CN2141859Y

CN2141859Y - Fibre winder

Info

Publication number: CN2141859Y
Application number: CN 92234515
Authority: CN
Inventors: 吴耀楚; 刘士华; 丁金平; 盛亚仙; 刘弟楷
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 1992-09-29
Filing date: 1992-09-29
Publication date: 1993-09-08
Anticipated expiration: 2002-09-29

Abstract

The utility model relates to a fiber winding machine, which is a winding machine controlled by a microcomputer. The utility model breaks through the control mode of a traditional mechanical winding machine and can be used for making and winding various kinds of glass pipelines, containers and other revolving body products with high strength and leak resistance performance. The utility model is composed of two upright posts, a cross beam supported on the top end of the upright post, an orbit positioned on the four-wall of the cross beam, a trolley, an extension arm, a mechanical drive device, three DC servo motors and an STD industrial computer which can rotate around a main spindle. The trolley moves back and forth to carry out servo control on the positions of three coordinates of the extension arm of a fiber nozzle. The utility model has the advantages of high precision winding of rowed wire, and convenient alteration of the product specification.

Description

Fibre winder

The utility model is a kind of tencel Stetch Wrapping Machine-microcomputer control Stetch Wrapping Machine, and suitable especially commercial Application twines system high strength high-accuracy glass steel pipe, jar and other solid of rotation goods.

Glass fiber reinforced plastic (being commonly called as glass fibre reinforced plastics) pipeline and container, because of having advantages such as the high-strength light burn into is heat insulation, the stream force characteristic is good, installation and maintenance are convenient, divide in Department of Industry such as oil, chemical industry, building, environmental protection, mining, electric power to have obtained application more and more widely.

Produce the method for Glass Steel Tube, have hand to stick with paste method, roll method, centrifuge method, winding method at present.Higher because of twining method forming machine degree height and manufacturing efficiency, the compression resistance performance and the leak pressure of goods are higher.Exhausted both at home and abroad this method that mostly adopts.Adopt the forming equipment fiber winding machine of this method, domestic most traditional mechanical type Stetch Wrapping Machine that still adopts, promptly all twine rule by mechanical mode control, therefore, there is shortcoming in the type machine: when need are changed the specification of product, during as diameter or pipe range change, all need machine is adjusted, not only time-consuming but also trouble, and be difficult to satisfy production high strength, requirement that the winding displacement precision is high.And U.S. dimension is received the similar microcomputer control Stetch Wrapping Machine of phase (VENUS) company, though control operation is easy and function is many, its valency is up to up to a million dollars.

The purpose of this utility model provides a kind of novel Stetch Wrapping Machine-microcomputer control Stetch Wrapping Machine for the problem that solves above-mentioned existence.This machine carries out position servo control to main shaft gyration, a dolly semi-girder reciprocal, that silk is chewed.And simple in structure, easy to adjust, price is far below external like product.

Stetch Wrapping Machine of the present utility model mainly by about upright bolt (1,58), the affixed track of wall face (7.35), and with upright bolt (1,58) crossbeam 6 of top Joint is bearing in dolly 10 on the crossbeam 6 by roller 39, and is positioned at dolly bottom semi-girder device, be satisfied with the bearing 2 on ground, transmission system and control system are formed.

Describe composition structure of the present utility model and function in detail below in conjunction with accompanying drawing.

Fig. 1 is the utility model structural configuration plan view

Fig. 2 is the attached view of the utility model structural configuration

Fig. 3 is a vehicle structure

Fig. 4 is the transmission system schematic representation of this Stetch Wrapping Machine

Fig. 5 is the control system composition frame chart of this Stetch Wrapping Machine

Fig. 6 is a main shaft control principle block diagram

Fig. 7 is dolly and the control principle figure of semi-girder system

Fig. 8 is this Stetch Wrapping Machine flow chart

With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, be skeleton with shaped steel, the upright bolt 1 of covering steel plate, its middle part welding headstock 4, its base plate and ground Joint, top joining plate 2 and crossbeam 6 left end Joints, and fixing DC servo motor 16, speed reducer 17.

Crossbeam 6 has spacing and the relative channel-section steel 36 of recess by two of welding on the base plate 8, and the top of channel-section steel 36 and both sides are welded with the bar shaped track 7 and 35 of rectangular cross-section respectively.

With shaped steel is skeleton, the dolly 10 of covering steel plate, and finger 20 is passed in the perforate on the top board 9 of the rectangular frame at top.Four inwalls at two ends are respectively by affixed 8 pulley supports 38 of bolt, and the two ends of minor axis 40 match with the endoporus of supporting 38, and the endoporus of stage casing and roller 39 matches, and an end is spacing with cotter pin 37; The cylindrical of roller 39 is relative with track 7 and 35; The middle part of dolly is welded with the supporting 47 of the support plate 45 and the fixed mounting base 46 of fixed electrical machinery 34, dolly lower end fixed vertical mounting plate 48, one side of mounting plate 48 is installed Take up unit 49, and support roll 50 reaches by steeping vat 52, roll coater 53, the gumming device that electric heating tube 54, chuck 55 are formed.

