CN113500395B - American standard angle valve automatic production line and control method thereof - Google Patents

American standard angle valve automatic production line and control method thereof Download PDF

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Publication number
CN113500395B
CN113500395B CN202110937443.3A CN202110937443A CN113500395B CN 113500395 B CN113500395 B CN 113500395B CN 202110937443 A CN202110937443 A CN 202110937443A CN 113500395 B CN113500395 B CN 113500395B
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China
Prior art keywords
angle valve
backing ring
cap
servo motor
rotary table
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CN202110937443.3A
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Chinese (zh)
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CN113500395A (en
Inventor
黄炜杰
张千
毛德财
曹熊燕
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Taizhou Jinlong Dafeng Water Heating Co ltd
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Taizhou Jinlong Dafeng Water Heating Co ltd
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Priority to CN202110937443.3A priority Critical patent/CN113500395B/en
Publication of CN113500395A publication Critical patent/CN113500395A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
    • B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
    • B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001—Article feeders for assembling machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/06—Screw or nut setting or loosening machines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

The application discloses beautiful standard angle valve automation line, including the frame, still include: the tooling rotating mechanism is arranged on the rack and comprises a rotary table, a first servo motor and a control unit, the first servo motor is used for controlling the rotary table to rotate, the control unit is used for controlling the first servo motor to operate, and a plurality of tooling clamps used for placing angle valves are uniformly arranged on the rotary table; the hand wheel screwing mechanism is arranged on the rack and used for screwing a hand wheel installed on the angle valve; the cushion ring mounting mechanism is arranged on the rack and used for mounting a cushion ring into the angle valve, and the cushion ring mounting mechanism is also used for mounting a clamping cap onto the angle valve; the clamping cap installation mechanism is arranged on the rack and used for screwing the clamping cap installed on the angle valve.

Description

American standard angle valve automatic production line and control method thereof
Technical Field
The invention belongs to the technical field of angle valve assembly production, and particularly relates to an American standard angle valve automatic production line.
Background
The angle valve is an angle type stop valve, which is similar to a ball valve, and the structure and characteristics of the angle valve are modified from those of the ball type valve. Because the pipeline has a corner shape of 90 degrees at the angle valve, the pipeline is called the angle valve, the angle valve and the angle water valve, is mainly used for water and electricity installation in the decoration industry, and is an important water heating accessory.
In the existing automatic production line of the angle valve, particularly in the production line of the American standard angle valve, all the assembly steps of the angle valve are produced by using a production line, a plurality of stations are distributed on the production line, each station is responsible for one assembly step and is provided with one or more workers for the assembly steps, when the angle valve reaches different stations through the production line, the workers responsible for the current stations assemble the angle valve in corresponding steps, and the angle valve enters the next station through the production line after the assembly is completed until the assembly of the angle valve is completed.
The publication number is: CN110340635A assembling machine for angle valve production, which discloses: an assembly machine for angle valve production relates to the technical field of automatic non-standard production equipment, and solves the technical problem that assembly of an angle valve needs a large amount of labor participation. The automatic feeding device is technically characterized by comprising a rack, a tool transferring mechanism, a shell mounting mechanism, a shell supplying mechanism, a valve core mounting mechanism, a valve core supplying mechanism, a valve core screwing mechanism, a handle mounting mechanism, a handle supplying mechanism, a screw mounting mechanism, a screw supplying mechanism, a decorative sheet mounting mechanism, a decorative sheet supplying mechanism, a finished product outputting mechanism and a blanking mechanism; the invention has the advantage of reducing manual participation.
Above-mentioned an assembly machine for angle valve production reduces artifical the participation by a wide margin in the course of working, and whole journey need not artifical the participation among each spare part assembling process, effectively reduces staff's working strength by a wide margin, and can improve production efficiency and finished product quality, but above-mentioned an assembly machine for angle valve production when the assembly in case certain assembling process goes wrong and solves, need stop whole production line, not only wastes time but also difficultly, still can cause economic loss, still need strengthen.
Disclosure of Invention
The invention aims to provide an automatic production line of a American standard angle valve and a control method thereof, which can solve the problem that the production line of the American standard angle valve cannot be started and stopped at any time in the assembling process.
The utility model provides a beautiful standard angle valve automation line is provided, including the frame, still include: the tooling rotating mechanism is arranged on the rack and comprises a rotary table, a first servo motor and a control unit, the first servo motor is used for controlling the rotary table to rotate, the control unit is used for controlling the first servo motor to operate, and a plurality of tooling clamps used for placing angle valves are uniformly arranged on the rotary table; the hand wheel screwing mechanism is arranged on the rack and used for screwing a hand wheel installed on the angle valve; the cushion ring mounting mechanism is arranged on the rack and used for mounting a cushion ring into the angle valve, and the cushion ring mounting mechanism is also used for mounting a clamping cap onto the angle valve; the clamping cap mounting mechanism is arranged on the rack and used for screwing a clamping cap mounted on the angle valve; the angle valve assembling device comprises an ejection mechanism arranged on the rack, the ejection mechanism is used for ejecting an assembled angle valve from a tool clamp, and the angle valve assembling device further comprises a control device, and the control device is connected with the tool rotating mechanism, a hand wheel screwing mechanism, a backing ring mounting mechanism, a clamping cap mounting mechanism and the ejection mechanism.
By adopting the American standard angle valve automatic production line, the participation of workers on a production line can be greatly reduced by matching the tool rotating mechanism, the hand wheel screwing mechanism, the backing ring installation mechanism, the clamping cap installation mechanism, the ejection mechanism and the control device, only one worker is needed on one production line, the working strength of the workers can be greatly reduced, the economic expenditure on human resources is reduced, the working efficiency and the yield of angle valve assembly are improved, meanwhile, the control device is adopted for controlling, whether the worker presses the tool clamp or not can be detected by installing the second pressure sensor on the rotary table, so that when the assembly is wrong, the worker only needs to grasp the tool clamp and apply certain pressure downwards, the second pressure sensor can transmit pressure signals back to the PLC control unit, and the PLC control unit can send stop signals to the first servo motor, the production line will stop like this, just can take off the angle valve of assembling mistake from frock clamp this moment, only need loosen the hand after accomplishing, PLC the control unit will send operating signal to first servo motor again according to the signal of second pressure sensor feedback, and the production line will restart like this, has effectively improved machining efficiency.
