CN209409432U - A kind of feed-control device - Google Patents

Abstract

The utility model relates to a kind of feed-control devices, and the workbench including being equipped with material boots expects that boots connect driving mechanism by push rod, driving mechanism connects controller, controller connects main shaft by motor, and the end of main shaft is combined with the first encoder, and the first encoder is connect with controller.In the utility model, staff is after setting up several corresponding main shaft operating angles and expecting that the curve movement of boots is expected in the operating position of boots, building, start complete machine, expect that boots and main shaft collaboration complete feeding operation, and record the working condition of main shaft in real time by the first encoder, the position of monitoring material boots, back and forth completes one or many feedings.The mechanical structure portion of the utility model ensures the positioning accuracy of material boots, while controller and motor cooperate, it is ensured that precise control, stabilization, entirety transmission is by curve movement Fixed Point Operation, and inter-agency transmission is simple, part is processed less, strong operability.

Description

A kind of feed-control device

Technical field

The utility model relates to be connected to or be configured at or be specially adapted for it is related process or processing metal plate, metal tube or Feeding, positioning or the storage device of metal mold material；Its technical field being connect with cutter device, in particular to a kind of feeding Control device.

Background technique

Mechanical press be with crank connecting link or elbow-bar mechanism, cam mechanism, screw mechanism transmission metal forming machinery, for pair Material carries out the lathe of pressure processing, and bringing it about deformation and fracture by applying powerful pressure to blank is processed into zero Part, stable working, operating accuracy are high, operating condition is good, productivity is high, it is easy to accomplish mechanization, automation are suitable in transfer matic Upper work is widely used in the industrial machineries press machine such as automobile, ship.

Press with feeding function is mainly used in powder compacting field, under after material boots powder feeding to fixed position Material, is retracted after the completion, and press pushes, and then completes the work of compacting.

In the prior art, that there are the transmissions of cam feeding mechanism is complicated, part processing is more, operates with adjustability for mechanical press The various defects such as difference, although work can be completed, the upkeep operation for needing progress complicated, simultaneous processing limited efficacy, and it is unfavorable In the progress of industry.

Utility model content

The utility model solves in the prior art, and there are cam feeding mechanism transmission complexity, part processing for mechanical press It is more, operate with the problem of various defects such as adjustability difference, the utility model provides a kind of feeding control dress for optimizing structure It sets.

The utility model is the technical scheme adopted is that a kind of feed-control device, including workbench, on the workbench Equipped with material boots, the material boots are connected to driving mechanism by push rod, and the driving mechanism is connected to controller, and the controller is logical It crosses motor and is connected to main shaft, the end of the main shaft is equipped with the first encoder, and first encoder and controller connect It connects.

Preferably, the driving mechanism includes servo motor, the output shaft of the servo motor and the one end fits of screw rod Setting, the screw jacket are equipped with nut, and the bottom of the nut is connected to push rod.

Preferably, synchronous pulley, 2 institutes are arranged with outside the corresponding end of the output shaft of the servo motor and screw rod respectively It states synchronous pulley fit on and is arranged with synchronous belt.

Preferably, the servo motor cooperation is equipped with second encoder, and the second encoder is connected to controller.

Preferably, the feed-control device further includes several position sensors being equipped with material boots, the position Sensor is connected to controller.

The utility model provides a kind of feed-control device for optimizing structure, controls driving mechanism and electricity by controller Machine, by driving mechanism and motor respectively according to the indicative function of controller in material boots and main shaft, staff set up it is several After the curve movement of boots is expected in the operating position of corresponding main shaft operating angle and material boots, building, start complete machine, expects boots and main shaft association With completion feeding operation, and pass through the working condition that the first encoder records main shaft in real time, the position of monitoring material boots, reciprocal completion One or many feedings.The mechanical structure portion of the utility model ensures the positioning accuracy of material boots, while controller and electricity Machine cooperation, it is ensured that precise control, stabilization, whole transmission are inter-agency to be driven simple, part processing by curve movement Fixed Point Operation Less, strong operability.

