CN110977494A - Intelligent RC (resistor-capacitor) manufacturing production line for optical communication precision parts - Google Patents
Intelligent RC (resistor-capacitor) manufacturing production line for optical communication precision parts Download PDFInfo
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Abstract
The invention discloses an RC intelligent manufacturing production line for optical communication precision parts, which comprises a detection unit, a movable material tray unit, a fixed material tray unit, a cleaning unit, a conversion unit, a first numerical control machine, a second numerical control machine and a third robot, wherein mounting bases of the first robot, the second robot, the third robot and the fourth robot are arranged in a delta shape; the second numerical control machine tool is arranged in the picking and placing range of the first robot, the second robot, the third robot, the cleaning unit, the detection unit and the movable material tray unit are arranged in the picking and placing range of the third robot; the conversion unit is arranged in a triangular middle vacant position and a picking and placing range of the first robot and the second robot. The invention realizes the perfect combination of continuous production without shutdown, integrated working units, intelligent accurate positioning, flexible processing and production, unattended robot and overlapped processing and auxiliary time.
Description
Technical Field
The invention relates to an RC intelligent manufacturing technology, in particular to an RC intelligent manufacturing production line for optical communication precision parts.
Background
The optical communication precision parts are small precision parts widely applied to industries of automobiles, electronics, optical communication, hardware, computers and the like, have various types, specifications and models and large using amount, and need mass production. The existing small-sized precise parts do not form a continuous production mode from production and manufacturing to quality detection, all processes are executed by manual operation, the operation quality and the efficiency far meet the requirements of intelligent manufacturing of enterprises, continuous production is not guaranteed, the labor intensity is quite large, and the product percent of pass cannot be guaranteed. Therefore, an infinite expansion combination in various forms is flexibly carried out according to workshop planning and the processing requirements of actual products, a plurality of devices are formed to be interconnected and communicated, the RC intelligent manufacturing production line can adapt to various types, specifications and models, and the RC intelligent manufacturing production line capable of meeting the requirements is not reported yet.
Disclosure of Invention
Aiming at the defects that the production operation quality and efficiency of optical communication precision parts in the prior art cannot meet the requirements of intelligent manufacturing of enterprises, the labor intensity is high, the qualification rate is low and the like, the invention aims to solve the problem of providing the RC intelligent manufacturing production line for the optical communication precision parts, which has the advantages of continuous production, no shutdown, flexible processing and production and unattended robot.
In order to solve the technical problems, the invention adopts the technical scheme that:
the invention relates to an RC intelligent manufacturing production line for optical communication precision parts, which comprises a detection unit, a movable material tray unit, a fixed material tray unit, a cleaning unit, a conversion unit, a first numerical control machine, a second numerical control machine and a third robot, wherein mounting bases of the first robot, the second robot, the third robot and the fourth robot are arranged in a delta shape; the second numerical control machine tool is arranged in the picking and placing range of the first robot, the second robot, the third robot, the cleaning unit, the detection unit and the movable material tray unit are arranged in the picking and placing range of the third robot; the conversion unit is arranged in a triangular middle vacant position and a picking and placing range of the first robot and the second robot.
The conversion unit comprises a support base, a guide rail, a walking support frame, a fixed support frame, a first pneumatic three-jaw chuck clamp and a second pneumatic three-jaw chuck clamp, wherein the guide rail, the walking support frame, the first pneumatic three-jaw chuck clamp and the second pneumatic three-jaw chuck clamp are arranged on the support base; a motor is arranged in a motor cover at the end part of the first pneumatic three-jaw chuck clamp, and a motor output shaft is in transmission connection with the walking support frame through a lead screw.
The cleaning unit comprises a workbench, a rotary cylinder, a thin cylinder, a scrap blowing nozzle and a third pneumatic three-jaw chuck clamp, wherein the rotary cylinder, the thin cylinder, the scrap blowing nozzle and the third pneumatic three-jaw chuck clamp are arranged on the workbench; the cylinder is arranged on the workbench and below the scrap blowing nozzle, and the third pneumatic three-jaw chuck clamp is connected with a piston rod of the cylinder.
