CN110695747A

CN110695747A - Intelligent processing production line and processing technology for tungsten-molybdenum parts

Info

Publication number: CN110695747A
Application number: CN201910955831.7A
Authority: CN
Inventors: 裴晓军; 李志叶; 刘欢娇; 刘佳蓉
Original assignee: Aetna Tianlong (tianjin) Molybdenum Technology Co Ltd; Aetna Tianlong Molybdenum Technology Co Ltd; Advanced Technology and Materials Co Ltd
Current assignee: ATTL ADVANCED MATERIALS Co.,Ltd.; Advanced Technology and Materials Co Ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-01-17
Anticipated expiration: 2039-10-09
Also published as: CN110695747B

Abstract

The invention provides an intelligent processing production line and a processing technology for tungsten-molybdenum parts, wherein the intelligent processing production line comprises an intelligent processing unit, an intelligent storage unit and a control device, the intelligent processing unit comprises a mechanical arm and a processing center, and the front end of the processing center is also provided with a discharging table and an intelligent tool magazine for placing workpieces and replacing tools of the processing center; the intelligent storage unit comprises an intelligent tool rack and an intelligent material rack and is used for storing parts to be processed and processed workpieces; the control device comprises a radio frequency identification system, a human-computer interface and a programmable controller, and is used for controlling the intelligent processing unit and the intelligent storage unit, reading and controlling actual data of the processing process in real time, and inquiring, positioning and changing related data in real time at a terminal. The invention realizes the intellectualization of the processing process control, meets the requirements of simultaneous processing of different parts, has high processing precision, short period and high production efficiency, saves manpower and realizes the safety production of unmanned automatic cycle.

Description

Intelligent processing production line and processing technology for tungsten-molybdenum parts

Technical Field

The invention belongs to the technical field of new material processing, and particularly relates to an intelligent processing production line and a processing technology for tungsten-molybdenum parts.

Background

The tungsten-molybdenum material is an irreplaceable basic material and strategic resource for national economy and modern national defense, and has non-regenerability. The tungsten-containing hard alloy has ultrahigh hardness and excellent wear resistance, and is used for manufacturing various cutting tools, cutters, drilling tools and wear-resistant parts; molybdenum is mainly used in the steel industry, and is directly used for steel making or cast iron after being pressed into industrial molybdenum oxide briquettes, or is used for steel making after being smelted into ferromolybdenum.

The tungsten-molybdenum material has the characteristics of high melting point, high-temperature physical strength, creep resistance, high elastic modulus, extremely low thermal expansion coefficient, excellent electric and thermal conductivity, selective erosion resistance and the like, and is widely applied to key fields of national defense, military industry, aerospace and the like, such as high-temperature structural members, forging dies of turbine blades of large-scale aero-engines, missile balance wings and the like; meanwhile, the dosage of the material in electronic information, medical equipment, energy and power machinery is greatly increased, such as the fields of high-power LED substrate materials, X-ray machine ray target materials, radiotherapy equipment ray shielding/focusing systems, high-voltage switch arc contacts, ion implantation equipment and the like.

At present, due to the industrial characteristics and the order requirements, tungsten and molybdenum materials are mostly used for single-piece/multi-variety small-batch manufacturing, the flexible production requirement is strong, and the production plan, the dynamic scheduling and the organization management have great uncertainty; meanwhile, the tungsten-molybdenum material has poor cutting processability, belongs to a typical hard and brittle difficult-to-process material, and has the problems of generally longer process route, low processing efficiency and precision, frequent logistics turnover, high product inventory control cost, high material cost and the like, which are to be solved urgently.

Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.

Disclosure of Invention

The invention aims to provide an intelligent processing production line and a processing technology for tungsten-molybdenum parts, which are used for overcoming the problems of long processing route, low processing efficiency and precision and high processing cost of tungsten-molybdenum materials in the prior art and realizing the automatic completion of the processing flow of the tungsten-molybdenum materials on the production line.

In order to achieve the above purpose, the invention provides the following technical scheme:

an intelligent processing line for tungsten molybdenum parts, the intelligent processing line comprising:

the intelligent processing unit comprises a mechanical arm and a processing center, the mechanical arm comprises a mechanical arm body and a mechanical arm clamp, and the mechanical arm reciprocates on a ground rail; the machining center comprises a shell, an automatic door and a workbench, wherein a zero point positioning clamp is arranged on the workbench to ensure the machining cutting precision, the machining center is distributed on two sides of the ground rail, and the automatic door faces the ground rail; a discharging table and an intelligent tool magazine are arranged at the front end close to the machining center, the discharging table is located on the right side of the ground rail and used for placing a workpiece, and the intelligent tool magazine is located on the left side of the ground rail and used for automatically replacing a tool of the machining center; preferably, four machining centers are arranged, and every two of the four machining centers are distributed on two sides of the ground rail in parallel;

the intelligent storage unit is arranged in front of the discharging table and comprises an intelligent tool rack and an intelligent material rack, the arrangement direction of the intelligent tool rack is perpendicular to that of the intelligent material rack, the tail end of the intelligent tool rack is adjacent to the machining center, and automatic warehousing of parts is realized by setting stored warehouse location numbers;

the control device is positioned at the tail end of the ground rail and comprises a radio frequency identification system, a human-computer interface and a programmable controller, and the control device is used for controlling the intelligent processing unit and the intelligent storage unit, reading and controlling actual data of the processing process in real time, and inquiring, positioning and changing related data in the processing process in real time at a terminal.

According to the intelligent processing production line for the tungsten-molybdenum part, preferably, the manipulator clamp comprises a cantilever beam, a cutter gas claw and a part gas claw, and the cutter gas claw and the part gas claw are respectively arranged at two ends of the cantilever beam.

Preferably, the discharge table comprises a platform body, a zero positioning system, a reading head and a positioning sensor, wherein the zero positioning system comprises two positioning devices and an electromagnet, and the two positioning devices are symmetrical with respect to the electromagnet; the two ends of the positioning device are respectively provided with an equal-height block, and the middle part of the positioning device is provided with a precise positioning pin; the reading head and the positioning sensor are arranged between the two positioning devices.

Preferably, the intelligent tool magazine comprises a tool magazine seat, a tool disc rack and a driving device, the tool magazine seat is movably connected with the tool disc rack, the tool magazine seat is arranged at the lower end, the tool disc rack is arranged at the upper end, the driving device is arranged on the tool magazine seat, and the driving device is used for driving the intelligent tool magazine to rotate around a self central shaft;

the cutter frame is provided with a plurality of layers of cutter heads, the cutter heads are arranged in a tower shape along the vertical direction, and a plurality of cutter sleeve units are arranged at the peripheral position of each layer of cutter head;

the cutter sleeve unit comprises a cutter sleeve and a cutter, the cutter sleeve is arranged on the cutter disc and used for providing a placing position for the cutter, and the cutter is movably connected with the cutter sleeve;

the cutter is provided with a code carrying block, the code carrying block is used for storing information of the cutter, and the plurality of code carrying blocks correspond to the plurality of cutters one to one.

