives the material, then the material pressing cylinder 55 releases, and the plug-in machine can take the material from the jig 53 for plug-in production, so as to repeat the above process, so as to realize the automatic plug-in processing of bulk material.
[0034] The present application supplies the bulk material through the material bin, disperses the material through the material disc, positions through visual shooting, moves, rotates in plane, pushes into the jig through the four-axis module, and presses and turns over through the turnover module, so that the posture of the material is determined and controllable in the whole process, and then the plug-in machine is matched to take the material and plug-in, so as to realize the high-efficiency, flexible and strong-universal material supply and plug-in.
[0035] Although the preferred embodiments of the present application are described in detail with reference to the accompanying drawings, the present application should not be limited to the same structure and operation as described above and the drawings, and many equivalent improvements and changes can be made to the above embodiments by logical analysis, reasoning or limited experiments without exceeding the concept and scope of the present application, which should belong to the scope of protection required by the present application.
Claims
1. A multi-axis flip flexible feeder for use in a co-injection machine insert production, characterized by, Have: Supporting structure (1), Hopper (2), the hopper (2) is assembled on the supporting structure (1), for storing materials and outputting materials according to instructions; Flexible disc (3), the flexible disc (3) is assembled on the supporting structure (1) and is connected at the discharge end of the hopper (2), the flexible disc (3) receives the material output by the hopper (2) and realizes the separation and directional movement of the material by vibration; the flexible disc (3) is box-shaped and is elevated by support columns, and voice coil motors (31) are arranged on part or all of the support columns; the inner bottom surface of the flexible disc (3) is light-transmitting, and a light source (32) is arranged directly below the flexible disc (3), and the light source (32) is illuminated to cooperate with the visual photographing assembly to take a photograph of the material in the flexible disc (3); Multi-axis module (4), the multi-axis module (4) is assembled on the supporting structure (1) and establishes a multi-degree-of-freedom series motion state, and the motion end of the multi-axis module (4) pushes the material on the flexible disc (3) out; the multi-axis module (4) includes a lifting bottom plate (41), an X-direction moving slide (42), a Y-direction moving slide (43), a Y-direction extension arm (44), and a terminal pushing claw (45), the lifting bottom plate (41) is installed on the supporting structure (1) and realizes up and down lifting, the X-direction moving slide (42) is installed on the lifting bottom plate (41) through a slide rail structure and realizes reciprocating translation along the X-axis of the space rectangular coordinate system; the Y-direction moving slide (43) is installed on the X-direction moving slide (42) through a slide rail structure and realizes reciprocating translation along the Y-axis of the space rectangular coordinate system; the Y-direction extension arm (44) is assembled on the Y-direction moving slide (43) and extends out from the Y-direction moving slide along the Y-axis direction of the space rectangular coordinate system; the terminal pushing claw (45) is installed at the extension end of the Y-direction extension arm (44) and is driven by a rotating motor (46); the terminal pushing claw (45) has a horizontally arranged C-shaped part (451), which is partially concave; The turnover module (5) is assembled on the supporting structure (1) and is used for receiving the material pushed out by the multi-axis module (4) and turning over the material to obtain a suitable posture of the insert to be taken by the insert machine.
2. A multi-axis inverting flexible feeder according to claim 1, wherein: The hopper (2) has a bottom and a peripheral wall portion surrounding the bottom, a conveying belt (21) is embedded in the bottom of the hopper (2), the conveying direction front end of the conveying belt (21) passes through the discharge port (22) prearranged on the peripheral wall portion to feed materials, and a openable hopper (23) is arranged at the discharge port (22), and the hopper (23) can guide the materials conveyed by the conveying belt to be conveyed to the flexible disc (3) after being opened.
3. A multi-axis inverting flexible feeder as claimed in claim 1, wherein: The turnover module (5) comprises a fixing base (51), a turnover support (52) and a jig (53). The fixing base (51) is installed on the support structure (1). The turnover support (52) is assembled on the fixing base (51) and can be turned relative to the fixing base, so as to switch the turnover support (52) between a first position and a second position. The jig (53) is installed on the turnover support (52) and moves with the turnover support (52). When the turnover support is switched to the first position, the jig (53) is used for receiving the material pushed out by the multi-axis module (4). When the turnover support is switched to the second position, the jig (53) turns with the material, so that the material obtains a suitable posture for the plug-in.
4. A multi-axis inverting flexible feeder as claimed in claim 2, wherein: One end of the hopper (23) is connected to the silo (2) through a hinge, and the hopper (23) is driven to realize opening and closing movement through a discharging cylinder (24).
5. A multi-axis inverting flexible feeder as claimed in claim 3, wherein: The turnover support (52) is connected to the fixing base (51) through a rotating cylinder (54), and a pressing cylinder (55) is arranged on the turnover support (52). The pressing cylinder (55) drives the clamping opening of the jig (53) to open and close.
Citation Information
Patent Citations
Plastic body automatic sorting machine for pin header connector
CN110190485A
Multi-shaft turnover flexible feeder
CN219718991U