The movable tray unit comprises a first tray, a second tray, a first pair of linear guide rails, a second pair of linear guide rails, a positioning block, a position detection sensor and a supporting plate, wherein the first pair of linear guide rails and the second pair of linear guide rails are installed on the supporting plate in parallel, the first pair of linear guide rails are arranged on the outer side, the second pair of linear guide rails are arranged on the inner side, the first tray is installed on the first pair of linear guide rails through a sliding plate which stretches outwards from two sides, the second tray is installed on the second pair of linear guide rails through a bottom sliding groove in a sliding mode, the first tray and the second tray are staggered in the vertical direction in height, and the positioning block is installed at two ends of the first pair of.
The invention also comprises a position detection sensor for detecting the moving positions of the first material tray and the second material tray, and the position detection sensor is arranged on one side of the supporting plate.
The invention has the following beneficial effects and advantages:
1. the invention is based on the deep fusion of a robot technology, a PLC technology, an image visual detection technology, an accurate positioning technology, an interconnection communication technology, a numerical control technology and the like, runs through each link of manufacturing activities such as design, production, management, service and the like, and realizes the perfect combination of continuous production without stop, working unit integration, accurate positioning intellectualization, processing and production flexibility, unattended robot operation and processing and auxiliary time superposition.
2. The invention has strong adaptability, when the processing product is replaced, the system can detect and feed back the states of all parts in the production process of the production line in real time, and can accurately adjust all working units only by inputting programs to the PL C bus system of the production line, thereby intelligently adjusting the corresponding processing parts in time, rapidly converting different processing products, having higher flexible characteristic, rapidly and effectively converting workpieces of different processing types, needing no special machine, greatly improving the processing efficiency and the equipment utilization rate, saving the labor cost, reducing the production cost, reducing the industrial energy consumption rate, improving the precision of the processing products, ensuring the quality consistency and stopping the reject ratio of the products.
3. The invention integrates the depth of the numerical control lathe for processing optical communication precision parts with the working units such as the robot automatic feeding and discharging, the cleaning unit, the detection unit and the like, realizes the organic integration of automatic continuous production manufacturing, automatic cleaning, automatic detection and automatic feeding and discharging of a production line, and the production line carries out electrical control integration on the feeding and discharging part of the joint robot, the primary machining part and the secondary machining part such as turning, milling, drilling and the like, the overturning unit of the workpiece clamping part, the cleaning unit and the online appearance and size detection unit, combines the position sensors of all the parts, the appearance and size detection judgment output and realizes the intelligent processing according to programs.
4. According to the invention, through the combination of a PLC program and a system, a pneumatic element and an electric element are combined, the online automatic cleaning and blow-drying function is realized, the cleaning effect reaches 100 percent, the Sa2.5-level standard is achieved, the requirement of the cleanliness of a part product is met, the improvement is carried out on the basis of the original software, two-dimensional high-speed image detection and infrared visual detection are added, and the online repeated measurement precision reaches +/-0.0015 mm; the online detection unit is integrated with the device, so that the good products and the defective products can be automatically separated by 100%, the separated defective products are further subjected to item separation management again, and finally, the analysis, investigation, improvement and technical improvement on the causes of the defective products are realized, so that the defective problems are effectively improved and solved.
5. The system adopts a modular design, can flexibly and infinitely expand and combine various forms according to workshop planning and the processing requirements of actual products to form a production line for interconnection and intercommunication of a plurality of devices, is in a U-shaped (the position of a workpiece from a fixed material tray to a movable material tray is changed into the U-shaped) lean production layout, and has the advantages of compact structure, small occupied area and high space utilization rate. The production line system is a first technical breakthrough in the industry at home, fills up the technical blank in the field at home, reaches the domestic advanced level, and initiates the first time of research and development of customized small-sized intelligent precision part manufacturing production line equipment in China.
Drawings
FIG. 1 is a general layout of a production line according to the present invention;
FIG. 2 is a diagram of robot parameters and action planning ranges in accordance with the present invention;
FIG. 3 is a schematic diagram of a conversion unit according to the present invention;
FIG. 4 is a schematic view of a cleaning unit according to the present invention;
FIG. 5 is a schematic view of a detecting unit according to the present invention;
FIG. 6 is a schematic diagram of the structure of the moving tray unit in the present invention;
FIG. 7 is a schematic view of the structure of the numerical control machine tool of the present invention.