Further, the hand wheel screwing mechanism comprises: the screw mounting mechanism is used for placing screws into threaded holes of a hand wheel and an angle valve and comprises a mounting head and a screw conveying pipe connected with the mounting head; the screw tightening device is used for tightening screws and comprises an electric screw driver for tightening the screws and a screw driver cylinder for driving the electric screw driver to move up and down; the screw conveying device is used for conveying screws into the screw mounting mechanism; the screw conveying device comprises a screw vibration feeding disc, and the screw vibration feeding disc is connected with the screw conveying pipe; the angle valve fixing device is used for fixing the angle valve when the bolt is screwed down, and comprises a fixing cylinder and a supporting block arranged on the fixing cylinder.
When the hand wheel is installed, a worker is required to install an angle valve to be processed into a tool clamp on the rotary table in advance, the rotary table rotates 90 degrees after the angle valve is placed into the tool clamp, when the tool clamp provided with the angle valve rotates to the position below the screw installation mechanism, the fixing cylinder is started, the output shaft of the cylinder pushes the abutting block to move towards the direction of the tool clamp and abut against the angle valve tightly, the screw is conveyed into the installation head through the screw conveying pipe by the screw vibrating feeding disc at the moment, the screwdriver cylinder moves downwards, the electric screwdriver is started, the screw is screwed tightly with the hand wheel and the angle valve, and the installation efficiency of the hand wheel can be effectively improved.
Further: the grommet mounting mechanism includes: the backing ring locking device is arranged on the rack and used for installing the backing ring into the angle valve; the backing ring feeding device is arranged on the rack and used for conveying a backing ring to be installed into the backing ring locking device, the backing ring feeding device comprises a backing ring vibration feeding disc and a backing ring conveying pipe connected with the backing ring vibration feeding disc, and the other end of the backing ring conveying pipe is connected with the backing ring locking device; the utility model discloses a card cap locking device, including card cap vibration feeding tray, card cap conveyer pipe, wherein, backing ring locking device still is used for will blocking the cap and installs on the angle valve, backing ring feeding device still including card cap vibration feeding tray and with block the cap vibration feeding tray and be connected, the other end and the backing ring locking device of card cap conveyer pipe are connected, the card cap vibration feeding tray is gone up the charging tray and is blocked the cap conveyer pipe and be used for will blocking in the cap carries backing ring locking device.
After the hand wheel installation is accomplished, the revolving stage continues to rotate 90, and this moment in the charging tray was gone up in the backing ring vibration and the charging tray was gone up in the card cap vibration and is carried backing ring locking device with backing ring and card cap through the backing ring conveyer pipe and card cap conveyer pipe, the backing ring vibration was gone up the charging tray and is gone up the charging tray vibration with the card cap and have been put backing ring and card cap in, need the staff to look over after processing a period, prevents that backing ring and card cap from using up, prepares at any time to add the backing ring and blocks the cap.
Further, the backing ring locking device includes: the first conveying plate is provided with a first falling opening, the first falling opening is used for placing a backing ring, and the first conveying plate is also provided with a first slide way for the backing ring conveying pipe to slide; the second conveying plate is arranged at an interval with the first conveying plate, a second falling opening is formed in the second conveying plate and used for placing a clamping cap, and a second slide way for enabling the clamping cap conveying pipe to slide is further formed in the second conveying plate; the conveying cylinder is used for driving the first conveying plate and the second conveying plate to move left and right; the first mounting box is arranged on the rack, a driving cylinder for driving the first mounting box to move back and forth is arranged at the bottom of the first mounting box, and a first screwing head for mounting a clamping cap is arranged at one end of the first mounting box; the first pushing cylinder is arranged on one side, far away from the first screwing head, of the first installation box, a pushing rod is arranged on an output shaft of the first pushing cylinder, and the stretching direction of the pushing rod is the same as the moving direction of the first installation box; the second servo motor is arranged on the first mounting box and is used for driving the first screwing head to rotate; wherein, when the revolving stage rotates, when frock clamp rotated to corresponding position, charging tray and card cap vibration were gone up to the backing ring vibration and the charging tray passes through the backing ring conveyer pipe and blocks in the cap conveyer pipe respectively with the leading-in first whereabouts mouth of backing ring and card cap and the second whereabouts mouth, carry the cylinder start, promote first delivery board and second delivery board and remove, at this moment, first promotion cylinder is ejecting with the catch bar, the catch bar is established backing ring and card cap cover in the catch bar, and simultaneously, it starts to drive actuating cylinder, move first install bin towards frock clamp direction, until the catch bar with backing ring and card cap installation on the angle valve, second servo motor starts when the installation, will block the cap and install on the angle valve through rotatory first tight head soon.
When the backing ring and the clamping cap are installed, the first conveying plate and the second conveying plate move left and right under the driving of the conveying cylinder, because the backing ring conveying pipe is connected with the first conveying plate through the first slide way, the clamping cap conveying pipe is connected with the second conveying plate through the second slide way, the first conveying plate is provided with a first falling opening, the second conveying plate is provided with a second falling opening, when the conveying cylinder drives the first conveying plate and the second conveying plate to move, the backing ring conveying pipe moves above the first falling opening, the clamping cap conveying pipe moves above the second falling opening, the backing ring and the clamping cap fall into the first falling opening and the second falling opening respectively, after the backing ring and the clamping cap fall into the first falling opening and the second falling opening, the conveying cylinder pushes the first conveying plate and the second conveying plate to move towards the first installation box, and at the moment, the first pushing cylinder pushes the pushing rod to be ejected out, the catch bar is established backing ring and card cap cover in the catch bar, carry the cylinder and move back, continue transportation backing ring and card cap, and simultaneously, it starts to drive actuating cylinder, will drive first install bin and remove to frock clamp, go deep into the angle valve inside until the catch bar, install backing ring and card cap on the angle valve, second servo motor starts when the installation, through rotatory first tight head will block on the cap is installed the angle valve, install backing ring and card cap simultaneously, effectively improved the installation effectiveness.