Preferably, the intelligent processing line further comprises a first safety device and a second safety device, the first safety device is arranged at the front side of the discharge table and comprises a first safety protective guard and a first safety protective door, and safety gratings are respectively mounted on two sides of the first safety protective door;

closely be adjacent the left side of intelligence tool magazine is provided with second safety device, second safety device includes second safety protective guard and second safety guard door the safety grating is installed respectively to the both sides of second safety guard door, second safety protective guard is closely adjacent intelligence tool magazine, install a plurality of code block read heads on the second safety protective guard, it is a plurality of code block read head and multilayer the blade disc one-to-one, the code block read head is used for response, discernment, memory carry the storage of code block cutter information. According to the intelligent processing production line for the tungsten-molybdenum parts, preferably, the intelligent processing units are located on the inner sides of the first safety device and the second safety device, and in the process that the manipulator clamp grabs the parts or the cutters, the safety grating sends out an alarm signal after sensing information that personnel enter a processing area, and meanwhile, the manipulator grabs the emergency stop.

Preferably, the intelligent tool rack and the intelligent material rack are both arranged on the ground and used for placing workpieces, each of the intelligent tool rack and the intelligent material rack comprises a plurality of material racks, the material racks are stacked up and down, a plurality of material storage positions are arranged on the material racks and used for storing material boxes, and the material boxes are used for placing the workpieces;

the material storage positions are divided into a small material storage position, a medium material storage position and a large material storage position;

more preferably, a cubic space is formed in the material storage position, support supporting plates are arranged at two bottom corners of the material storage position close to the inner side of the goods shelf, support trays are arranged at two bottom corners of the material storage position close to the outer side of the goods shelf, and the support supporting plates and the support trays support the material box together;

the front sides of the intelligent tool rack and the intelligent material rack are respectively provided with an intelligent storing and taking moving device in parallel, and the intelligent storing and taking device comprises a travelling mechanism, a lifting mechanism and a fork mechanism;

the traveling mechanism is positioned on one side of the material rack and used for controlling the transverse movement of the lifting mechanism;

the lifting mechanism is arranged on the walking mechanism, and a lifting servo motor is arranged on the lifting mechanism and used for controlling the lifting of the fork mechanism;

the fork mechanism is arranged on the lifting mechanism and used for storing and taking workpieces.

According to the intelligent processing production line for the tungsten-molybdenum parts, preferably, the material storage position is provided with a serial number and an identification code;

more preferably, the identification code is a two-dimensional code or an electronic tag based on radio frequency identification technology.

An intelligent processing production line for tungsten-molybdenum parts as described above, preferably, the fork mechanism includes:

the device comprises a base, a fork plate, a power device and a scanner;

the base is arranged on the lifting mechanism;

the fork plate is movably connected with the base, slides parallel to the base and is used for taking and storing workpieces;

the power device is arranged on the base, connected with the fork plate and used for providing power for the movement of the fork plate;

the scanner is arranged on the base and used for scanning the identification code on the material storage position to acquire data information.

According to the intelligent processing production line for the tungsten-molybdenum parts, preferably, a sliding plate is arranged on the base, the sliding plate is movably connected with the base and the power device, the fork plate is movably connected with the sliding plate, the sliding plate moves horizontally relative to the base under the action of the power device, the fork plate moves horizontally relative to the sliding plate, and the moving directions of the fork plate and the sliding plate are consistent.

According to the intelligent processing production line for the tungsten-molybdenum parts, preferably, the base is provided with a fixed guide groove, and the sliding plate is matched with the fixed guide groove and reciprocates along the fixed guide groove;

the fork plate is provided with a sliding guide groove, the sliding plate is matched with the sliding guide groove, the sliding guide groove reciprocates along the sliding plate, and the sliding guide groove is positioned above the fixed guide groove and is arranged in parallel with the fixed guide groove;

more preferably, the two sides of the sliding plate are provided with a roller and a guide block which are matched with the fixed guide groove, and the roller and the guide block are positioned in the fixed guide groove and are in sliding fit with the fixed guide groove;

the two sides of the sliding plate are also provided with a roller and a guide block which are matched with the sliding guide groove, and the roller and the guide block are positioned in the sliding guide groove and are in sliding fit with the sliding guide groove.

Preferably, the power plant comprises:

the telescopic servo motor, the third rack and the linkage mechanism;

the third rack is arranged at the bottom of the sliding plate, the telescopic servo motor is arranged on the base, and the telescopic servo motor drives the third rack to reciprocate through a transmission gear meshed with the third rack so as to drive the sliding plate to reciprocate;

the linkage mechanism is arranged on the base, is connected with the fork plate and is used for driving the fork plate and the sliding plate to synchronously operate;

more preferably, the transmission gear comprises a primary transmission gear and a secondary transmission gear; the primary transmission gear is arranged on the telescopic servo motor, and the secondary transmission gear is arranged on the base; the first-stage transmission gear is meshed with the second-stage transmission gear, and the second-stage transmission gear is meshed with the third rack; the first-stage transmission gear and the second-stage transmission gear are both straight-tooth gears, and the third rack is a straight-tooth rack.

Preferably, the linkage mechanism comprises:

the chain wheel is arranged at one end of the sliding plate, one end of the chain is connected with the fork plate, and the other end of the chain bypasses the chain wheel to be connected with the base;

more preferably, the chain is connected with the fork plate through a chain fixing block, and the chain fixing block is connected with the chain through an adjusting mechanism;

the adjusting mechanism comprises a bolt and a nut, the bolt is connected with the chain and is in sliding connection with the chain fixing block, and the nut is in threaded connection with the bolt and is used for locking the bolt;

more preferably, two ends of the sliding plate are respectively provided with one chain wheel, and each chain wheel respectively corresponds to one chain, one adjusting mechanism and one chain fixing block.

Preferably, a part placing area and a roller production line are arranged close to the front side of the intelligent storing and taking device, the part placing area is used for assembling and disassembling parts, and the roller production line is provided with a plurality of rollers for conveying the parts to be stored in a warehouse.

Preferably, the control device further comprises an upper computer and a servo motor, wherein the upper computer is connected with the manipulator and directly sends instructions through the upper computer; the servo motor accurately executes commands according to a programmed program; the programmable controller is communicated with the mechanical arm through Profibus, the programmable controller is communicated with the machining center through I0, the programmable controller is communicated with the radio frequency identification system through Profibus and Profinet, the programmable controller is communicated with the intelligent tool magazine through Ethernet, and the programmable controller is communicated with the upper computer through Ethernet.

The intelligent processing technology for the tungsten-molybdenum part comprises the following steps:

s1, inputting a corresponding part number in a human-computer interface, automatically searching a storage position of a part by a programmable controller according to the input part number, then sending a material taking signal to a servo motor, grabbing the part to be processed in a part placing area from an intelligent material rack by a fork mechanism according to the material taking signal, assembling the part to be processed on a part carrier tooling plate, and then placing the part carrier tooling plate assembled with the part to be processed on a material placing table;

s2, a reading head and a zero point positioning system on the discharging platform are arranged, the reading head on the discharging platform reads information of the part to be processed, the programmable controller sends a processing signal to the mechanical arm, the circulating precision and the rotating angle of the mechanical arm are set, the mechanical arm is driven to move up to the butt joint zero point of the discharging platform on the ground rail to automatically grab the part to be processed, and then the part is sent to a designated processing center along the ground rail;

s3, setting the rotation speed, the cutting precision and the parameters of the cutter of the machining center, reading the calculation formula of the process and the parameters by the machining center, calculating the steps of the machining process, sending a starting instruction to the machining center by the programmable controller, and starting automatic machining by the machining center;

s4, after the machining is finished, an automatic door of the machining center is opened, the mechanical arm grabs the machined part and places the part on the roller assembly line to be conveyed to the hand of an operator, meanwhile, a detection probe in the machining center detects the machined part in real time, and a detection report is issued after the automatic machining is finished;

and S5, separating the qualified products from the non-qualified products according to the inspection report result, inputting the record of the part number in a human-computer interface, and storing the qualified products in the designated storage position of the intelligent tooling frame by the fork mechanism according to the signal indication to finish automatic storage.