Wherein, 1 is a detection unit, 101 is a support base, 102 is a translation guide rail, 103 is a walking workpiece bracket, 104 is a defective product collection box, 2 is a moving tray unit, 201 is a first tray, 202 is a second tray, 203 is a linear guide rail, 203 is a positioning block, 204 is a position detection sensor, 205 is a position detection sensor, 206 is a support plate, 3 is a fixed tray unit, 4 is a first robot, 5 is a first numerical control machine, 6 is a conversion unit, 601 is a support base, 602 is a guide rail, 603 is a walking support frame, 604 is a fixed support frame, 605 is a first pneumatic three-jaw chuck clamp, 606 is a second pneumatic three-jaw chuck clamp, 607 is a motor cover, 7 is a second numerical control machine, 8 is a second robot, 9 is a first robot power distribution cabinet, 10 is a second robot power distribution cabinet, 11 is a third robot, 12 is a cleaning unit, 1201 is a workbench, a rotary cylinder 1202, a thin cylinder 1203, a cylinder 1204, a scrap blowing head 1205, a third pneumatic three-jaw chuck jig 1206, and a third robot 13.
Detailed Description
The invention is further elucidated with reference to the accompanying drawings.
As shown in fig. 1, the RC intelligent manufacturing line for optical communication precision parts of the present invention comprises a detection unit 1, a mobile tray unit 2, a fixed tray unit 3, a cleaning unit 12, a conversion unit 6, first to second numerical control machines 5, 7, and first to third robots 4, 8, 13, wherein the mounting bases of the first to third robots 4, 8, 13 are arranged in a delta shape, the fixed tray unit 3 is installed in the pick-and-place range of one side of the first robot 4, and the first numerical control machine 5 is installed in the pick-and-place range of the other side of the first robot 4; the second numerical control machine tool is arranged in the picking and placing range of the first to second robots 4 and 8, the cleaning unit 12 is arranged in the picking and placing range of the second to third robots 8 and 13, and the detection unit 1 and the movable material tray unit 2 are arranged in the picking and placing range of the third robot 13; the conversion unit 6 is installed in a hollow space in the middle of the shape of a Chinese character 'pin' and in the picking and placing range of the first to second robots 4 and 8.
The pick-and-place range of each robot is shown in the robot parameter and action planning range diagram of fig. 2.
The invention is composed of three robots carried by two G20 type CNC lathes (as shown in figure 7) and five units, wherein the fixed tray unit is used for orderly placing blanks, thereby facilitating the grabbing of the robots; the first numerical control machine tool 5 carries out first-order processing on the blank, and the processing precision is guaranteed to be within +/-5 microns; the conversion unit is a device for automatically turning the workpiece processed on the intelligent manufacturing production line in the radial horizontal direction, and through the communication interaction of the production line, PLC signal commands are input and output to drive each mechanism to work, so that the workpiece processing surface can be turned over in the radial horizontal direction by 180 degrees at high speed, high efficiency and high accuracy; the second numerical control machine 7 can process the workpiece to a finished product, and the processing precision is ensured to be within +/-5 mu m; the cleaning unit is a scrap blowing cleaning device for processing workpieces on the way of an intelligent manufacturing production line, pneumatic scrap blowing on the surfaces of the workpieces can be performed at high speed, high efficiency and high accuracy, floating ash, waste scraps, stains and the like cannot be generated on the surfaces of the workpieces visually after cleaning, and the cleanliness of parts reaches the international standard Sa2.5 level; the first robot 4 is used for grabbing a blank to enter the first numerical control machine 5 to complete blanking, loading, exiting the first numerical control machine 5 and moving to the conversion unit 6, placing a processed workpiece in the first sequence on the first pneumatic three-jaw chuck clamp 605 of the conversion unit 6, and retreating to wait for grabbing the blank; the second robot 8 grabs the workpiece after the direction of the workpiece in the conversion unit 6 is converted, enters the second numerical control machine 7, carries out blanking and loading, then exits the machine, places the finished workpiece in the cleaning unit 12, and waits for grabbing the position of the workpiece after retreating; the third robot 13 grabs the cleaned workpiece and puts the workpiece into the detection unit 1 for detection, and grabs the workpiece into the movable tray unit 2 after detection.