Detailed description of the invention

Fig. 1 is the vertical view figure structure schematic representation that boots and driving mechanism cooperation are expected in the feed-control device of the utility model；

Fig. 2 is the section view figure structure schematic representation that boots and driving mechanism cooperation are expected in the feed-control device of the utility model；

Fig. 3 is the main view schematic diagram of main shaft portion in the feed-control device of the utility model；

Fig. 4 is the curve movement of the utility model, wherein abscissa is main shaft angle, and ordinate is material boots position, movement Point on curve is operating position, and 2 dotted line inner parts expect boots analog dither after showing servo motor faster reciprocal motion Position.

Specific embodiment

Below with reference to example, the utility model is further described in detail with attached drawing, but the protection model of the utility model It encloses and is not limited to this.

The utility model relates to a kind of feed-control device, including workbench 1, the workbench 1 is equipped with material boots 2, institute It states material boots 2 and driving mechanism is connected to by push rod 3, the driving mechanism is connected to controller, and the controller is connected by motor 4 It is connected to main shaft 5, the end of the main shaft 5 is equipped with the first encoder 6, and first encoder 6 is connect with controller.

In the utility model, feed-control device is press part of the whole, is matched with press other component, such as formed punch Cooperate industry.

In the utility model, controller controls driving mechanism and motor 4, by driving mechanism and motor 4 respectively according to control The indicative function of device is setting up several 5 operating angles of corresponding main shaft and is expecting the work of boots 2 in material boots 2 and main shaft 5, staff After making position, constructing the curve movement for expecting boots 2, start complete machine, expects boots 2 and the collaboration completion feeding operation of main shaft 5.

In the utility model, during main shaft 5 works, the first encoder 6 records the working condition of main shaft 5 in real time, That is real-time angular value, allows to the position of the angle control material boots 2 according to main shaft 5, and the data of the first encoder 6 record are real-time It is back to controller.

In the utility model, material boots 2 follow press main shaft 5 to move, can be set on actual control panel " manually/ Automatically ", hardware switch or the indicator light such as " being manually advanced ", " manual retraction ", " automatic starting ", " automatic operating instruction ", for hand Move or automatically switch and manually adjust use.

In the utility model, when system detection to servo motor 7 or material 2 position of boots deposit complete machine when abnormal and alarm immediately and stop Only, all associated interlockings are completed for the monitoring for expecting 2 position of boots in entire feeding process, back and forth by software realization Complete one or many feedings.

In the utility model, display screen, the current whole shape of real-time displaying device can also be configured for feed-control device State, when device is abnormal, the alarm code of real-time display driving mechanism or controller easy-to-look-up abnormal the reason of occurring.

In the utility model, mechanical structure portion ensures the positioning accuracy of material boots 2, while controller and motor 4 cooperate, Ensure precise control, stabilization, entirety transmission is by curve movement Fixed Point Operation, and inter-agency transmission is simple, part is processed less, operation Property is strong.

The driving mechanism includes servo motor 7, and the output shaft of the servo motor 7 and the one end fits of screw rod 8 are arranged, It is arranged with nut 9 outside the screw rod 8, the bottom of the nut 9 is connected to push rod 3.

It is arranged with described in synchronous pulley 10,2 respectively outside the output shaft of the servo motor 7 and the corresponding end of screw rod 8 10 fit on of synchronous pulley is arranged with synchronous belt 11.

The cooperation of servo motor 7 is equipped with second encoder 12, and the second encoder 12 is connected to controller.

The feed-control device further includes several position sensors 13 being equipped with material boots 2, the position sensing Device 13 is connected to controller.

In the utility model, the driving force of material boots 2 is driven by servo motor 7, and servo motor 7 and screw rod 8 cooperate, Push rod 3 is pushed with the nut 9 outside screw rod 8, and then material boots 2 is driven to move.

In the utility model, servo motor 7 and screw rod 8 are by 10 work compound of synchronous belt 11 and synchronous pulley.