Compared with the closest prior art, the technical scheme provided by the invention has the following excellent effects:

the manipulator has six joints and high degree of freedom, is almost suitable for clamping in any track or angle, adopts the part gas claw and the cutter gas claw to match with the discharge platform and the intelligent tool magazine, forms an intelligent processing unit which has the functions of automatic processing of feeding and discharging and automatic cutter replacement according to the part processing requirement, and is convenient to use; the discharging platform is provided with a zero point positioning system and a reading head, so that the automatic reading of part information, accurate discharging and zero point quick change are realized; the machining center is provided with the zero point positioning clamp, so that the cutting precision is higher in the machining process, the machining efficiency is greatly improved, the cost is saved, and the operation is simple; the intelligent tool magazine is provided with the independent tool sleeve units, so that the collision of the tools is avoided, and the service life and the precision of the tools are improved; the intelligent production line also comprises a first safety device and a second safety device, so that the safety of personnel in the processing process is ensured; the programmable controller is connected with the manipulator, the machining center, the intelligent tool magazine, the intelligent material rack and the intelligent tool rack, programs are guided in through the programmable controller, machining process automation of the whole production line is achieved, actual data of a machining process are read and controlled in real time, and the degree of automation is high.

The invention realizes the intellectualization of the processing process control, meets the requirements of simultaneous processing of different parts, has high processing precision, short period and high production efficiency, saves manpower and realizes the safety production of unmanned automatic cycle.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. Wherein:

FIG. 1 is a top view of an intelligent converting line in accordance with an embodiment of the present invention;

FIG. 2 is a perspective view of a machining center in an intelligent manufacturing line in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a robot in an intelligent processing line according to an embodiment of the present invention;

FIG. 4 is a schematic view of the working state of the material discharge platform in the intelligent processing line according to the embodiment of the present invention;

FIG. 5 is a schematic diagram of a zero positioning system on the material placement table according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a first safety device and a discharge table in an intelligent processing line according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of an intelligent tool magazine and a second safety device in an intelligent processing line according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of a structure of a tool in an intelligent tool magazine in an intelligent processing line according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of an intelligent material shelf and an intelligent storage and retrieval device in an intelligent processing production line according to an embodiment of the present invention;

FIG. 10: the first structural diagram of the traveling mechanism in the embodiment of the invention;

FIG. 11: the structure of the walking mechanism in the embodiment of the invention is schematically shown as II;

FIG. 12: the lifting mechanism in the embodiment of the invention is schematically structured;

FIG. 13: the structure of the fork mechanism in the embodiment of the invention is schematically shown;

FIG. 14: the linkage mechanism in the embodiment of the invention is structurally schematic;

FIG. 15: the structure of the fixed guide groove and the sliding guide groove in the specific embodiment of the invention is schematically shown;

FIG. 16: the structure of the roller and the guide block is schematically shown in the specific embodiment of the invention;

FIG. 17: the structure of a transmission gear in the specific embodiment of the invention is schematic;

FIG. 18: the fork plate structure in the embodiment of the invention is schematically shown.

In the figure: 1. a manipulator; 101. a manipulator body; 102. a manipulator clamp; 1021. a cantilever beam; 1022. a cutter pneumatic claw; 1023. a part gas claw; 2. a machining center; 201. a housing; 202. an automatic door; 203. a work table; 204. a zero point positioning clamp; 3. a ground rail; 4. a discharge table; 401. a zero positioning system; 4011. a positioning device; 40111. equal-height blocks; 40112. a precision positioning pin; 4012. an electromagnet; 402. a read head; 403. a positioning sensor; 404. a part carrier tooling plate; 405. positioning a zero point hole; 406. a platform body; 5. an intelligent tool magazine; 501. a tool magazine base; 502. a drive device; 503. a cutter disc frame; 504. a cutter head; 505. a cutter sleeve unit; 506. a knife sheath; 507. a cutter; 508. a code-carrying block; 6. an intelligent tool rack; 7. an intelligent material rack; 701. a material rack; 702. a library location; 8. an intelligent access device; 801. a traveling mechanism; 8012-walking support; 8013-first rack; 8014-walking servo motor; 8015-transverse rail; 8016-running gear; 802. a lifting mechanism; 8021-lifting columns; 8022-a second rack; 8023-lifting servo motor; 8024-lifting gear; 8025-lifting the guide rail; 803 a fork mechanism; 8031-a base; 80311-sliding plate; 80312-fixed guide grooves; 8032-fork plate; 80321-sliding guide groove; 8033-a power plant; 80331-a telescopic servo motor; 80332-third rack; 80333-linkage mechanism; 80334-drive gears; 804-a roller; 805-a guide block; 9. a control device; 10. a first safety device; 1001. a first safety guard rail; 1002. a first safety guard door; 11. a second safety device; 1101. a second safety guard rail; 1102. a second safety guard door; 1103. a code block read head; 12. a safety grating; 13. a roller assembly line; 14. a part placement area.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.

As shown in fig. 1 and 2, which are a top view and a perspective view of a machining center, respectively, the present invention provides an intelligent machining line for tungsten-molybdenum parts, comprising: the intelligent processing unit comprises a mechanical arm 1 and four processing centers 2, the mechanical arm 1 comprises a mechanical arm body 101 and a mechanical arm clamp 102, the mechanical arm 1 runs on a ground rail 3 in a reciprocating mode, the mechanical arm 1 can switch an automatic mode and a manual mode, and the manual mode is used for setting programs and related parameters through a control handle; four machining centers 2 are provided, each machining center 2 comprises a shell 201, an automatic door 202 and a workbench 203, a zero positioning clamp 204 is arranged on each workbench 203 to ensure the cutting precision of machining, the four machining centers are distributed on two sides of the ground rail 3 in a pairwise parallel mode, the automatic doors face the ground rail 3, after the machining centers 2 receive machining signals, the machining centers 2 set the rotating speed, the cutting precision and the cutter parameters of the machining centers according to part information, the machining centers 3 read process and parameter calculation formulas, calculate machining process steps, select machining programs and complete automatic machining processes; the front end of the close proximity machining center 2 is provided with a discharging table 4 and an intelligent tool magazine 5, the discharging table 4 is located on the right side of the ground rail 3 and used for placing workpieces, the manipulator 1 runs to the front end of the ground rail 3, and the manipulator clamp 102 grabs parts from the discharging table 4.

As shown in fig. 3, which is a schematic structural diagram of a robot in an intelligent processing line according to an embodiment of the present invention, a robot body 101 includes a base, the base is in perfect fit with a groove on a ground rail 3, a robot clamp 102 includes a cantilever 1021, a tool gas claw 1022 and a part gas claw 1023, the tool gas claw 1022 and the part gas claw 1023 are respectively disposed at two ends of the cantilever 1021, wherein the gas claws are controlled by a solenoid directional valve to push a piston to move. In the embodiment of the present invention, when the robot 1 receives a material taking signal, the tool gas claw 1022 and the part gas claw 1023 are replaced according to the part processing category, the cycle precision and the rotation angle of the robot 1 are set, and the robot 1 moves along the ground rail 3 to the material discharge table 4 or the intelligent tool magazine 5 to automatically grab a part or a tool to the designated processing center 2.