Further, the snap cap mounting mechanism comprises: the sliding rail is arranged on the rack; the second mounting box is mounted on the sliding rail and slides on the sliding rail, and a second screwing head for screwing the clamping cap is arranged at one end of the second mounting box; the second pushing cylinder is arranged on the sliding rail and used for driving the second installation box to move; the first mounting box is provided with a first screwing head, and the first screwing head is connected with the first mounting box through a first connecting rod.
After backing ring and card cap installation are accomplished, the revolving stage rotates 90, and second on the slide rail promotes the cylinder and drives the second install bin and remove to the frock clamp direction this moment, and when the second screwed head with block the cap contact, third servo motor starts, will block the cap and further screw with the angle valve, improves joint strength and connection stability between card cap and the angle valve, improves the quality of angle valve assembly.
Further, the ejection mechanism includes: the support frame is arranged on the slide rail; the ejection cylinder is arranged on the support frame, and an output shaft of the ejection cylinder is provided with an ejection rod for ejecting the angle valve; the angle valve ejection mechanism comprises an ejection disc, wherein the ejection disc is arranged at one end of the ejection disc, the ejection slide is arranged in an inclined mode, and when the ejection cylinder ejects the angle valve out, the angle valve falls into the ejection slide and is collected into the ejection disc through the ejection slide.
After the card cap is further screwed, the rotary table is kept still, the ejecting cylinder is started, the ejecting rod is pushed to eject the angle valve from the tool fixture, the ejected angle valve can fall onto the discharging slide way and fall into the discharging disc through the discharging slide way, and the second pushing cylinder can drive the second mounting box to move towards the direction far away from the tool fixture when the ejecting cylinder is started, so that the interference to the operation of the ejecting cylinder is avoided.
Further, still include controlling means, controlling means includes: the first pressure sensor is arranged at the bottom in the tool clamp and used for detecting the pressure change of the angle valve on the tool clamp in real time; the second pressure sensor is arranged on the rotary table and used for detecting pressure changes of the angle valve and the tool clamp to the rotary table in real time; the alarm device is arranged on the rack; the device further comprises a control system, wherein the control system comprises a PLC control unit, the PLC control unit is used for receiving pressure signals fed back by the first pressure sensor and the second pressure sensor, and the PLC control unit is further used for controlling an alarm device.
The invention also discloses a control method of the American standard angle valve automatic production line, which comprises the following steps: the method comprises the following steps: firstly, presetting a threshold value of a first pressure sensor as P1, presetting a threshold value of a second pressure sensor as P2, wherein a pressure value detected by the first pressure sensor in real time is P, and a pressure value detected by the second pressure sensor in real time is P0, and when a control system is in a starting state, if P is more than 0, entering a second step; otherwise, entering the step six; secondly, the PLC control unit controls the first servo motor to rotate, so that the rotary table rotates by 90 degrees, at the moment, if P is larger than or equal to P1, the hand wheel screwing mechanism is started, the hand wheel and the angle valve are screwed tightly through screws, and then the step III is carried out; otherwise, entering the step six; thirdly, the PLC control unit controls the first servo motor to continuously rotate, so that the rotary table rotates 90 degrees again, at the moment, if P is larger than or equal to P1, the backing ring installation mechanism is started, the backing ring and the clamping cap are installed on the angle valve, and then the step IV is carried out; otherwise, entering the step six; fourthly, the PLC control unit controls the first servo motor to continuously rotate, the rotary table rotates 90 degrees again, at the moment, if P is larger than or equal to P1, the clamping cap installation mechanism is started, the clamping cap and the angle valve are screwed tightly, and then the step five is carried out; otherwise, entering the step six; fifthly, after the PLC control unit receives a command of finishing screwing of the second servo motor, the push-out cylinder is controlled to be started, the angle valve is pushed out of the tool clamp, and assembly is finished; sixthly, the PLC control unit controls the first servo motor to stop working, so that the rotary table stops rotating, and meanwhile, the warning device is controlled to start; when P0 is larger than P2 at any time when the rotary table rotates, the PLC control unit sends a stop instruction, and the rotary table stops rotating; when the rotary table stops, if P0 is more than P2, the PLC control unit does not send any signal to the rotary table; if P0 < P2, the PLC control unit automatically cancels the stop command, the first servo motor continues to work, and the rotary table rotates.
The invention has the beneficial effects that:
1. by using the tool rotating mechanism, the hand wheel screwing mechanism, the backing ring mounting mechanism, the clamping cap mounting mechanism, the ejection mechanism and the control device in a matching manner, the participation of workers on a production line can be greatly reduced, only one worker is needed on one production line, the working intensity of the workers can be greatly reduced, the economic expenditure on human resources is reduced, and the working efficiency and the yield of angle valve assembly are improved;
2. by adopting the control device for control, whether a worker presses the tool fixture can be detected by installing the second pressure sensor on the rotary table, so that when an error occurs in assembly, the worker only needs to grasp the tool fixture and apply a certain pressure downwards, the second pressure sensor transmits a pressure signal back to the PLC control unit, the PLC control unit sends a stop signal to the first servo motor, the rotary table stops and the production line stops, the angle valve with the error in assembly can be taken off from the tool fixture, and after the assembly is completed, the PLC control unit sends a working signal to the first servo motor again according to a signal fed back by the second pressure sensor only by loosening the hand, the rotary table rotates again, the production line restarts, and the processing efficiency is effectively improved;
3. through the cushion ring mounting mechanism, after the cushion ring and the clamping cap fall into the first falling port and the second falling port, the conveying cylinder pushes the first conveying plate and the second conveying plate to move towards the first mounting box, at the moment, the first pushing cylinder pushes out the push rod, the push rod sleeves the cushion ring and the clamping cap in the push rod, the conveying cylinder returns back, the cushion ring and the clamping cap are conveyed continuously, meanwhile, the driving cylinder is started to drive the first mounting box to move towards the tool fixture until the push rod penetrates into the angle valve, the cushion ring and the clamping cap are mounted on the angle valve, the second servo motor is started during mounting, the clamping cap is mounted on the angle valve by rotating the first screwing head, the cushion ring and the clamping cap are mounted simultaneously, and the mounting efficiency is effectively improved;
4. through being equipped with card cap installation mechanism, after the card cap is tentatively screwed, second on the slide rail promotes the cylinder and drives the second install bin and remove to the frock clamp direction, when the second head of screwing with the contact of card cap, third servo motor starts, will block the cap and further screw with the angle valve, improves joint strength and connection stability between card cap and the angle valve, further improves the quality of angle valve assembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the hand wheel tightening mechanism of the present invention;
FIG. 3 is a schematic structural view of the grommet mounting mechanism of the present invention;
FIG. 4 is a schematic structural view of the snap cap mounting mechanism and the ejection mechanism of the present invention;
FIG. 5 is a control connection block diagram of the present invention;
fig. 6 is a schematic diagram of the control method of the present invention.