The semi-girder device: DC servo motor 34 go out the affixed gear 33 of shaft end, the gear 30 that the tooth bar that gear 32 reaches with semi-girder bar 29 is offered that is meshed with gear 33 is meshed, be fixed on the feeding head 57 on semi-girder bar 29 tops, be fixed on the supporting 56 in dolly front and be fixed on support plate 47 upper branching holders 46 and form.

Dolly transmission system: by DC servo motor 16, speed reducer 17, in the hole slot that is placed in crossbeam 6 both sides with the silent chain sprocket wheel 18 and the two ends of reduction gearbox output shaft Joint, by and connect firmly sprocket shaft 11 on the fixed plate on the crossbeam by screw 16, the silent chain chain 19 that is meshed with sprocket wheel is Gu the finger 20 on chain 19 is formed.

Main axis transmission system: by DC servo motor 21, speed reducer 22, the affixed gear 24 in two ends and 25 the axle 23; Two ends are free gear 26,28 respectively, and there is shifting block 27 at the middle part, and the outer end is equipped with the splined shaft 57 of coupling band 7 and forms.

With reference to the device of Fig. 5 control system, be installed in the operating console 14, it forms computer system by STD bus industrial control computer and corresponding module, and PWM servo unit DC servo motor is amplification, the executive component of system; Tachometer generator, photoelectric encoder are the speed and the position detecting elements of system.

The Z80ACPU plate is responsible for finishing the Stetch Wrapping Machine characteristics of motion and is calculated, position regulation, a job such as the input and output of signal; Memory plate is installed 64KRAM or ROM and is settled control software and dynamic data area, and D/A plate output signal is 0～± 10VDC, the given signal V of spindle motor _Q, the given signal of vehicle motor is V _Z, the given signal of semi-girder motor is V _Y, its output rule is V _Q=V _Q(t)

V _Z＝C ₁Z _（Q）±△V _Z（Q）

V _Y＝C ₂Y _（Q）±△V _Y（Q）

Z wherein _(Q), Y _(Q)Be respectively the function of dolly displacement distance and the semi-girder distance relevant, C with angle of eccentricity ₁C ₂Be one with relevant constants such as motor rated speed, velocity ratio.△ V _Z(Q), △ V _Y(Q)It is the dynamic adjustment amount of determining by position algorithm.By photoelectric encoder, step-by-step counting plate and relevant position algorithm software are formed the position negative feedback links of system.The switch tablet is used for detecting the various signals of Stetch Wrapping Machine, and as signals such as startup, operation, crawls, digital output module to operator's reporting system for information about.

With reference to Fig. 6, the main shaft control mode is the speed closed loop system, and the pulse signal of photoelectric encoder has been represented the corner of core (main shaft).If the velocity ratio of axis system is 1 _Q, encoder revolution umber of pulse is N _Q, the angle of eccentricity Q between two pulse spacings _PdThen have: Q _Pd=360 °/N _Q.1 _Q

With reference to Fig. 7, dolly and arm-stretching exercise are the position degeneration factors of a semiclosed loop.The umber of pulse of the photoelectric encoder of dolly and semi-girder motor is represented the distance of dolly and arm-stretching exercise.If motor is 1 to the velocity ratio of dolly _Z, dolly encoder revolution umber of pulse is N _Z, sprocket wheel Pitch radius D, the dolly distance is Z between two pulse spacings _Pd, then have:

Z _Pd=D/Q _Z1 _ZIn like manner can calculate the Y of semi-girder _Pd

By computer control the every N of spindle encoder pulse produced once and interrupt, i.e. in a sampling period (about 8ms), in each sampling period, computer calculates C by rule ₁Z _(Q)And C ₂Z _(Q) simultaneous computer detects the pulse of dolly and semi-girder encoder again, and compare with theoretical umber of pulse, determine ± △ V according to the position regulation algorithm, guarantee that Stetch Wrapping Machine is accurately by twining the rule operation.

With reference to the primary control program flow chart of this Stetch Wrapping Machine of Fig. 8, each hardware is done high-precision operation according to signal that this program is given with control executing mechanism.

Each function module and function that this executive program comprises have:

1, the bootstrap module:

(1) sets up the original state of constant area and tag unit thereof

(2) clear working cell and each register

(3) initialization of CTC and PIO

(4) get the winding number of plies and one way numerical value to the corresponding work unit

(5) judge that feeding head is whether at the initial point of correspondence, if then do not going to corresponding initial point

(6) check whether various signals reset

(7) wait for activating signal,, enter the main circular flow of twining immediately in case receive activating signal.