As shown in fig. 4, which is a schematic view of a working state of a material discharging table in an intelligent processing production line according to an embodiment of the present invention, the material discharging table 4 includes a platform body 406, a zero point positioning system 401, a reading head 402, and a positioning sensor 403. As shown in fig. 5, which is a schematic structural diagram of a zero point positioning system on a discharge table according to an embodiment of the present invention, the zero point positioning system 401 includes two positioning devices 4011 and an electromagnet 4012, and the two positioning devices 4011 are symmetric with respect to the electromagnet 4012; equal-height blocks 40111 are respectively arranged at two ends of the positioning device 4011, a precise positioning pin 40112 is arranged in the middle of the positioning device 4011, and the main function is precise positioning, and the repeated positioning precision is 0.005 mm; the reading head 402 and the positioning sensor 403 are arranged between two positioning devices 4011.

The zero point positioning system 401 is a positioning and locking device that can hold the part moving from station to station, from process to process, or moving from one machine tool to another machine tool, the zero point is always kept unchanged, the auxiliary time for re-aligning the zero point can be saved, the working continuity is ensured, the working efficiency is improved, the reading head 402 is used for reading material information, after the parts to be machined and the part carrier tooling plate 404 are fixed together manually, the part carrier tooling plate 404 with the parts to be machined is placed on the discharging table 4, after the electromagnet 4012 is mainly electrified, the electromagnet 4012 has downward suction to the carrier tooling plate 404, the force reaches 100 kilograms, the clamping effect is achieved, meanwhile, the zero point positioning hole 405 on the part carrier tooling plate 404 is fitted and sleeved on the precision positioning pin 40112, so that the carrier tooling plate 404 loaded with the part to be processed is precisely positioned on the discharge table 4. The positioning sensor 403 senses whether the part carrier tooling plate 404 is on the discharging table 4, if the part carrier tooling plate 404 is on, a system signal is sent out, the manipulator 1 is supported to grab the part carrier tooling plate 404, if the positioning sensor 403 does not sense the part carrier tooling plate 404, no signal is sent out, and the manipulator 1 does not receive any indication of grabbing parts.

As shown in fig. 6, which is a schematic structural diagram of a first safety device 10 and a material discharge table in an intelligent processing production line according to an embodiment of the present invention, the first safety device 10 is disposed at a front side of the material discharge table 4, the first safety device 10 includes a first safety protection fence 1001 and a first safety protection door 1002, and safety gratings 12 are respectively mounted on two sides of the first safety protection door 1002.

Fig. 7 is a schematic structural diagram of an intelligent tool magazine and a second safety device in an intelligent processing production line according to a specific embodiment of the present invention, where the intelligent tool magazine includes a tool magazine base 501, a cutter head frame 503 and a driving device 502, the tool magazine base 501 is movably connected to the cutter head frame 503, the tool magazine base 501 is disposed at a lower end, the cutter head frame 503 is disposed at an upper end, the driving device 502 is installed on the tool magazine base 501, and the driving device 502 is used for driving the intelligent tool magazine 5 to rotate around its central axis;

the cutter frame 503 is provided with a plurality of layers of cutter heads 504, the cutter heads 504 are arranged in a tower shape along the up-down direction, and the peripheral position of each layer of cutter head 504 is provided with a plurality of cutter sleeve units 505;

the cutter sleeve unit 505 comprises a cutter sleeve 506 and a cutter 507, the cutter sleeve 506 is installed on the cutter disc 504 and used for providing a placing position for the cutter 507, and the cutter 507 is movably connected with the cutter sleeve 506;

fig. 8 is a schematic structural diagram of a tool in an intelligent tool magazine in an intelligent processing production line according to a specific embodiment of the present invention, where a tool 507 is provided with code-carrying blocks 508, the code-carrying blocks 508 are used for storing information of the tool 507, and a plurality of code-carrying blocks 508 correspond to a plurality of tools 507 one to one.

Further, in the embodiment of the present invention, the cutter 504 has 7 layers, and the 7-layer cutter 504 has 198 cutter sleeve units 505; the diameter of 7 layers of blade discs 504 reduces from bottom to top gradually, and every knife pouch unit 505 all has compiled the unit serial number, and the unit serial number on every blade disc 504 increases clockwise, and the unit serial number of 7 layers of blade discs 504 increases by lower supreme successive layer, and every knife pouch unit 505 is independent setting, can avoid the cutter collision, improves the life and the precision of cutter.

Further, a second safety device 11 is arranged close to the left side of the intelligent tool magazine 5, the second safety device 11 includes a second safety guard rail 1101 and a second safety guard door 1102, safety gratings 12 are respectively installed on two sides of the second safety guard door 1102, the second safety guard rail 1101 is close to the intelligent tool magazine 5, a plurality of code block reading heads 1103 are installed on the second safety guard rail 1101, each code block reading head 1103 corresponds to the multilayer cutter head 504 one by one, the code block reading heads 1103 are used for sensing, identifying and memorizing the information of the tool 507 stored in the code loading block 508, the information is recorded into a computer by reading the information on the code loading block 508, and the use time of the tool 507 can be automatically obtained by combining the processing time of the machine tool, wherein the tool information includes tool codes, the use time of the tool and the tool health state. In the embodiment of the invention, after a machining center 2 sends a tool changing request to a control device, the control device receives the tool changing request and judges a target tool 507, and judges whether the target tool 507 is located in a tool magazine of the machining center 2 or an external intelligent tool magazine 5, when the target tool 507 is judged to be located in the tool magazine of the machining center 2, the control device controls an automatic tool changer of the machining center 2 to change the tool, when the target tool 507 is judged to be located in the intelligent tool magazine 5, a driving device 502 drives the intelligent tool magazine 5 to rotate forwards or backwards around a self central shaft, when the tool is changed each time, the rotation angle of the intelligent tool magazine 5 is not more than 180 degrees, the target tool 507 rotates to the front of a code block 1103 and stops rotating, the code block 1103 carries out quick identification and positioning on the target tool 507, the code block 1103 identifies the target tool 507 and sends a feedback signal to the control device, the control device controls the tool changer to grab the target tool 507 and send the target tool to the machining center 2, and meanwhile, the replaced tool is placed on the intelligent tool magazine 5.

In the embodiment of the invention, the intelligent processing units are both positioned at the inner sides of the first safety device 10 and the second safety device 11, and in the process that the manipulator clamp 102 grabs a part or a cutter, the safety grating 12 sends out an alarm signal after sensing information that personnel enters a processing area, and meanwhile, the manipulator 1 grabs an emergency stop.

Further, the machining center further comprises a main shaft, a tool changing device, a tool tray, a tool rack, a control hanging bracket, an air gun, a pneumatic device, a vacuum device, a detection probe and an alarm indicator lamp, wherein a main shaft state sensor is mounted on the main shaft and used for monitoring the state of the main shaft in real time. In the embodiment of the invention, a machining center automatically finishes a machining process, in the whole machining process, a detection probe in the machining center detects machined parts in real time, a detection report is issued 2min after the parts are machined, the machined parts are placed on a roller assembly line 13 along with an assembled part carrier tooling plate 404 by a mechanical arm 1, the part carrier tooling plate 404 with the machined parts is conveyed to an operator, qualified products and unqualified products are separated according to the detection report, the qualified products are grabbed by a fork mechanism 803 and are placed in an intelligent material rack designated storage position, and automatic storage is realized; placing the separated unqualified products in a waste material area; when the machining center breaks down, the alarm indicator lamp turns red, and the corresponding machining center stops running.