The reference numbers in the figures are: 1. a frame; 2. a tool rotating mechanism; 21. a turntable; 22. a tooling fixture; 3. A hand wheel screwing mechanism; 31. a screw mounting mechanism; 311. a mounting head; 312. a screw conveying pipe; 32. a screw tightening device; 321. an electric screwdriver; 322. a screwdriver cylinder; 33. the screw vibrates the feeding disc; 34. An angle valve fixing device; 341. fixing the air cylinder; 342. a resisting block; 4. a grommet mounting mechanism; 41. a backing ring locking device; 411. a first conveying plate; 412. a first drop port; 413. a second conveyance board; 414. a second drop opening; 415. a first slideway; 416. a second slideway; 417. a conveying cylinder; 418. a first installation box; 419. a first screwing head; 420. a first push cylinder; 421. a push rod; 423. a second servo motor; 424. a driving cylinder; 43. a backing ring supply device; 431. the backing ring vibrates the feeding disc; 432. a grommet conveying pipe; 433. the clamping cap vibrates the feeding disc; 434. a cap clamping conveying pipe; 5. a cap mounting mechanism; 51. a slide rail; 52. A second installation box; 53. a second screwing head; 54. a second push cylinder; 55. a third servo motor; 6. An ejection mechanism; 61. a support frame; 62. ejecting out the cylinder; 63. ejecting the rod; 64. a discharging tray; 65. a discharge chute; 7. a first pressure sensor; 8. a second pressure sensor.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived from the embodiments in the present application by a person skilled in the art, are within the scope of protection of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The automatic production line of the american standard angle valve and the control method thereof according to the embodiments of the present application will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the embodiment of the present application provides an automatic production line for a American standard angle valve, including a frame 1, further including: the tooling rotating mechanism 2 is arranged on the rack 1, the tooling rotating mechanism 2 comprises a rotary table 21, a first servo motor and a control unit, the first servo motor is used for controlling the rotary table 21 to rotate, the control unit is used for controlling the first servo motor to operate, and a plurality of tooling clamps 22 used for placing angle valves are uniformly arranged on the rotary table 21; the hand wheel screwing mechanism 3 is arranged on the rack 1, and the hand wheel screwing mechanism 3 is used for screwing a hand wheel installed on the angle valve; the cushion ring mounting mechanism 4 is arranged on the rack 1 and used for mounting the cushion ring into the angle valve, and the cushion ring mounting mechanism 4 is also used for mounting a clamping cap onto the angle valve; the clamp cap mounting mechanism 5 is arranged on the rack 1, and the clamp cap mounting mechanism 5 is used for screwing a clamp cap mounted on the angle valve; the device comprises an ejection mechanism 6, the ejection mechanism 6 is arranged on the machine frame 1, the ejection mechanism 6 is used for ejecting the assembled angle valve from the tool clamp 22, and the device further comprises a control device, and the control device is connected with the tool rotating mechanism 2, the hand wheel screwing mechanism 3, the backing ring installation mechanism 4, the clamping cap installation mechanism 5 and the ejection mechanism 6.
In some embodiments of the present application, as shown in fig. 1, the aforementioned automatic production line of the american standard angle valve is adopted, and the tool rotating mechanism 2, the hand wheel screwing mechanism 3, the backing ring installation mechanism 4, the cap clamping installation mechanism 5, the ejection mechanism 6 and the control device are used in cooperation, so that the participation of workers on the production line can be greatly reduced, only one worker is required on one production line, the working intensity of the workers can be greatly reduced, the economic expenditure on human resources is reduced, the working efficiency and the yield of the angle valve assembly are improved, meanwhile, the control device is adopted to control, whether the worker presses the tool clamp 22 can be detected by installing the second pressure sensor 8 on the rotary table 21, and thus when an assembly error occurs, the worker only needs to hold the tool clamp 22 and apply a certain pressure downwards, second pressure sensor 8 will be with pressure signal transmission back PLC the control unit like this, PLC the control unit will send stop signal to first servo motor, the production line will stop like this, just can take off the angle valve of assembling mistake from frock clamp 22 this moment, only need loosen the hand after accomplishing, PLC the control unit will send operating signal to first servo motor again according to the signal of second pressure sensor 8 feedback, the production line will restart like this, machining efficiency has effectively been improved.
Example 2
The embodiment of the application provides a beautiful standard angle valve automation line, except including above-mentioned technical characteristics, the beautiful standard angle valve automation line of this application embodiment still includes following technical characteristics.