2, interrupt service routine module

Executive program is with interrupt mode work, and each step-length is interrupted once, in case interruption is arranged, just enters this interrupt service routine operation.

This service routine be ask feeding head in each step-length on Z axle and Y-axis physical location and deposit corresponding memory cell in, call for other program module.

3, adjusting module:

A rich silk current physical location and theoretical position are compared, obtain adjustment amount and be added on the next step-length, thus the purpose of realization error compensation and adjustment.

4, fault inquiry program module:

Realization deposits Query Result in corresponding units to all the broken yarn faults in the winding process and the inquiry of control operation fault, calls for its main program

The Stetch Wrapping Machine whole motion process is: when the operator imports required winding by computer keyboard, during the winding parameter of product: as core diameter D ₂, goods diameter D ₂Length L.

Width B, winding angle 2, feeding head is to the mandrel surface distance, behind the number of plies N, computer promptly the program calculating and sending by Fig. 8 go out signal to relevant actuator and drive DC servo motor 16(with reference to Fig. 3) by speed reducer 17, driving sprocket wheel 18 rotates, drive finger 20 by profile of tooth chain 19 again, to-and-fro motion by finger, drive DC servo motor 21 drives axle 23 by speed reducer 22 gear 24 is rotated, and then passes through the rotation of gear 26 if shifting block 27 is meshed with gear 26, axle 57 is rotated by coupling band 7, the core of goods is rotated.DC servo motor 34 drives semi-girder bar 29 and makes arm-stretching exercise by gear 33,32,30.Like this revolution of main shaft, dolly back and forth, the semi-girder that silk is chewed, fully by DC servo motor control, and DC servo motor, the signal that provides in strict accordance with computer and moving.To guarantee that fiber is wrapped in mandrel surface with highi degree of accuracy, when product specification such as diameter and length change, need not machine is carried out the adjustment work of trouble, machine can be pacified the required winding pattern of photograph immediately and be twined system.

Use the utility model control hardware, can also undergo technological transformation, the productivity effect of Stetch Wrapping Machine and the quality of production are improved a lot existing machinery formula Stetch Wrapping Machine.

Claims

1, a kind of novel fiber winding machine is grouped into by headstock, dolly, tailstock, mechanical drive department, it is characterized in that:

A. with shaped steel skeleton, the upright bolt 1 and 58 of covering steel plate, its middle part welding headstock 4, base plate and ground Joint, top joining plate 2 and crossbeam 6 left end Joints, and fixedly DC servo motor 16 and speed reducer 17;

B. crossbeam 6 has spacing and the relative channel-section steel 36 of recess by connecing two on the base plate 8, and the top of channel-section steel 36 and both sides are welded with the bar shaped track 7 and 35 of rectangular cross-section respectively;

C. be the dolly 10 of skeleton, covering steel plate with shaped steel, finger 20 is passed in perforate on the rectangular frame top board 9 at top, and four inwalls at two ends are respectively by affixed 8 pulley supports 38 of bolt; The two ends of minor axis 40 match with the endoporus of supporting 38, and the endoporus of stage casing and roller 39 matches, and an end is spacing with cotter pin 37; The cylindrical of roller 39 is relative with track 7 and 35; The middle part of dolly is welded with the support plate 45 of fixed electrical machinery 34 and the support plate 47 of fixed mounting base 46, dolly lower end fixed vertical mounting plate 48, one side of mounting plate 48 is installed Take up unit 49, support roll 50 and the gumming device of being made up of steeping vat 52, roll coater 53, electric heating tube 54, chuck 55;

D. with the gear that goes out the shaft end Joint 33 of DC servo motor 34,33 phase gears 32 with gear, the gear 30 that is meshed with tooth bar that semi-girder bar 29 is offered, be fixed on the feeding head 57 on semi-girder bar 29 tops, be fixed on the supporting 56 in dolly front and the supporting base 46 that is fixed on the support plate 47 is formed the semi-girder devices;

E. by DC servo motor 16, speed reducer 17 is placed in the hole slot of crossbeam 6 both sides with the profile of tooth endless chain sprocket wheel 18 and the two ends of reduction gearbox output shaft Joint, and connect firmly sprocket shaft 11 on the crossbeam fixed plate, the silent chain chain 19 that is meshed with sprocket wheel 18 by screw 16.The finger 20 that is fixed on the chain 19 is formed the dolly transmission device;

F. by DC servo motor 21, speed reducer 22, affixed gear 24 in two ends and 25 axle 23, two ends are free gear 26,28 respectively, and there is shifting block 27 at the middle part, and the outer end is equipped with the splined shaft 57 of coupling band 7 and forms spindle gearings;

G. form computer system by STD bus industrial control computer and corresponding module thereof; By the PWM servo unit, DC servo motor is formed the amplification of system, executive component; Form system speed and position detecting element by tachometer generator, photoelectric encoder.