Intelligence storing unit, intelligence storing unit set up in the place ahead of blowing platform 4, including intelligent frock frame 6 and intelligent material frame 7, the direction of arranging of intelligence frock frame 6 is perpendicular with the direction of arranging of intelligent material frame 7, and the terminal neighbouring machining center 2 of intelligence frock frame 6, realizes the automatic warehouse entry of part through the storehouse position number that sets up frock and material storage.

Fig. 9 is a schematic structural view of an intelligent material rack and an intelligent storage and retrieval device in an intelligent processing production line according to an embodiment of the present invention, where an intelligent tool rack 6 and an intelligent material rack 7 are both installed on the ground and used for placing a workpiece, the intelligent tool rack and the intelligent material rack each include a plurality of material racks, the plurality of material racks are stacked up and down, the material racks are provided with a plurality of material storage locations, the material storage locations are used for storing material boxes, and the material boxes are used for placing a workpiece; in this embodiment, material storehouse position 702 divide into smallclothes material storehouse position, middle material storehouse position and material major possession storehouse position, and the material storehouse position is formed with the cube space, and two base angles that material storehouse position is close to the material frame inboard are provided with the supporting plate, and two base angles that material storehouse position is close to the material frame outside are provided with the supporting tray, and the supporting plate supports the material case with the supporting tray jointly.

Preferably, the material storage 702 is provided with a serial number and an identification code, the identification code is a two-dimensional code or an electronic tag based on a radio frequency identification technology, and the identification code includes information of the workpiece, including information of the size, the purpose, the position, the shape, the serial number and the like of the workpiece.

The front sides of the intelligent tool rack 6 and the intelligent material rack 7 are respectively provided with an intelligent storing and taking moving device 8 in parallel, and the intelligent storing and taking device 8 comprises a walking mechanism 801, a lifting mechanism 802 and a fork mechanism 803; the traveling mechanism 801 is positioned at one side of the material rack 701 and is used for controlling the transverse movement of the lifting mechanism 802; the lifting mechanism 802 is arranged on the walking mechanism 801 and is used for controlling the lifting of the fork mechanism 803; a fork mechanism 803 is provided on the lifting mechanism 802 for accessing a workpiece.

In the embodiment of the present invention, the traveling mechanism 801, the lifting mechanism 802, and the fork mechanism 803 are mutually matched, and can move in a three-dimensional space to complete the access of the workpiece on the intelligent tool rack 6 and the intelligent material rack 7, the position information on the material rack 701 is recorded in the control device 9 for providing operation control, and the fork mechanism 803 can uniquely identify the position information on the material rack 701, so that the manual identification operation can be replaced, and the time for searching the workpiece can be shortened. When a workpiece needs to be accessed, an operator inputs a part number record in a human-computer interface, part information exists in the record, and the control device 9 sends a signal, so that the walking mechanism 801 can drive the lifting mechanism 802 to translate along the length direction of the material rack 701, the lifting mechanism 802 drives the fork mechanism 803 to translate along the height direction of the material rack 701, and the fork mechanism 803 moves along the height direction and the length direction of the material rack 701, so that the fork mechanism can be inserted into the material rack 701 to complete the workpiece access; the invention adopts mechanical equipment to replace manual operation, is convenient to search workpieces when storing and taking the workpieces, can shorten working hours, and has the characteristics of easy operation, quickness, convenience, short working hours and high space utilization rate. As shown in fig. 10 and 11, the traveling mechanism 801 is located at one side of the material rack 701 and is used for controlling the transverse movement of the lifting mechanism 802; in this embodiment, the traveling mechanism 801 includes a guide rail 8011, a traveling support 8012, a first rack 8013 and a traveling servo motor 8014, the guide rail 8011 is provided with a transverse guide rail 8015, and the traveling support 8012 is slidably engaged with the guide rail 8011 of the transverse guide rail 8015 and moves along the guide rail 8011 of the transverse guide rail 8015; the bottom of the guide rail 8011 is provided with a plurality of legs for supporting the guide rail 8011, a plurality of cushion blocks are arranged below the legs for improving the stability of the legs and the guide rail 8011, the legs and the cushion blocks are connected together, bolt holes are arranged at the bottoms of the legs, and preferably, the legs and the cushion blocks are connected through bolts. The first rack 8013 is arranged on the guide rail 8011, parallel to the guide rail 8011 of the transverse guide rail 8015; the walking servo motor 8014 is arranged on the walking support 8012, a walking gear 8016 is arranged at the output end of the walking servo motor 8014, and the walking gear 8016 is engaged with the first rack 8013 to control the walking support 8012 to move along the guide rail 8011. During transmission, the walking servo motor 8014 rotates to drive the walking gear 8016 to roll along the first rack 8013, and the walking support 8012 slides along the guide rail 8011 of the transverse guide rail 8015 to drive the lifting mechanism mounted on the walking support 8012 to translate. The invention realizes translation transmission by adopting a gear and rack transmission mode, and the guide rail 8011 is used as a guide when moving, and the invention has the characteristics of high transmission precision and stable motion.

Further, in order to improve the transmission stability and the bearing capacity, the first rack 8013 is a helical rack, and the traveling gear 8016 is a helical gear.

As shown in fig. 12, a lifting mechanism 802 is provided on the traveling mechanism 801 for controlling the elevation of the fork mechanism 803; in this embodiment, the lifting mechanism 802 includes: a lifting column 8021, a second rack 8022, and a lifting servo motor 8023; a lifting guide rail 8025 is arranged on the lifting upright 8021, and a second rack 8022 is arranged on the lifting upright 8021 and is parallel to the lifting upright 8021; the lifting servo motor 8023 is arranged on the fork mechanism 803, the output end of the lifting servo motor 8023 is provided with a lifting gear 8024, the lifting gear 8024 is meshed with the second rack 8022, and the lifting servo motor 8023 rotates to drive the fork mechanism 803 to lift along a lifting guide rail 8025; the lift gear 802434 of the present invention is preferably a helical gear and the second rack 802232 is preferably a helical rack.

To facilitate access to the work pieces, a fork mechanism 803 is provided on the lifting mechanism 802 for accessing the work pieces, as shown in fig. 13. In this particular embodiment, the fork mechanism 803 includes: a base 8031, a fork 8032, a motive device 8033, and a scanner; the base 8031 is disposed on the lifting mechanism; the fork plate 8032 is movably connected with the base 8031, slides parallel to the base 8031 and is used for fetching and storing workpieces; the power device 8033 is mounted on the base 8031, connected to the fork 8032, and configured to provide power for movement of the fork 8032; the scanner is disposed on the base 8031 and is configured to scan the identification code on the library location 702 to obtain data information. When the workpiece is stored and taken, after the fork mechanism 803 is sent to the target storage position by the walking mechanism 801 and the lifting mechanism 802, the fork plate 8032 slides along the base 8031 under the driving of the power device 8033 to drag the material box to move into or out of the storage position, thereby completing the storage and taking of the workpiece. In practice, the power device 8033 of the present invention can be an electric motor, an air cylinder, or a hydraulic cylinder. When the power device 8033 is a motor, the fork plate 8032 can be driven to slide along the base 8031 by one transmission mode of belt transmission, chain transmission and gear transmission; when the power device 8033 is an air cylinder or a hydraulic cylinder, the air cylinder or the hydraulic cylinder can be arranged to drive the fork plate 8032 to extend and retract, so that the fork plate 8032 slides along the base 8031. It is worth mentioning that as shown in fig. 13, the shape of the fork plate 8032 of the present invention is matched with the supporting pallet and the supporting tray, that is, the overall shape of the fork plate 8032 is a rectangular plate with four corners provided with chamfers, and each long side of the rectangular plate is provided with two square notches. The supporting plates on the goods shelves on the two sides can be avoided due to the design of the four openings, the fork mechanism is arranged in the middle of the goods shelves, the fork plates 8032 can fork and take the material boxes on the material shelves on the two sides, the flexibility of forking and taking goods by the fork mechanism is increased, and the time for storing and taking the material boxes is also saved.