As shown in fig. 1 and 2, the hand wheel tightening mechanism 3 includes: the screw mounting mechanism 31 is used for placing screws into threaded holes of a hand wheel and an angle valve, and the screw mounting mechanism 31 comprises a mounting head 311 and a screw conveying pipe 312 connected with the mounting head 311; a screw tightening device 32, the screw tightening device 32 being used for tightening a screw, the screw tightening device 32 including an electric screw driver 321 for tightening the screw and a screw driver cylinder 322 for driving the electric screw driver 321 to move up and down; a screw conveying device for conveying screws into the screw mounting mechanism 31; the screw conveying device comprises a screw vibration feeding disc 33, and the screw vibration feeding disc 33 is connected with the screw conveying pipe 312; the angle valve fixing device 34 is further included, the angle valve fixing device 34 is used for fixing the angle valve when the bolt is screwed down, and the angle valve fixing device 34 includes a fixing cylinder 341 and a supporting block 342 installed on the fixing cylinder 341.
In the embodiment of the application, when a handwheel is installed, a worker is required to install an angle valve to be processed into one tool fixture 22 on the rotary table 21 in advance, the rotary table 21 rotates 90 degrees after the angle valve is placed into the tool fixture 22, when the tool fixture 22 provided with the angle valve rotates to the position below the screw installation mechanism 31, the fixed air cylinder 341 is started, the output shaft of the air cylinder pushes the abutting block 342 to move towards the tool fixture 22 and abut against the angle valve, at the moment, the screw vibrates the upper charging tray 33 to convey the screw into the installation head 311 through the screw conveying pipe 312, the screwdriver air cylinder 322 moves downwards, the electric screwdriver 321 is started to tighten the screw with the handwheel and the angle valve, and the installation efficiency of the handwheel can be effectively improved.
Example 3
The embodiment of the application provides a beautiful standard angle valve automation line, except including above-mentioned technical characteristics, the beautiful standard angle valve automation line of this application embodiment still includes following technical characteristics.
As shown in fig. 1 and 3, the grommet mounting mechanism 4 includes: the backing ring locking device 41, the backing ring locking device 41 is arranged on the frame 1, and the backing ring locking device 41 is used for installing the backing ring into the angle valve; the backing ring supply device 43 is arranged on the frame 1, the backing ring supply device 43 is used for conveying a backing ring to be installed into the backing ring locking device 41, the backing ring supply device 43 comprises a backing ring vibration feeding disc 431 and a backing ring conveying pipe 432 connected with the backing ring vibration feeding disc 431, and the other end of the backing ring conveying pipe 432 is connected with the backing ring locking device 41; the backing ring locking device 41 is further used for installing a clamping cap on the angle valve, the backing ring supply device 43 further comprises a clamping cap vibration feeding disc 433 and a clamping cap conveying pipe 434 connected with the clamping cap vibration feeding disc 433, the other end of the clamping cap conveying pipe 434 is connected with the backing ring locking device 41, and the clamping cap vibration feeding disc 433 and the clamping cap conveying pipe 434 are used for conveying the clamping cap into the backing ring locking device 41.
In this application embodiment, after the hand wheel installation is accomplished, revolving stage 21 continues to rotate 90, and the charging tray 431 and the card cap vibration are gone up to the backing ring vibration this moment and are gone up charging tray 433 and carry the backing ring and the card cap in backing ring locking device 41 through backing ring conveyer pipe 432 and card cap conveyer pipe 434, and backing ring vibration is gone up charging tray 431 and card cap vibration and is gone up to have deposited backing ring and card cap in charging tray 433, need the staff to look over after processing a period of time, prevents that backing ring and card cap from using up, prepares to add backing ring and card cap at any time.
Further, as shown in fig. 1 and 3, the grommet locking device 41 includes: the first conveying plate 411 is provided with a first falling port 412, the first falling port 412 is used for placing a backing ring, and the first conveying plate 411 is further provided with a first slideway 415 for sliding of a backing ring conveying pipe 432; the second conveying plate 413 is arranged at an interval with the first conveying plate 411, a second falling opening 414 is formed in the second conveying plate 413, the second falling opening 414 is used for placing a card cap, and a second slideway 416 for the card cap conveying pipe 434 to slide is further formed in the second conveying plate 413; a transfer cylinder 417, the transfer cylinder 417 being configured to move the first transfer plate 411 and the second transfer plate 413 left and right; the first installation box 418 is arranged on the rack 1, a driving cylinder 424 used for driving the first installation box 418 to move back and forth is arranged at the bottom of the first installation box 418, and a first screwing head 419 used for installing a clamping cap is arranged at one end of the first installation box 418; the first pushing cylinder 420 is arranged on one side, far away from the first screwing head 419, of the first mounting box 418, a pushing rod 421 is arranged on an output shaft of the first pushing cylinder 420, and the stretching direction of the pushing rod 421 is the same as the moving direction of the first mounting box 418; the second servo motor 423 is installed on the first installation box 418, and the second servo motor 423 is used for driving the first screwing head 419 to rotate; when the rotary table 21 rotates and the tooling fixture 22 rotates to a corresponding position, the backing ring vibrating feeding disc 431 and the clamping cap vibrating feeding disc 433 guide the backing ring and the clamping caps into the first falling port 412 and the second falling port 414 through the backing ring conveying pipe 432 and the clamping cap conveying pipe 434 respectively, the conveying cylinder 417 is started to push the first conveying plate 411 and the second conveying plate 413 to move, at this time, the first pushing cylinder 420 ejects the push rod 421, the push rod 421 sleeves the backing ring and the clamping caps in the push rod 421, and simultaneously, the driving cylinder 424 is started to move the first mounting box 418 towards the tooling fixture 22 until the push rod 421 mounts the backing ring and the clamping caps on the angle valve, the second servo motor 423 is started during mounting, and the clamping caps are mounted on the angle valve by rotating the first screwing head 419.