The robot power distribution cabinet is also provided with first to third robot power distribution cabinets 9-11 which are respectively used for power supply and signal input and output distribution of the first to third robots.
As shown in fig. 3, the conversion unit 6 includes a support base 601, a guide rail 602 disposed on the support base 601, a traveling support frame 603, a fixed support frame 604, a first pneumatic three-jaw chuck clamp 605 and a second pneumatic three-jaw chuck clamp 606, wherein the guide rail 602 is mounted on the support base 601, the traveling support frame is slidably mounted on the guide rail 602, the fixed support frame 604 is mounted at one end of the guide rail 602, the second pneumatic three-jaw chuck clamp 606 is fixedly mounted on the fixed support frame 604, the first pneumatic three-jaw chuck clamp 605 is fixedly mounted on the traveling support frame 603, and the first pneumatic three-jaw chuck clamp 605 and the second pneumatic three-jaw chuck clamp 606 are disposed opposite to each other; a motor is arranged in a motor cover 607 at the end part of the first pneumatic component 601, and an output shaft of the motor is in transmission connection with the walking support frame 603 through a lead screw.
In this embodiment, the guide rail 602 is fixed on the support base 601, the walking support frame 603 is slidably sleeved outside the guide rail 602, when the motor is started, the output shaft drives the screw to rotate, the first pneumatic three-jaw chuck fixture 605 is further driven to axially move along the guide rail 602 by the walking support frame 603, when the first pneumatic three-jaw chuck fixture moves towards the second pneumatic three-jaw chuck fixture 606, the workpiece is clamped, otherwise, when the first pneumatic three-jaw chuck fixture 605 moves towards the direction opposite to the second pneumatic three-jaw chuck fixture 606, the workpiece is loosened.
The conversion unit 6 can accurately grab each workpiece to be fed to the second numerical control machine tool, and enables the movable sliding table to return to the zero position.
As shown in fig. 4, the cleaning unit 12 includes a working table 1201, and a rotary cylinder 1202, a thin cylinder 1203, a cylinder 1204, a scrap blowing nozzle 1205 and a third pneumatic three-jaw chuck clamp 1206 which are arranged on the working table 1201, wherein the rotary cylinder 1202 is fixedly mounted on the working table 1201 through a support frame, one end of a rotary support arm is rotatably connected with the rotary cylinder 1202, the scrap blowing nozzle 1205 is mounted at the other end of the rotary support arm, the thin cylinder 1203 is mounted on the rotary support arm, and an air path is communicated with the scrap blowing nozzle 1205; an air cylinder 1204 is installed on the workbench 1201 below the chip blowing nozzle 1205, and a third pneumatic three-jaw chuck 1206 is connected with a piston rod of the air cylinder 1204.
In this embodiment, the work piece is sent into third pneumatic three-jaw chuck anchor clamps 1206 and is pressed from both sides tightly the back, and gyration cylinder 1202 moves, drives slim cylinder 1203 and blows bits shower nozzle 1205 and rotate to cylinder 1204 and the blowing of third pneumatic three-jaw chuck anchor clamps 1206 top and blow the bits, blows the bits and accomplishes back gyration cylinder 1202 action once more and get back to the normal position, loosens third pneumatic three-jaw chuck anchor clamps 1206, takes out the work piece, accomplishes once and blows the bits process, guarantees that visual inspection work piece surface is free of dirt and remains.
The cleaning unit 12 is further provided with a detection display unit 1207 which is arranged on the workbench 1201 and on one side of the rotary cylinder 1202 and the support frame and is used for displaying the quantity of finished products and waste products and alarming of each unit, wherein the detection display unit comprises a conversion unit stroke alarm, whether the rotary cylinder of the cleaning unit rotates in place, whether the sliding table of the detection unit is in place and whether the tray detection of the movable tray unit is in place.