In order to extend the telescopic stroke of the fork 8032, as shown in fig. 15, a sliding plate 80311 is arranged on a base 8031, the sliding plate 80311 is movably connected with the base 8031 and a power device 8033, the fork 8032 is movably connected with the sliding plate 80311, under the action of the power device 8033, the sliding plate 80311 moves horizontally relative to the base 8031, the fork 8032 moves horizontally relative to the sliding plate 80311, the moving directions of the fork 8032 and the sliding plate 80311 are the same, and the fork 8032 moves horizontally on the basis of the translation of the sliding plate 80311, so that the telescopic stroke of the fork 8032 can be extended. During transmission, the fork plate 8032 and the sliding plate 80311 can be synchronously translated or asynchronously translated, and when asynchronous translation is selected, the sliding plate 80311 translates the fork plate 8032 first and then translates, and the fork plate 8032 translates the sliding plate 80311 first and then translates. When asynchronous translation is selected, the power device 8033 can select a motor and/or a cylinder and/or a hydraulic cylinder to respectively drive the fork plate 8032 to translate and the sliding plate 80311 to translate. When synchronous translation is selected, the power device 8033 can select an electric motor, an air cylinder or a hydraulic cylinder, and the sliding plate 80311 and the fork plate 8032 are dragged by a belt drive or a chain drive. One end of the belt or chain is fixed to the base 8031 and the other end is fixed to the fork 8032. When the belt transmission is selected, the sliding plate 80311 is provided with a belt wheel, and the transmission belt is wound around the belt wheel; when the chain transmission is selected, the slide 80311 is provided with a sprocket around which the chain is driven. The drive belt or drive chain is here designed as a non-retractable drive belt or drive chain. The power device 8033 drives the lower slide plate 80311 to slide relative to the base 8031, and the belt wheel on the base 8031 presses the transmission belt or the chain wheel on the base 8031 presses the transmission chain, so that the fork plates 8032 are driven to synchronously translate in the same direction.

In order to improve the motion accuracy of the fork plate 8032 mechanism, as shown in fig. 15, a fixed guide groove 80312 is arranged on the base 8031, and the sliding plate 80311 is matched with the fixed guide groove 80312 and reciprocates along the fixed guide groove 80312; the fork plate 8032 is provided with a sliding guide groove 80321, the sliding plate 80311 is matched with the sliding guide groove 80321, the sliding guide groove 80321 reciprocates along the sliding plate 80311, and the sliding guide groove 80321 is positioned above the fixed guide groove 80312 and is arranged in parallel with the fixed guide groove 80312. The fixed guide groove 80312 of the present invention is connected to the base 8031 by bolts, and the slide guide groove 80321 is connected to the fork plate 8032 by bolts. When sliding, the sliding plate 80311 slides along the fixed guide groove 80312, the sliding guide groove 80321 slides along the sliding plate 80311, and the sliding guide groove 80321 is arranged in parallel with the fixed guide groove 80312, so that the parallelism of the sliding plate 80311 in the translation process and the fork plate 8032 in the translation process can be ensured, and the precision of the fork plate 8032 in the translation process is improved.

Further, as a preferred embodiment, as shown in fig. 16, the sliding plate 80311 of the present invention is provided with rollers 804 and guide blocks 805 on both sides thereof, which are engaged with the fixed guide grooves 80312, and the rollers 804 and the guide blocks 805 are located in the fixed guide grooves 80312, and are slidably engaged with the fixed guide grooves 80312; the slide plate 80311 is further provided with a roller 804 and a guide block 805 on both sides thereof, which are engaged with the slide guide groove 80321, and the roller 804 and the guide block 805 are located in the slide guide groove 80321 and slidably engaged with the slide guide groove 80321. According to the invention, by arranging the guide block 805 and the roller 804 to be matched with the fixed guide groove 80312 and the sliding guide groove 80321, the smoothness of the fork plate 8032 mechanism during translation can be further improved.

In order to shorten the man-hour and reduce the time consumed in the translation of the fork mechanism, as shown in fig. 13-14, the fork mechanism of the present invention selects the fork plate 8032 and the slide plate 80311 to translate synchronously. At this time, the power unit 8033 includes a telescopic servo motor 80331, a third rack 80332, and a link mechanism 80333. Specifically, the third rack 80332 is mounted at the bottom of the slide plate 80311, the telescopic servo motor 80331 is disposed on the base 8031, the telescopic servo motor 80331 drives the third rack 80332 to reciprocate through the transmission gear 80334 meshed with the third rack 80332, so as to drive the slide plate 80311 to reciprocate, and during transmission, the telescopic servo motor 80331 can be connected with the transmission gear 80334 through a transmission, so as to facilitate speed regulation. The linkage 80333 is mounted on the base 8031 and connected to the fork 8032 for driving the fork 8032 and the slide 80311 to run synchronously, and the linkage 80333 is selected from belt drive or chain drive. The invention adopts the telescopic servo motor 80331 as a power source of the power device 8033, and can realize closed-loop control of position, moment and speed by matching with gear and rack transmission, thereby realizing accurate transmission. The outsides of the telescopic servo motor 80331 and the lifting servo motor 8023 are also provided with motor protective covers which are used for protecting the telescopic servo motor 80331 and the lifting servo motor 8023 inside from being damaged by external force, and the motor protective covers are arranged below the base 8031 and can also bring certain supporting force for the base 8031 to increase the bearing capacity of the fork mechanism.

As shown in fig. 17, further, the transmission gear 80334 includes a primary transmission gear 80334 and a secondary transmission gear 80334; a primary transmission gear 80334 is arranged on the telescopic servo motor 80331, and a secondary transmission gear 80334 is arranged on the base 8031; the primary drive gear 80334 meshes with the secondary drive gear 80334, and the secondary drive gear 80334 meshes with the third rack 80332. According to the invention, through the arrangement of two-stage gear transmission, the internal space of the fork mechanism can be reasonably arranged, and the interference during transmission is avoided, so that the movement smoothness of the fork mechanism is improved. In order to save the processing cost, the primary drive gear 80334 and the secondary drive gear 80334 are both straight-tooth gears, and the third rack 80332 is a straight-tooth rack.

In order to further improve the motion accuracy of the fork mechanism, as shown in fig. 14, the linkage 80333 of the present invention selects a chain transmission, the linkage 80333 includes a chain and a sprocket, the sprocket is disposed at one end of the slide 80311, one end of the chain is connected to the fork 8032, and the other end of the chain is connected to the base 8031 by passing around the sprocket. The invention adopts the chain transmission type linkage mechanism 80333, can adapt to unstable load during translation and improve the synchronism of transmission.