In the embodiment of the present application, when the backing ring and the cap are mounted, the first conveying plate 411 and the second conveying plate 413 move left and right by the driving of the conveying cylinder 417, because the backing ring conveying pipe 432 is connected to the first conveying plate 411 by the first slideway 415, the cap conveying pipe 434 is connected to the second conveying plate 413 by the second slideway 416, and the first dropping port 412 is provided on the first conveying plate 411, the second dropping port 414 is provided on the second conveying plate 413, when the conveying cylinder 417 drives the first conveying plate 411 and the second conveying plate 413 to move, the backing ring conveying pipe 432 moves above the first dropping port 412, the cap conveying pipe 434 moves above the second dropping port 414, and the backing ring and the cap fall into the first dropping port 412 and the second dropping port 414, respectively, when the backing ring and the cap fall into the first dropping port 412 and the second dropping port 414, the conveying cylinder 417 pushes the first conveying plate 411 and the second conveying plate 413 to move toward the first mounting box 418, at this moment, the first pushing cylinder 420 ejects the pushing rod 421, the pushing rod 421 is sleeved with the backing ring and the clamping cap in the pushing rod 421, the conveying cylinder 417 returns, the backing ring and the clamping cap are transported continuously, meanwhile, the driving cylinder 424 is started, the first mounting box 418 is driven to move towards the tool clamp 22 until the pushing rod 421 goes deep into the angle valve, the backing ring and the clamping cap are mounted on the angle valve, the second servo motor 423 is started during mounting, the clamping cap is mounted on the angle valve through the rotating first screwing head 419, the backing ring and the clamping cap are mounted simultaneously, and the mounting efficiency is effectively improved.
Example 4
The embodiment of the application provides a beautiful standard angle valve automation line, except including above-mentioned technical characteristics, the beautiful standard angle valve automation line of this application embodiment still includes following technical characteristics.
As shown in fig. 1 and 4, the snap cap mounting mechanism 5 includes: the slide rail 51, the slide rail 51 is set up on framework 1; the second mounting box 52 is mounted on the slide rail 51 and slides on the slide rail 51, and one end of the second mounting box 52 is provided with a second screwing head 53 for screwing the clamping cap; the second pushing cylinder 54 is arranged on the slide rail 51 and used for driving the second installation box 52 to move; the first screwing head further comprises a third servo motor 55, wherein the third servo motor 55 is arranged on the second mounting box 52 and is used for driving the second screwing head 53 to rotate.
In this application embodiment, after backing ring and card cap installation, revolving stage 21 rotates 90, and the second on the slide rail 51 promotes cylinder 54 and drives second install bin 52 and remove to frock clamp 22 direction this moment, and when the second head 53 of screwing with the card cap contact, third servo motor 55 starts, will block the cap and further screw with the angle valve, improves joint strength and the connection stability between card cap and the angle valve, improves the quality of angle valve assembly.
Further, as shown in fig. 1 and 4, the ejection mechanism 6 includes: the support frame 61, the support frame 61 is set up on the slide rail 51; the ejection cylinder 62 is arranged on the support frame 61, and an ejection rod 63 for ejecting an angle valve is arranged on an output shaft of the ejection cylinder 62; the angle valve angle adjusting device further comprises a discharging disc 64, a discharging slide way 65 is arranged at one end of the discharging disc 64, the discharging slide way 65 is obliquely arranged, and when the angle valve is ejected out by the ejection cylinder 62, the angle valve falls into the discharging slide way 65 and is collected into the discharging disc 64 through the discharging slide way 65.
In the embodiment of the application, after the clamping cap is screwed further, the rotary table 21 is kept stationary, the ejecting cylinder 62 is started, the ejecting rod 63 is pushed to eject the angle valve from the tooling fixture 22, the ejected angle valve falls onto the discharging slide 65 and falls into the discharging disc 64 through the discharging slide 65, and the second pushing cylinder 54 drives the second mounting box 52 to move towards the direction far away from the tooling fixture 22 when the ejecting cylinder 62 is started, so that the operation of the ejecting cylinder 62 is prevented from being interfered.
Example 5
The embodiment of the application provides a beautiful mark angle valve automation line, except including above-mentioned technical characteristics, the beautiful mark angle valve automation line of this application embodiment still includes following technical characteristics.
Further, as shown in fig. 5, the apparatus further includes a control device, and the control device includes: the first pressure sensor 7 is arranged at the bottom in the tool clamp 22, and is used for detecting pressure change of the angle valve on the tool clamp 22 in real time; the second pressure sensor 8 is arranged on the rotary table 21, and is used for detecting pressure changes of the angle valve and the tool clamp 22 on the rotary table 21 in real time; the alarm device is arranged on the rack 1; the device further comprises a control system, wherein the control system comprises a PLC control unit, the PLC control unit is used for receiving pressure signals fed back by the first pressure sensor 7 and the second pressure sensor 8, and the PLC control unit is further used for controlling an alarm device.
