CN201574263U

CN201574263U - Weaving shaft repository operating protection device

Info

Publication number: CN201574263U
Application number: CN2009200857565U
Authority: CN
Inventors: 黄辉; 史华刚
Original assignee: Jihua 3542 Textile Co Ltd
Current assignee: Jihua 3542 Textile Co Ltd
Priority date: 2009-05-18
Filing date: 2009-05-18
Publication date: 2010-09-08
Anticipated expiration: 2019-05-18

Abstract

The utility model discloses a weaving shaft repository operating protection device, which is characterized in that a gear disc (3) is arranged on a central shaft (2), a proximity switch S2 is arranged at one end head of a support (1), and the other end head of the support (1) is arranged on a gear shaft of a weaving shaft repository. A 220V power line L is connected on a terminal of a PLC programming controller (L1 and 1L) by a scram button SB0, and a power line N and a contactor (KM1 and KM2) are connected with a buzzer H2 and the PLC programming controller. The PLC programming controller is respectively connected with a starting button SB1, a stop button SB2, an uprush button SB3, an undershoot button SB4, a counting sensor S1 and an exit SA1 by conducting wires, and the proximity switch S2 is connected with the wiring terminal I0.6 of the PLC programming controller by one end of the conducting wire.

Description

A kind of warp beam repository running protection device

Technical field

The utility model relates to a kind of through operation of beam of a loom storehouse and mechanical stuck protective device, and is specifically a kind of through beam of a loom storehouse running protection device.

Background technology

Existing WJK has only track sideslip safety protection function in the beam of a loom library facilities, lack mechanical stuck defencive function; In equipment utilization and operation process, be prone to chain and block the accident of breaking axle, after the mechanical movement chain blocks or breaks axle, cause equipment slowly operation or parking, the electric current of motor sharply rises simultaneously, is easy to burn-down of electric motor, not only influences enterprise and produces normally, and keep in repair time-consumingly, cause very big economic loss to enterprise.

Summary of the invention

The purpose of this utility model is the deficiency at above-mentioned technology; design a kind of through beam of a loom storehouse running protection device; this detects protective device in equipment utilization and operation process; after chain occurring and blocking or break axle; the stuck protection checkout gear of machinery can in time detect fault message; assurance can safe operation through the beam of a loom library facilities, has reduced maintenance cost and production cost, has improved economic benefit of enterprises.

The technical scheme that its technology that solves the utility model adopts is: a kind of warp beam repository running protection device, by toothed disc, central shaft, fixed support, constitute near switch, PLC cyclelog, electric major loop and control loop, it is characterized in that: the toothed disc 3 that is provided with 70 teeth is fixed on the central shaft 2, be fixed on a termination of support 1 near switch S 2, near being provided with the 4-6mm gap between switch S 2 and the toothed disc 3, fixed support 1 another termination is fixed on the gear shaft in beam of a loom storehouse with screw, has formed a safety detection device; Contactor (KM1, KM2) is fixed in the electric cabinet (not drawing among the figure), and 220V power line L connects on the PLC cyclelog binding post (L1,1L) by scram button SB0.Power line N contactor (KM1, KM2) and buzzer H2 and PLC cyclelog link; The PLC cyclelog be arranged on starting button SB1, stop button SB2 on the electric cabinet panel, upper punch button SB3, link with lead respectively towards button SB4 down; Link by lead one end and PLC cyclelog binding post I0.6 near switch S 2, the other end and the PLC cyclelog L+ 220V power line L that links connects scram button SB0, another termination of scram button SB0 PLC cyclelog, and contactor (KM1, KM2), buzzer H2 are connected in parallel on respectively on the PLC cyclelog.

Major loop 380V power supply described in the utility model links by lead and circuit breaker Q F1 contact, the normally opened contact of the circuit breaker Q F1 contact other end and contactor (KM1, KM2) links, and the normally opened contact other end and the motor M 1 of contactor (KM1, KM2) link; The PLC cyclelog drives contactor (KM1, KM2) connecting and disconnecting according to the beam of a loom storehouse signal that detects near switch S 2; Thereby the forward, reverse or stop machine of control motor M.