In the utility model, servo motor 7 uses Mitsubishi J4 series of servo motor 7, cooperates LD77MS motion-control module And L02CPU, those skilled in the art can be according to demand voluntarily hardware such as option and installment controller.

In the utility model, servo motor 7 is configured with second encoder 12, and second encoder 12 passes through detection servo motor 7 output feeds back to controller, allows controller to calculate and monitor the position of material boots 2, guarantees single unit system Normal operation.

In the utility model, due to the higher cost of closed-loop, therefore device uses half-closed loop control, and precision has been entirely capable of full Sufficient demand for control；And just because of be half-closed loop control, therefore position sensor 13 is also configured in feed-control device, although material The real time position of boots 2 is computed by second encoder 12 and is obtained, but also need position sensor 12 for expect boots 2 position into Row further monitoring, prevent the shaft coupling of servo motor 7 be broken, each connecting screw loosening etc. caused by mechanical interference.

In the utility model, position sensor 13 can be multiple, be respectively used to advance limit that detection material boots 2 act, Retreat limit, origin position, wherein limit of advancing remains at normal row for detecting material boots 2 in advancement Within the scope of journey, lower discharge position is inaccurate caused by avoiding or generates security risk, retreats and limits for detecting a certain In 5 angular range of main shaft material boots 2 whether retreat in place, prevent the shaft coupling because of servo motor 7 the reasons material boots 2 such as to be broken without after It moves back and generates mechanical interference, origin position is used to detect the location point expected boots 2 at the time of start and stop in safety, convenient for movement song Location point shown in line can be implemented smoothly.

In the utility model, one can also be arranged for detecting the position sensing that whether can currently safely change mould bases Device 13 expects that boots 2 back to finally, being conveniently replaceable mould bases at this time.

In the utility model, the state of position sensor 13 can be with real-time display, convenient to overhaul and confirmation.

In the utility model, using the feeding control method of the feed-control device, the method includes following steps Suddenly.

Step 1: the operating position of several corresponding 5 operating angles of main shaft of setting and material boots 2, building material 2 curve movement of boots； All working position is updated to controller；Start feed-control device.

In the step 1, if there are 2 of same angle or 2 or more point position datas or movements in curve movement Operating of the coordinate data set in curve less than servo motor 7 between 2 coordinate points of arbitrary neighborhood in 2 or curve movement Speed, which is greater than in rated speed or curve movement, expects that the movement travel of boots 2 is greater than the range of material boots 2, then prompts mistake.

In the step 1, after forming new curve movement, at least one period of complete machine is operated with flowing mode.

In the utility model, the realization of curve movement is completed by controller control cam, and then cam acts on master Axis 5 completes operating, and expects that the position of boots 2 is to be calculated by the feedback of second encoder 12 of 7 side of servo motor and obtained.

In the utility model, determine material boots 2 with pressure by the progressive position of setting 5 angle of press main shaft and material boots 2 first Machine moves synchronously curve, can such as open 20 groups of data of setting, i.e. material boots 2 can freely set 20 with respect to the angle of main shaft 5 Electric cam coordinate, this expects the various curve movements of boots 2 when being able to satisfy compacting various product completely, thoroughly solves mechanical convex The wheel problem that curve movement is non-adjustable or regulated quantity is small.

In the utility model, to prevent material boots 2 from interfering during exercise with punching on press, it should also be as in the rack of material boots 2 Detection sensor is installed, is detected after Shang Chong comes downwards to certain position, material boots 2 must be exited to designated position.

Step 2: the confirmation material boots 2 of position sensor 13 are located at origin position, carry out in next step, if material boots 2 are not at origin, Carry out step 5.

In the utility model, original point return operation must be carried out to mechanism when powering on, otherwise cannot operated.

In the utility model, origin is by technical staff's self-setting, generally initial position.