The invention also discloses a control method of the American standard angle valve automatic production line, which comprises the following steps: as shown in fig. 6, the method comprises the following steps: firstly, presetting a threshold value of a first pressure sensor 7 as P1, a threshold value of a second pressure sensor 8 as P2, a pressure value detected by the first pressure sensor 7 in real time as P, and a pressure value detected by the second pressure sensor 8 in real time as P0, and entering a second step if P is more than 0 when a control system is in a starting state; otherwise, entering the step six; secondly, the PLC control unit controls the first servo motor to rotate, so that the rotary table 21 rotates by 90 degrees, at the moment, if P is larger than or equal to P1, the hand wheel screwing mechanism 3 is started, the hand wheel and the angle valve are screwed tightly through screws, and then the step III is carried out; otherwise, entering the step six; thirdly, the PLC control unit controls the first servo motor to continuously rotate, so that the rotary table 21 rotates 90 degrees again, at the moment, if P is larger than or equal to P1, the backing ring installation mechanism 4 is started, the backing ring and the clamping cap are installed on the angle valve, then the fourth step is carried out, and if not, the sixth step is carried out; fourthly, the PLC control unit controls the first servo motor to continuously rotate, so that the rotary table 21 rotates 90 degrees again, at the moment, if P is larger than or equal to P1, the clamping cap installation mechanism 5 is started, the clamping cap is tightly screwed with the angle valve, and then the step five is carried out; otherwise, entering the step six; fifthly, after the PLC control unit receives a command of screwing the second servo motor 423, controlling the ejection cylinder 62 to start, ejecting the angle valve from the tool clamp 22, and completing assembly; sixthly, the PLC control unit controls the first servo motor to stop working, so that the rotary table 21 stops rotating, and the alarm device is controlled to start; when P0 is larger than P2 at any time when the rotary table 21 rotates, the PLC control unit sends a stop instruction, and the rotary table 21 stops rotating; when the rotary table 21 stops, if P0 is more than P2, the PLC control unit does not send any signal to the rotary table 21; if P0 < P2, the PLC control unit automatically cancels the stop command, the first servo motor continues to work, and the rotary table 21 rotates.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (5)

1. The utility model provides a beautiful standard angle valve automation line, includes frame (1), its characterized in that: further comprising:
the tooling rotating mechanism (2) is arranged on the rack (1), the tooling rotating mechanism (2) comprises a rotary table (21), a first servo motor used for controlling the rotary table (21) to rotate and a control unit used for controlling the first servo motor to operate, and a plurality of tooling clamps (22) used for placing angle valves are uniformly arranged on the rotary table (21);
the hand wheel screwing mechanism (3) is arranged on the rack (1), and the hand wheel screwing mechanism (3) is used for screwing a hand wheel installed on the angle valve;
the gasket ring mounting mechanism (4) is arranged on the rack (1) and used for mounting a gasket ring into the angle valve, and the gasket ring mounting mechanism (4) is also used for mounting a clamping cap onto the angle valve;
the angle valve comprises a clamping cap mounting mechanism (5), wherein the clamping cap mounting mechanism (5) is arranged on the rack (1), and the clamping cap mounting mechanism (5) is used for screwing a clamping cap mounted on the angle valve;
the ejection mechanism (6) is arranged on the rack (1), and the ejection mechanism (6) is used for ejecting the assembled angle valve from the tool clamp (22);
the tool comprises a tool rotating mechanism (2), a hand wheel screwing mechanism (3), a backing ring installation mechanism (4), a clamping cap installation mechanism (5) and an ejection mechanism (6).
The hand wheel screwing mechanism (3) comprises:
the screw mounting mechanism (31), the screw mounting mechanism (31) is used for placing screws into threaded holes of a hand wheel and an angle valve, and the screw mounting mechanism (31) comprises a mounting head (311) and a screw conveying pipe (312) connected with the mounting head (311);
a screw tightening device (32), wherein the screw tightening device (32) is used for tightening a screw, and the screw tightening device (32) comprises an electric screw driver (321) for tightening the screw and a screw driver cylinder (322) for driving the electric screw driver (321) to move up and down;
the screw conveying device is used for conveying screws into the screw mounting mechanism (31); the screw conveying device comprises a screw vibration feeding disc (33), and the screw vibration feeding disc (33) is connected with the screw conveying pipe (312);
the angle valve fixing device comprises an angle valve fixing device (34), wherein the angle valve fixing device (34) is used for fixing an angle valve when a bolt is screwed down, and the angle valve fixing device (34) comprises a fixing air cylinder (341) and a supporting block (342) installed on the fixing air cylinder (341).
The grommet mounting mechanism (4) includes:
the backing ring locking device (41), the backing ring locking device (41) is arranged on the rack (1), and the backing ring locking device (41) is used for installing the backing ring into the angle valve;
the backing ring feeding device (43) is arranged on the rack (1), the backing ring feeding device (43) is used for conveying a backing ring to be installed into the backing ring locking device (41), the backing ring feeding device (43) comprises a backing ring vibration feeding disc (431) and a backing ring conveying pipe (432) connected with the backing ring vibration feeding disc (431), and the other end of the backing ring conveying pipe (432) is connected with the backing ring locking device (41);
wherein, backing ring locking device (41) still are used for will blocking the cap and install on the angle valve, backing ring feeding device (43) still including card cap vibration feeding tray (433) and with block cap vibration feeding tray (433) card cap conveyer pipe (434) of being connected, the other end and the backing ring locking device (41) of card cap conveyer pipe (434) are connected, feeding tray (433) and card cap conveyer pipe (434) are used for will blocking in the cap carries backing ring locking device (41) in the cap vibration feeding tray (433).
The grommet locking device (41) includes:
the device comprises a first conveying plate (411), wherein a first falling opening (412) is formed in the first conveying plate (411), the first falling opening (412) is used for placing a backing ring, and a first slide way (415) for sliding a backing ring conveying pipe (432) is further arranged on the first conveying plate (411);
the second conveying plate (413), the second conveying plate (413) and the first conveying plate (411) are arranged at intervals, a second falling opening (414) is formed in the second conveying plate (413), the second falling opening (414) is used for placing a clamping cap, and a second slide way (416) for enabling the clamping cap conveying pipe (434) to slide is further arranged on the second conveying plate (413);
the conveying air cylinder (417) is used for driving the first conveying plate (411) and the second conveying plate (413) to move left and right;
the first installation box (418) is arranged on the rack (1), a driving cylinder (424) used for driving the first installation box (418) to move back and forth is arranged at the bottom of the first installation box (418), and a first screwing head (419) used for installing a clamping cap is arranged at one end of the first installation box (418);
the first pushing cylinder (420) is arranged on one side, far away from the first screwing head (419), of the first mounting box (418), a pushing rod (421) is arranged on an output shaft of the first pushing cylinder (420), and the stretching direction of the pushing rod (421) is the same as the moving direction of the first mounting box (418);
the second servo motor (423), the second servo motor (423) is installed on the first installation box (418), and the second servo motor (423) is used for driving the first screwing head (419) to rotate;
wherein, when the turntable (21) rotates and the tool clamp (22) rotates to the corresponding position, the backing ring vibration feeding tray (431) and the clamping cap vibration feeding tray (433) respectively guide the backing ring and the clamping cap into the first falling port (412) and the second falling port (414) through the backing ring conveying pipe (432) and the clamping cap conveying pipe (434), the conveying cylinder (417) is started to push the first conveying plate (411) and the second conveying plate (413) to move, at the moment, the first pushing cylinder (420) ejects the pushing rod (421), the pushing rod (421) sleeves the backing ring and the clamping cap in the pushing rod (421), meanwhile, the driving air cylinder (424) is started, the first mounting box (418) is moved towards the direction of the tool clamp (22) until the push rod (421) mounts the backing ring and the clamping cap on the angle valve, the second servo motor (423) is started during mounting, and the clamping cap is mounted on the angle valve by rotating the first screwing head (419).