To facilitate adjustment of the maintenance linkage 80333, as shown in fig. 14, the chain is connected to the fork 8032 by a chain securing block, which is connected to the chain by an adjustment mechanism. Specifically, adjustment mechanism includes bolt and nut, and the bolt links to each other with the chain to with chain fixed block sliding connection, nut and bolt threaded connection for locking bolt. The adjusting mechanism is arranged during connection, so that the tension of the chain of the linkage mechanism 80333 can be conveniently adjusted, and the stable and effective operation of the linkage mechanism 80333 is ensured.

In order to further improve the operation efficiency of the fork mechanism, as shown in fig. 14, two ends of the sliding plate 80311 of the present invention are respectively provided with a chain wheel, each chain wheel corresponds to a chain, an adjusting mechanism and a chain fixing block, so that the stable operation of the fork mechanism when the material box is stored and taken from the racks on two sides can be ensured.

As shown in fig. 9 to 18, the working process of the present invention is explained in detail as follows:

when a workpiece is taken from the shelf, an operator inputs a part number record in a human-computer interface, and the walking servo motor 8014 rotates, so that the lifting mechanism horizontally translates to a target material box; the lift servo motor 8023 rotates, causing the fork mechanism to move up and down, translating toward the target material bin. When the fork mechanism 4 moves to a target material box, the scanner scans an identification code on a material storage position, after checking and confirmation, the sliding plate 80311 and the fork plate 8032 of the fork mechanism simultaneously extend to the lower part of the material box, the movement is stopped when a preset stroke is reached, at the moment, the lifting mechanism upwards lifts the fork mechanism, so that the fork plate 8032 lifts the material box from the goods shelf, then the fork mechanism retracts the fork plate 8032, and the travelling mechanism and the lifting mechanism simultaneously act to take down a workpiece and send the workpiece to a preset position.

When workpieces are stored on the goods shelf, an operator inputs a single number record in a human-computer interface, and the walking servo motor 8014 rotates, so that the lifting mechanism horizontally translates to a target material storage position; the lifting servo motor 8023 rotates, thereby causing the fork mechanism to move up and down, translating towards the target material storage location. When the fork mechanism moves to a target material storage position, the scanner scans an identification code on the material storage position, after checking and confirmation, the sliding plate 80311 and the fork plate 8032 of the fork mechanism simultaneously extend towards the goods shelf, the movement is stopped when a preset stroke is reached, at the moment, the lifting mechanism descends the fork mechanism downwards, so that the fork plate 8032 places the material box on the goods shelf, then the fork mechanism retracts the fork plate 8032, and the travelling mechanism and the lifting mechanism simultaneously act to recover to a preset state.

Preferably, a part placing area 14 and a roller assembly line 13 are arranged close to the front side of the intelligent access device 8, the part placing area 14 is used for assembling and disassembling parts, and a plurality of rollers are arranged on the roller assembly line 13 and used for conveying the parts to be stored in a warehouse.

In the embodiment of the invention, a part to be processed is placed on the intelligent tooling frame 6, after the control device 9 sends an instruction, the warehouse number of the part to be processed is input, the fork mechanism 803 moves upwards through the lifting mechanism 802, and accurately stops before the corresponding warehouse number through the transverse movement of the walking mechanism 801, the part is accurately grabbed and placed in the part placing area 14, the part to be processed is assembled on the part carrier tooling plate 404 by an operator and then is placed on the discharging table 4 together, and the whole part grabbing process is automated; after the machined parts are detected to be qualified by the detection probe, the mechanical arm 1 receives a signal, clamps the parts and conveys the parts to the hands of an operator on the roller assembly line 13, then detaches the machined parts and the part carrier tooling plate 404, and the parts are grabbed by the fork mechanism 803 and placed in the designated storage position of the intelligent tooling frame 6, so that automatic warehousing is realized.

The control device 9 comprises a radio frequency identification system, a human-computer interface and a programmable controller, and is used for controlling the intelligent processing unit and the intelligent storage unit, reading and controlling actual data of the processing process in real time, and inquiring, positioning and changing relevant data in the processing process in real time at a terminal. The radio frequency identification system comprises a processor, a reading head, a coding block, an industrial bus gateway control device, a high-frequency integrated reader-writer, a cutter code carrier and the like, and is connected with a manipulator 1 and an intelligent tool magazine 5 to realize automatic tool setting and tool changing; the human-computer interface is connected with the intelligent tool rack 6 and the intelligent material rack 7, a library position number is input on the human-computer interface, a part is automatically grabbed from the intelligent material rack 7 by specifying the library position number, or the part is automatically placed on the intelligent tool rack 6 by specifying the library position number; the programmable controller is connected with the mechanical arm 1, the machining center 2, the intelligent tool magazine 5, the intelligent tool rack 6 and the intelligent material rack 7, programs are imported through the programmable controller, automation of the machining process is achieved, actual data of the machining process are read and controlled in real time, and related data are inquired, positioned and changed in real time at a terminal.

Further, the control device 9 further comprises an upper computer and a servo motor, wherein the upper computer is connected with the manipulator and directly sends instructions through the upper computer; the servo motor accurately executes the command according to the programmed program; the programmable controller is communicated with the mechanical arm 1 through Profibus, the programmable controller is communicated with the machining center 2 through I0, the programmable controller is communicated with the radio frequency identification system through Profibus and Profinet, the programmable controller is communicated with the intelligent tool magazine 5 through Ethernet, and the programmable controller is communicated with the upper computer through Ethernet.

The invention also provides a processing technology of the intelligent processing production line based on the tungsten-molybdenum part, which comprises the following steps:

s1, storing the parts to be processed on the intelligent material rack 7, inputting corresponding part numbers in a human-computer interface, automatically searching the storage positions of the parts by the programmable controller according to the input part numbers, then sending material taking signals to the servo motor, grabbing the parts to be processed in the part placing area 14 from the intelligent material rack 7 by the fork mechanism 803 according to the material taking signals, fixing the parts to be processed on the part carrier tooling plate 404, and then placing the part carrier tooling plate 404 with the fixed parts to be processed on the material placing table 4.

And S2, setting the reading head 403 and the zero point positioning system 402 on the discharging platform 4, reading part information by the reading head 403 on the discharging platform 4, sending a processing signal to the mechanical arm 1 by the programmable controller, setting the cycle precision and the rotation angle of the mechanical arm 1, driving the mechanical arm 1 to move up on the ground rail 3 to the butt joint zero point of the discharging platform 4 to automatically grab a part to be processed, and then sending the part to the designated processing center 2 along the ground rail 3.

And S3, setting the rotation speed, the cutting precision and the cutter parameters of the machining center 2, reading a calculation formula of the process and the parameters by the machining center 2, calculating the machining process steps, sending a starting instruction to the machining center 2 by the programmable controller, and starting automatic machining by the machining center 2.

S4, after the machining is finished, the automatic door 202 of the machining center 2 is opened, the mechanical arm 1 grabs the machined part and places the part on the roller assembly line 13 to convey the part to the hand of an operator, meanwhile, the detection probe in the machining center 2 detects the machined part in real time, and a detection report is issued 2min after the automatic machining is finished;

and S5, separating the qualified products from the non-qualified products according to the inspection report result, inputting the record of the part number in a human-computer interface, and storing the qualified products in the designated storage position of the intelligent tooling frame by the fork mechanism 803 according to the signal indication to finish automatic storage.