Step 3: the cam and servo motor 7 that controller control cooperates with main shaft 5 work, and the first encoder 6 obtains in real time The angle value of main shaft 5, second encoder 12 obtain the position of material boots 2 by servo motor 7 in real time；If the first encoder 6 returns Angle value and second encoder 12 return 2 position bias motion curve of material boots or position sensor 13 pass through controller report It is alert, then step 5 is carried out, step 3 is otherwise continued.

In the step 3, after expecting that boots 2 move to designated position, 5 stop motion of main shaft, 7 fast reciprocating of servo motor is trembled Movement, material boots 2 complete shake；Main shaft 5 continues to move after material boots 2 are shaken, and material boots 2 continue that main shaft 5 is followed to move.

In the step 3, if controller by position sensor 13 detect material boots 2 position be more than advance limit point or Limit point is retreated, alarm carries out step 5.

In the utility model, it is intracavitary that the dither functions of material boots 2 can make to expect that the powder in boots 2 sufficiently flows into type, overcomes machine Tool press feeds insufficient problem, generally makes 5 angle of main shaft in 5 angle position of the main shaft separation spindle clutch of setting shake Pause, servo motor 7 move back and forth, and the reciprocal distance of servo motor 7 is short at this time, speed is fast, closes master after movement again Shaft clutch, material boots 2 continue that main shaft 5 is followed to move.

Step 4: controller control motor 4 and servo motor 7 stop working, and material boots 2 playback to going-back position is completed primary Feeding, return step 2；If material boots do not playback to going-back position, step 5 is carried out.

Step 5: shutting down.

In the utility model, it is unnecessary caused by boots 2 do not back to home to expect when formed punch undershoot in order to prevent Mechanical failure, therefore controlled after motor 4 and servo motor 7 stop working in controller, need to judge to expect whether boots 2 playback after Give up the throne and set, that is, retreat limit, when expecting that boots 2 retreat to retrogressing limit formed punch could undershoot, while expect boots 2 continue to back to origin into The preparation of row feeding next time is shut down immediately if material boots 2 do not fall back on retrogressing limit, and formed punch does not continue operation, guarantees complete machine Safety.

The utility model controls driving mechanism and motor 4 by controller, by driving mechanism and motor 4 respectively according to control The indicative function of device is setting up several 5 operating angles of corresponding main shaft and is expecting the work of boots 2 in material boots 2 and main shaft 5, staff After making position, constructing the curve movement for expecting boots 2, start complete machine, expects boots 2 and the collaboration completion feeding operation of main shaft 5, and pass through first Encoder 6 records the working condition of main shaft 5 in real time, and one or many feedings is back and forth completed in the position of monitoring material boots 2.This reality The positioning accuracy of material boots 2 is ensured with novel mechanical structure portion, while controller and motor 4 cooperate, it is ensured that precise control, Stablize, entirety transmission is by curve movement Fixed Point Operation, and inter-agency transmission is simple, part is processed less, strong operability.

Claims (5)

1. a kind of feed-control device, including workbench, the workbench is equipped with material boots, and the material boots are connected to by push rod Driving mechanism, it is characterised in that: the driving mechanism is connected to controller, and the controller is connected to main shaft by motor, institute The end for stating main shaft is equipped with the first encoder, and first encoder is connect with controller.

2. a kind of feed-control device according to claim 1, it is characterised in that: the driving mechanism includes servo electricity Machine, the output shaft of the servo motor and the one end fits of screw rod are arranged, and the screw jacket is equipped with nut, the bottom of the nut Portion is connected to push rod.

3. a kind of feed-control device according to claim 2, it is characterised in that: the output shaft and spiral shell of the servo motor It is arranged with synchronous pulley respectively outside the corresponding end of bar, 2 synchronous pulley fit ons are arranged with synchronous belt.

4. a kind of feed-control device according to claim 2, it is characterised in that: the servo motor cooperation is equipped with second Encoder, the second encoder are connected to controller.

5. a kind of feed-control device according to claim 4, it is characterised in that: the feed-control device further include with Several position sensors that material boots are equipped with, the position sensor are connected to controller.