Control loop described in the utility model, 220V power line L is connected on PLC cyclelog (L1, the 1L) binding post by scram button SB0, and 220V power line N and contactor (KM1, KM2) and the parallel connection of buzzer H2 difference are on the terminal (Q0.0, Q0.1, Q0.3) of PLC cyclelog; Starting button SB1, stop button SB2, upper punch button SB3, down towards button SB4, sensor for countering S1, safety door SA1 and near switch S 2 respectively parallel connections at PLC cyclelog L+, starting button SB1, stop button SB2, upper punch button SB3, down towards button SB4, sensor for countering S1, safety door SA1 and near switch S 2 other ends respectively with the PLC cyclelog on startup I0.0, stop I0.1, upper punch I0.2, the terminal towards I0.3, axle number counting I0.4, safety door I0.5, safety signal I0.6 connects down.

The utility model PLC cyclelog TD200 is as display window, be provided with " current axis number ", " will get axle number ", " storehouse line shaft number " three parameters, adopt seven tunnel inputs, correspondingly respectively start I0.0, stop I0.1, upper punch I0.2, down towards I0.3, axle number counting I0.4, safety door I0.5, safety signal I0.6; With four tunnel outputs, corresponding respectively motor is just changeing Q0.0, motor counter-rotating Q0.1, buzzer Q0.3.

The beneficial effects of the utility model are: utilize equipment first wife PLC cyclelog; PLC221 and TD200 text display; on the basis of existing track sideslip safety protection function; design the safety detection device of mechanical stuck defencive function; take to monitor the chain displacement through the beam of a loom storehouse, per second is protected immediately, to stop the stuck serious accident that causes of plant machinery; thereby reach the purpose of simplifying the operation of beam of a loom storehouse and setting up safety protection function, equipment is safe and reliable to operation.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the utility model electric cabinet main loop circuit figure

Fig. 3 is the utility model PLC cyclelog circuit diagram.

Toothed disc in the drawings, 1, fixed support, 2, central shaft, 3,, S2 is near switch, and QF1 is a breaker, and KM1, KM2 are contactors, and M1 is a motor, SB0, SB1, SB2, SB3, SB4 are buttons, and Q0.3 is a buzzer, and S1 is a sensor for countering, and SA1 is a safety door.

The specific embodiment

In the embodiment in figure 1, the toothed disc 3 that is provided with 70 teeth installs and fixes on the central shaft 2, be fixed on a termination of support 1 near switch S 2, and be provided with the 4-6mm gap with toothed disc 3, described in the utility model near the best clearance 5mm between switch S 2 and the toothed disc 3; Fixed support 1 another termination is fixed on the gear shaft in beam of a loom storehouse with screw.

In the embodiment of Fig. 2 and Fig. 3, PLC cyclelog and contactor (KM1, KM2) are fixed in the electric cabinet (not drawing among the figure), and power line L is connected on the PLC cyclelog binding post (L1,1L) by scram button SB0.The PLC cyclelog be arranged on starting button SB1, stop button SB2 on the electric cabinet panel, upper punch button SB3, link with lead respectively towards button SB4 down; Link by lead one end and PLC cyclelog binding post I0.6 near switch S 2, the other end and PLC cyclelog L+ link; 220V power line L connects scram button SB0, another termination of scram button SB0 PLC cyclelog, and contactor (KM1, KM2), buzzer H2 are connected in parallel on respectively on the PLC cyclelog.

Control loop described in the utility model, 220V power line L is connected on PLC cyclelog (L1, the 1L) binding post by scram button SB0; 220V power line N and contactor (KM1, KM2) and the parallel connection of buzzer H2 difference are on the terminal (Q0.0, Q0.1, Q0.3) of PLC cyclelog; Starting button SB1, stop button SB2, upper punch button SB3, down towards button SB4, sensor for countering S1, safety door SA1 and near switch S 2 respectively parallel connections at PLC cyclelog L+, starting button SB1, stop button SB2, upper punch button SB3, down towards button SB4, sensor for countering S1, safety door SA1 and near switch S 2 other ends respectively with the PLC cyclelog on startup I0.0, stop I0.1, upper punch I0.2, the terminal towards I0.3, axle number counting I0.4, safety door I0.5, safety signal I0.6 connects down.

Operation principle of the present utility model is: under normal operation, moving toothed disc 3 per seconds that install additional of beam of a loom library tape rotate 3.5 teeth, promptly can detect 3-4 signal near switch S 2 per seconds.Block the accident of breaking axle once chain occurs, gear slowly moves or stops fully, then is less than 2 or 1 near the detected signal of switch S 2 per seconds.When being less than 2 near switch S 2 per second detection signals by the automatic signalization of PLC cyclelog, the PLC cyclelog sends instruction, and the control motor is shut down, and stops immediately in the beam of a loom storehouse.For guarantee beam of a loom storehouse speed when motor just starts cause more slowly driving first second cisco unity malfunction, for this reason, be provided with the 1.5 second time of firm startup in shielding beam of a loom storehouse at the PLC cyclelog.