2. The automatic production line of American standard angle valve as claimed in claim 1, wherein: the snap cap mounting mechanism (5) comprises:
the sliding rail (51), the said sliding rail (51) is set up on the said framework (1);
the second mounting box (52) is mounted on the sliding rail (51) and slides on the sliding rail (51), and one end of the second mounting box (52) is provided with a second screwing head (53) for screwing the clamping cap;
the second pushing cylinder (54) is arranged on the sliding rail (51) and used for driving the second mounting box (52) to move;
the first screwing head further comprises a third servo motor (55), wherein the third servo motor (55) is arranged on the second mounting box (52) and is used for driving the second screwing head (53) to rotate.
3. The automatic production line of American standard angle valve as claimed in claim 2, wherein: the ejection mechanism (6) comprises:
the supporting frame (61), the said supporting frame (61) is set up on the said slide rail (51);
the ejection cylinder (62) is mounted on the support frame (61), and an ejection rod (63) for ejecting an angle valve is arranged on an output shaft of the ejection cylinder (62);
the angle valve ejecting device is characterized by further comprising a discharging disc (64), wherein one end of the discharging disc (64) is provided with a discharging slide way (65), the discharging slide way (65) is obliquely arranged, and when the angle valve is ejected out by the ejecting cylinder (62), the angle valve falls into the discharging slide way (65) and is collected into the discharging disc (64) through the discharging slide way (65).
4. The automatic production line of American standard angle valve as claimed in claim 3, wherein the control device comprises:
the first pressure sensor (7) is arranged at the bottom in the tool clamp (22) and used for detecting pressure change of the angle valve on the tool clamp (22) in real time;
the second pressure sensor (8) is arranged on the rotary table (21) and is used for detecting pressure changes of the rotary table (21) caused by the angle valve and the tool clamp (22) in real time;
an alarm device arranged on the frame (1);
the device further comprises a control system, wherein the control system comprises a PLC control unit, the PLC control unit is used for receiving pressure signals fed back by the first pressure sensor (7) and the second pressure sensor (8), and the PLC control unit is further used for controlling an alarm device.
5. The method as claimed in claim 4, wherein the method comprises the steps of: the method comprises the following steps:
firstly, presetting a threshold value of a first pressure sensor (7) as P1, presetting a threshold value of a second pressure sensor (8) as P2, presetting a pressure value detected by the first pressure sensor (7) in real time as P, and presetting a pressure value detected by the second pressure sensor (8) as P0, and entering a second step if P is more than 0 when a control system is in a starting state; otherwise, entering the step six;
secondly, the PLC control unit controls the first servo motor to rotate, so that the rotary table (21) rotates by 90 degrees, at the moment, if P is larger than or equal to P1, the hand wheel screwing mechanism (3) is started, the hand wheel and the angle valve are screwed through screws, and then the third step is carried out; otherwise, entering the step six;
thirdly, the PLC control unit controls the first servo motor to continuously rotate, so that the rotary table (21) rotates 90 degrees again, at the moment, if P is larger than or equal to P1, the backing ring installation mechanism (4) is started, the backing ring and the clamping cap are installed on the angle valve, and then the fourth step is carried out; otherwise, entering the step six;
fourthly, the PLC control unit controls the first servo motor to continuously rotate, the rotary table (21) is rotated by 90 degrees again, at the moment, if P is larger than or equal to P1, the clamping cap installation mechanism (5) is started, the clamping cap and the angle valve are screwed tightly, and then the step five is carried out; otherwise, entering the step six;
fifthly, after receiving a command of finishing screwing of the second servo motor (423), the PLC control unit controls the ejection cylinder (62) to be started, and ejects the angle valve from the tool clamp (22) to finish assembly;
sixthly, the PLC control unit controls the first servo motor to stop working, so that the rotary table (21) stops rotating, and meanwhile, the PLC control unit controls the alarm device to start;
when P0 is larger than P2 at any time when the rotary table (21) rotates, the PLC control unit sends a stop instruction, and the rotary table (21) stops rotating; when the rotary table (21) stops, if P0 is more than P2, the PLC control unit does not send any signal to the rotary table (21); if P0 is less than P2, the PLC control unit automatically cancels the stop command, the first servo motor continues to work, and the rotary table (21) rotates.
CN202110937443.3A 2021-08-16 2021-08-16 American standard angle valve automatic production line and control method thereof Active CN113500395B (en)

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Application Number Priority Date Filing Date Title
CN202110937443.3A CN113500395B (en) 2021-08-16 2021-08-16 American standard angle valve automatic production line and control method thereof

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Application Number Priority Date Filing Date Title
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CN113500395B true CN113500395B (en) 2022-05-17

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Publication number Priority date Publication date Assignee Title
CN103170835B (en) * 2013-04-09 2015-06-10 佛山市中格威电子有限公司 Fully-automatic screw locking machine for radiator
CN206029244U (en) * 2016-08-23 2017-03-22 南阳淅减汽车减振器有限公司 Device is riveted soon to automatic screwing up of vehicle shock absorber compression valve
CN108015536B (en) * 2017-10-25 2023-11-03 湖北启恒科技实业有限公司 Full-automatic angle valve assembly machine
CN110340635A (en) * 2019-08-03 2019-10-18 福建瑞德成自动化科技有限公司 A kind of assembly machine for angle valve production
CN112894349B (en) * 2021-01-21 2022-11-22 宁波友谊铜业有限公司 Automatic ball valve pipe fitting assembling equipment and assembling detection method thereof

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