As shown in fig. 5, the detection unit 1 adopts a japanese KEYENCE intelligent image vision detection system, which is composed of a two-dimensional high-speed projection dimension measuring instrument (TM-3001P controller, TM-040 measuring head), a vision detection system (CV-X420-a controller, CV-200M CCD, CA-DDW8 backlight, CA-DC40E lighting amplifier), and by matching with a PLC control cabinet, a supporting seat 101, a translation guide rail 102, a walking workpiece bracket 103, a defective product collecting box 104, and the like, one-time high-precision, high-stability, intelligent appearance and dimension detection and defective product sorting of workpieces are realized, 100% on-line detection of important dimensions can be realized, and defective products are automatically sorted and identified.
As shown in fig. 6, the moving tray unit 2 includes a first tray 201, a second tray 202, a first pair of linear guides 203a, a second pair of linear guides 203b, a positioning block 204, a position detection sensor 205, and a support plate 206, wherein the first pair of linear guides 203a and the second pair of linear guides 203 are installed in parallel on the support plate 206, the first pair of linear guides 203a are on the outer side, the second pair of linear guides 203 are on the inner side, the first tray 201 is slidably installed on the first pair of linear guides 203a through sliding plates extending outward on both sides, the second tray 202 is slidably installed on the second pair of linear guides 203 through a bottom chute, the first tray 201 and the second tray 202 are vertically staggered, and the positioning block 204 is installed at both ends of the first pair of linear guides 203a and the second pair of linear guides 203 b; the tray further comprises a position detection sensor 205 for detecting the moving positions of the first tray 201 and the second tray 202, and is arranged on one side of the supporting plate 206.
The first tray 201 and the second tray 202 are respectively installed on respective linear guide rails in a sliding manner in a vertically staggered manner; each material tray is respectively connected with an electric control driving device. The first tray 201 is arranged at the upper part, the second tray 202 is arranged at the lower part, and the tray at the lower part of the second tray 202 can move under the driving of the driving device through the distance width of the first pair of linear guide rails 203a and the height of the first tray 201.
The first tray 201 and the second tray 202 move to the positioning block 204 through the first pair of linear guide rails 203a and the second pair of linear guide rails 203b in a time-sharing manner, and the position detection sensor 205 detects whether the first tray 201 or the second tray 202 moves to a specified position, so that the manipulator can accurately and smoothly grab a workpiece, and the working state is stable and smooth when the workpiece is fed to the spindle of the first data machine tool.
The overall working process and principle of the invention are as follows:
when the system works, under the control of each working unit PLC intelligent digital control system, after a series of processing is carried out on the information recorded by the digital code of the input device, the instructions are announced to the executing mechanisms of the multifunctional six-axis intelligent small robot manipulator feeding and discharging units (namely, the first to third robots), the numerical control lathe machining units (namely, the first to second numerical control lathes), the conversion unit, the cleaning unit, the detection unit and the movable material tray unit according to the information of the control system through the servo system and the programmable controller, and each working unit automatically completes the action requirements of the corresponding part of the executing mechanism according to the program instructions, such as working sequence, running track, standardized action, definite speed and time control. Meanwhile, the system carries out real-time dynamic monitoring, when an error or fault occurs in the action, an alarm signal is announced, a system detection program feeds back actual dynamic information of the execution mechanism to the control system at any time, the actual dynamic information is compared with set data information, and then the actual dynamic information is automatically adjusted through the control system, so that the execution mechanism is automatically restored to the set requirement with set precision, and the working accuracy, stability, continuity, cooperativity and controllability of the whole set of production system are ensured.
The invention relates to a novel 'customized' type intelligent manufacturing production line system which is designed and produced according to enterprise standards of Q/FTS 1-2019 R.C intelligent manufacturing production line, is based on the deep fusion of a robot technology, a PLC technology, an image visual detection technology, a precise positioning technology, an interconnection communication technology, a numerical control technology and the like, runs through each link of manufacturing activities such as design, production, management, service and the like, and has the functions of self-perception, self-operation, self-decision, self-execution, self-adaptation, self-monitoring, self-adjustment, self-protection and the like. The perfect combination of continuous production without shutdown, integrated working units, intelligent accurate positioning, flexible processing and production, unattended robot and overlapped processing and auxiliary time is realized. When the processing products are replaced, the corresponding accurate adjustment can be made on each working unit only by inputting programs to the PL C bus system of the production line, the conversion of different processing products can be rapidly carried out, and the flexible characteristic is high. The machining efficiency and the equipment utilization rate can be greatly improved, the labor cost is saved, the production cost is reduced, the industrial energy loss rate is reduced, the precision of machined products is improved, the quality consistency is ensured, and the reject ratio of the products is completely eradicated.