Electric major loop circuit breaker Q F1 energising, motor M 1 drives contactor KM1 control motor by the PLC cyclelog just changes, the counter-rotating of contactor KM2 control motor.Electric cabinet is provided with starting SB1, stops SB2, upper punch SB3, descends towards SB4, anxious SB0 totally 5 buttons that stop, TD200 is as display window, and " current axis number ", " will get axle number ", " storehouse line shaft number " three parameters can be set, PLC is contained in the electric cabinet, adopt seven tunnel inputs, correspondingly respectively start I0.0, stop I0.1, upper punch I0.2, down towards I0.3, axle number counting I0.4, safety door I0.5, safety signal I0.6.With four tunnel outputs, corresponding respectively motor is just changeing Q0.0, motor counter-rotating Q0.1, buzzer Q0.3.

PLC cyclelog of the present utility model also is provided with when mistake is imported forbidden digit (as negative etc.), and relevant parameter zero setting is provided with " current axis number "+" will get axle number " and give " storehouse line shaft number ".Shortest path can be sought automatically by Several Parameters relatively in the operation aspect, selects traffic direction, promptly runs to " will get axle number " from " current axis number " and can select short path forward (or oppositely) operation.The counting aspect, for avoiding beam of a loom storehouse parking spot just in the position of axle sensor for countering S1, may count the situation of 1 numeral next time when starting more, each run is set, and time operation 0.2s stops again to stopping axle position time delay, the axle that staggers is parked in the position of sensor for countering S1, thereby avoids the possibility of miscount.Stuck safeguard protection aspect begins protection after being set to start time-delay 1.5s, and per second is gathered signals from safety near switch S 2, and when signal stops during less than 2 seconds immediately, guard time is the 1s instant action, and is safe and reliable.

Claims

1. warp beam repository running protection device, by toothed disc, central shaft, fixed support, constitute near switch, PLC cyclelog, electric major loop and control loop, it is characterized in that: toothed disc (3) is fixed on the central shaft (2), be fixed on a termination of support (1) near switch (S2), near being provided with the 4-6mm gap between switch (S2) and the toothed disc (3), another termination of fixed support (1) is fixed on the gear shaft in beam of a loom storehouse with screw, has formed a safety detection device; Contactor (KM1), contactor (KM2) are fixed in the electric cabinet, and 220V power line (L) connects on the PLC cyclelog binding post (L1,1L) by scram button (SB0); Power line (N) contactor (KM1), contactor (KM2) and buzzer (H2) connect with the PLC cyclelog; The PLC cyclelog be arranged on starting button (SB1) on the electric cabinet panel, stop button (SB2), upper punch button (SB3), link with lead respectively towards button (SB4) down; Link by lead one end and PLC cyclelog binding post (I0.6) near switch (S2), the other end and PLC cyclelog (L+) link.

2. a kind of warp beam repository running protection device according to claim 1, it is characterized in that: major loop 380V power supply links by lead and breaker (QF1) contact, the normally opened contact of breaker (QF1) the contact other end and contactor (KM1), contactor (KM2) links, and the normally opened contact other end and the motor (M1) of contactor (KM1), contactor (KM2) link; The PLC cyclelog drives contactor (KM1), contactor (KM2) connecting and disconnecting according to the beam of a loom storehouse signal that detects near switch (S2); Thereby the forward, reverse or stop machine of control motor (M1).

3. a kind of warp beam repository running protection device according to claim 1 is characterized in that: 220V power line (L) is connected on (L1), (1L) of (PLC) cyclelog binding post by scram button (SB0); Power line (N) and contactor (KM1), contactor (KM2) and the parallel connection of buzzer (H2) difference are on the terminal (Q0.0, Q0.1, Q0.3) of (PLC) cyclelog; Starting button (SB1), stop button (SB2), upper punch button (SB3), down towards button (SB4), sensor for countering (S1), safety door (SA1) and near switch (S2) respectively parallel connection at PLC cyclelog (L+), starting button (SB1), stop button (SB2), upper punch button (SB3), down towards button (SB4), sensor for countering (S1), safety door (SA1) and near switch (S2) other end respectively with the PLC cyclelog on startup (I0.0), stop (I0.1), upper punch (I0.2), dash down (I0.3), axle number counting (I0.4), safety door (I0.5), the terminal of safety signal (I0.6) connects.