In the specific implementation, in the step S5, if the detection report shows that the part is qualified, continuing to step S5, if the detection report shows that the part is unqualified, placing the unqualified part in a waste material area by the manipulator 1, and in the whole intelligent production process, when the machining center is in failure, sending an alarm signal by the programmable controller, turning the alarm indicator light red, and stopping the operation of the machining center 2 and the manipulator 1; according to the requirement of processing parts, when the tool needs to be replaced, the programmable controller sends a replacement instruction to the intelligent tool magazine 5 and the mechanical arm 1, the intelligent tool magazine 5 rotates automatically, the required tool is in butt joint with the mechanical arm 1, the mechanical arm 1 grabs a new tool and sends the new tool to the specified position of the processing center of the tool which needs to be replaced, and the replacement tool is grabbed and sent to the specified position.

In conclusion, the intelligent processing production line and the process for the tungsten-molybdenum part have the following beneficial effects:

according to the invention, the zero positioning system is arranged on the discharging table, and the zero positioning fixture is arranged in the machining center, so that the parts can be accurately positioned, the cutting precision is higher, the machining efficiency is greatly improved, and the cost is saved; the manipulator has six joints and high degree of freedom, is almost suitable for clamping in any track or angle, and adopts a cutter gas claw and a part gas claw to match with a discharge table and an intelligent tool magazine to form an intelligent processing unit with automatic processing of feeding and discharging and automatic replacement of a processing center cutter; the programmable controller is connected with the manipulator, the machining center, the intelligent tool magazine, the intelligent material rack and the intelligent tool rack, and programs are imported through the programmable controller, so that the automation of the machining process is realized, the actual data of the machining process is read and controlled in real time, and the automation degree is high; the cutting precision of the cutter is controlled according to a program compiled in advance, the operation is simple, the cutter can be automatically replaced according to the part processing requirement, and the use is convenient; the invention realizes the intellectualization of the processing process control, has high processing precision and short period, saves manpower and realizes the safety production of unmanned automatic cycle.

The above description is only exemplary of the invention and should not be taken as limiting the invention, as any modification, equivalent replacement, or improvement made within the spirit and principle of the invention is intended to be covered by the appended claims.

Claims

1. The utility model provides an intelligence processing lines for tungsten molybdenum part which characterized in that, intelligence processing lines includes:

the intelligent processing unit comprises a mechanical arm and a processing center, the mechanical arm comprises a mechanical arm body and a mechanical arm clamp, and the mechanical arm reciprocates on a ground rail; the machining center comprises a shell, an automatic door and a workbench, wherein a zero positioning clamp is arranged on the workbench and used for ensuring the cutting precision of machining, the machining center is distributed on two sides of the ground rail, and the automatic door faces the ground rail; a discharging table and an intelligent tool magazine are arranged at the front end close to the machining center, the discharging table is located on the right side of the ground rail and used for placing a workpiece, and the intelligent tool magazine is located on the left side of the ground rail and used for automatically replacing a tool of the machining center;

the intelligent storage unit is arranged in front of the discharging table and comprises an intelligent tool rack and an intelligent material rack, the arrangement direction of the intelligent tool rack is perpendicular to that of the intelligent material rack, the tail end of the intelligent tool rack is adjacent to the machining center, and automatic delivery and storage of parts are realized by setting stored warehouse location numbers;

2. The intelligent processing production line for tungsten-molybdenum parts as recited in claim 1, wherein the robot clamp comprises a cantilever beam, a tool gas claw and a part gas claw, and the tool gas claw and the part gas claw are respectively arranged at two ends of the cantilever beam.

3. The intelligent processing production line for tungsten-molybdenum parts as claimed in claim 1, wherein the discharge table comprises a platform body, a zero positioning system, a reading head and a positioning sensor, the zero positioning system comprises two positioning devices and an electromagnet, and the two positioning devices are symmetrical with respect to the electromagnet; the two ends of the positioning device are respectively provided with an equal-height block, and the middle part of the positioning device is provided with a precise positioning pin; the reading head and the positioning sensor are arranged between the two positioning devices.

4. The intelligent processing production line for tungsten-molybdenum parts as claimed in claim 1, wherein the intelligent tool magazine comprises a tool magazine seat, a tool magazine rack and a driving device, the tool magazine seat is movably connected with the tool magazine rack, the tool magazine seat is arranged at the lower end, the tool magazine rack is arranged at the upper end, the driving device is arranged on the tool magazine seat, and the driving device is used for driving the intelligent tool magazine to rotate around a central shaft of the intelligent tool magazine seat;

5. The intelligent processing line for tungsten-molybdenum parts as claimed in claim 4, further comprising a first safety device and a second safety device, wherein the first safety device is arranged at the front side of the discharge table, the first safety device comprises a first safety guard rail and a first safety protection door, and safety gratings are respectively arranged at two sides of the first safety protection door;

closely be adjacent the left side of intelligence tool magazine is provided with second safety device, second safety device includes second safety protective guard and second safety guard door the safety grating is installed respectively to the both sides of second safety guard door, second safety protective guard is closely adjacent intelligence tool magazine, install a plurality of code block read heads on the second safety protective guard, it is a plurality of code block read head and multilayer the blade disc one-to-one, the code block read head is used for response, discernment, memory carry the storage of code block cutter information.

6. The intelligent processing production line for tungsten-molybdenum parts as claimed in claim 5, wherein the intelligent processing units are both located inside the first safety device and the second safety device, and in the process of grabbing parts or tools by the mechanical arm clamp, the safety grating sends out an alarm signal after sensing information that personnel enter a processing area, and meanwhile, the mechanical arm grabs and stops suddenly.

7. The intelligent processing production line for tungsten-molybdenum parts according to claim 1, wherein the intelligent tool rack and the intelligent material rack are both mounted on the ground and used for placing workpieces, each of the intelligent tool rack and the intelligent material rack comprises a plurality of material racks, the plurality of material racks are stacked up and down, a plurality of material storage positions are arranged on each material rack and used for storing material boxes, and the material boxes are used for placing workpieces;

8. The intelligent processing production line for tungsten-molybdenum parts as recited in claim 7, wherein a part placing area and a roller production line are arranged close to the front side of the intelligent storing and taking device, the part placing area is used for assembling and disassembling parts, and a plurality of rollers are arranged on the roller production line and used for conveying the parts to be warehoused.

9. The intelligent processing production line for tungsten-molybdenum parts as recited in claim 1, wherein the control device further comprises an upper computer and a servo motor, the upper computer is connected with the manipulator and directly sends instructions through the upper computer, and the servo motor accurately executes commands according to a programmed program; the programmable controller is communicated with the mechanical arm through Profibus, the programmable controller is communicated with the machining center through I0, the programmable controller is communicated with the radio frequency identification system through Profibus and Profinet, the programmable controller is communicated with the intelligent tool magazine through Ethernet, and the programmable controller is communicated with the upper computer through Ethernet.

10. An intelligent processing technology for tungsten-molybdenum parts as claimed in any one of claims 1 to 9, characterized by comprising the following steps:

s4, after the machining is finished, an automatic door of the machining center is opened, the mechanical arm grabs the machined part and places the part on the roller assembly line to convey the part to an operator, meanwhile, a detection probe in the machining center detects the machined part in real time, and a detection report is issued after the automatic machining is finished;