Claims (5)
1. The utility model provides a precision part RC intelligence manufacturing line of optical communication which characterized in that: the automatic cleaning device comprises a detection unit, a moving material tray unit, a fixed material tray unit, a cleaning unit, a conversion unit, a first numerical control machine, a second numerical control machine, a third numerical control machine and a robot, wherein mounting bases of the first robot, the second robot, the third robot and the third robot are arranged in a delta shape; the second numerical control machine tool is arranged in the picking and placing range of the first robot, the second robot, the third robot, the cleaning unit, the detection unit and the movable material tray unit are arranged in the picking and placing range of the third robot; the conversion unit is arranged in a triangular middle vacant position and a picking and placing range of the first robot and the second robot.
2. The RC intelligent manufacturing line for optical communication precision parts according to claim 1, wherein: the conversion unit comprises a support base, a guide rail, a walking support frame, a fixed support frame, a first pneumatic three-jaw chuck clamp and a second pneumatic three-jaw chuck clamp, wherein the guide rail, the walking support frame, the first pneumatic three-jaw chuck clamp and the second pneumatic three-jaw chuck clamp are arranged on the support base; a motor is arranged in a motor cover at the end part of the first pneumatic three-jaw chuck clamp, and a motor output shaft is in transmission connection with the walking support frame through a lead screw.
3. The RC intelligent manufacturing line for optical communication precision parts according to claim 1, wherein: the cleaning unit comprises a workbench, a rotary cylinder, a thin cylinder, a scrap blowing nozzle and a third pneumatic three-jaw chuck clamp, wherein the rotary cylinder, the thin cylinder, the scrap blowing nozzle and the third pneumatic three-jaw chuck clamp are arranged on the workbench; the cylinder is arranged on the workbench and below the scrap blowing nozzle, and the third pneumatic three-jaw chuck clamp is connected with a piston rod of the cylinder.
4. The RC intelligent manufacturing line for optical communication precision parts according to claim 1, wherein: the movable tray unit comprises a first tray, a second tray, a first pair of linear guide rails, a second pair of linear guide rails, a positioning block, a position detection sensor and a supporting plate, wherein the first pair of linear guide rails and the second pair of linear guide rails are installed on the supporting plate in parallel, the first pair of linear guide rails are arranged on the outer side, the second pair of linear guide rails are arranged on the inner side, the first tray is installed on the first pair of linear guide rails through a sliding plate which stretches outwards from two sides, the second tray is installed on the second pair of linear guide rails through a bottom sliding groove in a sliding mode, the first tray and the second tray are staggered in the vertical direction in height, and the positioning block is installed at two ends of the first pair of.
5. The RC intelligent manufacturing production line for optical communication precision parts according to claim 4, wherein: the device also comprises a position detection sensor for detecting the moving positions of the first material tray and the second material tray, and the position detection sensor is arranged on one side of the supporting plate.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021208230A1 (en) * | 2020-04-15 | 2021-10-21 | 上海工程技术大学 | Intelligent assembly control system |
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| WO2019109593A1 (en) * | 2017-12-07 | 2019-06-13 | 金翰阳科技（大连）股份有限公司 | Intelligent grinding machine tool |
| CN208979610U (en) * | 2018-09-18 | 2019-06-14 | 武汉华中数控股份有限公司 | The feed bin automatic clamping and placing part device of intelligence manufacture production line |
| CN211540237U (en) * | 2019-12-19 | 2020-09-22 | 丹东富田精工机械有限公司 | Optical communication precision part RC intelligent manufacturing production line |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021208230A1 (en) * | 2020-04-15 | 2021-10-21 | 上海工程技术大学 | Intelligent assembly control system |
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